Greasy Fork is available in English.

Disable YouTube Video Ads

Disable YouTube video & screen based ads at home page, and right before or in the middle of the main video playback. Also disable YouTube's anti-adblocker popup dialog. For new YouTube layout (Polymer) only.

このスクリプトの質問や評価の投稿はこちら通報はこちらへお寄せください。
// ==UserScript==
// @name        Disable YouTube Video Ads
// @namespace   DisableYouTubeVideoAds
// @version     1.5.42
// @license     AGPLv3
// @author      jcunews
// @description Disable YouTube video & screen based ads at home page, and right before or in the middle of the main video playback. Also disable YouTube's anti-adblocker popup dialog. For new YouTube layout (Polymer) only.
// @website     https://greasyfork.org/en/users/85671-jcunews
// @include     https://www.youtube.com/*
// @grant       unsafeWindow
// @run-at      document-start
// ==/UserScript==

((window, disableAnnotations, fn) => {
  //===== CONFIG BEGIN =====
  disableAnnotations = true;
  //===== CONFIG END =====

  fn = (a, ipse, haia, hca, rpo, et) => {

    if ((a = document.scripts[document.scripts.length - 1]) && (a.id === "dyvaUjs")) a.remove();

    et = document.styleSheetSetsz ? "beforescriptexecute" : false; //Firefox workaround

    JSON.parse_dyva = JSON.parse;
    JSON.parse = function(a) {
      var m, z;
      if (rpo) {
        a = rpo; //JSON.parse_dyva(a); //from xhr/fetch
        try {
          if (a.forEach) {
            a.forEach((p, a) => {
              if (p.player && p.player.args && (p.player.args.raw_player_response || p.player.args.player_response)) {
                patchPlayerResponse(a = p.player_response_);
                if (p.player.args.raw_player_response) {
                  p.raw_player_response = JSON.stringify(a)
                } else p.player_response = JSON.stringify(a)
              } else if (p.playerResponse) {
                patchPlayerResponse(p.playerResponse);
              }
            });
          } else patchPlayerResponse(a);
        } catch(z) {}
        rpo = null;
      } else if ((a = JSON.parse_dyva(a)).playerResponse) patchPlayerResponse(a.playerResponse);
      return a;
    };

    var ftc = window.fetch_dyva = window.fetch;
    window.fetch = function(u) {
      if (u) {
        if (u.substr && /\/v1\/player\/ad_break/.test(u)) return new Promise(() => {});
        if (u.url && u.url.substr && /\/v1\/player\/ad_break/.test(u.url)) return new Promise(() => {});
      }
      return ftc.apply(this, arguments);
    };

    var rj = Response.prototype.json_dyva = Response.prototype.json;
    Response.prototype.json = function() {
      var rs = this, p = rj.apply(this, arguments), pt = p.then;
      p.then = function(fn) {
        var fn_ = fn;
        fn = function(j) {
          if (/\/v1\/player\?/.test(rs.url)) rpo = j;
          if ("function" === typeof fn_) return fn_.apply(this, arguments);
        };
        return pt.apply(this, arguments);
      };
      return p;
    };
    var rt = Response.prototype.text;
    Response.prototype.text = function() {
      var rs = this, p = rt.apply(this, arguments), pt = p.then;
      p.then = function(fn) {
        var fn_ = fn;
        fn = function(t) {
          if (/\/v1\/player\?/.test(rs.url)) rpo = JSON.parse_dyva(t);
          if ("function" === typeof fn_) return fn_.apply(this, arguments);
        };
        return pt.apply(this, arguments);
      };
      return p;
    };

