Flash version "+n.version+" or greater is required
"+(k[0]>0?"Your version is "+k:"You have no flash plugin installed")+"
"+(f.tagName=="A"?"Click here to download latest version
":"Download latest version from here
");if(f.tagName=="A"||f.tagName=="DIV"){f.onclick=function(){location.href=j}}}if(n.onFail){var l=n.onFail.call(this);if(typeof l=="string"){f.innerHTML=l}}}}if(h){window[n.id]=document.getElementById(n.id)}i(this,{getRoot:function(){return f},getOptions:function(){return n},getConf:function(){return m},getApi:function(){return f.firstChild}})}if(c){jQuery.tools=jQuery.tools||{version:"3.2.12"};jQuery.tools.flashembed={conf:b};jQuery.fn.flashembed=function(l,f){return this.each(function(){$(this).data("flashembed",flashembed(this,l,f))})}}}();; /** @namespace H5P */ H5P.VideoYouTube = (function ($) { /** * 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 id = 'h5p-youtube-' + numInstances; numInstances++; var $wrapper = $(''); var $placeholder = $('', { id: id, text: l10n.loading }).appendTo($wrapper); // Optional placeholder // var $placeholder = $('').appendTo($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; } var width = $wrapper.width(); if (width < 200) { width = 200; } player = new YT.Player(id, { width: width, height: width * (9/16), videoId: getId(sources[0].path), 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, rel: 0, showinfo: 0, iv_load_policy: 3, wmode: "opaque", start: options.startAt, playsinline: 1 }, events: { onReady: function () { self.trigger('ready'); self.trigger('loaded'); }, onStateChange: function (state) { if (state.data > -1 && state.data < 4) { 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; } var playbackRate = player.getPlaybackRate(); return 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 (playbackRate) { if (!player || !player.setPlaybackRate) { return; } player.setPlaybackRate(playbackRate); }; // 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)); // Set size $wrapper.css({ width: width + 'px', height: height + 'px' }); player.setSize(width, height); }); } /** * Check to see if we can play any of the given sources. * * @public * @static * @param {Array} sources * @returns {Boolean} */ YouTube.canPlay = function (sources) { return getId(sources[0].path); }; /** * Find id of YouTube video from given URL. * * @private * @param {String} url * @returns {String} YouTube video identifier */ var getId = function (url) { var matches = url.match(/^https?:\/\/(youtube.com|www.youtube.com|m.youtube.com|youtu.be|y2u.be)\/(.+=)?(\S+)$/i); if (matches && matches[3]) { return matches[3]; } }; /** * 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', 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]?:\/\/[^\/]+/)[0]; return YouTube; })(H5P.jQuery); // Register video handler H5P.videoHandlers = H5P.videoHandlers || []; H5P.videoHandlers.push(H5P.VideoYouTube); ; /** @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; /** * Displayed when the video is buffering * @private */ var $throbber = $('', { 'class': 'h5p-video-loading' }); /** * Used to display error messages * @private */ var $error = $('', { '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; // Create player var video = document.createElement('video'); // Sort sources into qualities var qualities = getQualities(sources, video); // Select quality and source var currentQuality = getPreferredQuality(); if (currentQuality === undefined || qualities[currentQuality] === undefined) { // No preferred quality, pick the first. for (currentQuality in qualities) { if (qualities.hasOwnProperty(currentQuality)) { break; } } } video.src = qualities[currentQuality].source.path; // 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'); // Set options 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'; // add ratechangelistener video.addEventListener('ratechange', function () { self.trigger('playbackRateChange', self.getPlaybackRate()); }); if (options.fit) { // Style is used since attributes with relative sizes aren't supported by IE9. video.style.width = '100%'; video.style.height = '100%'; } // Add poster if provided if (options.poster) { video.poster = options.poster; } /** * 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 */ var addTrack = function (trackData) { // Skip invalid tracks if (!trackData.kind || !trackData.track.path) { return; } var track = document.createElement('track'); track.kind = trackData.kind; track.src = trackData.track.path; if (trackData.label) { track.label = trackData.label; } if (trackData.srcLang) { track.srcLang = trackData.srcLang; } return track; }; // Register tracks options.tracks.forEach(function (track, i) { var trackElement = addTrack(track); if (i === 0) { trackElement.default = true; } if (trackElement) { video.appendChild(trackElement); } }); /** * 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; } 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')) { $error.remove(); } }; video.addEventListener('loadedmetadata', loaded, false); } // Keep track of current quality currentQuality = quality; self.trigger('qualityChange', currentQuality); // Display throbber self.trigger('stateChange', H5P.Video.BUFFERING); // Change source video.src = qualities[quality].source.path; // (iPad does not support #t=). // Remove poster so it will not show during quality change video.removeAttribute('poster'); }; /** * Starts the video. * * @public * @return {Promise|undefined} May return a Promise that resolves when * play has been processed. */ self.play = function () { if ($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 (playbackRate) { video.playbackRate = playbackRate; }; // 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('error', 'error'); 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 { $throbber.remove(); } }); // Video controls are ready setTimeout(function () { self.trigger('ready'); }, 0); } /** * Check to see if we can play any of the given sources. * * @public * @static * @param {Array} sources * @returns {Boolean} */ Html5.canPlay = function (sources) { var video = document.createElement('video'); if (video.canPlayType === undefined) { return false; // Not supported } // Cycle through sources for (var i = 0; i < sources.length; i++) { var type = getType(sources[i]); if (type && video.canPlayType(type) !