diff --git a/config/copy.config.js b/config/copy.config.js index 77007db47..cf81edd35 100644 --- a/config/copy.config.js +++ b/config/copy.config.js @@ -41,4 +41,8 @@ module.exports = { src: ['{{ROOT}}/node_modules/mathjax/localization/**/*'], dest: '{{WWW}}/lib/mathjax/localization' }, + copyH5P: { + src: ['{{ROOT}}/src/core/h5p/assets/**/*'], + dest: '{{WWW}}/h5p/' + }, }; diff --git a/src/core/h5p/assets/fonts/h5p-core-23.eot b/src/core/h5p/assets/fonts/h5p-core-23.eot new file mode 100644 index 000000000..f86828cff Binary files /dev/null and b/src/core/h5p/assets/fonts/h5p-core-23.eot differ diff --git a/src/core/h5p/assets/fonts/h5p-core-23.svg b/src/core/h5p/assets/fonts/h5p-core-23.svg new file mode 100644 index 000000000..dd65f1809 --- /dev/null +++ b/src/core/h5p/assets/fonts/h5p-core-23.svg @@ -0,0 +1,62 @@ + + + + + + +{ + "fontFamily": "h5p-core-21", + "description": "Font generated by IcoMoon.", + "majorVersion": 1, + "minorVersion": 1, + "version": "Version 1.1", + "fontId": "h5p-core-21", + "psName": "h5p-core-21", + "subFamily": "Regular", + "fullName": "h5p-core-21" +} + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/src/core/h5p/assets/fonts/h5p-core-23.ttf b/src/core/h5p/assets/fonts/h5p-core-23.ttf new file mode 100644 index 000000000..3a3348adf Binary files /dev/null and b/src/core/h5p/assets/fonts/h5p-core-23.ttf differ diff --git a/src/core/h5p/assets/fonts/h5p-core-23.woff b/src/core/h5p/assets/fonts/h5p-core-23.woff new file mode 100644 index 000000000..ff03f4248 Binary files /dev/null and b/src/core/h5p/assets/fonts/h5p-core-23.woff differ diff --git a/src/core/h5p/assets/js/h5p-action-bar.js b/src/core/h5p/assets/js/h5p-action-bar.js new file mode 100644 index 000000000..608a848b3 --- /dev/null +++ b/src/core/h5p/assets/js/h5p-action-bar.js @@ -0,0 +1,100 @@ +/** + * @class + * @augments H5P.EventDispatcher + * @param {Object} displayOptions + * @param {boolean} displayOptions.export Triggers the display of the 'Download' button + * @param {boolean} displayOptions.copyright Triggers the display of the 'Copyright' button + * @param {boolean} displayOptions.embed Triggers the display of the 'Embed' button + * @param {boolean} displayOptions.icon Triggers the display of the 'H5P icon' link + */ +H5P.ActionBar = (function ($, EventDispatcher) { + "use strict"; + + function ActionBar(displayOptions) { + EventDispatcher.call(this); + + /** @alias H5P.ActionBar# */ + var self = this; + + var hasActions = false; + + // Create action bar + var $actions = H5P.jQuery(''); + + /** + * Helper for creating action bar buttons. + * + * @private + * @param {string} type + * @param {string} customClass Instead of type class + */ + var addActionButton = function (type, customClass) { + /** + * Handles selection of action + */ + var handler = function () { + self.trigger(type); + }; + H5P.jQuery('
  • ', { + 'class': 'h5p-button h5p-noselect h5p-' + (customClass ? customClass : type), + role: 'button', + tabindex: 0, + title: H5P.t(type + 'Description'), + html: H5P.t(type), + on: { + click: handler, + keypress: function (e) { + if (e.which === 32) { + handler(); + e.preventDefault(); // (since return false will block other inputs) + } + } + }, + appendTo: $actions + }); + + hasActions = true; + }; + + // Register action bar buttons + if (displayOptions.export || displayOptions.copy) { + // Add export button + addActionButton('reuse', 'export'); + } + if (displayOptions.copyright) { + addActionButton('copyrights'); + } + if (displayOptions.embed) { + addActionButton('embed'); + } + if (displayOptions.icon) { + // Add about H5P button icon + H5P.jQuery('
  • ').appendTo($actions); + hasActions = true; + } + + /** + * Returns a reference to the dom element + * + * @return {H5P.jQuery} + */ + self.getDOMElement = function () { + return $actions; + }; + + /** + * Does the actionbar contain actions? + * + * @return {Boolean} + */ + self.hasActions = function () { + return hasActions; + }; + } + + ActionBar.prototype = Object.create(EventDispatcher.prototype); + ActionBar.prototype.constructor = ActionBar; + + return ActionBar; + +})(H5P.jQuery, H5P.EventDispatcher); diff --git a/src/core/h5p/assets/js/h5p-confirmation-dialog.js b/src/core/h5p/assets/js/h5p-confirmation-dialog.js new file mode 100644 index 000000000..cd3536e7a --- /dev/null +++ b/src/core/h5p/assets/js/h5p-confirmation-dialog.js @@ -0,0 +1,410 @@ +/*global H5P*/ +H5P.ConfirmationDialog = (function (EventDispatcher) { + "use strict"; + + /** + * Create a confirmation dialog + * + * @param [options] Options for confirmation dialog + * @param [options.instance] Instance that uses confirmation dialog + * @param [options.headerText] Header text + * @param [options.dialogText] Dialog text + * @param [options.cancelText] Cancel dialog button text + * @param [options.confirmText] Confirm dialog button text + * @param [options.hideCancel] Hide cancel button + * @param [options.hideExit] Hide exit button + * @param [options.skipRestoreFocus] Skip restoring focus when hiding the dialog + * @param [options.classes] Extra classes for popup + * @constructor + */ + function ConfirmationDialog(options) { + EventDispatcher.call(this); + var self = this; + + // Make sure confirmation dialogs have unique id + H5P.ConfirmationDialog.uniqueId += 1; + var uniqueId = H5P.ConfirmationDialog.uniqueId; + + // Default options + options = options || {}; + options.headerText = options.headerText || H5P.t('confirmDialogHeader'); + options.dialogText = options.dialogText || H5P.t('confirmDialogBody'); + options.cancelText = options.cancelText || H5P.t('cancelLabel'); + options.confirmText = options.confirmText || H5P.t('confirmLabel'); + + /** + * Handle confirming event + * @param {Event} e + */ + function dialogConfirmed(e) { + self.hide(); + self.trigger('confirmed'); + e.preventDefault(); + } + + /** + * Handle dialog canceled + * @param {Event} e + */ + function dialogCanceled(e) { + self.hide(); + self.trigger('canceled'); + e.preventDefault(); + } + + /** + * Flow focus to element + * @param {HTMLElement} element Next element to be focused + * @param {Event} e Original tab event + */ + function flowTo(element, e) { + element.focus(); + e.preventDefault(); + } + + // Offset of exit button + var exitButtonOffset = 2 * 16; + var shadowOffset = 8; + + // Determine if we are too large for our container and must resize + var resizeIFrame = false; + + // Create background + var popupBackground = document.createElement('div'); + popupBackground.classList + .add('h5p-confirmation-dialog-background', 'hidden', 'hiding'); + + // Create outer popup + var popup = document.createElement('div'); + popup.classList.add('h5p-confirmation-dialog-popup', 'hidden'); + if (options.classes) { + options.classes.forEach(function (popupClass) { + popup.classList.add(popupClass); + }); + } + + popup.setAttribute('role', 'dialog'); + popup.setAttribute('aria-labelledby', 'h5p-confirmation-dialog-dialog-text-' + uniqueId); + popupBackground.appendChild(popup); + popup.addEventListener('keydown', function (e) { + if (e.which === 27) {// Esc key + // Exit dialog + dialogCanceled(e); + } + }); + + // Popup header + var header = document.createElement('div'); + header.classList.add('h5p-confirmation-dialog-header'); + popup.appendChild(header); + + // Header text + var headerText = document.createElement('div'); + headerText.classList.add('h5p-confirmation-dialog-header-text'); + headerText.innerHTML = options.headerText; + header.appendChild(headerText); + + // Popup body + var body = document.createElement('div'); + body.classList.add('h5p-confirmation-dialog-body'); + popup.appendChild(body); + + // Popup text + var text = document.createElement('div'); + text.classList.add('h5p-confirmation-dialog-text'); + text.innerHTML = options.dialogText; + text.id = 'h5p-confirmation-dialog-dialog-text-' + uniqueId; + body.appendChild(text); + + // Popup buttons + var buttons = document.createElement('div'); + buttons.classList.add('h5p-confirmation-dialog-buttons'); + body.appendChild(buttons); + + // Cancel button + var cancelButton = document.createElement('button'); + cancelButton.classList.add('h5p-core-cancel-button'); + cancelButton.textContent = options.cancelText; + + // Confirm button + var confirmButton = document.createElement('button'); + confirmButton.classList.add('h5p-core-button'); + confirmButton.classList.add('h5p-confirmation-dialog-confirm-button'); + confirmButton.textContent = options.confirmText; + + // Exit button + var exitButton = document.createElement('button'); + exitButton.classList.add('h5p-confirmation-dialog-exit'); + exitButton.setAttribute('aria-hidden', 'true'); + exitButton.tabIndex = -1; + exitButton.title = options.cancelText; + + // Cancel handler + cancelButton.addEventListener('click', dialogCanceled); + cancelButton.addEventListener('keydown', function (e) { + if (e.which === 32) { // Space + dialogCanceled(e); + } + else if (e.which === 9 && e.shiftKey) { // Shift-tab + flowTo(confirmButton, e); + } + }); + + if (!options.hideCancel) { + buttons.appendChild(cancelButton); + } + else { + // Center buttons + buttons.classList.add('center'); + } + + // Confirm handler + confirmButton.addEventListener('click', dialogConfirmed); + confirmButton.addEventListener('keydown', function (e) { + if (e.which === 32) { // Space + dialogConfirmed(e); + } + else if (e.which === 9 && !e.shiftKey) { // Tab + const nextButton = !options.hideCancel ? cancelButton : confirmButton; + flowTo(nextButton, e); + } + }); + buttons.appendChild(confirmButton); + + // Exit handler + exitButton.addEventListener('click', dialogCanceled); + exitButton.addEventListener('keydown', function (e) { + if (e.which === 32) { // Space + dialogCanceled(e); + } + }); + if (!options.hideExit) { + popup.appendChild(exitButton); + } + + // Wrapper element + var wrapperElement; + + // Focus capturing + var focusPredator; + + // Maintains hidden state of elements + var wrapperSiblingsHidden = []; + var popupSiblingsHidden = []; + + // Element with focus before dialog + var previouslyFocused; + + /** + * Set parent of confirmation dialog + * @param {HTMLElement} wrapper + * @returns {H5P.ConfirmationDialog} + */ + this.appendTo = function (wrapper) { + wrapperElement = wrapper; + return this; + }; + + /** + * Capture the focus element, send it to confirmation button + * @param {Event} e Original focus event + */ + var captureFocus = function (e) { + if (!popupBackground.contains(e.target)) { + e.preventDefault(); + confirmButton.focus(); + } + }; + + /** + * Hide siblings of element from assistive technology + * + * @param {HTMLElement} element + * @returns {Array} The previous hidden state of all siblings + */ + var hideSiblings = function (element) { + var hiddenSiblings = []; + var siblings = element.parentNode.children; + var i; + for (i = 0; i < siblings.length; i += 1) { + // Preserve hidden state + hiddenSiblings[i] = siblings[i].getAttribute('aria-hidden') ? + true : false; + + if (siblings[i] !== element) { + siblings[i].setAttribute('aria-hidden', true); + } + } + return hiddenSiblings; + }; + + /** + * Restores assistive technology state of element's siblings + * + * @param {HTMLElement} element + * @param {Array} hiddenSiblings Hidden state of all siblings + */ + var restoreSiblings = function (element, hiddenSiblings) { + var siblings = element.parentNode.children; + var i; + for (i = 0; i < siblings.length; i += 1) { + if (siblings[i] !