    window.XMLHttpRequest.prototype.open_dyva = window.XMLHttpRequest.prototype.open;
    window.XMLHttpRequest.prototype.open = function(mtd, url) {
      if (!(/get_midroll_info/).test(url) && !((/^\/watch/).test(location.pathname) && (/get_video_info/).test(url))) {
        this.url_dyva = url;
        return this.open_dyva.apply(this, arguments);
      }
    };
    window.XMLHttpRequest.prototype.addEventListener_dyva = window.XMLHttpRequest.prototype.addEventListener;
    window.XMLHttpRequest.prototype.addEventListener = function(typ, fn) {
      if (typ === "readystatechange") {
        var f = fn;
        fn = function() {
          var z;
          if (this.readyState === 4) {
            if (this.url_dyva?.includes("youtubei/v1/player")) {
              rpo = JSON.parse_dyva(this.responseText);
              try {
                patchPlayerResponse(rpo);
              } catch(z) {}
            } else if ((/\/watch\?|get_video_info/).test(this.url_dyva)) {
              rpo = JSON.parse_dyva(this.responseText);
              try {
                rpo.forEach(p => {
                  if (p.player && p.player.args && (p.player.args.raw_player_response || p.player.args.player_response)) {
                    p.playerResponse_ = JSON.parse_dyva(p.player.args.raw_player_response || p.player.args.player_response);
                    if (p.playerResponse_.playabilityStatus && (p.playerResponse_.playabilityStatus.status === "LOGIN_REQUIRED")) {
                      nav.navigate({commandMetadata: {webCommandMetadata: {url: location.href, webPageType: "WEB_PAGE_TYPE_BROWSE"}}}, false);
                      return;
                    }
                    patchPlayerResponse(p.playerResponse_);
                    if (p.player.args.raw_player_response) {
                      p.player.args.raw_player_response = JSON.stringify(p.playerResponse_)
                    } else p.player.args.player_response = JSON.stringify(p.playerResponse_)
                  } else if (p.playerResponse) {
                    patchPlayerResponse(p.playerResponse);
                  }
                });
              } catch(z) {}
            }
          }
          return f.apply(this, arguments);
        };
      }
      return this.addEventListener_dyva.apply(this, arguments);
    };

    window.Node.prototype.appendChild_dyva = window.Node.prototype.appendChild;
    window.Node.prototype.appendChild = function(node) {
      var a;
      if (!ipse && (a = document.querySelector('ytd-watch-flexy')) && (a = a.constructor.prototype) && a.isPlaShelfEnabled_) {
        a.isPlaShelfEnabled_ = () => false;
        ipse = true;
      }
      if ((!hca || !haia) && (a = document.querySelector('ytd-watch-next-secondary-results-renderer')) && (a = a.constructor.prototype)) {
        if (a.hasAllowedInstreamAd_ && !haia) {
          a.hasAllowedInstreamAd_ = () => false;
          haia = true;
        }
        if (a.hasCompanionAds_ && !hca) {
          a.hasCompanionAds_ = () => false;
          hca = true;
        }
      }
      if ((node.nodeType === Node.DOCUMENT_FRAGMENT_NODE) && Array.from(node.childNodes).some((n, i) => {
        if (n.id === "masthead-ad") {
          n.style.setProperty("display", "none", "important");
          //n.remove();
          return true;
        }
      })); //window.Node.prototype.appendChild = window.Node.prototype.appendChild_dyva;
      if (node.querySelector && (a = node.querySelector('.ytp-ad-skip-button'))) a.click();
      return this.appendChild_dyva.apply(this, arguments);
    };

    var to = {createHTML: s => s, createScript: s => s}, tp = window.trustedTypes?.createPolicy ? trustedTypes.createPolicy("", to) : to;
    var html = s => tp.createHTML(s), script = s => tp.createScript(s);

