var oldTether = window.Tether;
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destructure non-iterable instance")}}(),P=C.Utils,r=P.getBounds,f=P.extend,c=P.updateClasses,T=P.defer,U=["left","top","right","bottom"];C.modules.push({position:function(t){var e=this,o=t.top,i=t.left,n=t.targetAttachment;if(!this.options.constraints)return!0;var s=this.cache("element-bounds",function(){return r(e.element)}),a=s.height,h=s.width;if(0===h&&0===a&&"undefined"!=typeof this.lastSize){var l=this.lastSize;h=l.width,a=l.height}var d=this.cache("target-bounds",function(){return e.getTargetBounds()}),u=d.height,p=d.width,g=[this.getClass("pinned"),this.getClass("out-of-bounds")];this.options.constraints.forEach(function(t){var e=t.outOfBoundsClass,o=t.pinnedClass;e&&g.push(e),o&&g.push(o)}),g.forEach(function(t){["left","top","right","bottom"].forEach(function(e){g.push(t+"-"+e)})});var m=[],v=f({},n),y=f({},this.attachment);return this.options.constraints.forEach(function(t){var r=t.to,s=t.attachment,f=t.pin;"undefined"==typeof s&&(s="");var l=void 0,d=void 0;if(s.indexOf(" ")>=0){var c=s.split(" "),g=M(c,2);d=g[0],l=g[1]}else l=d=s;var w=b(e,r);("target"===d||"both"===d)&&(o<w[1]&&"top"===v.top&&(o+=u,v.top="bottom"),o+a>w[3]&&"bottom"===v.top&&(o-=u,v.top="top")),"together"===d&&(o<w[1]&&"top"===v.top&&("bottom"===y.top?(o+=u,v.top="bottom",o+=a,y.top="top"):"top"===y.top&&(o+=u,v.top="bottom",o-=a,y.top="bottom")),o+a>w[3]&&"bottom"===v.top&&("top"===y.top?(o-=u,v.top="top",o-=a,y.top="bottom"):"bottom"===y.top&&(o-=u,v.top="top",o+=a,y.top="top")),"middle"===v.top&&(o+a>w[3]&&"top"===y.top?(o-=a,y.top="bottom"):o<w[1]&&"bottom"===y.top&&(o+=a,y.top="top"))),("target"===l||"both"===l)&&(i<w[0]&&"left"===v.left&&(i+=p,v.left="right"),i+h>w[2]&&"right"===v.left&&(i-=p,v.left="left")),"together"===l&&(i<w[0]&&"left"===v.left?"right"===y.left?(i+=p,v.left="right",i+=h,y.left="left"):"left"===y.left&&(i+=p,v.left="right",i-=h,y.left="right"):i+h>w[2]&&"right"===v.left?"left"===y.left?(i-=p,v.left="left",i-=h,y.left="right"):"right"===y.left&&(i-=p,v.left="left",i+=h,y.left="left"):"center"===v.left&&(i+h>w[2]&&"left"===y.left?(i-=h,y.left="right"):i<w[0]&&"right"===y.left&&(i+=h,y.left="left"))),("element"===d||"both"===d)&&(o<w[1]&&"bottom"===y.top&&(o+=a,y.top="top"),o+a>w[3]&&"top"===y.top&&(o-=a,y.top="bottom")),("element"===l||"both"===l)&&(i<w[0]&&"right"===y.left&&(i+=h,y.left="left"),i+h>w[2]&&"left"===y.left&&(i-=h,y.left="right")),"string"==typeof f?f=f.split(",").map(function(t){return t.trim()}):f===!0&&(f=["top","left","right","bottom"]),f=f||[];var C=[],O=[];o<w[1]&&(f.indexOf("top")>=0?(o=w[1],C.push("top")):O.push("top")),o+a>w[3]&&(f.indexOf("bottom")>=0?(o=w[3]-a,C.push("bottom")):O.push("bottom")),i<w[0]&&(f.indexOf("left")>=0?(i=w[0],C.push("left")):O.push("left")),i+h>w[2]&&(f.indexOf("right")>=0?(i=w[2]-h,C.push("right")):O.push("right")),C.length&&!function(){var t=void 0;t="undefined"!=typeof e.options.pinnedClass?e.options.pinnedClass:e.getClass("pinned"),m.push(t),C.forEach(function(e){m.push(t+"-"+e)})}(),O.length&&!function(){var t=void 0;t="undefined"!=typeof e.options.outOfBoundsClass?e.options.outOfBoundsClass:e.getClass("out-of-bounds"),m.push(t),O.forEach(function(e){m.push(t+"-"+e)})}(),(C.indexOf("left")>=0||C.indexOf("right")>=0)&&(y.left=v.left=!1),(C.indexOf("top")>=0||C.indexOf("bottom")>=0)&&(y.top=v.top=!1),(v.top!==n.top||v.left!==n.left||y.top!==e.attachment.top||y.left!==e.attachment.left)&&e.updateAttachClasses(y,v)}),T(function(){e.options.addTargetClasses!==!1&&c(e.target,m,g),c(e.element,m,g)}),{top:o,left:i}}});var P=C.Utils,r=P.getBounds,c=P.updateClasses,T=P.defer;C.modules.push({position:function(t){var e=this,o=t.top,i=t.left,n=this.cache("element-bounds",function(){return r(e.element)}),s=n.height,a=n.width,f=this.getTargetBounds(),h=o+s,l=i+a,d=[];o<=f.bottom&&h>=f.top&&["left","right"].forEach(function(t){var e=f[t];(e===i||e===l)&&d.push(t)}),i<=f.right&&l>=f.left&&["top","bottom"].forEach(function(t){var e=f[t];(e===o||e===h)&&d.push(t)});var u=[],p=[],g=["left","top","right","bottom"];return u.push(this.getClass("abutted")),g.forEach(function(t){u.push(e.getClass("abutted")+"-"+t)}),d.length&&p.push(this.getClass("abutted")),d.forEach(function(t){p.push(e.getClass("abutted")+"-"+t)}),T(function(){e.options.addTargetClasses!==!1&&c(e.target,p,u),c(e.element,p,u)}),!0}});var M=function(){function t(t,e){var o=[],i=!0,n=!1,r=void 0;try{for(var s,a=t[Symbol.iterator]();!(i=(s=a.next()).done)&&(o.push(s.value),!e||o.length!==e);i=!0);}catch(f){n=!0,r=f}finally{try{!i&&a["return"]&&a["return"]()}finally{if(n)throw r}}return o}return function(e,o){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,o);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}();return C.modules.push({position:function(t){var e=t.top,o=t.left;if(this.options.shift){var i=this.options.shift;"function"==typeof this.options.shift&&(i=this.options.shift.call(this,{top:e,left:o}));var n=void 0,r=void 0;if("string"==typeof i){i=i.split(" "),i[1]=i[1]||i[0];var s=M(i,2);n=s[0],r=s[1],n=parseFloat(n,10),r=parseFloat(r,10)}else n=i.top,r=i.left;return e+=n,o+=r,{top:e,left:o}}}}),R});
H5P.Tether = Tether;
window.Tether = oldTether;
;
var oldDrop = window.Drop;
var oldTether = window.Tether;
Tether = H5P.Tether;
!function(t,e){"function"==typeof define&&define.amd?define(["tether"],e):"object"==typeof exports?module.exports=e(require("tether")):t.Drop=e(t.Tether)}(this,function(t){"use strict";function e(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function n(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function o(t){var e=t.split(" "),n=a(e,2),o=n[0],i=n[1];if(["left","right"].indexOf(o)>=0){var s=[i,o];o=s[0],i=s[1]}return[o,i].join(" ")}function i(t,e){for(var n=void 0,o=[];-1!==(n=t.indexOf(e));)o.push(t.splice(n,1));return o}function s(){var a=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],u=function(){for(var t=arguments.length,e=Array(t),n=0;t>n;n++)e[n]=arguments[n];return new(r.apply(b,[null].concat(e)))};p(u,{createContext:s,drops:[],defaults:{}});var g={classPrefix:"drop",defaults:{position:"bottom left",openOn:"click",beforeClose:null,constrainToScrollParent:!0,constrainToWindow:!0,classes:"",remove:!1,tetherOptions:{}}};p(u,g,a),p(u.defaults,g.defaults,a.defaults),"undefined"==typeof x[u.classPrefix]&&(x[u.classPrefix]=[]),u.updateBodyClasses=function(){for(var t=!1,e=x[u.classPrefix],n=e.length,o=0;n>o;++o)if(e[o].isOpened()){t=!0;break}t?d(document.body,u.classPrefix+"-open"):c(document.body,u.classPrefix+"-open")};var b=function(s){function r(t){if(e(this,r),l(Object.getPrototypeOf(r.prototype),"constructor",this).call(this),this.options=p({},u.defaults,t),this.target=this.options.target,"undefined"==typeof this.target)throw new Error("Drop Error: You must provide a target.");var n="data-"+u.classPrefix,o=this.target.getAttribute(n);o&&(this.options.content=o);for(var i=["position","openOn"],s=0;s<i.length;++s){var a=this.target.getAttribute(n+"-"+i[s]);a&&(this.options[i[s]]=a)}this.options.classes&&this.options.addTargetClasses!==!1&&d(this.target,this.options.classes),u.drops.push(this),x[u.classPrefix].push(this),this._boundEvents=[],this.bindMethods(),this.setupElements(),this.setupEvents(),this.setupTether()}return n(r,s),h(r,[{key:"_on",value:function(t,e,n){this._boundEvents.push({element:t,event:e,handler:n}),t.addEventListener(e,n)}},{key:"bindMethods",value:function(){this.transitionEndHandler=this._transitionEndHandler.bind(this)}},{key:"setupElements",value:function(){var t=this;if(this.drop=document.createElement("div"),d(this.drop,u.classPrefix),this.options.classes&&d(this.drop,this.options.classes),this.content=document.createElement("div"),d(this.content,u.classPrefix+"-content"),"function"==typeof this.options.content){var e=function(){var e=t.options.content.call(t,t);if("string"==typeof e)t.content.innerHTML=e;else{if("object"!=typeof e)throw new Error("Drop Error: Content function should return a string or HTMLElement.");t.content.innerHTML="",t.content.appendChild(e)}};e(),this.on("open",e.bind(this))}else"object"==typeof this.options.content?this.content.appendChild(this.options.content):this.content.innerHTML=this.options.content;this.drop.appendChild(this.content)}},{key:"setupTether",value:function(){var e=this.options.position.split(" ");e[0]=E[e[0]],e=e.join(" ");var n=[];this.options.constrainToScrollParent?n.push({to:"scrollParent",pin:"top, bottom",attachment:"together none"}):n.push({to:"scrollParent"}),this.options.constrainToWindow!==!1?n.push({to:"window",attachment:"together"}):n.push({to:"window"});var i={element:this.drop,target:this.target,attachment:o(e),targetAttachment:o(this.options.position),classPrefix:u.classPrefix,offset:"0 0",targetOffset:"0 0",enabled:!1,constraints:n,addTargetClasses:this.options.addTargetClasses};this.options.tetherOptions!==!1&&(this.tether=new t(p({},i,this.options.tetherOptions)))}},{key:"setupEvents",value:function(){var t=this;if(this.options.openOn){if("always"===this.options.openOn)return void setTimeout(this.open.bind(this));var e=this.options.openOn.split(" ");if(e.indexOf("click")>=0)for(var n=function(e){t.toggle(e),e.preventDefault()},o=function(e){t.isOpened()&&(e.target===t.drop||t.drop.contains(e.target)||e.target===t.target||t.target.contains(e.target)||t.close(e))},i=0;i<y.length;++i){var s=y[i];this._on(this.target,s,n),this._on(document,s,o)}var r=!1,a=null,h=function(e){r=!0,t.open(e)},l=function(e){r=!1,"undefined"!=typeof a&&clearTimeout(a),a=setTimeout(function(){r||t.close(e),a=null},50)};e.indexOf("hover")>=0&&(this._on(this.target,"mouseover",h),this._on(this.drop,"mouseover",h),this._on(this.target,"mouseout",l),this._on(this.drop,"mouseout",l)),e.indexOf("focus")>=0&&(this._on(this.target,"focus",h),this._on(this.drop,"focus",h),this._on(this.target,"blur",l),this._on(this.drop,"blur",l))}}},{key:"isOpened",value:function(){return this.drop?f(this.drop,u.classPrefix+"-open"):void 0}},{key:"toggle",value:function(t){this.isOpened()?this.close(t):this.open(t)}},{key:"open",value:function(t){var e=this;this.isOpened()||(this.drop.parentNode||document.body.appendChild(this.drop),"undefined"!=typeof this.tether&&this.tether.enable(),d(this.drop,u.classPrefix+"-open"),d(this.drop,u.classPrefix+"-open-transitionend"),setTimeout(function(){e.drop&&d(e.drop,u.classPrefix+"-after-open")}),"undefined"!=typeof this.tether&&this.tether.position(),this.trigger("open"),u.updateBodyClasses())}},{key:"_transitionEndHandler",value:function(t){t.target===t.currentTarget&&(f(this.drop,u.classPrefix+"-open")||c(this.drop,u.classPrefix+"-open-transitionend"),this.drop.removeEventListener(m,this.transitionEndHandler))}},{key:"beforeCloseHandler",value:function(t){var e=!0;return this.isClosing||"function"!=typeof this.options.beforeClose||(this.isClosing=!0,e=this.options.beforeClose(t,this)!==!1),this.isClosing=!1,e}},{key:"close",value:function(t){this.isOpened()&&this.beforeCloseHandler(t)&&(c(this.drop,u.classPrefix+"-open"),c(this.drop,u.classPrefix+"-after-open"),this.drop.addEventListener(m,this.transitionEndHandler),this.trigger("close"),"undefined"!=typeof this.tether&&this.tether.disable(),u.updateBodyClasses(),this.options.remove&&this.remove(t))}},{key:"remove",value:function(t){this.close(t),this.drop.parentNode&&this.drop.parentNode.removeChild(this.drop)}},{key:"position",value:function(){this.isOpened()&&"undefined"!=typeof this.tether&&this.tether.position()}},{key:"destroy",value:function(){this.remove(),"undefined"!=typeof this.tether&&this.tether.destroy();for(var t=0;t<this._boundEvents.length;++t){var e=this._boundEvents[t],n=e.element,o=e.event,s=e.handler;n.removeEventListener(o,s)}this._boundEvents=[],this.tether=null,this.drop=null,this.content=null,this.target=null,i(x[u.classPrefix],this),i(u.drops,this)}}]),r}(v);return u}var r=Function.prototype.bind,a=function(){function t(t,e){var n=[],o=!0,i=!1,s=void 0;try{for(var r,a=t[Symbol.iterator]();!(o=(r=a.next()).done)&&(n.push(r.value),!e||n.length!==e);o=!0);}catch(h){i=!0,s=h}finally{try{!o&&a["return"]&&a["return"]()}finally{if(i)throw s}}return n}return function(e,n){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,n);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}(),h=function(){function t(t,e){for(var n=0;n<e.length;n++){var o=e[n];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(t,o.key,o)}}return function(e,n,o){return n&&t(e.prototype,n),o&&t(e,o),e}}(),l=function(t,e,n){for(var o=!0;o;){var i=t,s=e,r=n;a=l=h=void 0,o=!1,null===i&&(i=Function.prototype);var a=Object.getOwnPropertyDescriptor(i,s);if(void 0!==a){if("value"in a)return a.value;var h=a.get;return void 0===h?void 0:h.call(r)}var l=Object.getPrototypeOf(i);if(null===l)return void 0;t=l,e=s,n=r,o=!0}},u=t.Utils,p=u.extend,d=u.addClass,c=u.removeClass,f=u.hasClass,v=u.Evented,y=["click"];"ontouchstart"in document.documentElement&&y.push("touchstart");var g={WebkitTransition:"webkitTransitionEnd",MozTransition:"transitionend",OTransition:"otransitionend",transition:"transitionend"},m="";for(var b in g)if({}.hasOwnProperty.call(g,b)){var O=document.createElement("p");"undefined"!=typeof O.style[b]&&(m=g[b])}var E={left:"right",right:"left",top:"bottom",bottom:"top",middle:"middle",center:"center"},x={},P=s();return document.addEventListener("DOMContentLoaded",function(){P.updateBodyClasses()}),P});
H5P.Drop = Drop;
window.Drop = oldDrop;
window.Tether = oldTether;
;
var H5P = H5P || {};
/**
* Transition contains helper function relevant for transitioning
*/
H5P.Transition = (function ($) {
/**
* @class
* @namespace H5P
*/
Transition = {};
/**
* @private
*/
Transition.transitionEndEventNames = {
'WebkitTransition': 'webkitTransitionEnd',
'transition': 'transitionend',
'MozTransition': 'transitionend',
'OTransition': 'oTransitionEnd',
'msTransition': 'MSTransitionEnd'
};
/**
* @private
*/
Transition.cache = [];
/**
* Get the vendor property name for an event
*
* @function H5P.Transition.getVendorPropertyName
* @static
* @private
* @param {string} prop Generic property name
* @return {string} Vendor specific property name
*/
Transition.getVendorPropertyName = function (prop) {
if (Transition.cache[prop] !== undefined) {
return Transition.cache[prop];
}
var div = document.createElement('div');
// Handle unprefixed versions (FF16+, for example)
if (prop in div.style) {
Transition.cache[prop] = prop;
}
else {
var prefixes = ['Moz', 'Webkit', 'O', 'ms'];
var prop_ = prop.charAt(0).toUpperCase() + prop.substr(1);
if (prop in div.style) {
Transition.cache[prop] = prop;
}
else {
for (var i = 0; i < prefixes.length; ++i) {
var vendorProp = prefixes[i] + prop_;
if (vendorProp in div.style) {
Transition.cache[prop] = vendorProp;
break;
}
}
}
}
return Transition.cache[prop];
};
/**
* Get the name of the transition end event
*
* @static
* @private
* @return {string} description
*/
Transition.getTransitionEndEventName = function () {
return Transition.transitionEndEventNames[Transition.getVendorPropertyName('transition')] || undefined;
};
/**
* Helper function for listening on transition end events
*
* @function H5P.Transition.onTransitionEnd
* @static
* @param {domElement} $element The element which is transitioned
* @param {function} callback The callback to be invoked when transition is finished
* @param {number} timeout Timeout in milliseconds. Fallback if transition event is never fired
*/
Transition.onTransitionEnd = function ($element, callback, timeout) {
// Fallback on 1 second if transition event is not supported/triggered
timeout = timeout || 1000;
Transition.transitionEndEventName = Transition.transitionEndEventName || Transition.getTransitionEndEventName();
var callbackCalled = false;
var doCallback = function () {
if (callbackCalled) {
return;
}
$element.off(Transition.transitionEndEventName, callback);
callbackCalled = true;
clearTimeout(timer);
callback();
};
var timer = setTimeout(function () {
doCallback();
}, timeout);
$element.on(Transition.transitionEndEventName, function () {
doCallback();
});
};
/**
* Wait for a transition - when finished, invokes next in line
*
* @private
*
* @param {Object[]} transitions Array of transitions
* @param {H5P.jQuery} transitions[].$element Dom element transition is performed on
* @param {number=} transitions[].timeout Timeout fallback if transition end never is triggered
* @param {bool=} transitions[].break If true, sequence breaks after this transition
* @param {number} index The index for current transition
*/
var runSequence = function (transitions, index) {
if (index >= transitions.length) {
return;
}
var transition = transitions[index];
H5P.Transition.onTransitionEnd(transition.$element, function () {
if (transition.end) {
transition.end();
}
if (transition.break !== true) {
runSequence(transitions, index+1);
}
}, transition.timeout || undefined);
};
/**
* Run a sequence of transitions
*
* @function H5P.Transition.sequence
* @static
* @param {Object[]} transitions Array of transitions
* @param {H5P.jQuery} transitions[].$element Dom element transition is performed on
* @param {number=} transitions[].timeout Timeout fallback if transition end never is triggered
* @param {bool=} transitions[].break If true, sequence breaks after this transition
*/
Transition.sequence = function (transitions) {
runSequence(transitions, 0);
};
return Transition;
})(H5P.jQuery);
;
var H5P = H5P || {};
/**
* Class responsible for creating a help text dialog
*/
H5P.JoubelHelpTextDialog = (function ($) {
var numInstances = 0;
/**
* Display a pop-up containing a message.
*
* @param {H5P.jQuery} $container The container which message dialog will be appended to
* @param {string} message The message
* @param {string} closeButtonTitle The title for the close button
* @return {H5P.jQuery}
*/
function JoubelHelpTextDialog(header, message, closeButtonTitle) {
H5P.EventDispatcher.call(this);
var self = this;
numInstances++;
var headerId = 'joubel-help-text-header-' + numInstances;
var helpTextId = 'joubel-help-text-body-' + numInstances;
var $helpTextDialogBox = $('<div>', {
'class': 'joubel-help-text-dialog-box',
'role': 'dialog',
'aria-labelledby': headerId,
'aria-describedby': helpTextId
});
$('<div>', {
'class': 'joubel-help-text-dialog-background'
}).appendTo($helpTextDialogBox);
var $helpTextDialogContainer = $('<div>', {
'class': 'joubel-help-text-dialog-container'
}).appendTo($helpTextDialogBox);
$('<div>', {
'class': 'joubel-help-text-header',
'id': headerId,
'role': 'header',
'html': header
}).appendTo($helpTextDialogContainer);
$('<div>', {
'class': 'joubel-help-text-body',
'id': helpTextId,
'html': message,
'role': 'document',
'tabindex': 0
}).appendTo($helpTextDialogContainer);
var handleClose = function () {
$helpTextDialogBox.remove();
self.trigger('closed');
};
var $closeButton = $('<div>', {
'class': 'joubel-help-text-remove',
'role': 'button',
'title': closeButtonTitle,
'tabindex': 1,
'click': handleClose,
'keydown': function (event) {
// 32 - space, 13 - enter
if ([32, 13].indexOf(event.which) !== -1) {
event.preventDefault();
handleClose();
}
}
}).appendTo($helpTextDialogContainer);
/**
* Get the DOM element
* @return {HTMLElement}
*/
self.getElement = function () {
return $helpTextDialogBox;
};
self.focus = function () {
$closeButton.focus();
};
}
JoubelHelpTextDialog.prototype = Object.create(H5P.EventDispatcher.prototype);
JoubelHelpTextDialog.prototype.constructor = JoubelHelpTextDialog;
return JoubelHelpTextDialog;
}(H5P.jQuery));
;
var H5P = H5P || {};
/**
* Class responsible for creating auto-disappearing dialogs
*/
H5P.JoubelMessageDialog = (function ($) {
/**
* Display a pop-up containing a message.
*
* @param {H5P.jQuery} $container The container which message dialog will be appended to
* @param {string} message The message
* @return {H5P.jQuery}
*/
function JoubelMessageDialog ($container, message) {
var timeout;
var removeDialog = function () {
$warning.remove();
clearTimeout(timeout);
$container.off('click.messageDialog');
};
// Create warning popup:
var $warning = $('<div/>', {
'class': 'joubel-message-dialog',
text: message
}).appendTo($container);
// Remove after 3 seconds or if user clicks anywhere in $container:
timeout = setTimeout(removeDialog, 3000);
$container.on('click.messageDialog', removeDialog);
return $warning;
}
return JoubelMessageDialog;
})(H5P.jQuery);
;
var H5P = H5P || {};
/**
* Class responsible for creating a circular progress bar
*/
H5P.JoubelProgressCircle = (function ($) {
/**
* Constructor for the Progress Circle
*
* @param {Number} number The amount of progress to display
* @param {string} progressColor Color for the progress meter
* @param {string} backgroundColor Color behind the progress meter
*/
function ProgressCircle(number, progressColor, fillColor, backgroundColor) {
progressColor = progressColor || '#1a73d9';
fillColor = fillColor || '#f0f0f0';
backgroundColor = backgroundColor || '#ffffff';
var progressColorRGB = this.hexToRgb(progressColor);
//Verify number
try {
number = Number(number);
if (number === '') {
throw 'is empty';
}
if (isNaN(number)) {
throw 'is not a number';
}
} catch (e) {
number = 'err';
}
//Draw circle
if (number > 100) {
number = 100;
}
// We can not use rgba, since they will stack on top of each other.
// Instead we create the equivalent of the rgba color
// and applies this to the activeborder and background color.
var progressColorString = 'rgb(' + parseInt(progressColorRGB.r, 10) +
',' + parseInt(progressColorRGB.g, 10) +
',' + parseInt(progressColorRGB.b, 10) + ')';
// Circle wrapper
var $wrapper = $('<div/>', {
'class': "joubel-progress-circle-wrapper"
});
//Active border indicates progress
var $activeBorder = $('<div/>', {
'class': "joubel-progress-circle-active-border"
}).appendTo($wrapper);
//Background circle
var $backgroundCircle = $('<div/>', {
'class': "joubel-progress-circle-circle"
}).appendTo($activeBorder);
//Progress text/number
$('<span/>', {
'text': number + '%',
'class': "joubel-progress-circle-percentage"
}).appendTo($backgroundCircle);
var deg = number * 3.6;
if (deg <= 180) {
$activeBorder.css('background-image',
'linear-gradient(' + (90 + deg) + 'deg, transparent 50%, ' + fillColor + ' 50%),' +
'linear-gradient(90deg, ' + fillColor + ' 50%, transparent 50%)')
.css('border', '2px solid' + backgroundColor)
.css('background-color', progressColorString);
} else {
$activeBorder.css('background-image',
'linear-gradient(' + (deg - 90) + 'deg, transparent 50%, ' + progressColorString + ' 50%),' +
'linear-gradient(90deg, ' + fillColor + ' 50%, transparent 50%)')
.css('border', '2px solid' + backgroundColor)
.css('background-color', progressColorString);
}
this.$activeBorder = $activeBorder;
this.$backgroundCircle = $backgroundCircle;
this.$wrapper = $wrapper;
this.initResizeFunctionality();
return $wrapper;
}
/**
* Initializes resize functionality for the progress circle
*/
ProgressCircle.prototype.initResizeFunctionality = function () {
var self = this;
$(window).resize(function () {
// Queue resize
setTimeout(function () {
self.resize();
});
});
// First resize
setTimeout(function () {
self.resize();
}, 0);
};
/**
* Resize function makes progress circle grow or shrink relative to parent container
*/
ProgressCircle.prototype.resize = function () {
var $parent = this.$wrapper.parent();
if ($parent !== undefined && $parent) {
// Measurements
var fontSize = parseInt($parent.css('font-size'), 10);
// Static sizes
var fontSizeMultiplum = 3.75;
var progressCircleWidthPx = parseInt((fontSize / 4.5), 10) % 2 === 0 ? parseInt((fontSize / 4.5), 10) + 4 : parseInt((fontSize / 4.5), 10) + 5;
var progressCircleOffset = progressCircleWidthPx / 2;
var width = fontSize * fontSizeMultiplum;
var height = fontSize * fontSizeMultiplum;
this.$activeBorder.css({
'width': width,
'height': height
});
this.$backgroundCircle.css({
'width': width - progressCircleWidthPx,
'height': height - progressCircleWidthPx,
'top': progressCircleOffset,
'left': progressCircleOffset
});
}
};
/**
* Hex to RGB conversion
* @param hex
* @returns {{r: Number, g: Number, b: Number}}
*/
ProgressCircle.prototype.hexToRgb = function (hex) {
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
};
return ProgressCircle;
}(H5P.jQuery));
;
var H5P = H5P || {};
H5P.SimpleRoundedButton = (function ($) {
/**
* Creates a new tip
*/
function SimpleRoundedButton(text) {
var $simpleRoundedButton = $('<div>', {
'class': 'joubel-simple-rounded-button',
'title': text,
'role': 'button',
'tabindex': '0'
}).keydown(function (e) {
// 32 - space, 13 - enter
if ([32, 13].indexOf(e.which) !== -1) {
$(this).click();
e.preventDefault();
}
});
$('<span>', {
'class': 'joubel-simple-rounded-button-text',
'html': text
}).appendTo($simpleRoundedButton);
return $simpleRoundedButton;
}
return SimpleRoundedButton;
}(H5P.jQuery));
;
var H5P = H5P || {};
/**
* Class responsible for creating speech bubbles
*/
H5P.JoubelSpeechBubble = (function ($) {
var $currentSpeechBubble;
var $currentContainer;
var $tail;
var $innerTail;
var removeSpeechBubbleTimeout;
var currentMaxWidth;
var DEFAULT_MAX_WIDTH = 400;
var iDevice = navigator.userAgent.match(/iPod|iPhone|iPad/g) ? true : false;
/**
* Creates a new speech bubble
*
* @param {H5P.jQuery} $container The speaking object
* @param {string} text The text to display
* @param {number} maxWidth The maximum width of the bubble
* @return {H5P.JoubelSpeechBubble}
*/
function JoubelSpeechBubble($container, text, maxWidth) {
maxWidth = maxWidth || DEFAULT_MAX_WIDTH;
currentMaxWidth = maxWidth;
$currentContainer = $container;
this.isCurrent = function ($tip) {
return $tip.is($currentContainer);
};
this.remove = function () {
remove();
};
var fadeOutSpeechBubble = function ($speechBubble) {
if (!$speechBubble) {
return;
}
// Stop removing bubble
clearTimeout(removeSpeechBubbleTimeout);
$speechBubble.removeClass('show');
setTimeout(function () {
if ($speechBubble) {
$speechBubble.remove();
$speechBubble = undefined;
}
}, 500);
};
if ($currentSpeechBubble !== undefined) {
remove();
}
var $h5pContainer = getH5PContainer($container);
// Make sure we fade out old speech bubble
fadeOutSpeechBubble($currentSpeechBubble);
// Create bubble
$tail = $('<div class="joubel-speech-bubble-tail"></div>');
$innerTail = $('<div class="joubel-speech-bubble-inner-tail"></div>');
var $innerBubble = $(
'<div class="joubel-speech-bubble-inner">' +
'<div class="joubel-speech-bubble-text">' + text + '</div>' +
'</div>'
).prepend($innerTail);
$currentSpeechBubble = $(
'<div class="joubel-speech-bubble" aria-live="assertive">'
).append([$tail, $innerBubble])
.appendTo($h5pContainer);
// Show speech bubble with transition
setTimeout(function () {
$currentSpeechBubble.addClass('show');
}, 0);
position($currentSpeechBubble, $currentContainer, maxWidth, $tail, $innerTail);
// Handle click to close
H5P.$body.on('mousedown.speechBubble', handleOutsideClick);
// Handle window resizing
H5P.$window.on('resize', '', handleResize);
// Handle clicks when inside IV which blocks bubbling.
