☰

YouTube Extra!

Adds a button that lets you download YouTube videos as mp4 & mp3.

  1. // ==UserScript==
  2. // @name YouTube Extra!
  3. // @description Adds a button that lets you download YouTube videos as mp4 & mp3.
  4. // @author axelsmasher - gaming
  5. // @version 0.1
  6. // @date 2016-8-23
  7. // @namespace http://googlesystem.blogspot.com
  8. // @include http://www.youtube.com/*
  9. // @include https://www.youtube.com/*
  10. // @exclude http://www.youtube.com/embed/*
  11. // @exclude https://www.youtube.com/embed/*
  12. // @match http://www.youtube.com/*
  13. // @match https://www.youtube.com/*
  14. // @match http://s.ytimg.com/yts/jsbin/html5player*
  15. // @match https://s.ytimg.com/yts/jsbin/html5player*
  16. // @match http://manifest.googlevideo.com/*
  17. // @match https://manifest.googlevideo.com/*
  18. // @match http://*.googlevideo.com/videoplayback*
  19. // @match https://*.googlevideo.com/videoplayback*
  20. // @match http://*.youtube.com/videoplayback*
  21. // @match https://*.youtube.com/videoplayback*
  22. // @connect googlevideo.com
  23. // @connect ytimg.com
  24. // @grant GM_xmlhttpRequest
  25. // @grant GM_getValue
  26. // @grant GM_setValue
  27. // @run-at document-end
  28. // @license MIT License
  29. // @icon http://blog.storagemadeeasy.com/wp-content/uploads/2014/04/SME-Youtube.png
  30. // @match           *://www.youtube.com/*
  31. // @exclude         *://www.youtube.com/tv*
  32. // @exclude         *://www.youtube.com/embed/*
  33. // @run-at          document-start
  34. // @homepageURL     https://github.com/ParticleCore/Particle
  35. // @supportURL      https://github.com/ParticleCore/Particle/wiki
  36. // @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=UMVQJJFG4BFHW
  37. // @grant           GM_getValue
  38. // @grant           GM_setValue
  39. // @noframes
  40. // ==/UserScript==
  41. (function () {
  42.     "use strict";
  43.     var particle = {
  44.         inject: function(is_userscript) {
  45.             function setLocale(content) {
  46.                 var i, j, list, temp, ytplabel;
  47.                 ytplabel = content.querySelectorAll("[data-p]");
  48.                 i = ytplabel.length;
  49.                 while (i--) {
  50.                     list = ytplabel[i].dataset.p.split("&");
  51.                     j = list.length;
  52.                     while (j--) {
  53.                         temp = list[j].split("|");
  54.                         if (temp[0] === "tnd") {
  55.                             ytplabel[i].appendChild(document.createTextNode(lang(temp[1])));
  56.                         } else if (temp[0] === "ttl") {
  57.                             ytplabel[i].setAttribute("title", lang(temp[1]));
  58.                         } else {
  59.                             ytplabel[i].dataset.tooltipText = lang(temp[1]);
  60.                         }
  61.                     }
  62.                 }
  63.                 return content;
  64.             }
  65.             function getLocale(data) {
  66.                 lang.fetching = false;
  67.                 data = document.documentElement.dataset.setlocale;
  68.                 data = data && JSON.parse(data);
  69.                 if (data) {
  70.                     user_settings.extLang[lang.ytlang] = JSON.parse(document.documentElement.dataset.setlocale);
  71.                     user_settings.extLang[lang.ytlang].lastMod = new Date().getTime();
  72.                     user_settings.extLang.nextCheck = new Date().getTime() + 6048E5;
  73.                     set("extLang", user_settings.extLang);
  74.                 }
  75.                 lang.observer.disconnect();
  76.             }
  77.             function getLanguage(data) {
  78.                 lang.fetching = false;
  79.                 if (data.target.readyState === 4 && data.target.status === 200) {
  80.                     user_settings.extLang[lang.ytlang] = JSON.parse(data.target.response);
  81.                     user_settings.extLang[lang.ytlang].lastMod = new Date(data.target.getResponseHeader("Last-Modified")).getTime();
  82.                 }
  83.                 user_settings.extLang.nextCheck = new Date().getTime() + 6048E5;
  84.                 set("extLang", user_settings.extLang);
  85.             }
  86.             function checkModified(data) {
  87.                 lang.fetching = false;
  88.                 if (data.target.readyState === 4 && data.target.status === 200) {
  89.                     lang.fetching = true;
  90.                     localXHR("GET", getLanguage, lang.urlBase + lang.ytlang + ".json", ["Accept", "application/vnd.github.raw"]);
  91.                 }
  92.             }
  93.             function lang(label) {
  94.                 lang.ytlang = window.yt && window.yt.config_ && window.yt.config_.GAPI_LOCALE;
  95.                 lang.urlBase = "https://api.github.com/repos/ParticleCore/Particle/contents/Locale/";
  96.                 if (!user_settings.extLang) {
  97.                     set("extLang", {});
  98.                 }
  99.                 if (user_settings.GEN_LOCL_LANG && user_settings.localLang && user_settings.localLang[label]) {
  100.                     if (JSON.stringify(user_settings.extLang) !== "{}") {
  101.                         set("extLang", {});
  102.                     }
  103.                     return user_settings.localLang[label];
  104.                 }
  105.                 if (!user_settings.GEN_LOCL_LANG && lang.ytlang && lang.ytlang !== "en_US") {
  106.                     if (user_settings.extLang[lang.ytlang] && user_settings.extLang[lang.ytlang][label]) {
  107.                         if (!lang.fetching && user_settings.extLang.nextCheck && user_settings.extLang.nextCheck <= new Date().getTime()) {
  108.                             lang.fetching = true;
  109.                             if (!is_userscript) {
  110.                                 lang.observer = new MutationObserver(getLocale);
  111.                                 lang.observer.observe(document.documentElement, {
  112.                                     attributes: true,
  113.                                     attributeFilter: ["data-setlocale"]
  114.                                 });
  115.                                 document.documentElement.dataset.getlocale = lang.ytlang;
  116.                             } else {
  117.                                 localXHR("HEAD", checkModified, lang.urlBase + lang.ytlang + ".json", ["If-Modified-Since", new Date(user_settings.extLang[lang.ytlang].lastMod).toUTCString()]);
  118.                             }
  119.                             user_settings.extLang.nextCheck = new Date().getTime() + 6048E5;
  120.                             set("extLang", user_settings.extLang);
  121.                         }
  122.                         return user_settings.extLang[lang.ytlang][label];
  123.                     }
  124.                     if (!user_settings.extLang[lang.ytlang] && !lang.fetching && (!user_settings.extLang.nextCheck || user_settings.extLang.nextCheck <= new Date().getTime())) {
  125.                         lang.fetching = true;
  126.                         if (!is_userscript) {
  127.                             lang.observer = new MutationObserver(getLocale);
  128.                             lang.observer.observe(document.documentElement, {
  129.                                 attributes: true,
  130.                                 attributeFilter: ["data-setlocale"]
  131.                             });
  132.                             document.documentElement.dataset.getlocale = lang.ytlang;
  133.                         } else {
  134.                             localXHR("GET", getLanguage, lang.urlBase + lang.ytlang + ".json", ["Accept", "application/vnd.github.raw"]);
  135.                         }
  136.                     }
  137.                 }
  138.                 return language[label];
  139.             }
  140.             function setButton(obj) {
  141.                 var lnk, keys, temp;
  142.                 keys = Object.keys(obj);
  143.                 temp = document.createElement("template");
  144.                 temp.innerHTML = "<div class='blacklist'><button class='close ytplus_sprite'></button><a target='_blank'></a></div>";
  145.                 temp = temp.content.firstChild;
  146.                 lnk = temp.querySelector("a");
  147.                 lnk.href = "/channel/" + keys[0];
  148.                 lnk.setAttribute("title", obj[keys[0]]);
  149.                 lnk.textContent = obj[keys[0]];
  150.                 getBlacklist.blist.appendChild(temp);
  151.                 getBlacklist.blist.appendChild(document.createTextNode("\n"));
  152.             }
  153.             function sortList(previous, next){
  154.                 return previous[Object.keys(previous)[0]].localeCompare(next[Object.keys(next)[0]]);
  155.             }
  156.             function buildList(ytid) {
  157.                 var obj = {};
  158.                 obj[ytid] = getBlacklist.list[ytid];
  159.                 getBlacklist.sortAlpha.push(obj);
  160.             }
  161.             function getBlacklist(blist) {
  162.                 getBlacklist.blist = blist;
  163.                 getBlacklist.list = user_settings.blacklist;
  164.                 getBlacklist.sortAlpha = [];
  165.                 Object.keys(getBlacklist.list).forEach(buildList);
  166.                 getBlacklist.sortAlpha.sort(sortList).forEach(setButton);
  167.             }
  168.             function getValues(menu) {
  169.                 var i, ytp, list;
  170.                 if (user_settings) {
  171.                     list = menu.querySelector("#blacklist");
  172.                     if (list) {
  173.                         getBlacklist(list);
  174.                     }
  175.                     ytp = menu.querySelectorAll("input[id]");
  176.                     i = ytp.length;
  177.                     while (i--) {
  178.                         if (ytp[i].type === "checkbox" && user_settings[ytp[i].id] === true) {
  179.                             ytp[i].setAttribute("checked", "true");
  180.                         }
  181.                         if (ytp[i].type === "text" && typeof user_settings[ytp[i].id] === 'string') {
  182.                             ytp[i].setAttribute("value", user_settings[ytp[i].id]);
  183.                         }
  184.                     }
  185.                     ytp = menu.querySelectorAll("option");
  186.                     i = ytp.length;
  187.                     while (i--) {
  188.                         if (user_settings[ytp[i].parentNode.id] === ytp[i].value) {
  189.                             ytp[i].setAttribute("selected", "true");
  190.                         }
  191.                     }
  192.                 }
  193.                 return menu;
  194.             }
  195.             function getMenu(section) {
  196.                 var temp = document.createElement("template");
  197.                 if (section === "MEN") {
  198.                     temp.innerHTML = //
  199.                         `<div id='P-settings'>
  200.                             <div id='P-container'>
  201.                                 <div id='P-sidebar'>
  202.                                     <ul id='P-sidebar-list'>
  203.                                         <li id='GEN' class='selected' data-p='tnd|GEN'></li>
  204.                                         <li id='VID' data-p='tnd|VID'></li>
  205.                                         <li id='BLK' data-p='tnd|BLK'></li>
  206.                                         <li id='ABT' data-p='tnd|ABT'></li>
  207.                                         <li id='HLP'><a target='_blank' href='https://github.com/ParticleCore/Particle/wiki' data-p='tnd|HLP'></a></li>
  208.                                         <li id='DNT'><a title='PayPal' target='_blank' href='https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=UMVQJJFG4BFHW' data-p='tnd|DNT'></a></li>
  209.                                     </ul>
  210.                                 </div>
  211.                             </div>
  212.                         </div>`;
  213.                 } else if (section === "GEN") {
  214.                     temp.innerHTML = //
  215.                         `<div id='P-content'>
  216.                             <div class='P-header'>
  217.                                 <button class='P-save' data-p='tnd|GLB_SVE'></button>
  218.                                 <button class='P-reset' data-p='tnd|GLB_RSET'></button>
  219.                                 <button class='P-impexp ytplus_sprite' data-p='ttl|GLB_IMPR'></button>
  220.                                 <button class='P-implang' data-p='ttl|GLB_LOCL_LANG&tnd|LOCALE'></button>
  221.                                 <h2 data-p='tnd|GEN_TTL'></h2>
  222.                             </div>
  223.                             <hr class='P-horz'></hr>
  224.                             <h3 data-p='tnd|GEN_GEN'></h3>
  225.                             <div><input id='GEN_LOCL_LANG' type='checkbox'></input><label for='GEN_LOCL_LANG' data-p='tnd|GEN_LOCL_LANG'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#custom_lang' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  226.                             <div><input id='GEN_DSBL_ADS' type='checkbox'></input><label for='GEN_DSBL_ADS' data-p='tnd|GEN_DSBL_ADS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#outside_ads' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  227.                             <div><input id='GEN_YT_LOGO_LINK' type='checkbox'></input><label for='GEN_YT_LOGO_LINK' data-p='tnd|GEN_YT_LOGO_LINK'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#logo_redirect' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  228.                             <div><input id='GEN_SUB_LIST' type='checkbox'></input><label for='GEN_SUB_LIST' data-p='tnd|GEN_SUB_LIST'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#sub_playlist' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  229.                             <div><input id='GEN_INF_SCRL' type='checkbox'></input><label for='GEN_INF_SCRL' data-p='tnd|GEN_INF_SCRL'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#infinite_scroll' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  230.                             <div><input id='GEN_PPOT_ON' type='checkbox'></input><label for='GEN_PPOT_ON' data-p='tnd|GEN_PPOT_ON'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#popout_on' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  231.                             <div><input id='GEN_REM_APUN' type='checkbox'></input><label for='GEN_REM_APUN' data-p='tnd|GEN_REM_APUN'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#remove_autoplay' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  232.                             <div><input id='GEN_SPF_OFF' type='checkbox'></input><label for='GEN_SPF_OFF' data-p='tnd|GEN_SPF_OFF'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#spf_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  233.                             <div>
  234.                                 <label for='GEN_CHN_DFLT_PAGE' data-p='tnd|GEN_CHN_DFLT_PAGE'></label>
  235.                                 <div class='P-select'>
  236.                                     <select id='GEN_CHN_DFLT_PAGE'>
  237.                                         <option value='default' data-p='tnd|GEN_CHN_DFLT_PAGE_DFLT'></option>
  238.                                         <option value='videos' data-p='tnd|GEN_CHN_DFLT_PAGE_VID'></option>
  239.                                         <option value='playlists' data-p='tnd|GEN_CHN_DFLT_PAGE_PL'></option>
  240.                                         <option value='channels' data-p='tnd|GEN_CHN_DFLT_PAGE_CHN'></option>
  241.                                         <option value='discussion' data-p='tnd|GEN_CHN_DFLT_PAGE_DISC'></option>
  242.                                         <option value='about' data-p='tnd|GEN_CHN_DFLT_PAGE_ABT'></option>
  243.                                     </select>
  244.                                 </div>\n
  245.                                 <a href='https://github.com/ParticleCore/Particle/wiki/Features#channel_page' data-p='ttl|FTR_DESC' target='features'>?</a>
  246.                             </div>
  247.                             <h3 data-p='tnd|GEN_LYT'></h3>
  248.                             <div><input id='GEN_GRID_SUBS' type='checkbox'></input><label for='GEN_GRID_SUBS' data-p='tnd|GEN_GRID_SUBS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#sub_grid' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  249.                             <div><input id='GEN_GRID_SRCH' type='checkbox'></input><label for='GEN_GRID_SRCH' data-p='tnd|GEN_GRID_SRCH'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#search_grid' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  250.                             <div><input id='GEN_BTTR_NTF' type='checkbox'></input><label for='GEN_BTTR_NTF' data-p='tnd|GEN_BTTR_NTF'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#blue_box' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  251.                             <div><input id='GEN_DSB_HVRC' type='checkbox'></input><label for='GEN_DSB_HVRC' data-p='tnd|GEN_DSB_HVRC'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hovercards_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  252.                             <div><input id='GEN_CMPT_TTLS' type='checkbox'></input><label for='GEN_CMPT_TTLS' data-p='tnd|GEN_CMPT_TTLS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#feed_titles' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  253.                             <div><input id='GEN_BLUE_GLOW' type='checkbox'></input><label for='GEN_BLUE_GLOW' data-p='tnd|GEN_BLUE_GLOW'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#blue_glow' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  254.                             <div><input id='GEN_HIDE_FTR' type='checkbox'></input><label for='GEN_HIDE_FTR' data-p='tnd|GEN_HIDE_FTR'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hide_footer' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  255.                             <div><input id='GEN_HDE_RECM_SDBR' type='checkbox'></input><label for='GEN_HDE_RECM_SDBR' data-p='tnd|GEN_HDE_RECM_SDBR'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hide_recom_sidebar' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  256.                             <div><input id='GEN_HDE_SRCH_SDBR' type='checkbox'></input><label for='GEN_HDE_SRCH_SDBR' data-p='tnd|GEN_HDE_SRCH_SDBR'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hide_search_sidebar' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  257.                             <div><input id='GEN_HDE_CHN_SDBR' type='checkbox'></input><label for='GEN_HDE_CHN_SDBR' data-p='tnd|GEN_HDE_CHN_SDBR'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hide_channel_sidebar' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  258.                         </div>`;
  259.                     if (user_settings.GEN_LOCL_LANG && user_settings.localLang) {
  260.                         temp.content.querySelector(".P-implang").dataset.p = "GLB_LOCL_LANG_CSTM";
  261.                     }
  262.                 } else if (section === "VID") {
  263.                     temp.innerHTML = //
  264.                         `<div id='P-content'>
  265.                             <div class='P-header'>
  266.                                 <button class='P-save' data-p='tnd|GLB_SVE'></button>
  267.                                 <button class='P-reset' data-p='tnd|GLB_RSET'></button>
  268.                                 <button class='P-impexp ytplus_sprite' data-p='ttl|GLB_IMPR'></button>
  269.                                 <button class='P-implang' data-p='ttl|GLB_LOCL_LANG&tnd|LOCALE'></button>
  270.                                 <h2 data-p='tnd|VID_TTL'></h2>
  271.                             </div>
  272.                             <hr class='P-horz'></hr>
  273.                             <h3 data-p='tnd|VID_PLR'></h3>
  274.                             <div><input id='VID_PLR_ADS' type='checkbox'></input><label for='VID_PLR_ADS' data-p='tnd|VID_PLR_ADS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#video_ads' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  275.                             <div><input id='VID_SUB_ADS' type='checkbox'></input><label for='VID_SUB_ADS' data-p='tnd|VID_SUB_ADS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#subs_ads_on' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  276.                             <div><input id='VID_PLR_ALVIS' type='checkbox'></input><label for='VID_PLR_ALVIS' data-p='tnd|VID_PLR_ALVIS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#floating_player' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  277.                             <div><input id='VID_PLR_ALVIS_WDTH' type='text' placeholder='350' size='6'></input><label for='VID_PLR_ALVIS_WDTH' data-p='tnd|VID_PLR_ALVIS_WDTH'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#floating_player_width' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  278.                             <div><input id='VID_PLR_ATPL' type='checkbox'></input><label for='VID_PLR_ATPL' data-p='tnd|VID_PLR_ATPL'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#video_autoplay' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  279.                             <div><input id='VID_PLR_CC' type='checkbox'></input><label for='VID_PLR_CC' data-p='tnd|VID_PLR_CC'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#subtitles_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  280.                             <div><input id='VID_PLR_ANTS' type='checkbox'></input><label for='VID_PLR_ANTS' data-p='tnd|VID_PLR_ANTS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#annotations_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  281.                             <div><input id='VID_END_SHRE' type='checkbox'></input><label for='VID_END_SHRE' data-p='tnd|VID_END_SHRE'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#share_panel_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  282.                             <div><input id='VID_PLR_VOL_MEM' type='checkbox'></input><label for='VID_PLR_VOL_MEM' data-p='tnd|VID_PLR_VOL_MEM'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#remember_volume' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  283.                             <div><input id='VID_PLR_VOL_LDN' type='checkbox'></input><label for='VID_PLR_VOL_LDN' data-p='tnd|VID_PLR_VOL_LDN'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#disable_normalisation' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  284.                             <div><input id='VID_PLR_ALACT' type='checkbox'></input><label for='VID_PLR_ALACT' data-p='tnd|VID_PLR_ALACT'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#shortcuts_on' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  285.                             <div><input id='VID_PLR_SIZE_MEM' type='checkbox'></input><label for='VID_PLR_SIZE_MEM' data-p='tnd|VID_PLR_SIZE_MEM'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#remember_mode' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  286.                             <div><input id='VID_VOL_WHEEL' type='checkbox'></input><label for='VID_VOL_WHEEL' data-p='tnd|VID_VOL_WHEEL'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#wheel_volume' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  287.                             <div><input id='VID_PLR_DASH' type='checkbox'></input><label for='VID_PLR_DASH' data-p='tnd|VID_PLR_DASH'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#dash_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  288.                             <div><input id='VID_PLR_HFR' type='checkbox'></input><label for='VID_PLR_HFR' data-p='tnd|VID_PLR_HFR'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hfr_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  289.                             <div><input id='VID_PLR_HTML5' type='checkbox'></input><label for='VID_PLR_HTML5' data-p='tnd|VID_PLR_HTML5'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#force_html5' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  290.                             <div>
  291.                                 <label for='VID_DFLT_QLTY' data-p='tnd|VID_DFLT_QLTY'></label>
  292.                                 <div class='P-select'>
  293.                                     <select id='VID_DFLT_QLTY'>
  294.                                         <option value='auto' data-p='tnd|VID_DFLT_QLTY_AUTO'></option>
  295.                                         <option value='highres' data-p='tnd|VID_DFLT_QLTY_ORIG'></option>
  296.                                         <option value='hd2880' data-p='tnd|VID_DFLT_QLTY_2880'></option>
  297.                                         <option value='hd2160' data-p='tnd|VID_DFLT_QLTY_2160'></option>
  298.                                         <option value='hd1440' data-p='tnd|VID_DFLT_QLTY_1440'></option>
  299.                                         <option value='hd1080' data-p='tnd|VID_DFLT_QLTY_1080'></option>
  300.                                         <option value='hd720' data-p='tnd|VID_DFLT_QLTY_720'></option>