== '') { // We should be able to play this return true; } } return false; }; /** * Find source type. * * @private * @param {Object} source * @returns {String} */ var getType = function (source) { var type = source.mime; if (!type) { // Try to get type from URL var matches = source.path.match(/\.(\w+)$/); 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 if (!type || video.canPlayType(type) === '') { continue; // We cannot play this source } if (source.quality === undefined) { /* No quality metadata. Create a dummy tag to seperate multiple sources of the same type, e.g. if two mp4 files have been uploaded. */ if (lastQuality === undefined || qualities[lastQuality].source.type === type) { // Create a new quality tag source.quality = { name: 'q' + qualityIndex, label: 'Quality ' + qualityIndex // TODO: l10n }; qualityIndex++; } else { // Tag as the same quality as the last source 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) { var settings = document.cookie.split(';'); for (var i = 0; i < settings.length; i++) { var setting = settings[i].split('='); if (setting[0] === 'H5PVideoQuality') { setting[1] = quality; settings[i] = setting.join('='); document.cookie = settings.join(';'); return; } } document.cookie = 'H5PVideoQuality=' + quality + '; ' + document.cookie; }; /** * Set preferred video quality. * * @private * @static * @returns {String} Index of preferred quality */ var getPreferredQuality = function () { var quality, 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; } } return quality; }; /** @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 = $('', { 'class': 'h5p-video-flash', css: { width: '100%', height: '100%' } }); /** * Used to display error messages * @private */ var $error = $('', { 'class': 'h5p-video-error' }); /** * Keep track of current state when changing quality. * @private */ var stateBeforeChangingQuality; var currentTimeBeforeChangingQuality; // Sort sources into qualities //var qualities = getQualities(sources); var currentQuality; // Create player options var playerOptions = { buffering: true, clip: { url: sources[0].path, // getPreferredQuality(), autoPlay: options.autoplay, autoBuffering: true, scaling: 'fit', onSeek: function () { if (stateBeforeChangingQuality) { // ???? } }, onMetaData: function () { setTimeout(function () { if (stateBeforeChangingQuality !== undefined) { fp.seek(currentTimeBeforeChangingQuality); if (stateBeforeChangingQuality === H5P.Video.PLAYING) { // Resume play fp.play(); } // Done changing quality stateBeforeChangingQuality = undefined; // Remove any errors if ($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; // Ref youtube.js - ipad & youtube - issue self.pressToPlay = false; // 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 is missing sources.', 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 = parameters.visuals || {}; /** @private */ var sources = []; if (parameters.sources) { for (var i = 0; i < parameters.sources.length; i++) { // Clone to avoid changing of parameters. var source = $.extend(true, {}, parameters.sources[i]); // Create working URL without html entities. source.path = H5P.getPath($cleaner.html(source.path).text(), id); sources.push(source); } } /** @private */ var tracks = []; parameters.a11y.forEach(function (track) { // Clone to avoid changing of parameters. var clone = $.extend(true, {}, track); // Create working URL without html entities if (clone.track && clone.track.path) { clone.track.path = H5P.getPath($cleaner.html(clone.track.path).text(), id); 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); } } }; /** * Gather copyright information for the current video. * * @public * @returns {ContentCopyrights} */ self.getCopyrights = function () { if (!sources[0] || !sources[0].copyright) { return; } // Use copyright information from H5P media field var info = new ContentCopyrights(); info.addMedia(new MediaCopyright(sources[0].copyright)); return info; }; // Resize the video when we know its aspect ratio self.on('loaded', function () { self.trigger('resize'); }); // Find player for video sources if (sources.length) { for (var i = 0; i < handlers.length; i++) { var handler = handlers[i]; if (handler.canPlay !== undefined && handler.canPlay(sources)) { handler.call(self, sources, { controls: parameters.visuals.controls, autoplay: parameters.playback.autoplay, loop: parameters.playback.loop, fit: parameters.visuals.fit, poster: parameters.visuals.poster === undefined ? undefined : H5P.getPath(parameters.visuals.poster.path, id), startAt: parameters.startAt || 0, tracks: tracks }, parameters.l10n); return; } } } } // 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(''); return Video; })(H5P.jQuery, H5P.ContentCopyrights, H5P.MediaCopyright, H5P.videoHandlers || []); ; var oldTether = window.Tether; !function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e(require,exports,module):t.Tether=e()}(this,function(t,e,o){"use strict";function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function n(t){var e=getComputedStyle(t),o=e.position;if("fixed"===o)return t;for(var i=t;i=i.parentNode;){var n=void 0;try{n=getComputedStyle(i)}catch(r){}if("undefined"==typeof n||null===n)return i;var s=n.overflow,a=n.overflowX,f=n.overflowY;if(/(auto|scroll)/.test(s+f+a)&&("absolute"!==o||["relative","absolute","fixed"].indexOf(n.position)>=0))return i}return document.body}function r(t){var e=void 0;t===document?(e=document,t=document.documentElement):e=t.ownerDocument;var o=e.documentElement,i={},n=t.getBoundingClientRect();for(var r in n)i[r]=n[r];var s=x(e);return i.top-=s.top,i.left-=s.left,"undefined"==typeof i.width&&(i.width=document.body.scrollWidth-i.left-i.right),"undefined"==typeof i.height&&(i.height=document.body.scrollHeight-i.top-i.bottom),i.top=i.top-o.clientTop,i.left=i.left-o.clientLeft,i.right=e.body.clientWidth-i.width-i.left,i.bottom=e.body.clientHeight-i.height-i.top,i}function s(t){return t.offsetParent||document.documentElement}function a(){var t=document.createElement("div");t.style.width="100%",t.style.height="200px";var e=document.createElement("div");f(e.style,{position:"absolute",top:0,left:0,pointerEvents:"none",visibility:"hidden",width:"200px",height:"150px",overflow:"hidden"}),e.appendChild(t),document.body.appendChild(e);var o=t.offsetWidth;e.style.overflow="scroll";var i=t.offsetWidth;o===i&&(i=e.clientWidth),document.body.removeChild(e);var n=o-i;return{width:n,height:n}}function f(){var t=void 0===arguments[0]?