$container.parents('.h5p-dialog')
.on('mousedown.speechBubble', handleOutsideClick);
if (iDevice) {
H5P.$body.css('cursor', 'pointer');
}
return this;
}
// Remove speechbubble if it belongs to a dom element that is about to be hidden
H5P.externalDispatcher.on('domHidden', function (event) {
if ($currentSpeechBubble !== undefined && event.data.$dom.find($currentContainer).length !== 0) {
remove();
}
});
/**
* Returns the closest h5p container for the given DOM element.
*
* @param {object} $container jquery element
* @return {object} the h5p container (jquery element)
*/
function getH5PContainer($container) {
var $h5pContainer = $container.closest('.h5p-frame');
// Check closest h5p frame first, then check for container in case there is no frame.
if (!$h5pContainer.length) {
$h5pContainer = $container.closest('.h5p-container');
}
return $h5pContainer;
}
/**
* Event handler that is called when the window is resized.
*/
function handleResize() {
position($currentSpeechBubble, $currentContainer, currentMaxWidth, $tail, $innerTail);
}
/**
* Repositions the speech bubble according to the position of the container.
*
* @param {object} $currentSpeechbubble the speech bubble that should be positioned
* @param {object} $container the container to which the speech bubble should point
* @param {number} maxWidth the maximum width of the speech bubble
* @param {object} $tail the tail (the triangle that points to the referenced container)
* @param {object} $innerTail the inner tail (the triangle that points to the referenced container)
*/
function position($currentSpeechBubble, $container, maxWidth, $tail, $innerTail) {
var $h5pContainer = getH5PContainer($container);
// Calculate offset between the button and the h5p frame
var offset = getOffsetBetween($h5pContainer, $container);
var direction = (offset.bottom > offset.top ? 'bottom' : 'top');
var tipWidth = offset.outerWidth * 0.9; // Var needs to be renamed to make sense
var bubbleWidth = tipWidth > maxWidth ? maxWidth : tipWidth;
var bubblePosition = getBubblePosition(bubbleWidth, offset);
var tailPosition = getTailPosition(bubbleWidth, bubblePosition, offset, $container.width());
// Need to set font-size, since element is appended to body.
// Using same font-size as parent. In that way it will grow accordingly
// when resizing
var fontSize = 16;//parseFloat($parent.css('font-size'));
// Set width and position of speech bubble
$currentSpeechBubble.css(bubbleCSS(
direction,
bubbleWidth,
bubblePosition,
fontSize
));
var preparedTailCSS = tailCSS(direction, tailPosition);
$tail.css(preparedTailCSS);
$innerTail.css(preparedTailCSS);
}
/**
* Static function for removing the speechbubble
*/
var remove = function () {
H5P.$body.off('mousedown.speechBubble');
H5P.$window.off('resize', '', handleResize);
$currentContainer.parents('.h5p-dialog').off('mousedown.speechBubble');
if (iDevice) {
H5P.$body.css('cursor', '');
}
if ($currentSpeechBubble !== undefined) {
// Apply transition, then remove speech bubble
$currentSpeechBubble.removeClass('show');
// Make sure we remove any old timeout before reassignment
clearTimeout(removeSpeechBubbleTimeout);
removeSpeechBubbleTimeout = setTimeout(function () {
$currentSpeechBubble.remove();
$currentSpeechBubble = undefined;
}, 500);
}
// Don't return false here. If the user e.g. clicks a button when the bubble is visible,
// we want the bubble to disapear AND the button to receive the event
};
/**
* Remove the speech bubble and container reference
*/
function handleOutsideClick(event) {
if (event.target === $currentContainer[0]) {
return; // Button clicks are not outside clicks
}
remove();
// There is no current container when a container isn't clicked
$currentContainer = undefined;
}
/**
* Calculate position for speech bubble
*
* @param {number} bubbleWidth The width of the speech bubble
* @param {object} offset
* @return {object} Return position for the speech bubble
*/
function getBubblePosition(bubbleWidth, offset) {
var bubblePosition = {};
var tailOffset = 9;
var widthOffset = bubbleWidth / 2;
// Calculate top position
bubblePosition.top = offset.top + offset.innerHeight;
// Calculate bottom position
bubblePosition.bottom = offset.bottom + offset.innerHeight + tailOffset;
// Calculate left position
if (offset.left < widthOffset) {
bubblePosition.left = 3;
}
else if ((offset.left + widthOffset) > offset.outerWidth) {
bubblePosition.left = offset.outerWidth - bubbleWidth - 3;
}
else {
bubblePosition.left = offset.left - widthOffset + (offset.innerWidth / 2);
}
return bubblePosition;
}
/**
* Calculate position for speech bubble tail
*
* @param {number} bubbleWidth The width of the speech bubble
* @param {object} bubblePosition Speech bubble position
* @param {object} offset
* @param {number} iconWidth The width of the tip icon
* @return {object} Return position for the tail
*/
function getTailPosition(bubbleWidth, bubblePosition, offset, iconWidth) {
var tailPosition = {};
// Magic numbers. Tuned by hand so that the tail fits visually within
// the bounds of the speech bubble.
var leftBoundary = 9;
var rightBoundary = bubbleWidth - 20;
tailPosition.left = offset.left - bubblePosition.left + (iconWidth / 2) - 6;
if (tailPosition.left < leftBoundary) {
tailPosition.left = leftBoundary;
}
if (tailPosition.left > rightBoundary) {
tailPosition.left = rightBoundary;
}
tailPosition.top = -6;
tailPosition.bottom = -6;
return tailPosition;
}
/**
* Return bubble CSS for the desired growth direction
*
* @param {string} direction The direction the speech bubble will grow
* @param {number} width The width of the speech bubble
* @param {object} position Speech bubble position
* @param {number} fontSize The size of the bubbles font
* @return {object} Return CSS
*/
function bubbleCSS(direction, width, position, fontSize) {
if (direction === 'top') {
return {
width: width + 'px',
bottom: position.bottom + 'px',
left: position.left + 'px',
fontSize: fontSize + 'px',
top: ''
};
}
else {
return {
width: width + 'px',
top: position.top + 'px',
left: position.left + 'px',
fontSize: fontSize + 'px',
bottom: ''
};
}
}
/**
* Return tail CSS for the desired growth direction
*
* @param {string} direction The direction the speech bubble will grow
* @param {object} position Tail position
* @return {object} Return CSS
*/
function tailCSS(direction, position) {
if (direction === 'top') {
return {
bottom: position.bottom + 'px',
left: position.left + 'px',
top: ''
};
}
else {
return {
top: position.top + 'px',
left: position.left + 'px',
bottom: ''
};
}
}
/**
* Calculates the offset between an element inside a container and the
* container. Only works if all the edges of the inner element are inside the
* outer element.
* Width/height of the elements is included as a convenience.
*
* @param {H5P.jQuery} $outer
* @param {H5P.jQuery} $inner
* @return {object} Position offset
*/
function getOffsetBetween($outer, $inner) {
var outer = $outer[0].getBoundingClientRect();
var inner = $inner[0].getBoundingClientRect();
return {
top: inner.top - outer.top,
right: outer.right - inner.right,
bottom: outer.bottom - inner.bottom,
left: inner.left - outer.left,
innerWidth: inner.width,
innerHeight: inner.height,
outerWidth: outer.width,
outerHeight: outer.height
};
}
return JoubelSpeechBubble;
})(H5P.jQuery);
;
var H5P = H5P || {};
H5P.JoubelThrobber = (function ($) {
/**
* Creates a new tip
*/
function JoubelThrobber() {
// h5p-throbber css is described in core
var $throbber = $('<div/>', {
'class': 'h5p-throbber'
});
return $throbber;
}
return JoubelThrobber;
}(H5P.jQuery));
;
H5P.JoubelTip = (function ($) {
var $conv = $('<div/>');
/**
* Creates a new tip element.
*
* NOTE that this may look like a class but it doesn't behave like one.
* It returns a jQuery object.
*
* @param {string} tipHtml The text to display in the popup
* @param {Object} [behaviour] Options
* @param {string} [behaviour.tipLabel] Set to use a custom label for the tip button (you want this for good A11Y)
* @param {boolean} [behaviour.helpIcon] Set to 'true' to Add help-icon classname to Tip button (changes the icon)
* @param {boolean} [behaviour.showSpeechBubble] Set to 'false' to disable functionality (you may this in the editor)
* @param {boolean} [behaviour.tabcontrol] Set to 'true' if you plan on controlling the tabindex in the parent (tabindex="-1")
* @return {H5P.jQuery|undefined} Tip button jQuery element or 'undefined' if invalid tip
*/
function JoubelTip(tipHtml, behaviour) {
// Keep track of the popup that appears when you click the Tip button
var speechBubble;
// Parse tip html to determine text
var tipText = $conv.html(tipHtml).text().trim();
if (tipText === '') {
return; // The tip has no textual content, i.e. it's invalid.
}
// Set default behaviour
behaviour = $.extend({
tipLabel: tipText,
helpIcon: false,
showSpeechBubble: true,
tabcontrol: false
}, behaviour);
// Create Tip button
var $tipButton = $('<div/>', {
class: 'joubel-tip-container' + (behaviour.showSpeechBubble ? '' : ' be-quiet'),
'aria-label': behaviour.tipLabel,
'aria-expanded': false,
role: 'button',
tabindex: (behaviour.tabcontrol ? -1 : 0),
click: function (event) {
// Toggle show/hide popup
toggleSpeechBubble();
event.preventDefault();
},
keydown: function (event) {
if (event.which === 32 || event.which === 13) { // Space & enter key
// Toggle show/hide popup
toggleSpeechBubble();
event.stopPropagation();
event.preventDefault();
}
else { // Any other key
// Toggle hide popup
toggleSpeechBubble(false);
}
},
// Add markup to render icon
html: '<span class="joubel-icon-tip-normal ' + (behaviour.helpIcon ? ' help-icon': '') + '">' +
'<span class="h5p-icon-shadow"></span>' +
'<span class="h5p-icon-speech-bubble"></span>' +
'<span class="h5p-icon-info"></span>' +
'</span>'
// IMPORTANT: All of the markup elements must have 'pointer-events: none;'
});
const $tipAnnouncer = $('<div>', {
'class': 'hidden-but-read',
'aria-live': 'polite',
appendTo: $tipButton,
});
/**
* Tip button interaction handler.
* Toggle show or hide the speech bubble popup when interacting with the
* Tip button.
*
* @private
* @param {boolean} [force] 'true' shows and 'false' hides.
*/
var toggleSpeechBubble = function (force) {
if (speechBubble !== undefined && speechBubble.isCurrent($tipButton)) {
// Hide current popup
speechBubble.remove();
speechBubble = undefined;
$tipButton.attr('aria-expanded', false);
$tipAnnouncer.html('');
}
else if (force !== false && behaviour.showSpeechBubble) {
// Create and show new popup
speechBubble = H5P.JoubelSpeechBubble($tipButton, tipHtml);
$tipButton.attr('aria-expanded', true);
$tipAnnouncer.html(tipHtml);
}
};
return $tipButton;
}
return JoubelTip;
})(H5P.jQuery);
;
var H5P = H5P || {};
H5P.JoubelSlider = (function ($) {
/**
* Creates a new Slider
*
* @param {object} [params] Additional parameters
*/
function JoubelSlider(params) {
H5P.EventDispatcher.call(this);
this.$slider = $('<div>', $.extend({
'class': 'h5p-joubel-ui-slider'
}, params));
this.$slides = [];
this.currentIndex = 0;
this.numSlides = 0;
}
JoubelSlider.prototype = Object.create(H5P.EventDispatcher.prototype);
JoubelSlider.prototype.constructor = JoubelSlider;
JoubelSlider.prototype.addSlide = function ($content) {
$content.addClass('h5p-joubel-ui-slide').css({
'left': (this.numSlides*100) + '%'
});
this.$slider.append($content);
this.$slides.push($content);
this.numSlides++;
if(this.numSlides === 1) {
$content.addClass('current');
}
};
JoubelSlider.prototype.attach = function ($container) {
$container.append(this.$slider);
};
JoubelSlider.prototype.move = function (index) {
var self = this;
if(index === 0) {
self.trigger('first-slide');
}
if(index+1 === self.numSlides) {
self.trigger('last-slide');
}
self.trigger('move');
var $previousSlide = self.$slides[this.currentIndex];
H5P.Transition.onTransitionEnd(this.$slider, function () {
$previousSlide.removeClass('current');
self.trigger('moved');
});
this.$slides[index].addClass('current');
var translateX = 'translateX(' + (-index*100) + '%)';
this.$slider.css({
'-webkit-transform': translateX,
'-moz-transform': translateX,
'-ms-transform': translateX,
'transform': translateX
});
this.currentIndex = index;
};
JoubelSlider.prototype.remove = function () {
this.$slider.remove();
};
JoubelSlider.prototype.next = function () {
if(this.currentIndex+1 >= this.numSlides) {
return;
}
this.move(this.currentIndex+1);
};
JoubelSlider.prototype.previous = function () {
this.move(this.currentIndex-1);
};
JoubelSlider.prototype.first = function () {
this.move(0);
};
JoubelSlider.prototype.last = function () {
this.move(this.numSlides-1);
};
return JoubelSlider;
})(H5P.jQuery);
;
var H5P = H5P || {};
/**
* @module
*/
H5P.JoubelScoreBar = (function ($) {
/* Need to use an id for the star SVG since that is the only way to reference
SVG filters */
var idCounter = 0;
/**
* Creates a score bar
* @class H5P.JoubelScoreBar
* @param {number} maxScore Maximum score
* @param {string} [label] Makes it easier for readspeakers to identify the scorebar
* @param {string} [helpText] Score explanation
* @param {string} [scoreExplanationButtonLabel] Label for score explanation button
*/
function JoubelScoreBar(maxScore, label, helpText, scoreExplanationButtonLabel) {
var self = this;
self.maxScore = maxScore;
self.score = 0;
idCounter++;
/**
* @const {string}
*/
self.STAR_MARKUP = '<svg tabindex="-1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 63.77 53.87" aria-hidden="true" focusable="false">' +
'<title>star</title>' +
'<filter tabindex="-1" id="h5p-joubelui-score-bar-star-inner-shadow-' + idCounter + '" x0="-50%" y0="-50%" width="200%" height="200%">' +
'<feGaussianBlur in="SourceAlpha" stdDeviation="3" result="blur"></feGaussianBlur>' +
'<feOffset dy="2" dx="4"></feOffset>' +
'<feComposite in2="SourceAlpha" operator="arithmetic" k2="-1" k3="1" result="shadowDiff"></feComposite>' +
'<feFlood flood-color="#ffe95c" flood-opacity="1"></feFlood>' +
'<feComposite in2="shadowDiff" operator="in"></feComposite>' +
'<feComposite in2="SourceGraphic" operator="over" result="firstfilter"></feComposite>' +
'<feGaussianBlur in="firstfilter" stdDeviation="3" result="blur2"></feGaussianBlur>' +
'<feOffset dy="-2" dx="-4"></feOffset>' +
'<feComposite in2="firstfilter" operator="arithmetic" k2="-1" k3="1" result="shadowDiff"></feComposite>' +
'<feFlood flood-color="#ffe95c" flood-opacity="1"></feFlood>' +
'<feComposite in2="shadowDiff" operator="in"></feComposite>' +
'<feComposite in2="firstfilter" operator="over"></feComposite>' +
'</filter>' +
'<path tabindex="-1" class="h5p-joubelui-score-bar-star-shadow" d="M35.08,43.41V9.16H20.91v0L9.51,10.85,9,10.93C2.8,12.18,0,17,0,21.25a11.22,11.22,0,0,0,3,7.48l8.73,8.53-1.07,6.16Z"/>' +
'<g tabindex="-1">' +
'<path tabindex="-1" class="h5p-joubelui-score-bar-star-border" d="M61.36,22.8,49.72,34.11l2.78,16a2.6,2.6,0,0,1,.05.64c0,.85-.37,1.6-1.33,1.6A2.74,2.74,0,0,1,49.94,52L35.58,44.41,21.22,52a2.93,2.93,0,0,1-1.28.37c-.91,0-1.33-.75-1.33-1.6,0-.21.05-.43.05-.64l2.78-16L9.8,22.8A2.57,2.57,0,0,1,9,21.25c0-1,1-1.33,1.81-1.49l16.07-2.35L34.09,2.83c.27-.59.85-1.33,1.55-1.33s1.28.69,1.55,1.33l7.21,14.57,16.07,2.35c.75.11,1.81.53,1.81,1.49A3.07,3.07,0,0,1,61.36,22.8Z"/>' +
'<path tabindex="-1" class="h5p-joubelui-score-bar-star-fill" d="M61.36,22.8,49.72,34.11l2.78,16a2.6,2.6,0,0,1,.05.64c0,.85-.37,1.6-1.33,1.6A2.74,2.74,0,0,1,49.94,52L35.58,44.41,21.22,52a2.93,2.93,0,0,1-1.28.37c-.91,0-1.33-.75-1.33-1.6,0-.21.05-.43.05-.64l2.78-16L9.8,22.8A2.57,2.57,0,0,1,9,21.25c0-1,1-1.33,1.81-1.49l16.07-2.35L34.09,2.83c.27-.59.85-1.33,1.55-1.33s1.28.69,1.55,1.33l7.21,14.57,16.07,2.35c.75.11,1.81.53,1.81,1.49A3.07,3.07,0,0,1,61.36,22.8Z"/>' +
'<path tabindex="-1" filter="url(#h5p-joubelui-score-bar-star-inner-shadow-' + idCounter + ')" class="h5p-joubelui-score-bar-star-fill-full-score" d="M61.36,22.8,49.72,34.11l2.78,16a2.6,2.6,0,0,1,.05.64c0,.85-.37,1.6-1.33,1.6A2.74,2.74,0,0,1,49.94,52L35.58,44.41,21.22,52a2.93,2.93,0,0,1-1.28.37c-.91,0-1.33-.75-1.33-1.6,0-.21.05-.43.05-.64l2.78-16L9.8,22.8A2.57,2.57,0,0,1,9,21.25c0-1,1-1.33,1.81-1.49l16.07-2.35L34.09,2.83c.27-.59.85-1.33,1.55-1.33s1.28.69,1.55,1.33l7.21,14.57,16.07,2.35c.75.11,1.81.53,1.81,1.49A3.07,3.07,0,0,1,61.36,22.8Z"/>' +
'</g>' +
'</svg>';
/**
* @function appendTo
* @memberOf H5P.JoubelScoreBar#
* @param {H5P.jQuery} $wrapper Dom container
*/
self.appendTo = function ($wrapper) {
self.$scoreBar.appendTo($wrapper);
};
/**
* Create the text representation of the scorebar .
*
* @private
* @return {string}
*/
var createLabel = function (score) {
if (!label) {
return '';
}
return label.replace(':num', score).replace(':total', self.maxScore);
};
/**
* Creates the html for this widget
*
* @method createHtml
* @private
*/
var createHtml = function () {
// Container div
self.$scoreBar = $('<div>', {
'class': 'h5p-joubelui-score-bar',
});
var $visuals = $('<div>', {
'class': 'h5p-joubelui-score-bar-visuals',
appendTo: self.$scoreBar
});
// The progress bar wrapper
self.$progressWrapper = $('<div>', {
'class': 'h5p-joubelui-score-bar-progress-wrapper',
appendTo: $visuals
});
self.$progress = $('<div>', {
'class': 'h5p-joubelui-score-bar-progress',
'html': createLabel(self.score),
appendTo: self.$progressWrapper
});
// The star
$('<div>', {
'class': 'h5p-joubelui-score-bar-star',
html: self.STAR_MARKUP
}).appendTo($visuals);
// The score container
var $numerics = $('<div>', {
'class': 'h5p-joubelui-score-numeric',
appendTo: self.$scoreBar,
'aria-hidden': true
});
// The current score
self.$scoreCounter = $('<span>', {
'class': 'h5p-joubelui-score-number h5p-joubelui-score-number-counter',
text: 0,
appendTo: $numerics
});
// The separator
$('<span>', {
'class': 'h5p-joubelui-score-number-separator',
text: '/',
appendTo: $numerics
});
// Max score
self.$maxScore = $('<span>', {
'class': 'h5p-joubelui-score-number h5p-joubelui-score-max',
text: self.maxScore,
appendTo: $numerics
});
if (helpText) {
H5P.JoubelUI.createTip(helpText, {
tipLabel: scoreExplanationButtonLabel ? scoreExplanationButtonLabel : helpText,
helpIcon: true
}).appendTo(self.$scoreBar);
self.$scoreBar.addClass('h5p-score-bar-has-help');
}
};
/**
* Set the current score
* @method setScore
* @memberOf H5P.JoubelScoreBar#
* @param {number} score
*/
self.setScore = function (score) {
// Do nothing if score hasn't changed
if (score === self.score) {
return;
}
self.score = score > self.maxScore ? self.maxScore : score;
self.updateVisuals();
};
/**
* Increment score
* @method incrementScore
* @memberOf H5P.JoubelScoreBar#
* @param {number=} incrementBy Optional parameter, defaults to 1
*/
self.incrementScore = function (incrementBy) {
self.setScore(self.score + (incrementBy || 1));
};
/**
* Set the max score
* @method setMaxScore
* @memberOf H5P.JoubelScoreBar#
* @param {number} maxScore The max score
*/
self.setMaxScore = function (maxScore) {
self.maxScore = maxScore;
};
/**
* Updates the progressbar visuals
* @memberOf H5P.JoubelScoreBar#
* @method updateVisuals
*/
self.updateVisuals = function () {
self.$progress.html(createLabel(self.score));
self.$scoreCounter.text(self.score);
self.$maxScore.text(self.maxScore);
setTimeout(function () {
// Start the progressbar animation
self.$progress.css({
width: ((self.score / self.maxScore) * 100) + '%'
});
H5P.Transition.onTransitionEnd(self.$progress, function () {
// If fullscore fill the star and start the animation
self.$scoreBar.toggleClass('h5p-joubelui-score-bar-full-score', self.score === self.maxScore);
self.$scoreBar.toggleClass('h5p-joubelui-score-bar-animation-active', self.score === self.maxScore);
// Only allow the star animation to run once
self.$scoreBar.one("animationend", function() {
self.$scoreBar.removeClass("h5p-joubelui-score-bar-animation-active");
});
}, 600);
}, 300);
};
/**
* Removes all classes
* @method reset
*/
self.reset = function () {
self.$scoreBar.removeClass('h5p-joubelui-score-bar-full-score');
};
createHtml();
}
return JoubelScoreBar;
})(H5P.jQuery);
;
var H5P = H5P || {};
H5P.JoubelProgressbar = (function ($) {
/**
* Joubel progressbar class
* @method JoubelProgressbar
* @constructor
* @param {number} steps Number of steps
* @param {Object} [options] Additional options
* @param {boolean} [options.disableAria] Disable readspeaker assistance
* @param {string} [options.progressText] A progress text for describing
* current progress out of total progress for readspeakers.
* e.g. "Slide :num of :total"
*/
function JoubelProgressbar(steps, options) {
H5P.EventDispatcher.call(this);
var self = this;
this.options = $.extend({
progressText: 'Slide :num of :total'
}, options);
this.currentStep = 0;
this.steps = steps;
this.$progressbar = $('<div>', {
'class': 'h5p-joubelui-progressbar'
});
this.$background = $('<div>', {
'class': 'h5p-joubelui-progressbar-background'
}).appendTo(this.$progressbar);
}
JoubelProgressbar.prototype = Object.create(H5P.EventDispatcher.prototype);
JoubelProgressbar.prototype.constructor = JoubelProgressbar;
JoubelProgressbar.prototype.updateAria = function () {
var self = this;
if (this.options.disableAria) {
return;
}
if (!this.$currentStatus) {
this.$currentStatus = $('<div>', {
'class': 'h5p-joubelui-progressbar-slide-status-text',
'aria-live': 'assertive'
}).appendTo(this.$progressbar);
}
var interpolatedProgressText = self.options.progressText
.replace(':num', self.currentStep)
.replace(':total', self.steps);
this.$currentStatus.html(interpolatedProgressText);
};
/**
* Appends to a container
* @method appendTo
* @param {H5P.jquery} $container
*/
JoubelProgressbar.prototype.appendTo = function ($container) {
this.$progressbar.appendTo($container);
};
/**
* Update progress
* @method setProgress
* @param {number} step
*/
JoubelProgressbar.prototype.setProgress = function (step) {
// Check for valid value:
if (step > this.steps || step < 0) {
return;
}
this.currentStep = step;
this.$background.css({
width: ((this.currentStep/this.steps)*100) + '%'
});
this.updateAria();
};
/**
* Increment progress with 1
* @method next
*/
JoubelProgressbar.prototype.next = function () {
this.setProgress(this.currentStep+1);
};
/**
* Reset progressbar
* @method reset
*/
JoubelProgressbar.prototype.reset = function () {
this.setProgress(0);
};
/**
* Check if last step is reached
* @method isLastStep
* @return {Boolean}
*/
JoubelProgressbar.prototype.isLastStep = function () {
return this.steps === this.currentStep;
};
return JoubelProgressbar;
})(H5P.jQuery);
;
var H5P = H5P || {};
/**
* H5P Joubel UI library.
*
* This is a utility library, which does not implement attach. I.e, it has to bee actively used by
* other libraries
* @module
*/
H5P.JoubelUI = (function ($) {
/**
* The internal object to return
* @class H5P.JoubelUI
* @static
*/
function JoubelUI() {}
/* Public static functions */
/**
* Create a tip icon
* @method H5P.JoubelUI.createTip
* @param {string} text The textual tip
* @param {Object} params Parameters
* @return {H5P.JoubelTip}
*/
JoubelUI.createTip = function (text, params) {
return new H5P.JoubelTip(text, params);
};
/**
* Create message dialog
* @method H5P.JoubelUI.createMessageDialog
* @param {H5P.jQuery} $container The dom container
* @param {string} message The message
* @return {H5P.JoubelMessageDialog}
*/
JoubelUI.createMessageDialog = function ($container, message) {
return new H5P.JoubelMessageDialog($container, message);
};
/**
* Create help text dialog
* @method H5P.JoubelUI.createHelpTextDialog
* @param {string} header The textual header
* @param {string} message The textual message
* @param {string} closeButtonTitle The title for the close button
* @return {H5P.JoubelHelpTextDialog}
*/
JoubelUI.createHelpTextDialog = function (header, message, closeButtonTitle) {
return new H5P.JoubelHelpTextDialog(header, message, closeButtonTitle);
};
/**
* Create progress circle
* @method H5P.JoubelUI.createProgressCircle
* @param {number} number The progress (0 to 100)
* @param {string} progressColor The progress color in hex value
* @param {string} fillColor The fill color in hex value
* @param {string} backgroundColor The background color in hex value
* @return {H5P.JoubelProgressCircle}
*/
JoubelUI.createProgressCircle = function (number, progressColor, fillColor, backgroundColor) {
return new H5P.JoubelProgressCircle(number, progressColor, fillColor, backgroundColor);
};
/**
* Create throbber for loading
* @method H5P.JoubelUI.createThrobber
* @return {H5P.JoubelThrobber}
*/
JoubelUI.createThrobber = function () {
return new H5P.JoubelThrobber();
};
/**
* Create simple rounded button
* @method H5P.JoubelUI.createSimpleRoundedButton
* @param {string} text The button label
* @return {H5P.SimpleRoundedButton}
*/
JoubelUI.createSimpleRoundedButton = function (text) {
return new H5P.SimpleRoundedButton(text);
};
/**
* Create Slider
* @method H5P.JoubelUI.createSlider
* @param {Object} [params] Parameters
* @return {H5P.JoubelSlider}
*/
JoubelUI.createSlider = function (params) {
return new H5P.JoubelSlider(params);
};
/**
* Create Score Bar
* @method H5P.JoubelUI.createScoreBar
* @param {number=} maxScore The maximum score
* @param {string} [label] Makes it easier for readspeakers to identify the scorebar
* @return {H5P.JoubelScoreBar}
*/
JoubelUI.createScoreBar = function (maxScore, label, helpText, scoreExplanationButtonLabel) {
return new H5P.JoubelScoreBar(maxScore, label, helpText, scoreExplanationButtonLabel);
};
/**
* Create Progressbar
* @method H5P.JoubelUI.createProgressbar
* @param {number=} numSteps The total numer of steps
* @param {Object} [options] Additional options
* @param {boolean} [options.disableAria] Disable readspeaker assistance
* @param {string} [options.progressText] A progress text for describing
* current progress out of total progress for readspeakers.
* e.g. "Slide :num of :total"
* @return {H5P.JoubelProgressbar}
*/
JoubelUI.createProgressbar = function (numSteps, options) {
return new H5P.JoubelProgressbar(numSteps, options);
};
/**
* Create standard Joubel button
*
* @method H5P.JoubelUI.createButton
* @param {object} params
* May hold any properties allowed by jQuery. If href is set, an A tag
* is used, if not a button tag is used.
* @return {H5P.jQuery} The jquery element created
*/
JoubelUI.createButton = function(params) {
var type = 'button';
if (params.href) {
type = 'a';
}
else {
params.type = 'button';
}
if (params.class) {
params.class += ' h5p-joubelui-button';
}
else {
params.class = 'h5p-joubelui-button';
}
return $('<' + type + '/>', params);
};
/**
* Fix for iframe scoll bug in IOS. When focusing an element that doesn't have
* focus support by default the iframe will scroll the parent frame so that
* the focused element is out of view. This varies dependening on the elements
* of the parent frame.
*/
if (H5P.isFramed && !H5P.hasiOSiframeScrollFix &&
/iPad|iPhone|iPod/.test(navigator.userAgent)) {
H5P.hasiOSiframeScrollFix = true;
// Keep track of original focus function
var focus = HTMLElement.prototype.focus;
// Override the original focus
HTMLElement.prototype.focus = function () {
// Only focus the element if it supports it natively
if ( (this instanceof HTMLAnchorElement ||
this instanceof HTMLInputElement ||
this instanceof HTMLSelectElement ||
this instanceof HTMLTextAreaElement ||
this instanceof HTMLButtonElement ||
this instanceof HTMLIFrameElement ||
this instanceof HTMLAreaElement) && // HTMLAreaElement isn't supported by Safari yet.