  301.                                         <option value='large' data-p='tnd|VID_DFLT_QLTY_LRG'></option>
  302.                                         <option value='medium' data-p='tnd|VID_DFLT_QLTY_MDM'></option>
  303.                                         <option value='small' data-p='tnd|VID_DFLT_QLTY_SML'></option>
  304.                                         <option value='tiny' data-p='tnd|VID_DFLT_QLTY_TNY'></option>
  305.                                     </select>
  306.                                 </div>\n
  307.                                 <a href='https://github.com/ParticleCore/Particle/wiki/Features#default_quality' data-p='ttl|FTR_DESC' target='features'>?</a>
  308.                             </div>
  309.                             <h3 data-p='tnd|VID_PLR_LYT'></h3>
  310.                             <div><input id='VID_PLR_INFO' type='checkbox'></input><label for='VID_PLR_INFO' data-p='tnd|VID_PLR_INFO'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#info_bar' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  311.                             <div><input id='VID_PLR_DYN_SIZE' type='checkbox'></input><label for='VID_PLR_DYN_SIZE' data-p='tnd|VID_PLR_DYN_SIZE'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#dynamic_size_off' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  312.                             <div><input id='VID_PLR_FIT' type='checkbox'></input><label for='VID_PLR_FIT' data-p='tnd|VID_PLR_FIT'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#fit_to_page' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  313.                             <div><input id='VID_PLR_FIT_WDTH' type='text' placeholder='1280px' size='6'></input><label for='VID_PLR_FIT_WDTH' data-p='tnd|VID_PLR_FIT_WDTH'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#fit_max_width' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  314.                             <h3 data-p='tnd|VID_PLST'></h3>
  315.                             <div><input id='VID_PLST_ATPL' type='checkbox'></input><label for='VID_PLST_ATPL' data-p='tnd|VID_PLST_ATPL'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#playlist_autoplay' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  316.                             <div><input id='VID_PLST_RVRS' type='checkbox'></input><label for='VID_PLST_RVRS' data-p='tnd|VID_PLST_RVRS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#playlist_reverse' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  317.                             <h3 data-p='tnd|VID_LAYT'></h3>
  318.                             <div><input id='VID_PPOT_SZ' type='text' placeholder='533' size='6'></input><label for='VID_PPOT_SZ' data-p='tnd|VID_PPOT_SZ'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#popout_size' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  319.                             <div>
  320.                                 <label for='VID_HIDE_COMS' data-p='tnd|VID_HIDE_COMS'></label>
  321.                                 <div class='P-select'>
  322.                                     <select id='VID_HIDE_COMS'>
  323.                                         <option value='0' data-p='tnd|VID_HIDE_COMS_SHOW'></option>
  324.                                         <option value='1' data-p='tnd|VID_HIDE_COMS_HIDE'></option>
  325.                                         <option value='2' data-p='tnd|VID_HIDE_COMS_REM'></option>
  326.                                     </select>
  327.                                 </div>\n
  328.                                 <a href='https://github.com/ParticleCore/Particle/wiki/Features#comments' data-p='ttl|FTR_DESC' target='features'>?</a>
  329.                             </div>
  330.                             <div><input id='VID_TTL_CMPT' type='checkbox'></input><label for='VID_TTL_CMPT' data-p='tnd|VID_TTL_CMPT'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#video_title' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  331.                             <div><input id='VID_DESC_SHRT' type='checkbox'></input><label for='VID_DESC_SHRT' data-p='tnd|VID_DESC_SHRT'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#labelless_buttons' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  332.                             <div><input id='VID_VID_CNT' type='checkbox'></input><label for='VID_VID_CNT' data-p='tnd|VID_VID_CNT'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#upload_counter' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  333.                             <div><input id='VID_POST_TIME' type='checkbox'></input><label for='VID_POST_TIME' data-p='tnd|VID_POST_TIME'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#relative_upload_time' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  334.                             <div><input id='VID_HIDE_DETLS' type='checkbox'></input><label for='VID_HIDE_DETLS' data-p='tnd|VID_HIDE_DETLS'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#hide_video_details' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  335.                             <div><input id='VID_LAYT_AUTO_PNL' type='checkbox'></input><label for='VID_LAYT_AUTO_PNL' data-p='tnd|VID_LAYT_AUTO_PNL'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#expand_description' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  336.                         </div>`;
  337.                     if (user_settings.GEN_LOCL_LANG && user_settings.localLang) {
  338.                         temp.content.querySelector(".P-implang").dataset.p = "GLB_LOCL_LANG_CSTM";
  339.                     }
  340.                 } else if (section === "BLK") {
  341.                     temp.innerHTML = //
  342.                         `<div id='P-content'>
  343.                             <div class='P-header'>
  344.                                 <button class='P-save' data-p='tnd|GLB_SVE'></button>
  345.                                 <button class='P-reset' data-p='tnd|GLB_RSET'></button>
  346.                                 <button class='P-impexp ytplus_sprite' data-p='ttl|GLB_IMPR'></button>
  347.                                 <button class='P-implang' data-p='ttl|GLB_LOCL_LANG&tnd|LOCALE'></button>
  348.                                 <h2 data-p='tnd|BLK_TTL'></h2>
  349.                             </div>
  350.                             <hr class='P-horz'></hr>
  351.                             <h3 data-p='tnd|BLK_BLK'></h3>
  352.                             <div><input id='BLK_ON' type='checkbox'></input><label for='BLK_ON' data-p='tnd|BLK_ON'></label>\n<a href='https://github.com/ParticleCore/Particle/wiki/Features#blacklist_on' data-p='ttl|FTR_DESC' target='features'>?</a></div>
  353.                             <div id='blacklist'>
  354.                                 <div id='blacklist-controls'>
  355.                                     <button id='blacklist-edit' class='yt-uix-button yt-uix-sessionlink yt-uix-button-default yt-uix-button-size-default'><span class='yt-uix-button-content' data-p='tnd|BLCK_EDIT'></span></button>
  356.                                     <button id='blacklist-save' class='yt-uix-button yt-uix-sessionlink yt-uix-button-default yt-uix-button-size-default'><span class='yt-uix-button-content' data-p='tnd|BLCK_SAVE'></span></button>
  357.                                     <button id='blacklist-close' class='yt-uix-button yt-uix-sessionlink yt-uix-button-default yt-uix-button-size-default'><span class='yt-uix-button-content' data-p='tnd|BLCK_CLSE'></span></button>
  358.                                 </div>
  359.                                 <textarea id='blacklist-edit-list'></textarea>
  360.                             </div>
  361.                             <br></br>
  362.                         </div>`;
  363.                     if (user_settings.GEN_LOCL_LANG && user_settings.localLang) {
  364.                         temp.content.querySelector(".P-implang").dataset.p = "ttl|GLB_LOCL_LANG&tnd|GLB_LOCL_LANG_CSTM";
  365.                     }
  366.                 } else if (section === "ABT") {
  367.                     temp.innerHTML = //
  368.                         `<div id='P-content'>
  369.                             <div class='P-header'>
  370.                                 <h2 data-p='tnd|ABT_TTL'></h2>
  371.                             </div>
  372.                             <hr class='P-horz'></hr>
  373.                             <h3 data-p='tnd|ABT_THKS'></h3>
  374.                             <div><a target='_blank' href='https://github.com/YePpHa'>Jeppe Rune Mortensen</a><span data-p='tnd|ABT_THKS_YEPPHA'></span></div>
  375.                             <div><a target='_blank' href='http://www.greasespot.net/'>Greasemonkey</a> + <a href='http://tampermonkey.net/'>Tampermonkey</a><span data-p='tnd|ABT_THKS_USERSCRIPT'></span></div>
  376.                             <div><a target='_blank' href='http://stackoverflow.com/'>Stack Overflow</a><span data-p='tnd|ABT_THKS_STACKOV'></span></div>
  377.                             <h3 data-p='tnd|ABT_INFO'></h3>
  378.                             <div><a target='_blank' href='https://github.com/ParticleCore/Particle/'>GitHub</a></div>
  379.                             <div><a target='_blank' href='https://gf.qytechs.cn/en/users/8223-particlecore'>Greasy Fork镜像</a></div>
  380.                             <div><a target='_blank' href='http://openuserjs.org/scripts/ParticleCore/'>OpenUserJS</a></div>
  381.                         </div>`;
  382.                 }
  383.                 return setLocale(getValues(temp.content));
  384.             }
  385.             function exportSettings(target) {
  386.                 var expCont;
  387.                 if (target.classList.contains("P-impexp") || target.classList.contains("P-implang")) {
  388.                     expCont = document.getElementById("exp-cont");
  389.                     if (expCont) {
  390.                         expCont.remove();
  391.                         return;
  392.                     }
  393.                     expCont = document.createElement("template");
  394.                     expCont.innerHTML = //
  395.                         `<div id='exp-cont'>
  396.                            <button id='implang-save' class='yt-uix-button yt-uix-sessionlink yt-uix-button-default yt-uix-button-size-default'>
  397.                                 <span class='yt-uix-button-content' data-p='tnd|GLB_IMPR_SAVE'></span>
  398.                             </button>
  399.                            <textarea id='impexp-list'></textarea>
  400.                         </div>`;
  401.                     if (target.classList.contains("P-impexp")) {
  402.                         expCont.content.querySelector("#implang-save").id = "impexp-save";
  403.                     }
  404.                     expCont = setLocale(expCont.content).firstChild;
  405.                     document.getElementById("P-content").appendChild(expCont);
  406.                     document.getElementById("impexp-list").value = JSON.stringify((target.classList.contains("P-impexp") && user_settings) || user_settings.localLang || language, undefined, 2);
  407.                 } else if (target.id === "impexp-save" || target.id === "implang-save") {
  408.                     if (target.id === "implang-save") {
  409.                         set("localLang", JSON.parse(document.getElementById("impexp-list").value));
  410.                         window.location.reload();
  411.                     } else {
  412.                         set("user_settings", JSON.parse(document.getElementById("impexp-list").value));
  413.                         settingsMenu.settingsButton.click();
  414.                         settingsMenu.settingsButton.click();
  415.                     }
  416.                 }
  417.             }
  418.             function setBlackList(target) {
  419.                 if (target.id === "blacklist-edit") {
  420.                     document.getElementById("blacklist").classList.add("edit");
  421.                     document.getElementById("blacklist-edit-list").value = JSON.stringify(user_settings.blacklist, undefined, 2);
  422.                 } else if (target.id === "blacklist-save") {
  423.                     set("blacklist", JSON.parse(document.getElementById("blacklist-edit-list").value));
  424.                 } else if (target.id === "blacklist-close") {
  425.                     document.getElementById("BLK").click();
  426.                 }
  427.             }
  428.             function delBlackList(event) {
  429.                 var newKey = user_settings.blacklist;
  430.                 delete newKey[event.target.nextSibling.href.split("/channel/")[1]];
  431.                 event.target.parentNode.remove();
  432.                 set("blacklist", newKey);
  433.             }
  434.             function delNotification() {
  435.                 document.body.classList.remove("show-guide-button-notification");
  436.             }
  437.             function saveSettings(salt) {
  438.                 var i, value, notification, navId, userSets, savedSets;
  439.                 navId = document.querySelector(".selected").id;
  440.                 userSets = document.getElementById("P-content").querySelectorAll("[id^='" + navId + "']");
  441.                 savedSets = user_settings;
  442.                 i = userSets.length;
  443.                 while (i--) {
  444.                     value = (userSets[i].checked && (userSets[i].value === "on" || userSets[i].value)) || (userSets[i].length && userSets[i].value) || (userSets[i].getAttribute("type") === "text" && userSets[i].value);
  445.                     if (value) {
  446.                         savedSets[userSets[i].name || userSets[i].id] = value;
  447.                     } else if (!value && userSets[i].type !== "radio") {
  448.                         savedSets[userSets[i].id] = false;
  449.                     }
  450.                 }
  451.                 set("user_settings", savedSets);
  452.                 customStyles();
  453.                 if (!salt) {
  454.                     notification = document.getElementById("appbar-main-guide-notification-container");
  455.                     if (notification.childNodes.length < 1) {
  456.                         notification.remove();
  457.                         notification = document.createElement("template");
  458.                         notification.innerHTML = //
  459.                             `<div id='appbar-main-guide-notification-container'>
  460.                                 <div class='appbar-guide-notification' role='alert'>
  461.                                     <span class='appbar-guide-notification-content-wrapper yt-valign'>
  462.                                         <span class='appbar-guide-notification-icon yt-sprite'></span>
  463.                                         <span class='appbar-guide-notification-text-content'></span>
  464.                                     </span>
  465.                                 </div>
  466.                             </div>`;
  467.                         notification = setLocale(notification.content).firstChild;
  468.                         document.querySelector(".yt-masthead-logo-container").appendChild(notification);
  469.                     }
  470.                     document.querySelector(".appbar-guide-notification-text-content").textContent = lang("GLB_SVE_SETS");
  471.                     document.body.classList.add("show-guide-button-notification");
  472.                     window.setTimeout(delNotification, 2000);
  473.                 }
  474.             }
  475.             function navigateSettings(event) {
  476.                 if (event.target.classList.contains("P-save")) {
  477.                     saveSettings();
  478.                 } else if (event.target.classList.contains("P-reset")) {
  479.                     set("user_settings", default_settings);
  480.                     settingsMenu.settingsButton.click();
  481.                     settingsMenu.settingsButton.click();
  482.                 } else if (event.target.classList.contains("close")) {
  483.                     delBlackList(event);
  484.                 } else if (event.target.classList.contains("P-impexp") || event.target.id === "impexp-save" || event.target.classList.contains("P-implang") || event.target.id === "implang-save") {
  485.                     exportSettings(event.target);
  486.                 } else if (event.target.id === "blacklist-edit" || event.target.id === "blacklist-save" || event.target.id === "blacklist-close") {
  487.                     setBlackList(event.target);
  488.                 } else if (event.target.id === "P-container" || event.target.id === "P-settings") {
  489.                     event = (event.target.id === "P-settings") ? event.target : event.target.parentNode;
  490.                     event.remove();
  491.                     document[(window.chrome && "body") || "documentElement"].scrollTop = 0;
  492.                 } else if (event.target.id !== "DNT" && event.target.tagName !== "A" && event.target.parentNode.id === "P-sidebar-list") {
  493.                     saveSettings("no-notification");
  494.                     document.getElementById("P-content").remove();
  495.                     document.getElementById("P-container").appendChild(getMenu(event.target.id));
  496.                     event.target.parentNode.querySelector(".selected").removeAttribute("class");
  497.                     event.target.className = "selected";
  498.                 }
  499.             }
  500.             function settingsTemplate(event) {
  501.                 var pWrapper;
  502.                 if (event.target.id === "P" && event.target.tagName !== "INPUT") {
  503.                     pWrapper = document.getElementById("P-settings");
  504.                     if (pWrapper) {
  505.                         pWrapper.remove();
  506.                     } else {
  507.                         if (document.documentElement.classList.contains("floater")) {
  508.                             document.documentElement.classList.remove("floater");
  509.                             document.getElementById("movie_player").removeAttribute("style");
  510.                             window.dispatchEvent(new Event("resize"));
  511.                         }
  512.                         pWrapper = getMenu("MEN");
  513.                         pWrapper.querySelector("#P-container").appendChild(getMenu("GEN"));
  514.                         document.getElementById("body-container").insertBefore(pWrapper, document.getElementById("page-container"));
  515.                         document.addEventListener("click", navigateSettings);
  516.                     }
  517.                     document[(window.chrome && "body") || "documentElement"].scrollTop = 0;
  518.                 }
  519.             }
  520.             function firstTime(event) {
  521.                 if (event && event.target && event.target.parentNode && event.target.parentNode.className === "par_closewlcm") {
  522.                     set("firstTime", false);
  523.                     document.removeEventListener("click", firstTime);
  524.                     settingsMenu.welcome.style.display = "none";
  525.                 }
  526.             }
  527.             function settingsMenu() {
  528.                 var notif_button, settings_button, welcome_message;
  529.                 if (settingsMenu.settingsButton) {
  530.                     return;
  531.                 }
  532.                 notif_button = document.querySelector(".notifications-container");
  533.                 settings_button = document.querySelector("#yt-masthead-user, #yt-masthead-signin");
  534.                 if (settings_button) {
  535.                     welcome_message = document.createElement("template");
  536.                     welcome_message.innerHTML = //
  537.                         `<div id='Psettings' style='display:inline-block;position:relative'>
  538.                            <button id='P' class='ytplus_sprite' data-p='ttl|YTSETS'></button>
  539.                            <div id='part_welcome' style='display:none;margin-left:-220px;top:38px;right:0'>
  540.                                <span data-p='tnd|WLCM'></span>
  541.                                <br></br>
  542.                                <span data-p='tnd|WLCMSTRT'></span>
  543.                                <br></br><br></br>
  544.                                <a data-p='tnd|WLCMFTRS' style='color:#FFF;' href='https://github.com/ParticleCore/Particle/wiki/Features' target='_blank'></a>
  545.                                <div class='par_closewlcm'><span>×</span></div>
  546.                            </div>
  547.                         </div>`;
  548.                     welcome_message = setLocale(welcome_message.content);
  549.                     document.addEventListener("click", settingsTemplate);
  550.                     if (notif_button) {
  551.                         settings_button.insertBefore(welcome_message, notif_button);
  552.                     } else {
  553.                         settings_button.appendChild(welcome_message);
  554.                     }
  555.                     settingsMenu.settingsButton = document.getElementById("P");
  556.                     settingsMenu.welcome = document.getElementById("part_welcome");
  557.                     if (user_settings.firstTime) {
  558.                         settingsMenu.welcome.style.display = "block";
  559.                         document.addEventListener("click", firstTime);
  560.                     }
  561.                 }
  562.             }
  563.             function modComment(original) {
  564.                 return function (a) {
  565.                     var comments, is_live;
  566.                     comments = document.getElementById("watch-discussion");
  567.                     is_live = window.ytplayer && window.ytplayer.config && window.ytplayer.config.args && window.ytplayer.config.args.livestream;
  568.                     if (a.split("comments").length > 1 && !is_live && comments && !comments.lazyload && user_settings.VID_HIDE_COMS === "1" && !comments.classList.contains("show")) {
  569.                         comments.lazyload = arguments;
  570.                     } else {
  571.                         return original.apply(this, arguments);
  572.                     }
  573.                 };
  574.             }
  575.             function modSetConfig(original) {
  576.                 return function (a) {
  577.                     if (typeof a === "object") {
  578.                         if ("SHARE_ON_VIDEO_END" in a) {
  579.                             a.SHARE_ON_VIDEO_END = !user_settings.VID_END_SHRE;
  580.                         }
  581.                         if ("UNIVERSAL_HOVERCARDS" in a) {
  582.                             a.UNIVERSAL_HOVERCARDS = !user_settings.GEN_DSB_HVRC;
  583.                         }
  584.                     }
  585.                     original.apply(scriptExit, arguments);
  586.                 };
  587.             }
  588.             function modEmbed(original) {
  589.                 return function (a, b) {
  590.                     var temp, player;
  591.                     b = modArgs(b);
  592.                     temp = original.apply(scriptExit, arguments);
  593.                     player = document.getElementById("movie_player");
  594.                     if (player) {
  595.                         player.setPlaybackQuality(user_settings.VID_DFLT_QLTY);
  596.                     }
  597.                     return temp;
  598.                 };
  599.             }
  600.             function modAutoplay(original) {
  601.                 return function (a, b) {
  602.                     if (!b || user_settings.plApl || (!user_settings.plApl && b.feature && b.feature !== "autoplay")) {
  603.                         original.apply(scriptExit, arguments);
  604.                     }
  605.                 };
  606.             }
  607.             function modAutoplayFullscreen(original) {
  608.                 return function () {
  609.                     var has_ended, next_button, next_clicked;
  610.                     has_ended = api && api.getCurrentTime && Math.round(api.getCurrentTime()) >= Math.floor(api.getDuration());
  611.                     next_clicked = document.activeElement.classList.contains("ytp-button-next") || document.activeElement.classList.contains("ytp-next-button");
  612.                     if (!user_settings.plApl && !next_clicked && has_ended) {
  613.                         next_button = document.querySelector(".ytp-next-button");
  614.                         if (next_button && next_button.getAttribute("aria-disabled") === "true") {
  615.                             next_button.onclick = api.nextVideo;
  616.                             document.addEventListener("click", api.nextVideo);
  617.                             next_button.setAttribute("aria-disabled", "false");
  618.                         }
  619.                         return false;
  620.                     }
  621.                     if (user_settings.plApl || next_clicked || !has_ended) {
  622.                         if (next_clicked) {
  623.                             document.getElementById("movie_player").focus();
  624.                         }
  625.                         return original.apply(this, arguments);
