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Rai Play video download

This script allows you to download videos on Rai Play

当前为 2023-04-07 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name            Rai Play video download
  3. // @namespace       http://andrealazzarotto.com
  4. // @version         11.3.2
  5. // @description     This script allows you to download videos on Rai Play
  6. // @description:it  Questo script ti permette di scaricare i video su Rai Play
  7. // @author          Andrea Lazzarotto
  8. // @match           https://www.raiplay.it/*
  9. // @match           https://www.rainews.it/*
  10. // @require         https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js
  11. // @require         https://cdnjs.cloudflare.com/ajax/libs/foundation-essential/6.2.2/js/foundation.min.js
  12. // @require         https://cdnjs.cloudflare.com/ajax/libs/arrive/2.4.1/arrive.min.js
  13. // @require         https://unpkg.com/@ungap/from-entries@0.1.2/min.js
  14. // @grant           GM_xmlhttpRequest
  15. // @grant           GM.xmlHttpRequest
  16. // @connect         rai.it
  17. // @connect         akamaized.net
  18. // @connect         akamaihd.net
  19. // @connect         msvdn.net
  20. // @license         GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
  21. // ==/UserScript==
  22.  
  23. var instance;
  24.  
  25. /* Greasemonkey 4 wrapper */
  26. if (typeof GM !== "undefined" && !!GM.xmlHttpRequest) {
  27.     GM_xmlhttpRequest = GM.xmlHttpRequest;
  28. }
  29.  
  30. function fetch(params) {
  31.     return new Promise(function(resolve, reject) {
  32.         params.onload = resolve;
  33.         params.onerror = reject;
  34.         GM_xmlhttpRequest(params);
  35.     });
  36. }
  37.  
  38. (function() {
  39.     'use strict';
  40.  
  41.     var Foundation = window.Foundation;
  42.     var download_icon = '<svg viewBox="0 0 48 48" xmlns="http://www.w3.org/2000/svg"><path d="M42 40v4H6v-4h36zM20 24v-8h8v8h7L24 37 13 24h7zm8-14v4h-8v-4h8zm0-6v4h-8V4h8z" /></svg>';
  43.  
  44.     var showModal = (title, content) => {
  45.         if (instance) {
  46.             instance.close();
  47.         }
  48.         var modal = $(`
  49.             <div id="video-download-modal" class="small reveal" data-reveal aria-labelledby="Download video">
  50.                 <h2 id="modal-title">${title}</h2>
  51.                 <div id="modal-content"></div>
  52.                 <button class="close-button" data-close aria-label="Chiudi finestrella" type="button">
  53.                     <span aria-hidden="true">&times;</span>
  54.                 </button>
  55.             </div>
  56.         `);
  57.         modal.css({
  58.             'padding': '2rem',
  59.             'background-color': '#001623',
  60.         });
  61.         modal.find('#modal-content').append(content);
  62.         instance = new Foundation.Reveal(modal);
  63.         instance.open();
  64.         modal.find('.close-button').css({
  65.             'color': 'white',
  66.         }).click(() => instance.close());
  67.         // Prevent fullscreen issues
  68.         $(".vjs-fullscreen-control:contains('Exit')").click();
  69.     };
  70.  
  71.     var checkQuality = (url, rate) => {
  72.         return fetch({
  73.             method: 'GET',
  74.             url: url,
  75.             headers: {
  76.                 'User-Agent': 'raiweb',
  77.                 'Range': 'bytes=0-255',
  78.             },
  79.         }).then(
  80.             (response) => {
  81.                 let headers = fromEntries(response.responseHeaders.split("\n").map(element => element.trim().toLowerCase().split(":")));
  82.                 let range = headers['content-range'] || '/0';
  83.                 let size = +(range.split('/').slice(1,)[0] || 0);
  84.                 let megabytes = Math.round(size / 1024 / 1024);
  85.                 if (size > 102400) {
  86.                     return { quality: rate, url: url, megabytes: megabytes };
  87.                 } else {
  88.                     return null;
  89.                 }
  90.             },
  91.             () => null
  92.         );
  93.     }
  94.  