{}:arguments[0],e=[];return Array.prototype.push.apply(e,arguments),e.slice(1).forEach(function(e){if(e)for(var o in e)({}).hasOwnProperty.call(e,o)&&(t[o]=e[o])}),t}function h(t,e){if("undefined"!=typeof t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.remove(e)});else{var o=new RegExp("(^| )"+e.split(" ").join("|")+"( |$)","gi"),i=u(t).replace(o," ");p(t,i)}}function l(t,e){if("undefined"!=typeof t.classList)e.split(" ").forEach(function(e){e.trim()&&t.classList.add(e)});else{h(t,e);var o=u(t)+(" "+e);p(t,o)}}function d(t,e){if("undefined"!=typeof t.classList)return t.classList.contains(e);var o=u(t);return new RegExp("(^| )"+e+"( |$)","gi").test(o)}function u(t){return t.className instanceof SVGAnimatedString?t.className.baseVal:t.className}function p(t,e){t.setAttribute("class",e)}function c(t,e,o){o.forEach(function(o){-1===e.indexOf(o)&&d(t,o)&&h(t,o)}),e.forEach(function(e){d(t,e)||l(t,e)})}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function g(t,e){var o=void 0===arguments[2]?1:arguments[2];return t+o>=e&&e>=t-o}function m(){return"undefined"!=typeof performance&&"undefined"!=typeof performance.now?performance.now():+new Date}function v(){for(var t={top:0,left:0},e=arguments.length,o=Array(e),i=0;e>i;i++)o[i]=arguments[i];return o.forEach(function(e){var o=e.top,i=e.left;"string"==typeof o&&(o=parseFloat(o,10)),"string"==typeof i&&(i=parseFloat(i,10)),t.top+=o,t.left+=i}),t}function y(t,e){return"string"==typeof t.left&&-1!==t.left.indexOf("%")&&(t.left=parseFloat(t.left,10)/100*e.width),"string"==typeof t.top&&-1!==t.top.indexOf("%")&&(t.top=parseFloat(t.top,10)/100*e.height),t}function b(t,e){return"scrollParent"===e?e=t.scrollParent:"window"===e&&(e=[pageXOffset,pageYOffset,innerWidth+pageXOffset,innerHeight+pageYOffset]),e===document&&(e=e.documentElement),"undefined"!=typeof e.nodeType&&!function(){var t=r(e),o=t,i=getComputedStyle(e);e=[o.left,o.top,t.width+o.left,t.height+o.top],U.forEach(function(t,o){t=t[0].toUpperCase()+t.substr(1),"Top"===t||"Left"===t?e[o]+=parseFloat(i["border"+t+"Width"]):e[o]-=parseFloat(i["border"+t+"Width"])})}(),e}var w=function(){function t(t,e){for(var o=0;o', {
'class': 'joubel-help-text-dialog-box'
});
var $helpTextDialogBackground = $('
', {
'class': 'joubel-help-text-dialog-background'
}).appendTo($helpTextDialogBox);
var $helpTextDialogContainer = $('
', {
'class': 'joubel-help-text-dialog-container'
}).appendTo($helpTextDialogBox);
$('
', {
'class': 'joubel-help-text-header',
'html': header
}).appendTo($helpTextDialogContainer);
$('
', {
'class': 'joubel-help-text-body',
'html': message
}).appendTo($helpTextDialogContainer);
$('
', {
'class': 'joubel-help-text-remove',
'tabindex': 0
}).click(function () {
$helpTextDialogBox.remove();
}).keydown(function (e) {
var keyPressed = e.which;
// 32 - space
if (keyPressed === 32) {
$(this).click();
e.preventDefault();
}
}).appendTo($helpTextDialogContainer);
return $helpTextDialogBox;
}
return JoubelHelpTextDialog;
}(H5P.jQuery));
;
var H5P = H5P || {};
/**
* Class responsible for creating auto-disappearing dialogs
*/
H5P.JoubelMessageDialog = (function ($) {
/**
* 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 = $('', {
'class': 'joubel-message-dialog',
text: message
}).appendTo($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 || '#096bcb';
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) {
console.log('Progress circle input' + e);
number = 'err';
}
//Draw circle
if (number > 100) {
number = 100;
}
var decimalNumber = 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(this.rgbFromAlpha(progressColorRGB.r, decimalNumber), 10) +
',' + parseInt(this.rgbFromAlpha(progressColorRGB.g, decimalNumber), 10) +
',' + parseInt(this.rgbFromAlpha(progressColorRGB.b, decimalNumber), 10) + ')';
// Circle wrapper
var $wrapper = $('', {
'class': "joubel-progress-circle-wrapper"
});
//Active border indicates progress
var $activeBorder = $('', {
'class': "joubel-progress-circle-active-border"
}).appendTo($wrapper);
//Background circle
var $backgroundCircle = $('', {
'class': "joubel-progress-circle-circle"
}).appendTo($activeBorder);
//Progress text/number
$('', {
'text': number,
'class': "joubel-progress-circle-percentage"
}).appendTo($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) : parseInt((fontSize / 4.5), 10) + 1;
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})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
};
/**
* Convert rgb and opacity to new rgb
* @param {number} colorValue
* @param {float} opacity
* @returns {number} blended colorValue
*/
ProgressCircle.prototype.rgbFromAlpha = function (colorValue, opacity) {
return (opacity * colorValue) + (1 - opacity) * 255;
};
return ProgressCircle;
}(H5P.jQuery));
;
var H5P = H5P || {};
H5P.SimpleRoundedButton = (function ($) {
/**
* Creates a new tip
*/
function SimpleRoundedButton(text) {
var $simpleRoundedButton = $('
', {
'class': 'joubel-simple-rounded-button',
'title': text,
'role': 'button',
'tabindex': '0'
}).keydown(function (e) {
var keyPressed = e.which;
// 32 - space
if (keyPressed === 32) {
$(this).click();
e.preventDefault();
}
$(this).focus();
});
$('', {
'class': 'joubel-simple-rounded-button-text',
'html': text
}).appendTo($simpleRoundedButton);
return $simpleRoundedButton;
}
return SimpleRoundedButton;
}(H5P.jQuery));
;
var H5P = H5P || {};
/**
* Class responsible for creating speech bubbles
*/
H5P.JoubelSpeechBubble = (function ($) {
var $currentSpeechBubble;
var $currentContainer;
var removeSpeechBubbleTimeout;
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;
$currentContainer = $container;
this.isCurrent = function ($tip) {
return $tip === $currentContainer;
};
this.remove = function () {
remove();
};
var fadeOutSpeechBubble = function ($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 = $container.closest('.h5p-frame');
// Check closest h5p frame first, then check for container in case there is no frame.