!this.getAttribute('role')) { // Focus breaks if a different role has been set
// In theory this.isContentEditable should be able to recieve focus,
// but it didn't work when tested.
// Trigger the original focus with the proper context
focus.call(this);
}
};
}
return JoubelUI;
})(H5P.jQuery);
;
H5P.Question = (function ($, EventDispatcher, JoubelUI) {
/**
* Extending this class make it alot easier to create tasks for other
* content types.
*
* @class H5P.Question
* @extends H5P.EventDispatcher
* @param {string} type
*/
function Question(type) {
var self = this;
// Inheritance
EventDispatcher.call(self);
// Register default section order
self.order = ['video', 'image', 'introduction', 'content', 'explanation', 'feedback', 'scorebar', 'buttons', 'read'];
// Keep track of registered sections
var sections = {};
// Buttons
var buttons = {};
var buttonOrder = [];
// Wrapper when attached
var $wrapper;
// Click element
var clickElement;
// ScoreBar
var scoreBar;
// Keep track of the feedback's visual status.
var showFeedback;
// Keep track of which buttons are scheduled for hiding.
var buttonsToHide = [];
// Keep track of which buttons are scheduled for showing.
var buttonsToShow = [];
// Keep track of the hiding and showing of buttons.
var toggleButtonsTimer;
var toggleButtonsTransitionTimer;
var buttonTruncationTimer;
// Keeps track of initialization of question
var initialized = false;
/**
* @type {Object} behaviour Behaviour of Question
* @property {Boolean} behaviour.disableFeedback Set to true to disable feedback section
*/
var behaviour = {
disableFeedback: false,
disableReadSpeaker: false
};
// Keeps track of thumb state
var imageThumb = true;
// Keeps track of image transitions
var imageTransitionTimer;
// Keep track of whether sections is transitioning.
var sectionsIsTransitioning = false;
// Keep track of auto play state
var disableAutoPlay = false;
// Feedback transition timer
var feedbackTransitionTimer;
// Used when reading messages to the user
var $read, readText;
/**
* Register section with given content.
*
* @private
* @param {string} section ID of the section
* @param {(string|H5P.jQuery)} [content]
*/
var register = function (section, content) {
sections[section] = {};
var $e = sections[section].$element = $('<div/>', {
'class': 'h5p-question-' + section,
});
if (content) {
$e[content instanceof $ ? 'append' : 'html'](content);
}
};
/**
* Update registered section with content.
*
* @private
* @param {string} section ID of the section
* @param {(string|H5P.jQuery)} content
*/
var update = function (section, content) {
if (content instanceof $) {
sections[section].$element.html('').append(content);
}
else {
sections[section].$element.html(content);
}
};
/**
* Insert element with given ID into the DOM.
*
* @private
* @param {array|Array|string[]} order
* List with ordered element IDs
* @param {string} id
* ID of the element to be inserted
* @param {Object} elements
* Maps ID to the elements
* @param {H5P.jQuery} $container
* Parent container of the elements
*/
var insert = function (order, id, elements, $container) {
// Try to find an element id should be after
for (var i = 0; i < order.length; i++) {
if (order[i] === id) {
// Found our pos
while (i > 0 &&
(elements[order[i - 1]] === undefined ||
!elements[order[i - 1]].isVisible)) {
i--;
}
if (i === 0) {
// We are on top.
elements[id].$element.prependTo($container);
}
else {
// Add after element
elements[id].$element.insertAfter(elements[order[i - 1]].$element);
}
elements[id].isVisible = true;
break;
}
}
};
/**
* Make feedback into a popup and position relative to click.
*
* @private
* @param {string} [closeText] Text for the close button
*/
var makeFeedbackPopup = function (closeText) {
var $element = sections.feedback.$element;
var $parent = sections.content.$element;
var $click = (clickElement != null ? clickElement.$element : null);
$element.appendTo($parent).addClass('h5p-question-popup');
if (sections.scorebar) {
sections.scorebar.$element.appendTo($element);
}
$parent.addClass('h5p-has-question-popup');
// Draw the tail
var $tail = $('<div/>', {
'class': 'h5p-question-feedback-tail'
}).hide()
.appendTo($parent);
// Draw the close button
var $close = $('<div/>', {
'class': 'h5p-question-feedback-close',
'tabindex': 0,
'title': closeText,
on: {
click: function (event) {
$element.remove();
$tail.remove();
event.preventDefault();
},
keydown: function (event) {
switch (event.which) {
case 13: // Enter
case 32: // Space
$element.remove();
$tail.remove();
event.preventDefault();
}
}
}
}).hide().appendTo($element);
if ($click != null) {
if ($click.hasClass('correct')) {
$element.addClass('h5p-question-feedback-correct');
$close.show();
sections.buttons.$element.hide();
}
else {
sections.buttons.$element.appendTo(sections.feedback.$element);
}
}
positionFeedbackPopup($element, $click);
};
/**
* Position the feedback popup.
*
* @private
* @param {H5P.jQuery} $element Feedback div
* @param {H5P.jQuery} $click Visual click div
*/
var positionFeedbackPopup = function ($element, $click) {
var $container = $element.parent();
var $tail = $element.siblings('.h5p-question-feedback-tail');
var popupWidth = $element.outerWidth();
var popupHeight = setElementHeight($element);
var space = 15;
var disableTail = false;
var positionY = $container.height() / 2 - popupHeight / 2;
var positionX = $container.width() / 2 - popupWidth / 2;
var tailX = 0;
var tailY = 0;
var tailRotation = 0;
if ($click != null) {
// Edge detection for click, takes space into account
var clickNearTop = ($click[0].offsetTop < space);
var clickNearBottom = ($click[0].offsetTop + $click.height() > $container.height() - space);
var clickNearLeft = ($click[0].offsetLeft < space);
var clickNearRight = ($click[0].offsetLeft + $click.width() > $container.width() - space);
// Click is not in a corner or close to edge, calculate position normally
positionX = $click[0].offsetLeft - popupWidth / 2 + $click.width() / 2;
positionY = $click[0].offsetTop - popupHeight - space;
tailX = positionX + popupWidth / 2 - $tail.width() / 2;
tailY = positionY + popupHeight - ($tail.height() / 2);
tailRotation = 225;
// If popup is outside top edge, position under click instead
if (popupHeight + space > $click[0].offsetTop) {
positionY = $click[0].offsetTop + $click.height() + space;
tailY = positionY - $tail.height() / 2 ;
tailRotation = 45;
}
// If popup is outside left edge, position left
if (positionX < 0) {
positionX = 0;
}
// If popup is outside right edge, position right
if (positionX + popupWidth > $container.width()) {
positionX = $container.width() - popupWidth;
}
// Special cases such as corner clicks, or close to an edge, they override X and Y positions if met
if (clickNearTop && (clickNearLeft || clickNearRight)) {
positionX = $click[0].offsetLeft + (clickNearLeft ? $click.width() : -popupWidth);
positionY = $click[0].offsetTop + $click.height();
disableTail = true;
}
else if (clickNearBottom && (clickNearLeft || clickNearRight)) {
positionX = $click[0].offsetLeft + (clickNearLeft ? $click.width() : -popupWidth);
positionY = $click[0].offsetTop - popupHeight;
disableTail = true;
}
else if (!clickNearTop && !clickNearBottom) {
if (clickNearLeft || clickNearRight) {
positionY = $click[0].offsetTop - popupHeight / 2 + $click.width() / 2;
positionX = $click[0].offsetLeft + (clickNearLeft ? $click.width() + space : -popupWidth + -space);
// Make sure this does not position the popup off screen
if (positionX < 0) {
positionX = 0;
disableTail = true;
}
else {
tailX = positionX + (clickNearLeft ? - $tail.width() / 2 : popupWidth - $tail.width() / 2);
tailY = positionY + popupHeight / 2 - $tail.height() / 2;
tailRotation = (clickNearLeft ? 315 : 135);
}
}
}
// Contain popup from overflowing bottom edge
if (positionY + popupHeight > $container.height()) {
positionY = $container.height() - popupHeight;
if (popupHeight > $container.height() - ($click[0].offsetTop + $click.height() + space)) {
disableTail = true;
}
}
}
else {
disableTail = true;
}
// Contain popup from ovreflowing top edge
if (positionY < 0) {
positionY = 0;
}
$element.css({top: positionY, left: positionX});
$tail.css({top: tailY, left: tailX});
if (!disableTail) {
$tail.css({
'left': tailX,
'top': tailY,
'transform': 'rotate(' + tailRotation + 'deg)'
}).show();
}
else {
$tail.hide();
}
};
/**
* Set element max height, used for animations.
*
* @param {H5P.jQuery} $element
*/
var setElementHeight = function ($element) {
if (!$element.is(':visible')) {
// No animation
$element.css('max-height', 'none');
return;
}
// If this element is shown in the popup, we can't set width to 100%,
// since it already has a width set in CSS
var isFeedbackPopup = $element.hasClass('h5p-question-popup');
// Get natural element height
var $tmp = $element.clone()
.css({
'position': 'absolute',
'max-height': 'none',
'width': isFeedbackPopup ? '' : '100%'
})
.appendTo($element.parent());
// Need to take margins into account when calculating available space
var sideMargins = parseFloat($element.css('margin-left'))
+ parseFloat($element.css('margin-right'));
var tmpElWidth = $tmp.css('width') ? $tmp.css('width') : '100%';
$tmp.css('width', 'calc(' + tmpElWidth + ' - ' + sideMargins + 'px)');
// Apply height to element
var h = Math.round($tmp.get(0).getBoundingClientRect().height);
var fontSize = parseFloat($element.css('fontSize'));
var relativeH = h / fontSize;
$element.css('max-height', relativeH + 'em');
$tmp.remove();
if (h > 0 && sections.buttons && sections.buttons.$element === $element) {
// Make sure buttons section is visible
showSection(sections.buttons);
// Resize buttons after resizing button section
setTimeout(resizeButtons, 150);
}
return h;
};
/**
* Does the actual job of hiding the buttons scheduled for hiding.
*
* @private
* @param {boolean} [relocateFocus] Find a new button to focus
*/
var hideButtons = function (relocateFocus) {
for (var i = 0; i < buttonsToHide.length; i++) {
hideButton(buttonsToHide[i].id);
}
buttonsToHide = [];
if (relocateFocus) {
self.focusButton();
}
};
/**
* Does the actual hiding.
* @private
* @param {string} buttonId
*/
var hideButton = function (buttonId) {
// Using detach() vs hide() makes it harder to cheat.
buttons[buttonId].$element.detach();
buttons[buttonId].isVisible = false;
};
/**
* Shows the buttons on the next tick. This is to avoid buttons flickering
* If they're both added and removed on the same tick.
*
* @private
*/
var toggleButtons = function () {
// If no buttons section, return
if (sections.buttons === undefined) {
return;
}
// Clear transition timer, reevaluate if buttons will be detached
clearTimeout(toggleButtonsTransitionTimer);
// Show buttons
for (var i = 0; i < buttonsToShow.length; i++) {
insert(buttonOrder, buttonsToShow[i].id, buttons, sections.buttons.$element);
buttons[buttonsToShow[i].id].isVisible = true;
}
buttonsToShow = [];
// Hide buttons
var numToHide = 0;
var relocateFocus = false;
for (var j = 0; j < buttonsToHide.length; j++) {
var button = buttons[buttonsToHide[j].id];
if (button.isVisible) {
numToHide += 1;
}
if (button.$element.is(':focus')) {
// Move focus to the first visible button.
relocateFocus = true;
}
}
var animationTimer = 150;
if (sections.feedback && sections.feedback.$element.hasClass('h5p-question-popup')) {
animationTimer = 0;
}
if (numToHide === sections.buttons.$element.children().length) {
// All buttons are going to be hidden. Hide container using transition.
hideSection(sections.buttons);
// Detach buttons
hideButtons(relocateFocus);
}
else {
hideButtons(relocateFocus);
// Show button section
if (!sections.buttons.$element.is(':empty')) {
showSection(sections.buttons);
setElementHeight(sections.buttons.$element);
// Trigger resize after animation
toggleButtonsTransitionTimer = setTimeout(function () {
self.trigger('resize');
}, animationTimer);
}
// Resize buttons to fit container
resizeButtons();
}
toggleButtonsTimer = undefined;
};
/**
* Allows for scaling of the question image.
*/
var scaleImage = function () {
var $imgSection = sections.image.$element;
clearTimeout(imageTransitionTimer);
// Add this here to avoid initial transition of the image making
// content overflow. Alternatively we need to trigger a resize.
$imgSection.addClass('animatable');
if (imageThumb) {
// Expand image
$(this).attr('aria-expanded', true);
$imgSection.addClass('h5p-question-image-fill-width');
imageThumb = false;
imageTransitionTimer = setTimeout(function () {
self.trigger('resize');
}, 600);
}
else {
// Scale down image
$(this).attr('aria-expanded', false);
$imgSection.removeClass('h5p-question-image-fill-width');
imageThumb = true;
imageTransitionTimer = setTimeout(function () {
self.trigger('resize');
}, 600);
}
};
/**
* Get scrollable ancestor of element
*
* @private
* @param {H5P.jQuery} $element
* @param {Number} [currDepth=0] Current recursive calls to ancestor, stop at maxDepth
* @param {Number} [maxDepth=5] Maximum depth for finding ancestor.
* @returns {H5P.jQuery} Parent element that is scrollable
*/
var findScrollableAncestor = function ($element, currDepth, maxDepth) {
if (!currDepth) {
currDepth = 0;
}
if (!maxDepth) {
maxDepth = 5;
}
// Check validation of element or if we have reached document root
if (!$element || !($element instanceof $) || document === $element.get(0) || currDepth >= maxDepth) {
return;
}
if ($element.css('overflow-y') === 'auto') {
return $element;
}
else {
return findScrollableAncestor($element.parent(), currDepth + 1, maxDepth);
}
};
/**
* Scroll to bottom of Question.
*
* @private
*/
var scrollToBottom = function () {
if (!$wrapper || ($wrapper.hasClass('h5p-standalone') && !H5P.isFullscreen)) {
return; // No scroll
}
var scrollableAncestor = findScrollableAncestor($wrapper);
// Scroll to bottom of scrollable ancestor
if (scrollableAncestor) {
scrollableAncestor.animate({
scrollTop: $wrapper.css('height')
}, "slow");
}
};
/**
* Resize buttons to fit container width
*
* @private
*/
var resizeButtons = function () {
if (!buttons || !sections.buttons) {
return;
}
var go = function () {
// Don't do anything if button elements are not visible yet
if (!sections.buttons.$element.is(':visible')) {
return;
}
// Width of all buttons
var buttonsWidth = {
max: 0,
min: 0,
current: 0
};
for (var i in buttons) {
var button = buttons[i];
if (button.isVisible) {
setButtonWidth(buttons[i]);
buttonsWidth.max += button.width.max;
buttonsWidth.min += button.width.min;
buttonsWidth.current += button.isTruncated ? button.width.min : button.width.max;
}
}
var makeButtonsFit = function (availableWidth) {
if (buttonsWidth.max < availableWidth) {
// It is room for everyone on the right side of the score bar (without truncating)
if (buttonsWidth.max !== buttonsWidth.current) {
// Need to make everyone big
restoreButtonLabels(buttonsWidth.current, availableWidth);
}
return true;
}
else if (buttonsWidth.min < availableWidth) {
// Is it room for everyone on the right side of the score bar with truncating?
if (buttonsWidth.current > availableWidth) {
removeButtonLabels(buttonsWidth.current, availableWidth);
}
else {
restoreButtonLabels(buttonsWidth.current, availableWidth);
}
return true;
}
return false;
};
toggleFullWidthScorebar(false);
var buttonSectionWidth = Math.floor(sections.buttons.$element.width()) - 1;
if (!makeButtonsFit(buttonSectionWidth)) {
// If we get here we need to wrap:
toggleFullWidthScorebar(true);
buttonSectionWidth = Math.floor(sections.buttons.$element.width()) - 1;
makeButtonsFit(buttonSectionWidth);
}
};
// If visible, resize right away
if (sections.buttons.$element.is(':visible')) {
go();
}
else { // If not visible, try on the next tick
// Clear button truncation timer if within a button truncation function
if (buttonTruncationTimer) {
clearTimeout(buttonTruncationTimer);
}
buttonTruncationTimer = setTimeout(function () {
buttonTruncationTimer = undefined;
go();
}, 0);
}
};
var toggleFullWidthScorebar = function (enabled) {
if (sections.scorebar &&
sections.scorebar.$element &&
sections.scorebar.$element.hasClass('h5p-question-visible')) {
sections.buttons.$element.addClass('has-scorebar');
sections.buttons.$element.toggleClass('wrap', enabled);
sections.scorebar.$element.toggleClass('full-width', enabled);
}
else {
sections.buttons.$element.removeClass('has-scorebar');
}
};
/**
* Remove button labels until they use less than max width.
*
* @private
* @param {Number} buttonsWidth Total width of all buttons
* @param {Number} maxButtonsWidth Max width allowed for buttons
*/
var removeButtonLabels = function (buttonsWidth, maxButtonsWidth) {
// Reverse traversal
for (var i = buttonOrder.length - 1; i >= 0; i--) {
var buttonId = buttonOrder[i];
var button = buttons[buttonId];
if (!button.isTruncated && button.isVisible) {
var $button = button.$element;
buttonsWidth -= button.width.max - button.width.min;
// Remove label
button.$element.attr('aria-label', $button.text()).html('').addClass('truncated');
button.isTruncated = true;
if (buttonsWidth <= maxButtonsWidth) {
// Buttons are small enough.
return;
}
}
}
};
/**
* Restore button labels until it fills maximum possible width without exceeding the max width.
*
* @private
* @param {Number} buttonsWidth Total width of all buttons
* @param {Number} maxButtonsWidth Max width allowed for buttons
*/
var restoreButtonLabels = function (buttonsWidth, maxButtonsWidth) {
for (var i = 0; i < buttonOrder.length; i++) {
var buttonId = buttonOrder[i];
var button = buttons[buttonId];
if (button.isTruncated && button.isVisible) {
// Calculate new total width of buttons with a static pixel for consistency cross-browser
buttonsWidth += button.width.max - button.width.min + 1;
if (buttonsWidth > maxButtonsWidth) {
return;
}
// Restore label
button.$element.html(button.text);
button.$element.removeClass('truncated');
button.isTruncated = false;
}
}
};
/**
* Helper function for finding index of keyValue in array
*
* @param {String} keyValue Value to be found
* @param {String} key In key
* @param {Array} array In array
* @returns {number}
*/
var existsInArray = function (keyValue, key, array) {
var i;
for (i = 0; i < array.length; i++) {
if (array[i][key] === keyValue) {
return i;
}
}
return -1;
};
/**
* Show a section
* @param {Object} section
*/
var showSection = function (section) {
section.$element.addClass('h5p-question-visible');
section.isVisible = true;
};
/**
* Hide a section
* @param {Object} section
*/
var hideSection = function (section) {
section.$element.css('max-height', '');
section.isVisible = false;
setTimeout(function () {
// Only hide if section hasn't been set to visible in the meantime
if (!section.isVisible) {
section.$element.removeClass('h5p-question-visible');
}
}, 150);
};
/**
* Set behaviour for question.
*
* @param {Object} options An object containing behaviour that will be extended by Question
*/
self.setBehaviour = function (options) {
$.extend(behaviour, options);
};
/**
* A video to display above the task.
*
* @param {object} params
*/
self.setVideo = function (params) {
sections.video = {
$element: $('<div/>', {
'class': 'h5p-question-video'
})
};
if (disableAutoPlay && params.params.playback) {
params.params.playback.autoplay = false;
}
// Never fit to wrapper
if (!params.params.visuals) {
params.params.visuals = {};
}
params.params.visuals.fit = false;
sections.video.instance = H5P.newRunnable(params, self.contentId, sections.video.$element, true);
var fromVideo = false; // Hack to avoid never ending loop
sections.video.instance.on('resize', function () {
fromVideo = true;
self.trigger('resize');
fromVideo = false;
});
self.on('resize', function () {
if (!fromVideo) {
sections.video.instance.trigger('resize');
}
});
return self;
};
/**
* Will stop any playback going on in the task.
*/
self.pause = function () {
if (sections.video && sections.video.isVisible) {
sections.video.instance.pause();
}
};
/**
* Start playback of video
*/
self.play = function () {
if (sections.video && sections.video.isVisible) {
sections.video.instance.play();
}
};
/**
* Disable auto play, useful in editors.
*/
self.disableAutoPlay = function () {
disableAutoPlay = true;
};
/**
* Add task image.
*
* @param {string} path Relative
* @param {Object} [options] Options object
* @param {string} [options.alt] Text representation
* @param {string} [options.title] Hover text
* @param {Boolean} [options.disableImageZooming] Set as true to disable image zooming
*/
self.setImage = function (path, options) {
options = options ? options : {};
sections.image = {};
// Image container
sections.image.$element = $('<div/>', {
'class': 'h5p-question-image h5p-question-image-fill-width'
});
// Inner wrap
var $imgWrap = $('<div/>', {
'class': 'h5p-question-image-wrap',
appendTo: sections.image.$element
});
// Image element
var $img = $('<img/>', {
src: H5P.getPath(path, self.contentId),
alt: (options.alt === undefined ? '' : options.alt),
title: (options.title === undefined ? '' : options.title),
on: {
load: function () {
self.trigger('imageLoaded', this);
self.trigger('resize');
}
},
appendTo: $imgWrap
});
// Disable image zooming
if (options.disableImageZooming) {
$img.css('maxHeight', 'none');
// Make sure we are using the correct amount of width at all times
var determineImgWidth = function () {
// Remove margins if natural image width is bigger than section width
var imageSectionWidth = sections.image.$element.get(0).getBoundingClientRect().width;
// Do not transition, for instant measurements
$imgWrap.css({
'-webkit-transition': 'none',
'transition': 'none'
});
// Margin as translateX on both sides of image.
var diffX = 2 * ($imgWrap.get(0).getBoundingClientRect().left -
sections.image.$element.get(0).getBoundingClientRect().left);
if ($img.get(0).naturalWidth >= imageSectionWidth - diffX) {
sections.image.$element.addClass('h5p-question-image-fill-width');
}
else { // Use margin for small res images
sections.image.$element.removeClass('h5p-question-image-fill-width');
}
// Reset transition rules
$imgWrap.css({
'-webkit-transition': '',
'transition': ''
});
};
// Determine image width
if ($img.is(':visible')) {
determineImgWidth();
}
else {
$img.on('load', determineImgWidth);
}
// Skip adding zoom functionality
return;
}
var sizeDetermined = false;
var determineSize = function () {
if (sizeDetermined || !$img.is(':visible')) {
return; // Try again next time.
}
$imgWrap.addClass('h5p-question-image-scalable')
.attr('aria-expanded', false)
.attr('role', 'button')
.attr('tabIndex', '0')
.on('click', function (event) {
if (event.which === 1) {
scaleImage.apply(this); // Left mouse button click
}
}).on('keypress', function (event) {
if (event.which === 32) {
event.preventDefault(); // Prevent default behaviour; page scroll down
scaleImage.apply(this); // Space bar pressed
}
});
sections.image.$element.removeClass('h5p-question-image-fill-width');
sizeDetermined = true; // Prevent any futher events
};
self.on('resize', determineSize);
return self;
};
/**
* Add the introduction section.
*
* @param {(string|H5P.jQuery)} content
*/
self.setIntroduction = function (content) {
register('introduction', content);
return self;
};
/**
* Add the content section.
*
* @param {(string|H5P.jQuery)} content
* @param {Object} [options]
* @param {string} [options.class]
*/
self.setContent = function (content, options) {
register('content', content);
if (options && options.class) {
sections.content.$element.addClass(options.class);
}
return self;
};
/**
* Force readspeaker to read text. Useful when you have to use
* setTimeout for animations.
*/
self.read = function (content) {
if (!$read) {
return; // Not ready yet
}
if (readText) {
// Combine texts if called multiple times
readText += (readText.substr(-1, 1) === '.' ? ' ' : '. ') + content;
}
else {
readText = content;
}
// Set text
$read.html(readText);
setTimeout(function () {
// Stop combining when done reading
readText = null;
$read.html('');
}, 100);
};
/**
* Read feedback
*/
self.readFeedback = function () {
var invalidFeedback =
behaviour.disableReadSpeaker ||
!showFeedback ||
!sections.feedback ||
!sections.feedback.$element;
if (invalidFeedback) {
return;
}
var $feedbackText = $('.h5p-question-feedback-content-text', sections.feedback.$element);
if ($feedbackText && $feedbackText.html() && $feedbackText.html().length) {
self.read($feedbackText.html());
}
};
/**
* Remove feedback
*
* @return {H5P.Question}
*/
self.removeFeedback = function () {
clearTimeout(feedbackTransitionTimer);
if (sections.feedback && showFeedback) {
showFeedback = false;
// Hide feedback & scorebar
hideSection(sections.scorebar);
hideSection(sections.feedback);
sectionsIsTransitioning = true;
// Detach after transition
feedbackTransitionTimer = setTimeout(function () {
// Avoiding Transition.onTransitionEnd since it will register multiple events, and there's no way to cancel it if the transition changes back to "show" while the animation is happening.
if (!showFeedback) {
sections.feedback.$element.children().detach();
sections.scorebar.$element.children().detach();
// Trigger resize after animation
self.trigger('resize');
}
sectionsIsTransitioning = false;
scoreBar.setScore(0);
}, 150);
if ($wrapper) {
$wrapper.find('.h5p-question-feedback-tail').remove();
}
}
return self;
};
/**
* Set feedback message.
*
* @param {string} [content]
* @param {number} score The score
* @param {number} maxScore The maximum score for this question
* @param {string} [scoreBarLabel] Makes it easier for readspeakers to identify the scorebar
* @param {string} [helpText] Help text that describes the score inside a tip icon
* @param {object} [popupSettings] Extra settings for popup feedback
* @param {boolean} [popupSettings.showAsPopup] Should the feedback display as popup?
* @param {string} [popupSettings.closeText] Translation for close button text
* @param {object} [popupSettings.click] Element representing where user clicked on screen
*/
self.setFeedback = function (content, score, maxScore, scoreBarLabel, helpText, popupSettings, scoreExplanationButtonLabel) {
// Feedback is disabled
if (behaviour.disableFeedback) {
return self;
}
// Need to toggle buttons right away to avoid flickering/blinking
// Note: This means content types should invoke hide/showButton before setFeedback
toggleButtons();
clickElement = (popupSettings != null && popupSettings.click != null ? popupSettings.click : null);
clearTimeout(feedbackTransitionTimer);
var $feedback = $('<div>', {
'class': 'h5p-question-feedback-container'
});
var $feedbackContent = $('<div>', {
'class': 'h5p-question-feedback-content'
}).appendTo($feedback);
// Feedback text
$('<div>', {
'class': 'h5p-question-feedback-content-text',
'html': content
}).appendTo($feedbackContent);
var $scorebar = $('<div>', {
'class': 'h5p-question-scorebar-container'
});
if (scoreBar === undefined) {
scoreBar = JoubelUI.createScoreBar(maxScore, scoreBarLabel, helpText, scoreExplanationButtonLabel);
}
scoreBar.appendTo($scorebar);
$feedbackContent.toggleClass('has-content', content !== undefined && content.length > 0);
// Feedback for readspeakers
if (!behaviour.disableReadSpeaker && scoreBarLabel) {
self.read(scoreBarLabel.replace(':num', score).replace(':total', maxScore) + '. ' + (content ? content : ''));
}
showFeedback = true;
if (sections.feedback) {
// Update section
update('feedback', $feedback);
update('scorebar', $scorebar);
}
else {
// Create section
register('feedback', $feedback);
register('scorebar', $scorebar);
if (initialized && $wrapper) {
insert(self.order, 'feedback', sections, $wrapper);
insert(self.order, 'scorebar', sections, $wrapper);
}
}
showSection(sections.feedback);
showSection(sections.scorebar);
resizeButtons();
if (popupSettings != null && popupSettings.showAsPopup == true) {
makeFeedbackPopup(popupSettings.closeText);
scoreBar.setScore(score);
}
else {
// Show feedback section
feedbackTransitionTimer = setTimeout(function () {
setElementHeight(sections.feedback.$element);
setElementHeight(sections.scorebar.$element);
sectionsIsTransitioning = true;
// Scroll to bottom after showing feedback
scrollToBottom();
// Trigger resize after animation
feedbackTransitionTimer = setTimeout(function () {
sectionsIsTransitioning = false;
self.trigger('resize');
scoreBar.setScore(score);
}, 150);
}, 0);
}
return self;
};
/**
* Set feedback content (no animation).
*
* @param {string} content
* @param {boolean} [extendContent] True will extend content, instead of replacing it
*/
self.updateFeedbackContent = function (content, extendContent) {
if (sections.feedback && sections.feedback.$element) {
if (extendContent) {
content = $('.h5p-question-feedback-content', sections.feedback.$element).html() + ' ' + content;
}
// Update feedback content html
$('.h5p-question-feedback-content', sections.feedback.$element).html(content).addClass('has-content');
// Make sure the height is correct
setElementHeight(sections.feedback.$element);
// Need to trigger resize when feedback has finished transitioning
setTimeout(self.trigger.bind(self, 'resize'), 150);
}
return self;
};
/**
* Set the content of the explanation / feedback panel
*
* @param {Object} data
* @param {string} data.correct
* @param {string} data.wrong
* @param {string} data.text
* @param {string} title Title for explanation panel
*
* @return {H5P.Question}
*/
self.setExplanation = function (data, title) {
if (data) {
var explainer = new H5P.Question.Explainer(title, data);
if (sections.explanation) {
// Update section
update('explanation', explainer.getElement());
}
else {
register('explanation', explainer.getElement());
if (initialized && $wrapper) {
insert(self.order, 'explanation', sections, $wrapper);
}
}
}
else if (sections.explanation) {
// Hide explanation section
sections.explanation.$element.children().detach();
}
return self;
};
/**
* Checks to see if button is registered.
