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-rw-r--r--mailnews/extensions/offline-startup/js/offlineStartup.js170
-rw-r--r--mailnews/extensions/offline-startup/js/offlineStartup.manifest3
2 files changed, 173 insertions, 0 deletions
diff --git a/mailnews/extensions/offline-startup/js/offlineStartup.js b/mailnews/extensions/offline-startup/js/offlineStartup.js
new file mode 100644
index 000000000..56584465d
--- /dev/null
+++ b/mailnews/extensions/offline-startup/js/offlineStartup.js
@@ -0,0 +1,170 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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/. */
+
+Components.utils.import("resource://gre/modules/Services.jsm");
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+
+var kDebug = false;
+var kOfflineStartupPref = "offline.startup_state";
+var kRememberLastState = 0;
+var kAskForOnlineState = 1;
+var kAlwaysOnline = 2;
+var kAlwaysOffline = 3;
+var kAutomatic = 4;
+var gStartingUp = true;
+var gOfflineStartupMode; //0 = remember last state, 1 = ask me, 2 == online, 3 == offline, 4 = automatic
+
+
+////////////////////////////////////////////////////////////////////////
+//
+// nsOfflineStartup : nsIObserver
+//
+// Check if the user has set the pref to be prompted for
+// online/offline startup mode. If so, prompt the user. Also,
+// check if the user wants to remember their offline state
+// the next time they start up.
+// If the user shutdown offline, and is now starting up in online
+// mode, we will set the boolean pref "mailnews.playback_offline" to true.
+//
+////////////////////////////////////////////////////////////////////////
+
+var nsOfflineStartup =
+{
+ onProfileStartup: function()
+ {
+ debug("onProfileStartup");
+
+ if (gStartingUp)
+ {
+ gStartingUp = false;
+ // if checked, the "work offline" checkbox overrides
+ if (Services.io.offline && !Services.io.manageOfflineStatus)
+ {
+ debug("already offline!");
+ return;
+ }
+ }
+
+ var manageOfflineStatus = Services.prefs.getBoolPref("offline.autoDetect");
+ gOfflineStartupMode = Services.prefs.getIntPref(kOfflineStartupPref);
+ let wasOffline = !Services.prefs.getBoolPref("network.online");
+
+ if (gOfflineStartupMode == kAutomatic)
+ {
+ // Offline state should be managed automatically
+ // so do nothing specific at startup.
+ }
+ else if (gOfflineStartupMode == kAlwaysOffline)
+ {
+ Services.io.manageOfflineStatus = false;
+ Services.io.offline = true;
+ }
+ else if (gOfflineStartupMode == kAlwaysOnline)
+ {
+ Services.io.manageOfflineStatus = manageOfflineStatus;
+ if (wasOffline)
+ Services.prefs.setBoolPref("mailnews.playback_offline", true);
+ // If we're managing the offline status, don't force online here... it may
+ // be the network really is offline.
+ if (!manageOfflineStatus)
+ Services.io.offline = false;
+ }
+ else if (gOfflineStartupMode == kRememberLastState)
+ {
+ Services.io.manageOfflineStatus = manageOfflineStatus && !wasOffline;
+ // If we are meant to be online, and managing the offline status
+ // then don't force it - it may be the network really is offline.
+ if (!manageOfflineStatus || wasOffline)
+ Services.io.offline = wasOffline;
+ }
+ else if (gOfflineStartupMode == kAskForOnlineState)
+ {
+ var bundle = Services.strings.createBundle("chrome://messenger/locale/offlineStartup.properties");
+ var title = bundle.GetStringFromName("title");
+ var desc = bundle.GetStringFromName("desc");
+ var button0Text = bundle.GetStringFromName("workOnline");
+ var button1Text = bundle.GetStringFromName("workOffline");
+ var checkVal = {value:0};
+
+ var result = Services.prompt.confirmEx(null, title, desc,
+ (Services.prompt.BUTTON_POS_0 * Services.prompt.BUTTON_TITLE_IS_STRING) +
+ (Services.prompt.BUTTON_POS_1 * Services.prompt.BUTTON_TITLE_IS_STRING),
+ button0Text, button1Text, null, null, checkVal);
+ debug ("result = " + result + "\n");
+ Services.io.manageOfflineStatus = manageOfflineStatus && result != 1;
+ Services.io.offline = result == 1;
+ if (result != 1 && wasOffline)
+ Services.prefs.setBoolPref("mailnews.playback_offline", true);
+ }
+ },
+
+ observe: function(aSubject, aTopic, aData)
+ {
+ debug("observe: " + aTopic);
+
+ if (aTopic == "profile-change-net-teardown")
+ {
+ debug("remembering offline state");
+ Services.prefs.setBoolPref("network.online", !Services.io.offline);
+ }
+ else if (aTopic == "app-startup")
+ {
+ Services.obs.addObserver(this, "profile-after-change", false);
+ Services.obs.addObserver(this, "profile-change-net-teardown", false);
+ }
+ else if (aTopic == "profile-after-change")
+ {
+ this.onProfileStartup();
+ }
+ },
+
+
+ QueryInterface: function(aIID)
+ {
+ if (aIID.equals(Components.interfaces.nsIObserver) ||
+ aIID.equals(Components.interfaces.nsISupports))
+ return this;
+
+ throw Components.results.NS_ERROR_NO_INTERFACE;
+ }
+}
+
+function nsOfflineStartupModule()
+{
+}
+
+nsOfflineStartupModule.prototype =
+{
+ classID: Components.ID("3028a3c8-2165-42a4-b878-398da5d32736"),
+ _xpcom_factory:
+ {
+ createInstance: function(aOuter, aIID)
+ {
+ if (aOuter != null)
+ throw Components.results.NS_ERROR_NO_AGGREGATION;
+
+ // return the singleton
+ return nsOfflineStartup.QueryInterface(aIID);
+ },
+
+ lockFactory: function(aLock)
+ {
+ // quieten warnings
+ }
+ }
+};
+
+////////////////////////////////////////////////////////////////////////
+//
+// Debug helper
+//
+////////////////////////////////////////////////////////////////////////
+if (!kDebug)
+ debug = function(m) {};
+else
+ debug = function(m) {dump("\t *** nsOfflineStartup: " + m + "\n");};
+
+var components = [nsOfflineStartupModule];
+var NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
diff --git a/mailnews/extensions/offline-startup/js/offlineStartup.manifest b/mailnews/extensions/offline-startup/js/offlineStartup.manifest
new file mode 100644
index 000000000..61df84f76
--- /dev/null
+++ b/mailnews/extensions/offline-startup/js/offlineStartup.manifest
@@ -0,0 +1,3 @@
+component {3028a3c8-2165-42a4-b878-398da5d32736} offlineStartup.js
+contract @mozilla.org/offline-startup;1 {3028a3c8-2165-42a4-b878-398da5d32736}
+category app-startup Offline-startup @mozilla.org/offline-startup;1