  95.     var qualities = async (url) => {
  96.         let bases = [];
  97.         let rates = [5000, 3200, 2401, 2400, 1800, 1500, 1200, 800, 600, 400];
  98.         if (url.indexOf('.m3u8') > 0) {
  99.             let parts = url.replace(/\?.*/, '').split(',');
  100.             // Verify all the rates
  101.             const new_rates = parts.slice(1).map(value => value.replace(/\/.*/, '')).reverse().filter(value => !isNaN(value));
  102.             // Handle single rate case
  103.             if (new_rates.length) {
  104.                 rates = new_rates;
  105.             } else {
  106.                 let rate = url.split('.mp4')[0].split('_').slice(-1)[0];
  107.                 rates = [rate];
  108.             }
  109.             const path = parts[0];
  110.             let servers = [
  111.                 'creativemedia1-rai-it.akamaized.net',
  112.                 'creativemedia2-rai-it.akamaized.net',
  113.                 'creativemedia3-rai-it.akamaized.net',
  114.                 'creativemedia4-rai-it.akamaized.net',
  115.                 'creativemedia6-rai-it.akamaized.net',
  116.                 'creativemedia7-rai-it.akamaized.net',
  117.                 'creativemedia8-rai-it.akamaized.net',
  118.                 'creativemedia9-rai-it.akamaized.net',
  119.                 'download2.rai.it',
  120.                 'download2-geo.rai.it',
  121.                 'creativemediax1.rai.it',
  122.                 'creativemediax2.rai.it',
  123.             ];
  124.             let file_path;
  125.             if (path.indexOf('akamaized.net') > 0 || path.indexOf('akamaihd.net') > 0) {
  126.                 const path_parts = path.split('.net/');
  127.                 file_path = '/' + path_parts[1];
  128.             } else {
  129.                 const path_parts = path.split('msvdn.net/');
  130.                 const first = path_parts[1].replace(/^[^0-9]+/, '');
  131.                 file_path = first.slice(1);
  132.             }
  133.             // Fix the "/i/" prefix
  134.             if (file_path.slice(0, 3) === '/i/') {
  135.                 file_path = file_path.slice(2);
  136.             }
  137.             // Fix the "/VOD/" prefix
  138.             if (file_path.slice(0, 5) === '/VOD/') {
  139.                 file_path = '/podcastcdn' + file_path.slice(4);
  140.             }
  141.             console.log(file_path);
  142.             file_path = file_path.replace(/_[1-9]+0+[01]\.mp4.*/, '_');
  143.             if (file_path.indexOf('.mp4') > 0) {
  144.                 file_path = file_path.replace(/\.mp4.*/, '');
  145.                 rates = [''];
  146.             }
  147.             bases = servers.map(server => {
  148.                 return `http://${server}${file_path}${rates[0]}.mp4`;
  149.             });
  150.             console.log(bases);
  151.         } else {
  152.             bases.push(url);
  153.  
  154.             var ending = url.match(/_[1-9]+0+[01]\.mp4/);
  155.             if (!ending || !ending.length) {
  156.                 let result = await checkQuality(url, '');
  157.                 return [result].filter(value => (value !== null));
  158.             }
  159.         }
  160.  
  161.         let promises = [];
  162.         bases.forEach(url => {
  163.             var promise = Promise.all(rates.map(rate => {
  164.                 var quality_url = url.replace(/_[1-9]+0+[01]\.mp4/, `_${rate}.mp4`);
  165.                 return checkQuality(quality_url, rate);
  166.             }));
  167.             promises.push(promise);
  168.         });
  169.         const groups = await Promise.all(promises);
  170.         for (let i = 0; i < groups.length; i++) {
  171.             const filtered = groups[i].filter(value => (value !== null));
  172.             if (filtered.length) {
  173.                 return filtered;
  174.             }
  175.         }
  176.  
  177.         return [];
  178.     };
  179.  
  180.     var DRMError = () => {
  181.         showModal('Niente da fare...', "<p>Non è stato possibile trovare un link del video in formato MP4. Il video sembra essere protetto da DRM.</p>");
  182.     };
  183.  
  184.     var resolveRelinker = (relinker) => {
  185.         return fetch({
  186.             method: 'HEAD',
  187.             url: relinker,
  188.             headers: {
  189.                 'User-Agent': 'raiweb',
  190.             },
  191.         }).then(
  192.             (response) => {
  193.                 let final = response.finalUrl;
  194.                 let valid = (final.indexOf('mp4') > 0 || final.indexOf('.m3u8') > 0) && final.indexOf('DRM_') < 0;
  195.                 if (!valid) {
  196.                     DRMError();
  197.                 } else {
  198.                     qualities(response.finalUrl).then(results => {
  199.                         if (!results.length) {
  200.                             showModal('Errore sconosciuto', "<p>Non è stato possibile trovare un link del video in formato MP4.</p>");
  201.                             return;
  202.                         }
  203.  