*
* @param {string} id
* @returns {boolean}
*/
self.hasButton = function (id) {
return (buttons[id] !== undefined);
};
/**
* @typedef {Object} ConfirmationDialog
* @property {boolean} [enable] Must be true to show confirmation dialog
* @property {Object} [instance] Instance that uses confirmation dialog
* @property {jQuery} [$parentElement] Append to this element.
* @property {Object} [l10n] Translatable fields
* @property {string} [l10n.header] Header text
* @property {string} [l10n.body] Body text
* @property {string} [l10n.cancelLabel]
* @property {string} [l10n.confirmLabel]
*/
/**
* Register buttons for the task.
*
* @param {string} id
* @param {string} text label
* @param {function} clicked
* @param {boolean} [visible=true]
* @param {Object} [options] Options for button
* @param {Object} [extras] Extra options
* @param {ConfirmationDialog} [extras.confirmationDialog] Confirmation dialog
* @param {Object} [extras.contentData] Content data
* @params {string} [extras.textIfSubmitting] Text to display if submitting
*/
self.addButton = function (id, text, clicked, visible, options, extras) {
if (buttons[id]) {
return self; // Already registered
}
if (sections.buttons === undefined) {
// We have buttons, register wrapper
register('buttons');
if (initialized) {
insert(self.order, 'buttons', sections, $wrapper);
}
}
extras = extras || {};
extras.confirmationDialog = extras.confirmationDialog || {};
options = options || {};
var confirmationDialog =
self.addConfirmationDialogToButton(extras.confirmationDialog, clicked);
/**
* Handle button clicks through both mouse and keyboard
* @private
*/
var handleButtonClick = function () {
if (extras.confirmationDialog.enable && confirmationDialog) {
// Show popups section if used
if (!extras.confirmationDialog.$parentElement) {
sections.popups.$element.removeClass('hidden');
}
confirmationDialog.show($e.position().top);
}
else {
clicked();
}
};
const isSubmitting = extras.contentData && extras.contentData.standalone
&& (extras.contentData.isScoringEnabled || extras.contentData.isReportingEnabled);
if (isSubmitting && extras.textIfSubmitting) {
text = extras.textIfSubmitting;
}
buttons[id] = {
isTruncated: false,
text: text,
isVisible: false
};
// The button might be <button> or <a>
// (dependent on options.href set or not)
var isAnchorTag = (options.href !== undefined);
var $e = buttons[id].$element = JoubelUI.createButton($.extend({
'class': 'h5p-question-' + id,
html: text,
title: text,
on: {
click: function (event) {
handleButtonClick();
if (isAnchorTag) {
event.preventDefault();
}
}
}
}, options));
buttonOrder.push(id);
// The button might be <button> or <a>. If <a>, the space key is not
// triggering the click event, must therefore handle this here:
if (isAnchorTag) {
$e.on('keypress', function (event) {
if (event.which === 32) { // Space
handleButtonClick();
event.preventDefault();
}
});
}
if (visible === undefined || visible) {
// Button should be visible
$e.appendTo(sections.buttons.$element);
buttons[id].isVisible = true;
showSection(sections.buttons);
}
return self;
};
var setButtonWidth = function (button) {
var $button = button.$element;
var $tmp = $button.clone()
.css({
'position': 'absolute',
'white-space': 'nowrap',
'max-width': 'none'
}).removeClass('truncated')
.html(button.text)
.appendTo($button.parent());
// Calculate max width (button including text)
button.width = {
max: Math.ceil($tmp.outerWidth() + parseFloat($tmp.css('margin-left')) + parseFloat($tmp.css('margin-right')))
};
// Calculate min width (truncated, icon only)
$tmp.html('').addClass('truncated');
button.width.min = Math.ceil($tmp.outerWidth() + parseFloat($tmp.css('margin-left')) + parseFloat($tmp.css('margin-right')));
$tmp.remove();
};
/**
* Add confirmation dialog to button
* @param {ConfirmationDialog} options
* A confirmation dialog that will be shown before click handler of button
* is triggered
* @param {function} clicked
* Click handler of button
* @return {H5P.ConfirmationDialog|undefined}
* Confirmation dialog if enabled
*/
self.addConfirmationDialogToButton = function (options, clicked) {
options = options || {};
if (!options.enable) {
return;
}
// Confirmation dialog
var confirmationDialog = new H5P.ConfirmationDialog({
instance: options.instance,
headerText: options.l10n.header,
dialogText: options.l10n.body,
cancelText: options.l10n.cancelLabel,
confirmText: options.l10n.confirmLabel
});
// Determine parent element
if (options.$parentElement) {
confirmationDialog.appendTo(options.$parentElement.get(0));
}
else {
// Create popup section and append to that
if (sections.popups === undefined) {
register('popups');
if (initialized) {
insert(self.order, 'popups', sections, $wrapper);
}
sections.popups.$element.addClass('hidden');
self.order.push('popups');
}
confirmationDialog.appendTo(sections.popups.$element.get(0));
}
// Add event listeners
confirmationDialog.on('confirmed', function () {
if (!options.$parentElement) {
sections.popups.$element.addClass('hidden');
}
clicked();
// Trigger to content type
self.trigger('confirmed');
});
confirmationDialog.on('canceled', function () {
if (!options.$parentElement) {
sections.popups.$element.addClass('hidden');
}
// Trigger to content type
self.trigger('canceled');
});
return confirmationDialog;
};
/**
* Show registered button with given identifier.
*
* @param {string} id
* @param {Number} [priority]
*/
self.showButton = function (id, priority) {
var aboutToBeHidden = existsInArray(id, 'id', buttonsToHide) !== -1;
if (buttons[id] === undefined || (buttons[id].isVisible === true && !aboutToBeHidden)) {
return self;
}
priority = priority || 0;
// Skip if already being shown
var indexToShow = existsInArray(id, 'id', buttonsToShow);
if (indexToShow !== -1) {
// Update priority
if (buttonsToShow[indexToShow].priority < priority) {
buttonsToShow[indexToShow].priority = priority;
}
return self;
}
// Check if button is going to be hidden on next tick
var exists = existsInArray(id, 'id', buttonsToHide);
if (exists !== -1) {
// Skip hiding if higher priority
if (buttonsToHide[exists].priority <= priority) {
buttonsToHide.splice(exists, 1);
buttonsToShow.push({id: id, priority: priority});
}
} // If button is not shown
else if (!buttons[id].$element.is(':visible')) {
// Show button on next tick
buttonsToShow.push({id: id, priority: priority});
}
if (!toggleButtonsTimer) {
toggleButtonsTimer = setTimeout(toggleButtons, 0);
}
return self;
};
/**
* Hide registered button with given identifier.
*
* @param {string} id
* @param {number} [priority]
*/
self.hideButton = function (id, priority) {
var aboutToBeShown = existsInArray(id, 'id', buttonsToShow) !== -1;
if (buttons[id] === undefined || (buttons[id].isVisible === false && !aboutToBeShown)) {
return self;
}
priority = priority || 0;
// Skip if already being hidden
var indexToHide = existsInArray(id, 'id', buttonsToHide);
if (indexToHide !== -1) {
// Update priority
if (buttonsToHide[indexToHide].priority < priority) {
buttonsToHide[indexToHide].priority = priority;
}
return self;
}
// Check if buttons is going to be shown on next tick
var exists = existsInArray(id, 'id', buttonsToShow);
if (exists !== -1) {
// Skip showing if higher priority
if (buttonsToShow[exists].priority <= priority) {
buttonsToShow.splice(exists, 1);
buttonsToHide.push({id: id, priority: priority});
}
}
else if (!buttons[id].$element.is(':visible')) {
// Make sure it is detached in case the container is hidden.
hideButton(id);
}
else {
// Hide button on next tick.
buttonsToHide.push({id: id, priority: priority});
}
if (!toggleButtonsTimer) {
toggleButtonsTimer = setTimeout(toggleButtons, 0);
}
return self;
};
/**
* Set focus to the given button. If no button is given the first visible
* button gets focused. This is useful if you lose focus.
*
* @param {string} [id]
*/
self.focusButton = function (id) {
if (id === undefined) {
// Find first button that is visible.
for (var i = 0; i < buttonOrder.length; i++) {
var button = buttons[buttonOrder[i]];
if (button && button.isVisible) {
// Give that button focus
button.$element.focus();
break;
}
}
}
else if (buttons[id] && buttons[id].$element.is(':visible')) {
// Set focus to requested button
buttons[id].$element.focus();
}
return self;
};
/**
* Toggle readspeaker functionality
* @param {boolean} [disable] True to disable, false to enable.
*/
self.toggleReadSpeaker = function (disable) {
behaviour.disableReadSpeaker = disable || !behaviour.disableReadSpeaker;
};
/**
* Set new element for section.
*
* @param {String} id
* @param {H5P.jQuery} $element
*/
self.insertSectionAtElement = function (id, $element) {
if (sections[id] === undefined) {
register(id);
}
sections[id].parent = $element;
// Insert section if question is not initialized
if (!initialized) {
insert([id], id, sections, $element);
}
return self;
};
/**
* Attach content to given container.
*
* @param {H5P.jQuery} $container
*/
self.attach = function ($container) {
if (self.isRoot()) {
self.setActivityStarted();
}
// The first time we attach we also create our DOM elements.
if ($wrapper === undefined) {
if (self.registerDomElements !== undefined &&
(self.registerDomElements instanceof Function ||
typeof self.registerDomElements === 'function')) {
// Give the question type a chance to register before attaching
self.registerDomElements();
}
// Create section for reading messages
$read = $('<div/>', {
'aria-live': 'polite',
'class': 'h5p-hidden-read'
});
register('read', $read);
self.trigger('registerDomElements');
}
// Prepare container
$wrapper = $container;
$container.html('')
.addClass('h5p-question h5p-' + type);
// Add sections in given order
var $sections = [];
for (var i = 0; i < self.order.length; i++) {
var section = self.order[i];
if (sections[section]) {
if (sections[section].parent) {
// Section has a different parent
sections[section].$element.appendTo(sections[section].parent);
}
else {
$sections.push(sections[section].$element);
}
sections[section].isVisible = true;
}
}
// Only append once to DOM for optimal performance
$container.append($sections);
// Let others react to dom changes
self.trigger('domChanged', {
'$target': $container,
'library': self.libraryInfo.machineName,
'contentId': self.contentId,
'key': 'newLibrary'
}, {'bubbles': true, 'external': true});
// ??
initialized = true;
return self;
};
/**
* Detach all sections from their parents
*/
self.detachSections = function () {
// Deinit Question
initialized = false;
// Detach sections
for (var section in sections) {
sections[section].$element.detach();
}
return self;
};
// Listen for resize
self.on('resize', function () {
// Allow elements to attach and set their height before resizing
if (!sectionsIsTransitioning && sections.feedback && showFeedback) {
// Resize feedback to fit
setElementHeight(sections.feedback.$element);
}
// Re-position feedback popup if in use
var $element = sections.feedback;
var $click = clickElement;
if ($element != null && $element.$element != null && $click != null && $click.$element != null) {
setTimeout(function () {
positionFeedbackPopup($element.$element, $click.$element);
}, 10);
}
resizeButtons();
});
}
// Inheritance
Question.prototype = Object.create(EventDispatcher.prototype);
Question.prototype.constructor = Question;
/**
* Determine the overall feedback to display for the question.
* Returns empty string if no matching range is found.
*
* @param {Object[]} feedbacks
* @param {number} scoreRatio
* @return {string}
*/
Question.determineOverallFeedback = function (feedbacks, scoreRatio) {
scoreRatio = Math.floor(scoreRatio * 100);
for (var i = 0; i < feedbacks.length; i++) {
var feedback = feedbacks[i];
var hasFeedback = (feedback.feedback !== undefined && feedback.feedback.trim().length !== 0);
if (feedback.from <= scoreRatio && feedback.to >= scoreRatio && hasFeedback) {
return feedback.feedback;
}
}
return '';
};
return Question;
})(H5P.jQuery, H5P.EventDispatcher, H5P.JoubelUI);
;
H5P.Question.Explainer = (function ($) {
/**
* Constructor
*
* @class
* @param {string} title
* @param {array} explanations
*/
function Explainer(title, explanations) {
var self = this;
/**
* Create the DOM structure
*/
var createHTML = function () {
self.$explanation = $('<div>', {
'class': 'h5p-question-explanation-container'
});
// Add title:
$('<div>', {
'class': 'h5p-question-explanation-title',
role: 'heading',
html: title,
appendTo: self.$explanation
});
var $explanationList = $('<ul>', {
'class': 'h5p-question-explanation-list',
appendTo: self.$explanation
});
for (var i = 0; i < explanations.length; i++) {
var feedback = explanations[i];
var $explanationItem = $('<li>', {
'class': 'h5p-question-explanation-item',
appendTo: $explanationList
});
var $content = $('<div>', {
'class': 'h5p-question-explanation-status'
});
if (feedback.correct) {
$('<span>', {
'class': 'h5p-question-explanation-correct',
html: feedback.correct,
appendTo: $content
});
}
if (feedback.wrong) {
$('<span>', {
'class': 'h5p-question-explanation-wrong',
html: feedback.wrong,
appendTo: $content
});
}
$content.appendTo($explanationItem);
if (feedback.text) {
$('<div>', {
'class': 'h5p-question-explanation-text',
html: feedback.text,
appendTo: $explanationItem
});
}
}
};
createHTML();
/**
* Return the container HTMLElement
*
* @return {HTMLElement}
*/
self.getElement = function () {
return self.$explanation;
};
}
return Explainer;
})(H5P.jQuery);
;
(function (Question) {
/**
* Makes it easy to add animated score points for your question type.
*
* @class H5P.Question.ScorePoints
*/
Question.ScorePoints = function () {
var self = this;
var elements = [];
var showElementsTimer;
/**
* Create the element that displays the score point element for questions.
*
* @param {boolean} isCorrect
* @return {HTMLElement}
*/
self.getElement = function (isCorrect) {
var element = document.createElement('div');
element.classList.add(isCorrect ? 'h5p-question-plus-one' : 'h5p-question-minus-one');
element.classList.add('h5p-question-hidden-one');
elements.push(element);
// Schedule display animation of all added elements
if (showElementsTimer) {
clearTimeout(showElementsTimer);
}
showElementsTimer = setTimeout(showElements, 0);
return element;
};
/**
* @private
*/
var showElements = function () {
// Determine delay between triggering animations
var delay = 0;
var increment = 150;
var maxTime = 1000;
if (elements.length && elements.length > Math.ceil(maxTime / increment)) {
// Animations will run for more than ~1 second, reduce it.
increment = maxTime / elements.length;
}
for (var i = 0; i < elements.length; i++) {
// Use timer to trigger show
setTimeout(showElement(elements[i]), delay);
// Increse delay for next element
delay += increment;
}
};
/**
* Trigger transition animation for the given element
*
* @private
* @param {HTMLElement} element
* @return {function}
*/
var showElement = function (element) {
return function () {
element.classList.remove('h5p-question-hidden-one');
};
};
};
})(H5P.Question);
;
H5P.TrueFalse = (function ($, Question) {
'use strict';
// Maximum score for True False
var MAX_SCORE = 1;
/**
* Enum containing the different states this content type can exist in
*
* @enum
*/
var State = Object.freeze({
ONGOING: 1,
FINISHED_WRONG: 2,
FINISHED_CORRECT: 3,
INTERNAL_SOLUTION: 4,
EXTERNAL_SOLUTION: 5
});
/**
* Button IDs
*/
var Button = Object.freeze({
CHECK: 'check-answer',
TRYAGAIN: 'try-again',
SHOW_SOLUTION: 'show-solution'
});
/**
* Initialize module.
*
* @class H5P.TrueFalse
* @extends H5P.Question
* @param {Object} options
* @param {number} id Content identification
* @param {Object} contentData Task specific content data
*/
function TrueFalse(options, id, contentData) {
var self = this;
// Inheritance
Question.call(self, 'true-false');
var params = $.extend(true, {
question: 'No question text provided',
correct: 'true',
l10n: {
trueText: 'True',
falseText: 'False',
score: 'You got @score of @total points',
checkAnswer: 'Check',
submitAnswer: 'Submit',
showSolutionButton: 'Show solution',
tryAgain: 'Retry',
wrongAnswerMessage: 'Wrong answer',
correctAnswerMessage: 'Correct answer',
scoreBarLabel: 'You got :num out of :total points',
a11yCheck: 'Check the answers. The responses will be marked as correct, incorrect, or unanswered.',
a11yShowSolution: 'Show the solution. The task will be marked with its correct solution.',
a11yRetry: 'Retry the task. Reset all responses and start the task over again.',
},
behaviour: {
enableRetry: true,
enableSolutionsButton: true,
enableCheckButton: true,
confirmCheckDialog: false,
confirmRetryDialog: false,
autoCheck: false
}
}, options);
// Counter used to create unique id for this question
TrueFalse.counter = (TrueFalse.counter === undefined ? 0 : TrueFalse.counter + 1);
// A unique ID is needed for aria label
var domId = 'h5p-tfq' + H5P.TrueFalse.counter;
// saves the content id
this.contentId = id;
this.contentData = contentData;
// The radio group
var answerGroup = new H5P.TrueFalse.AnswerGroup(domId, params.correct, params.l10n);
if (contentData.previousState !== undefined && contentData.previousState.answer !== undefined) {
answerGroup.check(contentData.previousState.answer);
}
answerGroup.on('selected', function () {
self.triggerXAPI('interacted');
if (params.behaviour.autoCheck) {
checkAnswer();
triggerXAPIAnswered();
}
});
/**
* Create the answers
*
* @method createAnswers
* @private
* @return {H5P.jQuery}
*/
var createAnswers = function () {
return answerGroup.getDomElement();
};
/**
* Register buttons
*
* @method registerButtons
* @private
*/
var registerButtons = function () {
var $content = $('[data-content-id="' + self.contentId + '"].h5p-content');
var $containerParents = $content.parents('.h5p-container');
// select find container to attach dialogs to
var $container;
if($containerParents.length !== 0) {
// use parent highest up if any
$container = $containerParents.last();
}
else if($content.length !== 0){
$container = $content;
}
else {
$container = $(document.body);
}
// Show solution button
if (params.behaviour.enableSolutionsButton === true) {
self.addButton(Button.SHOW_SOLUTION, params.l10n.showSolutionButton, function () {
self.showSolutions(true);
}, false, {
'aria-label': params.l10n.a11yShowSolution,
});
}
// Check button
if (!params.behaviour.autoCheck && params.behaviour.enableCheckButton) {
self.addButton(Button.CHECK, params.l10n.checkAnswer, function () {
checkAnswer();
triggerXAPIAnswered();
}, true, {
'aria-label': params.l10n.a11yCheck
}, {
confirmationDialog: {
enable: params.behaviour.confirmCheckDialog,
l10n: params.confirmCheck,
instance: self,
$parentElement: $container
},
contentData: self.contentData,
textIfSubmitting: params.l10n.submitAnswer,
});
}
// Try again button
if (params.behaviour.enableRetry === true) {
self.addButton(Button.TRYAGAIN, params.l10n.tryAgain, function () {
self.resetTask();
}, true, {
'aria-label': params.l10n.a11yRetry,
}, {
confirmationDialog: {
enable: params.behaviour.confirmRetryDialog,
l10n: params.confirmRetry,
instance: self,
$parentElement: $container
}
});
}
toggleButtonState(State.ONGOING);
};
/**
* Creates and triggers the xAPI answered event
*
* @method triggerXAPIAnswered
* @private
* @fires xAPIEvent
*/
var triggerXAPIAnswered = function () {
var xAPIEvent = self.createXAPIEventTemplate('answered');
addQuestionToXAPI(xAPIEvent);
addResponseToXAPI(xAPIEvent);
self.trigger(xAPIEvent);
};
/**
* Add the question itself to the definition part of an xAPIEvent
*
* @method addQuestionToXAPI
* @param {XAPIEvent} xAPIEvent
* @private
*/
var addQuestionToXAPI = function(xAPIEvent) {
var definition = xAPIEvent.getVerifiedStatementValue(['object', 'definition']);
definition.description = {
// Remove tags, must wrap in div tag because jQuery 1.9 will crash if the string isn't wrapped in a tag.
'en-US': $('<div>' + params.question + '</div>').text()
};
definition.type = 'http://adlnet.gov/expapi/activities/cmi.interaction';
definition.interactionType = 'true-false';
definition.correctResponsesPattern = [getCorrectAnswer()];
};
/**
* Returns the correct answer
*
* @method getCorrectAnswer
* @private
* @return {String}
*/
var getCorrectAnswer = function () {
return (params.correct === 'true' ? 'true' : 'false');
};
/**
* Returns the wrong answer
*
* @method getWrongAnswer
* @private
* @return {String}
*/
var getWrongAnswer = function () {
return (params.correct === 'false' ? 'true' : 'false');
};
/**
* Add the response part to an xAPI event
*
* @method addResponseToXAPI
* @private
* @param {H5P.XAPIEvent} xAPIEvent
* The xAPI event we will add a response to
*/
var addResponseToXAPI = function(xAPIEvent) {
var isCorrect = answerGroup.isCorrect();
xAPIEvent.setScoredResult(isCorrect ? MAX_SCORE : 0, MAX_SCORE, self, true, isCorrect);
xAPIEvent.data.statement.result.response = (isCorrect ? getCorrectAnswer() : getWrongAnswer());
};
/**
* Toggles btton visibility dependent of current state
*
* @method toggleButtonVisibility
* @private
* @param {String} buttonId
* @param {Boolean} visible
*/
var toggleButtonVisibility = function (buttonId, visible) {
if (visible === true) {
self.showButton(buttonId);
}
else {
self.hideButton(buttonId);
}
};
/**
* Toggles buttons state
*
* @method toggleButtonState
* @private
* @param {String} state
*/
var toggleButtonState = function (state) {
toggleButtonVisibility(Button.SHOW_SOLUTION, state === State.FINISHED_WRONG);
toggleButtonVisibility(Button.CHECK, state === State.ONGOING);
toggleButtonVisibility(Button.TRYAGAIN, state === State.FINISHED_WRONG || state === State.INTERNAL_SOLUTION);
};
/**
* Check if answer is correct or wrong, and update visuals accordingly
*
* @method checkAnswer
* @private
*/
var checkAnswer = function () {
// Create feedback widget
var score = self.getScore();
var scoreText;
toggleButtonState(score === MAX_SCORE ? State.FINISHED_CORRECT : State.FINISHED_WRONG);
if (score === MAX_SCORE && params.behaviour.feedbackOnCorrect) {
scoreText = params.behaviour.feedbackOnCorrect;
}
else if (score === 0 && params.behaviour.feedbackOnWrong) {
scoreText = params.behaviour.feedbackOnWrong;
}
else {
scoreText = params.l10n.score;
}
// Replace relevant variables:
scoreText = scoreText.replace('@score', score).replace('@total', MAX_SCORE);
self.setFeedback(scoreText, score, MAX_SCORE, params.l10n.scoreBarLabel);
answerGroup.reveal();
};
/**
* Registers this question type's DOM elements before they are attached.
* Called from H5P.Question.
*
* @method registerDomElements
* @private
*/
self.registerDomElements = function () {
var self = this;
// Check for task media
var media = params.media;
if (media && media.type && media.type.library) {
media = media.type;
var type = media.library.split(' ')[0];
if (type === 'H5P.Image') {
if (media.params.file) {
// Register task image
self.setImage(media.params.file.path, {
disableImageZooming: params.media.disableImageZooming || false,
alt: media.params.alt
});
}
}
else if (type === 'H5P.Video') {
if (media.params.sources) {
// Register task video
self.setVideo(media);
}
}
}
// Add task question text
self.setIntroduction('<div id="' + domId + '">' + params.question + '</div>');
// Register task content area
self.$content = createAnswers();
self.setContent(self.$content);
// ... and buttons
registerButtons();
};
/**
* Implements resume (save content state)
*
* @method getCurrentState
* @public
* @returns {object} object containing answer
*/
self.getCurrentState = function () {
return {answer: answerGroup.getAnswer()};
};
/**
* Used for contracts.
* Checks if the parent program can proceed. Always true.
*
* @method getAnswerGiven
* @public
* @returns {Boolean} true
*/
self.getAnswerGiven = function () {
return answerGroup.hasAnswered();
};
/**
* Used for contracts.
* Checks the current score for this task.
*
* @method getScore
* @public
* @returns {Number} The current score.
*/
self.getScore = function () {
return answerGroup.isCorrect() ? MAX_SCORE : 0;
};
/**
* Used for contracts.
* Checks the maximum score for this task.
*
* @method getMaxScore
* @public
* @returns {Number} The maximum score.
*/
self.getMaxScore = function () {
return MAX_SCORE;
};
/**
* Get title of task
*
* @method getTitle
* @public
* @returns {string} title
*/
self.getTitle = function () {
return H5P.createTitle((self.contentData && self.contentData.metadata && self.contentData.metadata.title) ? self.contentData.metadata.title : 'True-False');
};
/**
* Used for contracts.
* Show the solution.
*
* @method showSolutions
* @public
*/
self.showSolutions = function (internal) {
checkAnswer();
answerGroup.showSolution();
toggleButtonState(internal ? State.INTERNAL_SOLUTION : State.EXTERNAL_SOLUTION);
};
/**
* Used for contracts.
* Resets the complete task back to its' initial state.
*
* @method resetTask
* @public
*/
self.resetTask = function () {
answerGroup.reset();
self.removeFeedback();
toggleButtonState(State.ONGOING);
};
/**
* Get xAPI data.
* Contract used by report rendering engine.
*
* @see contract at {@link https://h5p.org/documentation/developers/contracts#guides-header-6}
*/
self.getXAPIData = function(){
var xAPIEvent = this.createXAPIEventTemplate('answered');
this.addQuestionToXAPI(xAPIEvent);
this.addResponseToXAPI(xAPIEvent);
return {
statement: xAPIEvent.data.statement
};
};
/**
* Add the question itself to the definition part of an xAPIEvent
*/
self.addQuestionToXAPI = function(xAPIEvent) {
var definition = xAPIEvent.getVerifiedStatementValue(['object', 'definition']);
$.extend(definition, this.getxAPIDefinition());
};
/**
* Generate xAPI object definition used in xAPI statements.
* @return {Object}
*/
self.getxAPIDefinition = function () {
var definition = {};
definition.interactionType = 'true-false';
definition.type = 'http://adlnet.gov/expapi/activities/cmi.interaction';
definition.description = {
'en-US': $('<div>' + params.question + '</div>').text()
};
definition.correctResponsesPattern = [getCorrectAnswer()];
return definition;
};
/**
* Add the response part to an xAPI event
*
* @param {H5P.XAPIEvent} xAPIEvent
* The xAPI event we will add a response to
*/
self.addResponseToXAPI = function (xAPIEvent) {
var isCorrect = answerGroup.isCorrect();
var rawUserScore = isCorrect ? MAX_SCORE : 0;
var currentResponse = '';
xAPIEvent.setScoredResult(rawUserScore, MAX_SCORE, self, true, isCorrect);
if(self.getCurrentState().answer !== undefined) {
currentResponse += answerGroup.isCorrect() ? getCorrectAnswer() : getWrongAnswer();
}
xAPIEvent.data.statement.result.response = currentResponse;
};
}
// Inheritance
TrueFalse.prototype = Object.create(Question.prototype);
TrueFalse.prototype.constructor = TrueFalse;
return TrueFalse;
})(H5P.jQuery, H5P.Question);
;
H5P.TrueFalse.AnswerGroup = (function ($, EventDispatcher) {
'use strict';
/**
* Initialize module.
*
* @class H5P.TrueFalse.AnswerGroup
* @extends H5P.EventDispatcher
* @param {String} domId Id for label
* @param {String} correctOption Correct option ('true' or 'false')
* @param {Object} l10n Object containing all interface translations
*/
function AnswerGroup(domId, correctOption, l10n) {
var self = this;
EventDispatcher.call(self);
var $answers = $('<div>', {
'class': 'h5p-true-false-answers',
role: 'radiogroup',
'aria-labelledby': domId
});
var answer;
var trueAnswer = new H5P.TrueFalse.Answer(l10n.trueText, l10n.correctAnswerMessage, l10n.wrongAnswerMessage);
var falseAnswer = new H5P.TrueFalse.Answer(l10n.falseText, l10n.correctAnswerMessage, l10n.wrongAnswerMessage);
var correctAnswer = (correctOption === 'true' ? trueAnswer : falseAnswer);
var wrongAnswer = (correctOption === 'false' ? trueAnswer : falseAnswer);
// Handle checked
var handleChecked = function (newAnswer, other) {
return function () {
answer = newAnswer;
other.uncheck();
self.trigger('selected');
};
};
trueAnswer.on('checked', handleChecked(true, falseAnswer));
falseAnswer.on('checked', handleChecked(false, trueAnswer));
// Handle switches (using arrow keys)
var handleInvert = function (newAnswer, other) {
return function () {
answer = newAnswer;
other.check();
self.trigger('selected');
};
};
trueAnswer.on('invert', handleInvert(false, falseAnswer));
falseAnswer.on('invert', handleInvert(true, trueAnswer));
// Handle tabbing
var handleTabable = function(other, tabable) {
return function () {
// If one of them are checked, that one should get tabfocus
if (!tabable || !self.hasAnswered() || other.isChecked()) {
other.tabable(tabable);
}
};
};
// Need to remove tabIndex on the other alternative on focus
trueAnswer.on('focus', handleTabable(falseAnswer, false));
falseAnswer.on('focus', handleTabable(trueAnswer, false));
// Need to make both alternatives tabable on blur:
trueAnswer.on('blur', handleTabable(falseAnswer, true));
falseAnswer.on('blur', handleTabable(trueAnswer, true));
$answers.append(trueAnswer.getDomElement());
$answers.append(falseAnswer.getDomElement());
/**
* Get hold of the DOM element representing this thingy
* @method getDomElement
* @return {jQuery}
*/
self.getDomElement = function () {
return $answers;
};
/**
* Programatic check
* @method check
* @param {[type]} answer [description]
*/
self.check = function (answer) {
if (answer) {
trueAnswer.check();
}
else {
falseAnswer.check();
}
};
/**
* Return current answer
* @method getAnswer
* @return {Boolean} undefined if no answer if given
*/
self.getAnswer = function () {
return answer;
};
/**
* Check if user has answered question yet
* @method hasAnswered
* @return {Boolean}
*/
self.hasAnswered = function () {
return answer !== undefined;
};
/**
* Is answer correct?