  626.                     }
  627.                 };
  628.             }
  629.             function iterateKeys(keys) {
  630.                 if (typeof player_instance[keys] === "object") {
  631.                     if (player_instance[keys] && player_instance[keys].hasNext) {
  632.                         player_instance[keys].hasNext = modAutoplayFullscreen(player_instance[keys].hasNext);
  633.                         return true;
  634.                     }
  635.                 }
  636.             }
  637.             function modPlayerCreate(original) {
  638.                 return function (a, b) {
  639.                     var player;
  640.                     b = modArgs(b);
  641.                     if (a.id === "upsell-video") {
  642.                         original.apply(scriptExit, arguments);
  643.                     } else if (typeof a === "object") {
  644.                         player_instance = original.apply(scriptExit, arguments);
  645.                         Object.keys(player_instance).some(iterateKeys);
  646.                         player = document.getElementById("movie_player");
  647.                         if (!user_settings.VID_PLR_ATPL && player) {
  648.                             if (window.ytplayer.config.args.dvmap && !user_settings.VID_PLR_ADS) {
  649.                                 window.ytplayer.config.args.vmap = window.ytplayer.config.args.dvmap;
  650.                             }
  651.                             player.cueVideoByPlayerVars(window.ytplayer.config.args);
  652.                         }
  653.                     }
  654.                 };
  655.             }
  656.             function modSeekTo(original) {
  657.                 return function(time) {
  658.                     if (document.documentElement.classList.contains("floater")) {
  659.                         original.call(this, time, false);
  660.                     } else {
  661.                         original.apply(this, arguments);
  662.                     }
  663.                 };
  664.             }
  665.             function setMods(keys) {
  666.                 var str;
  667.                 if (typeof window._yt_www[keys] === "function") {
  668.                     str = String(window._yt_www[keys]);
  669.                     if (str.split("player-added").length > 1) {
  670.                         window._yt_www[keys] = modEmbed(window._yt_www[keys]);
  671.                     } else if (str.split("window.spf.navigate").length > 1) {
  672.                         window._yt_www[keys] = modAutoplay(window._yt_www[keys]);
  673.                     } else if (str.split(".set(\"\"+a,b,c,\"/\",d").length > 1) {
  674.                         window.ytpsetwide = window._yt_www[keys];
  675.                     }
  676.                 }
  677.             }
  678.             function scriptExit(event) {
  679.                 if (event && event.target) {
  680.                     if (event.target.getAttribute("name") === "www/base") {
  681.                         window.yt.setConfig = modSetConfig(window.yt.setConfig);
  682.                         Object.keys(window._yt_www).forEach(setMods);
  683.                     }
  684.                     if (event.target.getAttribute("name") === "www/watch") {
  685.                         window.yt.www.watch.player.seekTo = modSeekTo(window.yt.www.watch.player.seekTo);
  686.                     }
  687.                     if (event.target.getAttribute("name") === "spf/spf") {
  688.                         window.spf.load = modComment(window.spf.load);
  689.                         window.spf.prefetch = function(){return;};
  690.                         if (window.name === "popOut") {
  691.                             window.spf.navigate = function(){return;};
  692.                         }
  693.                     }
  694.                 }
  695.                 if ((event && event.target && event.target.getAttribute("name") === "player/base") || (!window.html5Patched && window.yt && window.yt.player && window.yt.player.Application && window.yt.player.Application.create)) {
  696.                     window.html5Patched = true;
  697.                     window.yt.player.Application.create = modPlayerCreate(window.yt.player.Application.create);
  698.                 }
  699.             }
  700.             function checkBounds(elm, X, Y) {
  701.                 var snapX, snapY;
  702.                 if (X > -1 && X + elm.offsetWidth < document.documentElement.offsetWidth) {
  703.                     snapX = false;
  704.                 } else if (X < 1) {
  705.                     X = 0;
  706.                     snapX = -1;
  707.                 } else {
  708.                     X = document.documentElement.offsetWidth - elm.offsetWidth;
  709.                     snapX = 1;
  710.                 }
  711.                 if (Y > 51 && Y + elm.offsetHeight < document.documentElement.offsetHeight) {
  712.                     snapY = false;
  713.                 } else if (Y < 52) {
  714.                     Y = 52;
  715.                     snapY = -1;
  716.                 } else {
  717.                     Y = document.documentElement.offsetHeight - elm.offsetHeight;
  718.                     snapY = 1;
  719.                 }
  720.                 return {X: X + "px", Y: Y + "px", snapX: snapX, snapY: snapY};
  721.             }
  722.             function updatePos() {
  723.                 var x, y, height, player, bounds;
  724.                 if (!document.documentElement.classList.contains("floater")) {
  725.                     window.removeEventListener("resize", updatePos);
  726.                     return;
  727.                 }
  728.                 height = parseInt(user_settings.VID_PLR_ALVIS_WDTH) || 350;
  729.                 player = document.getElementById("movie_player");
  730.                 bounds = checkBounds(player, user_settings.floaterX, user_settings.floaterY);
  731.                 height = (height < 350 ? 350 : height) / (16 / 9);
  732.                 if (user_settings.floaterSnapX === -1) {
  733.                     x = "0px";
  734.                 } else if (user_settings.floaterSnapX === 1) {
  735.                     x = document.documentElement.offsetWidth - player.offsetWidth + "px";
  736.                 } else {
  737.                     x = bounds.X;
  738.                 }
  739.                 if (user_settings.floaterSnapY === -1) {
  740.                     y = "52px";
  741.                 } else if (user_settings.floaterSnapY === 1) {
  742.                     y = document.documentElement.offsetHeight - player.offsetHeight + "px";
  743.                 } else {
  744.                     y = bounds.Y;
  745.                 }
  746.                 player.setAttribute("style", "width:" + (height * (16 / 9)) + "px;height:" + height + "px;left:" + x + ";top:" + y);
  747.             }
  748.             function dragFloater(event) {
  749.                 var excluded, isFScreen, isFloater, bounds, player;
  750.                 isFScreen = document.querySelector(".ytp-fullscreen");
  751.                 isFloater = document.documentElement.classList.contains("floater");
  752.                 if (event && !isFScreen && isFloater) {
  753.                     if (event.type === "click" && event.target.id === "part_floaterui_scrolltop") {
  754.                          document[(window.chrome && "body") || "documentElement"].scrollTop = 0;
  755.                     } else {
  756.                         player = document.getElementById("movie_player");
  757.                         if (event.buttons === 1) {
  758.                             excluded = document.querySelector(".ytp-chrome-bottom");
  759.                             if (event.type === "mousedown" && player.contains(event.target) && (!excluded || !excluded.contains(event.target))) {
  760.                                 event.preventDefault();
  761.                                 event.stopPropagation();
  762.                                 document.addEventListener("mousemove", dragFloater);
  763.                                 document.addEventListener("click", dragFloater, true);
  764.                                 dragFloater.oldPos = {
  765.                                     X: parseInt(player.style.left) - event.clientX,
  766.                                     Y: parseInt(player.style.top) - event.clientY,
  767.                                     orgX: event.clientX,
  768.                                     orgY: event.clientY
  769.                                 };
  770.                             } else if (event.type === "mousemove" && (dragFloater.hasMoved || Math.abs(event.clientX - dragFloater.oldPos.orgX) > 10 || Math.abs(event.clientY - dragFloater.oldPos.orgY) > 10)) {
  771.                                 bounds = checkBounds(player, event.clientX + dragFloater.oldPos.X, event.clientY + dragFloater.oldPos.Y);
  772.                                 player.style.left = bounds.X;
  773.                                 player.style.top = bounds.Y;
  774.                                 dragFloater.hasMoved = true;
  775.                                 dragFloater.snapX = bounds.snapX;
  776.                                 dragFloater.snapY = bounds.snapY;
  777.                             }
  778.                         }
  779.                         if (event.buttons !== 1 || event.type === "click") {
  780.                             if (dragFloater.hasMoved) {
  781.                                 event.preventDefault();
  782.                                 event.stopImmediatePropagation();
  783.                                 dragFloater.oldPos = false;
  784.                                 dragFloater.hasMoved = false;
  785.                                 user_settings.floaterX = parseInt(player.style.left);
  786.                                 user_settings.floaterY = parseInt(player.style.top);
  787.                                 user_settings.floaterSnapX = dragFloater.snapX;
  788.                                 user_settings.floaterSnapY = dragFloater.snapY;
  789.                                 set("user_settings", user_settings);
  790.                             }
  791.                             document.removeEventListener("mousemove", dragFloater);
  792.                             document.removeEventListener("click", dragFloater, true);
  793.                         }
  794.                     }
  795.                 }
  796.             }
  797.             function iniFloater() {
  798.                 var player, plrApi, out_of_sight, isFloater, isFScreen, floaterUI, settings_open;
  799.                 player = document.getElementById("movie_player");
  800.                 plrApi = document.getElementById("player-api").getBoundingClientRect();
  801.                 settings_open = document.getElementById("P-settings");
  802.                 if (player) {
  803.                     out_of_sight = plrApi.bottom < ((plrApi.height / 2) + 52);
  804.                     isFloater = document.documentElement.classList.contains("floater");
  805.                     isFScreen = document.querySelector(".ytp-fullscreen");
  806.                     floaterUI = document.getElementById("part_floaterui");
  807.                     if (!floaterUI && !isFScreen) {
  808.                         floaterUI = document.createElement("template");
  809.                         floaterUI.innerHTML = //
  810.                             `<div id='part_floaterui'>
  811.                                 <button id='part_floaterui_scrolltop' class='ytplus_sprite' data-p='ttl|VID_PLR_ALVIS_SCRL_TOP'></button>
  812.                             </div>`;
  813.                         floaterUI = setLocale(floaterUI.content).firstChild;
  814.                         document.addEventListener("mousedown", dragFloater);
  815.                         player.appendChild(floaterUI);
  816.                     }
  817.                     if (out_of_sight && !isFloater && !settings_open) {
  818.                         document.documentElement.classList.add("floater");
  819.                         window.addEventListener("resize", updatePos);
  820.                         updatePos();
  821.                         window.dispatchEvent(new Event("resize"));
  822.                     } else if ((!out_of_sight || settings_open) && isFloater) {
  823.                         document.documentElement.classList.remove("floater");
  824.                         window.removeEventListener("resize", updatePos);
  825.                         player.removeAttribute("style");
  826.                         window.dispatchEvent(new Event("resize"));
  827.                     }
  828.                 }
  829.             }
  830.             function alwaysVisible() {
  831.                 if (user_settings.VID_PLR_ALVIS) {
  832.                     if (window.location.pathname === "/watch") {
  833.                         window.addEventListener("scroll", iniFloater);
  834.                     } else if (window.location.pathname !== "/watch") {
  835.                         window.removeEventListener("scroll", iniFloater);
  836.                     }
  837.                 }
  838.             }
  839.             function alwaysActive(event) {
  840.                 var i, list, clear, length, eventClone;
  841.                 clear = window.location.pathname == "/watch" && api && api !== event.target && !api.contains(event.target) && !event.ctrlKey && !event.shiftKey && !event.altKey && !event.metaKey && !event.target.isContentEditable;
  842.                 if (clear && ((event.which > 47 && event.which < 58) || (event.which > 95 && event.which < 106) || [27, 32, 35, 36, 37, 38, 39, 40, 66, 67, 79, 87, 187, 189].indexOf(event.which) > -1) && ["EMBED", "INPUT", "OBJECT", "TEXTAREA", "IFRAME"].indexOf(document.activeElement.tagName) < 0) {
  843.                     eventClone = new Event("keydown");
  844.                     list = Object.keys(Object.getPrototypeOf(event));
  845.                     length = list.length;
  846.                     for (i = 0; i < length; i++) {
  847.                         eventClone[list[i]] = event[list[i]];
  848.                     }
  849.                     event.preventDefault();
  850.                     api.dispatchEvent(eventClone);
  851.                 }
  852.             }
  853.             function playerState(event) {
  854.                 if (user_settings.fullBrs || user_settings.lightsOut) {
  855.                     document.documentElement.classList[(event < 5 && event > 0 && "add") || "remove"]((user_settings.fullBrs && "part_fullbrowser") || "0", (user_settings.lightsOut && "part_cinema_mode") || "0");
  856.                 }
  857.                 window.dispatchEvent(new Event("resize"));
  858.             }
  859.             function handleCustoms(event) {
  860.                 if (typeof event === "object") {
  861.                     set("volLev", event.volume);
  862.                 } else {
  863.                     set("theaterMode", event);
  864.                 }
  865.             }
  866.             function playerReady() {
  867.                 api = document.getElementById("movie_player");
  868.                 if (api && !document.getElementById("c4-player")) {
  869.                     api.addEventListener("onStateChange", playerState);
  870.                     if (user_settings.VID_PLR_VOL_MEM) {
  871.                         api.addEventListener("onVolumeChange", handleCustoms);
  872.                     }
  873.                     if (user_settings.VID_PLR_SIZE_MEM) {
  874.                         api.addEventListener("SIZE_CLICKED", handleCustoms);
  875.                     }
  876.                     if (user_settings.VID_PLR_VOL_MEM) {
  877.                         api.setVolume(user_settings.volLev);
  878.                     }
  879.                     if (user_settings.loopVid) {
  880.                         document.querySelector("video").loop = user_settings.loopVid;
  881.                     }
  882.                     if (user_settings.VID_PLR_ALACT) {
  883.                         document.addEventListener("keydown", alwaysActive);
  884.                     }
  885.                 }
  886.             }
  887.             function getThumb() {
  888.                 var args, base, thumb_url;
  889.                 args = window.ytplayer.config.args;
  890.                 base = (args.iurl_webp && "_webp") || "";
  891.                 thumb_url = args["iurlmaxres" + base] || args["iurlsd" + base] || args["iurl" + base];
  892.                 window.open(thumb_url);
  893.             }
  894.             function hideScreenshot(event) {
  895.                 if (event.target.id === "close-screenshot") {
  896.                     event.target.parentNode.remove();
  897.                     document.removeEventListener("click", hideScreenshot);
  898.                 }
  899.             }
  900.             function getScreenshot() {
  901.                 var width, height, aspectRatio, video, container, canvas, close, context;
  902.                 video = document.querySelector("video");
  903.                 container = document.getElementById("screenshot-result") || document.createElement("div");
  904.                 canvas = container.querySelector("canvas") || document.createElement("canvas");
  905.                 context = canvas.getContext("2d");
  906.                 aspectRatio = video.videoWidth / video.videoHeight;
  907.                 width = video.videoWidth;
  908.                 height = parseInt(width / aspectRatio, 10);
  909.                 canvas.width = width;
  910.                 canvas.height = height;
  911.                 context.drawImage(video, 0, 0, width, height);
  912.                 if (!container.id) {
  913.                     container.id = "screenshot-result";
  914.                     container.appendChild(canvas);
  915.                     close = document.createElement("div");
  916.                     close.id = "close-screenshot";
  917.                     close.textContent = lang("CNSL_SS_CLS");
  918.                     document.addEventListener("click", hideScreenshot);
  919.                     container.appendChild(close);
  920.                     document.body.appendChild(container);
  921.                 }
  922.             }
  923.             function exitFullBrowser(key) {
  924.                 if (document.documentElement.classList.contains("part_fullbrowser") && (key.keyCode === 27 || key.key === "Escape" || (key.target.className && key.target.className.split("ytp-size").length > 1))) {
  925.                     toggleFullBrowser(key);
  926.                     if (key.type === "mousedown") {
  927.                         document.removeEventListener("keydown", exitFullBrowser);
  928.                         document.removeEventListener("mousedown", exitFullBrowser);
  929.                         key.preventDefault();
  930.                     }
  931.                 }
  932.             }
  933.             function toggleFullBrowser(event) {
  934.                 var plrState = api && api.getPlayerState && api.getPlayerState();
  935.                 plrState = plrState < 5 && plrState > 0;
  936.                 document[(window.chrome && "body") || "documentElement"].scrollTop = 0;
  937.                 document.addEventListener("keydown", exitFullBrowser);
  938.                 document.addEventListener("mousedown", exitFullBrowser);
  939.                 set("fullBrs", event ? !user_settings.fullBrs : true);
  940.                 advancedOptions.full_browser.classList[(user_settings.fullBrs && "add") || "remove"]("active");
  941.                 if (event && (plrState || event.keyCode === 27 || event.key === "Escape")) {
  942.                     document.documentElement.classList[(user_settings.fullBrs && "add") || "remove"]("part_fullbrowser");
  943.                     window.dispatchEvent(new Event("resize"));
  944.                 }
  945.             }
  946.             function toggleFrames(event) {
  947.                 var i, pi, fps, temp;
  948.                 advancedOptions.frame_step = document.getElementById("framestep-button");
  949.                 if (event && ["EMBED", "INPUT", "OBJECT", "TEXTAREA"].indexOf(document.activeElement.tagName) < 0 && event.target.tagName !== "IFRAME" && !event.target.getAttribute("contenteditable")) {
  950.                     if ((event.keyCode === 37 || event.keyCode === 39) && event.shiftKey) {
  951.                         pi = api.getVideoStats().fmt;
  952.                         temp = window.ytplayer.config.args.adaptive_fmts.split(",");
  953.                         i = temp.length;
  954.                         while (i--) {
  955.                             if (temp[i].indexOf("itag=" + pi) > 0) {
  956.                                 advancedOptions.fps = parseInt(temp[i].match(/fps=([\d]+)/)[1]);
  957.                                 break;
  958.                             }
  959.                         }
  960.                         if (!advancedOptions.fps || advancedOptions.fps === 1) {
  961.                             advancedOptions.fps = 30;
  962.                         }
  963.                         fps = ((event.keyCode < 39 && -1) || 1) * ((advancedOptions.fps < 2 && 30) || advancedOptions.fps);
  964.                         if (fps && api) {
  965.                             if (!document.querySelector("video").paused) {
  966.                                 api.pauseVideo();
  967.                             }
  968.                             api.seekBy(1 / fps);
  969.                         }
  970.                         event.preventDefault();
  971.                         event.stopImmediatePropagation();
  972.                     } else if (event.type === "click" && event.target.id === "framestep-button") {
  973.                         set("frame_step", !user_settings.frame_step);
  974.                         advancedOptions.frame_step.classList[(user_settings.frame_step && "add") || "remove"]("active");
  975.                     }
  976.                 }
  977.                 if (advancedOptions.frame_step && advancedOptions.frame_step.classList.contains("active")) {
  978.                     document.addEventListener("keydown", toggleFrames, true);
  979.                 } else if (!advancedOptions.frame_step || !advancedOptions.frame_step.classList.contains("active")) {
  980.                     document.removeEventListener("keydown", toggleFrames, true);
  981.                 }
  982.             }
  983.             function toggleConsole(event) {
  984.                 if (event.target.id === "console-button") {
  985.                     document.documentElement.classList.toggle("player-console");
  986.                     event.target.classList[document.documentElement.classList.contains("player-console") ? "add" : "remove"]("close");
  987.                     set("advOpts", document.documentElement.classList.contains("player-console"));
  988.                 }
  989.             }
  990.             function togglePlay() {
  991.                 set("VID_PLR_ATPL", !user_settings.VID_PLR_ATPL);
  992.                 document.documentElement.classList[(user_settings.VID_PLR_ATPL && "add") || "remove"]("part_autoplayon");
  993.                 document.getElementById("autoplay-button").classList[(user_settings.VID_PLR_ATPL && "add") || "remove"]("active");
  994.             }
  995.             function toggleLoop(event) {
  996.                 var videoPlayer = document.querySelector("video");
  997.                 if (videoPlayer) {
  998.                     videoPlayer.loop = event ? !user_settings.loopVid : user_settings.loopVid;
  999.                     if (event) {
  1000.                         advancedOptions.loop_button.classList[(!user_settings.loopVid && "add") || "remove"]("active");
  1001.                     }
  1002.                 }
  1003.                 set("loopVid", advancedOptions.loop_button.classList.contains("active"));
  1004.             }
  1005.             function toggleCinemaMode(event) {
  1006.                 var plrState = api && api.getPlayerState && api.getPlayerState() < 5 && api.getPlayerState() > 0;
  1007.                 set("lightsOut", event ? !user_settings.lightsOut : true);
  1008.                 advancedOptions.cinema_mode.classList[(user_settings.lightsOut && "add") || "remove"]("active");
  1009.                 if (event && plrState) {
  1010.                     document.documentElement.classList[(user_settings.lightsOut && "add") || "remove"]("part_cinema_mode");
  1011.                 }
  1012.             }
  1013.             function handleToggles(event) {
  1014.                 if (event.target.dataset && event.target.dataset.action) {
  1015.                     advancedOptions.actions[event.target.dataset.action](event);
  1016.                 }
  1017.             }
  1018.             function hookButtons() {
  1019.                 advancedOptions.popPlayer = popPlayer;
  1020.                 advancedOptions.full_browser = advancedOptions.controls.querySelector("#fullbrowser-button");
  1021.                 advancedOptions.cinema_mode = advancedOptions.controls.querySelector("#cinemamode-button");
