2018-03-02 04:48:12 +01:00
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/*
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This file is part of FreeTube.
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FreeTube is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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FreeTube is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FreeTube. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* File for functions related to videos.
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*/
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/**
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* Perform a search using the YouTube API. The search query is grabbed from the #search element.
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*
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* @param {string} nextPageToken - Optional: The page token to be inlcuded in the search.
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*
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* @return {Void}
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*/
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function search(nextPageToken = '') {
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const query = document.getElementById('search').value;
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if (query === '') {
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showToast('Search Field empty. Please input a search term.');
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return;
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}
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if (nextPageToken === '') {
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clearMainContainer();
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2018-03-10 22:03:32 +01:00
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startLoadingAnimation();
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2018-03-02 04:48:12 +01:00
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} else {
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console.log(nextPageToken);
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showToast('Fetching results. Please wait...');
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}
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// Start API request
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2018-03-10 22:03:32 +01:00
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youtubeAPI('search', {
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2018-03-02 04:48:12 +01:00
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q: query,
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part: 'id, snippet',
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type: 'video',
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pageToken: nextPageToken,
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maxResults: 25,
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2018-03-10 22:03:32 +01:00
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}, function (data){
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2018-03-12 02:30:43 +01:00
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console.log(data);
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2018-03-02 04:48:12 +01:00
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if (nextPageToken === '') {
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createVideoListContainer('Search Results:');
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2018-03-10 22:03:32 +01:00
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stopLoadingAnimation();
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2018-03-02 04:48:12 +01:00
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}
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2018-03-10 22:03:32 +01:00
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data.items.forEach(displayVideos);
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2018-03-12 02:30:43 +01:00
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addNextPage(data.nextPageToken);
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2018-03-10 22:03:32 +01:00
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})
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2018-03-02 04:48:12 +01:00
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}
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/**
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* Display a video on the page. Function is typically contained in a loop.
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*
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* @param {string} video - The video ID of the video to be displayed.
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* @param {string} listType - Optional: Specifies the list type of the video
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* Used for displaying the remove icon for history and saved videos.
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*
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* @return {Void}
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*/
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function displayVideos(video, listType = null) {
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2018-03-11 19:15:54 +01:00
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const videoSnippet = video['snippet'];
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2018-03-02 04:48:12 +01:00
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2018-03-11 19:15:54 +01:00
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// Grab the published date for the video and convert to a user readable state.
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const dateString = new Date(videoSnippet['publishedAt']);
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const publishedDate = dateFormat(dateString, "mmm dS, yyyy");
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let deleteHtml = '';
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let liveText = '';
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let videoId = video['id']['videoId'];
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const searchMenu = $('#videoListContainer').html();
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// Include a remove icon in the list if the application is displaying the history list or saved videos.
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if (listType === 'saved') {
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videoId = video['id'];
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deleteHtml = '<i onclick="removeSavedVideo(\'' + videoId + '\'); showSavedVideos();" class="videoDelete fas fa-times"></i>';
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} else if (listType === 'history') {
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videoId = video['id'];
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deleteHtml = '<i onclick="removeFromHistory(\'' + videoId + '\'); showHistory()" class="videoDelete fas fa-times"></i>';
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}
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// Includes text if the video is live.
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if (videoSnippet['liveBroadcastContent'] === 'live') {
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liveText = 'LIVE NOW';
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}
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// Grab the search template for the video.
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const videoListTemplate = require('./templates/videoList.html')
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// Render / Manipulate the template. Replace variables with data from the video.
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mustache.parse(videoListTemplate);
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const rendered = mustache.render(videoListTemplate, {
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videoThumbnail: videoSnippet['thumbnails']['medium']['url'],
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videoTitle: videoSnippet['title'],
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channelName: videoSnippet['channelTitle'],
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videoDescription: videoSnippet['description'],
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publishedDate: publishedDate,
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liveText: liveText,
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videoId: videoId,
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channelId: videoSnippet['channelId'],
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deleteHtml: deleteHtml,
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2018-03-02 04:48:12 +01:00
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});
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2018-03-11 19:15:54 +01:00
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// Apply the render to the page
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let nextButton = document.getElementById('getNextPage');
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if (nextButton === null) {
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$('#videoListContainer').append(rendered);
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} else {
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$(rendered).insertBefore('#getNextPage');
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}
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2018-03-02 04:48:12 +01:00
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}
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/**
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* Changes the page token to the next page button during a video search.