* @method isCorrect
* @return {Boolean}
*/
self.isCorrect = function () {
return correctAnswer.isChecked();
};
/**
* Enable user input
*
* @method enable
*/
self.enable = function () {
trueAnswer.enable().tabable(true);
falseAnswer.enable();
};
/**
* Disable user input
*
* @method disable
*/
self.disable = function () {
trueAnswer.disable();
falseAnswer.disable();
};
/**
* Reveal correct/wrong answer
*
* @method reveal
*/
self.reveal = function () {
if (self.hasAnswered()) {
if (self.isCorrect()) {
correctAnswer.markCorrect();
}
else {
wrongAnswer.markWrong();
}
}
self.disable();
};
/**
* Reset task
* @method reset
*/
self.reset = function () {
trueAnswer.reset();
falseAnswer.reset();
self.enable();
answer = undefined;
};
/**
* Show the solution
* @method showSolution
* @return {[type]}
*/
self.showSolution = function () {
correctAnswer.markCorrect();
wrongAnswer.unmark();
};
}
// Inheritance
AnswerGroup.prototype = Object.create(EventDispatcher.prototype);
AnswerGroup.prototype.constructor = AnswerGroup;
return AnswerGroup;
})(H5P.jQuery, H5P.EventDispatcher);
;
H5P.TrueFalse.Answer = (function ($, EventDispatcher) {
'use strict';
var Keys = {
ENTER: 13,
SPACE: 32,
LEFT_ARROW: 37,
UP_ARROW: 38,
RIGHT_ARROW: 39,
DOWN_ARROW: 40
};
/**
* Initialize module.
*
* @class H5P.TrueFalse.Answer
* @extends H5P.EventDispatcher
* @param {String} text Label
* @param {String} correctMessage Message read by readspeaker when correct alternative is chosen
* @param {String} wrongMessage Message read by readspeaker when wrong alternative is chosen
*/
function Answer (text, correctMessage, wrongMessage) {
var self = this;
EventDispatcher.call(self);
var checked = false;
var enabled = true;
var $answer = $('<div>', {
'class': 'h5p-true-false-answer',
role: 'radio',
'aria-checked': false,
html: text + '<span class="aria-label"></span>',
tabindex: 0, // Tabable by default
click: function (event) {
// Handle left mouse (or tap on touch devices)
if (event.which === 1) {
self.check();
}
},
keydown: function (event) {
if (!enabled) {
return;
}
if ([Keys.SPACE, Keys.ENTER].indexOf(event.keyCode) !== -1) {
self.check();
}
else if ([Keys.LEFT_ARROW, Keys.UP_ARROW, Keys.RIGHT_ARROW, Keys.DOWN_ARROW].indexOf(event.keyCode) !== -1) {
self.uncheck();
self.trigger('invert');
}
},
focus: function () {
self.trigger('focus');
},
blur: function () {
self.trigger('blur');
}
});
var $ariaLabel = $answer.find('.aria-label');
// A bug in Chrome 54 makes the :after icons (V and X) not beeing rendered.
// Doing this in a timeout solves this
// Might be removed when Chrome 56 is out
var chromeBugFixer = function (callback) {
setTimeout(function () {
callback();
}, 0);
};
/**
* Return the dom element representing the alternative
*
* @public
* @method getDomElement
* @return {H5P.jQuery}
*/
self.getDomElement = function () {
return $answer;
};
/**
* Unchecks the alternative
*
* @public
* @method uncheck
* @return {H5P.TrueFalse.Answer}
*/
self.uncheck = function () {
if (enabled) {
$answer.blur();
checked = false;
chromeBugFixer(function () {
$answer.attr('aria-checked', checked);
});
}
return self;
};
/**
* Set tabable or not
* @method tabable
* @param {Boolean} enabled
* @return {H5P.TrueFalse.Answer}
*/
self.tabable = function (enabled) {
$answer.attr('tabIndex', enabled ? 0 : null);
return self;
};
/**
* Checks the alternative
*
* @method check
* @return {H5P.TrueFalse.Answer}
*/
self.check = function () {
if (enabled) {
checked = true;
chromeBugFixer(function () {
$answer.attr('aria-checked', checked);
});
self.trigger('checked');
$answer.focus();
}
return self;
};
/**
* Is this alternative checked?
*
* @method isChecked
* @return {boolean}
*/
self.isChecked = function () {
return checked;
};
/**
* Enable alternative
*
* @method enable
* @return {H5P.TrueFalse.Answer}
*/
self.enable = function () {
$answer.attr({
'aria-disabled': '',
tabIndex: 0
});
enabled = true;
return self;
};
/**
* Disables alternative
*
* @method disable
* @return {H5P.TrueFalse.Answer}
*/
self.disable = function () {
$answer.attr({
'aria-disabled': true,
tabIndex: null
});
enabled = false;
return self;
};
/**
* Reset alternative
*
* @method reset
* @return {H5P.TrueFalse.Answer}
*/
self.reset = function () {
self.enable();
self.uncheck();
self.unmark();
$ariaLabel.html('');
return self;
};
/**
* Marks this alternative as the wrong one
*
* @method markWrong
* @return {H5P.TrueFalse.Answer}
*/
self.markWrong = function () {
chromeBugFixer(function () {
$answer.addClass('wrong');
});
$ariaLabel.html('.' + wrongMessage);
return self;
};
/**
* Marks this alternative as the wrong one
*
* @method markCorrect
* @return {H5P.TrueFalse.Answer}
*/
self.markCorrect = function () {
chromeBugFixer(function () {
$answer.addClass('correct');
});
$ariaLabel.html('.' + correctMessage);
return self;
};
self.unmark = function () {
chromeBugFixer(function () {
$answer.removeClass('wrong correct');
});
return self;
};
}
// Inheritance
Answer.prototype = Object.create(EventDispatcher.prototype);
Answer.prototype.constructor = Answer;
return Answer;
})(H5P.jQuery, H5P.EventDispatcher);
;
(function(){var rsplit=function(string,regex){var result=regex.exec(string),retArr=new Array(),first_idx,last_idx,first_bit;while(result!=null){first_idx=result.index;last_idx=regex.lastIndex;if((first_idx)!=0){first_bit=string.substring(0,first_idx);retArr.push(string.substring(0,first_idx));string=string.slice(first_idx)}retArr.push(result[0]);string=string.slice(result[0].length);result=regex.exec(string)}if(!string==""){retArr.push(string)}return retArr},chop=function(string){return string.substr(0,string.length-1)},extend=function(d,s){for(var n in s){if(s.hasOwnProperty(n)){d[n]=s[n]}}};EJS=function(options){options=typeof options=="string"?{view:options}:options;this.set_options(options);if(options.precompiled){this.template={};this.template.process=options.precompiled;EJS.update(this.name,this);return }if(options.element){if(typeof options.element=="string"){var name=options.element;options.element=document.getElementById(options.element);if(options.element==null){throw name+"does not exist!"}}if(options.element.value){this.text=options.element.value}else{this.text=options.element.innerHTML}this.name=options.element.id;this.type="["}else{if(options.url){options.url=EJS.endExt(options.url,this.extMatch);this.name=this.name?this.name:options.url;var url=options.url;var template=EJS.get(this.name,this.cache);if(template){return template}if(template==EJS.INVALID_PATH){return null}try{this.text=EJS.request(url+(this.cache?"":"?"+Math.random()))}catch(e){}if(this.text==null){throw ({type:"EJS",message:"There is no template at "+url})}}}var template=new EJS.Compiler(this.text,this.type);template.compile(options,this.name);EJS.update(this.name,this);this.template=template};EJS.prototype={render:function(object,extra_helpers){object=object||{};this._extra_helpers=extra_helpers;var v=new EJS.Helpers(object,extra_helpers||{});return this.template.process.call(object,object,v)},update:function(element,options){if(typeof element=="string"){element=document.getElementById(element)}if(options==null){_template=this;return function(object){EJS.prototype.update.call(_template,element,object)}}if(typeof options=="string"){params={};params.url=options;_template=this;params.onComplete=function(request){var object=eval(request.responseText);EJS.prototype.update.call(_template,element,object)};EJS.ajax_request(params)}else{element.innerHTML=this.render(options)}},out:function(){return this.template.out},set_options:function(options){this.type=options.type||EJS.type;this.cache=options.cache!=null?options.cache:EJS.cache;this.text=options.text||null;this.name=options.name||null;this.ext=options.ext||EJS.ext;this.extMatch=new RegExp(this.ext.replace(/\./,"."))}};EJS.endExt=function(path,match){if(!path){return null}match.lastIndex=0;return path+(match.test(path)?"":this.ext)};EJS.Scanner=function(source,left,right){extend(this,{left_delimiter:left+"%",right_delimiter:"%"+right,double_left:left+"%%",double_right:"%%"+right,left_equal:left+"%=",left_comment:left+"%#"});this.SplitRegexp=left=="["?/(\[%%)|(%%\])|(\[%=)|(\[%#)|(\[%)|(%\]\n)|(%\])|(\n)/:new RegExp("("+this.double_left+")|(%%"+this.double_right+")|("+this.left_equal+")|("+this.left_comment+")|("+this.left_delimiter+")|("+this.right_delimiter+"\n)|("+this.right_delimiter+")|(\n)");this.source=source;this.stag=null;this.lines=0};EJS.Scanner.to_text=function(input){if(input==null||input===undefined){return""}if(input instanceof Date){return input.toDateString()}if(input.toString){return input.toString()}return""};EJS.Scanner.prototype={scan:function(block){scanline=this.scanline;regex=this.SplitRegexp;if(!this.source==""){var source_split=rsplit(this.source,/\n/);for(var i=0;i<source_split.length;i++){var item=source_split[i];this.scanline(item,regex,block)}}},scanline:function(line,regex,block){this.lines++;var line_split=rsplit(line,regex);for(var i=0;i<line_split.length;i++){var token=line_split[i];if(token!=null){try{block(token,this)}catch(e){throw {type:"EJS.Scanner",line:this.lines}}}}}};EJS.Buffer=function(pre_cmd,post_cmd){this.line=new Array();this.script="";this.pre_cmd=pre_cmd;this.post_cmd=post_cmd;for(var i=0;i<this.pre_cmd.length;i++){this.push(pre_cmd[i])}};EJS.Buffer.prototype={push:function(cmd){this.line.push(cmd)},cr:function(){this.script=this.script+this.line.join("; ");this.line=new Array();this.script=this.script+"\n"},close:function(){if(this.line.length>0){for(var i=0;i<this.post_cmd.length;i++){this.push(pre_cmd[i])}this.script=this.script+this.line.join("; ");line=null}}};EJS.Compiler=function(source,left){this.pre_cmd=["var ___ViewO = [];"];this.post_cmd=new Array();this.source=" ";if(source!=null){if(typeof source=="string"){source=source.replace(/\r\n/g,"\n");source=source.replace(/\r/g,"\n");this.source=source}else{if(source.innerHTML){this.source=source.innerHTML}}if(typeof this.source!="string"){this.source=""}}left=left||"<";var right=">";switch(left){case"[":right="]";break;case"<":break;default:throw left+" is not a supported deliminator";break}this.scanner=new EJS.Scanner(this.source,left,right);this.out=""};EJS.Compiler.prototype={compile:function(options,name){options=options||{};this.out="";var put_cmd="___ViewO.push(";var insert_cmd=put_cmd;var buff=new EJS.Buffer(this.pre_cmd,this.post_cmd);var content="";var clean=function(content){content=content.replace(/\\/g,"\\\\");content=content.replace(/\n/g,"\\n");content=content.replace(/"/g,'\\"');return content};this.scanner.scan(function(token,scanner){if(scanner.stag==null){switch(token){case"\n":content=content+"\n";buff.push(put_cmd+'"'+clean(content)+'");');buff.cr();content="";break;case scanner.left_delimiter:case scanner.left_equal:case scanner.left_comment:scanner.stag=token;if(content.length>0){buff.push(put_cmd+'"'+clean(content)+'")')}content="";break;case scanner.double_left:content=content+scanner.left_delimiter;break;default:content=content+token;break}}else{switch(token){case scanner.right_delimiter:switch(scanner.stag){case scanner.left_delimiter:if(content[content.length-1]=="\n"){content=chop(content);buff.push(content);buff.cr()}else{buff.push(content)}break;case scanner.left_equal:buff.push(insert_cmd+"(EJS.Scanner.to_text("+content+")))");break}scanner.stag=null;content="";break;case scanner.double_right:content=content+scanner.right_delimiter;break;default:content=content+token;break}}});if(content.length>0){buff.push(put_cmd+'"'+clean(content)+'")')}buff.close();this.out=buff.script+";";var to_be_evaled="/*"+name+"*/this.process = function(_CONTEXT,_VIEW) { try { with(_VIEW) { with (_CONTEXT) {"+this.out+" return ___ViewO.join('');}}}catch(e){e.lineNumber=null;throw e;}};";try{eval(to_be_evaled)}catch(e){if(typeof JSLINT!="undefined"){JSLINT(this.out);for(var i=0;i<JSLINT.errors.length;i++){var error=JSLINT.errors[i];if(error.reason!="Unnecessary semicolon."){error.line++;var e=new Error();e.lineNumber=error.line;e.message=error.reason;if(options.view){e.fileName=options.view}throw e}}}else{throw e}}}};EJS.config=function(options){EJS.cache=options.cache!=null?options.cache:EJS.cache;EJS.type=options.type!=null?options.type:EJS.type;EJS.ext=options.ext!=null?options.ext:EJS.ext;var templates_directory=EJS.templates_directory||{};EJS.templates_directory=templates_directory;EJS.get=function(path,cache){if(cache==false){return null}if(templates_directory[path]){return templates_directory[path]}return null};EJS.update=function(path,template){if(path==null){return }templates_directory[path]=template};EJS.INVALID_PATH=-1};EJS.config({cache:true,type:"<",ext:".ejs"});EJS.Helpers=function(data,extras){this._data=data;this._extras=extras;extend(this,extras)};EJS.Helpers.prototype={view:function(options,data,helpers){if(!helpers){helpers=this._extras}if(!data){data=this._data}return new EJS(options).render(data,helpers)},to_text:function(input,null_text){if(input==null||input===undefined){return null_text||""}if(input instanceof Date){return input.toDateString()}if(input.toString){return input.toString().replace(/\n/g,"<br />").replace(/''/g,"'")}return""}};EJS.newRequest=function(){var factories=[function(){return new ActiveXObject("Msxml2.XMLHTTP")},function(){return new XMLHttpRequest()},function(){return new ActiveXObject("Microsoft.XMLHTTP")}];for(var i=0;i<factories.length;i++){try{var request=factories[i]();if(request!=null){return request}}catch(e){continue}}};EJS.request=function(path){var request=new EJS.newRequest();request.open("GET",path,false);try{request.send(null)}catch(e){return null}if(request.status==404||request.status==2||(request.status==0&&request.responseText=="")){return null}return request.responseText};EJS.ajax_request=function(params){params.method=(params.method?params.method:"GET");var request=new EJS.newRequest();request.onreadystatechange=function(){if(request.readyState==4){if(request.status==200){params.onComplete(request)}else{params.onComplete(request)}}};request.open(params.method,params.url);request.send(null)}})();EJS.Helpers.prototype.date_tag=function(C,O,A){if(!(O instanceof Date)){O=new Date()}var B=["January","February","March","April","May","June","July","August","September","October","November","December"];var G=[],D=[],P=[];var J=O.getFullYear();var H=O.getMonth();var N=O.getDate();for(var M=J-15;M<J+15;M++){G.push({value:M,text:M})}for(var E=0;E<12;E++){D.push({value:(E),text:B[E]})}for(var I=0;I<31;I++){P.push({value:(I+1),text:(I+1)})}var L=this.select_tag(C+"[year]",J,G,{id:C+"[year]"});var F=this.select_tag(C+"[month]",H,D,{id:C+"[month]"});var K=this.select_tag(C+"[day]",N,P,{id:C+"[day]"});return L+F+K};EJS.Helpers.prototype.form_tag=function(B,A){A=A||{};A.action=B;if(A.multipart==true){A.method="post";A.enctype="multipart/form-data"}return this.start_tag_for("form",A)};EJS.Helpers.prototype.form_tag_end=function(){return this.tag_end("form")};EJS.Helpers.prototype.hidden_field_tag=function(A,C,B){return this.input_field_tag(A,C,"hidden",B)};EJS.Helpers.prototype.input_field_tag=function(A,D,C,B){B=B||{};B.id=B.id||A;B.value=D||"";B.type=C||"text";B.name=A;return this.single_tag_for("input",B)};EJS.Helpers.prototype.is_current_page=function(A){return(window.location.href==A||window.location.pathname==A?true:false)};EJS.Helpers.prototype.link_to=function(B,A,C){if(!B){var B="null"}if(!C){var C={}}if(C.confirm){C.onclick=' var ret_confirm = confirm("'+C.confirm+'"); if(!ret_confirm){ return false;} ';C.confirm=null}C.href=A;return this.start_tag_for("a",C)+B+this.tag_end("a")};EJS.Helpers.prototype.submit_link_to=function(B,A,C){if(!B){var B="null"}if(!C){var C={}}C.onclick=C.onclick||"";if(C.confirm){C.onclick=' var ret_confirm = confirm("'+C.confirm+'"); if(!ret_confirm){ return false;} ';C.confirm=null}C.value=B;C.type="submit";C.onclick=C.onclick+(A?this.url_for(A):"")+"return false;";return this.start_tag_for("input",C)};EJS.Helpers.prototype.link_to_if=function(F,B,A,D,C,E){return this.link_to_unless((F==false),B,A,D,C,E)};EJS.Helpers.prototype.link_to_unless=function(E,B,A,C,D){C=C||{};if(E){if(D&&typeof D=="function"){return D(B,A,C,D)}else{return B}}else{return this.link_to(B,A,C)}};EJS.Helpers.prototype.link_to_unless_current=function(B,A,C,D){C=C||{};return this.link_to_unless(this.is_current_page(A),B,A,C,D)};EJS.Helpers.prototype.password_field_tag=function(A,C,B){return this.input_field_tag(A,C,"password",B)};EJS.Helpers.prototype.select_tag=function(D,G,H,F){F=F||{};F.id=F.id||D;F.value=G;F.name=D;var B="";B+=this.start_tag_for("select",F);for(var E=0;E<H.length;E++){var C=H[E];var A={value:C.value};if(C.value==G){A.selected="selected"}B+=this.start_tag_for("option",A)+C.text+this.tag_end("option")}B+=this.tag_end("select");return B};EJS.Helpers.prototype.single_tag_for=function(A,B){return this.tag(A,B,"/>")};EJS.Helpers.prototype.start_tag_for=function(A,B){return this.tag(A,B)};EJS.Helpers.prototype.submit_tag=function(A,B){B=B||{};B.type=B.type||"submit";B.value=A||"Submit";return this.single_tag_for("input",B)};EJS.Helpers.prototype.tag=function(C,E,D){if(!D){var D=">"}var B=" ";for(var A in E){if(E[A]!=null){var F=E[A].toString()}else{var F=""}if(A=="Class"){A="class"}if(F.indexOf("'")!=-1){B+=A+'="'+F+'" '}else{B+=A+"='"+F+"' "}}return"<"+C+B+D};EJS.Helpers.prototype.tag_end=function(A){return"</"+A+">"};EJS.Helpers.prototype.text_area_tag=function(A,C,B){B=B||{};B.id=B.id||A;B.name=B.name||A;C=C||"";if(B.size){B.cols=B.size.split("x")[0];B.rows=B.size.split("x")[1];delete B.size}B.cols=B.cols||50;B.rows=B.rows||4;return this.start_tag_for("textarea",B)+C+this.tag_end("textarea")};EJS.Helpers.prototype.text_tag=EJS.Helpers.prototype.text_area_tag;EJS.Helpers.prototype.text_field_tag=function(A,C,B){return this.input_field_tag(A,C,"text",B)};EJS.Helpers.prototype.url_for=function(A){return'window.location="'+A+'";'};EJS.Helpers.prototype.img_tag=function(B,C,A){A=A||{};A.src=B;A.alt=C;return this.single_tag_for("img",A)};
EJS.Helpers.prototype.date_tag = function(name, value , html_options) {
if(! (value instanceof Date))
value = new Date()
var month_names = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
var years = [], months = [], days =[];
var year = value.getFullYear();
var month = value.getMonth();
var day = value.getDate();
for(var y = year - 15; y < year+15 ; y++)
{
years.push({value: y, text: y})
}
for(var m = 0; m < 12; m++)
{
months.push({value: (m), text: month_names[m]})
}
for(var d = 0; d < 31; d++)
{
days.push({value: (d+1), text: (d+1)})
}
var year_select = this.select_tag(name+'[year]', year, years, {id: name+'[year]'} )
var month_select = this.select_tag(name+'[month]', month, months, {id: name+'[month]'})
var day_select = this.select_tag(name+'[day]', day, days, {id: name+'[day]'})
return year_select+month_select+day_select;
}
EJS.Helpers.prototype.form_tag = function(action, html_options) {
html_options = html_options || {};
html_options.action = action
if(html_options.multipart == true) {
html_options.method = 'post';
html_options.enctype = 'multipart/form-data';
}
return this.start_tag_for('form', html_options)
}
EJS.Helpers.prototype.form_tag_end = function() { return this.tag_end('form'); }
EJS.Helpers.prototype.hidden_field_tag = function(name, value, html_options) {
return this.input_field_tag(name, value, 'hidden', html_options);
}
EJS.Helpers.prototype.input_field_tag = function(name, value , inputType, html_options) {
html_options = html_options || {};
html_options.id = html_options.id || name;
html_options.value = value || '';
html_options.type = inputType || 'text';
html_options.name = name;
return this.single_tag_for('input', html_options)
}
EJS.Helpers.prototype.is_current_page = function(url) {
return (window.location.href == url || window.location.pathname == url ? true : false);
}
EJS.Helpers.prototype.link_to = function(name, url, html_options) {
if(!name) var name = 'null';
if(!html_options) var html_options = {}
if(html_options.confirm){
html_options.onclick =
" var ret_confirm = confirm(\""+html_options.confirm+"\"); if(!ret_confirm){ return false;} "
html_options.confirm = null;
}
html_options.href=url
return this.start_tag_for('a', html_options)+name+ this.tag_end('a');
}
EJS.Helpers.prototype.submit_link_to = function(name, url, html_options){
if(!name) var name = 'null';
if(!html_options) var html_options = {}
html_options.onclick = html_options.onclick || '' ;
if(html_options.confirm){
html_options.onclick =
" var ret_confirm = confirm(\""+html_options.confirm+"\"); if(!ret_confirm){ return false;} "
html_options.confirm = null;
}
html_options.value = name;
html_options.type = 'submit'
html_options.onclick=html_options.onclick+
(url ? this.url_for(url) : '')+'return false;';
//html_options.href='#'+(options ? Routes.url_for(options) : '')
return this.start_tag_for('input', html_options)
}
EJS.Helpers.prototype.link_to_if = function(condition, name, url, html_options, post, block) {
return this.link_to_unless((condition == false), name, url, html_options, post, block);
}
EJS.Helpers.prototype.link_to_unless = function(condition, name, url, html_options, block) {
html_options = html_options || {};
if(condition) {
if(block && typeof block == 'function') {
return block(name, url, html_options, block);
} else {
return name;
}
} else
return this.link_to(name, url, html_options);
}
EJS.Helpers.prototype.link_to_unless_current = function(name, url, html_options, block) {
html_options = html_options || {};
return this.link_to_unless(this.is_current_page(url), name, url, html_options, block)
}
EJS.Helpers.prototype.password_field_tag = function(name, value, html_options) { return this.input_field_tag(name, value, 'password', html_options); }
EJS.Helpers.prototype.select_tag = function(name, value, choices, html_options) {
html_options = html_options || {};
html_options.id = html_options.id || name;
html_options.value = value;
html_options.name = name;
var txt = ''
txt += this.start_tag_for('select', html_options)
for(var i = 0; i < choices.length; i++)
{
var choice = choices[i];
var optionOptions = {value: choice.value}
if(choice.value == value)
optionOptions.selected ='selected'
txt += this.start_tag_for('option', optionOptions )+choice.text+this.tag_end('option')
}
txt += this.tag_end('select');
return txt;
}
EJS.Helpers.prototype.single_tag_for = function(tag, html_options) { return this.tag(tag, html_options, '/>');}
EJS.Helpers.prototype.start_tag_for = function(tag, html_options) { return this.tag(tag, html_options); }
EJS.Helpers.prototype.submit_tag = function(name, html_options) {
html_options = html_options || {};
//html_options.name = html_options.id || 'commit';
html_options.type = html_options.type || 'submit';
html_options.value = name || 'Submit';
return this.single_tag_for('input', html_options);
}
EJS.Helpers.prototype.tag = function(tag, html_options, end) {
if(!end) var end = '>'
var txt = ' '
for(var attr in html_options) {
if(html_options[attr] != null)
var value = html_options[attr].toString();
else
var value=''
if(attr == "Class") // special case because "class" is a reserved word in IE
attr = "class";
if( value.indexOf("'") != -1 )
txt += attr+'=\"'+value+'\" '
else
txt += attr+"='"+value+"' "
}
return '<'+tag+txt+end;
}
EJS.Helpers.prototype.tag_end = function(tag) { return '</'+tag+'>'; }
EJS.Helpers.prototype.text_area_tag = function(name, value, html_options) {
html_options = html_options || {};
html_options.id = html_options.id || name;
html_options.name = html_options.name || name;
value = value || ''
if(html_options.size) {
html_options.cols = html_options.size.split('x')[0]
html_options.rows = html_options.size.split('x')[1];
delete html_options.size
}
html_options.cols = html_options.cols || 50;
html_options.rows = html_options.rows || 4;
return this.start_tag_for('textarea', html_options)+value+this.tag_end('textarea')
}
EJS.Helpers.prototype.text_tag = EJS.Helpers.prototype.text_area_tag
EJS.Helpers.prototype.text_field_tag = function(name, value, html_options) { return this.input_field_tag(name, value, 'text', html_options); }
EJS.Helpers.prototype.url_for = function(url) {
return 'window.location="'+url+'";'
}
EJS.Helpers.prototype.img_tag = function(image_location, alt, options){
options = options || {};
options.src = image_location
options.alt = alt
return this.single_tag_for('img', options)
}
;
/*
* flowplayer.js 3.2.12. The Flowplayer API
*
* Copyright 2009-2011 Flowplayer Oy
*
* This file is part of Flowplayer.
*
* Flowplayer is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Flowplayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Flowplayer. If not, see <http://www.gnu.org/licenses/>.