== element && !hiddenSiblings[i]) { + siblings[i].removeAttribute('aria-hidden'); + } + } + }; + + /** + * Start capturing focus of parent and send it to dialog + */ + var startCapturingFocus = function () { + focusPredator = wrapperElement.parentNode || wrapperElement; + focusPredator.addEventListener('focus', captureFocus, true); + }; + + /** + * Clean up event listener for capturing focus + */ + var stopCapturingFocus = function () { + focusPredator.removeAttribute('aria-hidden'); + focusPredator.removeEventListener('focus', captureFocus, true); + }; + + /** + * Hide siblings in underlay from assistive technologies + */ + var disableUnderlay = function () { + wrapperSiblingsHidden = hideSiblings(wrapperElement); + popupSiblingsHidden = hideSiblings(popupBackground); + }; + + /** + * Restore state of underlay for assistive technologies + */ + var restoreUnderlay = function () { + restoreSiblings(wrapperElement, wrapperSiblingsHidden); + restoreSiblings(popupBackground, popupSiblingsHidden); + }; + + /** + * Fit popup to container. Makes sure it doesn't overflow. + * @params {number} [offsetTop] Offset of popup + */ + var fitToContainer = function (offsetTop) { + var popupOffsetTop = parseInt(popup.style.top, 10); + if (offsetTop !== undefined) { + popupOffsetTop = offsetTop; + } + + if (!popupOffsetTop) { + popupOffsetTop = 0; + } + + // Overflows height + if (popupOffsetTop + popup.offsetHeight > wrapperElement.offsetHeight) { + popupOffsetTop = wrapperElement.offsetHeight - popup.offsetHeight - shadowOffset; + } + + if (popupOffsetTop - exitButtonOffset <= 0) { + popupOffsetTop = exitButtonOffset + shadowOffset; + + // We are too big and must resize + resizeIFrame = true; + } + popup.style.top = popupOffsetTop + 'px'; + }; + + /** + * Show confirmation dialog + * @params {number} offsetTop Offset top + * @returns {H5P.ConfirmationDialog} + */ + this.show = function (offsetTop) { + // Capture focused item + previouslyFocused = document.activeElement; + wrapperElement.appendChild(popupBackground); + startCapturingFocus(); + disableUnderlay(); + popupBackground.classList.remove('hidden'); + fitToContainer(offsetTop); + setTimeout(function () { + popup.classList.remove('hidden'); + popupBackground.classList.remove('hiding'); + + setTimeout(function () { + // Focus confirm button + confirmButton.focus(); + + // Resize iFrame if necessary + if (resizeIFrame && options.instance) { + var minHeight = parseInt(popup.offsetHeight, 10) + + exitButtonOffset + (2 * shadowOffset); + self.setViewPortMinimumHeight(minHeight); + options.instance.trigger('resize'); + resizeIFrame = false; + } + }, 100); + }, 0); + + return this; + }; + + /** + * Hide confirmation dialog + * @returns {H5P.ConfirmationDialog} + */ + this.hide = function () { + popupBackground.classList.add('hiding'); + popup.classList.add('hidden'); + + // Restore focus + stopCapturingFocus(); + if (!options.skipRestoreFocus) { + previouslyFocused.focus(); + } + restoreUnderlay(); + setTimeout(function () { + popupBackground.classList.add('hidden'); + wrapperElement.removeChild(popupBackground); + self.setViewPortMinimumHeight(null); + }, 100); + + return this; + }; + + /** + * Retrieve element + * + * @return {HTMLElement} + */ + this.getElement = function () { + return popup; + }; + + /** + * Get previously focused element + * @return {HTMLElement} + */ + this.getPreviouslyFocused = function () { + return previouslyFocused; + }; + + /** + * Sets the minimum height of the view port + * + * @param {number|null} minHeight + */ + this.setViewPortMinimumHeight = function (minHeight) { + var container = document.querySelector('.h5p-container') || document.body; + container.style.minHeight = (typeof minHeight === 'number') ? (minHeight + 'px') : minHeight; + }; + } + + ConfirmationDialog.prototype = Object.create(EventDispatcher.prototype); + ConfirmationDialog.prototype.constructor = ConfirmationDialog; + + return ConfirmationDialog; + +}(H5P.EventDispatcher)); + +H5P.ConfirmationDialog.uniqueId = -1; diff --git a/src/core/h5p/assets/js/h5p-content-type.js b/src/core/h5p/assets/js/h5p-content-type.js new file mode 100644 index 000000000..47c4d21bf --- /dev/null +++ b/src/core/h5p/assets/js/h5p-content-type.js @@ -0,0 +1,41 @@ +/** + * H5P.ContentType is a base class for all content types. Used by newRunnable() + * + * Functions here may be overridable by the libraries. In special cases, + * it is also possible to override H5P.ContentType on a global level. + * + * NOTE that this doesn't actually 'extend' the event dispatcher but instead + * it creates a single instance which all content types shares as their base + * prototype. (in some cases this may be the root of strange event behavior) + * + * @class + * @augments H5P.EventDispatcher + */ +H5P.ContentType = function (isRootLibrary) { + + function ContentType() {} + + // Inherit from EventDispatcher. + ContentType.prototype = new H5P.EventDispatcher(); + + /** + * Is library standalone or not? Not beeing standalone, means it is + * included in another library + * + * @return {Boolean} + */ + ContentType.prototype.isRoot = function () { + return isRootLibrary; + }; + + /** + * Returns the file path of a file in the current library + * @param {string} filePath The path to the file relative to the library folder + * @return {string} The full path to the file + */ + ContentType.prototype.getLibraryFilePath = function (filePath) { + return H5P.getLibraryPath(this.libraryInfo.versionedNameNoSpaces) + '/' + filePath; + }; + + return ContentType; +}; diff --git a/src/core/h5p/assets/js/h5p-content-upgrade-process.js b/src/core/h5p/assets/js/h5p-content-upgrade-process.js new file mode 100644 index 000000000..fbaa4f2bf --- /dev/null +++ b/src/core/h5p/assets/js/h5p-content-upgrade-process.js @@ -0,0 +1,313 @@ +/*jshint -W083 */ +var H5PUpgrades = H5PUpgrades || {}; + +H5P.ContentUpgradeProcess = (function (Version) { + + /** + * @class + * @namespace H5P + */ + function ContentUpgradeProcess(name, oldVersion, newVersion, params, id, loadLibrary, done) { + var self = this; + + // Make params possible to work with + try { + params = JSON.parse(params); + if (!(params instanceof Object)) { + throw true; + } + } + catch (event) { + return done({ + type: 'errorParamsBroken', + id: id + }); + } + + self.loadLibrary = loadLibrary; + self.upgrade(name, oldVersion, newVersion, params.params, params.metadata, function (err, upgradedParams, upgradedMetadata) { + if (err) { + err.id = id; + return done(err); + } + + done(null, JSON.stringify({params: upgradedParams, metadata: upgradedMetadata})); + }); + } + + /** + * Run content upgrade. + * + * @public + * @param {string} name + * @param {Version} oldVersion + * @param {Version} newVersion + * @param {Object} params + * @param {Object} metadata + * @param {Function} done + */ + ContentUpgradeProcess.prototype.upgrade = function (name, oldVersion, newVersion, params, metadata, done) { + var self = this; + + // Load library details and upgrade routines + self.loadLibrary(name, newVersion, function (err, library) { + if (err) { + return done(err); + } + if (library.semantics === null) { + return done({ + type: 'libraryMissing', + library: library.name + ' ' + library.version.major + '.' + library.version.minor + }); + } + + // Run upgrade routines on params + self.processParams(library, oldVersion, newVersion, params, metadata, function (err, params, metadata) { + if (err) { + return done(err); + } + + // Check if any of the sub-libraries need upgrading + asyncSerial(library.semantics, function (index, field, next) { + self.processField(field, params[field.name], function (err, upgradedParams) { + if (upgradedParams) { + params[field.name] = upgradedParams; + } + next(err); + }); + }, function (err) { + done(err, params, metadata); + }); + }); + }); + }; + + /** + * Run upgrade hooks on params. + * + * @public + * @param {Object} library + * @param {Version} oldVersion + * @param {Version} newVersion + * @param {Object} params + * @param {Function} next + */ + ContentUpgradeProcess.prototype.processParams = function (library, oldVersion, newVersion, params, metadata, next) { + if (H5PUpgrades[library.name] === undefined) { + if (library.upgradesScript) { + // Upgrades script should be loaded so the upgrades should be here. + return next({ + type: 'scriptMissing', + library: library.name + ' ' + newVersion + }); + } + + // No upgrades script. Move on + return next(null, params, metadata); + } + + // Run upgrade hooks. Start by going through major versions + asyncSerial(H5PUpgrades[library.name], function (major, minors, nextMajor) { + if (major < oldVersion.major || major > newVersion.major) { + // Older than the current version or newer than the selected + nextMajor(); + } + else { + // Go through the minor versions for this major version + asyncSerial(minors, function (minor, upgrade, nextMinor) { + minor =+ minor; + if (minor <= oldVersion.minor || minor > newVersion.minor) { + // Older than or equal to the current version or newer than the selected + nextMinor(); + } + else { + // We found an upgrade hook, run it + var unnecessaryWrapper = (upgrade.contentUpgrade !== undefined ? upgrade.contentUpgrade : upgrade); + + try { + unnecessaryWrapper(params, function (err, upgradedParams, upgradedExtras) { + params = upgradedParams; + if (upgradedExtras && upgradedExtras.metadata) { // Optional + metadata = upgradedExtras.metadata; + } + nextMinor(err); + }, {metadata: metadata}); + } + catch (err) { + if (console && console.error) { + console.error("Error", err.stack); + console.error("Error", err.name); + console.error("Error", err.message); + } + next(err); + } + } + }, nextMajor); + } + }, function (err) { + next(err, params, metadata); + }); + }; + + /** + * Process parameter fields to find and upgrade sub-libraries. + * + * @public + * @param {Object} field + * @param {Object} params + * @param {Function} done + */ + ContentUpgradeProcess.prototype.processField = function (field, params, done) { + var self = this; + + if (params === undefined) { + return done(); + } + + switch (field.type) { + case 'library': + if (params.library === undefined || params.params === undefined) { + return done(); + } + + // Look for available upgrades + var usedLib = params.library.split(' ', 2); + for (var i = 0; i < field.options.length; i++) { + var availableLib = (typeof field.options[i] === 'string') ? field.options[i].split(' ', 2) : field.options[i].name.split(' ', 2); + if (availableLib[0] === usedLib[0]) { + if (availableLib[1] === usedLib[1]) { + return done(); // Same version + } + + // We have different versions + var usedVer = new Version(usedLib[1]); + var availableVer = new Version(availableLib[1]); + if (usedVer.major > availableVer.major || (usedVer.major === availableVer.major && usedVer.minor >= availableVer.minor)) { + return done({ + type: 'errorTooHighVersion', + used: usedLib[0] + ' ' + usedVer, + supported: availableLib[0] + ' ' + availableVer + }); // Larger or same version that's available + } + + // A newer version is available, upgrade params + return self.upgrade(availableLib[0], usedVer, availableVer, params.params, params.metadata, function (err, upgradedParams, upgradedMetadata) { + if (!err) { + params.library = availableLib[0] + ' ' + availableVer.major + '.' + availableVer.minor; + params.params = upgradedParams; + if (upgradedMetadata) { + params.metadata = upgradedMetadata; + } + } + done(err, params); + }); + } + } + + // Content type was not supporte by the higher version + done({ + type: 'errorNotSupported', + used: usedLib[0] + ' ' + usedVer + }); + break; + + case 'group': + if (field.fields.length === 1 && field.isSubContent !