michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // Load DownloadUtils module for convertByteUnits
michael@0: Components.utils.import("resource://gre/modules/DownloadUtils.jsm");
michael@0: Components.utils.import("resource://gre/modules/LoadContextInfo.jsm");
michael@0: Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: 
michael@0: var gAdvancedPane = {
michael@0:   _inited: false,
michael@0: 
michael@0:   /**
michael@0:    * Brings the appropriate tab to the front and initializes various bits of UI.
michael@0:    */
michael@0:   init: function ()
michael@0:   {
michael@0:     this._inited = true;
michael@0:     var advancedPrefs = document.getElementById("advancedPrefs");
michael@0: 
michael@0:     var preference = document.getElementById("browser.preferences.advanced.selectedTabIndex");
michael@0:     if (preference.value !== null)
michael@0:         advancedPrefs.selectedIndex = preference.value;
michael@0: 
michael@0: #ifdef HAVE_SHELL_SERVICE
michael@0:     this.updateSetDefaultBrowser();
michael@0: #ifdef XP_WIN
michael@0:     // In Windows 8 we launch the control panel since it's the only
michael@0:     // way to get all file type association prefs. So we don't know
michael@0:     // when the user will select the default.  We refresh here periodically
michael@0:     // in case the default changes.  On other Windows OS's defaults can also
michael@0:     // be set while the prefs are open.
michael@0:     window.setInterval(this.updateSetDefaultBrowser, 1000);
michael@0: 
michael@0: #ifdef MOZ_METRO
michael@0:     // Pre Windows 8, we should hide the update related settings
michael@0:     // for the Metro browser
michael@0:     let version = Components.classes["@mozilla.org/system-info;1"].
michael@0:                   getService(Components.interfaces.nsIPropertyBag2).
michael@0:                   getProperty("version");
michael@0:     let preWin8 = parseFloat(version) < 6.2;
michael@0:     this._showingWin8Prefs = !preWin8;
michael@0:     if (preWin8) {
michael@0:       ["autoMetro", "autoMetroIndent"].forEach(
michael@0:         function(id) document.getElementById(id).collapsed = true
michael@0:       );
michael@0:     } else {
michael@0:       let brandShortName =
michael@0:         document.getElementById("bundleBrand").getString("brandShortName");
michael@0:       let bundlePrefs = document.getElementById("bundlePreferences");
michael@0:       let autoDesktop = document.getElementById("autoDesktop");
michael@0:       autoDesktop.label =
michael@0:         bundlePrefs.getFormattedString("updateAutoDesktop.label",
michael@0:                                        [brandShortName]);
michael@0:       autoDesktop.accessKey =
michael@0:         bundlePrefs.getString("updateAutoDesktop.accessKey");
michael@0:     }
michael@0: #endif
michael@0: #endif
michael@0: #endif
michael@0: #ifdef MOZ_UPDATER
michael@0:     this.updateReadPrefs();
michael@0: #endif
michael@0:     this.updateOfflineApps();
michael@0: #ifdef MOZ_CRASHREPORTER
michael@0:     this.initSubmitCrashes();
michael@0: #endif
michael@0:     this.initTelemetry();
michael@0: #ifdef MOZ_SERVICES_HEALTHREPORT
michael@0:     this.initSubmitHealthReport();
michael@0: #endif
michael@0:     this.updateActualCacheSize();
michael@0:     this.updateActualAppCacheSize();
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Stores the identity of the current tab in preferences so that the selected
michael@0:    * tab can be persisted between openings of the preferences window.
michael@0:    */
michael@0:   tabSelectionChanged: function ()
michael@0:   {
michael@0:     if (!this._inited)
michael@0:       return;
michael@0:     var advancedPrefs = document.getElementById("advancedPrefs");
michael@0:     var preference = document.getElementById("browser.preferences.advanced.selectedTabIndex");
michael@0:     preference.valueFromPreferences = advancedPrefs.selectedIndex;
michael@0:   },
michael@0: 
michael@0:   // GENERAL TAB
michael@0: 
michael@0:   /*
michael@0:    * Preferences:
michael@0:    *
michael@0:    * accessibility.browsewithcaret
michael@0:    * - true enables keyboard navigation and selection within web pages using a
michael@0:    *   visible caret, false uses normal keyboard navigation with no caret
michael@0:    * accessibility.typeaheadfind
michael@0:    * - when set to true, typing outside text areas and input boxes will
michael@0:    *   automatically start searching for what's typed within the current
michael@0:    *   document; when set to false, no search action happens
michael@0:    * general.autoScroll
michael@0:    * - when set to true, clicking the scroll wheel on the mouse activates a
michael@0:    *   mouse mode where moving the mouse down scrolls the document downward with
michael@0:    *   speed correlated with the distance of the cursor from the original
michael@0:    *   position at which the click occurred (and likewise with movement upward);
michael@0:    *   if false, this behavior is disabled
michael@0:    * general.smoothScroll
michael@0:    * - set to true to enable finer page scrolling than line-by-line on page-up,
michael@0:    *   page-down, and other such page movements
michael@0:    * layout.spellcheckDefault
michael@0:    * - an integer:
michael@0:    *     0  disables spellchecking
michael@0:    *     1  enables spellchecking, but only for multiline text fields
michael@0:    *     2  enables spellchecking for all text fields
michael@0:    */
michael@0: 
michael@0:   /**
michael@0:    * Stores the original value of the spellchecking preference to enable proper
michael@0:    * restoration if unchanged (since we're mapping a tristate onto a checkbox).
