From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 browser/extensions/webcompat/shims/adnexus-ast.js | 210 ++++++++++++++++++++++
 1 file changed, 210 insertions(+)
 create mode 100644 browser/extensions/webcompat/shims/adnexus-ast.js

(limited to 'browser/extensions/webcompat/shims/adnexus-ast.js')

diff --git a/browser/extensions/webcompat/shims/adnexus-ast.js b/browser/extensions/webcompat/shims/adnexus-ast.js
new file mode 100644
index 0000000000..ae07fa6a03
--- /dev/null
+++ b/browser/extensions/webcompat/shims/adnexus-ast.js
@@ -0,0 +1,210 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/**
+ * Bug 1734130 - Shim AdNexus AST
+ *
+ * Some sites expect AST to successfully load, or they break.
+ * This shim mitigates that breakage.
+ */
+
+if (!window.apntag?.loaded) {
+  const anq = window.apntag?.anq || [];
+
+  const gTags = new Map();
+  const gAds = new Map();
+  const gEventHandlers = {};
+
+  const Ad = class {
+    adType = "banner";
+    auctionId = "-";
+    banner = {
+      width: 1,
+      height: 1,
+      content: "",
+      trackers: {
+        impression_urls: [],
+        video_events: {},
+      },
+    };
+    brandCategoryId = 0;
+    buyerMemberId = 0;
+    cpm = 0.1;
+    cpm_publisher_currency = 0.1;
+    creativeId = 0;
+    dealId = undefined;
+    height = 1;
+    mediaSubtypeId = 1;
+    mediaTypeId = 1;
+    publisher_currency_code = "US";
+    source = "-";
+    tagId = -1;
+    targetId = "";
+    width = 1;
+
+    constructor(tagId, targetId) {
+      this.tagId = tagId;
+      this.targetId = targetId;
+    }
+  };
+
+  const fireAdEvent = (type, adObj) => {
+    const { targetId } = adObj;
+    const handlers = gEventHandlers[type]?.[targetId];
+    if (!handlers) {
+      return Promise.resolve();
+    }
+    const evt = { adObj, type };
+    return new Promise(done => {
+      setTimeout(() => {
+        for (const cb of handlers) {
+          try {
+            cb(evt);
+          } catch (e) {
+            console.error(e);
+          }
+        }
+        done();
+      }, 1);
+    });
+  };
+
+  const refreshTag = targetId => {
+    const tag = gTags.get(targetId);
+    if (!tag) {
+      return;
+    }
+    if (!gAds.has(targetId)) {
+      gAds.set(targetId, new Ad(tag.tagId, targetId));
+    }
+    const adObj = gAds.get(targetId);
+    fireAdEvent("adRequested", adObj).then(() => {
+      // TODO: do some sites expect adAvailable+adLoaded instead of adNoBid?
+      fireAdEvent("adNoBid", adObj);
+    });
+  };
+
+  const off = (type, targetId, cb) => {
+    gEventHandlers[type]?.[targetId]?.delete(cb);
+  };
+
+  const on = (type, targetId, cb) => {
+    gEventHandlers[type] = gEventHandlers[type] || {};
+    gEventHandlers[type][targetId] =
+      gEventHandlers[type][targetId] || new Set();
+    gEventHandlers[type][targetId].add(cb);
+  };
+
+  const Tag = class {
+    static #nextId = 0;
+    debug = undefined;
+    displayed = false;
+    initialHeight = 1;
+    initialWidth = 1;
+    keywords = {};
+    member = 0;
+    showTagCalled = false;
+    sizes = [];
+    targetId = "";
+    utCalled = true;
+    utDivId = "";
+    utiframeId = "";
+    uuid = "";
+
+    constructor(raw) {
+      const { keywords, sizes, targetId } = raw;
+      this.tagId = Tag.#nextId++;
+      this.keywords = keywords || {};
+      this.sizes = sizes || [];
+      this.targetId = targetId || "";
+    }
+    modifyTag() {}
+    off(type, cb) {
+      off(type, this.targetId, cb);
+    }
+    on(type, cb) {
+      on(type, this.targetId, cb);
+    }
+    setKeywords(kw) {
+      this.keywords = kw;
+    }
+  };
+
+  window.apntag = {
+    anq,
+    attachClickTrackers() {},
+    checkAdAvailable() {},
+    clearPageTargeting() {},
+    clearRequest() {},
+    collapseAd() {},
+    debug: false,
+    defineTag(dfn) {
+      const { targetId } = dfn;
+      if (!targetId) {
+        return;
+      }
+      gTags.set(targetId, new Tag(dfn));
+    },
+    disableDebug() {},
+    dongle: undefined,
+    emitEvent(adObj, type) {
+      fireAdEvent(type, adObj);
+    },
+    enableCookieSet() {},
+    enableDebug() {},
+    fireImpressionTrackers() {},
+    getAdMarkup: () => "",
+    getAdWrap() {},
+    getAstVersion: () => "0.49.0",
+    getPageTargeting() {},
+    getTag(targetId) {
+      return gTags.get(targetId);
+    },
+    handleCb() {},
+    handleMediationBid() {},
+    highlightAd() {},
+    loaded: true,
+    loadTags() {
+      for (const tagName of gTags.keys()) {
+        refreshTag(tagName);
+      }
+    },
+    modifyTag() {},
+    notify() {},
+    offEvent(type, target, cb) {
+      off(type, target, cb);
+    },
+    onEvent(type, target, cb) {
+      on(type, target, cb);
+    },
+    recordErrorEvent() {},
+    refresh() {},
+    registerRenderer() {},
+    requests: {},
+    resizeAd() {},
+    setEndpoint() {},
+    setKeywords() {},
+    setPageOpts() {},
+    setPageTargeting() {},
+    setSafeFrameConfig() {},
+    setSizes() {},
+    showTag() {},
+  };
+
+  const push = function (fn) {
+    if (typeof fn === "function") {
+      try {
+        fn();
+      } catch (e) {
+        console.trace(e);
+      }
+    }
+  };
+
+  anq.push = push;
+
+  anq.forEach(push);
+}
-- 
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