== true) { + // Single field to process, wrapper will be skipped + self.processField(field.fields[0], params, function (err, upgradedParams) { + if (upgradedParams) { + params = upgradedParams; + } + done(err, params); + }); + } + else { + // Go through all fields in the group + asyncSerial(field.fields, function (index, subField, next) { + var paramsToProcess = params ? params[subField.name] : null; + self.processField(subField, paramsToProcess, function (err, upgradedParams) { + if (upgradedParams) { + params[subField.name] = upgradedParams; + } + next(err); + }); + + }, function (err) { + done(err, params); + }); + } + break; + + case 'list': + // Go trough all params in the list + asyncSerial(params, function (index, subParams, next) { + self.processField(field.field, subParams, function (err, upgradedParams) { + if (upgradedParams) { + params[index] = upgradedParams; + } + next(err); + }); + }, function (err) { + done(err, params); + }); + break; + + default: + done(); + } + }; + + /** + * Helps process each property on the given object asynchronously in serial order. + * + * @private + * @param {Object} obj + * @param {Function} process + * @param {Function} finished + */ + var asyncSerial = function (obj, process, finished) { + var id, isArray = obj instanceof Array; + + // Keep track of each property that belongs to this object. + if (!isArray) { + var ids = []; + for (id in obj) { + if (obj.hasOwnProperty(id)) { + ids.push(id); + } + } + } + + var i = -1; // Keeps track of the current property + + /** + * Private. Process the next property + */ + var next = function () { + id = isArray ? i : ids[i]; + process(id, obj[id], check); + }; + + /** + * Private. Check if we're done or have an error. + * + * @param {String} err + */ + var check = function (err) { + // We need to use a real async function in order for the stack to clear. + setTimeout(function () { + i++; + if (i === (isArray ? obj.length : ids.length) || (err !== undefined && err !== null)) { + finished(err); + } + else { + next(); + } + }, 0); + }; + + check(); // Start + }; + + return ContentUpgradeProcess; +})(H5P.Version); diff --git a/src/core/h5p/assets/js/h5p-content-upgrade-worker.js b/src/core/h5p/assets/js/h5p-content-upgrade-worker.js new file mode 100644 index 000000000..3507a358a --- /dev/null +++ b/src/core/h5p/assets/js/h5p-content-upgrade-worker.js @@ -0,0 +1,63 @@ +/* global importScripts */ +var H5P = H5P || {}; +importScripts('h5p-version.js', 'h5p-content-upgrade-process.js'); + +var libraryLoadedCallback; + +/** + * Register message handlers + */ +var messageHandlers = { + newJob: function (job) { + // Start new job + new H5P.ContentUpgradeProcess(job.name, new H5P.Version(job.oldVersion), new H5P.Version(job.newVersion), job.params, job.id, function loadLibrary(name, version, next) { + // TODO: Cache? + postMessage({ + action: 'loadLibrary', + name: name, + version: version.toString() + }); + libraryLoadedCallback = next; + }, function done(err, result) { + if (err) { + // Return error + postMessage({ + action: 'error', + id: job.id, + err: err.message ? err.message : err + }); + + return; + } + + // Return upgraded content + postMessage({ + action: 'done', + id: job.id, + params: result + }); + }); + }, + libraryLoaded: function (data) { + var library = data.library; + if (library.upgradesScript) { + try { + importScripts(library.upgradesScript); + } + catch (err) { + libraryLoadedCallback(err); + return; + } + } + libraryLoadedCallback(null, data.library); + } +}; + +/** + * Handle messages from our master + */ +onmessage = function (event) { + if (event.data.action !== undefined && messageHandlers[event.data.action]) { + messageHandlers[event.data.action].call(this, event.data); + } +}; diff --git a/src/core/h5p/assets/js/h5p-content-upgrade.js b/src/core/h5p/assets/js/h5p-content-upgrade.js new file mode 100644 index 000000000..9dc066c5c --- /dev/null +++ b/src/core/h5p/assets/js/h5p-content-upgrade.js @@ -0,0 +1,445 @@ +/* global H5PAdminIntegration H5PUtils */ + +(function ($, Version) { + var info, $log, $container, librariesCache = {}, scriptsCache = {}; + + // Initialize + $(document).ready(function () { + // Get library info + info = H5PAdminIntegration.libraryInfo; + + // Get and reset container + const $wrapper = $('#h5p-admin-container').html(''); + $log = $('').appendTo($wrapper); + $container = $('

    ' + info.message + '

    ').appendTo($wrapper); + + // Make it possible to select version + var $version = $(getVersionSelect(info.versions)).appendTo($container); + + // Add "go" button + $(''); + H5PLibraryDetails.$next = $(''); + + H5PLibraryDetails.$previous.on('click', function () { + if (H5PLibraryDetails.$previous.hasClass('disabled')) { + return; + } + + H5PLibraryDetails.currentPage--; + H5PLibraryDetails.updatePager(); + H5PLibraryDetails.createContentTable(); + }); + + H5PLibraryDetails.$next.on('click', function () { + if (H5PLibraryDetails.$next.hasClass('disabled')) { + return; + } + + H5PLibraryDetails.currentPage++; + H5PLibraryDetails.updatePager(); + H5PLibraryDetails.createContentTable(); + }); + + // This is the Page x of y widget: + H5PLibraryDetails.$pagerInfo = $(''); + + H5PLibraryDetails.$pager = $('
    ').append(H5PLibraryDetails.$previous, H5PLibraryDetails.$pagerInfo, H5PLibraryDetails.$next); + H5PLibraryDetails.$content.append(H5PLibraryDetails.$pager); + + H5PLibraryDetails.$pagerInfo.on('click', function () { + var width = H5PLibraryDetails.$pagerInfo.innerWidth(); + H5PLibraryDetails.$pagerInfo.hide(); + + // User has updated the pageNumber + var pageNumerUpdated = function () { + var newPageNum = $gotoInput.val()-1; + var intRegex = /^\d+$/; + + $goto.remove(); + H5PLibraryDetails.$pagerInfo.css({display: 'inline-block'}); + + // Check if input value is valid, and that it has actually changed + if (!(intRegex.test(newPageNum) && newPageNum >= 0 && newPageNum < H5PLibraryDetails.getNumPages() && newPageNum != H5PLibraryDetails.currentPage)) { + return; + } + + H5PLibraryDetails.currentPage = newPageNum; + H5PLibraryDetails.updatePager(); + H5PLibraryDetails.createContentTable(); + }; + + // We create an input box where the user may type in the page number + // he wants to be displayed. + // Reson for doing this is when user has ten-thousands of elements in list, + // this is the easiest way of getting to a specified page + var $gotoInput = $('', { + type: 'number', + min : 1, + max: H5PLibraryDetails.getNumPages(), + on: { + // Listen to blur, and the enter-key: + 'blur': pageNumerUpdated, + 'keyup': function (event) { + if (event.keyCode === 13) { + pageNumerUpdated(); + } + } + } + }).css({width: width}); + var $goto = $('', { + 'class': 'h5p-pager-goto' + }).css({width: width}).append($gotoInput).insertAfter(H5PLibraryDetails.$pagerInfo); + + $gotoInput.focus(); + }); + + H5PLibraryDetails.updatePager(); + }; + + /** + * Calculates number of pages + */ + H5PLibraryDetails.getNumPages = function () { + return Math.ceil(H5PLibraryDetails.currentContent.length / H5PLibraryDetails.PAGER_SIZE); + }; + + /** + * Update the pager text, and enables/disables the next and previous buttons as needed + */ + H5PLibraryDetails.updatePager = function () { + H5PLibraryDetails.$pagerInfo.css({display: 'inline-block'}); + + if (H5PLibraryDetails.getNumPages() > 0) { + var message = H5PUtils.translateReplace(H5PLibraryDetails.library.translations.pageXOfY, { + '$x': (H5PLibraryDetails.currentPage+1), + '$y': H5PLibraryDetails.getNumPages() + }); + H5PLibraryDetails.$pagerInfo.html(message); + } + else { + H5PLibraryDetails.$pagerInfo.html(''); + } + + H5PLibraryDetails.$previous.toggleClass('disabled', H5PLibraryDetails.currentPage <= 0); + H5PLibraryDetails.$next.toggleClass('disabled', H5PLibraryDetails.currentContent.length < (H5PLibraryDetails.currentPage+1)*H5PLibraryDetails.PAGER_SIZE); + }; + + /** + * Creates the search element + */ + H5PLibraryDetails.createSearchElement = function () { + + H5PLibraryDetails.$search = $(''); + + var performSeach = function () { + var searchString = $('.h5p-content-search > input').val(); + + // If search string same as previous, just do nothing + if (H5PLibraryDetails.currentFilter === searchString) { + return; + } + + if (searchString.trim().length === 0) { + // If empty search, use the complete list + H5PLibraryDetails.currentContent = H5PLibraryDetails.library.content; + } + else if (H5PLibraryDetails.filterCache[searchString]) { + // If search is cached, no need to filter + H5PLibraryDetails.currentContent = H5PLibraryDetails.filterCache[searchString]; + } + else { + var listToFilter = H5PLibraryDetails.library.content; + + // Check if we can filter the already filtered results (for performance) + if (searchString.length > 1 && H5PLibraryDetails.currentFilter === searchString.substr(0, H5PLibraryDetails.currentFilter.length)) { + listToFilter = H5PLibraryDetails.currentContent; + } + H5PLibraryDetails.currentContent = $.grep(listToFilter, function (content) { + return content.title && content.title.match(new RegExp(searchString, 'i')); + }); + } + + H5PLibraryDetails.currentFilter = searchString; + // Cache the current result + H5PLibraryDetails.filterCache[searchString] = H5PLibraryDetails.currentContent; + H5PLibraryDetails.currentPage = 0; + H5PLibraryDetails.createContentTable(); + + // Display search results: + if (H5PLibraryDetails.$searchResults) { + H5PLibraryDetails.$searchResults.remove(); + } + if (searchString.trim().length > 0) { + H5PLibraryDetails.$searchResults = $('' + H5PLibraryDetails.currentContent.length + ' hits on ' + H5PLibraryDetails.currentFilter + ''); + H5PLibraryDetails.$search.append(H5PLibraryDetails.$searchResults); + } + H5PLibraryDetails.updatePager(); + }; + + var inputTimer; + $('input', H5PLibraryDetails.$search).on('change keypress paste input', function () { + // Here we start the filtering + // We wait at least 500 ms after last input to perform search + if (inputTimer) { + clearTimeout(inputTimer); + } + + inputTimer = setTimeout( function () { + performSeach(); + }, 500); + }); + + H5PLibraryDetails.$content.append(H5PLibraryDetails.$search); + }; + + /** + * Creates the page size selector + */ + H5PLibraryDetails.createPageSizeSelector = function () { + H5PLibraryDetails.$search.append('
    ' + H5PLibraryDetails.library.translations.pageSizeSelectorLabel + ':102050100200