*
* Date: ${date}
* Revision: ${revision}
*/
!function(){function h(p){console.log("$f.fireEvent",[].slice.call(p))}function l(r){if(!r||typeof r!="object"){return r}var p=new r.constructor();for(var q in r){if(r.hasOwnProperty(q)){p[q]=l(r[q])}}return p}function n(u,r){if(!u){return}var p,q=0,s=u.length;if(s===undefined){for(p in u){if(r.call(u[p],p,u[p])===false){break}}}else{for(var t=u[0];q<s&&r.call(t,q,t)!==false;t=u[++q]){}}return u}function c(p){return document.getElementById(p)}function j(r,q,p){if(typeof q!="object"){return r}if(r&&q){n(q,function(s,t){if(!p||typeof t!="function"){r[s]=t}})}return r}function o(t){var r=t.indexOf(".");if(r!=-1){var q=t.slice(0,r)||"*";var p=t.slice(r+1,t.length);var s=[];n(document.getElementsByTagName(q),function(){if(this.className&&this.className.indexOf(p)!=-1){s.push(this)}});return s}}function g(p){p=p||window.event;if(p.preventDefault){p.stopPropagation();p.preventDefault()}else{p.returnValue=false;p.cancelBubble=true}return false}function k(r,p,q){r[p]=r[p]||[];r[p].push(q)}function e(p){return p.replace(/&/g,"%26").replace(/&/g,"%26").replace(/=/g,"%3D")}function f(){return"_"+(""+Math.random()).slice(2,10)}var i=function(u,s,t){var r=this,q={},v={};r.index=s;if(typeof u=="string"){u={url:u}}j(this,u,true);n(("Begin*,Start,Pause*,Resume*,Seek*,Stop*,Finish*,LastSecond,Update,BufferFull,BufferEmpty,BufferStop").split(","),function(){var w="on"+this;if(w.indexOf("*")!=-1){w=w.slice(0,w.length-1);var x="onBefore"+w.slice(2);r[x]=function(y){k(v,x,y);return r}}r[w]=function(y){k(v,w,y);return r};if(s==-1){if(r[x]){t[x]=r[x]}if(r[w]){t[w]=r[w]}}});j(this,{onCuepoint:function(y,x){if(arguments.length==1){q.embedded=[null,y];return r}if(typeof y=="number"){y=[y]}var w=f();q[w]=[y,x];if(t.isLoaded()){t._api().fp_addCuepoints(y,s,w)}return r},update:function(x){j(r,x);if(t.isLoaded()){t._api().fp_updateClip(x,s)}var w=t.getConfig();var y=(s==-1)?w.clip:w.playlist[s];j(y,x,true)},_fireEvent:function(w,z,x,B){if(w=="onLoad"){n(q,function(C,D){if(D[0]){t._api().fp_addCuepoints(D[0],s,C)}});return false}B=B||r;if(w=="onCuepoint"){var A=q[z];if(A){return A[1].call(t,B,x)}}if(z&&"onBeforeBegin,onMetaData,onStart,onUpdate,onResume".indexOf(w)!=-1){j(B,z);if(z.metaData){if(!B.duration){B.duration=z.metaData.duration}else{B.fullDuration=z.metaData.duration}}}var y=true;n(v[w],function(){y=this.call(t,B,z,x)});return y}});if(u.onCuepoint){var p=u.onCuepoint;r.onCuepoint.apply(r,typeof p=="function"?[p]:p);delete u.onCuepoint}n(u,function(w,x){if(typeof x=="function"){k(v,w,x);delete u[w]}});if(s==-1){t.onCuepoint=this.onCuepoint}};var m=function(q,s,r,u){var p=this,t={},v=false;if(u){j(t,u)}n(s,function(w,x){if(typeof x=="function"){t[w]=x;delete s[w]}});j(this,{animate:function(z,A,y){if(!z){return p}if(typeof A=="function"){y=A;A=500}if(typeof z=="string"){var x=z;z={};z[x]=A;A=500}if(y){var 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z=B.apply(p,w);if(x.slice(0,1)=="_"){delete t[x]}return z}return p}})};function b(r,H,u){var x=this,w=null,E=false,v,t,G=[],z={},y={},F,s,q,D,p,B;j(x,{id:function(){return F},isLoaded:function(){return(w!==null&&w.fp_play!==undefined&&!E)},getParent:function(){return r},hide:function(I){if(I){r.style.height="0px"}if(x.isLoaded()){w.style.height="0px"}return x},show:function(){r.style.height=B+"px";if(x.isLoaded()){w.style.height=p+"px"}return x},isHidden:function(){return x.isLoaded()&&parseInt(w.style.height,10)===0},load:function(K){if(!x.isLoaded()&&x._fireEvent("onBeforeLoad")!==false){var I=function(){if(v&&!flashembed.isSupported(H.version)){r.innerHTML=""}if(K){K.cached=true;k(y,"onLoad",K)}flashembed(r,H,{config:u})};var J=0;n(a,function(){this.unload(function(L){if(++J==a.length){I()}})})}return x},unload:function(K){if(v.replace(/\s/g,"")!==""){if(x._fireEvent("onBeforeUnload")===false){if(K){K(false)}return x}E=true;try{if(w){if(w.fp_isFullscreen()){w.fp_toggleFullscreen()}w.fp_close();x._fireEvent("onUnload")}}catch(I){}var J=function(){w=null;r.innerHTML=v;E=false;if(K){K(true)}};if(/WebKit/i.test(navigator.userAgent)&&!/Chrome/i.test(navigator.userAgent)){setTimeout(J,0)}else{J()}}else{if(K){K(false)}}return x},getClip:function(I){if(I===undefined){I=D}return G[I]},getCommonClip:function(){return t},getPlaylist:function(){return G},getPlugin:function(I){var K=z[I];if(!K&&x.isLoaded()){var J=x._api().fp_getPlugin(I);if(J){K=new m(I,J,x);z[I]=K}}return K},getScreen:function(){return x.getPlugin("screen")},getControls:function(){return x.getPlugin("controls")._fireEvent("onUpdate")},getLogo:function(){try{return x.getPlugin("logo")._fireEvent("onUpdate")}catch(I){}},getPlay:function(){return x.getPlugin("play")._fireEvent("onUpdate")},getConfig:function(I){return I?l(u):u},getFlashParams:function(){return H},loadPlugin:function(L,K,N,M){if(typeof N=="function"){M=N;N={}}var J=M?f():"_";x._api().fp_loadPlugin(L,K,N,J);var I={};I[J]=M;var O=new m(L,null,x,I);z[L]=O;return O},getState:function(){return x.isLoaded()?w.fp_getState():-1},play:function(J,I){var K=function(){if(J!==undefined){x._api().fp_play(J,I)}else{x._api().fp_play()}};if(x.isLoaded()){K()}else{if(E){setTimeout(function(){x.play(J,I)},50)}else{x.load(function(){K()})}}return x},getVersion:function(){var J="flowplayer.js 3.2.12";if(x.isLoaded()){var I=w.fp_getVersion();I.push(J);return I}return J},_api:function(){if(!x.isLoaded()){throw"Flowplayer "+x.id()+" not loaded when calling an API method"}return w},setClip:function(I){n(I,function(J,K){if(typeof K=="function"){k(y,J,K);delete I[J]}else{if(J=="onCuepoint"){$f(r).getCommonClip().onCuepoint(I[J][0],I[J][1])}}});x.setPlaylist([I]);return x},getIndex:function(){return q},bufferAnimate:function(I){w.fp_bufferAnimate(I===undefined||I);return x},_swfHeight:function(){return w.clientHeight}});n(("Click*,Load*,Unload*,Keypress*,Volume*,Mute*,Unmute*,PlaylistReplace,ClipAdd,Fullscreen*,FullscreenExit,Error,MouseOver,MouseOut").split(","),function(){var I="on"+this;if(I.indexOf("*")!=-1){I=I.slice(0,I.length-1);var J="onBefore"+I.slice(2);x[J]=function(K){k(y,J,K);return x}}x[I]=function(K){k(y,I,K);return x}});n(("pause,resume,mute,unmute,stop,toggle,seek,getStatus,getVolume,setVolume,getTime,isPaused,isPlaying,startBuffering,stopBuffering,isFullscreen,toggleFullscreen,reset,close,setPlaylist,addClip,playFeed,setKeyboardShortcutsEnabled,isKeyboardShortcutsEnabled").split(","),function(){var I=this;x[I]=function(K,J){if(!x.isLoaded()){return x}var L=null;if(K!==undefined&&J!==undefined){L=w["fp_"+I](K,J)}else{L=(K===undefined)?w["fp_"+I]():w["fp_"+I](K)}return L==="undefined"||L===undefined?x:L}});x._fireEvent=function(R){if(typeof R=="string"){R=[R]}var S=R[0],P=R[1],N=R[2],M=R[3],L=0;if(u.debug){h(R)}if(!x.isLoaded()&&S=="onLoad"&&P=="player"){w=w||c(s);p=x._swfHeight();n(G,function(){this._fireEvent("onLoad")});n(z,function(T,U){U._fireEvent("onUpdate")});t._fireEvent("onLoad")}if(S=="onLoad"&&P!="player"){return}if(S=="onError"){if(typeof P=="string"||(typeof P=="number"&&typeof N=="number")){P=N;N=M}}if(S=="onContextMenu"){n(u.contextMenu[P],function(T,U){U.call(x)});return}if(S=="onPluginEvent"||S=="onBeforePluginEvent"){var I=P.name||P;var J=z[I];if(J){J._fireEvent("onUpdate",P);return J._fireEvent(N,R.slice(3))}return}if(S=="onPlaylistReplace"){G=[];var O=0;n(P,function(){G.push(new i(this,O++,x))})}if(S=="onClipAdd"){if(P.isInStream){return}P=new i(P,N,x);G.splice(N,0,P);for(L=N+1;L<G.length;L++){G[L].index++}}var Q=true;if(typeof P=="number"&&P<G.length){D=P;var 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/** @namespace H5P */
H5P.VideoYouTube = (function ($) {
/**
* YouTube video player for H5P.
*
* @class
* @param {Array} sources Video files to use
* @param {Object} options Settings for the player
* @param {Object} l10n Localization strings
*/
function YouTube(sources, options, l10n) {
var self = this;
var player;
var playbackRate = 1;
var id = 'h5p-youtube-' + numInstances;
numInstances++;
var $wrapper = $('<div/>');
var $placeholder = $('<div/>', {
id: id,
text: l10n.loading
}).appendTo($wrapper);
// Optional placeholder
// var $placeholder = $('<iframe id="' + id + '" type="text/html" width="640" height="360" src="https://www.youtube.com/embed/' + getId(sources[0].path) + '?enablejsapi=1&origin=' + encodeURIComponent(ORIGIN) + '&autoplay=' + (options.autoplay ? 1 : 0) + '&controls=' + (options.controls ? 1 : 0) + '&disabledkb=' + (options.controls ? 0 : 1) + '&fs=0&loop=' + (options.loop ? 1 : 0) + '&rel=0&showinfo=0&iv_load_policy=3" frameborder="0"></iframe>').appendTo($wrapper);
/**
* Use the YouTube API to create a new player
*
* @private
*/
var create = function () {
if (!$placeholder.is(':visible') || player !== undefined) {
return;
}
if (window.YT === undefined) {
// Load API first
loadAPI(create);
return;
}
if (YT.Player === undefined) {
return;
}
var width = $wrapper.width();
if (width < 200) {
width = 200;
}
var loadCaptionsModule = true;
var videoId = getId(sources[0].path);
player = new YT.Player(id, {
width: width,
height: width * (9/16),
videoId: videoId,
playerVars: {
origin: ORIGIN,
autoplay: options.autoplay ? 1 : 0,
controls: options.controls ? 1 : 0,
disablekb: options.controls ? 0 : 1,
fs: 0,
loop: options.loop ? 1 : 0,
playlist: options.loop ? videoId : undefined,
rel: 0,
showinfo: 0,
iv_load_policy: 3,
wmode: "opaque",
start: options.startAt,
playsinline: 1
},
events: {
onReady: function () {
self.trigger('ready');
self.trigger('loaded');
},
onApiChange: function () {
if (loadCaptionsModule) {
loadCaptionsModule = false;
// Always load captions
player.loadModule('captions');
}
var trackList;
try {
// Grab tracklist from player
trackList = player.getOption('captions', 'tracklist');
}
catch (err) {}
if (trackList && trackList.length) {
// Format track list into valid track options
var trackOptions = [];
for (var i = 0; i < trackList.length; i++) {
trackOptions.push(new H5P.Video.LabelValue(trackList[i].displayName, trackList[i].languageCode));
}
// Captions are ready for loading
self.trigger('captions', trackOptions);
}
},
onStateChange: function (state) {
if (state.data > -1 && state.data < 4) {
// Fix for keeping playback rate in IE11
if (H5P.Video.IE11_PLAYBACK_RATE_FIX && state.data === H5P.Video.PLAYING && playbackRate !== 1) {
// YT doesn't know that IE11 changed the rate so it must be reset before it's set to the correct value
player.setPlaybackRate(1);
player.setPlaybackRate(playbackRate);
}
// End IE11 fix
self.trigger('stateChange', state.data);
}
},
onPlaybackQualityChange: function (quality) {
self.trigger('qualityChange', quality.data);
},
onPlaybackRateChange: function (playbackRate) {
self.trigger('playbackRateChange', playbackRate.data);
},
onError: function (error) {
var message;
switch (error.data) {
case 2:
message = l10n.invalidYtId;
break;
case 100:
message = l10n.unknownYtId;
break;
case 101:
case 150:
message = l10n.restrictedYt;
break;
default:
message = l10n.unknownError + ' ' + error.data;
break;
}
self.trigger('error', message);
}
}
});
};
/**
* Indicates if the video must be clicked for it to start playing.
* For instance YouTube videos on iPad must be pressed to start playing.
*
* @public
*/
self.pressToPlay = navigator.userAgent.match(/iPad/i) ? true : false;
/**
* Appends the video player to the DOM.
*
* @public
* @param {jQuery} $container
*/
self.appendTo = function ($container) {
$container.addClass('h5p-youtube').append($wrapper);
create();
};
/**
* Get list of available qualities. Not available until after play.
*
* @public
* @returns {Array}
*/
self.getQualities = function () {
if (!player || !player.getAvailableQualityLevels) {
return;
}
var qualities = player.getAvailableQualityLevels();
if (!qualities.length) {
return; // No qualities
}
// Add labels
for (var i = 0; i < qualities.length; i++) {
var quality = qualities[i];
var label = (LABELS[quality] !== undefined ? LABELS[quality] : 'Unknown'); // TODO: l10n
qualities[i] = {
name: quality,
label: LABELS[quality]
};
}
return qualities;
};
/**
* Get current playback quality. Not available until after play.
*
* @public
* @returns {String}
*/
self.getQuality = function () {
if (!player || !player.getPlaybackQuality) {
return;
}
var quality = player.getPlaybackQuality();
return quality === 'unknown' ? undefined : quality;
};
/**
* Set current playback quality. Not available until after play.
* Listen to event "qualityChange" to check if successful.
*
* @public
* @params {String} [quality]
*/
self.setQuality = function (quality) {
if (!player || !player.setPlaybackQuality) {
return;
}
player.setPlaybackQuality(quality);
};
/**
* Start the video.
*
* @public
*/
self.play = function () {
if (!player || !player.playVideo) {
self.on('ready', self.play);
return;
}
player.playVideo();
};
/**
* Pause the video.
*
* @public
*/
self.pause = function () {
self.off('ready', self.play);
if (!player || !player.pauseVideo) {
return;
}
player.pauseVideo();
};
/**
* Seek video to given time.
*
* @public
* @param {Number} time
*/
self.seek = function (time) {
if (!player || !player.seekTo) {
return;
}
player.seekTo(time, true);
};
/**
* Get elapsed time since video beginning.
*
* @public
* @returns {Number}
*/
self.getCurrentTime = function () {
if (!player || !player.getCurrentTime) {
return;
}
return player.getCurrentTime();
};
/**
* Get total video duration time.
*
* @public
* @returns {Number}
*/
self.getDuration = function () {
if (!player || !player.getDuration) {
return;
}
return player.getDuration();
};
/**
* Get percentage of video that is buffered.
*
* @public
* @returns {Number} Between 0 and 100
*/
self.getBuffered = function () {
if (!player || !player.getVideoLoadedFraction) {
return;
}
return player.getVideoLoadedFraction() * 100;
};
/**
* Turn off video sound.
*
* @public
*/
self.mute = function () {
if (!player || !player.mute) {
return;
}
player.mute();
};
/**
* Turn on video sound.
*
* @public
*/
self.unMute = function () {
if (!player || !player.unMute) {
return;
}
player.unMute();
};
/**
* Check if video sound is turned on or off.
*
* @public
* @returns {Boolean}
*/
self.isMuted = function () {
if (!player || !player.isMuted) {
return;
}
return player.isMuted();
};
/**
* Return the video sound level.
*
* @public
* @returns {Number} Between 0 and 100.
*/
self.getVolume = function () {
if (!player || !player.getVolume) {
return;
}
return player.getVolume();
};
/**
* Set video sound level.
*
* @public
* @param {Number} level Between 0 and 100.
*/
self.setVolume = function (level) {
if (!player || !player.setVolume) {
return;
}
player.setVolume(level);
};
/**
* Get list of available playback rates.
*
* @public
* @returns {Array} available playback rates
*/
self.getPlaybackRates = function () {
if (!player || !player.getAvailablePlaybackRates) {
return;
}
var playbackRates = player.getAvailablePlaybackRates();
if (!playbackRates.length) {
return; // No rates, but the array should contain at least 1
}
return playbackRates;
};
/**
* Get current playback rate.
*
* @public
* @returns {Number} such as 0.25, 0.5, 1, 1.25, 1.5 and 2
*/
self.getPlaybackRate = function () {
if (!player || !player.getPlaybackRate) {
return;
}
return player.getPlaybackRate();
};
/**
* Set current playback rate.
* Listen to event "playbackRateChange" to check if successful.
*
* @public
* @params {Number} suggested rate that may be rounded to supported values
*/
self.setPlaybackRate = function (newPlaybackRate) {
if (!player || !player.setPlaybackRate) {
return;
}
playbackRate = Number(newPlaybackRate);
player.setPlaybackRate(playbackRate);
};
/**
* Set current captions track.
*
* @param {H5P.Video.LabelValue} Captions track to show during playback
*/
self.setCaptionsTrack = function (track) {
player.setOption('captions', 'track', track ? {languageCode: track.value} : {});
};
/**
* Figure out which captions track is currently used.
*
* @return {H5P.Video.LabelValue} Captions track
*/
self.getCaptionsTrack = function () {
var track = player.getOption('captions', 'track');
return (track.languageCode ? new H5P.Video.LabelValue(track.displayName, track.languageCode) : null);
};
// Respond to resize events by setting the YT player size.
self.on('resize', function () {
if (!$wrapper.is(':visible')) {
return;
}
if (!player) {
// Player isn't created yet. Try again.
create();
return;
}
// Use as much space as possible
$wrapper.css({
width: '100%',
height: '100%'
});
var width = $wrapper[0].clientWidth;
var height = options.fit ? $wrapper[0].clientHeight : (width * (9/16));
// Validate height before setting
if (height > 0) {
// Set size
$wrapper.css({
width: width + 'px',
height: height + 'px'
});
player.setSize(width, height);
}
});
}
/**
* Check to see if we can play any of the given sources.
*
* @public
* @static
* @param {Array} sources
* @returns {Boolean}
*/
YouTube.canPlay = function (sources) {
return getId(sources[0].path);
};
/**
* Find id of YouTube video from given URL.
*
* @private
* @param {String} url
* @returns {String} YouTube video identifier
*/
var getId = function (url) {
// Has some false positives, but should cover all regular URLs that people can find
var matches = url.match(/(?:(?:youtube.com\/(?:attribution_link\?(?:\S+))?(?:v\/|embed\/|watch\/|(?:user\/(?:\S+)\/)?watch(?:\S+)v\=))|(?:youtu.be\/|y2u.be\/))([A-Za-z0-9_-]{11})/i);
if (matches && matches[1]) {
return matches[1];
}
};
/**
* Load the IFrame Player API asynchronously.
*/
var loadAPI = function (loaded) {
if (window.onYouTubeIframeAPIReady !== undefined) {
// Someone else is loading, hook in
var original = window.onYouTubeIframeAPIReady;
window.onYouTubeIframeAPIReady = function (id) {
loaded(id);
original(id);
};
}
else {
// Load the API our self
var tag = document.createElement('script');
tag.src = "https://www.youtube.com/iframe_api";
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
window.onYouTubeIframeAPIReady = loaded;
}
};
/** @constant {Object} */
var LABELS = {
highres: '2160p', // Old API support
hd2160: '2160p', // (New API)
hd1440: '1440p',
hd1080: '1080p',
hd720: '720p',
large: '480p',
medium: '360p',
small: '240p',
tiny: '144p',
auto: 'Auto'
};
/** @private */
var numInstances = 0;
// Extract the current origin (used for security)
var ORIGIN = window.location.href.match(/http[s]?:\/\/[^\/]+/);
ORIGIN = !ORIGIN || ORIGIN[0] === undefined ? undefined : ORIGIN[0];
// ORIGIN = undefined is needed to support fetching file from device local storage
return YouTube;
})(H5P.jQuery);
// Register video handler
H5P.videoHandlers = H5P.videoHandlers || [];
H5P.videoHandlers.push(H5P.VideoYouTube);
;
/** @namespace H5P */
H5P.VideoPanopto = (function ($) {
/**
* Panopto video player for H5P.
*
* @class
* @param {Array} sources Video files to use
* @param {Object} options Settings for the player
* @param {Object} l10n Localization strings
*/
function Panopto(sources, options, l10n) {
var self = this;
var player;
var playbackRate = 1;
var id = 'h5p-panopto-' + numInstances;
numInstances++;
var $wrapper = $('<div/>');
var $placeholder = $('<div/>', {
id: id,
html: '<div>' + l10n.loading + '</div>'
}).appendTo($wrapper);
/**
* Use the Panopto API to create a new player
*
* @private
*/
var create = function () {
if (!$placeholder.is(':visible') || player !== undefined) {
return;
}
if (window.EmbedApi === undefined) {
// Load API first
loadAPI(create);
return;
}
var width = $wrapper.width();
if (width < 200) {
width = 200;
}
const videoId = getId(sources[0].path);
player = new EmbedApi(id, {
width: width,
height: width * (9/16),
serverName: videoId[0],
sessionId: videoId[1],
videoParams: { // Optional
interactivity: 'none',
showtitle: false,
autohide: true,
offerviewer: false,
autoplay: !!options.autoplay,
showbrand: false,
start: 0,
hideoverlay: !options.controls,
},
events: {
onIframeReady: function () {
$placeholder.children(0).text('');
player.loadVideo();
},
onReady: function () {
self.trigger('loaded');
if (player.hasCaptions()) {
const captions = [];
const captionTracks = player.getCaptionTracks();
for (trackIndex in captionTracks) {
captions.push(new H5P.Video.LabelValue(captionTracks[trackIndex], trackIndex));
}
// Select active track
currentTrack = player.getSelectedCaptionTrack();
currentTrack = captions[currentTrack] ? captions[currentTrack] : null;
self.trigger('captions', captions);
}
self.pause();
},
onStateChange: function (state) {
// TODO: Playback rate fix for IE11?
if (state > -1 && state < 4) {
self.trigger('stateChange', state);
}
},
onPlaybackRateChange: function () {
self.trigger('playbackRateChange', self.getPlaybackRate());
},
onError: function () {
self.trigger('error', l10n.unknownError);
},
onLoginShown: function () {
$placeholder.children().first().remove(); // Remove loading message
self.trigger('loaded'); // Resize parent
}
}
});
};
/**
* Indicates if the video must be clicked for it to start playing.
* This is always true for Panopto since all videos auto play.
*
* @public
*/
self.pressToPlay = true;
/**
* Appends the video player to the DOM.
*
* @public
* @param {jQuery} $container
*/
self.appendTo = function ($container) {
$container.addClass('h5p-panopto').append($wrapper);
create();
};
/**
* Get list of available qualities. Not available until after play.
*
* @public
* @returns {Array}
*/
self.getQualities = function () {
// Not available for Panopto
};
/**
* Get current playback quality. Not available until after play.
*
* @public
* @returns {String}
*/
self.getQuality = function () {
// Not available for Panopto
};
/**
* Set current playback quality. Not available until after play.
* Listen to event "qualityChange" to check if successful.
*
* @public
* @params {String} [quality]
*/
self.setQuality = function (quality) {
// Not available for Panopto
};
/**
* Start the video.
*
* @public
*/
self.play = function () {
if (!player || !player.playVideo) {
return;
}
player.playVideo();
};
/**
* Pause the video.
*
* @public
*/
self.pause = function () {
if (!player || !player.pauseVideo) {
return;
}
try {
player.pauseVideo();
}
catch (err) {
// Swallow Panopto throwing an error. This has been seen in the authoring
// tool if Panopto has been used inside Iv inside CP
}
};
/**
* Seek video to given time.
*
* @public
* @param {Number} time
*/
self.seek = function (time) {
if (!player || !player.seekTo) {
return;
}
player.seekTo(time);
};
/**
* Get elapsed time since video beginning.
*
* @public
* @returns {Number}
*/
self.getCurrentTime = function () {
if (!player || !player.getCurrentTime) {
return;
}
return player.getCurrentTime();
};
/**
* Get total video duration time.
*
* @public
* @returns {Number}
*/
self.getDuration = function () {
if (!player || !player.getDuration) {
return;
}
return player.getDuration();
};
/**
* Get percentage of video that is buffered.
*
* @public
* @returns {Number} Between 0 and 100
*/
self.getBuffered = function () {
// Not available for Panopto
};
/**
* Turn off video sound.
*
* @public
*/
self.mute = function () {
if (!player || !player.muteVideo) {
return;
}
player.muteVideo();
};
/**
* Turn on video sound.
*
* @public
*/
self.unMute = function () {
if (!player || !player.unmuteVideo) {
return;
}
player.unmuteVideo();
};
/**
* Check if video sound is turned on or off.
*
* @public
* @returns {Boolean}
*/
self.isMuted = function () {
if (!player || !player.isMuted) {
return;
}
return player.isMuted();
};
/**
* Return the video sound level.
*
* @public
* @returns {Number} Between 0 and 100.
*/
self.getVolume = function () {
if (!player || !player.getVolume) {
return;
}
return player.getVolume() * 100;
};
/**
* Set video sound level.
*
* @public
* @param {Number} level Between 0 and 100.
*/
self.setVolume = function (level) {
if (!player || !player.setVolume) {
return;
}
player.setVolume(level/100);
};
/**
* Get list of available playback rates.
*
* @public
* @returns {Array} available playback rates
*/
self.getPlaybackRates = function () {
return [0.25, 0.5, 1, 1.25, 1.5, 2];
};
/**
* Get current playback rate.
*
* @public
* @returns {Number} such as 0.25, 0.5, 1, 1.25, 1.5 and 2
*/
self.getPlaybackRate = function () {
if (!player || !player.getPlaybackRate) {
return;
}
return player.getPlaybackRate();
};
/**
* Set current playback rate.
* Listen to event "playbackRateChange" to check if successful.
*
* @public
* @params {Number} suggested rate that may be rounded to supported values
*/
self.setPlaybackRate = function (newPlaybackRate) {
if (!player || !player.setPlaybackRate) {
return;
}
player.setPlaybackRate(newPlaybackRate);
};
/**
* Set current captions track.
*
* @param {H5P.Video.LabelValue} Captions track to show during playback
*/
self.setCaptionsTrack = function (track) {
if (!track) {
console.log('Disable captions');
player.disableCaptions();
currentTrack = null;
}
else {
console.log('Set captions', track.value);
player.enableCaptions(track.value + '');
currentTrack = track;
}
};
/**
* Figure out which captions track is currently used.
*
* @return {H5P.Video.LabelValue} Captions track
*/
self.getCaptionsTrack = function () {
return currentTrack; // No function for getting active caption track?
};
// Respond to resize events by setting the player size.
self.on('resize', function () {
if (!$wrapper.is(':visible')) {
return;
}
if (!player) {
// Player isn't created yet. Try again.
create();
return;
}
// Use as much space as possible
$wrapper.css({
width: '100%',
height: '100%'
});
var width = $wrapper[0].clientWidth;
var height = options.fit ? $wrapper[0].clientHeight : (width * (9/16));
// Set size
$wrapper.css({
width: width + 'px',
height: height + 'px'
});
const $iframe = $placeholder.children('iframe');
if ($iframe.length) {
$iframe.attr('width', width);
$iframe.attr('height', height);
}
});
let currentTrack;
}
/**
* Check to see if we can play any of the given sources.
*
* @public
* @static
* @param {Array} sources
* @returns {Boolean}
*/
Panopto.canPlay = function (sources) {
return getId(sources[0].path);
};
/**
* Find id of YouTube video from given URL.
*
* @private
* @param {String} url
* @returns {String} Panopto video identifier
*/
var getId = function (url) {
const matches = url.match(/^[^\/]+:\/\/([^\/]*panopto\.[^\/]+)\/Panopto\/.+\?id=(.+)$/);
if (matches && matches.length === 3) {
return [matches[1], matches[2]];
}
};
/**
* Load the IFrame Player API asynchronously.
*/
var loadAPI = function (loaded) {
if (window.onPanoptoEmbedApiReady !== undefined) {
// Someone else is loading, hook in
var original = window.onPanoptoEmbedApiReady;
window.onPanoptoEmbedApiReady = function (id) {
loaded(id);
original(id);
};
}
else {
// Load the API our self
var tag = document.createElement('script');
tag.src = 'https://developers.panopto.com/scripts/embedapi.min.js';
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
window.onPanoptoEmbedApiReady = loaded;
}
};
/** @private */
var numInstances = 0;
return Panopto;
})(H5P.jQuery);
// Register video handler
H5P.videoHandlers = H5P.videoHandlers || [];
H5P.videoHandlers.push(H5P.VideoPanopto);
;
/** @namespace H5P */
H5P.VideoHtml5 = (function ($) {
/**
* HTML5 video player for H5P.
*
* @class
* @param {Array} sources Video files to use
* @param {Object} options Settings for the player
* @param {Object} l10n Localization strings
*/
function Html5(sources, options, l10n) {
var self = this;
/**
* Small helper to ensure all video sources get the same cache buster.
*
* @private
* @param {Object} source
* @return {string}
*/
const getCrossOriginPath = function (source) {
let path = H5P.getPath(source.path, self.contentId);
if (video.crossOrigin !== null && H5P.addQueryParameter && H5PIntegration.crossoriginCacheBuster) {
path = H5P.addQueryParameter(path, H5PIntegration.crossoriginCacheBuster);
}
return path
};
/**
* Register track to video
*
* @param {Object} trackData Track object
* @param {string} trackData.kind Kind of track
* @param {Object} trackData.track Source path
* @param {string} [trackData.label] Label of track
* @param {string} [trackData.srcLang] Language code
*/
const addTrack = function (trackData) {
// Skip invalid tracks
if (!trackData.kind || !trackData.track.path) {
return;
}
var track = document.createElement('track');
track.kind = trackData.kind;
track.src = getCrossOriginPath(trackData.track); // Uses same crossOrigin as parent. You cannot mix.
if (trackData.label) {
track.label = trackData.label;
}
if (trackData.srcLang) {
track.srcLang = trackData.srcLang;
}
return track;
};
/**
* Small helper to set the inital video source.
* Useful if some of the loading happens asynchronously.
* NOTE: Setting the crossOrigin must happen before any of the
* sources(poster, tracks etc.) are loaded
*
* @private
*/
const setInitialSource = function () {
if (qualities[currentQuality] === undefined) {
return;
}
if (H5P.setSource !== undefined) {
H5P.setSource(video, qualities[currentQuality].source, self.contentId)
}
else {
// Backwards compatibility (H5P < v1.22)
const srcPath = H5P.getPath(qualities[currentQuality].source.path, self.contentId);
if (H5P.getCrossOrigin !== undefined) {
var crossOrigin = H5P.getCrossOrigin(srcPath);
video.setAttribute('crossorigin', crossOrigin !== null ? crossOrigin : 'anonymous');
}
video.src = srcPath;
}
// Add poster if provided
if (options.poster) {
video.poster = getCrossOriginPath(options.poster); // Uses same crossOrigin as parent. You cannot mix.
}
// Register tracks
options.tracks.forEach(function (track, i) {
var trackElement = addTrack(track);
if (i === 0) {
trackElement.default = true;
}
if (trackElement) {
video.appendChild(trackElement);
}
});
};
/**
* Displayed when the video is buffering
* @private
*/
var $throbber = $('<div/>', {
'class': 'h5p-video-loading'
});
/**
* Used to display error messages
* @private
*/
var $error = $('<div/>', {
'class': 'h5p-video-error'
});
/**
* Keep track of current state when changing quality.
* @private
*/
var stateBeforeChangingQuality;
var currentTimeBeforeChangingQuality;
/**
* Avoids firing the same event twice.
* @private
*/
var lastState;
/**
* Keeps track whether or not the video has been loaded.