if (!$h5pContainer.length) {
$h5pContainer = $container.closest('.h5p-container');
}
// Make sure we fade out old speech bubble
fadeOutSpeechBubble($currentSpeechBubble);
// Create bubble
var $tail = $('');
var $innerTail = $('');
var $innerBubble = $(
'
' +
'
'
).prepend($innerTail);
$currentSpeechBubble = $(
'' + text + '
' +
''
).append([$tail, $innerBubble])
.appendTo($h5pContainer);
// Show speech bubble with transition
setTimeout(function () {
$currentSpeechBubble.addClass('show');
}, 0);
// Calculate offset between the button and the h5p frame
var offset = getOffsetBetween($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);
$innerTail.css(preparedTailCSS);
// Handle click to close
H5P.$body.on('mousedown.speechBubble', handleOutsideClick);
// 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($currentContainer).length !== 0) {
remove();
}
});
/**
* Static function for removing the speechbubble
*/
var remove = function() {
H5P.$body.off('mousedown.speechBubble');
$currentContainer.parents('.h5p-dialog').off('mousedown.speechBubble');
if (iDevice) {
H5P.$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 with a fade
*
* @param {jQuery} $speechBubble Speech bubble element
*/
function fadeOutSpeechBubble($speechBubble) {
if (!$speechBubble) {return;}
// Stop removing bubble
clearTimeout(removeSpeechBubbleTimeout);
$speechBubble.removeClass('show');
setTimeout(function () {
if ($speechBubble) {
$speechBubble.remove();
$speechBubble = undefined;
}
}, 500);
}
/**
* 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'
};
}
else {
return {
width: width + 'px',
top: position.top + 'px',
left: position.left + 'px',
fontSize: fontSize + 'px'
};
}
}
/**
* 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'
};
}
else {
return {
top: position.top + 'px',
left: position.left + 'px'
};
}
}
/**
* Calculates the offset between an element inside a container and the
* container. Only works if all the edges of the inner element is 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 = $('', {
'class': 'h5p-throbber'
});
return $throbber;
}
return JoubelThrobber;
}(H5P.jQuery));
;
var H5P = H5P || {};
H5P.JoubelTip = (function ($) {
/**
* Creates a new tip
*
* @param {string} text The text to display in the popup
* @param {object} params Additional parameters
* @param {string} [params.tipLabel] Tip label
*/
function JoubelTip(text, params) {
var speechBubble;
params = $.extend({
showSpeechBubble: true,
helpIcon: false
}, params);
var parsedTitle = text;
if ($.parseHTML($.trim(text)).length) {
parsedTitle = $.parseHTML($.trim(text))[0].textContent;
}
var $tip = $('', {
class: 'joubel-tip-container' + (params.showSpeechBubble ? '' : ' be-quiet'),
title: parsedTitle,
role: 'button',
tabindex: 0,
click: function () {
toggleSpeechBubble();
return false;
},
keydown: function (e) {
// Space
if (e.which === 32) {
toggleSpeechBubble();
e.preventDefault();
}
else {
toggleSpeechBubble(true);
}
}
}).append($('', {
'class': 'joubel-tip-icon' + (params.helpIcon ? ' help-icon': '')
}));
/**
* Add or remove a speech bubble
* @private
* @param {boolean} [close] Forces tip close
* @return {boolean}
*/
function toggleSpeechBubble(close) {
if (speechBubble !== undefined && speechBubble.isCurrent($tip)) {
speechBubble.remove();
speechBubble = undefined;
}
else if (!close && params.showSpeechBubble) {
speechBubble = H5P.JoubelSpeechBubble($tip, text);
}
}
return $tip;
}
return JoubelTip;
})(H5P.jQuery);
;
var H5P = H5P || {};
H5P.JoubelSlider = (function ($) {
/**
* Creates a new Slider
*
* @param {object} [params] Additional parameters
*/
function JoubelSlider(params) {
H5P.EventDispatcher.call(this);
var self = this;
this.$slider = $('
', $.extend({
'class': 'h5p-joubel-ui-slider'
}, params));
this.$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 ($) {
/**
* Creates a score bar
* @class H5P.JoubelScoreBar
* @param {number=} maxScore Maximum score
* @param {string} [label] Makes it easier for readspeakers to identify the scorebar
*/
function JoubelScoreBar(maxScore, label) {
var self = this;
self.maxScore = maxScore;
self.score = 0;
/**
* @method hasFullScore
* @private
* @return {Boolean} true if full score, else false
*/
var hasFullScore = function () {
return self.score === self.maxScore;
};
/**
* @function appendTo
* @memberOf H5P.JoubelScoreBar#
* @param {H5P.jQuery} $wrapper Dom container
*/
self.appendTo = function ($wrapper) {
self.$scoreBar.appendTo($wrapper);
};
/**
* Creates the html for this widget
*
* @method createHtml
* @private
*/
var createHtml = function () {
// Container div
self.$scoreBar = $('
', {
'class': 'h5p-joubelui-score-bar',
'role': 'progressbar',
'aria-valuenow': 0,
'aria-valuemin': 0,
'aria-valuemax': self.maxScore
});
if (label) {
self.$scoreBar.attr('aria-label', label + '.');
}
// The progress bar wrapper
self.$progressWrapper = $('
', {
'class': 'h5p-joubelui-score-bar-progress-wrapper'
}).appendTo(self.$scoreBar);
self.$progress = $('
', {
'class': 'h5p-joubelui-score-bar-progress'
}).appendTo(self.$progressWrapper);
// The star
self.$endWrapper = $('
', {
'class': 'h5p-joubelui-score-bar-end'
}).appendTo(self.$scoreBar);
// The default star
self.$defaultStar = $('', {