    '); + + // Listen to clicks on the page size selector: + $('.h5p-admin-pager-size-selector > span', H5PLibraryDetails.$search).on('click', function () { + H5PLibraryDetails.PAGER_SIZE = $(this).data('page-size'); + $('.h5p-admin-pager-size-selector > span', H5PLibraryDetails.$search).removeClass('selected'); + $(this).addClass('selected'); + H5PLibraryDetails.currentPage = 0; + H5PLibraryDetails.createContentTable(); + H5PLibraryDetails.updatePager(); + }); + }; + + // Initialize me: + $(document).ready(function () { + if (!H5PLibraryDetails.initialized) { + H5PLibraryDetails.initialized = true; + H5PLibraryDetails.init(); + } + }); + +})(H5P.jQuery); diff --git a/src/core/h5p/assets/js/h5p-library-list.js b/src/core/h5p/assets/js/h5p-library-list.js new file mode 100644 index 000000000..344b73672 --- /dev/null +++ b/src/core/h5p/assets/js/h5p-library-list.js @@ -0,0 +1,140 @@ +/* global H5PAdminIntegration H5PUtils */ +var H5PLibraryList = H5PLibraryList || {}; + +(function ($) { + + /** + * Initializing + */ + H5PLibraryList.init = function () { + var $adminContainer = H5P.jQuery(H5PAdminIntegration.containerSelector).html(''); + + var libraryList = H5PAdminIntegration.libraryList; + if (libraryList.notCached) { + $adminContainer.append(H5PUtils.getRebuildCache(libraryList.notCached)); + } + + // Create library list + $adminContainer.append(H5PLibraryList.createLibraryList(H5PAdminIntegration.libraryList)); + }; + + /** + * Create the library list + * + * @param {object} libraries List of libraries and headers + */ + H5PLibraryList.createLibraryList = function (libraries) { + var t = H5PAdminIntegration.l10n; + if (libraries.listData === undefined || libraries.listData.length === 0) { + return $('
    ' + t.NA + '
    '); + } + + // Create table + var $table = H5PUtils.createTable(libraries.listHeaders); + $table.addClass('libraries'); + + // Add libraries + $.each (libraries.listData, function (index, library) { + var $libraryRow = H5PUtils.createTableRow([ + library.title, + '', + { + text: library.numContent, + class: 'h5p-admin-center' + }, + { + text: library.numContentDependencies, + class: 'h5p-admin-center' + }, + { + text: library.numLibraryDependencies, + class: 'h5p-admin-center' + }, + '
    ' + + '' + + (library.detailsUrl ? '' : '') + + (library.deleteUrl ? '' : '') + + '
    ' + ]); + + H5PLibraryList.addRestricted($('.h5p-admin-restricted', $libraryRow), library.restrictedUrl, library.restricted); + + var hasContent = !(library.numContent === '' || library.numContent === 0); + if (library.upgradeUrl === null) { + $('.h5p-admin-upgrade-library', $libraryRow).remove(); + } + else if (library.upgradeUrl === false || !hasContent) { + $('.h5p-admin-upgrade-library', $libraryRow).attr('disabled', true); + } + else { + $('.h5p-admin-upgrade-library', $libraryRow).attr('title', t.upgradeLibrary).click(function () { + window.location.href = library.upgradeUrl; + }); + } + + // Open details view when clicked + $('.h5p-admin-view-library', $libraryRow).on('click', function () { + window.location.href = library.detailsUrl; + }); + + var $deleteButton = $('.h5p-admin-delete-library', $libraryRow); + if (libraries.notCached !== undefined || + hasContent || + (library.numContentDependencies !== '' && + library.numContentDependencies !== 0) || + (library.numLibraryDependencies !== '' && + library.numLibraryDependencies !== 0)) { + // Disabled delete if content. + $deleteButton.attr('disabled', true); + } + else { + // Go to delete page om click. + $deleteButton.attr('title', t.deleteLibrary).on('click', function () { + window.location.href = library.deleteUrl; + }); + } + + $table.append($libraryRow); + }); + + return $table; + }; + + H5PLibraryList.addRestricted = function ($checkbox, url, selected) { + if (selected === null) { + $checkbox.remove(); + } + else { + $checkbox.change(function () { + $checkbox.attr('disabled', true); + + $.ajax({ + dataType: 'json', + url: url, + cache: false + }).fail(function () { + $checkbox.attr('disabled', false); + + // Reset + $checkbox.attr('checked', !$checkbox.is(':checked')); + }).done(function (result) { + url = result.url; + $checkbox.attr('disabled', false); + }); + }); + + if (selected) { + $checkbox.attr('checked', true); + } + } + }; + + // Initialize me: + $(document).ready(function () { + if (!H5PLibraryList.initialized) { + H5PLibraryList.initialized = true; + H5PLibraryList.init(); + } + }); + +})(H5P.jQuery); diff --git a/src/core/h5p/assets/js/h5p-resizer.js b/src/core/h5p/assets/js/h5p-resizer.js new file mode 100644 index 000000000..ed78724ec --- /dev/null +++ b/src/core/h5p/assets/js/h5p-resizer.js @@ -0,0 +1,131 @@ +// H5P iframe Resizer +(function () { + if (!window.postMessage || !window.addEventListener || window.h5pResizerInitialized) { + return; // Not supported + } + window.h5pResizerInitialized = true; + + // Map actions to handlers + var actionHandlers = {}; + + /** + * Prepare iframe resize. + * + * @private + * @param {Object} iframe Element + * @param {Object} data Payload + * @param {Function} respond Send a response to the iframe + */ + actionHandlers.hello = function (iframe, data, respond) { + // Make iframe responsive + iframe.style.width = '100%'; + + // Bugfix for Chrome: Force update of iframe width. If this is not done the + // document size may not be updated before the content resizes. + iframe.getBoundingClientRect(); + + // Tell iframe that it needs to resize when our window resizes + var resize = function () { + if (iframe.contentWindow) { + // Limit resize calls to avoid flickering + respond('resize'); + } + else { + // Frame is gone, unregister. + window.removeEventListener('resize', resize); + } + }; + window.addEventListener('resize', resize, false); + + // Respond to let the iframe know we can resize it + respond('hello'); + }; + + /** + * Prepare iframe resize. + * + * @private + * @param {Object} iframe Element + * @param {Object} data Payload + * @param {Function} respond Send a response to the iframe + */ + actionHandlers.prepareResize = function (iframe, data, respond) { + // Do not resize unless page and scrolling differs + if (iframe.clientHeight !== data.scrollHeight || + data.scrollHeight !== data.clientHeight) { + + // Reset iframe height, in case content has shrinked. + iframe.style.height = data.clientHeight + 'px'; + respond('resizePrepared'); + } + }; + + /** + * Resize parent and iframe to desired height. + * + * @private + * @param {Object} iframe Element + * @param {Object} data Payload + * @param {Function} respond Send a response to the iframe + */ + actionHandlers.resize = function (iframe, data) { + // Resize iframe so all content is visible. Use scrollHeight to make sure we get everything + iframe.style.height = data.scrollHeight + 'px'; + }; + + /** + * Keyup event handler. Exits full screen on escape. + * + * @param {Event} event + */ + var escape = function (event) { + if (event.keyCode === 27) { + exitFullScreen(); + } + }; + + // Listen for messages from iframes + window.addEventListener('message', function receiveMessage(event) { + if (event.data.context !== 'h5p') { + return; // Only handle h5p requests. + } + + // Find out who sent the message + var iframe, iframes = document.getElementsByTagName('iframe'); + for (var i = 0; i < iframes.length; i++) { + if (iframes[i].contentWindow === event.source) { + iframe = iframes[i]; + break; + } + } + + if (!iframe) { + return; // Cannot find sender + } + + // Find action handler handler + if (actionHandlers[event.data.action]) { + actionHandlers[event.data.action](iframe, event.data, function respond(action, data) { + if (data === undefined) { + data = {}; + } + data.action = action; + data.context = 'h5p'; + event.source.postMessage(data, event.origin); + }); + } + }, false); + + // Let h5p iframes know we're ready! + var iframes = document.getElementsByTagName('iframe'); + var ready = { + context: 'h5p', + action: 'ready' + }; + for (var i = 0; i < iframes.length; i++) { + if (iframes[i].src.indexOf('h5p') !== -1) { + iframes[i].contentWindow.postMessage(ready, '*'); + } + } + +})(); diff --git a/src/core/h5p/assets/js/h5p-utils.js b/src/core/h5p/assets/js/h5p-utils.js new file mode 100644 index 000000000..b5aa3334e --- /dev/null +++ b/src/core/h5p/assets/js/h5p-utils.js @@ -0,0 +1,506 @@ +/* global H5PAdminIntegration*/ +var H5PUtils = H5PUtils || {}; + +(function ($) { + /** + * Generic function for creating a table including the headers + * + * @param {array} headers List of headers + */ + H5PUtils.createTable = function (headers) { + var $table = $('
    '); + + if (headers) { + var $thead = $(''); + var $tr = $(''); + + $.each(headers, function (index, value) { + if (!(value instanceof Object)) { + value = { + html: value + }; + } + + $('', value).appendTo($tr); + }); + + $table.append($thead.append($tr)); + } + + return $table; + }; + + /** + * Generic function for creating a table row + * + * @param {array} rows Value list. Object name is used as class name in + */ + H5PUtils.createTableRow = function (rows) { + var $tr = $(''); + + $.each(rows, function (index, value) { + if (!(value instanceof Object)) { + value = { + html: value + }; + } + + $('', value).appendTo($tr); + }); + + return $tr; + }; + + /** + * Generic function for creating a field containing label and value + * + * @param {string} label The label displayed in front of the value + * @param {string} value The value + */ + H5PUtils.createLabeledField = function (label, value) { + var $field = $('
    '); + + $field.append('
    ' + label + '
    '); + $field.append('
    ' + value + '
    '); + + return $field; + }; + + /** + * Replaces placeholder fields in translation strings + * + * @param {string} template The translation template string in the following format: "$name is a $sex" + * @param {array} replacors An js object with key and values. Eg: {'$name': 'Frode', '$sex': 'male'} + */ + H5PUtils.translateReplace = function (template, replacors) { + $.each(replacors, function (key, value) { + template = template.replace(new RegExp('\\'+key, 'g'), value); + }); + return template; + }; + + /** + * Get throbber with given text. + * + * @param {String} text + * @returns {$} + */ + H5PUtils.throbber = function (text) { + return $('
    ', { + class: 'h5p-throbber', + text: text + }); + }; + + /** + * Makes it possbile to rebuild all content caches from admin UI. + * @param {Object} notCached + * @returns {$} + */ + H5PUtils.getRebuildCache = function (notCached) { + var $container = $('

    ' + notCached.message + '

    ' + notCached.progress + '

    '); + var $button = $('').appendTo($container).click(function () { + var $spinner = $('
    ', {class: 'h5p-spinner'}).replaceAll($button); + var parts = ['|', '/', '-', '\\']; + var current = 0; + var spinning = setInterval(function () { + $spinner.text(parts[current]); + current++; + if (current === parts.length) current = 0; + }, 100); + + var $counter = $container.find('.progress'); + var build = function () { + $.post(notCached.url, function (left) { + if (left === '0') { + clearInterval(spinning); + $container.remove(); + location.reload(); + } + else { + var counter = $counter.text().split(' '); + counter[0] = left; + $counter.text(counter.join(' ')); + build(); + } + }); + }; + build(); + }); + + return $container; + }; + + /** + * Generic table class with useful helpers. + * + * @class + * @param {Object} classes + * Custom html classes to use on elements. + * e.g. {tableClass: 'fixed'}. + */ + H5PUtils.Table = function (classes) { + var numCols; + var sortByCol; + var $sortCol; + var sortCol; + var sortDir; + + // Create basic table + var tableOptions = {}; + if (classes.table !== undefined) { + tableOptions['class'] = classes.table; + } + var $table = $('', tableOptions); + var $thead = $('').appendTo($table); + var $tfoot = $('').appendTo($table); + var $tbody = $('').appendTo($table); + + /** + * Add columns to given table row. + * + * @private + * @param {jQuery} $tr Table row + * @param {(String|Object)} col Column properties + * @param {Number} id Used to seperate the columns + */ + var addCol = function ($tr, col, id) { + var options = { + on: {} + }; + + if (!(col instanceof Object)) { + options.text = col; + } + else { + if (col.text !== undefined) { + options.text = col.text; + } + if (col.class !== undefined) { + options.class = col.class; + } + + if (sortByCol !== undefined && col.sortable === true) { + // Make sortable + options.role = 'button'; + options.tabIndex = 0; + + // This is the first sortable column, use as default sort + if (sortCol === undefined) { + sortCol = id; + sortDir = 0; + } + + // This is the sort column + if (sortCol === id) { + options['class'] = 'h5p-sort'; + if (sortDir === 1) { + options['class'] += ' h5p-reverse'; + } + } + + options.on.click = function () { + sort($th, id); + }; + options.on.keypress = function (event) { + if ((event.charCode || event.keyCode) === 32) { // Space + sort($th, id); + } + }; + } + } + + // Append + var $th = $(''); + var $tr = $('').appendTo($newThead); + for (var i = 0; i < cols.length; i++) { + addCol($tr, cols[i], i); + } + + // Update DOM + $thead.replaceWith($newThead); + $thead = $newThead; + }; + + /** + * Set table rows. + * + * @public + * @param {Array} rows Table rows with cols: [[1,'hello',3],[2,'asd',6]] + */ + this.setRows = function (rows) { + var $newTbody = $(''); + + for (var i = 0; i < rows.length; i++) { + var $tr = $('').appendTo($newTbody); + + for (var j = 0; j < rows[i].length; j++) { + $(''); + var $tr = $('').appendTo($newTbody); + $(''); + var $tr = $('').appendTo($newTfoot); + $('\s*$/g,At={option:[1,""],legend:[1,"
