1 files changed, 66 insertions, 0 deletions
diff --git a/toolkit/components/search/current/nsSidebar.js b/toolkit/components/search/current/nsSidebar.js
new file mode 100644
index 000000000..63976cba7
--- /dev/null
+++ b/toolkit/components/search/current/nsSidebar.js
@@ -0,0 +1,66 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
+/* 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/. */
+
+const { interfaces: Ci, utils: Cu } = Components;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+// File extension for Sherlock search plugin description files
+const SHERLOCK_FILE_EXT_REGEXP = /\.src$/i;
+
+function nsSidebar() {
+}
+
+nsSidebar.prototype = {
+  init: function(window) {
+    this.window = window;
+    try {
+      this.mm = window.QueryInterface(Ci.nsIInterfaceRequestor)
+                      .getInterface(Ci.nsIDocShell)
+                      .QueryInterface(Ci.nsIInterfaceRequestor)
+                      .getInterface(Ci.nsIContentFrameMessageManager);
+    } catch (e) {
+      Cu.reportError(e);
+    }
+  },
+
+  // Deprecated, only left here to avoid breaking old browser-detection scripts.
+  addSearchEngine: function(engineURL, iconURL, suggestedTitle, suggestedCategory) {
+    if (SHERLOCK_FILE_EXT_REGEXP.test(engineURL)) {
+      Cu.reportError("Installing Sherlock search plugins is no longer supported.");
+      return;
+    }
+
+    this.AddSearchProvider(engineURL);
+  },
+
+  // This function implements window.external.AddSearchProvider().
+  // The capitalization, although nonstandard here, is to match other browsers'
+  // APIs and is therefore important.
+  AddSearchProvider: function(engineURL) {
+    if (!this.mm) {
+      Cu.reportError(`Installing a search provider from this context is not currently supported: ${Error().stack}.`);
+      return;
+    }
+
+    this.mm.sendAsyncMessage("Search:AddEngine", {
+      pageURL: this.window.document.documentURIObject.spec,
+      engineURL
+    });
+  },
+
+  // This function exists to implement window.external.IsSearchProviderInstalled(),
+  // for compatibility with other browsers.  The function has been deprecated
+  // and so will not be implemented.
+  IsSearchProviderInstalled: function(engineURL) {
+    return 0;
+  },
+
+  classID: Components.ID("{22117140-9c6e-11d3-aaf1-00805f8a4905}"),
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports,
+                                         Ci.nsIDOMGlobalPropertyInitializer])
+}
+
+this.NSGetFactory = XPCOMUtils.generateNSGetFactory([nsSidebar]);