  204.                         var buttons = '';
  205.                         results.forEach(video => {
  206.                             buttons += `<a href="${video.url}" class="button" target="_blank">MP4 ${video.quality} (${video.megabytes} MB)</a>`;
  207.                         });
  208.  
  209.                         showModal('Link diretti', `
  210.                                 <p>Clicca su una opzione per aprire il video in formato MP4. Usa il tasto destro del mouse per salvarlo, oppure copiare il link.</p>
  211.                                 <p><strong>Per evitare interruzioni è raccomandato l'uso di un download manager.</strong></p>
  212.                                 <p>${buttons}</p>`);
  213.                     });
  214.                 }
  215.             },
  216.             (response) => {
  217.                 var drm = response.finalUrl.indexOf('DRM_') > 0 || response.status === 0;
  218.                 if (drm) {
  219.                     DRMError();
  220.                 } else {
  221.                     showModal('Errore di rete', "<p>Si è verificato un errore di rete. Riprova più tardi.</p>");
  222.                 }
  223.             }
  224.         );
  225.     }
  226.  
  227.     var getVideo = () => {
  228.         showModal('Attendere', '<p>Sto elaborando...</p>');
  229.  
  230.         var path = location.href.replace(/\.html(\?.*)?$/, '.json');
  231.         $.getJSON(path).then((data) => {
  232.             var secure = data.video.content_url.replace('http://', 'https://');
  233.             return resolveRelinker(secure);
  234.         });
  235.     };
  236.  
  237.     var getRaiNewsVideo = (relinker) => {
  238.         showModal('Attendere', '<p>Sto elaborando...</p>');
  239.         return resolveRelinker(relinker);
  240.     };
  241.  
  242.     var downloadButton = (container, action) => {
  243.         if (container.find('.video-download-button').length) {
  244.             return;
  245.         }
  246.  
  247.         container.find('.vjs-custom-control-spacer').after(`
  248.             <button class="video-download-button vjs-control vjs-button" aria-disabled="false">
  249.                 <span aria-hidden="true" class="vjs-icon-placeholder">${download_icon}</span>
  250.                 <span class="vjs-control-text" aria-live="polite">Download</span>
  251.             </button>
  252.         `);
  253.         container.find('.video-download-button').css({
  254.             'order': 110,
  255.         }).click(action).find('svg').css({
  256.             'fill': '#039cf9',
  257.             'height': '1.5em',
  258.         });
  259.     };
  260.  
  261.     $(document).arrive('rai-player .vjs-custom-control-spacer', (element) => {
  262.         var container = $(element).parent();
  263.         downloadButton(container, getVideo);
  264.     });
  265.  
  266.     $(document).arrive('rainews-player .vjs-custom-control-spacer', (element) => {
  267.         let container = $(element).parent();
  268.         let player = container.closest('rainews-player');
  269.         let relinker = JSON.parse(player.attr("data")).mediapolis;
  270.         downloadButton(container, () => {
  271.             getRaiNewsVideo(relinker);
  272.         });
  273.     });
  274.  
  275.     var isAnon = function() {
  276.         return !!$('#accountPanelLoginPanel').is(':visible');
  277.     };
  278.  
  279.     $(document).ready(() => {
  280.         if (location.pathname.startsWith('/video')) {
  281.             $('rai-sharing').after(`
  282.                 <a id="inline-download-button" class="cell small-4 medium-shrink highlight__share" aria-label="Download">
  283.                     <div class="leaf__share__button button button--light-ghost button--circle float-center">${download_icon}</div>
  284.                     <span class="button-label">Download</span>
  285.                 </a>
  286.             `);
  287.             $('#inline-download-button').click(getVideo);
  288.         }
  289.  
  290.         $('body').on('touchstart mousedown', 'a.card-item__link', (event) => {
  291.             if (isAnon() && event.which !== 3) {
  292.                 location.href = $(event.currentTarget).attr('href');
  293.             }
  294.         });
  295.  
  296.         $('body').on('touchstart mousedown', 'button[data-video-json]', (event) => {
  297.             if (isAnon() && event.which !== 3) {
  298.                 location.href = $(event.currentTarget).data('video-json').replace(/\.json/, '.html');
  299.             }
  300.         });
  301.     });
  302. })();