'class': 'h5p-joubelui-score-bar-default-star'
}).appendTo(self.$endWrapper);
// The full score star
self.$fullScoreStar = $('', {
'class': 'h5p-joubelui-score-bar-full-score-star'
}).appendTo(self.$endWrapper);
};
/**
* 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 () {
var fullscore = hasFullScore();
self.$scoreBar.attr('aria-valuenow', self.score);
setTimeout(function () {
self.$progress.addClass('animate');
self.$progress.css({
width: (fullscore ? '102' : (self.maxScore - 1 !== 0 ? (self.score * 100 / (self.maxScore - 1)) : 0)) + '%'
});
H5P.Transition.sequence([
{
$element: self.$progress,
timeout: 600,
end: function () {
self.$progress.removeClass('animate');
self.$scoreBar.toggleClass('full-score', fullscore);
if (fullscore) {
self.$fullScoreStar.addClass('animate-background');
}
},
break: !fullscore
},
{
$element: self.$fullScoreStar,
timeout: 400,
end: function () {
self.$fullScoreStar.addClass('animate-star show-star');
}
},
{
$element: self.$fullScoreStar,
end: function () {
self.$fullScoreStar.removeClass('animate-star');
self.$fullScoreStar.addClass('animate-star-blink');
}
}
]);
}, 300);
};
/**
* Removes all classes
* @method reset
*/
self.reset = function () {
self.$fullScoreStar.removeClass('animate-star animate-star-blink show-star animate-background');
self.$scoreBar.removeClass('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 = $('
', {
'class': 'h5p-joubelui-progressbar',
on: {
click: function () {
self.toggleTooltip();
return false;
},
mouseenter: function () {
self.showTooltip();
},
mouseleave: function () {
setTimeout(function () {
self.hideTooltip();
}, 1500)
}
}
});
this.$background = $('
', {
'class': 'h5p-joubelui-progressbar-background'
}).appendTo(this.$progressbar);
$('body').click(function () {
self.toggleTooltip(true);
});
}
JoubelProgressbar.prototype = Object.create(H5P.EventDispatcher.prototype);
JoubelProgressbar.prototype.constructor = JoubelProgressbar;
/**
* Display tooltip
* @method showTooltip
*/
JoubelProgressbar.prototype.showTooltip = function () {
var self = this;
if (this.currentStep === 0 || this.tooltip !== undefined) {
return;
}
var parentWidth = self.$progressbar.offset().left + self.$progressbar.width();
this.tooltip = new H5P.Drop({
target: this.$background.get(0),
content: this.currentStep + '/' + this.steps,
classes: 'drop-theme-arrows-bounce h5p-joubelui-drop',
position: 'top right',
openOn: 'always',
tetherOptions: {
attachment: 'bottom center',
targetAttachment: 'top right'
}
});
this.tooltip.on('open', function () {
var $drop = $(self.tooltip.drop);
var left = $drop.position().left;
var dropWidth = $drop.width();
// Need to handle drops getting outside of the progressbar:
if (left < 0) {
$drop.css({marginLeft: (-left) + 'px'});
}
else if (left + dropWidth > parentWidth) {
$drop.css({marginLeft: (parentWidth - (left + dropWidth)) + 'px'});
}
});
};
JoubelProgressbar.prototype.updateAria = function () {
var self = this;
if (this.options.disableAria) {
return;
}
if (!this.$currentStatus) {
this.$currentStatus = $('
', {
'class': 'h5p-joubelui-progressbar-slide-status-text',
'aria-live': 'assertive'
}).appendTo(this.$progressbar);
}
var interpolatedProgressText = self.options.progressText
.replace(':num', self.currentStep)
.replace(':total', self.steps);
this.$currentStatus.html(interpolatedProgressText);
};
/**
* Hides tooltip
* @method hideTooltip
*/
JoubelProgressbar.prototype.hideTooltip = function () {
if (this.tooltip !== undefined) {
this.tooltip.remove();
this.tooltip.destroy();
this.tooltip = undefined;
}
};
/**
* Toggles tooltip-visibility
* @method toggleTooltip
* @param {boolean} [closeOnly] Don't show, only close if open
*/
JoubelProgressbar.prototype.toggleTooltip = function (closeOnly) {
if (this.tooltip === undefined && !closeOnly) {
this.showTooltip();
}
else if (this.tooltip !== undefined) {
this.hideTooltip();
}
};
/**
* 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
* @return {H5P.JoubelHelpTextDialog}
*/
JoubelUI.createHelpTextDialog = function (header, message) {
return new H5P.JoubelHelpTextDialog(header, message);
};
/**
* 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) {
return new H5P.JoubelScoreBar(maxScore, label);
};
/**
* 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 $('<' + type + '/>', params);
};
return JoubelUI;
})(H5P.jQuery);
;
H5P.Question = (function ($, 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', 'feedback', 'buttons', 'read'];
// Keep track of registered sections
var sections = {};
// Buttons
var buttons = {};
var buttonOrder = [];
// Wrapper when attached
var $wrapper;
// 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 = $('', {
'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;
}
}
};
/**
* 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;
}
// Get natural element height
var $tmp = $element.clone()
.css({
'position': 'absolute',
'max-height': 'none'
}).appendTo($element.parent());
// 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 === $element) {
// Make sure buttons section is visible
sections.buttons.$element.addClass('h5p-question-visible');
// Resize buttons after resizing button section
setTimeout(function () {
