1 files changed, 351 insertions, 0 deletions
diff --git a/mailnews/base/prefs/content/am-offline.js b/mailnews/base/prefs/content/am-offline.js
new file mode 100644
index 000000000..3f45db967
--- /dev/null
+++ b/mailnews/base/prefs/content/am-offline.js
@@ -0,0 +1,351 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 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/. */
+
+Components.utils.import("resource:///modules/iteratorUtils.jsm");
+
+var gIncomingServer;
+var gServerType;
+var gImapIncomingServer;
+var gPref = null;
+var gLockedPref = null;
+var gOfflineMap = null; // map of folder URLs to offline flags
+
+function onInit(aPageId, aServerId) 
+{
+    onLockPreference();	
+
+    // init values here
+    initServerSettings();
+    initRetentionSettings();
+    initDownloadSettings();
+    initOfflineSettings();
+
+    onCheckItem("offline.notDownloadMin", "offline.notDownload");
+    onCheckItem("nntp.downloadMsgMin", "nntp.downloadMsg");
+    onCheckItem("nntp.removeBodyMin", "nntp.removeBody");
+    onCheckKeepMsg();
+}
+
+function initOfflineSettings()
+{
+    gOfflineMap = collectOfflineFolders();
+}
+
+function initServerSettings()
+{
+    document.getElementById("offline.notDownload").checked =  gIncomingServer.limitOfflineMessageSize;
+    document.getElementById("autosync.notDownload").checked =  gIncomingServer.limitOfflineMessageSize;
+    if(gIncomingServer.maxMessageSize > 0)
+        document.getElementById("offline.notDownloadMin").value = gIncomingServer.maxMessageSize;
+    else
+        document.getElementById("offline.notDownloadMin").value = "50";
+
+    if(gServerType == "imap") {
+        gImapIncomingServer = gIncomingServer.QueryInterface(Components.interfaces.nsIImapIncomingServer);
+        document.getElementById("offline.folders").checked =  gImapIncomingServer.offlineDownload;
+    }
+}
+
+function initRetentionSettings()
+{
+  let retentionSettings = gIncomingServer.retentionSettings;
+  initCommonRetentionSettings(retentionSettings);
+
+  document.getElementById("nntp.removeBody").checked = retentionSettings.cleanupBodiesByDays;
+  document.getElementById("nntp.removeBodyMin").value =
+    (retentionSettings.daysToKeepBodies > 0) ? retentionSettings.daysToKeepBodies : 30;
+}
+
+function initDownloadSettings()
+{
+  let downloadSettings = gIncomingServer.downloadSettings;
+  document.getElementById("nntp.downloadMsg").checked = downloadSettings.downloadByDate;
+  document.getElementById("nntp.notDownloadRead").checked = downloadSettings.downloadUnreadOnly;
+  document.getElementById("nntp.downloadMsgMin").value =
+    (downloadSettings.ageLimitOfMsgsToDownload > 0) ?
+      downloadSettings.ageLimitOfMsgsToDownload : 30;
+
+  // Figure out what the most natural division of the autosync pref into
+  // a value and an interval is.
+  let autosyncSelect = document.getElementById("autosyncSelect");
+  let autosyncInterval = document.getElementById("autosyncInterval");
+  let autosyncValue = document.getElementById("autosyncValue");
+  let autosyncPref = document.getElementById("imap.autoSyncMaxAgeDays");
+  let autosyncPrefValue = (autosyncPref.value == "") ? -1 :
+                                               parseInt(autosyncPref.value, 10);
+
+  // Clear the preference until we're done initializing.
+  autosyncPref.value = "";
+
+  if (autosyncPrefValue <= 0) {
+    // Special-case values <= 0 to have an interval of "All" and disabled
+    // controls for value and interval.
+    autosyncSelect.value = 0;
+    autosyncInterval.value = 1;
+    autosyncInterval.disabled = true;
+    autosyncValue.value = 30;
+    autosyncValue.disabled = true;
+  }
+  else {
+    // Otherwise, get the list of possible intervals, in order from
+    // largest to smallest.
+    let valuesToTest = [];
+    for (let i = autosyncInterval.itemCount - 1; i >= 0; i--)
+      valuesToTest.push(autosyncInterval.getItemAtIndex(i).value);
+
+    // and find the first one that divides the preference evenly.
+    for (let i in valuesToTest) {
+      if (!(autosyncPrefValue % valuesToTest[i])) {
+        autosyncSelect.value = 1;
+        autosyncInterval.value = valuesToTest[i];
+        autosyncValue.value = autosyncPrefValue / autosyncInterval.value;
+        break;
+      }
+    }
+    autosyncInterval.disabled = false;
+    autosyncValue.disabled = false;
+  }
+  autosyncPref.value = autosyncPrefValue;
+}
+
+
+function onPreInit(account, accountValues)
+{
+  gServerType = getAccountValue(account, accountValues, "server", "type", null, false);
+  hideShowControls(gServerType);
+  gIncomingServer = account.incomingServer;
+  gIncomingServer.type = gServerType;
+
+  // 10 is OFFLINE_SUPPORT_LEVEL_REGULAR, see nsIMsgIncomingServer.idl
+  // currently, there is no offline without diskspace
+  var titleStringID = (gIncomingServer.offlineSupportLevel >= 10) ?