    function patchPlayerResponse(playerResponse, i) {
      delete playerResponse.adBreakHeartbeatParams;
      if (playerResponse.adPlacements) playerResponse.adPlacements = [];
      if (disableAnnotations) delete playerResponse.annotations;
      if (playerResponse.adSlots) playerResponse.adSlots = [];
      if (playerResponse.auxiliaryUi?.messageRenderers?.bkaEnforcementMessageViewModel) {
        delete playerResponse.auxiliaryUi.messageRenderers.bkaEnforcementMessageViewModel;
        if (!Object.keys(playerResponse.auxiliaryUi.messageRenderers).length) {
          delete playerResponse.auxiliaryUi.messageRenderers;
          if (!Object.keys(playerResponse.auxiliaryUi).length) delete playerResponse.auxiliaryUi
        }
        var vd = playerResponse.videoDetails;
        delete playerResponse.videoDetails;
        Object.defineProperty(playerResponse, "videoDetails", {
          get() {
            return vd
          },
          set(v) {
            if (this.playabilityStatus?.errorScreen) {
              delete this.playabilityStatus.errorScreen;
              this.playabilityStatus.status = "OK"
            }
            return v
          }
        });
      }
      if (playerResponse.messages) {
        for (i = playerResponse.messages.length - 1; i >= 0; i--) {
          if (playerResponse.messages[i].mealbarPromoRenderer) playerResponse.messages.splice(i, 1)
        }
      }
      if (playerResponse.playerAds) playerResponse.playerAds = [];
      if (playerResponse.playbackTracking) {
        delete playerResponse.playbackTracking.googleRemarketingUrl;
        delete playerResponse.playbackTracking.youtubeRemarketingUrl;
      }
    }

    function patchPlayerArgs(args, a) {
      if (args.ad_device) args.ad_device = "0";
      if (args.ad_flags) args.ad_flags = 0;
      if (args.ad_logging_flag) args.ad_logging_flag = "0";
      if (args.ad_preroll) args.ad_preroll = "0";
      if (args.ad_slots) delete args.ad_slots;
      if (args.ad_tag) delete args.ad_tag;
      if (args.ad3_module) args.ad3_module = "0";
      if (args.adsense_video_doc_id) delete args.adsense_video_doc_id;
      if (args.afv) args.afv = false;
      if (args.afv_ad_tag) delete args.afv_ad_tag;
      if (args.allow_html5_ads) args.allow_html5_ads = 0;
      if (args.csi_page_type) args.csi_page_type = args.csi_page_type.replace(/watch7ad/, "watch7");
      if (args.enable_csi) args.enable_csi = "0";
      if (args.pyv_ad_channel) delete args.pyv_ad_channel;
      if (args.show_pyv_in_related) args.show_pyv_in_related = false;
      if (args.vmap) delete args.vmap;
      if (args.raw_player_response) {
        patchPlayerResponse(a = args.raw_player_response.charAt ? JSON.parse_dyva(args.raw_player_response) : args.raw_player_response);
        if (args.raw_player_response.charAt) args.raw_player_response = JSON.stringify(a)
      } else if (args.player_response) {
        patchPlayerResponse(a = JSON.parse_dyva(args.player_response));
        args.player_response = JSON.stringify(a);
      }
    }

    function patchSpf() {
      if (window.spf && !spf.request_dyva) {
        spf.request_dyva = spf.request;
        spf.request = function(a, b) {
          if (b && b.onDone) {
            var onDone_ = b.onDone;
            b.onDone = function(response) {
              var a = response;
              if (a && (/\/watch\?/).test(a.url) && (a = a.response) && (a = a.parts)) {
                a.forEach((p, a) => {
                  if (p.player && p.player.args && (p.player.args.raw_player_response || p.player.args.player_response)) {
                    p = p.player.args;
                    patchPlayerResponse(a = JSON.parse_dyva(p.raw_player_response || p.player_response));
                    if (p.raw_player_response) {
                      p.raw_player_response = JSON.stringify(a)
                    } else p.player_response = JSON.stringify(a)
                  } else if (p.playerResponse) {
                    patchPlayerResponse(p.playerResponse);
                  }
                });
              }
              return onDone_.apply(this, arguments);
            };
          }
          return this.request_dyva.apply(this, arguments);
        };
        return;
      }
    }

    var ldh, docnt = 5 * 60;

