1 files changed, 83 insertions, 0 deletions
diff --git a/comm/mailnews/jsaccount/modules/JaBaseUrl.jsm b/comm/mailnews/jsaccount/modules/JaBaseUrl.jsm
new file mode 100644
index 0000000000..03f2a851d3
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+++ b/comm/mailnews/jsaccount/modules/JaBaseUrl.jsm
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+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80 filetype=javascript: */
+/* 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 EXPORTED_SYMBOLS = ["JaBaseUrlProperties", "JaBaseUrl"];
+
+const { JSAccountUtils } = ChromeUtils.import(
+  "resource:///modules/jsaccount/JSAccountUtils.jsm"
+);
+
+// A partial JavaScript implementation of the base server methods.
+
+const JaBaseUrlProperties = {
+  // The CPP object that delegates to CPP or JS.
+  baseContractID: "@mozilla.org/jacppurldelegator;1",
+
+  // Interfaces implemented by the base CPP version of this object.
+  baseInterfaces: [
+    Ci.nsIURI,
+    Ci.nsIURL,
+    Ci.nsIMsgMailNewsUrl,
+    Ci.nsIMsgMessageUrl,
+    Ci.msgIOverride,
+    Ci.nsISupports,
+    Ci.nsIInterfaceRequestor,
+  ],
+  // Don't pass Ci.nsISupports to generateQI().
+  baseInterfacesQI: [
+    Ci.nsIURI,
+    Ci.nsIURL,
+    Ci.nsIMsgMailNewsUrl,
+    Ci.nsIMsgMessageUrl,
+    Ci.msgIOverride,
+    Ci.nsIInterfaceRequestor,
+  ],
+
+  // We don't typically define this as a creatable component, but if we do use
+  // these. Subclasses for particular account types require these defined for
+  // that type.
+  contractID: "@mozilla.org/jsaccount/jaurl;1",
+  classID: Components.ID("{1E7B42CA-E6D9-408F-A4E4-8D2F82AECBBD}"),
+};
+
+// Typical boilerplate to include in all implementations.
+function JaBaseUrl(aDelegator, aBaseInterfaces) {
+  // Object delegating method calls to the appropriate XPCOM object.
+  // Weak because it owns us.
+  this._delegatorWeak = Cu.getWeakReference(aDelegator);
+
+  // Base implementation of methods with no overrides.
+  this.cppBase = aDelegator.cppBase;
+
+  // cppBase class sees all interfaces
+  aBaseInterfaces.forEach(iface => this.cppBase instanceof iface);
+}
+
+// Typical boilerplate to include in all implementations.
+JaBaseUrl.prototype = {
+  __proto__: JSAccountUtils.makeCppDelegator(JaBaseUrlProperties),
+
+  // Flag this item as CPP needs to delegate to JS.
+  _JsPrototypeToDelegate: true,
+
+  // QI to the interfaces.
+  QueryInterface: ChromeUtils.generateQI(JaBaseUrlProperties.baseInterfacesQI),
+
+  // Used to access an instance as JS, bypassing XPCOM.
+  get wrappedJSObject() {
+    return this;
+  },
+
+  // Accessor to the weak cpp delegator.
+  get delegator() {
+    return this._delegatorWeak.get();
+  },
+
+  // Dynamically-generated list of delegate methods.
+  delegateList: null,
+
+  // Implementation in JS  (if any) of methods in XPCOM interfaces.
+};