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*
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* @param {string} nextPageToken - The page token to replace the button function.
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*
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* @return {Void}
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*/
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function addNextPage(nextPageToken) {
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let oldFetchButton = document.getElementById('getNextPage');
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// Creates the element if it doesn't exist.
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if (oldFetchButton === null) {
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let fetchButton = document.createElement('div');
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fetchButton.id = 'getNextPage';
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fetchButton.innerHTML = '<i class="fas fa-search"></i> Fetch more results...';
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$('#videoListContainer').append(fetchButton);
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}
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// Update the on click method of the button.
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$(document).off('click', '#getNextPage');
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$(document).on('click', '#getNextPage', (event) => {
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search(nextPageToken);
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});
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}
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/**
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* Grab the video recommendations for a video. This does not get recommendations based on what you watch,
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* as that would defeat the main purpose of using FreeTube. At any time you can check the video on HookTube
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* and compare the recommendations there. They should be nearly identical.
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*
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* @param {string} videoId - The video ID of the video to get recommendations from.
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*/
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function showVideoRecommendations(videoId) {
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2018-03-10 22:03:32 +01:00
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youtubeAPI('search', {
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2018-03-02 04:48:12 +01:00
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part: 'snippet',
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type: 'video',
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relatedToVideoId: videoId,
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maxResults: 15,
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2018-03-10 22:03:32 +01:00
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}, function (data){
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const recommendations = data.items;
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2018-03-02 04:48:12 +01:00
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recommendations.forEach((data) => {
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const snippet = data['snippet'];
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const videoId = data['id']['videoId'];
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const videoTitle = snippet['title'];
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const channelName = snippet['channelTitle'];
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const videoThumbnail = snippet['thumbnails']['medium']['url'];
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const dateString = snippet['publishedAt'];
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const publishedDate = dateFormat(dateString, "mmm dS, yyyy");
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2018-03-11 19:15:54 +01:00
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const recommTemplate = require('./templates/recommendations.html')
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mustache.parse(recommTemplate);
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const rendered = mustache.render(recommTemplate, {
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videoId: videoId,
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videoTitle: videoTitle,
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channelName: channelName,
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videoThumbnail: videoThumbnail,
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publishedDate: publishedDate,
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2018-03-02 04:48:12 +01:00
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});
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2018-03-11 19:15:54 +01:00
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const recommendationHtml = $('#recommendations').html();
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$('#recommendations').html(recommendationHtml + rendered);
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2018-03-02 04:48:12 +01:00
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});
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});
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}
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/**
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* Check if a link is a valid YouTube/HookTube link and play that video. Gets input
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* from the #jumpToInput element.
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*
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* @return {Void}
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*/
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function parseVideoLink() {
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let input = document.getElementById('jumpToInput').value;
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if (input === '') {
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return;
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}
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// The regex to get the video id from a YouTube link. Thanks StackOverflow.
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let rx = /^.*(?:(?:(you|hook)tu\.?be\/|v\/|vi\/|u\/\w\/|embed\/)|(?:(?:watch)?\?v(?:i)?=|\&v(?:i)?=))([^#\&\?]*).*/;
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let match = input.match(rx);
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console.log(match);
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// Play video if a match is found.
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try {
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playVideo(match[2]);
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} catch (err) {
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showToast('Video Not Found');
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}
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}
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/**
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* Grab the most popular videos over the last couple of days and display them.
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*
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* @return {Void}
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*/
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function showMostPopular() {
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clearMainContainer();
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2018-03-10 22:03:32 +01:00
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startLoadingAnimation();
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2018-03-02 04:48:12 +01:00
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// Get the date of 2 days ago.
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var d = new Date();
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d.setDate(d.getDate() - 2);
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console.log(d.toString());
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// Grab all videos published 2 days ago and after and order them by view count.
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// These are the videos that are considered as 'most popular' and is how similar
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// Applications grab these. Videos in the 'Trending' tab on YouTube will be different.
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// And there is no way to grab those videos.
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2018-03-10 22:03:32 +01:00
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youtubeAPI('search', {
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2018-03-02 04:48:12 +01:00
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part: 'snippet',
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order: 'viewCount',
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type: 'video',
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publishedAfter: d.toISOString(),
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maxResults: 50,
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2018-03-10 22:03:32 +01:00
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}, function (data){
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2018-03-02 04:48:12 +01:00
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createVideoListContainer('Most Popular:');
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2018-03-10 22:03:32 +01:00
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stopLoadingAnimation();
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data['items'].forEach(displayVideos);
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2018-03-02 04:48:12 +01:00
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});
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}
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/**
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* Create a link of the video to HookTube or YouTube and copy it to the user's clipboard.