    function do1(ev, a) {

      if ((a = document.scripts[document.scripts.length - 1]) && /"adPlacements"/.test(a.text)) {
        a.text = script(a.text.replace(/"adPlacements"/, '"adPlacements":[],"zadPlacements"'));
      }
      if (window.loadDataHook) {
        if (!window.loadDataHook.dyva) {
          ldh = window.loadDataHook;
          window.loadDataHook = function(ep, dt) {
            if (dt.playabilityStatus && (dt.playabilityStatus === "LOGIN_REQUIRED")) {
              location.href = location.href;
              throw "Ain't gonna login";
            }
            patchPlayerResponse(dt);
            return ldh.apply(this, arguments);
          };
          window.loadDataHook.dyva = true;
        }
      }
      if (window.ytcfg && window.ytcfg.set) {
        if (!window.ytcfg.set.dyva) {
          var ytcfgSet = window.ytcfg.set;
          window.ytcfg.set = function(ytConfig, ytValue){
            if (window.ytInitialPlayerResponse) {
              if (ytInitialPlayerResponse.playabilityStatus && (ytInitialPlayerResponse.playabilityStatus === "LOGIN_REQUIRED")) {
                location.href = location.href;
                throw "Ain't gonna login";
              }
              patchPlayerResponse(window.ytInitialPlayerResponse);
            }
            patchSpf();
            if (ytConfig) {
              var a;
              if (a = ytConfig.EXPERIMENT_FLAGS) {
                if (a.enable_auto_play_param_fix_for_masthead_ad) a.enable_auto_play_param_fix_for_masthead_ad = false;
                if (a.html5_check_both_ad_active_and_ad_info) a.html5_check_both_ad_active_and_ad_info = false;
                if (a.web_enable_ad_signals_in_it_context) a.web_enable_ad_signals_in_it_context = false;
              }
              if (ytConfig.SKIP_RELATED_ADS === false) ytConfig.SKIP_RELATED_ADS = true;
              if (ytConfig.TIMING_ACTION) ytConfig.TIMING_ACTION = ytConfig.TIMING_ACTION.replace(/watch7ad/, "watch7");
              if (a = ytConfig.TIMING_INFO) {
                if (a.yt_ad) a.yt_ad = 0;
                if (a.yt_ad_an) delete a.yt_ad_an;
                if (a.yt_ad_pr) a.yt_ad_pr = 0;
              }
              if (
                (a = ytConfig.WEB_PLAYER_CONTEXT_CONFIGS) && (a = a.WEB_PLAYER_CONTEXT_CONFIG_ID_KEVLAR_WATCH) &&
                a.serializedExperimentFlags && a.serializedExperimentFlags.replace
              ) {
                a.serializedExperimentFlags = a.serializedExperimentFlags.replace(
                  /([a-z][^=]+)=([^&]+)/g, (s, a, b) => {
                    switch (a) {
                      case "enable_ad_break_end_time_on_pacf_tvhtml5":
                      case "enable_auto_play_param_fix_for_masthead_ad":
                      case "html5_check_both_ad_active_and_ad_info": b = false; break;
                      case "web_enable_ad_signals_in_it_context":
                      case "web_player_gvi_wexit_adunit": b = false; break;
                    }
                    return a + "=" + b;
                  }
                );
              }
            }
            return ytcfgSet.apply(this, arguments);
          };
          window.ytcfg.set.dyva = true;
        }
      }
      if (window.yt) {
        if (window.yt.player && window.yt.player.Application) {
          if (window.yt.player.Application.create) {
            if (!window.yt.player.Application.create.dyva) {
              var ytPlayerApplicationCreate = window.yt.player.Application.create;
              window.yt.player.Application.create = function(id, ytPlayerConfig) {
                if ((id === "player-api") && ytPlayerConfig && ytPlayerConfig.args) {
                  if (ytPlayerConfig.args.raw_player_response) patchPlayerResponse(ytPlayerConfig.args.raw_player_response);
                  if (ytPlayerConfig.args.vmap) delete ytPlayerConfig.args.vmap;
                }
                return ytPlayerApplicationCreate.apply(this, arguments);
              };
              window.yt.player.Application.create.dyva = true;
            }
          }
          if (window.yt.player.Application.createAlternate) {
            if (!window.yt.player.Application.createAlternate.dyva) {
              var ytPlayerApplicationCreateAlternate = window.yt.player.Application.createAlternate;
              window.yt.player.Application.createAlternate = function(id, ytPlayerConfig) {
                if ((id === "player-api") && ytPlayerConfig && ytPlayerConfig.args) {
                  if (ytPlayerConfig.args.raw_player_response) patchPlayerResponse(ytPlayerConfig.args.raw_player_response);
                  if (ytPlayerConfig.args.vmap) delete ytPlayerConfig.args.vmap;
                }
                return ytPlayerApplicationCreateAlternate.apply(this, arguments);
              };
              window.yt.player.Application.createAlternate.dyva = true;
            }
          }
        }
        if (window.yt.setConfig) {
          if (!window.yt.setConfig.dyva) {
            var ytSetConfig = window.yt.setConfig;
            window.yt.setConfig = function(ytConfig){
              if (ytConfig && ytConfig.ADS_DATA) delete ytConfig.ADS_DATA;
              return ytSetConfig.apply(this, arguments);
            };
            window.yt.setConfig.dyva = true;
          }
        }
      }
      if (window.ytplayer && window.ytplayer.config && window.ytplayer.config.args) {
        if (!window.ytplayer.config.args.dvya) {
          patchPlayerArgs(window.ytplayer.config.args);
          window.ytplayer.config.args.dvya = true;
        }
      }
      if (document.readyState !== "complete") {
        if ((et === false) && (--docnt > 0)) requestAnimationFrame(do1)
      } else if (et !== false) removeEventListener(et, do1)
    }
    addEventListener(et, do1);
    do1();