  1022.                 advancedOptions.loop_button = advancedOptions.controls.querySelector("#loop-button");
  1023.                 advancedOptions.frame_step = advancedOptions.controls.querySelector("#framestep-button");
  1024.                 advancedOptions.actions = {
  1025.                     togglePlay: togglePlay,
  1026.                     toggleLoop: toggleLoop,
  1027.                     getThumb: getThumb,
  1028.                     getScreenshot: getScreenshot,
  1029.                     popPlayer: popPlayer,
  1030.                     toggleFullBrowser: toggleFullBrowser,
  1031.                     toggleCinemaMode: toggleCinemaMode,
  1032.                     toggleFrames: toggleFrames
  1033.                 };
  1034.                 document.addEventListener("click", handleToggles);
  1035.                 if (user_settings.loopVid && !advancedOptions.loop_button.classList.contains("active")) {
  1036.                     advancedOptions.loop_button.classList.add("active");
  1037.                     toggleLoop();
  1038.                 }
  1039.                 if (user_settings.fullBrs && !advancedOptions.full_browser.classList.contains("active")) {
  1040.                     advancedOptions.full_browser.classList.add("active");
  1041.                     toggleFullBrowser();
  1042.                 }
  1043.                 if (user_settings.lightsOut && !advancedOptions.cinema_mode.classList.contains("active")) {
  1044.                     advancedOptions.cinema_mode.classList.add("active");
  1045.                     toggleCinemaMode();
  1046.                 }
  1047.                 if (user_settings.frame_step && !advancedOptions.frame_step.classList.contains("active")) {
  1048.                     advancedOptions.frame_step.classList.add("active");
  1049.                     toggleFrames();
  1050.                 }
  1051.             }
  1052.             function advancedOptions() {
  1053.                 var header, cnslBtn, cnslCont;
  1054.                 header = document.getElementById("watch-header");
  1055.                 cnslBtn = document.getElementById("console-button");
  1056.                 advancedOptions.controls = document.getElementById("player-console");
  1057.                 if (window.location.pathname === "/watch" && header && !cnslBtn) {
  1058.                     cnslBtn = document.createElement("template");
  1059.                     cnslBtn.innerHTML = "<button id='console-button' class='ytplus_sprite' data-p='ttl|ADV_OPTS'></button>";
  1060.                     cnslBtn = setLocale(cnslBtn.content).firstChild;
  1061.                     document.addEventListener("click", toggleConsole);
  1062.                     cnslCont = document.createElement("template");
  1063.                     cnslCont.innerHTML = "<div id='advanced-options'></div>";
  1064.                     cnslCont = cnslCont.content.firstChild;
  1065.                     cnslCont.appendChild(cnslBtn);
  1066.                     header.appendChild(cnslCont);
  1067.                     if (advancedOptions.controls) {
  1068.                         advancedOptions.controls.remove();
  1069.                     }
  1070.                     advancedOptions.controls = document.createElement("template");
  1071.                     advancedOptions.controls.innerHTML = //
  1072.                         `<div id='player-console'>
  1073.                             <div id='autoplay-button' class='yt-uix-tooltip' data-p='ttp|CNSL_AP' data-action='togglePlay'></div>
  1074.                             <div id='loop-button' class='yt-uix-tooltip' data-p='ttp|CNSL_RPT' data-action='toggleLoop'></div>
  1075.                             <div id='save-thumbnail-button' class='yt-uix-tooltip' data-p='ttp|CNSL_SVTH' data-action='getThumb'></div>
  1076.                             <div id='screenshot-button' class='yt-uix-tooltip' data-p='ttp|CNSL_SS' data-action='getScreenshot'></div>
  1077.                             <div id='popout-button' class='yt-uix-tooltip' data-p='ttp|CNSL_PPOT' data-action='popPlayer'></div>
  1078.                             <div id='fullbrowser-button' class='yt-uix-tooltip' data-p='ttp|CNSL_FLBR' data-action='toggleFullBrowser'></div>
  1079.                             <div id='cinemamode-button' class='yt-uix-tooltip' data-p='ttp|CNSL_CINM_MD' data-action='toggleCinemaMode'></div>
  1080.                             <div id='framestep-button' class='yt-uix-tooltip' data-p='ttp|CNSL_FRME' data-action='toggleFrames'></div>
  1081.                         </div>`;
  1082.                     if (user_settings.VID_PLR_ATPL) {
  1083.                         advancedOptions.controls.content.querySelector("#autoplay-button").classList.add("active");
  1084.                     }
  1085.                     advancedOptions.controls = setLocale(advancedOptions.controls.content).firstChild;
  1086.                     cnslCont.appendChild(advancedOptions.controls);
  1087.                     hookButtons();
  1088.                     if (user_settings.advOpts) {
  1089.                         document.documentElement.classList.add("player-console");
  1090.                         cnslBtn.classList.add("close");
  1091.                     }
  1092.                 }
  1093.             }
  1094.             function iniAction(event) {
  1095.                 var observer, load_more, click_title;
  1096.                 load_more = document.querySelector("#watch-more-related, .load-more-button");
  1097.                 click_title = document.querySelector(".yt-uix-tile");
  1098.                 while (click_title) {
  1099.                     click_title.classList.remove("yt-uix-tile");
  1100.                     click_title = document.querySelector(".yt-uix-tile");
  1101.                 }
  1102.                 if (load_more && !load_more.classList.contains("modThumbs")) {
  1103.                     load_more.classList.add("modThumbs");
  1104.                     observer = new MutationObserver(modThumbs);
  1105.                     observer.observe(load_more, {
  1106.                         childList: true,
  1107.                         attributes: true,
  1108.                         attributeOldValue: true
  1109.                     });
  1110.                 }
  1111.                 if (event && /popoutmode|blacklist/.test(event.target.className)) {
  1112.                     event.preventDefault();
  1113.                     event = event.target;
  1114.                     if (event.classList.contains("popoutmode")) {
  1115.                         popPlayer(event.dataset.link);
  1116.                     } else if (event.dataset.ytid !== "undefined") {
  1117.                         user_settings.blacklist[event.dataset.ytid] = event.dataset.user;
  1118.                         set("blacklist", user_settings.blacklist);
  1119.                         modThumbs();
  1120.                     }
  1121.                 }
  1122.             }
  1123.             function setButtons() {
  1124.                 var i, j, list, temp, thumb, button;
  1125.                 list = Object.keys(modThumbs.thumbs);
  1126.                 i = list.length;
  1127.                 while (i--) {
  1128.                     temp = modThumbs.thumbs[list[i]];
  1129.                     j = temp.length;
  1130.                     while (j--) {
  1131.                         thumb = temp[j].querySelector(".yt-lockup-thumbnail, .thumb-wrapper");
  1132.                         if (thumb) {
  1133.                             if (user_settings.GEN_PPOT_ON && !thumb.querySelector(".popoutmode") && !/channel/.test(temp[j].firstChild.className)) {
  1134.                                 button = document.createElement("template");
  1135.                                 button.innerHTML = "<div data-p='ttl|PPOT_OPEN&ttp|PPOT_OPEN' class='yt-uix-tooltip popoutmode ytplus_sprite'></div>";
  1136.                                 button.content.firstChild.dataset.link = temp[j].querySelector("a[href*='/watch?v']").href;
  1137.                                 thumb.appendChild(setLocale(button.content).firstChild);
  1138.                             }
  1139.                             if (user_settings.BLK_ON && !thumb.querySelector(".blacklist") && window.yt.config_.PAGE_NAME !== "channel") {
  1140.                                 button = document.createElement("template");
  1141.                                 button.innerHTML = "<div data-p='ttl|BLCK_ADD&ttp|BLCK_ADD' class='yt-uix-tooltip blacklist ytplus_sprite'></div>";
  1142.                                 button.content.firstChild.dataset.user = temp[j].username;
  1143.                                 button.content.firstChild.dataset.ytid = list[i];
  1144.                                 thumb.appendChild(setLocale(button.content).firstChild);
  1145.                             }
  1146.                         }
  1147.                     }
  1148.                 }
  1149.             }
  1150.             function delVideos() {
  1151.                 var i, j, temp, parent, blacklist, has_upnext;
  1152.                 has_upnext = document.querySelector(".autoplay-bar");
  1153.                 blacklist = Object.keys(user_settings.blacklist);
  1154.                 i = blacklist.length;
  1155.                 while (i--) {
  1156.                     temp = modThumbs.thumbs[blacklist[i]];
  1157.                     if (temp) {
  1158.                         j = temp.length;
  1159.                         while (j--) {
  1160.                             if (has_upnext && has_upnext.contains(temp[j])) {
  1161.                                 has_upnext.parentNode.remove();
  1162.                                 has_upnext = document.querySelector(".watch-sidebar-separation-line");
  1163.                                 if (has_upnext) {
  1164.                                     has_upnext.remove();
  1165.                                 }
  1166.                                 has_upnext = false;
  1167.                                 parent = false;
  1168.                             } else {
  1169.                                 parent = temp[j].parentNode;
  1170.                                 temp[j].remove();
  1171.                             }
  1172.                             temp.splice(j, 1);
  1173.                             while (parent) {
  1174.                                 if (parent.childElementCount) {
  1175.                                     break;
  1176.                                 }
  1177.                                 parent = parent.parentNode;
  1178.                                 parent.firstChild.remove();
  1179.                             }
  1180.                         }
  1181.                         if (!temp.length) {
  1182.                             delete modThumbs.thumbs[blacklist[i]];
  1183.                         }
  1184.                         temp = false;
  1185.                     }
  1186.                 }
  1187.                 temp = document.getElementsByClassName("feed-item-container");
  1188.                 i = temp.length;
  1189.                 while (i--) {
  1190.                     if (temp[i].querySelectorAll("ul").length < 2) {
  1191.                         parent = temp[i].parentNode;
  1192.                         temp[i].remove();
  1193.                         while (parent) {
  1194.                             if (parent.childElementCount) {
  1195.                                 break;
  1196.                             }
  1197.                             parent = parent.parentNode;
  1198.                             parent.firstChild.remove();
  1199.                         }
  1200.                     }
  1201.                 }
  1202.             }
  1203.             function getVideos() {
  1204.                 var i, list, temp, channel_id;
  1205.                 modThumbs.thumbs = {};
  1206.                 list = document.querySelectorAll(`
  1207.                     .yt-lockup-byline > a,
  1208.                     .yt-lockup-content .g-hovercard,
  1209.                     .video-list-item .g-hovercard,
  1210.                     .channels-content-item .yt-lockup-title > a
  1211.                 `);
  1212.                 i = list.length;
  1213.                 while (i--) {
  1214.                     temp = list[i];
  1215.                     channel_id = temp.dataset.ytid;
  1216.                     while (temp) {
  1217.                         if (temp.tagName && temp.tagName === "LI") {
  1218.                             temp.username = list[i].textContent;
  1219.                             if (!modThumbs.thumbs[channel_id]) {
  1220.                                 modThumbs.thumbs[channel_id] = [temp];
  1221.                             } else if (modThumbs.thumbs[channel_id].indexOf(temp) < 0) {
  1222.                                 modThumbs.thumbs[channel_id].push(temp);
  1223.                             }
  1224.                             break;
  1225.                         }
  1226.                         temp = temp.parentNode;
  1227.                     }
  1228.                 }
  1229.             }
  1230.             function modThumbs() {
  1231.                 if ((user_settings.BLK_ON || user_settings.GEN_PPOT_ON) && !window.opener && window.yt && window.yt.config_ && /watch|index|feed|channel|results/.test(window.yt.config_.PAGE_NAME)) {
  1232.                     getVideos();
  1233.                     if (user_settings.BLK_ON && window.yt.config_.PAGE_NAME !== "channel") {
  1234.                         delVideos();
  1235.                     }
  1236.                     setButtons();
  1237.                     document.addEventListener("click", iniAction);
  1238.                     iniAction();
  1239.                 }
  1240.             }
  1241.             function setVideoCount() {
  1242.                 var span = document.createElement("span");
  1243.                 span.textContent = " · ";
  1244.                 enhancedDetails.username.appendChild(span);
  1245.                 enhancedDetails.link.href = window.location.origin + "/channel/" + enhancedDetails.user.dataset.ytid + "/videos";
  1246.                 enhancedDetails.username.appendChild(enhancedDetails.link);
  1247.             }
  1248.             function updateVideoCount(details) {
  1249.                 details = details.target.response.querySelector(".pl-header-details li:nth-child(2)");
  1250.                 if (details) {
  1251.                     enhancedDetails.link.className = "spf-link";
  1252.                     enhancedDetails.link.textContent = cid[enhancedDetails.user.dataset.ytid] = details.textContent;
  1253.                     setVideoCount();
  1254.                 }
  1255.             }
  1256.             function getVideoCount() {
  1257.                 enhancedDetails.username = document.querySelector(".yt-user-info");
  1258.                 if (!document.getElementById("uploaded-videos") && enhancedDetails.username) {
  1259.                     enhancedDetails.link = document.createElement("a");
  1260.                     enhancedDetails.link.id = "uploaded-videos";
  1261.                     enhancedDetails.username.appendChild(enhancedDetails.link);
  1262.                     enhancedDetails.user = enhancedDetails.username.querySelector("a");
  1263.                     if (cid[enhancedDetails.user.dataset.ytid]) {
  1264.                         enhancedDetails.link.textContent = cid[enhancedDetails.user.dataset.ytid];
  1265.                         setVideoCount();
  1266.                     } else {
  1267.                         localXHR("GET", updateVideoCount, "/playlist?list=" + enhancedDetails.user.dataset.ytid.replace("UC", "UU"), "doc");
  1268.                     }
  1269.                 }
  1270.             }
  1271.             function getChannelInfo(details) {
  1272.                 var retry, isLive;
  1273.                 isLive = details.target.response.querySelector(".yt-badge-live");
  1274.                 if (!isLive) {
  1275.                     retry = details.target.responseURL.split("/videos").length < 2;
  1276.                     details = details.target.response.querySelectorAll("[data-context-item-id='" + window.ytplayer.config.args.video_id + "'] .yt-lockup-meta-info li");
  1277.                     if (details && details.length > 0 && enhancedDetails.watchTime.textContent.split("·").length < 2) {
  1278.                         enhancedDetails.watchTime.textContent += " · " + details[retry ? 0 : 1].textContent;
  1279.                     } else if (retry) {
  1280.                         localXHR("GET", getChannelInfo, "/channel/" + window.ytplayer.config.args.ucid + "/videos", "doc");
  1281.                     }
  1282.                 }
  1283.             }
  1284.             function getPublishedTime() {
  1285.                 enhancedDetails.watchTime = document.querySelector(".watch-time-text");
  1286.                 if (enhancedDetails.watchTime && !enhancedDetails.watchTime.fetching && window.ytplayer && window.ytplayer.config) {
  1287.                     enhancedDetails.watchTime.fetching = true;
  1288.                     localXHR("GET", getChannelInfo, "/channel/" + window.ytplayer.config.args.ucid + "/search?query=%22" + window.ytplayer.config.args.video_id + "%22", "doc");
  1289.                 }
  1290.             }
  1291.             function enhancedDetails() {
  1292.                 if (window.location.pathname === "/watch") {
  1293.                     if (user_settings.VID_VID_CNT) {
  1294.                         getVideoCount();
  1295.                     }
  1296.                     if (user_settings.VID_POST_TIME) {
  1297.                         getPublishedTime();
  1298.                     }
  1299.                 }
  1300.             }
  1301.             function reverseControl() {
  1302.                 var i, temp, prev, next, list, videos;
  1303.                 prev = document.querySelector(".prev-playlist-list-item");
  1304.                 next = document.querySelector(".next-playlist-list-item");
  1305.                 list = document.getElementById("playlist-autoscroll-list");
  1306.                 videos = list.getElementsByTagName("li");
  1307.                 i = videos.length;
  1308.                 while (i--) {
  1309.                     list.appendChild(videos[i]);
  1310.                 }
  1311.                 temp = prev.href;
  1312.                 prev.href = next.href;
  1313.                 next.href = temp;
  1314.                 list.scrollTop = document.querySelector(".currently-playing").offsetTop;
  1315.                 if (api) {
  1316.                     api.updatePlaylist();
  1317.                 }
  1318.             }
  1319.             function reverseButton(event) {
  1320.                 if (event.target.id === "reverse") {
  1321.                     event.target.classList.toggle("yt-uix-button-toggled");
  1322.                     set("plRev", (event.target.classList.contains("yt-uix-button-toggled")) ? window.yt.config_.LIST_ID : false);
  1323.                     reverseControl();
  1324.                 }
  1325.             }
  1326.             function autoplayButton(event) {
  1327.                 if (event.target.id === "autoplay") {
  1328.                     event.target.classList.toggle("yt-uix-button-toggled");
  1329.                     set("plApl", event.target.classList.contains("yt-uix-button-toggled"));
  1330.                 }
  1331.             }
  1332.             function createButton(type, label, bool, call) {
  1333.                 var button = document.createElement("template");
  1334.                 button.innerHTML = //
  1335.                     `<button class='yt-uix-button yt-uix-button-player-controls yt-uix-button-opacity yt-uix-tooltip' type='button'>
  1336.                         <span class='yt-uix-button-icon'></span>
  1337.                     </button>`;
  1338.                 if (bool === true || window.location.href.split(bool).length > 1) {
  1339.                     button.content.querySelector("button").classList.add("yt-uix-button-toggled");
  1340.                 }
  1341.                 button.content.firstChild.id = type;
  1342.                 button.content.firstChild.dataset.p = "ttp|" + label + "&ttl|" + label;
  1343.                 button.content.firstChild.classList.add("yt-uix-button-icon-watch-appbar-" + type + "-video-list", "ytplus_sprite");
  1344.                 button = setLocale(button.content).firstChild;
  1345.                 playlistControls.plBar.className = playlistControls.plBar.className.replace("radio-playlist", "");
  1346.                 document.addEventListener("click", call);
  1347.                 document.querySelector(".playlist-nav-controls").appendChild(button);
  1348.             }
  1349.             function playlistControls() {
  1350.                 playlistControls.plBar = document.getElementById("watch-appbar-playlist");
  1351.                 if (playlistControls.plBar) {
  1352.                     if (document.readyState === "complete" && user_settings.plRev && window.location.href.split(user_settings.plRev).length > 1) {
  1353.                         reverseControl();
  1354.                     }
  1355.                     if (user_settings.VID_PLST_RVRS && !document.getElementById("reverse")) {
  1356.                         createButton("reverse", "PLST_RVRS", user_settings.plRev, reverseButton);
  1357.                     }
  1358.                     if (user_settings.VID_PLST_ATPL && !document.getElementById("autoplay")) {
  1359.                         createButton("autoplay", "PLST_AP", user_settings.plApl, autoplayButton);
  1360.                     }
  1361.                 }
  1362.             }
  1363.             function xhrPatch(event) {
  1364.                 var temp, player;
  1365.                 if (this.readyState === 4) {
  1366.                     temp = {args: JSON.parse(
  1367.                         "{\"" +
  1368.                         decodeURIComponent(this.responseText
  1369.                             .replace(/%5C/g, "%5C%5C")
  1370.                             .replace(/%22/g, "%5C%22")
  1371.                             .replace(/&/g, "\",\"")
  1372.                             .replace(/\=/g, "\":\"")
  1373.                             .replace(/\+/g, "%20")
  1374.                         ) +
  1375.                         "\"}"
  1376.                     )};
  1377.                     temp = modArgs(temp);
  1378.                     temp = encodeURIComponent(JSON.stringify(temp.args).split(/\{"([\w\W]*?)"\}/)[1])
  1379.                         .replace(/%5C%5C/g, "%5C")
  1380.                         .replace(/%5C%22/g, "%22")
  1381.                         .replace(/%22%2C%22/g, "&")
  1382.                         .replace(/%22%3A%22/g, "=")
  1383.                         .replace(/%20/g, "+");
  1384.                     Object.defineProperty(this, "responseText", {writable: true});
  1385.                     this.responseText = temp;
  1386.                     player = document.getElementById("movie_player");
  1387.                     if (player) {
  1388.                         player.setPlaybackQuality(user_settings.VID_DFLT_QLTY);
  1389.                     }
  1390.                 }
  1391.             }
  1392.             function checkXHR(original) {
  1393.                 return function(method, url) {
  1394.                     if (url.match("get_video_info")) {
  1395.                         this.addEventListener("readystatechange", xhrPatch);
  1396.                     }
  1397.                     return original.apply(this, arguments);
  1398.                 };
  1399.             }
  1400.             function hideVolume() {
  1401.                 if (volumeWheel.cBottom && volumeWheel.cBottom.classList.contains("ytp-volume-slider-active")) {
  1402.                     volumeWheel.cBottom.classList.remove("ytp-volume-slider-active");
  1403.                     delete volumeWheel.cBottom.timer;
  1404.                 }
  1405.             }
  1406.             function volumeWheel(event) {
  1407.                 var fsPl, pSets, ivCard, player, canScroll, direction;
  1408.                 player = document.querySelector("video");
  1409.                 fsPl = document.querySelector(".ytp-playlist-menu");
  1410.                 pSets = document.querySelector(".ytp-settings-menu");
  1411.                 ivCard = document.querySelector(".iv-drawer");
  1412.                 canScroll = event && (!fsPl || (fsPl && !fsPl.contains(event.target))) && (!ivCard || (ivCard && !ivCard.contains(event.target))) && (!pSets || (pSets && !pSets.contains(event.target)));
  1413.                 if (event && api && player && canScroll && (event.target.id === api || api.contains(event.target))) {
  1414.                     event.preventDefault();
  1415.                     volumeWheel.cBottom = document.querySelector(".ytp-chrome-bottom");
  1416.                     if (volumeWheel.cBottom) {
  1417.                         if (!volumeWheel.cBottom.classList.contains("ytp-volume-slider-active")) {
  1418.                             volumeWheel.cBottom.classList.add("ytp-volume-slider-active");
  1419.                         }
  1420.                         if (volumeWheel.cBottom.timer) {
  1421.                             window.clearTimeout(volumeWheel.cBottom.timer);