    ","
    "],area:[1,"",""],param:[1,"",""],thead:[1,"
    ', options).appendTo($tr); + if (sortCol === id) { + $sortCol = $th; // Default sort column + } + }; + + /** + * Updates the UI when a column header has been clicked. + * Triggers sorting callback. + * + * @private + * @param {jQuery} $th Table header + * @param {Number} id Used to seperate the columns + */ + var sort = function ($th, id) { + if (id === sortCol) { + // Change sorting direction + if (sortDir === 0) { + sortDir = 1; + $th.addClass('h5p-reverse'); + } + else { + sortDir = 0; + $th.removeClass('h5p-reverse'); + } + } + else { + // Change sorting column + $sortCol.removeClass('h5p-sort').removeClass('h5p-reverse'); + $sortCol = $th.addClass('h5p-sort'); + sortCol = id; + sortDir = 0; + } + + sortByCol({ + by: sortCol, + dir: sortDir + }); + }; + + /** + * Set table headers. + * + * @public + * @param {Array} cols + * Table header data. Can be strings or objects with options like + * "text" and "sortable". E.g. + * [{text: 'Col 1', sortable: true}, 'Col 2', 'Col 3'] + * @param {Function} sort Callback which is runned when sorting changes + * @param {Object} [order] + */ + this.setHeaders = function (cols, sort, order) { + numCols = cols.length; + sortByCol = sort; + + if (order) { + sortCol = order.by; + sortDir = order.dir; + } + + // Create new head + var $newThead = $('
    ', { + html: rows[i][j] + }).appendTo($tr); + } + } + + $tbody.replaceWith($newTbody); + $tbody = $newTbody; + + return $tbody; + }; + + /** + * Set custom table body content. This can be a message or a throbber. + * Will cover all table columns. + * + * @public + * @param {jQuery} $content Custom content + */ + this.setBody = function ($content) { + var $newTbody = $('
    ', { + colspan: numCols + }).append($content).appendTo($tr); + $tbody.replaceWith($newTbody); + $tbody = $newTbody; + }; + + /** + * Set custom table foot content. This can be a pagination widget. + * Will cover all table columns. + * + * @public + * @param {jQuery} $content Custom content + */ + this.setFoot = function ($content) { + var $newTfoot = $('
    ', { + colspan: numCols + }).append($content).appendTo($tr); + $tfoot.replaceWith($newTfoot); + }; + + + /** + * Appends the table to the given container. + * + * @public + * @param {jQuery} $container + */ + this.appendTo = function ($container) { + $table.appendTo($container); + }; + }; + + /** + * Generic pagination class. Creates a useful pagination widget. + * + * @class + * @param {Number} num Total number of items to pagiate. + * @param {Number} limit Number of items to dispaly per page. + * @param {Function} goneTo + * Callback which is fired when the user wants to go to another page. + * @param {Object} l10n + * Localization / translations. e.g. + * { + * currentPage: 'Page $current of $total', + * nextPage: 'Next page', + * previousPage: 'Previous page' + * } + */ + H5PUtils.Pagination = function (num, limit, goneTo, l10n) { + var current = 0; + var pages = Math.ceil(num / limit); + + // Create components + + // Previous button + var $left = $(''; + } + if (contentData.displayOptions.export && contentData.displayOptions.copy) { + html += '
    or
    '; + } + if (contentData.displayOptions.copy) { + html += ''; + } + + const dialog = new H5P.Dialog('reuse', H5P.t('reuseContent'), html, $element); + + // Selecting embed code when dialog is opened + H5P.jQuery(dialog).on('dialog-opened', function (e, $dialog) { + H5P.jQuery('More Info').click(function (e) { + e.stopPropagation(); + }).appendTo($dialog.find('h2')); + $dialog.find('.h5p-download-button').click(function () { + window.location.href = contentData.exportUrl; + instance.triggerXAPI('downloaded'); + dialog.close(); + }); + $dialog.find('.h5p-copy-button').click(function () { + const item = new H5P.ClipboardItem(library); + item.contentId = contentId; + H5P.setClipboard(item); + instance.triggerXAPI('copied'); + dialog.close(); + H5P.attachToastTo( + H5P.jQuery('.h5p-content:first')[0], + H5P.t('contentCopied'), + { + position: { + horizontal: 'centered', + vertical: 'centered', + noOverflowX: true + } + } + ); + }); + H5P.trigger(instance, 'resize'); + }).on('dialog-closed', function () { + H5P.trigger(instance, 'resize'); + }); + + dialog.open(); +}; + +/** + * Display a dialog containing the embed code. + * + * @param {H5P.jQuery} $element + * Element to insert dialog after. + * @param {string} embedCode + * The embed code. + * @param {string} resizeCode + * The advanced resize code + * @param {Object} size + * The content's size. + * @param {number} size.width + * @param {number} size.height + */ +H5P.openEmbedDialog = function ($element, embedCode, resizeCode, size, instance) { + var fullEmbedCode = embedCode + resizeCode; + var dialog = new H5P.Dialog('embed', H5P.t('embed'), '' + H5P.t('size') + ': × px
    ' + H5P.t('showAdvanced') + '

    ' + H5P.t('advancedHelp') + '

    ', $element); + + // Selecting embed code when dialog is opened + H5P.jQuery(dialog).on('dialog-opened', function (event, $dialog) { + var $inner = $dialog.find('.h5p-inner'); + var $scroll = $inner.find('.h5p-scroll-content'); + var diff = $scroll.outerHeight() - $scroll.innerHeight(); + var positionInner = function () { + H5P.trigger(instance, 'resize'); + }; + + // Handle changing of width/height + var $w = $dialog.find('.h5p-embed-size:eq(0)'); + var $h = $dialog.find('.h5p-embed-size:eq(1)'); + var getNum = function ($e, d) { + var num = parseFloat($e.val()); + if (isNaN(num)) { + return d; + } + return Math.ceil(num); + }; + var updateEmbed = function () { + $dialog.find('.h5p-embed-code-container:first').val(fullEmbedCode.replace(':w', getNum($w, size.width)).replace(':h', getNum($h, size.height))); + }; + + $w.change(updateEmbed); + $h.change(updateEmbed); + updateEmbed(); + + // Select text and expand textareas + $dialog.find('.h5p-embed-code-container').each(function () { + H5P.jQuery(this).css('height', this.scrollHeight + 'px').focus(function () { + H5P.jQuery(this).select(); + }); + }); + $dialog.find('.h5p-embed-code-container').eq(0).select(); + positionInner(); + + // Expand advanced embed + var expand = function () { + var $expander = H5P.jQuery(this); + var $content = $expander.next(); + if ($content.is(':visible')) { + $expander.removeClass('h5p-open').text(H5P.t('showAdvanced')); + $content.hide(); + } + else { + $expander.addClass('h5p-open').text(H5P.t('hideAdvanced')); + $content.show(); + } + $dialog.find('.h5p-embed-code-container').each(function () { + H5P.jQuery(this).css('height', this.scrollHeight + 'px'); + }); + positionInner(); + }; + $dialog.find('.h5p-expander').click(expand).keypress(function (event) { + if (event.keyCode === 32) { + expand.apply(this); + } + }); + }).on('dialog-closed', function () { + H5P.trigger(instance, 'resize'); + }); + + dialog.open(); +}; + +/** + * Show a toast message. + * + * The reference element could be dom elements the toast should be attached to, + * or e.g. the document body for general toast messages. + * + * @param {DOM} element Reference element to show toast message for. + * @param {string} message Message to show. + * @param {object} [config] Configuration. + * @param {string} [config.style=h5p-toast] Style name for the tooltip. + * @param {number} [config.duration=3000] Toast message length in ms. + * @param {object} [config.position] Relative positioning of the toast. + * @param {string} [config.position.horizontal=centered] [before|left|centered|right|after]. + * @param {string} [config.position.vertical=below] [above|top|centered|bottom|below]. + * @param {number} [config.position.offsetHorizontal=0] Extra horizontal offset. + * @param {number} [config.position.offsetVertical=0] Extra vetical offset. + * @param {boolean} [config.position.noOverflowLeft=false] True to prevent overflow left. + * @param {boolean} [config.position.noOverflowRight=false] True to prevent overflow right. + * @param {boolean} [config.position.noOverflowTop=false] True to prevent overflow top. + * @param {boolean} [config.position.noOverflowBottom=false] True to prevent overflow bottom. + * @param {boolean} [config.position.noOverflowX=false] True to prevent overflow left and right. + * @param {boolean} [config.position.noOverflowY=false] True to prevent overflow top and bottom. + * @param {object} [config.position.overflowReference=document.body] DOM reference for overflow. + */ +H5P.attachToastTo = function (element, message, config) { + if (element === undefined || message === undefined) { + return; + } + + const eventPath = function (evt) { + var path = (evt.composedPath && evt.composedPath()) || evt.path; + var target = evt.target; + + if (path != null) { + // Safari doesn't include Window, but it should. + return (path.indexOf(window) < 0) ? path.concat(window) : path; + } + + if (target === window) { + return [window]; + } + + function getParents(node, memo) { + memo = memo || []; + var parentNode = node.parentNode; + + if (!parentNode) { + return memo; + } + else { + return getParents(parentNode, memo.concat(parentNode)); + } + } + + return [target].concat(getParents(target), window); + }; + + /** + * Handle click while toast is showing. + */ + const clickHandler = function (event) { + /* + * A common use case will be to attach toasts to buttons that are clicked. + * The click would remove the toast message instantly without this check. + * Children of the clicked element are also ignored. + */ + var path = eventPath(event); + if (path.indexOf(element) !