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].$element.detach();
buttons[buttonId].isVisible = false;
};
/**
* Shows the buttons on the next tick. This is to avoid buttons flickering
* If they're both added and removed on the same tick.
*
* @private
*/
var toggleButtons = function () {
// Clear transition timer, reevaluate if buttons will be detached
clearTimeout(toggleButtonsTransitionTimer);
// Show buttons
for (var i = 0; i < buttonsToShow.length; i++) {
insert(buttonOrder, buttonsToShow[i].id, buttons, sections.buttons.$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.$element.is(':focus')) {
// Move focus to the first visible button.
relocateFocus = true;
}
}
if (sections.buttons && numToHide === sections.buttons.$element.children().length) {
// All buttons are going to be hidden. Hide container using transition.
sections.buttons.$element.removeClass('h5p-question-visible');
sections.buttons.$element.css('max-height', '');
sectionsIsTransitioning = true;
// Wait for animations before detaching buttons
toggleButtonsTransitionTimer = setTimeout(function () {
hideButtons(relocateFocus);
sectionsIsTransitioning = false;
}, 150);
}
else {
hideButtons(relocateFocus);
// Show button section
if (!sections.buttons.$element.is(':empty')) {
sections.buttons.$element.addClass('h5p-question-visible');
setElementHeight(sections.buttons.$element);
// Trigger resize after animation
toggleButtonsTransitionTimer = setTimeout(function () {
self.trigger('resize');
}, 150);
}
}
// 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;
}
// Clear button truncation timer if within a button truncation function
if (buttonTruncationTimer) {
clearTimeout(buttonTruncationTimer);
}
// Allow button section to attach before getting width
buttonTruncationTimer = setTimeout(function () {
// A static margin is added as buffer for smoother transitions
var buttonsWidth = 0;
for (var i in buttons) {
var $element = buttons[i].$element;
if (buttons[i].isVisible) {
//Calculate exact button width
var buttonInstanceWidth = $element.get(0).offsetWidth +
parseFloat($element.css('margin-left')) +
parseFloat($element.css('margin-right'));
buttonsWidth += Math.ceil(buttonInstanceWidth) + 1;
}
}
// Button section reduced by 1 pixel for cross-broswer consistency.
var buttonSectionWidth = Math.floor(sections.buttons.$element.get(0).offsetWidth) - 1;
// Remove button labels if width of buttons are too wide
if (buttonsWidth >= buttonSectionWidth) {
removeButtonLabels(buttonsWidth, buttonSectionWidth);
}
else {
restoreButtonLabels(buttonsWidth, buttonSectionWidth);
}
buttonTruncationTimer = undefined;
}, 0);
};
/**
* 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];
if (!buttons[buttonId].isTruncated && buttons[buttonId].isVisible) {
var $button = buttons[buttonId].$element;
var $tmp = $button.clone()
.css({
'position': 'absolute',
'white-space': 'nowrap',
'max-width': 'none'
})
.addClass('truncated')
.html('')
.appendTo($button.parent());
// Calculate new total width of buttons
buttonsWidth = buttonsWidth - $button.outerWidth(true) + $tmp.outerWidth(true);
// Remove label
$button.html('');
$button.addClass('truncated');
buttons[buttonId].isTruncated = true;
$tmp.remove();
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];
if (buttons[buttonId].isTruncated && buttons[buttonId].isVisible) {
// Check if adding label exceeds allowed width
var $button = buttons[buttonId].$element;
var $tmp = $button.clone()
.css({
'position': 'absolute',
'white-space': 'nowrap',
'max-width': 'none'
}).removeClass('truncated')
.html(buttons[buttonId].text)
.appendTo($button.parent());
// Make sure clone was successfull
if(!$button.length || !$tmp.length) {
return;
}
var oldButtonSize = Math.floor($button.get(0).offsetWidth) - 1;
var newButtonSize = Math.ceil($tmp.get(0).offsetWidth) + 1;
// Calculate new total width of buttons with a static pixel for consistency cross-browser
buttonsWidth = buttonsWidth - Math.floor(oldButtonSize) + Math.ceil(newButtonSize) + 1;
$tmp.remove();
if (buttonsWidth >= maxButtonsWidth) {
return;
}
// Restore label
$button.html(buttons[buttonId].text);
$button.removeClass('truncated');
buttons[buttonId].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;
};
/**
* 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: $('', {
'class': 'h5p-question-video'
})
};
if (disableAutoPlay) {
params.params.autoplay = false;
}
// Never fit to wrapper
params.params.fit = false;
sections.video.instance = H5P.newRunnable(params, self.contentId, sections.video.$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 {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 = $('', {
'class': 'h5p-question-image h5p-question-image-fill-width'
});
// Inner wrap
var $imgWrap = $('', {
'class': 'h5p-question-image-wrap',
appendTo: sections.image.$element
});
// Image element
var $img = $('![]()
', {
src: H5P.getPath(path, self.contentId),
alt: (options.alt === undefined ? '' : options.alt),
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 {
$img.load(function () {
determineImgWidth();
});
}
// Skip adding zoom functionality
return;
}
var sizeDetermined = false;
var determineSize = function () {
if (sizeDetermined || !$img.is(':visible')) {
return; // Try again next time.