+   "prefPanel-synchronization" : "prefPanel-diskspace";
+
+  var prefBundle = document.getElementById("bundle_prefs");
+  var headertitle = document.getElementById("headertitle");
+  headertitle.setAttribute('title',prefBundle.getString(titleStringID));
+  document.title = prefBundle.getString(titleStringID);
+
+  if (gServerType == "pop3") {
+    var pop3Server = gIncomingServer.QueryInterface(Components.interfaces.nsIPop3IncomingServer);
+    // hide retention settings for deferred accounts
+    if (pop3Server.deferredToAccount.length) {
+      var retentionRadio = document.getElementById("retention.keepMsg");
+      retentionRadio.setAttribute("hidden", "true");
+      var retentionLabel = document.getElementById("retentionDescriptionPop");
+      retentionLabel.setAttribute("hidden", "true");
+      var applyToFlaggedCheckbox = document.getElementById("retention.applyToFlagged");
+      applyToFlaggedCheckbox.setAttribute("hidden", "true");
+    }
+  }
+}
+
+function onClickSelect()
+{
+   
+    top.window.openDialog("chrome://messenger/content/msgSelectOffline.xul", "", "centerscreen,chrome,modal,titlebar,resizable=yes");
+    return true;
+
+}
+
+/**
+ * Handle updates to the Autosync
+ */
+function onAutosyncChange()
+{
+  let autosyncSelect = document.getElementById("autosyncSelect");
+  let autosyncInterval = document.getElementById("autosyncInterval");
+  let autosyncValue = document.getElementById("autosyncValue");
+  let autosyncPref = document.getElementById("imap.autoSyncMaxAgeDays");
+
+  // If we're not done initializing, don't do anything.
+  // (See initDownloadSettings() for more details.)
+  if (autosyncPref.value == "")
+    return;
+
+  // If the user selected the All option, disable the autosync and the
+  // textbox.
+  if (autosyncSelect.value == 0) {
+    autosyncPref.value = -1;
+    autosyncInterval.disabled = true;
+    autosyncValue.disabled = true;
+    return;
+  }
+
+  let max = 0x7FFFFFFF / (60 * 60 * 24 * autosyncInterval.value);
+  autosyncValue.setAttribute("max", max);
+  if (autosyncValue.value > max)
+    autosyncValue.value = Math.floor(max);
+
+  autosyncInterval.disabled = false;
+  autosyncValue.disabled = false;
+  autosyncPref.value = autosyncValue.value * autosyncInterval.value;
+}
+
+function onAutosyncNotDownload()
+{
+  // This function is called when the autosync version of offline.notDownload
+  // is changed it simply copies the new checkbox value over to the element
+  // driving the preference.
+  document.getElementById("offline.notDownload").checked =
+    document.getElementById("autosync.notDownload").checked;
+  onCheckItem("offline.notDownloadMin", "offline.notDownload");
+}
+
+function onCancel()
+{
+    // restore the offline flags for all folders
+    restoreOfflineFolders(gOfflineMap);
+    return true;
+}
+
+function onSave()
+{
+    var downloadSettings =
+      Components.classes["@mozilla.org/msgDatabase/downloadSettings;1"]
+                .createInstance(Components.interfaces.nsIMsgDownloadSettings);
+
+    gIncomingServer.limitOfflineMessageSize = document.getElementById("offline.notDownload").checked;
+    gIncomingServer.maxMessageSize = document.getElementById("offline.notDownloadMin").value;
+
+    var retentionSettings = saveCommonRetentionSettings(gIncomingServer.retentionSettings);
+
+    retentionSettings.daysToKeepBodies = document.getElementById("nntp.removeBodyMin").value;
+    retentionSettings.cleanupBodiesByDays = document.getElementById("nntp.removeBody").checked;
+
+    downloadSettings.downloadByDate = document.getElementById("nntp.downloadMsg").checked;
+    downloadSettings.downloadUnreadOnly = document.getElementById("nntp.notDownloadRead").checked;
+    downloadSettings.ageLimitOfMsgsToDownload = document.getElementById("nntp.downloadMsgMin").value;
+
+    gIncomingServer.retentionSettings = retentionSettings;
+    gIncomingServer.downloadSettings = downloadSettings;
+
+    if (gImapIncomingServer) {
+        // Set the pref on the incomingserver, and set the flag on all folders.
+        gImapIncomingServer.offlineDownload = document.getElementById("offline.folders").checked;
+    }
+}
+
+// Does the work of disabling an element given the array which contains xul id/prefstring pairs.
+// Also saves the id/locked state in an array so that other areas of the code can avoid
+// stomping on the disabled state indiscriminately.