== -1) { + return; + } + clearTimeout(timer); + removeToast(); + }; + + + + /** + * Remove the toast message. + */ + const removeToast = function () { + document.removeEventListener('click', clickHandler); + if (toast.parentNode) { + toast.parentNode.removeChild(toast); + } + }; + + /** + * Get absolute coordinates for the toast. + * + * @param {DOM} element Reference element to show toast message for. + * @param {DOM} toast Toast element. + * @param {object} [position={}] Relative positioning of the toast message. + * @param {string} [position.horizontal=centered] [before|left|centered|right|after]. + * @param {string} [position.vertical=below] [above|top|centered|bottom|below]. + * @param {number} [position.offsetHorizontal=0] Extra horizontal offset. + * @param {number} [position.offsetVertical=0] Extra vetical offset. + * @param {boolean} [position.noOverflowLeft=false] True to prevent overflow left. + * @param {boolean} [position.noOverflowRight=false] True to prevent overflow right. + * @param {boolean} [position.noOverflowTop=false] True to prevent overflow top. + * @param {boolean} [position.noOverflowBottom=false] True to prevent overflow bottom. + * @param {boolean} [position.noOverflowX=false] True to prevent overflow left and right. + * @param {boolean} [position.noOverflowY=false] True to prevent overflow top and bottom. + * @return {object} + */ + const getToastCoordinates = function (element, toast, position) { + position = position || {}; + position.offsetHorizontal = position.offsetHorizontal || 0; + position.offsetVertical = position.offsetVertical || 0; + + const toastRect = toast.getBoundingClientRect(); + const elementRect = element.getBoundingClientRect(); + + let left = 0; + let top = 0; + + // Compute horizontal position + switch (position.horizontal) { + case 'before': + left = elementRect.left - toastRect.width - position.offsetHorizontal; + break; + case 'after': + left = elementRect.left + elementRect.width + position.offsetHorizontal; + break; + case 'left': + left = elementRect.left + position.offsetHorizontal; + break; + case 'right': + left = elementRect.left + elementRect.width - toastRect.width - position.offsetHorizontal; + break; + case 'centered': + left = elementRect.left + elementRect.width / 2 - toastRect.width / 2 + position.offsetHorizontal; + break; + default: + left = elementRect.left + elementRect.width / 2 - toastRect.width / 2 + position.offsetHorizontal; + } + + // Compute vertical position + switch (position.vertical) { + case 'above': + top = elementRect.top - toastRect.height - position.offsetVertical; + break; + case 'below': + top = elementRect.top + elementRect.height + position.offsetVertical; + break; + case 'top': + top = elementRect.top + position.offsetVertical; + break; + case 'bottom': + top = elementRect.top + elementRect.height - toastRect.height - position.offsetVertical; + break; + case 'centered': + top = elementRect.top + elementRect.height / 2 - toastRect.height / 2 + position.offsetVertical; + break; + default: + top = elementRect.top + elementRect.height + position.offsetVertical; + } + + // Prevent overflow + const overflowElement = document.body; + const bounds = overflowElement.getBoundingClientRect(); + if ((position.noOverflowLeft || position.noOverflowX) && (left < bounds.x)) { + left = bounds.x; + } + if ((position.noOverflowRight || position.noOverflowX) && ((left + toastRect.width) > (bounds.x + bounds.width))) { + left = bounds.x + bounds.width - toastRect.width; + } + if ((position.noOverflowTop || position.noOverflowY) && (top < bounds.y)) { + top = bounds.y; + } + if ((position.noOverflowBottom || position.noOverflowY) && ((top + toastRect.height) > (bounds.y + bounds.height))) { + left = bounds.y + bounds.height - toastRect.height; + } + + return {left: left, top: top}; + }; + + // Sanitization + config = config || {}; + config.style = config.style || 'h5p-toast'; + config.duration = config.duration || 3000; + + // Build toast + const toast = document.createElement('div'); + toast.setAttribute('id', config.style); + toast.classList.add('h5p-toast-disabled'); + toast.classList.add(config.style); + + const msg = document.createElement('span'); + msg.innerHTML = message; + toast.appendChild(msg); + + document.body.appendChild(toast); + + // The message has to be set before getting the coordinates + const coordinates = getToastCoordinates(element, toast, config.position); + toast.style.left = Math.round(coordinates.left) + 'px'; + toast.style.top = Math.round(coordinates.top) + 'px'; + + toast.classList.remove('h5p-toast-disabled'); + const timer = setTimeout(removeToast, config.duration); + + // The toast can also be removed by clicking somewhere + document.addEventListener('click', clickHandler); +}; + +/** + * Copyrights for a H5P Content Library. + * + * @class + */ +H5P.ContentCopyrights = function () { + var label; + var media = []; + var content = []; + + /** + * Set label. + * + * @param {string} newLabel + */ + this.setLabel = function (newLabel) { + label = newLabel; + }; + + /** + * Add sub content. + * + * @param {H5P.MediaCopyright} newMedia + */ + this.addMedia = function (newMedia) { + if (newMedia !== undefined) { + media.push(newMedia); + } + }; + + /** + * Add sub content in front. + * + * @param {H5P.MediaCopyright} newMedia + */ + this.addMediaInFront = function (newMedia) { + if (newMedia !== undefined) { + media.unshift(newMedia); + } + }; + + /** + * Add sub content. + * + * @param {H5P.ContentCopyrights} newContent + */ + this.addContent = function (newContent) { + if (newContent !== undefined) { + content.push(newContent); + } + }; + + /** + * Print content copyright. + * + * @returns {string} HTML. + */ + this.toString = function () { + var html = ''; + + // Add media rights + for (var i = 0; i < media.length; i++) { + html += media[i]; + } + + // Add sub content rights + for (i = 0; i < content.length; i++) { + html += content[i]; + } + + + if (html !== '') { + // Add a label to this info + if (label !== undefined) { + html = '

    ' + label + '

    ' + html; + } + + // Add wrapper + html = '
    ' + html + '
    '; + } + + return html; + }; +}; + +/** + * A ordered list of copyright fields for media. + * + * @class + * @param {Object} copyright + * Copyright information fields. + * @param {Object} [labels] + * Translation of labels. + * @param {Array} [order] + * Order of the fields. + * @param {Object} [extraFields] + * Add extra copyright fields. + */ +H5P.MediaCopyright = function (copyright, labels, order, extraFields) { + var thumbnail; + var list = new H5P.DefinitionList(); + + /** + * Get translated label for field. + * + * @private + * @param {string} fieldName + * @returns {string} + */ + var getLabel = function (fieldName) { + if (labels === undefined || labels[fieldName] === undefined) { + return H5P.t(fieldName); + } + + return labels[fieldName]; + }; + + /** + * Get humanized value for the license field. + * + * @private + * @param {string} license + * @param {string} [version] + * @returns {string} + */ + var humanizeLicense = function (license, version) { + var copyrightLicense = H5P.copyrightLicenses[license]; + + // Build license string + var value = ''; + if (!(license === 'PD' && version)) { + // Add license label + value += (copyrightLicense.hasOwnProperty('label') ? copyrightLicense.label : copyrightLicense); + } + + // Check for version info + var versionInfo; + if (copyrightLicense.versions) { + if (copyrightLicense.versions.default && (!version || !copyrightLicense.versions[version])) { + version = copyrightLicense.versions.default; + } + if (version && copyrightLicense.versions[version]) { + versionInfo = copyrightLicense.versions[version]; + } + } + + if (versionInfo) { + // Add license version + if (value) { + value += ' '; + } + value += (versionInfo.hasOwnProperty('label') ? versionInfo.label : versionInfo); + } + + // Add link if specified + var link; + if (copyrightLicense.hasOwnProperty('link')) { + link = copyrightLicense.link.replace(':version', copyrightLicense.linkVersions ? copyrightLicense.linkVersions[version] : version); + } + else if (versionInfo && copyrightLicense.hasOwnProperty('link')) { + link = versionInfo.link; + } + if (link) { + value = '' + value + ''; + } + + // Generate parenthesis + var parenthesis = ''; + if (license !== 'PD' && license !== 'C') { + parenthesis += license; + } + if (version && version !== 'CC0 1.0') { + if (parenthesis && license !== 'GNU GPL') { + parenthesis += ' '; + } + parenthesis += version; + } + if (parenthesis) { + value += ' (' + parenthesis + ')'; + } + if (license === 'C') { + value += ' ©'; + } + + return value; + }; + + if (copyright !== undefined) { + // Add the extra fields + for (var field in extraFields) { + if (extraFields.hasOwnProperty(field)) { + copyright[field] = extraFields[field]; + } + } + + if (order === undefined) { + // Set default order + order = ['contentType', 'title', 'license', 'author', 'year', 'source', 'licenseExtras', 'changes']; + } + + for (var i = 0; i < order.length; i++) { + var fieldName = order[i]; + if (copyright[fieldName] !== undefined && copyright[fieldName] !== '') { + var humanValue = copyright[fieldName]; + if (fieldName === 'license') { + humanValue = humanizeLicense(copyright.license, copyright.version); + } + if (fieldName === 'source') { + humanValue = (humanValue) ? '' + humanValue + '' : undefined; + } + list.add(new H5P.Field(getLabel(fieldName), humanValue)); + } + } + } + + /** + * Set thumbnail. + * + * @param {H5P.Thumbnail} newThumbnail + */ + this.setThumbnail = function (newThumbnail) { + thumbnail = newThumbnail; + }; + + /** + * Checks if this copyright is undisclosed. + * I.e. only has the license attribute set, and it's undisclosed. + * + * @returns {boolean} + */ + this.undisclosed = function () { + if (list.size() === 1) { + var field = list.get(0); + if (field.getLabel() === getLabel('license') && field.getValue() === humanizeLicense('U')) { + return true; + } + } + return false; + }; + + /** + * Print media copyright. + * + * @returns {string} HTML. + */ + this.toString = function () { + var html = ''; + + if (this.undisclosed()) { + return html; // No need to print a copyright with a single undisclosed license. + } + + if (thumbnail !== undefined) { + html += thumbnail; + } + html += list; + + if (html !== '') { + html = ''; + } + + return html; + }; +}; + +/** + * A simple and elegant class for creating thumbnails of images. + * + * @class + * @param {string} source + * @param {number} width + * @param {number} height + */ +H5P.Thumbnail = function (source, width, height) { + var thumbWidth, thumbHeight = 100; + if (width !== undefined) { + thumbWidth = Math.round(thumbHeight * (width / height)); + } + + /** + * Print thumbnail. + * + * @returns {string} HTML. + */ + this.toString = function () { + return '' + H5P.t('thumbnail') + ''; + }; +}; + +/** + * Simple data structure class for storing a single field. + * + * @class + * @param {string} label + * @param {string} value + */ +H5P.Field = function (label, value) { + /** + * Public. Get field label. + * + * @returns {String} + */ + this.getLabel = function () { + return label; + }; + + /** + * Public. Get field value. + * + * @returns {String} + */ + this.getValue = function () { + return value; + }; +}; + +/** + * Simple class for creating a definition list. + * + * @class + */ +H5P.DefinitionList = function () { + var fields = []; + + /** + * Add field to list. + * + * @param {H5P.Field} field + */ + this.add = function (field) { + fields.push(field); + }; + + /** + * Get Number of fields. + * + * @returns {number} + */ + this.size = function () { + return fields.length; + }; + + /** + * Get field at given index. + * + * @param {number} index + * @returns {H5P.Field} + */ + this.get = function (index) { + return fields[index]; + }; + + /** + * Print definition list. + * + * @returns {string} HTML. + */ + this.toString = function () { + var html = ''; + for (var i = 0; i < fields.length; i++) { + var field = fields[i]; + html += '
    ' + field.getLabel() + '