}
$imgWrap.addClass('h5p-question-image-scalable')
.attr('aria-expanded', false)
.attr('role', 'button')
.attr('tabIndex', '0')
.on('click', function (event) {
if (event.which === 1) {
scaleImage.apply(this); // Left mouse button click
}
}).on('keypress', function (event) {
if (event.which === 32) {
scaleImage.apply(this); // Space bar pressed
}
});
sections.image.$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());
}
};
/**
* Set feedback message.
* Setting the message to blank or undefined will hide it again.
*
* @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
*/
self.setFeedback = function (content, score, maxScore, scoreBarLabel, helpText) {
// Feedback is disabled
if (behaviour.disableFeedback) {
return self;
}
clearTimeout(feedbackTransitionTimer);
if (content) {
var $feedback = $('
', {
'class': 'h5p-question-feedback-container'
});
if (scoreBar === undefined) {
scoreBar = JoubelUI.createScoreBar(maxScore, scoreBarLabel);
}
scoreBar.appendTo($feedback);
scoreBar.setScore(score);
var $feedbackContent = $('
', {
'class': 'h5p-question-feedback-content'
}).appendTo($feedback);
// Feedback text
$('
', {
'class': 'h5p-question-feedback-content-text',
'html': content
}).appendTo($feedbackContent);
if (helpText) {
JoubelUI.createTip(helpText, {helpIcon: true})
.appendTo($feedbackContent);
}
// Feedback for readspeakers
if (!behaviour.disableReadSpeaker) {
self.read(content);
}
showFeedback = true;
if (sections.feedback) {
// Update section
update('feedback', $feedback);
}
else {
// Create section
register('feedback', $feedback);
if (initialized && $wrapper) {
insert(self.order, 'feedback', sections, $wrapper);
}
}
// Show feedback section
feedbackTransitionTimer = setTimeout(function () {
sections.feedback.$element.addClass('h5p-question-visible');
setElementHeight(sections.feedback.$element);
sectionsIsTransitioning = true;
// Scroll to bottom after showing feedback
scrollToBottom();
// Trigger resize after animation
feedbackTransitionTimer = setTimeout(function () {
sectionsIsTransitioning = false;
self.trigger('resize');
}, 150);
}, 0);
}
else if (sections.feedback && showFeedback) {
showFeedback = false;
// Hide feedback section
sections.feedback.$element.removeClass('h5p-question-visible');
sections.feedback.$element.css('max-height', '');
sectionsIsTransitioning = true;
// Detach after transition
feedbackTransitionTimer = setTimeout(function () {
// Avoiding Transition.onTransitionEnd since it will register multiple events, and there's no way to cancel it if the transition changes back to "show" while the animation is happening.
if (!showFeedback) {
sections.feedback.$element.children().detach();
// Trigger resize after animation
self.trigger('resize');
}
sectionsIsTransitioning = false;
scoreBar.setScore(0);
}, 150);
}
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);
}
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
*/
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();
}
};
buttons[id] = {
isTruncated: false,
text: text
};
var $e = buttons[id].$element = JoubelUI.createButton($.extend({
'class': 'h5p-question-' + id,
html: text,
on: {
click: function (event) {
handleButtonClick();
if (options.href !== undefined) {
event.preventDefault();
}
},
keydown: function (event) {
switch (event.which) {
case 13: // Enter
case 32: // Space
handleButtonClick();
event.preventDefault();
}
}
}
}, options));
buttonOrder.push(id);
if (visible === undefined || visible) {
// Button should be visible
$e.appendTo(sections.buttons.$element);
buttons[id].isVisible = true;
sections.buttons.$element.addClass('h5p-question-visible');
}
return self;
};
/**
* Add confirmation dialog to button
* @param {ConfirmationDialog} options
* A confirmation dialog that will be shown before click handler of button
* is triggered
* @param {function} clicked
* Click handler of button
* @return {H5P.ConfirmationDialog|undefined}
* Confirmation dialog if enabled
*/
self.addConfirmationDialogToButton = function (options, clicked) {
options = options || {};
if (!options.enable) {
return;
}
// Confirmation dialog
var confirmationDialog = new H5P.ConfirmationDialog({
instance: options.instance,
headerText: options.l10n.header,
dialogText: options.l10n.body,
cancelText: options.l10n.cancelLabel,
confirmText: options.l10n.confirmLabel
});
// Determine parent element
if (options.$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.$element.addClass('hidden');
}
// Trigger to content type
self.trigger('canceled');
});
return confirmationDialog;
};
/**
* Show registered button with given identifier.
