Dactyloidae/mailnews/base/prefs/content/am-offline.js

351 lines
13 KiB
JavaScript

/* -*- 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();
}
}
}