    ' + field.getValue() + '
    '; + } + return (html === '' ? html : '
    ' + html + '
    '); + }; +}; + +/** + * THIS FUNCTION/CLASS IS DEPRECATED AND WILL BE REMOVED. + * + * Helper object for keeping coordinates in the same format all over. + * + * @deprecated + * Will be removed march 2016. + * @class + * @param {number} x + * @param {number} y + * @param {number} w + * @param {number} h + */ +H5P.Coords = function (x, y, w, h) { + if ( !(this instanceof H5P.Coords) ) + return new H5P.Coords(x, y, w, h); + + /** @member {number} */ + this.x = 0; + /** @member {number} */ + this.y = 0; + /** @member {number} */ + this.w = 1; + /** @member {number} */ + this.h = 1; + + if (typeof(x) === 'object') { + this.x = x.x; + this.y = x.y; + this.w = x.w; + this.h = x.h; + } + else { + if (x !== undefined) { + this.x = x; + } + if (y !== undefined) { + this.y = y; + } + if (w !== undefined) { + this.w = w; + } + if (h !== undefined) { + this.h = h; + } + } + return this; +}; + +/** + * Parse library string into values. + * + * @param {string} library + * library in the format "machineName majorVersion.minorVersion" + * @returns {Object} + * library as an object with machineName, majorVersion and minorVersion properties + * return false if the library parameter is invalid + */ +H5P.libraryFromString = function (library) { + var regExp = /(.+)\s(\d+)\.(\d+)$/g; + var res = regExp.exec(library); + if (res !== null) { + return { + 'machineName': res[1], + 'majorVersion': parseInt(res[2]), + 'minorVersion': parseInt(res[3]) + }; + } + else { + return false; + } +}; + +/** + * Get the path to the library + * + * @param {string} library + * The library identifier in the format "machineName-majorVersion.minorVersion". + * @returns {string} + * The full path to the library. + */ +H5P.getLibraryPath = function (library) { + if (H5PIntegration.urlLibraries !== undefined) { + // This is an override for those implementations that has a different libraries URL, e.g. Moodle + return H5PIntegration.urlLibraries + '/' + library; + } + else { + return H5PIntegration.url + '/libraries/' + library; + } +}; + +/** + * Recursivly clone the given object. + * + * @param {Object|Array} object + * Object to clone. + * @param {boolean} [recursive] + * @returns {Object|Array} + * A clone of object. + */ +H5P.cloneObject = function (object, recursive) { + // TODO: Consider if this needs to be in core. Doesn't $.extend do the same? + var clone = object instanceof Array ? [] : {}; + + for (var i in object) { + if (object.hasOwnProperty(i)) { + if (recursive !== undefined && recursive && typeof object[i] === 'object') { + clone[i] = H5P.cloneObject(object[i], recursive); + } + else { + clone[i] = object[i]; + } + } + } + + return clone; +}; + +/** + * Remove all empty spaces before and after the value. + * + * @param {string} value + * @returns {string} + */ +H5P.trim = function (value) { + return value.replace(/^\s+|\s+$/g, ''); + + // TODO: Only include this or String.trim(). What is best? + // I'm leaning towards implementing the missing ones: http://kangax.github.io/compat-table/es5/ + // So should we make this function deprecated? +}; + +/** + * Check if JavaScript path/key is loaded. + * + * @param {string} path + * @returns {boolean} + */ +H5P.jsLoaded = function (path) { + H5PIntegration.loadedJs = H5PIntegration.loadedJs || []; + return H5P.jQuery.inArray(path, H5PIntegration.loadedJs) !== -1; +}; + +/** + * Check if styles path/key is loaded. + * + * @param {string} path + * @returns {boolean} + */ +H5P.cssLoaded = function (path) { + H5PIntegration.loadedCss = H5PIntegration.loadedCss || []; + return H5P.jQuery.inArray(path, H5PIntegration.loadedCss) !== -1; +}; + +/** + * Shuffle an array in place. + * + * @param {Array} array + * Array to shuffle + * @returns {Array} + * The passed array is returned for chaining. + */ +H5P.shuffleArray = function (array) { + // TODO: Consider if this should be a part of core. I'm guessing very few libraries are going to use it. + if (!(array instanceof Array)) { + return; + } + + var i = array.length, j, tempi, tempj; + if ( i === 0 ) return false; + while ( --i ) { + j = Math.floor( Math.random() * ( i + 1 ) ); + tempi = array[i]; + tempj = array[j]; + array[i] = tempj; + array[j] = tempi; + } + return array; +}; + +/** + * Post finished results for user. + * + * @deprecated + * Do not use this function directly, trigger the finish event instead. + * Will be removed march 2016 + * @param {number} contentId + * Identifies the content + * @param {number} score + * Achieved score/points + * @param {number} maxScore + * The maximum score/points that can be achieved + * @param {number} [time] + * Reported time consumption/usage + */ +H5P.setFinished = function (contentId, score, maxScore, time) { + var validScore = typeof score === 'number' || score instanceof Number; + if (validScore && H5PIntegration.postUserStatistics === true) { + /** + * Return unix timestamp for the given JS Date. + * + * @private + * @param {Date} date + * @returns {Number} + */ + var toUnix = function (date) { + return Math.round(date.getTime() / 1000); + }; + + // Post the results + const data = { + contentId: contentId, + score: score, + maxScore: maxScore, + opened: toUnix(H5P.opened[contentId]), + finished: toUnix(new Date()), + time: time + }; + H5P.jQuery.post(H5PIntegration.ajax.setFinished, data) + .fail(function () { + H5P.offlineRequestQueue.add(H5PIntegration.ajax.setFinished, data); + }); + } +}; + +// Add indexOf to browsers that lack them. (IEs) +if (!Array.prototype.indexOf) { + Array.prototype.indexOf = function (needle) { + for (var i = 0; i < this.length; i++) { + if (this[i] === needle) { + return i; + } + } + return -1; + }; +} + +// Need to define trim() since this is not available on older IEs, +// and trim is used in several libs +if (String.prototype.trim === undefined) { + String.prototype.trim = function () { + return H5P.trim(this); + }; +} + +/** + * Trigger an event on an instance + * + * Helper function that triggers an event if the instance supports event handling + * + * @param {Object} instance + * Instance of H5P content + * @param {string} eventType + * Type of event to trigger + * @param {*} data + * @param {Object} extras + */ +H5P.trigger = function (instance, eventType, data, extras) { + // Try new event system first + if (instance.trigger !== undefined) { + instance.trigger(eventType, data, extras); + } + // Try deprecated event system + else if (instance.$ !== undefined && instance.$.trigger !== undefined) { + instance.$.trigger(eventType); + } +}; + +/** + * Register an event handler + * + * Helper function that registers an event handler for an event type if + * the instance supports event handling + * + * @param {Object} instance + * Instance of H5P content + * @param {string} eventType + * Type of event to listen for + * @param {H5P.EventCallback} handler + * Callback that gets triggered for events of the specified type + */ +H5P.on = function (instance, eventType, handler) { + // Try new event system first + if (instance.on !== undefined) { + instance.on(eventType, handler); + } + // Try deprecated event system + else if (instance.$ !== undefined && instance.$.on !== undefined) { + instance.$.on(eventType, handler); + } +}; + +/** + * Generate random UUID + * + * @returns {string} UUID + */ +H5P.createUUID = function () { + return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (char) { + var random = Math.random()*16|0, newChar = char === 'x' ? random : (random&0x3|0x8); + return newChar.toString(16); + }); +}; + +/** + * Create title + * + * @param {string} rawTitle + * @param {number} maxLength + * @returns {string} + */ +H5P.createTitle = function (rawTitle, maxLength) { + if (!rawTitle) { + return ''; + } + if (maxLength === undefined) { + maxLength = 60; + } + var title = H5P.jQuery('
    ') + .text( + // Strip tags + rawTitle.replace(/(<([^>]+)>)/ig,"") + // Escape + ).text(); + if (title.length > maxLength) { + title = title.substr(0, maxLength - 3) + '...'; + } + return title; +}; + +// Wrap in privates +(function ($) { + + /** + * Creates ajax requests for inserting, updateing and deleteing + * content user data. + * + * @private + * @param {number} contentId What content to store the data for. + * @param {string} dataType Identifies the set of data for this content. + * @param {string} subContentId Identifies sub content + * @param {function} [done] Callback when ajax is done. + * @param {object} [data] To be stored for future use. + * @param {boolean} [preload=false] Data is loaded when content is loaded. + * @param {boolean} [invalidate=false] Data is invalidated when content changes. + * @param {boolean} [async=true] + */ + function contentUserDataAjax(contentId, dataType, subContentId, done, data, preload, invalidate, async) { + if (H5PIntegration.user === undefined) { + // Not logged in, no use in saving. + done('Not signed in.'); + return; + } + + var options = { + url: H5PIntegration.ajax.contentUserData.replace(':contentId', contentId).replace(':dataType', dataType).replace(':subContentId', subContentId ? subContentId : 0), + dataType: 'json', + async: async === undefined ? true : async + }; + if (data !== undefined) { + options.type = 'POST'; + options.data = { + data: (data === null ? 0 : data), + preload: (preload ? 1 : 0), + invalidate: (invalidate ? 1 : 0) + }; + } + else { + options.type = 'GET'; + } + if (done !== undefined) { + options.error = function (xhr, error) { + done(error); + }; + options.success = function (response) { + if (!response.success) { + done(response.message); + return; + } + + if (response.data === false || response.data === undefined) { + done(); + return; + } + + done(undefined, response.data); + }; + } + + $.ajax(options); + } + + /** + * Get user data for given content. + * + * @param {number} contentId + * What content to get data for. + * @param {string} dataId + * Identifies the set of data for this content. + * @param {function} done + * Callback with error and data parameters. + * @param {string} [subContentId] + * Identifies which data belongs to sub content. + */ + H5P.getUserData = function (contentId, dataId, done, subContentId) { + if (!subContentId) { + subContentId = 0; // Default + } + + H5PIntegration.contents = H5PIntegration.contents || {}; + var content = H5PIntegration.contents['cid-' + contentId] || {}; + var preloadedData = content.contentUserData; + if (preloadedData && preloadedData[subContentId] && preloadedData[subContentId][dataId] !