*
* @param {string} id
* @param {Number} [priority]
*/
self.showButton = function (id, priority) {
if (buttons[id] === undefined) {
return self;
}
priority = priority || 0;
// Skip if already being shown
var indexToShow = existsInArray(id, 'id', buttonsToShow);
if (indexToShow !== -1) {
// Update priority
if (buttonsToShow[indexToShow].priority < priority) {
buttonsToShow[indexToShow].priority = priority;
}
return self;
}
// Check if button is going to be hidden on next tick
var exists = existsInArray(id, 'id', buttonsToHide);
if (exists !== -1) {
// Skip hiding if higher priority
if (buttonsToHide[exists].priority <= priority) {
buttonsToHide.splice(exists, 1);
buttonsToShow.push({id: id, priority: priority});
}
} // If button is not shown
else if (!buttons[id].$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) {
if (buttons[id] === undefined) {
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].$element.is(':visible')) {
// Make sure it is detached in case the container is hidden.
hideButton(id);
}
else {
// Hide button on next tick.
buttonsToHide.push({id: id, priority: priority});
}
if (!toggleButtonsTimer) {
toggleButtonsTimer = setTimeout(toggleButtons, 0);
}
return self;
};
/**
* Set focus to the given button. If no button is given the first visible
* button gets focused. This is useful if you lose focus.
*
* @param {string} [id]
*/
self.focusButton = function (id) {
if (id === undefined) {
// Find first button that is visible.
for (var i = 0; i < buttonOrder.length; i++) {
if (buttons[buttonOrder[i]].isVisible) {
// Give that button focus
buttons[buttonOrder[i]].$element.focus();
break;
}
}
}
else if (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 = $('', {
'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.$element);
}
resizeButtons();
});
}
// Inheritance
Question.prototype = Object.create(EventDispatcher.prototype);
Question.prototype.constructor = Question;
return Question;
})(H5P.jQuery, H5P.EventDispatcher, H5P.JoubelUI);
;
H5P.TrueFalse = (function ($, 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',
showSolutionButton: 'Show solution',
tryAgain: 'Retry',
wrongAnswerMessage: 'Wrong answer',
correctAnswerMessage: 'Correct answer'
},
behaviour: {
enableRetry: true,
enableSolutionsButton: true,
disableImageZooming: false,
confirmCheckDialog: false,
confirmRetryDialog: false,
autoCheck: false
},
overrideSettings: {}
}, 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;
// 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 () {
// Show solution button
if (params.behaviour.enableSolutionsButton === true) {
self.addButton(Button.SHOW_SOLUTION, params.l10n.showSolutionButton, function () {
self.showSolutions(true);
}, false);
}
// Check button
if (!params.behaviour.autoCheck) {
self.addButton(Button.CHECK, params.l10n.checkAnswer, function () {
checkAnswer();
triggerXAPIAnswered();
}, true, {}, {
confirmationDialog: {
enable: params.behaviour.confirmCheckDialog,
l10n: params.confirmCheck,
instance: params.overrideSettings.instance,
$parentElement: params.overrideSettings.$confirmationDialogParent
}
});
}
// Try again button
if (params.behaviour.enableRetry === true) {
self.addButton(Button.TRYAGAIN, params.l10n.tryAgain, function () {
self.resetTask();
}, true, {}, {
confirmationDialog: {
enable: params.behaviour.confirmRetryDialog,
l10n: params.confirmRetry,
instance: params.overrideSettings.instance,
$parentElement: params.overrideSettings.$confirmationDialogParent
}
});
}
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': $('
' + params.question + '
').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' ? params.l10n.trueText : params.l10n.falseText);
};
/**
* Returns the wrong answer
*
* @method getWrongAnswer
* @private
* @return {String}
*/
var getWrongAnswer = function () {
return (params.correct === 'false' ? params.l10n.trueText : params.l10n.falseText);
};
/**
* 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);
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.library) {
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.behaviour.disableImageZooming,
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('' + params.question + '
');
// Register task content area
self.setContent(createAnswers());
// ... 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
* @upblic
* @returns {string} title
*/
self.getTitle = function () {
return H5P.createTitle(params.question);
};
/**
* 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.setFeedback();
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': $('' + params.question + '
').text()
};
definition.correctResponsesPattern = [getCorrectAnswer()];
return definition;
};
/**
* Add the response part to an xAPI event
*
* @param {H5P.XAPIEvent} xAPIEvent
* The xAPI event we will add a response to
*/
self.addResponseToXAPI = function (xAPIEvent) {
var isCorrect = answerGroup.isCorrect();
var rawUserScore = isCorrect ? MAX_SCORE : 0;
var currentResponse = '';
xAPIEvent.setScoredResult(rawUserScore, MAX_SCORE, self, true, isCorrect);
if(self.getCurrentState().answer !== undefined) {
currentResponse += answerGroup.isCorrect() ? getCorrectAnswer() : getWrongAnswer();
}
xAPIEvent.data.statement.result.response = currentResponse;
};
}
// Inheritance
TrueFalse.prototype = Object.create(Question.prototype);
TrueFalse.prototype.constructor = TrueFalse;
return TrueFalse;
})(H5P.jQuery, H5P.Question);
;
H5P.TrueFalse.AnswerGroup = (function ($, 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 = $('', {
'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 = $('
', {
'class': 'h5p-true-false-answer',
role: 'radio',
'aria-checked': false,
html: text + '',
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);
;