  1422.                         }
  1423.                         if (api) {
  1424.                             api.dispatchEvent(new Event("mousemove"));
  1425.                         }
  1426.                         volumeWheel.cBottom.timer = window.setTimeout(hideVolume, 4000);
  1427.                     }
  1428.                     direction = event && (event.deltaY || event.wheelDeltaY);
  1429.                     api.setVolume(player.volume * 100 - (Math.sign(direction) * 5));
  1430.                 } else if (!event && user_settings.VID_VOL_WHEEL) {
  1431.                     document.addEventListener("wheel", volumeWheel);
  1432.                 } else if (window.location.pathname !== "/watch") {
  1433.                     document.removeEventListener("wheel", volumeWheel);
  1434.                 }
  1435.             }
  1436.             function dragPopOut(event) {
  1437.                 var excluded, isFScreen;
  1438.                 excluded = document.querySelector(".ytp-chrome-bottom");
  1439.                 isFScreen = document.querySelector(".ytp-fullscreen");
  1440.                 if (event && !isFScreen && (!excluded || (event.target !== excluded && !excluded.contains(event.target)))) {
  1441.                     if (event.buttons === 1) {
  1442.                         if (event.type === "mousedown") {
  1443.                             event.preventDefault();
  1444.                             event.stopPropagation();
  1445.                             document.addEventListener("mousemove", dragPopOut);
  1446.                             document.addEventListener("click", dragPopOut, true);
  1447.                             window.oldPos = {
  1448.                                 X: event.clientX,
  1449.                                 Y: event.clientY,
  1450.                                 orgX: event.clientX,
  1451.                                 orgY: event.clientY
  1452.                             };
  1453.                         } else if (event.type === "mousemove" && (window.hasMoved || Math.abs(event.clientX - window.oldPos.orgX) > 10 || Math.abs(event.clientY - window.oldPos.orgY) > 10)) {
  1454.                             window.moveBy(event.clientX - window.oldPos.X, event.clientY - window.oldPos.Y);
  1455.                             window.hasMoved = true;
  1456.                         }
  1457.                     }
  1458.                     if (event.buttons !== 1 || event.type === "click") {
  1459.                         if (window.hasMoved) {
  1460.                             event.preventDefault();
  1461.                             event.stopImmediatePropagation();
  1462.                             delete window.oldPos;
  1463.                             delete window.hasMoved;
  1464.                         }
  1465.                         document.removeEventListener("mousemove", dragPopOut);
  1466.                         document.removeEventListener("click", dragPopOut, true);
  1467.                     }
  1468.                 } else if (!event && window.name === "popOut") {
  1469.                     document.addEventListener("mousedown", dragPopOut);
  1470.                 }
  1471.             }
  1472.             function popPlayer(url) {
  1473.                 var popOut, width, height, pop_url, video;
  1474.                 width = parseInt(user_settings.VID_PPOT_SZ) || 533;
  1475.                 height = Math.round(width / (16 / 9));
  1476.                 video = document.querySelector("video");
  1477.                 pop_url = (!url.target && url) || window.location.href.split(/&t=[0-9]+|#t=[0-9]+|&time=[0-9]+/).join("");
  1478.                 if (url.target && video && video.currentTime && video.currentTime < video.duration) {
  1479.                     pop_url += "#t=" + video.currentTime;
  1480.                     window.ytplayer.config.args.start = video.currentTime;
  1481.                     api.cueVideoByPlayerVars(window.ytplayer.config.args);
  1482.                 }
  1483.                 popOut = window.open(pop_url, "popOut", "width=" + width + ",height=" + height);
  1484.                 popOut.focus();
  1485.             }
  1486.             function setSubPlaylist(event) {
  1487.                 var i, list, button;
  1488.                 list = [];
  1489.                 if (event.target && event.target.parentNode && event.target.parentNode.id === "subscription-playlist") {
  1490.                     i = subPlaylist.video_list.length;
  1491.                     while (i--) {
  1492.                         if (i > -1) {
  1493.                             list.push(subPlaylist.video_list[i].dataset.videoIds);
  1494.                         }
  1495.                     }
  1496.                     list.reverse().join("%2C");
  1497.                     subPlaylist.list_title = subPlaylist.list_title && subPlaylist.list_title.querySelector(".epic-nav-item-heading").textContent.trim();
  1498.                     button = document.getElementById("subscription-playlist");
  1499.                     button.href = "/watch_videos?title=" + subPlaylist.list_title + "&video_ids=" + list;
  1500.                 }
  1501.             }
  1502.             function subPlaylist() {
  1503.                 var button, nav_menu;
  1504.                 nav_menu = document.querySelector(".appbar-nav-menu");
  1505.                 button = document.getElementById("subscription-playlist");
  1506.                 subPlaylist.list_title = document.querySelector(".appbar-nav-menu");
  1507.                 subPlaylist.video_list = document.getElementsByClassName("addto-watch-later-button");
  1508.                 if (user_settings.GEN_SUB_LIST && nav_menu && window.location.href.split("/feed/subscriptions").length > 1 && !button && subPlaylist.list_title && subPlaylist.video_list) {
  1509.                     button = document.createElement("template");
  1510.                     button.innerHTML = //
  1511.                         `<li id='subscription-playlist-icon'>
  1512.                             <a id='subscription-playlist' data-p='ttl|SUB_PLST' class='yt-uix-button spf-link yt-uix-sessionlink yt-uix-button-epic-nav-item yt-uix-button-size-default'>
  1513.                                 <span class='yt-uix-button-content ytplus_sprite'></span>
  1514.                             </a>
  1515.                         </li>`;
  1516.                     button = setLocale(button.content).firstChild;
  1517.                     nav_menu.appendChild(button);
  1518.                     document.addEventListener("click", setSubPlaylist);
  1519.                 }
  1520.             }
  1521.             function loadComments(event) {
  1522.                 if (event.target && event.target.parentNode && event.target.parentNode.id === "P-show-comments") {
  1523.                     if (modComments.comments.lazyload) {
  1524.                         window.spf.load.apply(main, modComments.comments.lazyload);
  1525.                     }
  1526.                     modComments.comments.classList.toggle("show");
  1527.                     modComments.wrapper.querySelector("button").textContent = lang((modComments.comments.classList.contains("show") && "HIDE_CMTS") || "SHOW_CMTS");
  1528.                 }
  1529.             }
  1530.             function modComments() {
  1531.                 var is_live = window.ytplayer && window.ytplayer.config && window.ytplayer.config.args && window.ytplayer.config.args.livestream;
  1532.                 modComments.comments = document.getElementById("watch-discussion");
  1533.                 if (!is_live && modComments.comments && !document.getElementById("P-show-comments") && user_settings.VID_HIDE_COMS === "1") {
  1534.                     modComments.wrapper = document.createElement("template");
  1535.                     modComments.wrapper.innerHTML = //
  1536.                         `<div id='P-show-comments' class='yt-card'>
  1537.                             <button class='yt-uix-button yt-uix-button-expander' data-p='tnd|SHOW_CMTS'></button>
  1538.                         </div>`;
  1539.                     modComments.wrapper = setLocale(modComments.wrapper.content).firstChild;
  1540.                     document.addEventListener("click", loadComments);
  1541.                     modComments.comments.parentNode.insertBefore(modComments.wrapper, modComments.comments);
  1542.                 }
  1543.             }
  1544.             function setCustomStyles(clss) {
  1545.                 document.documentElement.classList[user_settings[clss] ? "add" : "remove"](customStyles.custom_styles[clss]);
  1546.             }
  1547.             function customStyles() {
  1548.                 var plr_api, comments, sidebar, ytGrid, adverts, ads_list;
  1549.                 comments = document.getElementById("watch-discussion");
  1550.                 ytGrid = document.querySelector(".yt-uix-menu-top-level-flow-button:last-child a");
  1551.                 customStyles.custom_styles = {
  1552.                     GEN_DSBL_ADS    : "part_no_ads",
  1553.                     GEN_BLUE_GLOW   : "part_dsbl_glow",
  1554.                     GEN_HIDE_FTR    : "part_hide_footer",
  1555.                     GEN_BTTR_NTF    : "part_notif_button",
  1556.                     GEN_GRID_SUBS   : "part_grid_subs",
  1557.                     GEN_GRID_SRCH   : "part_grid_search",
  1558.                     GEN_CMPT_TTLS   : "part_compact_titles",
  1559.                     VID_PLR_ATPL    : "part_autoplayon",
  1560.                     VID_PLR_FIT     : "part_fit_theater",
  1561.                     VID_PLR_DYN_SIZE: "part_static_size",
  1562.                     VID_HIDE_DETLS  : "part_hide_details",
  1563.                     VID_TTL_CMPT    : "part_compact_title",
  1564.                     VID_DESC_SHRT   : "part_labelless_buttons"
  1565.                 };
  1566.                 if (window.yt && window.yt.config_ && window.yt.config_.PAGE_NAME === "shared_conversation") {
  1567.                     window.stop();
  1568.                     window.location = document.querySelector("[rel='shortlink']").href;
  1569.                     return;
  1570.                 }
  1571.                 if (window.name === "popOut") {
  1572.                     document.documentElement.classList.add("part_popout");
  1573.                 }
  1574.                 if (ytGrid && user_settings.GEN_GRID_SUBS) {
  1575.                     ytGrid.click();
  1576.                 } else {
  1577.                     plr_api = document.getElementById("player-api");
  1578.                     sidebar = document.querySelector(".branded-page-v2-secondary-col");
  1579.                     ads_list = //
  1580.                         `#masthead_child,
  1581.                         #feed-pyv-container,
  1582.                         #watch7-sidebar-ads,
  1583.                         #watch7-sidebar-offer,
  1584.                         .ad-div,
  1585.                         .pyv-afc-ads-container,
  1586.                         .video-list-item:not(.related-list-item):not(.dashboard-widget-item)`;
  1587.                     adverts = user_settings.GEN_DSBL_ADS && document.querySelector(ads_list);
  1588.                     while (adverts) {
  1589.                         adverts.remove();
  1590.                         adverts = document.querySelector(ads_list);
  1591.                     }
  1592.                     if ((window.location.pathname === "/results" && sidebar && sidebar.querySelectorAll("*").length < 10) || (sidebar && ((user_settings.GEN_HDE_RECM_SDBR && window.location.href.split("/feed/subscriptions").length > 1) || (user_settings.GEN_HDE_SRCH_SDBR && window.location.pathname === "/results") || (user_settings.GEN_HDE_CHN_SDBR && window.location.href.split(/\/(channel|user|c)\//).length > 1)))) {
  1593.                         sidebar.remove();
  1594.                     }
  1595.                     if (window.location.pathname === "/watch" && user_settings.VID_HIDE_COMS > 1 && comments) {
  1596.                         comments.remove();
  1597.                     }
  1598.                     if (user_settings.VID_HIDE_COMS === "1") {
  1599.                         document.documentElement.classList.add("part_hide_comments");
  1600.                     } else if (user_settings.VID_HIDE_COMS !== "1") {
  1601.                         document.documentElement.classList.remove("part_hide_comments");
  1602.                     }
  1603.                     if (user_settings.VID_PLR_FIT && plr_api && (!!plr_api.style.maxWidth || plr_api.style.maxWidth !== user_settings.VID_PLR_FIT_WDTH)) {
  1604.                         plr_api.style.maxWidth = user_settings.VID_PLR_FIT_WDTH || "1280px";
  1605.                     }
  1606.                     Object.keys(customStyles.custom_styles).forEach(setCustomStyles);
  1607.                     if (window.location.href.split("/feed/subscriptions").length < 2) {
  1608.                         document.documentElement.classList.remove("part_grid_subs");
  1609.                     }
  1610.                 }
  1611.             }
  1612.             function defaultChannelPage(event) {
  1613.                 var parentNode;
  1614.                 if (user_settings.GEN_CHN_DFLT_PAGE !== "default") {
  1615.                     if (event && event.target) {
  1616.                         parentNode = event.target;
  1617.                         if (event.target.tagName !== "A") {
  1618.                             while (parentNode) {
  1619.                                 parentNode = parentNode.parentNode;
  1620.                                 if (parentNode && parentNode.tagName === "A") {
  1621.                                     break;
  1622.                                 }
  1623.                             }
  1624.                         }
  1625.                         if (parentNode && parentNode.href && parentNode.href.split(user_settings.GEN_CHN_DFLT_PAGE).length < 2 && (parentNode.href.split("/channel/").length > 1 || parentNode.href.split("/user/").length > 1) && parentNode.href.split(/[a-z0-9]\/[a-z0-9]/i).length < 4) {
  1626.                             parentNode.href += "/" + user_settings.GEN_CHN_DFLT_PAGE;
  1627.                         }
  1628.                     } else if (!event) {
  1629.                         document.addEventListener("mouseup", defaultChannelPage);
  1630.                     }
  1631.                 }
  1632.             }
  1633.             function modArgs(config) {
  1634.                 var i, temp, list, length, videos, new_list, can_share;
  1635.                 if (config.args.video_id) {
  1636.                     if (window.name === "popOut") {
  1637.                         can_share = document.querySelector(".playlist-header-content");
  1638.                         if (can_share && can_share.dataset.shareable === "False" && !config.args.video) {
  1639.                             config.args.video = [];
  1640.                             videos = document.querySelectorAll("li[data-video-id]");
  1641.                             length = videos.length;
  1642.                             for (i = 0; i < length; i++) {
  1643.                                 config.args.video[i] = {"encrypted_id": videos[i].getAttribute("data-video-id")};
  1644.                             }
  1645.                         }
  1646.                         document.title = config.args.title;
  1647.                         config.args.el = "embedded";
  1648.                     }
  1649.                     config.args.dash = (user_settings.VID_PLR_DASH && "0") || config.args.dash;
  1650.                     config.args.vq = user_settings.VID_DFLT_QLTY;
  1651.                     if (user_settings.VID_DFLT_QLTY !== "auto") {
  1652.                         try {
  1653.                             window.localStorage["yt-player-quality"] = JSON.stringify({
  1654.                                 "data": user_settings.VID_DFLT_QLTY,
  1655.                                 "expiration": new Date().getTime() + 864E5,
  1656.                                 "creation": new Date().getTime()
  1657.                             });
  1658.                         } catch (ignore) {}
  1659.                     }
  1660.                     if (config.args.caption_audio_tracks && user_settings.VID_PLR_CC) {
  1661.                         config.args.caption_audio_tracks = config.args.caption_audio_tracks.split(/&d=[0-9]|d=[0-9]&/).join("");
  1662.                     }
  1663.                     if (user_settings.VID_PLR_VOL_LDN) {
  1664.                         delete config.args.loudness;
  1665.                     }
  1666.                     if (user_settings.VID_PLR_HTML5) {
  1667.                         config.html5 = true;
  1668.                     }
  1669.                     if (user_settings.VID_PLR_INFO) {
  1670.                         config.args.showinfo = "1";
  1671.                     }
  1672.                     if (!user_settings.VID_PLR_ATPL) {
  1673.                         config.args.autoplay = "0";
  1674.                     }
  1675.                     if (user_settings.VID_PLR_SIZE_MEM) {
  1676.                         config.args.player_wide = (user_settings.theaterMode && "1") || "0";
  1677.                         if (window.ytpsetwide) {
  1678.                             window.ytpsetwide("wide", config.args.player_wide, -1);
  1679.                         }
  1680.                     }
  1681.                     if (config.args.iv_load_policy && user_settings.VID_PLR_ANTS) {
  1682.                         config.args.iv_load_policy = "3";
  1683.                     }
  1684.                     if (user_settings.VID_PLR_ADS && (!user_settings.VID_SUB_ADS || (user_settings.VID_SUB_ADS && !config.args.subscribed))) {
  1685.                         delete config.args.ad3_module;
  1686.                     }
  1687.                     if (config.args.vmap && !user_settings.VID_PLR_ATPL && !user_settings.VID_PLR_ADS) {
  1688.                         config.args.dvmap = config.args.vmap;
  1689.                         delete config.args.vmap;
  1690.                     }
  1691.                     if (config.args.adaptive_fmts && user_settings.VID_PLR_HFR) {
  1692.                         new_list = [];
  1693.                         list = config.args.adaptive_fmts.split(",");
  1694.                         i = list.length;
  1695.                         while (i--) {
  1696.                             temp = list[i].split(/fps\=([0-9]{2})/)[1];
  1697.                             if (!temp || temp < 31) {
  1698.                                 new_list.push(list[i]);
  1699.                             }
  1700.                         }
  1701.                         config.args.adaptive_fmts = new_list.join(",");
  1702.                     }
  1703.                     if (window.ytplayer) {
  1704.                         if (window.ytplayer.config === null) {
  1705.                             window.ytplayer.config = config;
  1706.                         } else if (window.ytplayer.config) {
  1707.                             window.ytplayer.config.args = config.args;
  1708.                         }
  1709.                     }
  1710.                 }
  1711.                 return config;
  1712.             }
  1713.             function generalChanges() {
  1714.                 var logo, checkbox, autoplaybar, description;
  1715.                 autoplaybar = document.querySelector(".autoplay-bar");
  1716.                 description = document.getElementById("action-panel-details");
  1717.                 if (user_settings.GEN_YT_LOGO_LINK && window.yt && window.yt.config_ && window.yt.config_.LOGGED_IN) {
  1718.                     logo = document.querySelector("map[name='doodle'] > area, #logo-container");
  1719.                     if (logo && logo.href === window.location.origin + "/") {
  1720.                         logo.href = "/feed/subscriptions";
  1721.                     }
  1722.                 }
  1723.                 if (user_settings.GEN_REM_APUN && window.location.pathname === "/watch" && autoplaybar) {
  1724.                     checkbox = document.querySelector(".checkbox-on-off");
  1725.                     if (checkbox) {
  1726.                         checkbox.remove();
  1727.                     }
  1728.                 }
  1729.                 if (user_settings.VID_LAYT_AUTO_PNL && window.location.pathname === "/watch" && description) {
  1730.                     description.classList.remove("yt-uix-expander-collapsed");
  1731.                 }
  1732.                 if (user_settings.GEN_SPF_OFF && window.spf && window.spf.dispose) {
  1733.                     window.spf.dispose();
  1734.                 }
  1735.             }
  1736.             function localXHR(method, call, url, head) {
  1737.                 var request = new XMLHttpRequest();
  1738.                 request.addEventListener("load", call);
  1739.                 request.open(method, url, true);
  1740.                 if (head && head !== "doc") {
  1741.                     request.setRequestHeader(head[0], head[1]);
  1742.                 } else {
  1743.                     request.responseType = "document";
  1744.                 }
  1745.                 request.send();
  1746.             }
  1747.             function playerMode() {
  1748.                 var pageElement, playerElement;
  1749.                 if (user_settings.VID_PLR_SIZE_MEM) {
  1750.                     pageElement = document.getElementById("page");
  1751.                     playerElement = document.getElementById("player");
  1752.                     if (window.ytpsetwide) {
  1753.                         window.ytpsetwide("wide", (user_settings.theaterMode ? "1" : "0"), -1);
  1754.                     }
  1755.                     if (playerElement && window.location.pathname === "/watch") {
  1756.                         pageElement.classList[user_settings.theaterMode ? "add" : "remove"]("watch-wide");
  1757.                         pageElement.className = pageElement.className.replace(user_settings.theaterMode ? "non-" : "watch-stage", user_settings.theaterMode ? "" : "watch-non-stage");
  1758.                         playerElement.className = user_settings.theaterMode ? playerElement.className.replace("small", "large") : playerElement.className.replace("large", "small").replace("medium", "small");
  1759.                     }
  1760.                 }
  1761.             }
  1762.             function infiniteScroll() {
  1763.                 var observer, loadMore;
  1764.                 loadMore = document.querySelector(".load-more-button");
  1765.                 if (loadMore && user_settings.GEN_INF_SCRL) {
  1766.                     if (!loadMore.classList.contains("infiniteScroll")) {
  1767.                         loadMore.classList.add("infiniteScroll");
  1768.                         observer = new MutationObserver(infiniteScroll);
  1769.                         observer.observe(loadMore, {attributes: true});
  1770.                     }
  1771.                     if (!loadMore.classList.contains("scrolldetect")) {
  1772.                         loadMore.classList.add("scrolldetect");
  1773.                         loadMore.dataset.scrolldetectCallback = "load-more-auto";
  1774.                     }
  1775.                 }
  1776.             }
  1777.             function checkNewFeatures() {
  1778.                 var i, keys;
  1779.                 keys = Object.keys(default_settings);
  1780.                 i = keys.length;
  1781.                 while (i) {
  1782.                     i -= 1;
  1783.                     if (!user_settings.hasOwnProperty(keys[i])) {
  1784.                         set(keys[i], default_settings[keys[i]]);
  1785.                     }
  1786.                 }
  1787.             }
  1788.             function shareApi(original) {
  1789.                 return function () {
  1790.                     playerReady();
  1791.                     if (original) {
  1792.                         return original.apply(this, arguments);
  1793.                     }
  1794.                 };
  1795.             }
  1796.             function request(event) {
  1797.                 var video_player = document.getElementById("movie_player");
  1798.                 document.documentElement.classList.remove("floater");
  1799.                 if (video_player) {
  1800.                     video_player.removeAttribute("style");
  1801.                     if (!user_settings.VID_PLR_ATPL || event.detail.url.split("/watch").length < 2) {
  1802.                         if (window.ytplayer && window.ytplayer.config && window.ytplayer.config.loaded) {
  1803.                             delete window.ytplayer.config.loaded;
  1804.                         }
  1805.                         api.destroy();
  1806.                     }
  1807.                 }
  1808.             }
  1809.             function pageScriptMessages() {
  1810.                 var key, gate, sets, observer;
  1811.                 key = "parreceive";
  1812.                 gate = document.documentElement;
  1813.                 sets = JSON.parse(gate.dataset[key] || null);
  1814.                 if (!gate.pagescript) {
  1815.                     gate.pagescript = true;
