forked from Supositware/Haha-Yes
113 lines
3.2 KiB
JavaScript
113 lines
3.2 KiB
JavaScript
const qs = require('querystring');
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const url = require('url');
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const Entities = require('html-entities').AllHtmlEntities;
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const util = require('./util');
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const getMetaItem = (body, name) => {
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return util.between(body, `<meta itemprop="${name}" content="`, '">');
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};
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/**
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* Get video description from html
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*
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* @param {String} html
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* @return {String}
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*/
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exports.getVideoDescription = (html) => {
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const regex = /<p.*?id="eow-description".*?>(.+?)<\/p>[\n\r\s]*?<\/div>/im;
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const description = html.match(regex);
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return description ?
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Entities.decode(util.stripHTML(description[1])) : '';
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};
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/**
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* Get video media (extra information) from html
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*
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* @param {String} body
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* @return {Object}
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*/
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exports.getVideoMedia = (body) => {
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let mediainfo = util.between(body,
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'<div id="watch-description-extras">',
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'<div id="watch-discussion" class="branded-page-box yt-card">');
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if (mediainfo === '') {
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return {};
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}
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const regexp = /<h4 class="title">([\s\S]*?)<\/h4>[\s\S]*?<ul.*?class=".*?watch-info-tag-list">[\s\S]*?<li>([\s\S]*?)<\/li>/g;
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const contentRegexp = /<a.*?>(.*?)<\/a>/;
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const media = {};
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let match;
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while ((match = regexp.exec(mediainfo)) != null) {
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const content = contentRegexp.exec(match[2]);
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if (content && content[1]) match[2] = content[1];
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media[Entities.decode(match[1]).trim().replace(/\s/g, '_').toLowerCase()] = Entities.decode(match[2]);
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}
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return media;
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};
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/**
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* Get video Owner from html.
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*
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* @param {String} body
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* @return {Object}
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*/
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const userRegexp = /<a href="\/user\/([^"]+)/;
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const verifiedRegexp = /<span .*?(aria-label="Verified")(.*?(?=<\/span>))/;
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const VIDEO_URL = 'https://www.youtube.com/watch?v=';
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exports.getAuthor = (body) => {
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let ownerinfo = util.between(body,
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'<div id="watch7-user-header" class=" spf-link ">',
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'<div id="watch8-action-buttons" class="watch-action-buttons clearfix">');
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if (ownerinfo === '') {
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return {};
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}
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const channelName = Entities.decode(util.between(util.between(
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ownerinfo, '<div class="yt-user-info">', '</div>'), '>', '</a>'));
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const userMatch = ownerinfo.match(userRegexp);
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const verifiedMatch = ownerinfo.match(verifiedRegexp);
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const channelID = getMetaItem(body, 'channelId');
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const username = userMatch ? userMatch[1] : util.between(
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util.between(body, '<span itemprop="author"', '</span>'), '/user/', '">');
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return {
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id: channelID,
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name: channelName,
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avatar: url.resolve(VIDEO_URL, util.between(ownerinfo,
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'data-thumb="', '"')),
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verified: !!verifiedMatch,
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user: username,
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channel_url: 'https://www.youtube.com/channel/' + channelID,
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user_url: 'https://www.youtube.com/user/' + username,
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};
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};
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/**
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* Get video published at from html.
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*
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* @param {String} body
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* @return {String}
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*/
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exports.getPublished = (body) => {
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return Date.parse(getMetaItem(body, 'datePublished'));
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};
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/**
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* Get video published at from html.
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* Credits to https://github.com/paixaop.
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*
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* @param {String} body
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* @return {Array.<Object>}
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*/
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exports.getRelatedVideos = (body) => {
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let jsonStr = util.between(body, '\'RELATED_PLAYER_ARGS\': {"rvs":', '},');
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try {
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jsonStr = JSON.parse(jsonStr);
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} catch (err) {
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return [];
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}
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return jsonStr.split(',').map((link) => qs.parse(link));
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};
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