1 files changed, 101 insertions, 0 deletions
diff --git a/comm/mail/components/activity/modules/alertHook.jsm b/comm/mail/components/activity/modules/alertHook.jsm
new file mode 100644
index 0000000000..b3083aef0a
--- /dev/null
+++ b/comm/mail/components/activity/modules/alertHook.jsm
@@ -0,0 +1,101 @@
+/* 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 = ["alertHook"];
+
+var nsActWarning = Components.Constructor(
+  "@mozilla.org/activity-warning;1",
+  "nsIActivityWarning",
+  "init"
+);
+
+const { MailServices } = ChromeUtils.import(
+  "resource:///modules/MailServices.jsm"
+);
+
+// This module provides a link between the send later service and the activity
+// manager.
+var alertHook = {
+  get activityMgr() {
+    delete this.activityMgr;
+    return (this.activityMgr = Cc["@mozilla.org/activity-manager;1"].getService(
+      Ci.nsIActivityManager
+    ));
+  },
+
+  get alertService() {
+    delete this.alertService;
+    return (this.alertService = Cc["@mozilla.org/alerts-service;1"].getService(
+      Ci.nsIAlertsService
+    ));
+  },
+
+  get brandShortName() {
+    delete this.brandShortName;
+    return (this.brandShortName = Services.strings
+      .createBundle("chrome://branding/locale/brand.properties")
+      .GetStringFromName("brandShortName"));
+  },
+
+  QueryInterface: ChromeUtils.generateQI(["nsIMsgUserFeedbackListener"]),
+
+  onAlert(aMessage, aUrl) {
+    // Create a new warning.
+    let warning = new nsActWarning(aMessage, this.activityMgr, "");
+
+    if (aUrl && aUrl.server && aUrl.server.prettyName) {
+      warning.groupingStyle = Ci.nsIActivity.GROUPING_STYLE_BYCONTEXT;
+      warning.contextType = "incomingServer";
+      warning.contextDisplayText = aUrl.server.prettyName;
+      warning.contextObj = aUrl.server;
+    } else {
+      warning.groupingStyle = Ci.nsIActivity.GROUPING_STYLE_STANDALONE;
+    }
+
+    this.activityMgr.addActivity(warning);
+
+    // If we have a message window in the url, then show a warning prompt,
+    // just like the modal code used to. Otherwise, don't.
+    try {
+      if (!aUrl || !aUrl.msgWindow) {
+        return true;
+      }
+    } catch (ex) {
+      // nsIMsgMailNewsUrl.msgWindow will throw on a null pointer, so that's
+      // what we're handling here.
+      if (
+        ex instanceof Ci.nsIException &&
+        ex.result == Cr.NS_ERROR_INVALID_POINTER
+      ) {
+        return true;
+      }
+      throw ex;
+    }
+
+    try {
+      let alert = Cc["@mozilla.org/alert-notification;1"].createInstance(
+        Ci.nsIAlertNotification
+      );
+      alert.init(
+        "", // name
+        "chrome://branding/content/icon48.png",
+        this.brandShortName,
+        aMessage
+      );
+      this.alertService.showAlert(alert);
+    } catch (ex) {
+      // XXX On Linux, if libnotify isn't supported, showAlert
+      // can throw an error, so fall-back to the old method of modal dialogs.
+      return false;
+    }
+
+    return true;
+  },
+
+  init() {
+    // We shouldn't need to remove the listener as we're not being held by
+    // anyone except by the send later instance.
+    MailServices.mailSession.addUserFeedbackListener(this);
+  },
+};