  1816.                     observer = new MutationObserver(pageScriptMessages);
  1817.                     return observer.observe(gate, {
  1818.                         attributes:true,
  1819.                         attributeFilter: ["data-" + key]
  1820.                     });
  1821.                 }
  1822.                 if (sets) {
  1823.                     user_settings = sets;
  1824.                     gate.dataset[key] = null;
  1825.                     customStyles();
  1826.                     document.documentElement.removeAttribute("data-parreceive");
  1827.                 }
  1828.             }
  1829.             function set(setting, new_value) {
  1830.                 if (setting !== "user_settings") {
  1831.                     user_settings[setting] = new_value;
  1832.                 } else {
  1833.                     user_settings = new_value;
  1834.                 }
  1835.                 document.documentElement.dataset.parsend = JSON.stringify(user_settings);
  1836.             }
  1837.             function main() {
  1838.                 pageScriptMessages();
  1839.                 customStyles();
  1840.                 settingsMenu();
  1841.                 infiniteScroll();
  1842.                 playlistControls();
  1843.                 playerMode();
  1844.                 advancedOptions();
  1845.                 volumeWheel();
  1846.                 subPlaylist();
  1847.                 alwaysVisible();
  1848.                 modThumbs();
  1849.                 enhancedDetails();
  1850.                 modComments();
  1851.                 defaultChannelPage();
  1852.                 generalChanges();
  1853.                 dragPopOut();
  1854.             }
  1855.             function isMaterial() {
  1856.                 var i, temp;
  1857.                 temp = document.querySelectorAll("link");
  1858.                 i = temp.length;
  1859.                 while (i--) {
  1860.                     if (temp[i].href.match("olymer")) {
  1861.                         temp = document.createElement("template");
  1862.                         temp.innerHTML = //
  1863.                             `<div style='border-radius:2px;color:#FFF;padding:10px;background-color:#09F;box-shadow:0 0 3px rgba(0,0,0,.5);font-size:12px;position:fixed;bottom:20px;right:20px;z-index:99999'>
  1864.                             YouTube Plus is not yet compatible with the YouTube beta Material Layout<br>
  1865.                             <a href='https://github.com/ParticleCore/Particle/wiki/Restore-classic-YouTube' target='_blank' style='color:#FFF;font-weight:bold;'>Click here</a> for instructions to restore classic YouTube and continue using YT+<br>
  1866.                             To keep using the current layout without this message please disable YT+
  1867.                             </div>`;
  1868.                         document.documentElement.appendChild(temp.content.firstChild);
  1869.                         return true;
  1870.                     }
  1871.                 }
  1872.             }
  1873.             function closeMigrationInstructions(event) {
  1874.                 if (event && event.target && event.target.id === "close_migration_instructions") {
  1875.                     document.removeEventListener("click", closeMigrationInstructions);
  1876.                     event.target.parentNode.remove();
  1877.                     set("migration_instructions", true);
  1878.                 }
  1879.             }
  1880.             function migrationInstructions() {
  1881.                 var temp = document.createElement("template");
  1882.                 temp.innerHTML = //
  1883.                     `<div style='border-radius: 2px; color: #FFF; font: 12px Roboto,arial,sans-serif; padding: 10px; background-color: rgb(0, 153, 255); box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.5); position: fixed; z-index: 99999; top: 50%; left: 50%; transform: translate(-50%, -50%);'>
  1884.                     YouTube Plus has been updated and is now a Webextension. Unfortunately this means that your previous settings need to be imported manually.<br>
  1885.                     <a href='https://github.com/ParticleCore/Particle/wiki/Restore-settings' target='_blank' style='color:#FFF;font-weight:bold;'>Click here</a> if you wish to import the previous settings or know more about this change.<br>
  1886.                     <button id='close_migration_instructions' style='background-color: rgba(255, 255, 255, 0.3); color: #FFF; cursor: pointer; margin-top: 10px; border-radius: 2px; padding: 4px; float: right;'>CLOSE</button>
  1887.                     </div>`;
  1888.                 document.documentElement.appendChild(temp.content.firstChild);
  1889.                 document.addEventListener("click", closeMigrationInstructions);
  1890.             }
  1891.             var api, cid, events, language, user_settings, player_instance, default_settings;
  1892.             if (isMaterial()) {
  1893.                 return;
  1894.             }
  1895.             cid = {};
  1896.             events = {};
  1897.             user_settings = JSON.parse(document.documentElement.dataset.user_settings || null);
  1898.             if (document.documentElement.dataset.user_settings) {
  1899.                 document.documentElement.removeAttribute("data-user_settings");
  1900.             }
  1901.             default_settings = {
  1902.                 GEN_BTTR_NTF    : true,
  1903.                 GEN_SUB_LIST    : true,
  1904.                 GEN_INF_SCRL    : true,
  1905.                 GEN_BLUE_GLOW   : true,
  1906.                 GEN_PPOT_ON     : true,
  1907.                 VID_END_SHRE    : true,
  1908.                 VID_DFLT_QLTY   : "auto",
  1909.                 VID_PLST_ATPL   : true,
  1910.                 VID_PLST_RVRS   : true,
  1911.                 VID_PLR_ATPL    : true,
  1912.                 VID_PLR_ALVIS   : true,
  1913.                 VID_PLR_SIZE_MEM: true,
  1914.                 VID_PLR_FIT     : true,
  1915.                 VID_PLR_VOL_LDN : true,
  1916.                 VID_POST_TIME   : true,
  1917.                 VID_VID_CNT     : true,
  1918.                 VID_DESC_SHRT   : true,
  1919.                 VID_PPOT_SZ     : 533,
  1920.                 VID_PLR_HTML5   : true,
  1921.                 BLK_ON          : true,
  1922.                 floaterX        : 2000,
  1923.                 floaterY        : 2000,
  1924.                 firstTime       : true,
  1925.                 volLev          : 50,
  1926.                 advOpts         : true,
  1927.                 blacklist       : {}
  1928.             };
  1929.             language = {
  1930.                 YTSETS                : "YouTube+ settings",
  1931.                 ADV_OPTS              : "Advanced options",
  1932.                 SUB_PLST              : "Play recent uploads",
  1933.                 PPOT_OPEN             : "Open in pop-out",
  1934.                 BLCK_ADD              : "Add to blacklist",
  1935.                 BLCK_EDIT             : "Edit",
  1936.                 BLCK_SAVE             : "Save",
  1937.                 BLCK_CLSE             : "Close",
  1938.                 CNSL_AP               : "Autoplay",
  1939.                 CNSL_RPT              : "Repeat video",
  1940.                 CNSL_SVTH             : "Open thumbnail",
  1941.                 CNSL_SS               : "Take screenshot",
  1942.                 CNSL_SS_CLS           : "CLOSE",
  1943.                 CNSL_PPOT             : "Pop-out video",
  1944.                 CNSL_FLBR             : "Fullbrowser mode",
  1945.                 CNSL_CINM_MD          : "Cinema mode",
  1946.                 CNSL_FRME             : "Frame by frame (Shift + ← or →)",
  1947.                 PLST_AP               : "Autoplay",
  1948.                 PLST_RVRS             : "Reverse",
  1949.                 SHOW_CMTS             : "Show comments",
  1950.                 HIDE_CMTS             : "Hide comments",
  1951.                 GLB_IMPR              : "Import/export settings",
  1952.                 GLB_LOCL_LANG         : "Click to edit YT+ language",
  1953.                 GLB_LOCL_LANG_CSTM    : "Local",
  1954.                 GLB_IMPR_SAVE         : "Save and load",
  1955.                 GLB_RSET              : "Reset",
  1956.                 GLB_SVE               : "Save",
  1957.                 GLB_SVE_SETS          : "Settings saved",
  1958.                 FTR_DESC              : "Find out what this does",
  1959.                 GEN                   : "General",
  1960.                 VID                   : "Video",
  1961.                 CHN                   : "Channels",
  1962.                 BLK                   : "Blacklist",
  1963.                 ABT                   : "About",
  1964.                 HLP                   : "Help",
  1965.                 DNT                   : "Donate",
  1966.                 GEN_TTL               : "General settings",
  1967.                 GEN_GEN               : "General",
  1968.                 GEN_LYT               : "Layout",
  1969.                 GEN_LOCL_LANG         : "Use modified YT+ language",
  1970.                 GEN_PPOT_ON           : "Enable pop-out mode",
  1971.                 GEN_DSBL_ADS          : "Disable advertisements outside the video page",
  1972.                 GEN_INF_SCRL          : "Enable infinite scroll in feeds",
  1973.                 GEN_YT_LOGO_LINK      : "YouTube logo redirects to subscriptions",
  1974.                 GEN_SUB_LIST          : "Enable subscription playlist",
  1975.                 GEN_REM_APUN          : "Remove autoplay up next",
  1976.                 GEN_SPF_OFF           : "Disable SPF",
  1977.                 GEN_HIDE_FTR          : "Hide footer",
  1978.                 GEN_BLUE_GLOW         : "Remove blue glow around clicked buttons",
  1979.                 GEN_HDE_RECM_SDBR     : "Hide recommended channels sidebar",
  1980.                 GEN_HDE_SRCH_SDBR     : "Hide search results sidebar",
  1981.                 GEN_HDE_CHN_SDBR      : "Hide channel sidebar",
  1982.                 GEN_CMPT_TTLS         : "Compact titles in feeds",
  1983.                 GEN_DSB_HVRC          : "Disable hovercards",
  1984.                 GEN_BTTR_NTF          : "Improved blue notification box",
  1985.                 GEN_GRID_SUBS         : "Grid layout in subscriptions",
  1986.                 GEN_GRID_SRCH         : "Grid layout in search results",
  1987.                 VID_TTL               : "Video settings",
  1988.                 VID_PLR               : "Player settings",
  1989.                 VID_PLR_LYT           : "Player layout",
  1990.                 VID_DFLT_QLTY         : "Default video quality:",
  1991.                 VID_DFLT_QLTY_AUTO    : "Auto",
  1992.                 VID_DFLT_QLTY_TNY     : "144p",
  1993.                 VID_DFLT_QLTY_SML     : "240p",
  1994.                 VID_DFLT_QLTY_MDM     : "360p",
  1995.                 VID_DFLT_QLTY_LRG     : "480p",
  1996.                 VID_DFLT_QLTY_720     : "720p",
  1997.                 VID_DFLT_QLTY_1080    : "1080p",
  1998.                 VID_DFLT_QLTY_1440    : "1440p",
  1999.                 VID_DFLT_QLTY_2160    : "2160p (4k)",
  2000.                 VID_DFLT_QLTY_2880    : "2880p (5k)",
  2001.                 VID_DFLT_QLTY_ORIG    : "4320p (8k)",
  2002.                 VID_PLR_ALVIS         : "Player always visible when reading comments",
  2003.                 VID_PLR_ALVIS_WDTH    : "Floating player width",
  2004.                 VID_PLR_ALVIS_SCRL_TOP: "Go to top",
  2005.                 VID_PLR_ATPL          : "Autoplay videos",
  2006.                 VID_LAYT              : "Layout",
  2007.                 VID_VID_CNT           : "Show link with number of uploaded videos",
  2008.                 VID_POST_TIME         : "Show how long the video has been published",
  2009.                 VID_HIDE_DETLS        : "Hide video details",
  2010.                 VID_HIDE_COMS         : "Comment section",
  2011.                 VID_HIDE_COMS_SHOW    : "Show",
  2012.                 VID_HIDE_COMS_HIDE    : "Hide",
  2013.                 VID_HIDE_COMS_REM     : "Remove",
  2014.                 VID_END_SHRE          : "Disable share panel when video ends",
  2015.                 VID_PLST              : "Playlists",
  2016.                 VID_PLST_ATPL         : "Enable playlist autoplay control",
  2017.                 VID_PLST_RVRS         : "Enable reverse playlist control",
  2018.                 VID_PLR_SIZE_MEM      : "Memorize player mode",
  2019.                 VID_VOL_WHEEL         : "Change volume with mouse wheel",
  2020.                 VID_PLR_VOL_MEM       : "Memorize audio volume",
  2021.                 VID_PLR_VOL_LDN       : "Disable YouTube loudness normalisation",
  2022.                 VID_PLR_ADS           : "Disable advertisements in the video page",
  2023.                 VID_PLR_ALACT         : "Player shortcuts always active",
  2024.                 VID_SUB_ADS           : "Enable advertisements only in videos from subscribed channels",
  2025.                 VID_PLR_ANTS          : "Disable annotations",
  2026.                 VID_PLR_DASH          : "Disable DASH playback",
  2027.                 VID_PLR_HFR           : "Disable HFR (60fps)",
  2028.                 VID_PLR_HTML5         : "Use the HTML5 player when possible",
  2029.                 VID_PLR_CC            : "Disable subtitles and CC",
  2030.                 VID_PLR_INFO          : "Enable info bar with watch later button",
  2031.                 VID_PLR_FIT           : "Fit to page in theater mode",
  2032.                 VID_PLR_FIT_WDTH      : "Fit to page max width:",
  2033.                 VID_PLR_DYN_SIZE      : "Disable dynamic player size in default view",
  2034.                 VID_DESC_SHRT         : "Short video description buttons",
  2035.                 VID_TTL_CMPT          : "Compact title in video description",
  2036.                 VID_PPOT_SZ           : "Pop-out player size",
  2037.                 VID_LAYT_AUTO_PNL     : "Auto expand video description",
  2038.                 GEN_CHN_DFLT_PAGE     : "Default channel page:",
  2039.                 GEN_CHN_DFLT_PAGE_DFLT: "Default",
  2040.                 GEN_CHN_DFLT_PAGE_VID : "Videos",
  2041.                 GEN_CHN_DFLT_PAGE_PL  : "Playlists",
  2042.                 GEN_CHN_DFLT_PAGE_CHN : "Channels",
  2043.                 GEN_CHN_DFLT_PAGE_DISC: "Discussion",
  2044.                 GEN_CHN_DFLT_PAGE_ABT : "About",
  2045.                 BLK_TTL               : "Blacklist settings",
  2046.                 BLK_BLK               : "Blacklist",
  2047.                 BLK_ON                : "Enable blacklist",
  2048.                 ABT_TTL               : "Information and useful links",
  2049.                 ABT_THKS              : "Thanks to:",
  2050.                 ABT_THKS_YEPPHA       : ", who's work inspired the creation of this project, without whom none of this would exist today.",
  2051.                 ABT_THKS_USERSCRIPT   : " for making the task of developing and shipping third party software incredibly easier.",
  2052.                 ABT_THKS_STACKOV      : " for all of its priceless information which greatly contributes for software development.",
  2053.                 ABT_INFO              : "Official pages",
  2054.                 ABT_LNK_GHB           : "GitHub",
  2055.                 ABT_LNK_GRFK          : "Greasy Fork镜像",
  2056.                 ABT_LNK_OPNU          : "OpenUserJS",
  2057.                 WLCM                  : "Thank you for installing YouTube+",
  2058.                 WLCMSTRT              : "You can customize your settings by clicking the button above",
  2059.                 WLCMFTRS              : "Click here to see all the features",
  2060.                 LOCALE                : "English (US)"
  2061.             };
  2062.             if (!user_settings || Object.keys(user_settings).length < 1) {
  2063.                 user_settings = default_settings;
  2064.             } else {
  2065.                 checkNewFeatures();
  2066.             }
  2067.             if (window.chrome) {
  2068.                 document.documentElement.addEventListener("load", scriptExit, true);
  2069.             } else {
  2070.                 document.addEventListener("afterscriptexecute", scriptExit);
  2071.             }
  2072.             if (!is_userscript && !window.chrome && !user_settings.migration_instructions) {
  2073.                 migrationInstructions();
  2074.             }
  2075.             document.addEventListener("spfdone", main);
  2076.             document.addEventListener("spfrequest", request);
  2077.             document.addEventListener("readystatechange", main, true);
  2078.             XMLHttpRequest.prototype.open = checkXHR(XMLHttpRequest.prototype.open);
  2079.             window.onYouTubePlayerReady = shareApi(window.onYouTubePlayerReady);
  2080.             window.matchMedia = false;
  2081.             main();
  2082.         },
  2083.         contentScriptMessages: function() {
  2084.             var key1, key2, gate, sets, locs, observer;
  2085.             key1 = "parsend";
  2086.             key2 = "getlocale";
  2087.             gate = document.documentElement;
  2088.             sets = JSON.parse(gate.dataset[key1] || null);
  2089.             locs = gate.dataset[key2] || null;
  2090.             if (!gate.contentscript) {
  2091.                 gate.contentscript = true;
  2092.                 observer = new MutationObserver(particle.contentScriptMessages);
  2093.                 return observer.observe(gate, {
  2094.                     attributes: true,
  2095.                     attributeFilter: ["data-" + key1, "data-" + key2]
  2096.                 });
  2097.             }
  2098.             if (sets) {
  2099.                 if (particle.is_userscript) {
  2100.                     particle.GM_setValue(particle.id, JSON.stringify(sets));
  2101.                 } else {
  2102.                     chrome.storage.local.set({particleSettings: sets});
  2103.                 }
  2104.                 document.documentElement.removeAttribute("data-parsend");
  2105.             } else if (locs) {
  2106.                 document.documentElement.dataset.setlocale = chrome.i18n.getMessage(locs);
  2107.             }
  2108.         },
  2109.         filterChromeKeys: function(keys) {
  2110.             if (keys[particle.id] && keys[particle.id].new_value) {
  2111.                 document.documentElement.dataset.parreceive = JSON.stringify(
  2112.                     (keys[particle.id].new_value && keys[particle.id].new_value[particle.id]) || keys[particle.id].new_value || {}
  2113.                 );
  2114.             }
  2115.         },
  2116.         main: function(event) {
  2117.             var holder;
  2118.             if (!event && particle.is_userscript) {
  2119.                 event = JSON.parse(particle.GM_getValue(particle.id, "{}"));
  2120.             }
  2121.             if (event) {
  2122.                 event = JSON.stringify(event[particle.id] || event);
  2123.                 document.documentElement.dataset.user_settings = event;
  2124.                 if (particle.is_userscript) {
  2125.                     holder = document.createElement("link");
  2126.                     holder.rel = "stylesheet";
  2127.                     holder.type = "text/css";
  2128.                     holder.href = "https://particlecore.github.io/Particle/stylesheets/YouTubePlus.css";
  2129.                     document.documentElement.appendChild(holder);
  2130.                 } else if (window.chrome) {
  2131.                     holder = document.createElement("style");
  2132.                     holder.textContent = //
  2133.                         `.ytplus_sprite,
  2134.                         #DNT:hover:after,
  2135.                         #player-console > div,
  2136.                         #P-content input[type='radio']:checked + label:before,
  2137.                         #P-content input[type='checkbox']:checked + label:before{
  2138.                             background-image: url(chrome-extension://` + window.chrome.runtime.id + `/images/sprite.png);
  2139.                         }`;
  2140.                     document.documentElement.appendChild(holder);
  2141.                 }
  2142.                 holder = document.createElement("script");
  2143.                 holder.textContent = "(" + particle.inject + "(" + particle.is_userscript + "))";
  2144.                 document.documentElement.appendChild(holder);
  2145.                 if (!particle.is_userscript) {
  2146.                     chrome.storage.onChanged.addListener(particle.filterChromeKeys);
  2147.                 }
  2148.             }
  2149.         },
  2150.         ini: function() {
  2151.             particle.id = "particleSettings";
  2152.             particle.is_userscript = typeof GM_info === "object" ? true : false;
  2153.             if (particle.is_userscript) {
  2154.                 particle.GM_getValue = GM_getValue;
  2155.                 particle.GM_setValue = GM_setValue;
  2156.                 particle.main();
  2157.             } else {
  2158.                 chrome.storage.local.get(particle.id, particle.main);
  2159.             }
  2160.             particle.contentScriptMessages();
  2161.         }
  2162.     };
  2163.     particle.ini();
  2164. }());
  2165. start ();
  2166.  
  2167. function start() {
  2168.     var pagecontainer=document.getElementById('page-container');
  2169.     if (!pagecontainer) return;
  2170.     if (/^https?:\/\/www\.youtube.com\/watch\?/.test(window.location.href)) run();
  2171.     var isAjax=/class[\w\s"'-=]+spf\-link/.test(pagecontainer.innerHTML);
  2172.     var logocontainer=document.getElementById('logo-container');
  2173.     if (logocontainer && !isAjax) { // fix for blocked videos
  2174.         isAjax=(' '+logocontainer.className+' ').indexOf(' spf-link ')>=0;
  2175.     }
  2176.     var content=document.getElementById('content');
  2177.     if (isAjax && content) { // Ajax UI
  2178.         var mo=window.MutationObserver||window.WebKitMutationObserver;
  2179.         if(typeof mo!=='undefined') {
  2180.             var observer=new mo(function(mutations) {
  2181.                 mutations.forEach(function(mutation) {
  2182.                     if(mutation.addedNodes!==null) {
  2183.                         for (var i=0; i<mutation.addedNodes.length; i++) {
  2184.                             if (mutation.addedNodes[i].id=='watch7-container' ||
  2185.                                 mutation.addedNodes[i].id=='watch7-main-container') { // old value: movie_player
  2186.                                 run();
  2187.                                 break;
  2188.                             }
  2189.                         }
  2190.                     }
  2191.                 });
  2192.             });
  2193.             observer.observe(content, {childList: true, subtree: true}); // old value: pagecontainer
  2194.         } else { // MutationObserver fallback for old browsers
  2195.             pagecontainer.addEventListener('DOMNodeInserted', onNodeInserted, false);
  2196.         }
  2197.     }
  2198. }
  2199.  
  2200. function onNodeInserted(e) {
  2201.     if (e && e.target && (e.target.id=='watch7-container' ||
  2202.                           e.target.id=='watch7-main-container')) { // old value: movie_player
  2203.         run();
  2204.     }
  2205. }
  2206.  
  2207. function finalButton(){
  2208.  
  2209.     var buttonIframeDownload = document.createElement("iframe");
  2210.     buttonIframeDownload.src = '//www.youtubeinmp3.com/widget/button/?color=ba1717&amp;video=' + window.location.href;
  2211.     buttonIframeDownload.scrolling = "no";
  2212.     buttonIframeDownload.id = "buttonIframe";
  2213.     buttonIframeDownload.style = "width:100%;height:60px;padding-top:20px;padding-bottom:20px;";
  2214.  
  2215.     document.getElementById("watch-header").appendChild(buttonIframeDownload);
  2216.  
  2217. }
  2218.  
  2219. function run(){
  2220.  
  2221.     if(document.getElementById("buttonIframe") === null && window.location.href.substring(0, 25).indexOf("youtube.com") > -1 && window.location.href.indexOf("watch?v=") > -1){
  2222.  
  2223.         var parentButton = document.createElement("div");
  2224.  
  2225.         parentButton.className = "yt-uix-button yt-uix-button-default";
  2226.         parentButton.id = "parentButton";
  2227.         parentButton.style = "height: 23px;margin-left: 28px;padding-bottom:1px;";
  2228.  
  2229.         parentButton.onclick = function () {
  2230.  
  2231.             this.style = "display:none";
  2232.             finalButton();
  2233.  
  2234.         };
  2235.  
  2236.         document.getElementById("watch7-user-header").appendChild(parentButton);
  2237.  
  2238.         var childButton = document.createElement("span");
  2239.  
  2240.         childButton.appendChild(document.createTextNode("Download MP3"));
  2241.  
  2242.         childButton.className = "yt-uix-button-content";
  2243.         childButton.style = "line-height: 25px;font-size: 12px;";
  2244.  
  2245.         parentButton.appendChild(childButton);
  2246.  
  2247.     }
  2248.  
  2249. }
  2250.  