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*
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* @param {string} website - The website to watch the video on.
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* @param {string} videoId - The video ID of the video to add to the URL
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*
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* @return {Void}
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*/
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function copyLink(website, videoId) {
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// Create the URL and copy to the clipboard.
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const url = 'https://' + website + '.com/watch?v=' + videoId;
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clipboard.writeText(url);
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showToast('URL has been copied to the clipboard');
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}
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/**
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2018-03-08 02:19:03 +01:00
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* Get the YouTube embeded player of a video as well as channel information..
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2018-03-02 04:48:12 +01:00
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*
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* @param {string} videoId - The video ID of the video to get.
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*
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* @return {promise} - The HTML of the embeded player
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*/
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2018-03-08 02:19:03 +01:00
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function getChannelAndPlayer(videoId) {
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2018-03-02 04:48:12 +01:00
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console.log(videoId);
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return new Promise((resolve, reject) => {
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2018-03-10 22:03:32 +01:00
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youtubeAPI('videos', {
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part: 'snippet,player',
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2018-03-02 04:48:12 +01:00
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id: videoId,
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2018-03-10 22:03:32 +01:00
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}, function (data){
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let embedHtml = data.items[0].player.embedHtml;
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2018-03-02 04:48:12 +01:00
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embedHtml = embedHtml.replace('src="', 'src="https:');
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embedHtml = embedHtml.replace('width="480px"', '');
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embedHtml = embedHtml.replace('height="270px"', '');
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embedHtml = embedHtml.replace(/\"/g, '"');
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2018-03-10 22:03:32 +01:00
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resolve([embedHtml, data.items[0].snippet.channelId]);
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2018-03-02 04:48:12 +01:00
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});
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});
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}
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/**
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* Check to see if the video URLs are valid. Change the video quality if one is not.
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* The API will grab video URLs, but they will sometimes return a 404. This
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* is why this check is needed. The video URL will typically be resolved over time.
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*
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* @param {string} video480p - The URL to the 480p video.
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* @param {string} video720p - The URL to the 720p video.
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*/
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function checkVideoUrls(video480p, video720p) {
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const currentQuality = $('#currentQuality').html();
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let buttonEmbed = document.getElementById('qualityEmbed');
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let valid480 = false;
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if (typeof(video480p) !== 'undefined'){
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let get480pUrl = fetch(video480p);
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get480pUrl.then((status) => {
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switch (status.status) {
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case 404:
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showToast('Found valid URL for 480p, but returned a 404. Video type might be available in the future.');
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$(document).off('click', '#quality480p');
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$(document).on('click', '#quality480p', (event) => {
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changeQuality('');
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});
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buttonEmbed.click();
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return;
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break;
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case 403:
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showToast('This video is unavailable in your country.');
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$(document).off('click', '#quality480p');
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$(document).on('click', '#quality480p', (event) => {
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changeQuality('');
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});
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return;
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break;
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default:
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console.log('480p is valid');
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if (currentQuality === '720p' && typeof(video720p) === 'undefined'){
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changeQuality(video480p);
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}
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break;
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}
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});
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}
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if (typeof(video720p) !== 'undefined'){
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let get720pUrl = fetch(video720p);
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get720pUrl.then((status) => {
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switch (status.status) {
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case 404:
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showToast('Found valid URL for 720p, but returned a 404. Video type might be available in the future.');
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$(document).off('click', '#quality720p');
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$(document).on('click', '#quality720p', (event) => {
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changeQuality('');
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});
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if (typeof(valid480) !== 'undefined'){
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changeQuality(video480p, '480p');
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}
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break;
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|
case 403:
|
|
|
|
showToast('This video is unavailable in your country.');
|
|
|
|
$(document).off('click', '#quality720p');
|
|
|
|
$(document).on('click', '#quality720p', (event) => {
|
|
|
|
changeQuality('');
|
|
|
|
});
|
|
|
|
return;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
console.log('720p is valid');
|
|
|
|
if (currentQuality === '720p'){
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
});
|
|
|
|
}
|
|
|
|
}
|