From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 toolkit/modules/GMPExtractorWorker.js | 84 +++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 toolkit/modules/GMPExtractorWorker.js

(limited to 'toolkit/modules/GMPExtractorWorker.js')

diff --git a/toolkit/modules/GMPExtractorWorker.js b/toolkit/modules/GMPExtractorWorker.js
new file mode 100644
index 0000000000..e14b6c3b67
--- /dev/null
+++ b/toolkit/modules/GMPExtractorWorker.js
@@ -0,0 +1,84 @@
+/* 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/. */
+
+/* eslint-env mozilla/chrome-worker */
+
+"use strict";
+
+const FILE_ENTRY = "201: ";
+
+onmessage = async function (msg) {
+  try {
+    let extractedPaths = [];
+    // Construct a jar URI from the file URI so we can use the JAR URI scheme
+    // handling to navigate inside the zip file.
+    let jarPath = "jar:" + msg.data.zipURI + "!/";
+    let jarResponse = await fetch(jarPath);
+    let dirListing = await jarResponse.text();
+    let lines = dirListing.split("\n");
+    let reader = new FileReader();
+    for (let line of lines) {
+      if (!line.startsWith(FILE_ENTRY)) {
+        // Not a file entry, skip.
+        continue;
+      }
+      let lineSplits = line.split(" ");
+      let fileName = lineSplits[1];
+      // We don't need these types of files.
+      if (
+        fileName == "verified_contents.json" ||
+        fileName == "icon-128x128.png"
+      ) {
+        continue;
+      }
+      let filePath = jarPath + fileName;
+      let filePathResponse = await fetch(filePath);
+      let fileContents = await filePathResponse.blob();
+      let fileData = await new Promise(resolve => {
+        reader.onloadend = function () {
+          resolve(reader.result);
+        };
+        reader.readAsArrayBuffer(fileContents);
+      });
+      let installToDirPath = PathUtils.join(
+        await PathUtils.getProfileDir(),
+        ...msg.data.relativeInstallPath
+      );
+      await IOUtils.makeDirectory(installToDirPath);
+      // Do not extract into directories. Extract all files to the same
+      // directory.
+      let destPath = PathUtils.join(installToDirPath, fileName);
+      await IOUtils.write(destPath, new Uint8Array(fileData), {
+        tmpPath: destPath + ".tmp",
+      });
+      // Ensure files are writable and executable. Otherwise, we may be
+      // unable to execute or uninstall them.
+      await IOUtils.setPermissions(destPath, 0o700);
+      if (IOUtils.delMacXAttr) {
+        // If we're on MacOS Firefox will add the quarantine xattr to files it
+        // downloads. In this case we want to clear that xattr so we can load
+        // the CDM.
+        try {
+          await IOUtils.delMacXAttr(destPath, "com.apple.quarantine");
+        } catch (e) {
+          // Failed to remove the attribute. This could be because the profile
+          // exists on a file system without xattr support.
+          //
+          // Don't fail the extraction here, as in this case it's likely we
+          // didn't set quarantine on these files in the first place.
+        }
+      }
+      extractedPaths.push(destPath);
+    }
+    postMessage({
+      result: "success",
+      extractedPaths,
+    });
+  } catch (e) {
+    postMessage({
+      result: "fail",
+      exception: e.message,
+    });
+  }
+};
-- 
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