{"version":3,"file":"loader.min.js","sources":["https:\/\/lms.klu.edu.tr\/media\/player\/videojs\/amd\/src\/loader.js"],"sourcesContent":["\/\/ This file is part of Moodle - http:\/\/moodle.org\/\n\/\/\n\/\/ Moodle is free software: you can redistribute it and\/or modify\n\/\/ it under the terms of the GNU General Public License as published by\n\/\/ the Free Software Foundation, either version 3 of the License, or\n\/\/ (at your option) any later version.\n\/\/\n\/\/ Moodle is distributed in the hope that it will be useful,\n\/\/ but WITHOUT ANY WARRANTY; without even the implied warranty of\n\/\/ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n\/\/ GNU General Public License for more details.\n\/\/\n\/\/ You should have received a copy of the GNU General Public License\n\/\/ along with Moodle.  If not, see <http:\/\/www.gnu.org\/licenses\/>.\n\n\/**\n * Video JS loader.\n *\n * This takes care of applying the filter on content which was dynamically loaded.\n *\n * @module     media_videojs\/loader\n * @copyright  2016 Fr\u00e9d\u00e9ric Massart - FMCorz.net\n * @license    http:\/\/www.gnu.org\/copyleft\/gpl.html GNU GPL v3 or later\n *\/\n\nimport Config from 'core\/config';\nimport Event from 'core\/event';\nimport jQuery from 'jquery';\nimport Ajax from 'core\/ajax';\nimport LocalStorage from 'core\/localstorage';\nimport Notification from 'core\/notification';\n\n\/** @var {bool} Whether this is the first load of videojs module *\/\nlet firstLoad;\n\n\/** @var {string} The language that is used in the player *\/\nlet language;\n\n\/** @var {object} List of languages and translations for the current page *\/\nlet langStringCache;\n\n\/**\n * Set-up.\n *\n * Adds the listener for the event to then notify video.js.\n * @param {string} lang Language to be used in the player\n *\/\nexport const setUp = (lang) => {\n    language = lang;\n    firstLoad = true;\n    \/\/ Notify Video.js about the nodes already present on the page.\n    notifyVideoJS(null, jQuery('body'));\n    \/\/ We need to call popover automatically if nodes are added to the page later.\n    Event.getLegacyEvents().done((events) => {\n        jQuery(document).on(events.FILTER_CONTENT_UPDATED, notifyVideoJS);\n    });\n};\n\n\/**\n * Notify video.js of new nodes.\n *\n * @param {Event} e The event.\n * @param {NodeList} nodes List of new nodes.\n *\/\nconst notifyVideoJS = (e, nodes) => {\n    const selector = '.mediaplugin_videojs';\n    const langStrings = getLanguageJson();\n\n    \/\/ Find the descendants matching the expected parent of the audio and video\n    \/\/ tags. Then also addBack the nodes matching the same selector. Finally,\n    \/\/ we find the audio and video tags contained in those parents. Kind thanks\n    \/\/ to jQuery for the simplicity.\n    nodes.find(selector)\n        .addBack(selector)\n        .find('audio, video').each((index, element) => {\n            const id = jQuery(element).attr('id');\n            const config = jQuery(element).data('setup-lazy');\n            const modulePromises = [import('media_videojs\/video-lazy')];\n\n            if (config.techOrder && config.techOrder.indexOf('youtube') !== -1) {\n                \/\/ Add YouTube to the list of modules we require.\n                modulePromises.push(import('media_videojs\/Youtube-lazy'));\n            }\n            if (config.techOrder && config.techOrder.indexOf('flash') !== -1) {\n                \/\/ Add Flash to the list of modules we require.\n                modulePromises.push(import('media_videojs\/videojs-flash-lazy'));\n            }\n            if (config.techOrder && config.techOrder.indexOf('OgvJS') !== -1) {\n                config.ogvjs = {\n                    worker: true,\n                    wasm: true,\n                    base: Config.wwwroot + '\/media\/player\/videojs\/ogvloader.php\/' + Config.jsrev + '\/'\n                };\n                \/\/ Add Ogv.JS to the list of modules we require.\n                modulePromises.push(import('media_videojs\/videojs-ogvjs-lazy'));\n            }\n            Promise.all([langStrings, ...modulePromises])\n            .then(([langJson, videojs]) => {\n                if (firstLoad) {\n                    videojs.options.flash.swf = `${Config.wwwroot}\/media\/player\/videojs\/videojs\/video-js.swf`;\n                    videojs.options.playbackRates = [0.5, 0.75, 1, 1.25, 1.5, 1.75, 2];\n                    videojs.options.userActions = {\n                        hotkeys: true,\n                    };\n                    videojs.addLanguage(language, langJson);\n\n                    firstLoad = false;\n                }\n                videojs(id, config);\n                return;\n            })\n            .catch(Notification.exception);\n        });\n};\n\n\/**\n * Returns the json object of the language strings to be used in the player.\n *\n * @returns {Promise}\n *\/\nconst getLanguageJson = () => {\n    if (langStringCache) {\n        return Promise.resolve(langStringCache);\n    }\n\n    const cacheKey = `media_videojs\/${language}`;\n\n    const rawCacheContent = LocalStorage.get(cacheKey);\n    if (rawCacheContent) {\n        const cacheContent = JSON.parse(rawCacheContent);\n\n        langStringCache = cacheContent;\n\n        return Promise.resolve(langStringCache);\n    }\n\n    const request = {\n        methodname: 'media_videojs_get_language',\n        args: {\n            lang: language,\n        },\n    };\n\n    return Ajax.call([request])[0]\n        .then(langStringData => {\n            LocalStorage.set(cacheKey, langStringData);\n\n            return langStringData;\n        })\n        .then(result => JSON.parse(result))\n        .then(langStrings => {\n            langStringCache = langStrings;\n\n            return langStrings;\n        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