== undefined) { + if (preloadedData[subContentId][dataId] === 'RESET') { + done(undefined, null); + return; + } + try { + done(undefined, JSON.parse(preloadedData[subContentId][dataId])); + } + catch (err) { + done(err); + } + } + else { + contentUserDataAjax(contentId, dataId, subContentId, function (err, data) { + if (err || data === undefined) { + done(err, data); + return; // Error or no data + } + + // Cache in preloaded + if (content.contentUserData === undefined) { + content.contentUserData = preloadedData = {}; + } + if (preloadedData[subContentId] === undefined) { + preloadedData[subContentId] = {}; + } + preloadedData[subContentId][dataId] = data; + + // Done. Try to decode JSON + try { + done(undefined, JSON.parse(data)); + } + catch (e) { + done(e); + } + }); + } + }; + + /** + * Async error handling. + * + * @callback H5P.ErrorCallback + * @param {*} error + */ + + /** + * Set user data for given content. + * + * @param {number} contentId + * What content to get data for. + * @param {string} dataId + * Identifies the set of data for this content. + * @param {Object} data + * The data that is to be stored. + * @param {Object} [extras] + * Extra properties + * @param {string} [extras.subContentId] + * Identifies which data belongs to sub content. + * @param {boolean} [extras.preloaded=true] + * If the data should be loaded when content is loaded. + * @param {boolean} [extras.deleteOnChange=false] + * If the data should be invalidated when the content changes. + * @param {H5P.ErrorCallback} [extras.errorCallback] + * Callback with error as parameters. + * @param {boolean} [extras.async=true] + */ + H5P.setUserData = function (contentId, dataId, data, extras) { + var options = H5P.jQuery.extend(true, {}, { + subContentId: 0, + preloaded: true, + deleteOnChange: false, + async: true + }, extras); + + try { + data = JSON.stringify(data); + } + catch (err) { + if (options.errorCallback) { + options.errorCallback(err); + } + return; // Failed to serialize. + } + + var content = H5PIntegration.contents['cid-' + contentId]; + if (content === undefined) { + content = H5PIntegration.contents['cid-' + contentId] = {}; + } + if (!content.contentUserData) { + content.contentUserData = {}; + } + var preloadedData = content.contentUserData; + if (preloadedData[options.subContentId] === undefined) { + preloadedData[options.subContentId] = {}; + } + if (data === preloadedData[options.subContentId][dataId]) { + return; // No need to save this twice. + } + + preloadedData[options.subContentId][dataId] = data; + contentUserDataAjax(contentId, dataId, options.subContentId, function (error) { + if (options.errorCallback && error) { + options.errorCallback(error); + } + }, data, options.preloaded, options.deleteOnChange, options.async); + }; + + /** + * Delete user data for given content. + * + * @param {number} contentId + * What content to remove data for. + * @param {string} dataId + * Identifies the set of data for this content. + * @param {string} [subContentId] + * Identifies which data belongs to sub content. + */ + H5P.deleteUserData = function (contentId, dataId, subContentId) { + if (!subContentId) { + subContentId = 0; // Default + } + + // Remove from preloaded/cache + var preloadedData = H5PIntegration.contents['cid-' + contentId].contentUserData; + if (preloadedData && preloadedData[subContentId] && preloadedData[subContentId][dataId]) { + delete preloadedData[subContentId][dataId]; + } + + contentUserDataAjax(contentId, dataId, subContentId, undefined, null); + }; + + /** + * Function for getting content for a certain ID + * + * @param {number} contentId + * @return {Object} + */ + H5P.getContentForInstance = function (contentId) { + var key = 'cid-' + contentId; + var exists = H5PIntegration && H5PIntegration.contents && + H5PIntegration.contents[key]; + + return exists ? H5PIntegration.contents[key] : undefined; + }; + + /** + * Prepares the content parameters for storing in the clipboard. + * + * @class + * @param {Object} parameters The parameters for the content to store + * @param {string} [genericProperty] If only part of the parameters are generic, which part + * @param {string} [specificKey] If the parameters are specific, what content type does it fit + * @returns {Object} Ready for the clipboard + */ + H5P.ClipboardItem = function (parameters, genericProperty, specificKey) { + var self = this; + + /** + * Set relative dimensions when params contains a file with a width and a height. + * Very useful to be compatible with wysiwyg editors. + * + * @private + */ + var setDimensionsFromFile = function () { + if (!self.generic) { + return; + } + var params = self.specific[self.generic]; + if (!params.params.file || !params.params.file.width || !params.params.file.height) { + return; + } + + self.width = 20; // % + self.height = (params.params.file.height / params.params.file.width) * self.width; + }; + + if (!genericProperty) { + genericProperty = 'action'; + parameters = { + action: parameters + }; + } + + self.specific = parameters; + + if (genericProperty && parameters[genericProperty]) { + self.generic = genericProperty; + } + if (specificKey) { + self.from = specificKey; + } + + if (window.H5PEditor && H5PEditor.contentId) { + self.contentId = H5PEditor.contentId; + } + + if (!self.specific.width && !self.specific.height) { + setDimensionsFromFile(); + } + }; + + /** + * Store item in the H5P Clipboard. + * + * @param {H5P.ClipboardItem|*} clipboardItem + */ + H5P.clipboardify = function (clipboardItem) { + if (!(clipboardItem instanceof H5P.ClipboardItem)) { + clipboardItem = new H5P.ClipboardItem(clipboardItem); + } + H5P.setClipboard(clipboardItem); + }; + + /** + * Retrieve parsed clipboard data. + * + * @return {Object} + */ + H5P.getClipboard = function () { + return parseClipboard(); + }; + + /** + * Set item in the H5P Clipboard. + * + * @param {H5P.ClipboardItem|object} clipboardItem - Data to be set. + */ + H5P.setClipboard = function (clipboardItem) { + localStorage.setItem('h5pClipboard', JSON.stringify(clipboardItem)); + + // Trigger an event so all 'Paste' buttons may be enabled. + H5P.externalDispatcher.trigger('datainclipboard', {reset: false}); + }; + + /** + * Get config for a library + * + * @param string machineName + * @return Object + */ + H5P.getLibraryConfig = function (machineName) { + var hasConfig = H5PIntegration.libraryConfig && H5PIntegration.libraryConfig[machineName]; + return hasConfig ? H5PIntegration.libraryConfig[machineName] : {}; + }; + + /** + * Get item from the H5P Clipboard. + * + * @private + * @return {Object} + */ + var parseClipboard = function () { + var clipboardData = localStorage.getItem('h5pClipboard'); + if (!clipboardData) { + return; + } + + // Try to parse clipboard dat + try { + clipboardData = JSON.parse(clipboardData); + } + catch (err) { + console.error('Unable to parse JSON from clipboard.', err); + return; + } + + // Update file URLs and reset content Ids + recursiveUpdate(clipboardData.specific, function (path) { + var isTmpFile = (path.substr(-4, 4) === '#tmp'); + if (!isTmpFile && clipboardData.contentId && !path.match(/^https?:\/\//i)) { + // Comes from existing content + + if (H5PEditor.contentId) { + // .. to existing content + return '../' + clipboardData.contentId + '/' + path; + } + else { + // .. to new content + return (H5PEditor.contentRelUrl ? H5PEditor.contentRelUrl : '../content/') + clipboardData.contentId + '/' + path; + } + } + return path; // Will automatically be looked for in tmp folder + }); + + + if (clipboardData.generic) { + // Use reference instead of key + clipboardData.generic = clipboardData.specific[clipboardData.generic]; + } + + return clipboardData; + }; + + /** + * Update file URLs and reset content IDs. + * Useful when copying content. + * + * @private + * @param {object} params Reference + * @param {function} handler Modifies the path to work when pasted + */ + var recursiveUpdate = function (params, handler) { + for (var prop in params) { + if (params.hasOwnProperty(prop) && params[prop] instanceof Object) { + var obj = params[prop]; + if (obj.path !== undefined && obj.mime !== undefined) { + obj.path = handler(obj.path); + } + else { + if (obj.library !== undefined && obj.subContentId !== undefined) { + // Avoid multiple content with same ID + delete obj.subContentId; + } + recursiveUpdate(obj, handler); + } + } + } + }; + + // Init H5P when page is fully loadded + $(document).ready(function () { + + window.addEventListener('storage', function (event) { + // Pick up clipboard changes from other tabs + if (event.key === 'h5pClipboard') { + // Trigger an event so all 'Paste' buttons may be enabled. + H5P.externalDispatcher.trigger('datainclipboard', {reset: event.newValue === null}); + } + }); + + var ccVersions = { + 'default': '4.0', + '4.0': H5P.t('licenseCC40'), + '3.0': H5P.t('licenseCC30'), + '2.5': H5P.t('licenseCC25'), + '2.0': H5P.t('licenseCC20'), + '1.0': H5P.t('licenseCC10'), + }; + + /** + * Maps copyright license codes to their human readable counterpart. + * + * @type {Object} + */ + H5P.copyrightLicenses = { + 'U': H5P.t('licenseU'), + 'CC BY': { + label: H5P.t('licenseCCBY'), + link: 'http://creativecommons.org/licenses/by/:version', + versions: ccVersions + }, + 'CC BY-SA': { + label: H5P.t('licenseCCBYSA'), + link: 'http://creativecommons.org/licenses/by-sa/:version', + versions: ccVersions + }, + 'CC BY-ND': { + label: H5P.t('licenseCCBYND'), + link: 'http://creativecommons.org/licenses/by-nd/:version', + versions: ccVersions + }, + 'CC BY-NC': { + label: H5P.t('licenseCCBYNC'), + link: 'http://creativecommons.org/licenses/by-nc/:version', + versions: ccVersions + }, + 'CC BY-NC-SA': { + label: H5P.t('licenseCCBYNCSA'), + link: 'http://creativecommons.org/licenses/by-nc-sa/:version', + versions: ccVersions + }, + 'CC BY-NC-ND': { + label: H5P.t('licenseCCBYNCND'), + link: 'http://creativecommons.org/licenses/by-nc-nd/:version', + versions: ccVersions + }, + 'CC0 1.0': { + label: H5P.t('licenseCC010'), + link: 'https://creativecommons.org/publicdomain/zero/1.0/' + }, + 'GNU GPL': { + label: H5P.t('licenseGPL'), + link: 'http://www.gnu.org/licenses/gpl-:version-standalone.html', + linkVersions: { + 'v3': '3.0', + 'v2': '2.0', + 'v1': '1.0' + }, + versions: { + 'default': 'v3', + 'v3': H5P.t('licenseV3'), + 'v2': H5P.t('licenseV2'), + 'v1': H5P.t('licenseV1') + } + }, + 'PD': { + label: H5P.t('licensePD'), + versions: { + 'CC0 1.0': { + label: H5P.t('licenseCC010'), + link: 'https://creativecommons.org/publicdomain/zero/1.0/' + }, + 'CC PDM': { + label: H5P.t('licensePDM'), + link: 'https://creativecommons.org/publicdomain/mark/1.0/' + } + } + }, + 'ODC PDDL': 'Public Domain Dedication and Licence', + 'CC PDM': { + label: H5P.t('licensePDM'), + link: 'https://creativecommons.org/publicdomain/mark/1.0/' + }, + 'C': H5P.t('licenseC'), + }; + + /** + * Indicates if H5P is embedded on an external page using iframe. + * @member {boolean} H5P.externalEmbed + */ + + // Relay events to top window. This must be done before H5P.init + // since events may be fired on initialization. + if (H5P.isFramed && H5P.externalEmbed === false) { + H5P.externalDispatcher.on('*', function (event) { + window.parent.H5P.externalDispatcher.trigger.call(this, event); + }); + } + + /** + * Prevent H5P Core from initializing. Must be overriden before document ready. + * @member {boolean} H5P.preventInit + */ + if (!H5P.preventInit) { + // Note that this start script has to be an external resource for it to + // load in correct order in IE9. + H5P.init(document.body); + } + + if (H5PIntegration.saveFreq !== false) { + // When was the last state stored + var lastStoredOn = 0; + // Store the current state of the H5P when leaving the page. + var storeCurrentState = function () { + // Make sure at least 250 ms has passed since last save + var currentTime = new Date().getTime(); + if (currentTime - lastStoredOn > 250) { + lastStoredOn = currentTime; + for (var i = 0; i < H5P.instances.length; i++) { + var instance = H5P.instances[i]; + if (instance.getCurrentState instanceof Function || + typeof instance.getCurrentState === 'function') { + var state = instance.getCurrentState(); + if (state !== undefined) { + // Async is not used to prevent the request from being cancelled. + H5P.setUserData(instance.contentId, 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