From f9cab004186edb425a9b88ad649726605080a17c Mon Sep 17 00:00:00 2001
From: Thomas Groman <tgroman@nuegia.net>
Date: Mon, 20 Apr 2020 20:49:37 -0700
Subject: move browser to webbrowser/

---
 webbrowser/components/nsAboutRedirector.js | 114 +++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 webbrowser/components/nsAboutRedirector.js

(limited to 'webbrowser/components/nsAboutRedirector.js')

diff --git a/webbrowser/components/nsAboutRedirector.js b/webbrowser/components/nsAboutRedirector.js
new file mode 100644
index 0000000..4d99a78
--- /dev/null
+++ b/webbrowser/components/nsAboutRedirector.js
@@ -0,0 +1,114 @@
+/* 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/. */
+
+var Ci = Components.interfaces;
+var Cr = Components.results;
+var Cu = Components.utils;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+
+// See: netwerk/protocol/about/nsIAboutModule.idl
+const URI_SAFE_FOR_UNTRUSTED_CONTENT  = Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT;
+const ALLOW_SCRIPT                    = Ci.nsIAboutModule.ALLOW_SCRIPT;
+const HIDE_FROM_ABOUTABOUT            = Ci.nsIAboutModule.HIDE_FROM_ABOUTABOUT;
+const MAKE_LINKABLE                   = Ci.nsIAboutModule.MAKE_LINKABLE;
+
+function AboutRedirector() {}
+AboutRedirector.prototype = {
+  classDescription: "Browser about: Redirector",
+  classID: Components.ID("{8cc51368-6aa0-43e8-b762-bde9b9fd828c}"),
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIAboutModule]),
+
+  // Each entry in the map has the key as the part after the "about:" and the
+  // value as a record with url and flags entries. Note that each addition here
+  // should be coupled with a corresponding addition in BrowserComponents.manifest.
+  _redirMap: {
+    "certerror": {
+      url: "chrome://browser/content/certerror/aboutCertError.xhtml",
+      flags: (URI_SAFE_FOR_UNTRUSTED_CONTENT | ALLOW_SCRIPT | HIDE_FROM_ABOUTABOUT)
+    },
+    "downloads": {
+      url: "chrome://browser/content/downloads/contentAreaDownloadsView.xul",
+      flags: ALLOW_SCRIPT
+    },
+    "feeds": {
+      url: "chrome://browser/content/feeds/subscribe.xhtml",
+      flags: (URI_SAFE_FOR_UNTRUSTED_CONTENT | ALLOW_SCRIPT | HIDE_FROM_ABOUTABOUT)
+    },
+    "home": {
+      url: "chrome://browser/content/abouthome/aboutHome.xhtml",
+      flags: (URI_SAFE_FOR_UNTRUSTED_CONTENT | MAKE_LINKABLE | ALLOW_SCRIPT)
+    },
+    "newtab": {
+      url: "chrome://browser/content/newtab/newTab.xhtml",
+      flags: ALLOW_SCRIPT
+    },
+    "palemoon": {
+      url: "chrome://browser/content/palemoon.xhtml",
+      flags: (URI_SAFE_FOR_UNTRUSTED_CONTENT | HIDE_FROM_ABOUTABOUT)
+    },
+    "permissions": {
+      url: "chrome://browser/content/permissions/aboutPermissions.xul",
+      flags: ALLOW_SCRIPT
+    },
+    "privatebrowsing": {
+      url: "chrome://browser/content/aboutPrivateBrowsing.xhtml",
+      flags: ALLOW_SCRIPT
+    },
+    "rights": {
+      url: "chrome://global/content/aboutRights.xhtml",
+      flags: (URI_SAFE_FOR_UNTRUSTED_CONTENT | MAKE_LINKABLE | ALLOW_SCRIPT)
+    },
+    "sessionrestore": {
+      url: "chrome://browser/content/aboutSessionRestore.xhtml",
+      flags: ALLOW_SCRIPT
+    },
+#ifdef MOZ_SERVICES_SYNC
+    "sync-progress": {
+      url: "chrome://browser/content/sync/progress.xhtml",
+      flags: ALLOW_SCRIPT
+    },
+    "sync-tabs": {
+      url: "chrome://browser/content/sync/aboutSyncTabs.xul",
+      flags: ALLOW_SCRIPT
+    },
+#endif
+  },
+
+  /**
+   * Gets the module name from the given URI.
+   */
+  _getModuleName: function AboutRedirector__getModuleName(aURI) {
+    // Strip out the first ? or #, and anything following it
+    let name = (/[^?#]+/.exec(aURI.path))[0];
+    return name.toLowerCase();
+  },
+
+  getURIFlags: function(aURI) {
+    let name = this._getModuleName(aURI);
+    if (!(name in this._redirMap))
+      throw Cr.NS_ERROR_ILLEGAL_VALUE;
+    return this._redirMap[name].flags;
+  },
+
+  newChannel: function(aURI, aLoadInfo) {
+    let name = this._getModuleName(aURI);
+    if (!(name in this._redirMap))
+      throw Cr.NS_ERROR_ILLEGAL_VALUE;
+
+    let newURI = Services.io.newURI(this._redirMap[name].url, null, null);
+    let channel = Services.io.newChannelFromURIWithLoadInfo(newURI, aLoadInfo);
+    channel.originalURI = aURI;
+
+    if (this._redirMap[name].flags & Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT) {
+      let principal = Services.scriptSecurityManager.getNoAppCodebasePrincipal(aURI);
+      channel.owner = principal;
+    }
+
+    return channel;
+  }
+};
+
+var NSGetFactory = XPCOMUtils.generateNSGetFactory([AboutRedirector]);
-- 
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