* @private
*/
var isLoaded = false;
/**
*
* @private
*/
var playbackRate = 1;
var skipRateChange = false;
// Create player
var video = document.createElement('video');
// Sort sources into qualities
var qualities = getQualities(sources, video);
var currentQuality;
numQualities = 0;
for (let quality in qualities) {
numQualities++;
}
if (numQualities > 1 && H5P.VideoHtml5.getExternalQuality !== undefined) {
H5P.VideoHtml5.getExternalQuality(sources, function (chosenQuality) {
if (qualities[chosenQuality] !== undefined) {
currentQuality = chosenQuality;
}
setInitialSource();
});
}
else {
// Select quality and source
currentQuality = getPreferredQuality();
if (currentQuality === undefined || qualities[currentQuality] === undefined) {
// No preferred quality, pick the first.
for (currentQuality in qualities) {
if (qualities.hasOwnProperty(currentQuality)) {
break;
}
}
}
setInitialSource();
}
// Setting webkit-playsinline, which makes iOS 10 beeing able to play video
// inside browser.
video.setAttribute('webkit-playsinline', '');
video.setAttribute('playsinline', '');
video.setAttribute('preload', 'metadata');
// Remove buttons in Chrome's video player:
let controlsList = 'nodownload';
if (options.disableFullscreen) {
controlsList += ' nofullscreen';
}
if (options.disableRemotePlayback) {
controlsList += ' noremoteplayback';
}
video.setAttribute('controlsList', controlsList);
// Remove picture in picture as it interfers with other video players
video.disablePictureInPicture = true;
// Set options
video.disableRemotePlayback = (options.disableRemotePlayback ? true : false);
video.controls = (options.controls ? true : false);
video.autoplay = (options.autoplay ? true : false);
video.loop = (options.loop ? true : false);
video.className = 'h5p-video';
video.style.display = 'block';
if (options.fit) {
// Style is used since attributes with relative sizes aren't supported by IE9.
video.style.width = '100%';
video.style.height = '100%';
}
/**
* Helps registering events.
*
* @private
* @param {String} native Event name
* @param {String} h5p Event name
* @param {String} [arg] Optional argument
*/
var mapEvent = function (native, h5p, arg) {
video.addEventListener(native, function () {
switch (h5p) {
case 'stateChange':
if (lastState === arg) {
return; // Avoid firing event twice.
}
var validStartTime = options.startAt && options.startAt > 0;
if (arg === H5P.Video.PLAYING && validStartTime) {
video.currentTime = options.startAt;
delete options.startAt;
}
break;
case 'loaded':
isLoaded = true;
if (stateBeforeChangingQuality !== undefined) {
return; // Avoid loaded event when changing quality.
}
// Remove any errors
if ($error.is(':visible')) {
$error.remove();
}
if (OLD_ANDROID_FIX) {
var andLoaded = function () {
video.removeEventListener('durationchange', andLoaded, false);
// On Android seeking isn't ready until after play.
self.trigger(h5p);
};
video.addEventListener('durationchange', andLoaded, false);
return;
}
break;
case 'error':
// Handle error and get message.
arg = error(arguments[0], arguments[1]);
break;
case 'playbackRateChange':
// Fix for keeping playback rate in IE11
if (skipRateChange) {
skipRateChange = false;
return; // Avoid firing event when changing back
}
if (H5P.Video.IE11_PLAYBACK_RATE_FIX && playbackRate != video.playbackRate) { // Intentional
// Prevent change in playback rate not triggered by the user
video.playbackRate = playbackRate;
skipRateChange = true;
return;
}
// End IE11 fix
arg = self.getPlaybackRate();
break;
}
self.trigger(h5p, arg);
}, false);
};
/**
* Handle errors from the video player.
*
* @private
* @param {Object} code Error
* @param {String} [message]
* @returns {String} Human readable error message.
*/
var error = function (code, message) {
if (code instanceof Event) {
// No error code
if (!code.target.error) {
return '';
}
switch (code.target.error.code) {
case MediaError.MEDIA_ERR_ABORTED:
message = l10n.aborted;
break;
case MediaError.MEDIA_ERR_NETWORK:
message = l10n.networkFailure;
break;
case MediaError.MEDIA_ERR_DECODE:
message = l10n.cannotDecode;
break;
case MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED:
message = l10n.formatNotSupported;
break;
case MediaError.MEDIA_ERR_ENCRYPTED:
message = l10n.mediaEncrypted;
break;
}
}
if (!message) {
message = l10n.unknownError;
}
// Hide throbber
$throbber.remove();
// Display error message to user
$error.text(message).insertAfter(video);
// Pass message to our error event
return message;
};
/**
* Appends the video player to the DOM.
*
* @public
* @param {jQuery} $container
*/
self.appendTo = function ($container) {
$container.append(video);
};
/**
* Get list of available qualities. Not available until after play.
*
* @public
* @returns {Array}
*/
self.getQualities = function () {
// Create reverse list
var options = [];
for (var q in qualities) {
if (qualities.hasOwnProperty(q)) {
options.splice(0, 0, {
name: q,
label: qualities[q].label
});
}
}
if (options.length < 2) {
// Do not return if only one quality.
return;
}
return options;
};
/**
* Get current playback quality. Not available until after play.
*
* @public
* @returns {String}
*/
self.getQuality = function () {
return currentQuality;
};
/**
* Set current playback quality. Not available until after play.
* Listen to event "qualityChange" to check if successful.
*
* @public
* @params {String} [quality]
*/
self.setQuality = function (quality) {
if (qualities[quality] === undefined || quality === currentQuality) {
return; // Invalid quality
}
// Keep track of last choice
setPreferredQuality(quality);
// Avoid multiple loaded events if changing quality multiple times.
if (!stateBeforeChangingQuality) {
// Keep track of last state
stateBeforeChangingQuality = lastState;
// Keep track of current time
currentTimeBeforeChangingQuality = video.currentTime;
// Seek and start video again after loading.
var loaded = function () {
video.removeEventListener('loadedmetadata', loaded, false);
if (OLD_ANDROID_FIX) {
var andLoaded = function () {
video.removeEventListener('durationchange', andLoaded, false);
// On Android seeking isn't ready until after play.
self.seek(currentTimeBeforeChangingQuality);
};
video.addEventListener('durationchange', andLoaded, false);
}
else {
// Seek to current time.
self.seek(currentTimeBeforeChangingQuality);
}
// Always play to get image.
video.play();
if (stateBeforeChangingQuality !== H5P.Video.PLAYING) {
// Do not resume playing
video.pause();
}
// Done changing quality
stateBeforeChangingQuality = undefined;
// Remove any errors
if ($error.is(':visible')) {
$error.remove();
}
};
video.addEventListener('loadedmetadata', loaded, false);
}
// Keep track of current quality
currentQuality = quality;
self.trigger('qualityChange', currentQuality);
// Display throbber
self.trigger('stateChange', H5P.Video.BUFFERING);
// Change source
video.src = getCrossOriginPath(qualities[quality].source); // (iPad does not support #t=).
// Note: Optional tracks use same crossOrigin as the original. You cannot mix.
// Remove poster so it will not show during quality change
video.removeAttribute('poster');
};
/**
* Starts the video.
*
* @public
* @return {Promise|undefined} May return a Promise that resolves when
* play has been processed.
*/
self.play = function () {
if ($error.is(':visible')) {
return;
}
if (!isLoaded) {
// Make sure video is loaded before playing
video.load();
}
return video.play();
};
/**
* Pauses the video.
*
* @public
*/
self.pause = function () {
video.pause();
};
/**
* Seek video to given time.
*
* @public
* @param {Number} time
*/
self.seek = function (time) {
if (lastState === undefined) {
// Make sure we always play before we seek to get an image.
// If not iOS devices will reset currentTime when pressing play.
video.play();
video.pause();
}
video.currentTime = time;
};
/**
* Get elapsed time since video beginning.
*
* @public
* @returns {Number}
*/
self.getCurrentTime = function () {
return video.currentTime;
};
/**
* Get total video duration time.
*
* @public
* @returns {Number}
*/
self.getDuration = function () {
if (isNaN(video.duration)) {
return;
}
return video.duration;
};
/**
* Get percentage of video that is buffered.
*
* @public
* @returns {Number} Between 0 and 100
*/
self.getBuffered = function () {
// Find buffer currently playing from
var buffered = 0;
for (var i = 0; i < video.buffered.length; i++) {
var from = video.buffered.start(i);
var to = video.buffered.end(i);
if (video.currentTime > from && video.currentTime < to) {
buffered = to;
break;
}
}
// To percentage
return buffered ? (buffered / video.duration) * 100 : 0;
};
/**
* Turn off video sound.
*
* @public
*/
self.mute = function () {
video.muted = true;
};
/**
* Turn on video sound.
*
* @public
*/
self.unMute = function () {
video.muted = false;
};
/**
* Check if video sound is turned on or off.
*
* @public
* @returns {Boolean}
*/
self.isMuted = function () {
return video.muted;
};
/**
* Returns the video sound level.
*
* @public
* @returns {Number} Between 0 and 100.
*/
self.getVolume = function () {
return video.volume * 100;
};
/**
* Set video sound level.
*
* @public
* @param {Number} level Between 0 and 100.
*/
self.setVolume = function (level) {
video.volume = level / 100;
};
/**
* Get list of available playback rates.
*
* @public
* @returns {Array} available playback rates
*/
self.getPlaybackRates = function () {
/*
* not sure if there's a common rule about determining good speeds
* using Google's standard options via a constant for setting
*/
var playbackRates = PLAYBACK_RATES;
return playbackRates;
};
/**
* Get current playback rate.
*
* @public
* @returns {Number} such as 0.25, 0.5, 1, 1.25, 1.5 and 2
*/
self.getPlaybackRate = function () {
return video.playbackRate;
};
/**
* Set current playback rate.
* Listen to event "playbackRateChange" to check if successful.
*
* @public
* @params {Number} suggested rate that may be rounded to supported values
*/
self.setPlaybackRate = function (newPlaybackRate) {
playbackRate = newPlaybackRate;
video.playbackRate = newPlaybackRate;
};
/**
* Set current captions track.
*
* @param {H5P.Video.LabelValue} Captions track to show during playback
*/
self.setCaptionsTrack = function (track) {
for (var i = 0; i < video.textTracks.length; i++) {
video.textTracks[i].mode = (track && track.value === i ? 'showing' : 'disabled');
}
};
/**
* Figure out which captions track is currently used.
*
* @return {H5P.Video.LabelValue} Captions track
*/
self.getCaptionsTrack = function () {
for (var i = 0; i < video.textTracks.length; i++) {
if (video.textTracks[i].mode === 'showing') {
return new H5P.Video.LabelValue(video.textTracks[i].label, i);
}
}
return null;
};
// Register event listeners
mapEvent('ended', 'stateChange', H5P.Video.ENDED);
mapEvent('playing', 'stateChange', H5P.Video.PLAYING);
mapEvent('pause', 'stateChange', H5P.Video.PAUSED);
mapEvent('waiting', 'stateChange', H5P.Video.BUFFERING);
mapEvent('loadedmetadata', 'loaded');
mapEvent('canplay', 'canplay');
mapEvent('error', 'error');
mapEvent('ratechange', 'playbackRateChange');
if (!video.controls) {
// Disable context menu(right click) to prevent controls.
video.addEventListener('contextmenu', function (event) {
event.preventDefault();
}, false);
}
// Display throbber when buffering/loading video.
self.on('stateChange', function (event) {
var state = event.data;
lastState = state;
if (state === H5P.Video.BUFFERING) {
$throbber.insertAfter(video);
}
else {
$throbber.remove();
}
});
// Load captions after the video is loaded
self.on('loaded', function () {
nextTick(function () {
var textTracks = [];
for (var i = 0; i < video.textTracks.length; i++) {
textTracks.push(new H5P.Video.LabelValue(video.textTracks[i].label, i));
}
if (textTracks.length) {
self.trigger('captions', textTracks);
}
});
});
// Alternative to 'canplay' event
/*self.on('resize', function () {
if (video.offsetParent === null) {
return;
}
video.style.width = '100%';
video.style.height = '100%';
var width = video.clientWidth;
var height = options.fit ? video.clientHeight : (width * (video.videoHeight / video.videoWidth));
video.style.width = width + 'px';
video.style.height = height + 'px';
});*/
// Video controls are ready
nextTick(function () {
self.trigger('ready');
});
}
/**
* Check to see if we can play any of the given sources.
*
* @public
* @static
* @param {Array} sources
* @returns {Boolean}
*/
Html5.canPlay = function (sources) {
var video = document.createElement('video');
if (video.canPlayType === undefined) {
return false; // Not supported
}
// Cycle through sources
for (var i = 0; i < sources.length; i++) {
var type = getType(sources[i]);
if (type && video.canPlayType(type) !== '') {
// We should be able to play this
return true;
}
}
return false;
};
/**
* Find source type.
*
* @private
* @param {Object} source
* @returns {String}
*/
var getType = function (source) {
var type = source.mime;
if (!type) {
// Try to get type from URL
var matches = source.path.match(/\.(\w+)$/);
if (matches && matches[1]) {
type = 'video/' + matches[1];
}
}
if (type && source.codecs) {
// Add codecs
type += '; codecs="' + source.codecs + '"';
}
return type;
};
/**
* Sort sources into qualities.
*
* @private
* @static
* @param {Array} sources
* @param {Object} video
* @returns {Object} Quality mapping
*/
var getQualities = function (sources, video) {
var qualities = {};
var qualityIndex = 1;
var lastQuality;
// Cycle through sources
for (var i = 0; i < sources.length; i++) {
var source = sources[i];
// Find and update type.
var type = source.type = getType(source);
// Check if we support this type
var isPlayable = type && (type === 'video/unknown' || video.canPlayType(type) !== '');
if (!isPlayable) {
continue; // We cannot play this source
}
if (source.quality === undefined) {
/**
* No quality metadata. Create a quality tag to separate multiple sources of the same type,
* e.g. if two mp4 files with different quality has been uploaded
*/
if (lastQuality === undefined || qualities[lastQuality].source.type === type) {
// Create a new quality tag
source.quality = {
name: 'q' + qualityIndex,
label: (source.metadata && source.metadata.qualityName) ? source.metadata.qualityName : 'Quality ' + qualityIndex // TODO: l10n
};
qualityIndex++;
}
else {
/**
* Assumes quality already exists in a different format.
* Uses existing label for this quality.
*/
source.quality = qualities[lastQuality].source.quality;
}
}
// Log last quality
lastQuality = source.quality.name;
// Look to see if quality exists
var quality = qualities[lastQuality];
if (quality) {
// We have a source with this quality. Check if we have a better format.
if (source.mime.split('/')[1] === PREFERRED_FORMAT) {
quality.source = source;
}
}
else {
// Add new source with quality.
qualities[source.quality.name] = {
label: source.quality.label,
source: source
};
}
}
return qualities;
};
/**
* Set preferred video quality.
*
* @private
* @static
* @param {String} quality Index of preferred quality
*/
var setPreferredQuality = function (quality) {
try {
localStorage.setItem('h5pVideoQuality', quality);
}
catch (err) {
console.warn('Unable to set preferred video quality, localStorage is not available.');
}
};
/**
* Get preferred video quality.
*
* @private
* @static
* @returns {String} Index of preferred quality
*/
var getPreferredQuality = function () {
// First check localStorage
let quality;
try {
quality = localStorage.getItem('h5pVideoQuality');
}
catch (err) {
console.warn('Unable to retrieve preferred video quality from localStorage.');
}
if (!quality) {
try {
// The fallback to old cookie solution
var settings = document.cookie.split(';');
for (var i = 0; i < settings.length; i++) {
var setting = settings[i].split('=');
if (setting[0] === 'H5PVideoQuality') {
quality = setting[1];
break;
}
}
}
catch (err) {
console.warn('Unable to retrieve preferred video quality from cookie.');
}
}
return quality;
};
/**
* Helps schedule a task for the next tick.
* @param {function} task
*/
var nextTick = function (task) {
setTimeout(task, 0);
};
/** @constant {Boolean} */
var OLD_ANDROID_FIX = false;
/** @constant {Boolean} */
var PREFERRED_FORMAT = 'mp4';
/** @constant {Object} */
var PLAYBACK_RATES = [0.25, 0.5, 1, 1.25, 1.5, 2];
if (navigator.userAgent.indexOf('Android') !== -1) {
// We have Android, check version.
var version = navigator.userAgent.match(/AppleWebKit\/(\d+\.?\d*)/);
if (version && version[1] && Number(version[1]) <= 534.30) {
// Include fix for devices running the native Android browser.
// (We don't know when video was fixed, so the number is just the lastest
// native android browser we found.)
OLD_ANDROID_FIX = true;
}
}
else {
if (navigator.userAgent.indexOf('Chrome') !== -1) {
// If we're using chrome on a device that isn't Android, prefer the webm
// format. This is because Chrome has trouble with some mp4 codecs.
PREFERRED_FORMAT = 'webm';
}
}
return Html5;
})(H5P.jQuery);
// Register video handler
H5P.videoHandlers = H5P.videoHandlers || [];
H5P.videoHandlers.push(H5P.VideoHtml5);
;
/** @namespace H5P */
H5P.VideoFlash = (function ($) {
/**
* Flash video player for H5P.
*
* @class
* @param {Array} sources Video files to use
* @param {Object} options Settings for the player
*/
function Flash(sources, options) {
var self = this;
// Player wrapper
var $wrapper = $('<div/>', {
'class': 'h5p-video-flash',
css: {
width: '100%',
height: '100%'
}
});
/**
* Used to display error messages
* @private
*/
var $error = $('<div/>', {
'class': 'h5p-video-error'
});
/**
* Keep track of current state when changing quality.
* @private
*/
var stateBeforeChangingQuality;
var currentTimeBeforeChangingQuality;
// Sort sources into qualities
//var qualities = getQualities(sources);
var currentQuality;
// Create player options
var playerOptions = {
buffering: true,
clip: {
url: sources[0].path, // getPreferredQuality(),
autoPlay: options.autoplay,
autoBuffering: true,
scaling: 'fit',
onSeek: function () {
if (stateBeforeChangingQuality) {
// ????
}
},
onMetaData: function () {
setTimeout(function () {
if (stateBeforeChangingQuality !== undefined) {
fp.seek(currentTimeBeforeChangingQuality);
if (stateBeforeChangingQuality === H5P.Video.PLAYING) {
// Resume play
fp.play();
}
// Done changing quality
stateBeforeChangingQuality = undefined;
// Remove any errors
if ($error.is(':visible')) {
$error.remove();
}
}
else {
self.trigger('ready');
self.trigger('loaded');
}
}, 0); // Run on next tick
},
onBegin: function () {
self.trigger('stateChange', H5P.Video.PLAYING);
},
onResume: function () {
self.trigger('stateChange', H5P.Video.PLAYING);
},
onPause: function () {
self.trigger('stateChange', H5P.Video.PAUSED);
},
onFinish: function () {
self.trigger('stateChange', H5P.Video.ENDED);
},
onError: function (code, message) {
console.log('ERROR', code, message); // TODO
self.trigger('error', message);
}
},
plugins: {
controls: null
},
play: null, // Disable overlay controls
onPlaylistReplace: function () {
that.playlistReplaced();
}
};
if (options.controls) {
playerOptions.plugins.controls = {};
delete playerOptions.play;
}
var fp = flowplayer($wrapper[0], {
src: "http://releases.flowplayer.org/swf/flowplayer-3.2.16.swf",
wmode: "opaque"
}, playerOptions);
/**
* Appends the video player to the DOM.
*
* @public
* @param {jQuery} $container
*/
self.appendTo = function ($container) {
$wrapper.appendTo($container);
};
/**
* Get list of available qualities. Not available until after play.
*
* @public
* @returns {Array}
*/
self.getQualities = function () {
return;
};
/**
* Get current playback quality. Not available until after play.
*
* @public
* @returns {String}
*/
self.getQuality = function () {
return currentQuality;
};
/**
* Set current playback quality. Not available until after play.
* Listen to event "qualityChange" to check if successful.
*
* @public
* @params {String} [quality]
*/
self.setQuality = function (quality) {
if (qualities[quality] === undefined || quality === currentQuality) {
return; // Invalid quality
}
// Keep track of last choice
setPreferredQuality(quality);
// Avoid multiple loaded events if changing quality multiple times.
if (!stateBeforeChangingQuality) {
// Keep track of last state
stateBeforeChangingQuality = lastState;
// Keep track of current time
currentTimeBeforeChangingQuality = video.currentTime;
}
// Keep track of current quality
currentQuality = quality;
self.trigger('qualityChange', currentQuality);
// Display throbber
self.trigger('stateChange', H5P.Video.BUFFERING);
// Change source
fp.setClip(qualities[quality].source.path);
fp.startBuffering();
};
/**
* Starts the video.
*
* @public
*/
self.play = function () {
if ($error.is(':visible')) {
return;
}
fp.play();
};
/**
* Pauses the video.
*
* @public
*/
self.pause = function () {
fp.pause();
};
/**
* Seek video to given time.
*
* @public
* @param {Number} time
*/
self.seek = function (time) {
fp.seek(time);
};
/**
* Get elapsed time since video beginning.
*
* @public
* @returns {Number}
*/
self.getCurrentTime = function () {
return fp.getTime();
};
/**
* Get total video duration time.
*
* @public
* @returns {Number}
*/
self.getDuration = function () {
return fp.getClip().metaData.duration;
};
/**
* Get percentage of video that is buffered.
*
* @public
* @returns {Number} Between 0 and 100
*/
self.getBuffered = function () {
return fp.getClip().buffer;
};
/**
* Turn off video sound.
*
* @public
*/
self.mute = function () {
fp.mute();
};
/**
* Turn on video sound.
*
* @public
*/
self.unMute = function () {
fp.unmute();
};
/**
* Check if video sound is turned on or off.
*
* @public
* @returns {Boolean}
*/
self.isMuted = function () {
return fp.muted;
};
/**
* Returns the video sound level.
*
* @public
* @returns {Number} Between 0 and 100.
*/
self.getVolume = function () {
return fp.volumeLevel * 100;
};
/**
* Set video sound level.
*
* @public
* @param {Number} volume Between 0 and 100.
*/
self.setVolume = function (level) {
fp.volume(level / 100);
};
// Handle resize events
self.on('resize', function () {
var $object = H5P.jQuery(fp.getParent()).children('object');
var clip = fp.getClip();
if (clip !== undefined) {
$object.css('height', $object.width() * (clip.metaData.height / clip.metaData.width));
}
});
}
/**
* Check to see if we can play any of the given sources.
*
* @public
* @static
* @param {Array} sources
* @returns {Boolean}
*/
Flash.canPlay = function (sources) {
// Cycle through sources
for (var i = 0; i < sources.length; i++) {
if (sources[i].mime === 'video/mp4' || /\.mp4$/.test(sources[i].mime)) {
return true; // We only play mp4
}
}
};
return Flash;
})(H5P.jQuery);
// Register video handler
H5P.videoHandlers = H5P.videoHandlers || [];
H5P.videoHandlers.push(H5P.VideoFlash);
;
/** @namespace H5P */
H5P.Video = (function ($, ContentCopyrights, MediaCopyright, handlers) {
/**
* The ultimate H5P video player!
*
* @class
* @param {Object} parameters Options for this library.
* @param {Object} parameters.visuals Visual options
* @param {Object} parameters.playback Playback options
* @param {Object} parameters.a11y Accessibility options
* @param {Boolean} [parameters.startAt] Start time of video
* @param {Number} id Content identifier
*/
function Video(parameters, id) {
var self = this;
self.contentId = id;
// Ref youtube.js - ipad & youtube - issue
self.pressToPlay = false;
// Reference to the handler
var handlerName = '';
// Initialize event inheritance
H5P.EventDispatcher.call(self);
// Default language localization
parameters = $.extend(true, parameters, {
l10n: {
name: 'Video',
loading: 'Video player loading...',
noPlayers: 'Found no video players that supports the given video format.',
noSources: 'Video source is missing.',
aborted: 'Media playback has been aborted.',
networkFailure: 'Network failure.',
cannotDecode: 'Unable to decode media.',
formatNotSupported: 'Video format not supported.',
mediaEncrypted: 'Media encrypted.',
unknownError: 'Unknown error.',
invalidYtId: 'Invalid YouTube ID.',
unknownYtId: 'Unable to find video with the given YouTube ID.',
restrictedYt: 'The owner of this video does not allow it to be embedded.'
}
});
parameters.a11y = parameters.a11y || [];
parameters.playback = parameters.playback || {};
parameters.visuals = $.extend(true, parameters.visuals, {
disableFullscreen: false
});
/** @private */
var sources = [];
if (parameters.sources) {
for (var i = 0; i < parameters.sources.length; i++) {
// Clone to avoid changing of parameters.
var source = $.extend(true, {}, parameters.sources[i]);
// Create working URL without html entities.
source.path = $cleaner.html(source.path).text();
sources.push(source);
}
}
/** @private */
var tracks = [];
parameters.a11y.forEach(function (track) {
// Clone to avoid changing of parameters.
var clone = $.extend(true, {}, track);
// Create working URL without html entities
if (clone.track && clone.track.path) {
clone.track.path = $cleaner.html(clone.track.path).text();
tracks.push(clone);
}
});
/**
* Attaches the video handler to the given container.
* Inserts text if no handler is found.
*
* @public
* @param {jQuery} $container
*/
self.attach = function ($container) {
$container.addClass('h5p-video').html('');
if (self.appendTo !== undefined) {
self.appendTo($container);
}
else {
if (sources.length) {
$container.text(parameters.l10n.noPlayers);
}
else {
$container.text(parameters.l10n.noSources);
}
}
};
/**
* Get name of the video handler
*
* @public
* @returns {string}
*/
self.getHandlerName = function() {
return handlerName;
};
// Resize the video when we know its aspect ratio
self.on('loaded', function () {
self.trigger('resize');
});
// Find player for video sources
if (sources.length) {
const options = {
controls: parameters.visuals.controls,
autoplay: parameters.playback.autoplay,
loop: parameters.playback.loop,
fit: parameters.visuals.fit,
poster: parameters.visuals.poster === undefined ? undefined : parameters.visuals.poster,
startAt: parameters.startAt || 0,
tracks: tracks,
disableRemotePlayback: parameters.visuals.disableRemotePlayback === true,
disableFullscreen: parameters.visuals.disableFullscreen === true
}
var html5Handler;
for (var i = 0; i < handlers.length; i++) {
var handler = handlers[i];
if (handler.canPlay !== undefined && handler.canPlay(sources)) {
handler.call(self, sources, options, parameters.l10n);
handlerName = handler.name;
return;
}
if (handler === H5P.VideoHtml5) {
html5Handler = handler;
handlerName = handler.name;
}
}
// Fallback to trying HTML5 player
if (html5Handler) {
html5Handler.call(self, sources, options, parameters.l10n);
}
}
}
// Extends the event dispatcher
Video.prototype = Object.create(H5P.EventDispatcher.prototype);
Video.prototype.constructor = Video;
// Player states
/** @constant {Number} */
Video.ENDED = 0;
/** @constant {Number} */
Video.PLAYING = 1;
/** @constant {Number} */
Video.PAUSED = 2;
/** @constant {Number} */
Video.BUFFERING = 3;
/**
* When video is queued to start
* @constant {Number}
*/
Video.VIDEO_CUED = 5;
// Used to convert between html and text, since URLs have html entities.
var $cleaner = H5P.jQuery('<div/>');
/**
* Help keep track of key value pairs used by the UI.
*
* @class
* @param {string} label
* @param {string} value
*/
Video.LabelValue = function (label, value) {
this.label = label;
this.value = value;
};
/** @constant {Boolean} */
Video.IE11_PLAYBACK_RATE_FIX = (navigator.userAgent.match(/Trident.*rv[ :]*11\./) ? true : false);
return Video;
})(H5P.jQuery, H5P.ContentCopyrights, H5P.MediaCopyright, H5P.videoHandlers || []);
;
H5P = H5P || {};
/**
* Will render a Question with multiple choices for answers.
*
* Events provided:
* - h5pQuestionSetFinished: Triggered when a question is finished. (User presses Finish-button)
*
* @param {Array} options
* @param {int} contentId
* @param {Object} contentData
* @returns {H5P.QuestionSet} Instance
*/
H5P.QuestionSet = function (options, contentId, contentData) {
if (!(this instanceof H5P.QuestionSet)) {
return new H5P.QuestionSet(options, contentId, contentData);
}
H5P.EventDispatcher.call(this);
var $ = H5P.jQuery;
var self = this;
this.contentId = contentId;
var defaults = {
initialQuestion: 0,
progressType: 'dots',
passPercentage: 50,
questions: [],
introPage: {
showIntroPage: false,
title: '',
introduction: '',
startButtonText: 'Start'
},
texts: {
prevButton: 'Previous question',
nextButton: 'Next question',
finishButton: 'Finish',
textualProgress: 'Question: @current of @total questions',
jumpToQuestion: 'Question %d of %total',
questionLabel: 'Question',
readSpeakerProgress: 'Question @current of @total',
unansweredText: 'Unanswered',
answeredText: 'Answered',
currentQuestionText: 'Current question'
},
endGame: {
showResultPage: true,
noResultMessage: 'Finished',
message: 'Your result:',
oldFeedback: {
successGreeting: '',
successComment: '',
failGreeting: '',
failComment: ''
},
overallFeedback: [],
finishButtonText: 'Finish',
solutionButtonText: 'Show solution',
retryButtonText: 'Retry',
showAnimations: false,
skipButtonText: 'Skip video',
showSolutionButton: true,
showRetryButton: true
},
override: {},
disableBackwardsNavigation: false
};
var params = $.extend(true, {}, defaults, options);
var texttemplate =
'<% if (introPage.showIntroPage) { %>' +
'<div class="intro-page">' +
' <% if (introPage.title) { %>' +
' <div class="title"><span><%= introPage.title %></span></div>' +
' <% } %>' +
' <% if (introPage.introduction) { %>' +
' <div class="introduction"><%= introPage.introduction %></div>' +
' <% } %>' +
' <div class="buttons"><a href="#" class="qs-startbutton h5p-joubelui-button h5p-button"><%= introPage.startButtonText %></a></div>' +
'</div>' +
'<% } %>' +
'<div tabindex="-1" class="qs-progress-announcer"></div>' +
'<div class="questionset<% if (introPage.showIntroPage) { %> hidden<% } %>">' +
' <% for (var i=0; i<questions.length; i++) { %>' +
' <div class="question-container"></div>' +
' <% } %>' +
' <div class="qs-footer">' +
' <div class="qs-progress">' +
' <% if (progressType == "dots") { %>' +
' <ul class="dots-container" role="navigation">' +
' <% for (var i=0; i<questions.length; i++) { %>' +
' <li class="progress-item">' +
' <a href="#" ' +
' class="progress-dot unanswered<%' +
' if (disableBackwardsNavigation) { %> disabled <% } %>"' +
' aria-label="<%=' +
' texts.jumpToQuestion.replace("%d", i + 1).replace("%total", questions.length)' +
' + ", " + texts.unansweredText %>" tabindex="-1" ' +
' <% if (disableBackwardsNavigation) { %> aria-disabled="true" <% } %>' +
' ></a>' +
' </li>' +
' <% } %>' +
' </div>' +
' <% } else if (progressType == "textual") { %>' +
' <span class="progress-text"></span>' +
' <% } %>' +
' </div>' +
' </div>' +
'</div>';
var solutionButtonTemplate = params.endGame.showSolutionButton ?