+function disableIfLocked( prefstrArray )
+{
+    if (!gLockedPref)
+      gLockedPref = new Array;
+
+    for (var i=0; i<prefstrArray.length; i++) {
+        var id = prefstrArray[i].id;
+        var element = document.getElementById(id);
+        if (gPref.prefIsLocked(prefstrArray[i].prefstring)) {
+            element.disabled = true;
+            gLockedPref[id] = true;
+        } else {
+            element.removeAttribute("disabled");
+            gLockedPref[id] = false;
+        }
+    }
+}
+
+// Disables xul elements that have associated preferences locked.
+function onLockPreference()
+{
+    var isDownloadLocked = false;
+    var isGetNewLocked = false;
+    var initPrefString = "mail.server"; 
+    var finalPrefString; 
+
+    // This panel does not use the code in AccountManager.js to handle
+    // the load/unload/disable.  keep in mind new prefstrings and changes
+    // to code in AccountManager, and update these as well.
+    var allPrefElements = [
+      { prefstring:"limit_offline_message_size", id:"offline.notDownload"},
+      { prefstring:"limit_offline_message_size", id:"autosync.notDownload"},
+      { prefstring:"max_size", id:"offline.notDownloadMin"},
+      { prefstring:"downloadUnreadOnly", id:"nntp.notDownloadRead"},
+      { prefstring:"downloadByDate", id:"nntp.downloadMsg"},
+      { prefstring:"ageLimit", id:"nntp.downloadMsgMin"},
+      { prefstring:"retainBy", id:"retention.keepMsg"},
+      { prefstring:"daysToKeepHdrs", id:"retention.keepOldMsgMin"},
+      { prefstring:"numHdrsToKeep", id:"retention.keepNewMsgMin"},
+      { prefstring:"daysToKeepBodies", id:"nntp.removeBodyMin"},
+      { prefstring:"cleanupBodies", id:"nntp.removeBody" },
+      { prefstring:"applyToFlagged", id:"retention.applyToFlagged"},
+      { prefstring:"disable_button.selectFolder", id:"selectNewsgroupsButton"},
+      { prefstring:"disable_button.selectFolder", id:"selectImapFoldersButton"}
+    ];
+
+    finalPrefString = initPrefString + "." + gIncomingServer.key + ".";
+    gPref = Services.prefs.getBranch(finalPrefString);
+
+    disableIfLocked( allPrefElements );
+} 
+
+function onCheckItem(changeElementId, checkElementId)
+{
+    var element = document.getElementById(changeElementId);
+    var checked = document.getElementById(checkElementId).checked;
+    if(checked && !gLockedPref[checkElementId] ) {
+        element.removeAttribute("disabled");
+    }
+    else {
+        element.setAttribute("disabled", "true");
+    }
+}
+
+function toggleOffline()
+{
+    let offline = document.getElementById("offline.folders").checked;
+    let allFolders = gIncomingServer.rootFolder.descendants;
+    for (let folder in fixIterator(allFolders, Components.interfaces.nsIMsgFolder)) {
+      if (offline)
+        folder.setFlag(Components.interfaces.nsMsgFolderFlags.Offline);
+      else
+        folder.clearFlag(Components.interfaces.nsMsgFolderFlags.Offline);
+    }
+}
+
+function collectOfflineFolders()
+{
+    let offlineFolderMap = {};
+    let allFolders = gIncomingServer.rootFolder.descendants;
+    for (let folder in fixIterator(allFolders, Components.interfaces.nsIMsgFolder))
+      offlineFolderMap[folder.folderURL] = folder.getFlag(Components.interfaces.nsMsgFolderFlags.Offline);
+
+    return offlineFolderMap;
+}
+
+function restoreOfflineFolders(offlineFolderMap)
+{
+    let allFolders = gIncomingServer.rootFolder.descendants;
+    for (let folder in fixIterator(allFolders, Components.interfaces.nsIMsgFolder)) {
+      if (offlineFolderMap[folder.folderURL])
+        folder.setFlag(Components.interfaces.nsMsgFolderFlags.Offline);
+      else
+        folder.clearFlag(Components.interfaces.nsMsgFolderFlags.Offline);
+    }
+}
+
+/**
+ * Checks if the user selected a permanent removal of messages from a server
+ * listed in the confirmfor attribute and warns about it.
+ *
+ * @param aRadio  The radiogroup element containing the retention options.
+ */
+function warnServerRemove(aRadio)
+{
+  let confirmFor = aRadio.getAttribute("confirmfor");
+
+  if (confirmFor && confirmFor.split(',').includes(gServerType) && aRadio.value != 1) {
+    let prefBundle = document.getElementById("bundle_prefs");
+    let title = prefBundle.getString("removeFromServerTitle");
+    let question = prefBundle.getString("removeFromServer");
+    if (!Services.prompt.confirm(window, title, question)) {
+      // If the user doesn't agree, fall back to not deleting anything.
+      aRadio.value = 1;
+      onCheckKeepMsg();
+    }
+  }
+}