  2251. (function () {
  2252.   var FORMAT_LABEL={'5':'FLV 240p','18':'MP4 360p','22':'MP4 720p','34':'FLV 360p','35':'FLV 480p','37':'MP4 1080p','38':'MP4 2160p','43':'WebM 360p','44':'WebM 480p','45':'WebM 720p','46':'WebM 1080p','135':'MP4 480p - no audio','137':'MP4 1080p - no audio','138':'MP4 2160p - no audio','139':'M4A 48kbps - audio','140':'M4A 128kbps - audio','141':'M4A 256kbps - audio','264':'MP4 1440p - no audio','266':'MP4 2160p - no audio','298':'MP4 720p60 - no audio','299':'MP4 1080p60 - no audio'};
  2253.   var FORMAT_TYPE={'5':'flv','18':'mp4','22':'mp4','34':'flv','35':'flv','37':'mp4','38':'mp4','43':'webm','44':'webm','45':'webm','46':'webm','135':'mp4','137':'mp4','138':'mp4','139':'m4a','140':'m4a','141':'m4a','264':'mp4','266':'mp4','298':'mp4','299':'mp4'};
  2254.   var FORMAT_ORDER=['5','18','34','43','35','135','44','22','298','45','37','299','46','264','38','266','139','140','141'];
  2255.   var FORMAT_RULE={'flv':'max','mp4':'all','webm':'none','m4a':'max'};
  2256.   // all=display all versions, max=only highest quality version, none=no version  
  2257.   // the default settings show all MP4 videos, the highest quality FLV and no WebM
  2258.   var SHOW_DASH_FORMATS=false;
  2259.   var BUTTON_TEXT={'ar':'تنزيل','cs':'Stáhnout','de':'Herunterladen','en':'Download','es':'Descargar','fr':'Télécharger','hi':'डाउनलोड','hu':'Letöltés','id':'Unduh','it':'Scarica','ja':'ダウンロード','ko':'내려받기','pl':'Pobierz','pt':'Baixar','ro':'Descărcați','ru':'Скачать','tr':'İndir','zh':'下载','zh-TW':'下載'};
  2260.   var BUTTON_TOOLTIP={'ar':'تنزيل هذا الفيديو','cs':'Stáhnout toto video','de':'Dieses Video herunterladen','en':'Download this video','es':'Descargar este vídeo','fr':'Télécharger cette vidéo','hi':'वीडियो डाउनलोड करें','hu':'Videó letöltése','id':'Unduh video ini','it':'Scarica questo video','ja':'このビデオをダウンロードする','ko':'이 비디오를 내려받기','pl':'Pobierz plik wideo','pt':'Baixar este vídeo','ro':'Descărcați acest videoclip','ru':'Скачать это видео','tr': 'Bu videoyu indir','zh':'下载此视频','zh-TW':'下載此影片'};
  2261.   var DECODE_RULE=[];
  2262.   var RANDOM=7489235179; // Math.floor(Math.random()*1234567890);
  2263.   var CONTAINER_ID='download-youtube-video'+RANDOM;
  2264.   var LISTITEM_ID='download-youtube-video-fmt'+RANDOM;
  2265.   var BUTTON_ID='download-youtube-video-button'+RANDOM;
  2266.   var DEBUG_ID='download-youtube-video-debug-info';
  2267.   var STORAGE_URL='download-youtube-script-url';
  2268.   var STORAGE_CODE='download-youtube-signature-code';
  2269.   var STORAGE_DASH='download-youtube-dash-enabled';
  2270.   var isDecodeRuleUpdated=false;  
  2271.     
  2272.   start();
  2273.           
  2274. function start() {
  2275.   var pagecontainer=document.getElementById('page-container');
  2276.   if (!pagecontainer) return;
  2277.   if (/^https?:\/\/www\.youtube.com\/watch\?/.test(window.location.href)) run();       
  2278.   var isAjax=/class[\w\s"'-=]+spf\-link/.test(pagecontainer.innerHTML);
  2279.   var logocontainer=document.getElementById('logo-container');  
  2280.   if (logocontainer && !isAjax) { // fix for blocked videos
  2281.     isAjax=(' '+logocontainer.className+' ').indexOf(' spf-link ')>=0;
  2282.   }
  2283.   var content=document.getElementById('content');
  2284.   if (isAjax && content) { // Ajax UI
  2285.       var mo=window.MutationObserver||window.WebKitMutationObserver;
  2286.       if(typeof mo!=='undefined') {
  2287.         var observer=new mo(function(mutations) {
  2288.           mutations.forEach(function(mutation) {
  2289.               if(mutation.addedNodes!==null) {
  2290.                 for (var i=0; i<mutation.addedNodes.length; i++) {
  2291.                     if (mutation.addedNodes[i].id=='watch7-container' ||
  2292.                         mutation.addedNodes[i].id=='watch7-main-container') { // old value: movie_player
  2293.                       run();
  2294.                       break;
  2295.                     }
  2296.                 }
  2297.               }
  2298.           });
  2299.         });
  2300.         observer.observe(content, {childList: true, subtree: true}); // old value: pagecontainer
  2301.       } else { // MutationObserver fallback for old browsers
  2302.         pagecontainer.addEventListener('DOMNodeInserted', onNodeInserted, false);
  2303.       }
  2304.   } 
  2305. }
  2306.  
  2307. function onNodeInserted(e) { 
  2308.     if (e && e.target && (e.target.id=='watch7-container' || 
  2309.         e.target.id=='watch7-main-container')) { // old value: movie_player
  2310.       run();
  2311.   }
  2312. }
  2313.   
  2314. function run() {
  2315.   if (document.getElementById(CONTAINER_ID)) return; // check download container
  2316.   if (document.getElementById('p') && document.getElementById('vo')) return; // Feather not supported
  2317.  
  2318.   var videoID, videoFormats, videoAdaptFormats, videoManifestURL, scriptURL=null;
  2319.   var isSignatureUpdatingStarted=false;
  2320.   var operaTable=new Array();
  2321.   var language=document.documentElement.getAttribute('lang');
  2322.   var textDirection='left';
  2323.   if (document.body.getAttribute('dir')=='rtl') {
  2324.     textDirection='right';
  2325.   }
  2326.   if (document.getElementById('watch7-action-buttons')) {  // old UI
  2327.     fixTranslations(language, textDirection);
  2328.   }
  2329.         
  2330.   // obtain video ID, formats map   
  2331.   
  2332.   var args=null;
  2333.   var usw=(typeof this.unsafeWindow !== 'undefined')?this.unsafeWindow:window; // Firefox, Opera<15
  2334.   if (usw.ytplayer && usw.ytplayer.config && usw.ytplayer.config.args) {
  2335.     args=usw.ytplayer.config.args;
  2336.   }
  2337.   if (args) {
  2338.     videoID=args['video_id'];
  2339.     videoFormats=args['url_encoded_fmt_stream_map'];
  2340.     videoAdaptFormats=args['adaptive_fmts'];
  2341.     videoManifestURL=args['dashmpd'];
  2342.     debug('DYVAM - Info: Standard mode. videoID '+(videoID?videoID:'none')+'; ');
  2343.   }
  2344.   if (usw.ytplayer && usw.ytplayer.config && usw.ytplayer.config.assets) {
  2345.     scriptURL=usw.ytplayer.config.assets.js;
  2346.   }  
  2347.   
  2348.   if (videoID==null) { // unsafeWindow workaround (Chrome, Opera 15+)
  2349.     var buffer=document.getElementById(DEBUG_ID+'2');
  2350.     if (buffer) {
  2351.       while (buffer.firstChild) {
  2352.         buffer.removeChild(buffer.firstChild);
  2353.       }
  2354.     } else {
  2355.       buffer=createHiddenElem('pre', DEBUG_ID+'2');
  2356.     }    
  2357.     injectScript ('if(ytplayer&&ytplayer.config&&ytplayer.config.args){document.getElementById("'+DEBUG_ID+'2").appendChild(document.createTextNode(\'"video_id":"\'+ytplayer.config.args.video_id+\'", "js":"\'+ytplayer.config.assets.js+\'", "dashmpd":"\'+ytplayer.config.args.dashmpd+\'", "url_encoded_fmt_stream_map":"\'+ytplayer.config.args.url_encoded_fmt_stream_map+\'", "adaptive_fmts":"\'+ytplayer.config.args.adaptive_fmts+\'"\'));}');
  2358.     var code=buffer.innerHTML;
  2359.     if (code) {
  2360.       videoID=findMatch(code, /\"video_id\":\s*\"([^\"]+)\"/);
  2361.       videoFormats=findMatch(code, /\"url_encoded_fmt_stream_map\":\s*\"([^\"]+)\"/);
  2362.       videoFormats=videoFormats.replace(/&amp;/g,'\\u0026');
  2363.       videoAdaptFormats=findMatch(code, /\"adaptive_fmts\":\s*\"([^\"]+)\"/);
  2364.       videoAdaptFormats=videoAdaptFormats.replace(/&amp;/g,'\\u0026');
  2365.       videoManifestURL=findMatch(code, /\"dashmpd\":\s*\"([^\"]+)\"/);
  2366.       scriptURL=findMatch(code, /\"js\":\s*\"([^\"]+)\"/);
  2367.     }
  2368.     debug('DYVAM - Info: Injection mode. videoID '+(videoID?videoID:'none')+'; ');
  2369.   }
  2370.      
  2371.   if (videoID==null) { // if all else fails
  2372.     var bodyContent=document.body.innerHTML;  
  2373.     if (bodyContent!=null) {
  2374.       videoID=findMatch(bodyContent, /\"video_id\":\s*\"([^\"]+)\"/);
  2375.       videoFormats=findMatch(bodyContent, /\"url_encoded_fmt_stream_map\":\s*\"([^\"]+)\"/);
  2376.       videoAdaptFormats=findMatch(bodyContent, /\"adaptive_fmts\":\s*\"([^\"]+)\"/);
  2377.       videoManifestURL=findMatch(bodyContent, /\"dashmpd\":\s*\"([^\"]+)\"/);
  2378.       if (scriptURL==null) {
  2379.         scriptURL=findMatch(bodyContent, /\"js\":\s*\"([^\"]+)\"/);
  2380.         if (scriptURL) {
  2381.           scriptURL=scriptURL.replace(/\\/g,'');
  2382.         }
  2383.       }      
  2384.     }
  2385.     debug('DYVAM - Info: Brute mode. videoID '+(videoID?videoID:'none')+'; ');
  2386.   }
  2387.   
  2388.   debug('DYVAM - Info: url '+window.location.href+'; useragent '+window.navigator.userAgent);  
  2389.   
  2390.   if (videoID==null || videoFormats==null || videoID.length==0 || videoFormats.length==0) {
  2391.    debug('DYVAM - Error: No config information found. YouTube must have changed the code.');
  2392.    return;
  2393.   }
  2394.   
  2395.   // Opera 12 extension message handler
  2396.   if (typeof window.opera !== 'undefined' && window.opera && typeof opera.extension !== 'undefined') {
  2397.     opera.extension.onmessage = function(event) {
  2398.       var index=findMatch(event.data.action, /xhr\-([0-9]+)\-response/);
  2399.       if (index && operaTable[parseInt(index,10)]) {
  2400.         index=parseInt(index,10);
  2401.         var trigger=(operaTable[index])['onload'];
  2402.         if (typeof trigger === 'function' && event.data.readyState == 4) {
  2403.           if (trigger) {
  2404.               trigger(event.data);         
  2405.           }
  2406.         }
  2407.       }
  2408.     }
  2409.   }
  2410.     
  2411.   if (!isDecodeRuleUpdated) {
  2412.     DECODE_RULE=getDecodeRules(DECODE_RULE);
  2413.     isDecodeRuleUpdated=true;
  2414.   }
  2415.   if (scriptURL) {
  2416.     if (scriptURL.indexOf('//')==0) {
  2417.       var protocol=(document.location.protocol=='http:')?'http:':'https:';
  2418.       scriptURL=protocol+scriptURL;
  2419.     }
  2420.     fetchSignatureScript(scriptURL);
  2421.   }
  2422.   
  2423.    // video title
  2424.    var videoTitle=document.title || 'video';
  2425.    videoTitle=videoTitle.replace(/\s*\-\s*YouTube$/i, '').replace(/'/g, '\'').replace(/^\s+|\s+$/g, '').replace(/\.+$/g, '');
  2426.    videoTitle=videoTitle.replace(/[:"\?\*]/g, '').replace(/[\|\\\/]/g, '_'); // Mac, Linux, Windows
  2427.    if (((window.navigator.userAgent || '').toLowerCase()).indexOf('windows') >= 0) {
  2428.       videoTitle=videoTitle.replace(/#/g, '').replace(/&/g, '_'); // Windows
  2429.    } else {
  2430.       videoTitle=videoTitle.replace(/#/g, '%23').replace(/&/g, '%26'); //  Mac, Linux
  2431.    }
  2432.                         
  2433.   // parse the formats map
  2434.   var sep1='%2C', sep2='%26', sep3='%3D';
  2435.   if (videoFormats.indexOf(',')>-1) { 
  2436.     sep1=','; 
  2437.     sep2=(videoFormats.indexOf('&')>-1)?'&':'\\u0026'; 
  2438.     sep3='=';
  2439.   }
  2440.   var videoURL=new Array();
  2441.   var videoSignature=new Array();
  2442.   if (videoAdaptFormats) {
  2443.     videoFormats=videoFormats+sep1+videoAdaptFormats;
  2444.   }
  2445.   var videoFormatsGroup=videoFormats.split(sep1);
  2446.   for (var i=0;i<videoFormatsGroup.length;i++) {
  2447.     var videoFormatsElem=videoFormatsGroup[i].split(sep2);
  2448.     var videoFormatsPair=new Array();
  2449.     for (var j=0;j<videoFormatsElem.length;j++) {
  2450.       var pair=videoFormatsElem[j].split(sep3);
  2451.       if (pair.length==2) {
  2452.         videoFormatsPair[pair[0]]=pair[1];
  2453.       }
  2454.     }
  2455.     if (videoFormatsPair['url']==null) continue;
  2456.     var url=unescape(unescape(videoFormatsPair['url'])).replace(/\\\//g,'/').replace(/\\u0026/g,'&');
  2457.     if (videoFormatsPair['itag']==null) continue;
  2458.     var itag=videoFormatsPair['itag'];
  2459.     var sig=videoFormatsPair['sig']||videoFormatsPair['signature'];
  2460.     if (sig) {
  2461.       url=url+'&signature='+sig;
  2462.       videoSignature[itag]=null;
  2463.     } else if (videoFormatsPair['s']) {
  2464.       url=url+'&signature='+decryptSignature(videoFormatsPair['s']);
  2465.       videoSignature[itag]=videoFormatsPair['s'];
  2466.     }
  2467.     if (url.toLowerCase().indexOf('ratebypass')==-1) { // speed up download for dash
  2468.       url=url+'&ratebypass=yes';
  2469.     }
  2470.     if (url.toLowerCase().indexOf('http')==0) { // validate URL
  2471.       videoURL[itag]=url+'&title='+videoTitle;
  2472.     }
  2473.   }
  2474.     
  2475.   var showFormat=new Array();
  2476.   for (var category in FORMAT_RULE) {
  2477.     var rule=FORMAT_RULE[category];
  2478.     for (var index in FORMAT_TYPE){
  2479.       if (FORMAT_TYPE[index]==category) {
  2480.         showFormat[index]=(rule=='all');
  2481.       }
  2482.     }
  2483.     if (rule=='max') {
  2484.       for (var i=FORMAT_ORDER.length-1;i>=0;i--) {
  2485.         var format=FORMAT_ORDER[i];
  2486.         if (FORMAT_TYPE[format]==category && videoURL[format]!=undefined) {
  2487.           showFormat[format]=true;
  2488.           break;
  2489.         }
  2490.       }
  2491.     }
  2492.   }
  2493.   
  2494.   var dashPref=getPref(STORAGE_DASH);
  2495.   if (dashPref=='1') {
  2496.     SHOW_DASH_FORMATS=true;
  2497.   } else if (dashPref!='0') {
  2498.     setPref(STORAGE_DASH,'0');
  2499.   }
  2500.   
  2501.   var downloadCodeList=[];
  2502.   for (var i=0;i<FORMAT_ORDER.length;i++) {
  2503.     var format=FORMAT_ORDER[i];
  2504.     if (format=='37' && videoURL[format]==undefined) { // hack for dash 1080p
  2505.       if (videoURL['137']) {
  2506.        format='137';
  2507.       }
  2508.       showFormat[format]=showFormat['37'];
  2509.     } else if (format=='38' && videoURL[format]==undefined) { // hack for dash 4K
  2510.       if (videoURL['138'] && !videoURL['266']) {
  2511.        format='138';
  2512.       }
  2513.       showFormat[format]=showFormat['38'];
  2514.     }    
  2515.     if (!SHOW_DASH_FORMATS && format.length>2) continue;
  2516.     if (videoURL[format]!=undefined && FORMAT_LABEL[format]!=undefined && showFormat[format]) {
  2517.       downloadCodeList.push({url:videoURL[format],sig:videoSignature[format],format:format,label:FORMAT_LABEL[format]});
  2518.       debug('DYVAM - Info: itag'+format+' url:'+videoURL[format]);
  2519.     }
  2520.   }  
  2521.   
  2522.   if (downloadCodeList.length==0) {
  2523.     debug('DYVAM - Error: No download URL found. Probably YouTube uses encrypted streams.');
  2524.     return; // no format
  2525.   } 
  2526.     
  2527.   // find parent container
  2528.   var newWatchPage=false;
  2529.   var parentElement=document.getElementById('watch7-action-buttons');
  2530.   if (parentElement==null) {
  2531.     parentElement=document.getElementById('watch8-secondary-actions');
  2532.     if (parentElement==null) {
  2533.       debug('DYVAM Error - No container for adding the download button. YouTube must have changed the code.');
  2534.       return;
  2535.     } else {
  2536.       newWatchPage=true;
  2537.     }
  2538.   }
  2539.   
  2540.   // get button labels
  2541.   var buttonText=(BUTTON_TEXT[language])?BUTTON_TEXT[language]:BUTTON_TEXT['en'];
  2542.   var buttonLabel=(BUTTON_TOOLTIP[language])?BUTTON_TOOLTIP[language]:BUTTON_TOOLTIP['en'];
  2543.     
  2544.   // generate download code for regular interface
  2545.   var mainSpan=document.createElement('span');
  2546.  
  2547.   if (newWatchPage) {
  2548.     var spanIcon=document.createElement('span');
  2549.     spanIcon.setAttribute('class', 'yt-uix-button-icon-wrapper');
  2550.     var imageIcon=document.createElement('img');
  2551.     imageIcon.setAttribute('src', '//s.ytimg.com/yt/img/pixel-vfl3z5WfW.gif');
  2552.     imageIcon.setAttribute('class', 'yt-uix-button-icon');
  2553.     imageIcon.setAttribute('style', 'width:20px;height:20px;background-size:20px 20px;background-repeat:no-repeat;background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAABG0lEQVRYR+2W0Q3CMAxE2wkYAdiEEWADmIxuACMwCmzABpCTEmRSO7YTQX+ChECV43t2nF7GYeHPuLD+0AKwC/DnWMAp/N5qimkBuAfBdRTF/+2/AV6ZYFUxVYuicAfoHegd6B3oHfhZB+ByF+JyV8FkrAB74pqH3DU5L3iGoBURhdVODIQF4EjEkWLmmhYALOQgNIBcHHke4buhxXAAaFnaAhqbQ5QAOHHkwhZ8balkx1ICCiEBWNZ+CivdB7REHIC2ZjZK2oWklDDdB1NSdCd/Js2PqQMpSIKYVcM8kE6QCwDBNRCqOBJrW0CL8kCYxL0A1k6YxWsANAiXeC2ABOEWbwHAWrwxpzgkmA/JtIqnxTOElmPnjlkc4A3FykAhA42AxwAAAABJRU5ErkJggg==);');
  2554.     spanIcon.appendChild(imageIcon);
  2555.     mainSpan.appendChild(spanIcon);
  2556.   }
  2557.  
  2558.   var spanButton=document.createElement('span');
  2559.   spanButton.setAttribute('class', 'yt-uix-button-content');
  2560.   spanButton.appendChild(document.createTextNode(buttonText+' '));
  2561.   mainSpan.appendChild(spanButton);
  2562.   
  2563.   if (!newWatchPage) { // old UI
  2564.     var imgButton=document.createElement('img');
  2565.     imgButton.setAttribute('class', 'yt-uix-button-arrow');
  2566.     imgButton.setAttribute('src', '//s.ytimg.com/yt/img/pixel-vfl3z5WfW.gif');
  2567.     mainSpan.appendChild(imgButton);
  2568.   }
  2569.  
  2570.   var listItems=document.createElement('ol');
  2571.   listItems.setAttribute('style', 'display:none;');
  2572.   listItems.setAttribute('class', 'yt-uix-button-menu');
  2573.   for (var i=0;i<downloadCodeList.length;i++) {
  2574.     var listItem=document.createElement('li');
  2575.     var listLink=document.createElement('a');
  2576.     listLink.setAttribute('style', 'text-decoration:none;');
  2577.     listLink.setAttribute('href', downloadCodeList[i].url);
  2578.     listLink.setAttribute('download', videoTitle+'.'+FORMAT_TYPE[downloadCodeList[i].format]);
  2579.     var listButton=document.createElement('span');
  2580.     listButton.setAttribute('class', 'yt-uix-button-menu-item');
  2581.     listButton.setAttribute('loop', i+'');
  2582.     listButton.setAttribute('id', LISTITEM_ID+downloadCodeList[i].format);
  2583.     listButton.appendChild(document.createTextNode(downloadCodeList[i].label));
  2584.     listLink.appendChild(listButton);
  2585.     listItem.appendChild(listLink);
  2586.     listItems.appendChild(listItem);
  2587.   }
  2588.   mainSpan.appendChild(listItems);
  2589.   var buttonElement=document.createElement('button');
  2590.   buttonElement.setAttribute('id', BUTTON_ID);
  2591.   if (newWatchPage) {
  2592.     buttonElement.setAttribute('class', 'yt-uix-button  yt-uix-button-size-default yt-uix-button-opacity yt-uix-tooltip');
  2593.   } else { // old UI
  2594.     buttonElement.setAttribute('class', 'yt-uix-button yt-uix-tooltip yt-uix-button-empty yt-uix-button-text');
  2595.     buttonElement.setAttribute('style', 'margin-top:4px; margin-left:'+((textDirection=='left')?5:10)+'px;');
  2596.   }
  2597.   buttonElement.setAttribute('data-tooltip-text', buttonLabel);  
  2598.   buttonElement.setAttribute('type', 'button');
  2599.   buttonElement.setAttribute('role', 'button');
  2600.   buttonElement.addEventListener('click', function(){return false;}, false);
  2601.   buttonElement.appendChild(mainSpan);
  2602.   var containerSpan=document.createElement('span');
  2603.   containerSpan.setAttribute('id', CONTAINER_ID);
  2604.   containerSpan.appendChild(document.createTextNode(' '));
  2605.   containerSpan.appendChild(buttonElement);
  2606.                                             
  2607.   // add the button
  2608.   if (!newWatchPage) { // watch7
  2609.     parentElement.appendChild(containerSpan);
  2610.   } else { // watch8
  2611.     parentElement.insertBefore(containerSpan, parentElement.firstChild);
  2612.   }
  2613.     
  2614.   // REPLACEWITH if (!isSignatureUpdatingStarted) {
  2615.     for (var i=0;i<downloadCodeList.length;i++) { 
  2616.       addFileSize(downloadCodeList[i].url, downloadCodeList[i].format);
  2617.     }
  2618.   // } 
  2619.   