' <button type="button" class="h5p-joubelui-button h5p-button qs-solutionbutton"><%= solutionButtonText %></button>':
'';
const retryButtonTemplate = params.endGame.showRetryButton ?
' <button type="button" class="h5p-joubelui-button h5p-button qs-retrybutton"><%= retryButtonText %></button>':
'';
var resulttemplate =
'<div class="questionset-results">' +
' <div class="greeting"><%= message %></div>' +
' <div class="feedback-section">' +
' <div class="feedback-scorebar"></div>' +
' <div class="feedback-text"></div>' +
' </div>' +
' <% if (comment) { %>' +
' <div class="result-header"><%= comment %></div>' +
' <% } %>' +
' <% if (resulttext) { %>' +
' <div class="result-text"><%= resulttext %></div>' +
' <% } %>' +
' <div class="buttons">' +
solutionButtonTemplate +
retryButtonTemplate +
' </div>' +
'</div>';
var template = new EJS({text: texttemplate});
var endTemplate = new EJS({text: resulttemplate});
var initialParams = $.extend(true, {}, defaults, options);
var poolOrder; // Order of questions in a pool
var currentQuestion = 0;
var questionInstances = [];
var questionOrder; //Stores order of questions to allow resuming of question set
var $myDom;
var scoreBar;
var up;
var renderSolutions = false;
var showingSolutions = false;
contentData = contentData || {};
// Bring question set up to date when resuming
if (contentData.previousState) {
if (contentData.previousState.progress) {
currentQuestion = contentData.previousState.progress;
}
questionOrder = contentData.previousState.order;
}
/**
* Randomizes questions in an array and updates an array containing their order
* @param {array} questions
* @return {Object.<array, array>} questionOrdering
*/
var randomizeQuestionOrdering = function (questions) {
// Save the original order of the questions in a multidimensional array [[question0,0],[question1,1]...
var questionOrdering = questions.map(function (questionInstance, index) {
return [questionInstance, index];
});
// Shuffle the multidimensional array
questionOrdering = H5P.shuffleArray(questionOrdering);
// Retrieve question objects from the first index
questions = [];
for (var i = 0; i < questionOrdering.length; i++) {
questions[i] = questionOrdering[i][0];
}
// Retrieve the new shuffled order from the second index
var newOrder = [];
for (var j = 0; j < questionOrdering.length; j++) {
// Use a previous order if it exists
if (contentData.previousState && contentData.previousState.questionOrder) {
newOrder[j] = questionOrder[questionOrdering[j][1]];
}
else {
newOrder[j] = questionOrdering[j][1];
}
}
// Return the questions in their new order *with* their new indexes
return {
questions: questions,
questionOrder: newOrder
};
};
// Create a pool (a subset) of questions if necessary
if (params.poolSize > 0) {
// If a previous pool exists, recreate it
if (contentData.previousState && contentData.previousState.poolOrder) {
poolOrder = contentData.previousState.poolOrder;
// Recreate the pool from the saved data
var pool = [];
for (var i = 0; i < poolOrder.length; i++) {
pool[i] = params.questions[poolOrder[i]];
}
// Replace original questions with just the ones in the pool
params.questions = pool;
}
else { // Otherwise create a new pool
// Randomize and get the results
var poolResult = randomizeQuestionOrdering(params.questions);
var poolQuestions = poolResult.questions;
poolOrder = poolResult.questionOrder;
// Discard extra questions
poolQuestions = poolQuestions.slice(0, params.poolSize);
poolOrder = poolOrder.slice(0, params.poolSize);
// Replace original questions with just the ones in the pool
params.questions = poolQuestions;
}
}
// Create the html template for the question container
var $template = $(template.render(params));
// Set overrides for questions
var override;
if (params.override.showSolutionButton || params.override.retryButton || params.override.checkButton === false) {
override = {};
if (params.override.showSolutionButton) {
// Force "Show solution" button to be on or off for all interactions
override.enableSolutionsButton =
(params.override.showSolutionButton === 'on' ? true : false);
}
if (params.override.retryButton) {
// Force "Retry" button to be on or off for all interactions
override.enableRetry =
(params.override.retryButton === 'on' ? true : false);
}
if (params.override.checkButton === false) {
// Force "Check" button to be on or off for all interactions
override.enableCheckButton = params.override.checkButton;
}
}
/**
* Generates question instances from H5P objects
*
* @param {object} questions H5P content types to be created as instances
* @return {array} Array of questions instances
*/
var createQuestionInstancesFromQuestions = function (questions) {
var result = [];
// Create question instances from questions
// Instantiate question instances
for (var i = 0; i < questions.length; i++) {
var question;
// If a previous order exists, use it
if (questionOrder !== undefined) {
question = questions[questionOrder[i]];
}
else {
// Use a generic order when initialzing for the first time
question = questions[i];
}
if (override) {
// Extend subcontent with the overrided settings.
$.extend(question.params.behaviour, override);
}
question.params = question.params || {};
var hasAnswers = contentData.previousState && contentData.previousState.answers;
var questionInstance = H5P.newRunnable(question, contentId, undefined, undefined,
{
previousState: hasAnswers ? contentData.previousState.answers[i] : undefined,
parent: self
});
questionInstance.on('resize', function () {
up = true;
self.trigger('resize');
});
result.push(questionInstance);
}
return result;
};
// Create question instances from questions given by params
questionInstances = createQuestionInstancesFromQuestions(params.questions);
// Randomize questions only on instantiation
if (params.randomQuestions && contentData.previousState === undefined) {
var result = randomizeQuestionOrdering(questionInstances);
questionInstances = result.questions;
questionOrder = result.questionOrder;
}
// Resize all interactions on resize
self.on('resize', function () {
if (up) {
// Prevent resizing the question again.
up = false;
return;
}
for (var i = 0; i < questionInstances.length; i++) {
questionInstances[i].trigger('resize');
}
});
// Update button state.
var _updateButtons = function () {
// Verify that current question is answered when backward nav is disabled
if (params.disableBackwardsNavigation) {
if (questionInstances[currentQuestion].getAnswerGiven() &&
questionInstances.length-1 !== currentQuestion) {
questionInstances[currentQuestion].showButton('next');
}
else {
questionInstances[currentQuestion].hideButton('next');
}
}
var answered = true;
for (var i = questionInstances.length - 1; i >= 0; i--) {
answered = answered && (questionInstances[i]).getAnswerGiven();
}
if (currentQuestion === (params.questions.length - 1) &&
questionInstances[currentQuestion]) {
if (answered) {
questionInstances[currentQuestion].showButton('finish');
}
else {
questionInstances[currentQuestion].hideButton('finish');
}
}
};
var _stopQuestion = function (questionNumber) {
if (questionInstances[questionNumber]) {
pauseMedia(questionInstances[questionNumber]);
}
};
var _showQuestion = function (questionNumber, preventAnnouncement) {
// Sanitize input.
if (questionNumber < 0) {
questionNumber = 0;
}
if (questionNumber >= params.questions.length) {
questionNumber = params.questions.length - 1;
}
currentQuestion = questionNumber;
handleAutoPlay(currentQuestion);
// Hide all questions
$('.question-container', $myDom).hide().eq(questionNumber).show();
if (questionInstances[questionNumber]) {
// Trigger resize on question in case the size of the QS has changed.
var instance = questionInstances[questionNumber];
instance.setActivityStarted();
if (instance.$ !== undefined) {
instance.trigger('resize');
}
}
// Update progress indicator
// Test if current has been answered.
if (params.progressType === 'textual') {
$('.progress-text', $myDom).text(params.texts.textualProgress.replace("@current", questionNumber+1).replace("@total", params.questions.length));
}
else {
// Set currentNess
var previousQuestion = $('.progress-dot.current', $myDom).parent().index();
if (previousQuestion >= 0) {
toggleCurrentDot(previousQuestion, false);
toggleAnsweredDot(previousQuestion, questionInstances[previousQuestion].getAnswerGiven());
}
toggleCurrentDot(questionNumber, true);
}
if (!preventAnnouncement) {
// Announce question number of total, must use timeout because of buttons logic
setTimeout(function () {
var humanizedProgress = params.texts.readSpeakerProgress
.replace('@current', (currentQuestion + 1).toString())
.replace('@total', questionInstances.length.toString());
$('.qs-progress-announcer', $myDom)
.html(humanizedProgress)
.show().focus();
if (instance && instance.readFeedback) {
instance.readFeedback();
}
}, 0);
}
// Remember where we are
_updateButtons();
self.trigger('resize');
return currentQuestion;
};
/**
* Handle autoplays, limit to one at a time
*
* @param {number} currentQuestionIndex
*/
var handleAutoPlay = function (currentQuestionIndex) {
for (var i = 0; i < questionInstances.length; i++) {
questionInstances[i].pause();
}
var currentQuestion = params.questions[currentQuestionIndex];
var hasAutoPlay = currentQuestion &&
currentQuestion.params.media &&
currentQuestion.params.media.params &&
currentQuestion.params.media.params.playback &&
currentQuestion.params.media.params.playback.autoplay;
if (hasAutoPlay && typeof questionInstances[currentQuestionIndex].play === 'function') {
questionInstances[currentQuestionIndex].play();
}
};
/**
* Show solutions for subcontent, and hide subcontent buttons.
* Used for contracts with integrated content.
* @public
*/
var showSolutions = function () {
showingSolutions = true;
for (var i = 0; i < questionInstances.length; i++) {
// Enable back and forth navigation in solution mode
toggleDotsNavigation(true);
if (i < questionInstances.length - 1) {
questionInstances[i].showButton('next');
}
if (i > 0) {
questionInstances[i].showButton('prev');
}
try {
// Do not read answers
questionInstances[i].toggleReadSpeaker(true);
questionInstances[i].showSolutions();
questionInstances[i].toggleReadSpeaker(false);
}
catch (error) {
H5P.error("subcontent does not contain a valid showSolutions function");
H5P.error(error);
}
}
};
/**
* Toggles whether dots are enabled for navigation
*/
var toggleDotsNavigation = function (enable) {
$('.progress-dot', $myDom).each(function () {
$(this).toggleClass('disabled', !enable);
$(this).attr('aria-disabled', enable ? 'false' : 'true');
// Remove tabindex
if (!enable) {
$(this).attr('tabindex', '-1');
}
});
};
/**
* Resets the task and every subcontent task.
* Used for contracts with integrated content.
* @public
*/
var resetTask = function () {
// Clear previous state to ensure questions are created cleanly
contentData.previousState = [];
showingSolutions = false;
for (var i = 0; i < questionInstances.length; i++) {
try {
questionInstances[i].resetTask();
// Hide back and forth navigation in normal mode
if (params.disableBackwardsNavigation) {
toggleDotsNavigation(false);
// Check if first question is answered by default
if (i === 0 && questionInstances[i].getAnswerGiven()) {
questionInstances[i].showButton('next');
}
else {
questionInstances[i].hideButton('next');
}
questionInstances[i].hideButton('prev');
}
}
catch (error) {
H5P.error("subcontent does not contain a valid resetTask function");
H5P.error(error);
}
}
// Hide finish button
questionInstances[questionInstances.length - 1].hideButton('finish');
// Mark all tasks as unanswered:
$('.progress-dot').each(function (idx) {
toggleAnsweredDot(idx, false);
});
//Force the last page to be reRendered
rendered = false;
if (params.poolSize > 0) {
// Make new pool from params.questions
// Randomize and get the results
var poolResult = randomizeQuestionOrdering(initialParams.questions);
var poolQuestions = poolResult.questions;
poolOrder = poolResult.questionOrder;
// Discard extra questions
poolQuestions = poolQuestions.slice(0, params.poolSize);
poolOrder = poolOrder.slice(0, params.poolSize);
// Replace original questions with just the ones in the pool
params.questions = poolQuestions;
// Recreate the question instances
questionInstances = createQuestionInstancesFromQuestions(params.questions);
// Update buttons
initializeQuestion();
}
else if (params.randomQuestions) {
randomizeQuestions();
}
};
var rendered = false;
this.reRender = function () {
rendered = false;
};
/**
* Randomizes question instances
*/
var randomizeQuestions = function () {
var result = randomizeQuestionOrdering(questionInstances);
questionInstances = result.questions;
questionOrder = result.questionOrder;
replaceQuestionsInDOM(questionInstances);
};
/**
* Empty the DOM of all questions, attach new questions and update buttons
*
* @param {type} questionInstances Array of questions to be attached to the DOM
*/
var replaceQuestionsInDOM = function (questionInstances) {
// Find all question containers and detach questions from them
$('.question-container', $myDom).each(function () {
$(this).children().detach();
});
// Reattach questions and their buttons in the new order
for (var i = 0; i < questionInstances.length; i++) {
var question = questionInstances[i];
// Make sure styles are not being added twice
$('.question-container:eq(' + i + ')', $myDom).attr('class', 'question-container');
question.attach($('.question-container:eq(' + i + ')', $myDom));
//Show buttons if necessary
if (questionInstances[questionInstances.length -1] === question &&
question.hasButton('finish')) {
question.showButton('finish');
}
if (questionInstances[questionInstances.length -1] !== question &&
question.hasButton('next')) {
question.showButton('next');
}
if (questionInstances[0] !== question &&
question.hasButton('prev') &&
!params.disableBackwardsNavigation) {
question.showButton('prev');
}
// Hide relevant buttons since the order has changed
if (questionInstances[0] === question) {
question.hideButton('prev');
}
if (questionInstances[questionInstances.length-1] === question) {
question.hideButton('next');
}
if (questionInstances[questionInstances.length-1] !== question) {
question.hideButton('finish');
}
}
};
var moveQuestion = function (direction) {
if (params.disableBackwardsNavigation && !questionInstances[currentQuestion].getAnswerGiven()) {
questionInstances[currentQuestion].hideButton('next');
questionInstances[currentQuestion].hideButton('finish');
return;
}
_stopQuestion(currentQuestion);
if (currentQuestion + direction >= questionInstances.length) {
_displayEndGame();
}
else {
// Allow movement if backward navigation enabled or answer given
_showQuestion(currentQuestion + direction);
}
};
/**
* Toggle answered state of dot at given index
* @param {number} dotIndex Index of dot
* @param {boolean} isAnswered True if is answered, False if not answered
*/
var toggleAnsweredDot = function (dotIndex, isAnswered) {
var $el = $('.progress-dot:eq(' + dotIndex +')', $myDom);
// Skip current button
if ($el.hasClass('current')) {
return;
}
// Ensure boolean
isAnswered = !!isAnswered;
var label = params.texts.jumpToQuestion
.replace('%d', (dotIndex + 1).toString())
.replace('%total', $('.progress-dot', $myDom).length) +
', ' +
(isAnswered ? params.texts.answeredText : params.texts.unansweredText);
$el.toggleClass('unanswered', !isAnswered)
.toggleClass('answered', isAnswered)
.attr('aria-label', label);
};
/**
* Toggle current state of dot at given index
* @param dotIndex
* @param isCurrent
*/
var toggleCurrentDot = function (dotIndex, isCurrent) {
var $el = $('.progress-dot:eq(' + dotIndex +')', $myDom);
var texts = params.texts;
var label = texts.jumpToQuestion
.replace('%d', (dotIndex + 1).toString())
.replace('%total', $('.progress-dot', $myDom).length);
if (!isCurrent) {
var isAnswered = $el.hasClass('answered');
label += ', ' + (isAnswered ? texts.answeredText : texts.unansweredText);
}
else {
label += ', ' + texts.currentQuestionText;
}
var disabledTabindex = params.disableBackwardsNavigation && !showingSolutions;
$el.toggleClass('current', isCurrent)
.attr('aria-label', label)
.attr('tabindex', isCurrent && !disabledTabindex ? 0 : -1);
};
var _displayEndGame = function () {
$('.progress-dot.current', $myDom).removeClass('current');
if (rendered) {
$myDom.children().hide().filter('.questionset-results').show();
self.trigger('resize');
return;
}
//Remove old score screen.
$myDom.children().hide().filter('.questionset-results').remove();
rendered = true;
// Get total score.
var finals = self.getScore();
var totals = self.getMaxScore();
var scoreString = H5P.Question.determineOverallFeedback(params.endGame.overallFeedback, finals / totals).replace('@score', finals).replace('@total', totals);
var success = ((100 * finals / totals) >= params.passPercentage);
/**
* Makes our buttons behave like other buttons.
*
* @private
* @param {string} classSelector
* @param {function} handler
*/
var hookUpButton = function (classSelector, handler) {
$(classSelector, $myDom).click(handler).keypress(function (e) {
if (e.which === 32) {
handler();
e.preventDefault();
}
});
};
var displayResults = function () {
self.triggerXAPICompleted(self.getScore(), self.getMaxScore(), success);
var eparams = {
message: params.endGame.showResultPage ? params.endGame.message : params.endGame.noResultMessage,
comment: params.endGame.showResultPage ? (success ? params.endGame.oldFeedback.successGreeting : params.endGame.oldFeedback.failGreeting) : undefined,
resulttext: params.endGame.showResultPage ? (success ? params.endGame.oldFeedback.successComment : params.endGame.oldFeedback.failComment) : undefined,
finishButtonText: params.endGame.finishButtonText,
solutionButtonText: params.endGame.solutionButtonText,
retryButtonText: params.endGame.retryButtonText
};
// Show result page.
$myDom.children().hide();
$myDom.append(endTemplate.render(eparams));
if (params.endGame.showResultPage) {
hookUpButton('.qs-solutionbutton', function () {
showSolutions();
$myDom.children().hide().filter('.questionset').show();
_showQuestion(params.initialQuestion);
});
hookUpButton('.qs-retrybutton', function () {
resetTask();
$myDom.children().hide();
var $intro = $('.intro-page', $myDom);
if ($intro.length) {
// Show intro
$('.intro-page', $myDom).show();
$('.qs-startbutton', $myDom).focus();
}
else {
// Show first question
$('.questionset', $myDom).show();
_showQuestion(params.initialQuestion);
}
});
if (scoreBar === undefined) {
scoreBar = H5P.JoubelUI.createScoreBar(totals);
}
scoreBar.appendTo($('.feedback-scorebar', $myDom));
$('.feedback-text', $myDom).html(scoreString);
// Announce that the question set is complete
setTimeout(function () {
$('.qs-progress-announcer', $myDom)
.html(eparams.message + '.' +
scoreString + '.' +
eparams.comment + '.' +
eparams.resulttext)
.show().focus();
scoreBar.setMaxScore(totals);
scoreBar.setScore(finals);
}, 0);
}
else {
// Remove buttons and feedback section
$('.qs-solutionbutton, .qs-retrybutton, .feedback-section', $myDom).remove();
}
self.trigger('resize');
};
if (params.endGame.showAnimations) {
var videoData = success ? params.endGame.successVideo : params.endGame.failVideo;
if (videoData) {
$myDom.children().hide();
var $videoContainer = $('<div class="video-container"></div>').appendTo($myDom);
var video = new H5P.Video({
sources: videoData,
fitToWrapper: true,
controls: false,
autoplay: false
}, contentId);
video.on('stateChange', function (event) {
if (event.data === H5P.Video.ENDED) {
displayResults();
$videoContainer.hide();
}
});
video.attach($videoContainer);
// Resize on video loaded
video.on('loaded', function () {
self.trigger('resize');
});
video.play();
if (params.endGame.skippable) {
$('<a class="h5p-joubelui-button h5p-button skip">' + params.endGame.skipButtonText + '</a>').click(function () {
video.pause();
$videoContainer.hide();
displayResults();
}).appendTo($videoContainer);
}
return;
}
}
// Trigger finished event.
displayResults();
self.trigger('resize');
};
var registerImageLoadedListener = function (question) {
H5P.on(question, 'imageLoaded', function () {
self.trigger('resize');
});
};
/**
* Initialize a question and attach it to the DOM
*
*/
function initializeQuestion() {
// Attach questions
for (var i = 0; i < questionInstances.length; i++) {
var question = questionInstances[i];
// Make sure styles are not being added twice
$('.question-container:eq(' + i + ')', $myDom).attr('class', 'question-container');
question.attach($('.question-container:eq(' + i + ')', $myDom));
// Listen for image resize
registerImageLoadedListener(question);
// Add finish button
question.addButton('finish', params.texts.finishButton,
moveQuestion.bind(this, 1), false);
// Add next button
question.addButton('next', '', moveQuestion.bind(this, 1),
!params.disableBackwardsNavigation || !!question.getAnswerGiven(), {
href: '#', // Use href since this is a navigation button
'aria-label': params.texts.nextButton
});
// Add previous button
question.addButton('prev', '', moveQuestion.bind(this, -1),
!(questionInstances[0] === question || params.disableBackwardsNavigation), {
href: '#', // Use href since this is a navigation button
'aria-label': params.texts.prevButton
});
// Hide next button if it is the last question
if (questionInstances[questionInstances.length -1] === question) {
question.hideButton('next');
}
question.on('xAPI', function (event) {
var shortVerb = event.getVerb();
if (shortVerb === 'interacted' ||
shortVerb === 'answered' ||
shortVerb === 'attempted') {
toggleAnsweredDot(currentQuestion,
questionInstances[currentQuestion].getAnswerGiven());
_updateButtons();
}
if (shortVerb === 'completed') {
// An activity within this activity is not allowed to send completed events
event.setVerb('answered');
}
if (event.data.statement.context.extensions === undefined) {
event.data.statement.context.extensions = {};
}
event.data.statement.context.extensions['http://id.tincanapi.com/extension/ending-point'] = currentQuestion + 1;
});
// Mark question if answered
toggleAnsweredDot(i, question.getAnswerGiven());
}
}
this.attach = function (target) {
if (this.isRoot()) {
this.setActivityStarted();
}
if (typeof(target) === "string") {
$myDom = $('#' + target);
}
else {
$myDom = $(target);
}
// Render own DOM into target.
$myDom.children().remove();
$myDom.append($template);
if (params.backgroundImage !== undefined) {
$myDom.css({
overflow: 'hidden',
background: '#fff url("' + H5P.getPath(params.backgroundImage.path, contentId) + '") no-repeat 50% 50%',
backgroundSize: '100% auto'
});
}
if (params.introPage.backgroundImage !== undefined) {
var $intro = $myDom.find('.intro-page');
if ($intro.length) {
var bgImg = params.introPage.backgroundImage;
var bgImgRatio = (bgImg.height / bgImg.width);
$intro.css({
background: '#fff url("' + H5P.getPath(bgImg.path, contentId) + '") no-repeat 50% 50%',
backgroundSize: 'auto 100%',
minHeight: bgImgRatio * +window.getComputedStyle($intro[0]).width.replace('px','')
});
}
}
initializeQuestion();
// Allow other libraries to add transitions after the questions have been inited
$('.questionset', $myDom).addClass('started');
$('.qs-startbutton', $myDom)
.click(function () {
$(this).parents('.intro-page').hide();
$('.questionset', $myDom).show();
_showQuestion(params.initialQuestion);
event.preventDefault();
})
.keydown(function (event) {
switch (event.which) {
case 13: // Enter
case 32: // Space
$(this).parents('.intro-page').hide();
$('.questionset', $myDom).show();
_showQuestion(params.initialQuestion);
event.preventDefault();
}
});
/**
* Triggers changing the current question.
*
* @private
* @param {Object} [event]
*/
var handleProgressDotClick = function (event) {
// Disable dots when backward nav disabled
event.preventDefault();
if (params.disableBackwardsNavigation && !showingSolutions) {
return;
}
_stopQuestion(currentQuestion);
_showQuestion($(this).parent().index());
};
// Set event listeners.
$('.progress-dot', $myDom).click(handleProgressDotClick).keydown(function (event) {
var $this = $(this);
switch (event.which) {
case 13: // Enter
case 32: // Space
handleProgressDotClick.call(this, event);
break;
case 37: // Left Arrow
case 38: // Up Arrow
// Go to previous dot
var $prev = $this.parent().prev();
if ($prev.length) {
$prev.children('a').attr('tabindex', '0').focus();
$this.attr('tabindex', '-1');
}
break;
case 39: // Right Arrow
case 40: // Down Arrow
// Go to next dot
var $next = $this.parent().next();
if ($next.length) {
$next.children('a').attr('tabindex', '0').focus();
$this.attr('tabindex', '-1');
}
break;
}
});
// Hide all but current question
_showQuestion(currentQuestion, true);
if (renderSolutions) {
showSolutions();
}
// Update buttons in case they have changed (restored user state)
_updateButtons();
this.trigger('resize');
return this;
};
// Get current score for questionset.
this.getScore = function () {
var score = 0;
for (var i = questionInstances.length - 1; i >= 0; i--) {
score += questionInstances[i].getScore();
}
return score;
};
// Get total score possible for questionset.
this.getMaxScore = function () {
var score = 0;
for (var i = questionInstances.length - 1; i >= 0; i--) {
score += questionInstances[i].getMaxScore();
}
return score;
};
/**
* @deprecated since version 1.9.2
* @returns {number}
*/
this.totalScore = function () {
return this.getMaxScore();
};
/**
* Gather copyright information for the current content.
*
* @returns {H5P.ContentCopyrights}
*/
this.getCopyrights = function () {
var info = new H5P.ContentCopyrights();
// IntroPage Background
if (params.introPage !== undefined && params.introPage.backgroundImage !== undefined && params.introPage.backgroundImage.copyright !== undefined) {
var introBackground = new H5P.MediaCopyright(params.introPage.backgroundImage.copyright);
introBackground.setThumbnail(new H5P.Thumbnail(H5P.getPath(params.introPage.backgroundImage.path, contentId), params.introPage.backgroundImage.width, params.introPage.backgroundImage.height));
info.addMedia(introBackground);
}
// Background
if (params.backgroundImage !== undefined && params.backgroundImage.copyright !== undefined) {
var background = new H5P.MediaCopyright(params.backgroundImage.copyright);
background.setThumbnail(new H5P.Thumbnail(H5P.getPath(params.backgroundImage.path, contentId), params.backgroundImage.width, params.backgroundImage.height));
info.addMedia(background);
}
// Questions
var questionCopyrights;
for (var i = 0; i < questionInstances.length; i++) {
var instance = questionInstances[i];
var instanceParams = params.questions[i].params;
questionCopyrights = undefined;
if (instance.getCopyrights !== undefined) {
// Use the instance's own copyright generator
questionCopyrights = instance.getCopyrights();
}
if (questionCopyrights === undefined) {
// Create a generic flat copyright list
questionCopyrights = new H5P.ContentCopyrights();
H5P.findCopyrights(questionCopyrights, instanceParams.params, contentId,{
metadata: instanceParams.metadata,
machineName: instanceParams.library.split(' ')[0]
});
}
// Determine label
var label = (params.texts.questionLabel + ' ' + (i + 1));
if (instanceParams.params.contentName !== undefined) {
label += ': ' + instanceParams.params.contentName;
}
else if (instance.getTitle !== undefined) {
label += ': ' + instance.getTitle();
}
questionCopyrights.setLabel(label);
// Add info
info.addContent(questionCopyrights);
}
// Success video
var video;
if (params.endGame.successVideo !== undefined && params.endGame.successVideo.length > 0) {
video = params.endGame.successVideo[0];
if (video.copyright !== undefined) {
info.addMedia(new H5P.MediaCopyright(video.copyright));
}
}
// Fail video
if (params.endGame.failVideo !== undefined && params.endGame.failVideo.length > 0) {
video = params.endGame.failVideo[0];
if (video.copyright !== undefined) {
info.addMedia(new H5P.MediaCopyright(video.copyright));
}
}
return info;
};
this.getQuestions = function () {
return questionInstances;
};
this.showSolutions = function () {
renderSolutions = true;
};
/**
* Stop the given element's playback if any.
*
* @param {object} instance
*/
var pauseMedia = function (instance) {
try {
if (instance.pause !== undefined &&
(instance.pause instanceof Function ||
typeof instance.pause === 'function')) {
instance.pause();
}
}
catch (err) {
// Prevent crashing, log error.
H5P.error(err);
}
};
/**
* Returns the complete state of question set and sub-content
*
* @returns {Object} current state
*/
this.getCurrentState = function () {
return {
progress: showingSolutions ? questionInstances.length - 1 : currentQuestion,
answers: questionInstances.map(function (qi) {
return qi.getCurrentState();
}),
order: questionOrder,
poolOrder: poolOrder
};
};
/**
* Generate xAPI object definition used in xAPI statements.
* @return {Object}
*/
var getxAPIDefinition = function () {
var definition = {};
definition.interactionType = 'compound';
definition.type = 'http://adlnet.gov/expapi/activities/cmi.interaction';
definition.description = {
'en-US': ''
};
return definition;
};
/**
* Add the question itself to the definition part of an xAPIEvent
*/
var addQuestionToXAPI = function (xAPIEvent) {
var definition = xAPIEvent.getVerifiedStatementValue(['object', 'definition']);
$.extend(definition, getxAPIDefinition());
};
/**
* Get xAPI data from sub content types
*
* @param {Object} metaContentType
* @returns {array}
*/
var getXAPIDataFromChildren = function (metaContentType) {
return metaContentType.getQuestions().map(function (question) {
return question.getXAPIData();
});
};
/**
* Get xAPI data.
* Contract used by report rendering engine.
*
* @see contract at {@link https://h5p.org/documentation/developers/contracts#guides-header-6}
*/
this.getXAPIData = function () {
var xAPIEvent = this.createXAPIEventTemplate('answered');
addQuestionToXAPI(xAPIEvent);
xAPIEvent.setScoredResult(this.getScore(),
this.getMaxScore(),
this,
true,
this.getScore() === this.getMaxScore()
);
return {
statement: xAPIEvent.data.statement,
children: getXAPIDataFromChildren(this)
};
};
/**
* Get context data.
* Contract used for confusion report.
*/
this.getContext = function () {
// Get question index and add 1, count starts from 0
return {
type: 'question',
value: (currentQuestion + 1)
};
};
};
H5P.QuestionSet.prototype = Object.create(H5P.EventDispatcher.prototype);
H5P.QuestionSet.prototype.constructor = H5P.QuestionSet;
;