    addEventListener("spfpartprocess", function(ev) { //old youtube
      if (ev.detail && ev.detail.part && ev.detail.part.data &&
          ev.detail.part.data.swfcfg && ev.detail.part.data.swfcfg.args) {
        patchPlayerArgs(ev.detail.part.data.swfcfg.args);
      }
    }, true);

    addEventListener("load", a => {
      if (!(a = window.ayvp_cssOverride)) {
        a = document.createElement("STYLE");
        a.id = "ayvp_cssOverride";
        a.innerHTML = html(`\
.html5-video-player>.ytp-suggested-action,
.video-ads{display:none!important}
.ytp-ad-overlay-open .caption-window.ytp-caption-window-bottom{margin-bottom:4em}
.ytp-autohide .caption-window.ytp-caption-window-bottom, .ytp-hide-controls .caption-window.ytp-caption-window-bottom{margin-bottom:0!important}`);
        document.documentElement.appendChild(a);
      }
      if (et === "message") {
        if (document.readyState !== "complete") {
          postMessage({});
        } else removeEventListener(et, do1);
      }
    });

    var dce = document.createElement;
    document.createElement = function(tag) {
      if ((tag === "meta") && window.ytInitialPlayerResponse && ytInitialPlayerResponse.adPlacements && ytInitialPlayerResponse.adPlacements.length) {
        patchPlayerResponse(window.ytInitialPlayerResponse)
      }
      return dce.apply(this, arguments)
    };
  };
  if (("object" === typeof GM_info) && ["FireMonkey", "Greasemonkey"].includes(GM_info.scriptHandler)) {
    //FireMonkey and new Greasemonkey workaround for compatibility with the original (unrestricted) Greasemonkey version.
    let e = document.createElement("SCRIPT");
    e.id = "dyvaUjs";
    e.text = "(" + fn + ")()";
    document.documentElement.appendChild(e);
  } else fn();

})(unsafeWindow);