  2620.   if (typeof GM_download !== 'undefined') {
  2621.     for (var i=0;i<downloadCodeList.length;i++) {
  2622.       var downloadFMT=document.getElementById(LISTITEM_ID+downloadCodeList[i].format);
  2623.       var url=(downloadCodeList[i].url).toLowerCase();
  2624.       if (url.indexOf('clen=')>0 && url.indexOf('dur=')>0 && url.indexOf('gir=')>0
  2625.           && url.indexOf('lmt=')>0) {
  2626.         downloadFMT.addEventListener('click', downloadVideoNatively, false);
  2627.       }
  2628.     }
  2629.   }
  2630.   
  2631.   addFromManifest('140', '141'); // replace fmt140 with fmt141 if found in manifest
  2632.   
  2633.   function downloadVideoNatively(e) {
  2634.     var elem=e.currentTarget;
  2635.     e.returnValue=false;    
  2636.     if (e.preventDefault) {
  2637.       e.preventDefault();
  2638.     }
  2639.     var loop=elem.getAttribute('loop');
  2640.     if (loop) {
  2641.       GM_download(downloadCodeList[loop].url, videoTitle+'.'+FORMAT_TYPE[downloadCodeList[loop].format]);
  2642.     }
  2643.     return false;
  2644.   }
  2645.   
  2646.   function addFromManifest(oldFormat, newFormat) { // find newFormat URL in manifest
  2647.     if (videoManifestURL && videoURL[newFormat]==undefined && SHOW_DASH_FORMATS && FORMAT_RULE['m4a']!='none') {
  2648.       var matchSig=findMatch(videoManifestURL, /\/s\/([a-zA-Z0-9\.]+)\//i);
  2649.       if (matchSig) {
  2650.         var decryptedSig=decryptSignature(matchSig);
  2651.         if (decryptedSig) {
  2652.           videoManifestURL=videoManifestURL.replace('/s/'+matchSig+'/','/signature/'+decryptedSig+'/');
  2653.         }
  2654.       }
  2655.       if (videoManifestURL.indexOf('//')==0) {
  2656.         var protocol=(document.location.protocol=='http:')?'http:':'https:';
  2657.         videoManifestURL=protocol+videoManifestURL;
  2658.       }
  2659.       debug('DYVAM - Info: manifestURL '+videoManifestURL);
  2660.       crossXmlHttpRequest({
  2661.           method:'GET',
  2662.           url:videoManifestURL, // check if URL exists
  2663.           onload:function(response) {
  2664.             if (response.readyState === 4 && response.status === 200 && response.responseText) {
  2665.               var regexp = new RegExp('<BaseURL.+>(http[^<]+itag='+newFormat+'[^<]+)<\\/BaseURL>','i');
  2666.               var matchURL=findMatch(response.responseText, regexp);
  2667.               debug('DYVAM - Info: matchURL '+matchURL);
  2668.               if (!matchURL) return;
  2669.               matchURL=matchURL.replace(/&amp\;/g,'&');
  2670.               if (FORMAT_RULE['m4a']=='max') {
  2671.                 for (var i=0;i<downloadCodeList.length;i++) {
  2672.                   if (downloadCodeList[i].format==oldFormat) {
  2673.                     downloadCodeList[i].format==newFormat;
  2674.                     var downloadFMT=document.getElementById(LISTITEM_ID+oldFormat);
  2675.                     downloadFMT.setAttribute('id', LISTITEM_ID+newFormat);
  2676.                     downloadFMT.parentNode.setAttribute('href', matchURL);
  2677.                     downloadCodeList[i].url=matchURL;
  2678.                     downloadFMT.firstChild.nodeValue=FORMAT_LABEL[newFormat];
  2679.                     addFileSize(matchURL, newFormat);
  2680.                   }
  2681.                 }
  2682.               } else if (FORMAT_RULE['m4a']=='all') {
  2683.                 downloadCodeList.push(
  2684.                   {url:matchURL,sig:videoSignature[newFormat],format:newFormat,label:FORMAT_LABEL[newFormat]});
  2685.                 var downloadFMT=document.getElementById(LISTITEM_ID+oldFormat);
  2686.                 var clone=downloadFMT.parentNode.parentNode.cloneNode(true);
  2687.                 clone.firstChild.firstChild.setAttribute('id', LISTITEM_ID+newFormat);
  2688.                 clone.firstChild.setAttribute('href', matchURL);
  2689.                 downloadFMT.parentNode.parentNode.parentNode.appendChild(clone);
  2690.                 downloadFMT=document.getElementById(LISTITEM_ID+newFormat);
  2691.                 downloadFMT.firstChild.nodeValue=FORMAT_LABEL[newFormat];
  2692.                 addFileSize(matchURL, newFormat);
  2693.               }
  2694.             }
  2695.           } 
  2696.         });
  2697.     }  
  2698.   }
  2699.   
  2700.   function injectStyle(code) {
  2701.     var style=document.createElement('style');
  2702.     style.type='text/css';
  2703.     style.appendChild(document.createTextNode(code));
  2704.     document.getElementsByTagName('head')[0].appendChild(style);
  2705.   }
  2706.   
  2707.   function injectScript(code) {
  2708.     var script=document.createElement('script');
  2709.     script.type='application/javascript';
  2710.     script.textContent=code;
  2711.     document.body.appendChild(script);
  2712.     document.body.removeChild(script);
  2713.   }    
  2714.   
  2715.   function debug(str) {
  2716.     var debugElem=document.getElementById(DEBUG_ID);
  2717.     if (!debugElem) {
  2718.       debugElem=createHiddenElem('div', DEBUG_ID);
  2719.     }
  2720.     debugElem.appendChild(document.createTextNode(str+' '));
  2721.   }
  2722.   
  2723.   function createHiddenElem(tag, id) {
  2724.     var elem=document.createElement(tag);
  2725.     elem.setAttribute('id', id);
  2726.     elem.setAttribute('style', 'display:none;');
  2727.     document.body.appendChild(elem);
  2728.     return elem;
  2729.   }
  2730.   
  2731.   function fixTranslations(language, textDirection) {  
  2732.     if (/^af|bg|bn|ca|cs|de|el|es|et|eu|fa|fi|fil|fr|gl|hi|hr|hu|id|it|iw|kn|lv|lt|ml|mr|ms|nl|pl|ro|ru|sl|sk|sr|sw|ta|te|th|uk|ur|vi|zu$/.test(language)) { // fix international UI
  2733.       var likeButton=document.getElementById('watch-like');
  2734.       if (likeButton) {
  2735.         var spanElements=likeButton.getElementsByClassName('yt-uix-button-content');
  2736.         if (spanElements) {
  2737.           spanElements[0].style.display='none'; // hide like text
  2738.         }
  2739.       }
  2740.       var marginPixels=10;
  2741.       if (/^bg|ca|cs|el|eu|hr|it|ml|ms|pl|sl|sw|te$/.test(language)) {
  2742.         marginPixels=1;
  2743.       }
  2744.       injectStyle('#watch7-secondary-actions .yt-uix-button{margin-'+textDirection+':'+marginPixels+'px!important}');
  2745.     }
  2746.   }
  2747.   
  2748.   function findMatch(text, regexp) {
  2749.     var matches=text.match(regexp);
  2750.     return (matches)?matches[1]:null;
  2751.   }
  2752.   
  2753.   function isString(s) {
  2754.     return (typeof s==='string' || s instanceof String);
  2755.   }
  2756.     
  2757.   function isInteger(n) {
  2758.     return (typeof n==='number' && n%1==0);
  2759.   }
  2760.   
  2761.   function getPref(name) { // cross-browser GM_getValue
  2762.     var a='', b='';
  2763.     try {a=typeof GM_getValue.toString; b=GM_getValue.toString()} catch(e){}    
  2764.     if (typeof GM_getValue === 'function' && 
  2765.     (a === 'undefined' || b.indexOf('not supported') === -1)) {
  2766.       return GM_getValue(name, null); // Greasemonkey, Tampermonkey, Firefox extension
  2767.     } else {
  2768.         var ls=null;
  2769.         try {ls=window.localStorage||null} catch(e){}
  2770.         if (ls) {
  2771.           return ls.getItem(name); // Chrome script, Opera extensions
  2772.         }
  2773.     }
  2774.     return;
  2775.   }
  2776.   
  2777.   function setPref(name, value) { //  cross-browser GM_setValue
  2778.     var a='', b='';
  2779.     try {a=typeof GM_setValue.toString; b=GM_setValue.toString()} catch(e){}    
  2780.     if (typeof GM_setValue === 'function' && 
  2781.     (a === 'undefined' || b.indexOf('not supported') === -1)) {
  2782.       GM_setValue(name, value); // Greasemonkey, Tampermonkey, Firefox extension
  2783.     } else {
  2784.         var ls=null;
  2785.         try {ls=window.localStorage||null} catch(e){}
  2786.         if (ls) {
  2787.           return ls.setItem(name, value); // Chrome script, Opera extensions
  2788.         }
  2789.     }
  2790.   }
  2791.   
  2792.   function crossXmlHttpRequest(details) { // cross-browser GM_xmlhttpRequest
  2793.     if (typeof GM_xmlhttpRequest === 'function') { // Greasemonkey, Tampermonkey, Firefox extension, Chrome script
  2794.       GM_xmlhttpRequest(details);
  2795.     } else if (typeof window.opera !== 'undefined' && window.opera && typeof opera.extension !== 'undefined' && 
  2796.                typeof opera.extension.postMessage !== 'undefined') { // Opera 12 extension
  2797.         var index=operaTable.length;
  2798.         opera.extension.postMessage({'action':'xhr-'+index, 'url':details.url, 'method':details.method});
  2799.         operaTable[index]=details;
  2800.     } else if (typeof window.opera === 'undefined' && typeof XMLHttpRequest === 'function') { // Opera 15+ extension
  2801.         var xhr=new XMLHttpRequest();
  2802.         xhr.onreadystatechange = function() {
  2803.           if (xhr.readyState == 4) {
  2804.             if (details['onload']) {
  2805.               details['onload'](xhr);
  2806.             }
  2807.           }
  2808.         }
  2809.         xhr.open(details.method, details.url, true);
  2810.         xhr.send();
  2811.     }
  2812.   }
  2813.    
  2814.   function addFileSize(url, format) {
  2815.   
  2816.     function updateVideoLabel(size, format) {
  2817.       var elem=document.getElementById(LISTITEM_ID+format);
  2818.       if (elem) {
  2819.         size=parseInt(size,10);
  2820.         if (size>=1073741824) {
  2821.           size=parseFloat((size/1073741824).toFixed(1))+' GB';
  2822.         } else if (size>=1048576) {
  2823.           size=parseFloat((size/1048576).toFixed(1))+' MB';
  2824.         } else {
  2825.           size=parseFloat((size/1024).toFixed(1))+' KB';
  2826.         }
  2827.         if (elem.childNodes.length>1) {
  2828.             elem.lastChild.nodeValue=' ('+size+')';
  2829.         } else if (elem.childNodes.length==1) {
  2830.             elem.appendChild(document.createTextNode(' ('+size+')'));
  2831.         }
  2832.       }
  2833.     }
  2834.         
  2835.     var matchSize=findMatch(url, /[&\?]clen=([0-9]+)&/i);
  2836.     if (matchSize) {
  2837.       updateVideoLabel(matchSize, format);
  2838.     } else {
  2839.       try {
  2840.         crossXmlHttpRequest({
  2841.           method:'HEAD',
  2842.           url:url,
  2843.           onload:function(response) {
  2844.             if (response.readyState == 4 && response.status == 200) { // add size
  2845.               var size=0;
  2846.               if (typeof response.getResponseHeader === 'function') {
  2847.                 size=response.getResponseHeader('Content-length');
  2848.               } else if (response.responseHeaders) {
  2849.                   var regexp = new RegExp('^Content\-length: (.*)$','im');
  2850.                   var match = regexp.exec(response.responseHeaders);
  2851.                   if (match) {
  2852.                     size=match[1];
  2853.                   }
  2854.               }
  2855.               if (size) {
  2856.                 updateVideoLabel(size, format);
  2857.               }
  2858.             }
  2859.           }
  2860.         });
  2861.       } catch(e) { }
  2862.     }
  2863.   }
  2864.   
  2865.   function findSignatureCode(sourceCode) {
  2866.     debug('DYVAM - Info: signature start '+getPref(STORAGE_CODE));
  2867.     var signatureFunctionName = 
  2868.     findMatch(sourceCode, 
  2869.     /\.set\s*\("signature"\s*,\s*([a-zA-Z0-9_$][\w$]*)\(/)
  2870.     || findMatch(sourceCode, 
  2871.     /\.sig\s*\|\|\s*([a-zA-Z0-9_$][\w$]*)\(/)
  2872.     || findMatch(sourceCode, 
  2873.     /\.signature\s*=\s*([a-zA-Z_$][\w$]*)\([a-zA-Z_$][\w$]*\)/); //old
  2874.     if (signatureFunctionName == null) return setPref(STORAGE_CODE, 'error');
  2875.     signatureFunctionName=signatureFunctionName.replace('$','\\$');    
  2876.     var regCode = new RegExp(signatureFunctionName + '\\s*=\\s*function' +
  2877.     '\\s*\\([\\w$]*\\)\\s*{[\\w$]*=[\\w$]*\\.split\\(""\\);\n*(.+);return [\\w$]*\\.join');
  2878.     var regCode2 = new RegExp('function \\s*' + signatureFunctionName +
  2879.     '\\s*\\([\\w$]*\\)\\s*{[\\w$]*=[\\w$]*\\.split\\(""\\);\n*(.+);return [\\w$]*\\.join');    
  2880.     var functionCode = findMatch(sourceCode, regCode) || findMatch(sourceCode, regCode2);
  2881.     debug('DYVAM - Info: signaturefunction ' + signatureFunctionName + ' -- ' + functionCode);            
  2882.     if (functionCode == null) return setPref(STORAGE_CODE, 'error');
  2883.     
  2884.     var reverseFunctionName = findMatch(sourceCode, 
  2885.     /([\w$]*)\s*:\s*function\s*\(\s*[\w$]*\s*\)\s*{\s*(?:return\s*)?[\w$]*\.reverse\s*\(\s*\)\s*}/);
  2886.     debug('DYVAM - Info: reversefunction ' + reverseFunctionName);
  2887.     if (reverseFunctionName) reverseFunctionName=reverseFunctionName.replace('$','\\$');        
  2888.     var sliceFunctionName = findMatch(sourceCode, 
  2889.     /([\w$]*)\s*:\s*function\s*\(\s*[\w$]*\s*,\s*[\w$]*\s*\)\s*{\s*(?:return\s*)?[\w$]*\.(?:slice|splice)\(.+\)\s*}/);
  2890.     debug('DYVAM - Info: slicefunction ' + sliceFunctionName);
  2891.     if (sliceFunctionName) sliceFunctionName=sliceFunctionName.replace('$','\\$');    
  2892.     
  2893.     var regSlice = new RegExp('\\.(?:'+'slice'+(sliceFunctionName?'|'+sliceFunctionName:'')+
  2894.     ')\\s*\\(\\s*(?:[a-zA-Z_$][\\w$]*\\s*,)?\\s*([0-9]+)\\s*\\)'); // .slice(5) sau .Hf(a,5)
  2895.     var regReverse = new RegExp('\\.(?:'+'reverse'+(reverseFunctionName?'|'+reverseFunctionName:'')+
  2896.     ')\\s*\\([^\\)]*\\)');  // .reverse() sau .Gf(a,45)
  2897.     var regSwap = new RegExp('[\\w$]+\\s*\\(\\s*[\\w$]+\\s*,\\s*([0-9]+)\\s*\\)');
  2898.     var regInline = new RegExp('[\\w$]+\\[0\\]\\s*=\\s*[\\w$]+\\[([0-9]+)\\s*%\\s*[\\w$]+\\.length\\]');
  2899.     var functionCodePieces=functionCode.split(';');
  2900.     var decodeArray=[];
  2901.     for (var i=0; i<functionCodePieces.length; i++) {
  2902.       functionCodePieces[i]=functionCodePieces[i].trim();
  2903.       var codeLine=functionCodePieces[i];
  2904.       if (codeLine.length>0) {
  2905.         var arrSlice=codeLine.match(regSlice);
  2906.         var arrReverse=codeLine.match(regReverse);
  2907.         debug(i+': '+codeLine+' --'+(arrSlice?' slice length '+arrSlice.length:'') +' '+(arrReverse?'reverse':''));
  2908.         if (arrSlice && arrSlice.length >= 2) { // slice
  2909.         var slice=parseInt(arrSlice[1], 10);
  2910.         if (isInteger(slice)){ 
  2911.           decodeArray.push(-slice);
  2912.         } else return setPref(STORAGE_CODE, 'error');
  2913.       } else if (arrReverse && arrReverse.length >= 1) { // reverse
  2914.         decodeArray.push(0);
  2915.       } else if (codeLine.indexOf('[0]') >= 0) { // inline swap
  2916.           if (i+2<functionCodePieces.length &&
  2917.           functionCodePieces[i+1].indexOf('.length') >= 0 &&
  2918.           functionCodePieces[i+1].indexOf('[0]') >= 0) {
  2919.             var inline=findMatch(functionCodePieces[i+1], regInline);
  2920.             inline=parseInt(inline, 10);
  2921.             decodeArray.push(inline);
  2922.             i+=2;
  2923.           } else return setPref(STORAGE_CODE, 'error');
  2924.       } else if (codeLine.indexOf(',') >= 0) { // swap
  2925.         var swap=findMatch(codeLine, regSwap);      
  2926.         swap=parseInt(swap, 10);
  2927.         if (isInteger(swap) && swap>0){
  2928.           decodeArray.push(swap);
  2929.         } else return setPref(STORAGE_CODE, 'error');
  2930.       } else return setPref(STORAGE_CODE, 'error');
  2931.       }
  2932.     }
  2933.     
  2934.     if (decodeArray) {
  2935.       setPref(STORAGE_URL, scriptURL);
  2936.       setPref(STORAGE_CODE, decodeArray.toString());
  2937.       DECODE_RULE=decodeArray;
  2938.       debug('DYVAM - Info: signature '+decodeArray.toString()+' '+scriptURL);
  2939.       // update download links and add file sizes
  2940.       for (var i=0;i<downloadCodeList.length;i++) {        
  2941.         var elem=document.getElementById(LISTITEM_ID+downloadCodeList[i].format);
  2942.         var url=downloadCodeList[i].url;
  2943.         var sig=downloadCodeList[i].sig;
  2944.         if (elem && url && sig) {
  2945.           url=url.replace(/\&signature=[\w\.]+/, '&signature='+decryptSignature(sig));
  2946.           elem.parentNode.setAttribute('href', url);
  2947.           addFileSize(url, downloadCodeList[i].format);
  2948.         }
  2949.       }
  2950.     }
  2951.   }
  2952.   
  2953.   function isValidSignatureCode(arr) { // valid values: '5,-3,0,2,5', 'error'
  2954.     if (!arr) return false;
  2955.     if (arr=='error') return true;
  2956.     arr=arr.split(',');
  2957.     for (var i=0;i<arr.length;i++) {
  2958.       if (!isInteger(parseInt(arr[i],10))) return false;
  2959.     }
  2960.     return true;
  2961.   }
  2962.   
  2963.   function fetchSignatureScript(scriptURL) {
  2964.     var storageURL=getPref(STORAGE_URL);
  2965.     var storageCode=getPref(STORAGE_CODE);
  2966.     if (!(/,0,|^0,|,0$|\-/.test(storageCode))) storageCode=null; // hack for only positive items
  2967.     if (storageCode && isValidSignatureCode(storageCode) && storageURL &&
  2968.         scriptURL.replace(/^https?/i,'')==storageURL.replace(/^https?/i,'')) return;
  2969.     try {
  2970.       debug('DYVAM fetch '+scriptURL);
  2971.       isSignatureUpdatingStarted=true;    
  2972.       crossXmlHttpRequest({
  2973.         method:'GET',
  2974.         url:scriptURL,
  2975.         onload:function(response) {
  2976.           debug('DYVAM fetch status '+response.status);
  2977.           if (response.readyState === 4 && response.status === 200 && response.responseText) {
  2978.             findSignatureCode(response.responseText);
  2979.           }
  2980.         } 
  2981.       });
  2982.     } catch(e) { }
  2983.   }
  2984.   
  2985.   function getDecodeRules(rules) {
  2986.     var storageCode=getPref(STORAGE_CODE);    
  2987.     if (storageCode && storageCode!='error' && isValidSignatureCode(storageCode)) {
  2988.       var arr=storageCode.split(',');
  2989.       for (var i=0; i<arr.length; i++) {
  2990.         arr[i]=parseInt(arr[i], 10);
  2991.       }
  2992.       rules=arr;
  2993.       debug('DYVAM - Info: signature '+arr.toString()+' '+scriptURL);
  2994.     }
  2995.     return rules;
  2996.   }
  2997.   
  2998.   function decryptSignature(sig) {
  2999.     function swap(a,b){var c=a[0];a[0]=a[b%a.length];a[b]=c;return a};
  3000.     function decode(sig, arr) { // encoded decryption
  3001.       if (!isString(sig)) return null;
  3002.       var sigA=sig.split('');
  3003.       for (var i=0;i<arr.length;i++) {
  3004.         var act=arr[i];
  3005.         if (!isInteger(act)) return null;
  3006.         sigA=(act>0)?swap(sigA, act):((act==0)?sigA.reverse():sigA.slice(-act));
  3007.       }
  3008.       var result=sigA.join('');
  3009.       return result;
  3010.     }
  3011.     
  3012.     if (sig==null) return '';    
  3013.     var arr=DECODE_RULE;
  3014.     if (arr) {
  3015.       var sig2=decode(sig, arr);
  3016.       if (sig2) return sig2;
  3017.     } else {
  3018.       setPref(STORAGE_URL, '');
  3019.       setPref(STORAGE_CODE, '');
  3020.     }
  3021.     return sig; 
  3022.   }  
  3023.       
  3024.   }
  3025.  
  3026. })();

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