michael@0:    */
michael@0:   _storedSpellCheck: 0,
michael@0: 
michael@0:   /**
michael@0:    * Returns true if any spellchecking is enabled and false otherwise, caching
michael@0:    * the current value to enable proper pref restoration if the checkbox is
michael@0:    * never changed.
michael@0:    */
michael@0:   readCheckSpelling: function ()
michael@0:   {
michael@0:     var pref = document.getElementById("layout.spellcheckDefault");
michael@0:     this._storedSpellCheck = pref.value;
michael@0: 
michael@0:     return (pref.value != 0);
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Returns the value of the spellchecking preference represented by UI,
michael@0:    * preserving the preference's "hidden" value if the preference is
michael@0:    * unchanged and represents a value not strictly allowed in UI.
michael@0:    */
michael@0:   writeCheckSpelling: function ()
michael@0:   {
michael@0:     var checkbox = document.getElementById("checkSpelling");
michael@0:     return checkbox.checked ? (this._storedSpellCheck == 2 ? 2 : 1) : 0;
michael@0:   },
michael@0: 
michael@0: 
michael@0:   /**
michael@0:    * When the user toggles the layers.acceleration.disabled pref,
michael@0:    * sync its new value to the gfx.direct2d.disabled pref too.
michael@0:    */
michael@0:   updateHardwareAcceleration: function()
michael@0:   {
michael@0: #ifdef XP_WIN
michael@0:     var fromPref = document.getElementById("layers.acceleration.disabled");
michael@0:     var toPref = document.getElementById("gfx.direct2d.disabled");
michael@0:     toPref.value = fromPref.value;
michael@0: #endif
michael@0:   },
michael@0: 
michael@0:   // DATA CHOICES TAB
michael@0: 
michael@0:   /**
michael@0:    * Set up or hide the Learn More links for various data collection options
michael@0:    */
michael@0:   _setupLearnMoreLink: function (pref, element) {
michael@0:     // set up the Learn More link with the correct URL
michael@0:     let url = Services.prefs.getCharPref(pref);
michael@0:     let el = document.getElementById(element);
michael@0: 
michael@0:     if (url) {
michael@0:       el.setAttribute("href", url);
michael@0:     } else {
michael@0:       el.setAttribute("hidden", "true");
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    *
michael@0:    */
michael@0:   initSubmitCrashes: function ()
michael@0:   {
michael@0:     this._setupLearnMoreLink("toolkit.crashreporter.infoURL",
michael@0:                              "crashReporterLearnMore");
michael@0: 
michael@0:     var checkbox = document.getElementById("submitCrashesBox");
michael@0:     try {
michael@0:       var cr = Components.classes["@mozilla.org/toolkit/crash-reporter;1"].
michael@0:                getService(Components.interfaces.nsICrashReporter);
michael@0:       checkbox.checked = cr.submitReports;
michael@0:     } catch (e) {
michael@0:       checkbox.style.display = "none";
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    *
michael@0:    */
michael@0:   updateSubmitCrashes: function ()
michael@0:   {
michael@0:     var checkbox = document.getElementById("submitCrashesBox");
michael@0:     try {
michael@0:       var cr = Components.classes["@mozilla.org/toolkit/crash-reporter;1"].
michael@0:                getService(Components.interfaces.nsICrashReporter);
michael@0:       cr.submitReports = checkbox.checked;
michael@0:     } catch (e) { }
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * The preference/checkbox is configured in XUL.
michael@0:    *
michael@0:    * In all cases, set up the Learn More link sanely.
michael@0:    */
michael@0:   initTelemetry: function ()
michael@0:   {
michael@0: #ifdef MOZ_TELEMETRY_REPORTING
michael@0:     this._setupLearnMoreLink("toolkit.telemetry.infoURL", "telemetryLearnMore");
michael@0: #endif
michael@0:   },
michael@0: 
michael@0: #ifdef MOZ_SERVICES_HEALTHREPORT
michael@0:   /**
michael@0:    * Initialize the health report service reference and checkbox.
michael@0:    */
michael@0:   initSubmitHealthReport: function () {
michael@0:     this._setupLearnMoreLink("datareporting.healthreport.infoURL", "FHRLearnMore");
michael@0: 
michael@0:     let policy = Components.classes["@mozilla.org/datareporting/service;1"]
michael@0:                                    .getService(Components.interfaces.nsISupports)
michael@0:                                    .wrappedJSObject
michael@0:                                    .policy;
michael@0: 
michael@0:     let checkbox = document.getElementById("submitHealthReportBox");
michael@0: 
michael@0:     if (!policy || policy.healthReportUploadLocked) {
michael@0:       checkbox.setAttribute("disabled", "true");
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     checkbox.checked = policy.healthReportUploadEnabled;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Update the health report policy acceptance with state from checkbox.
michael@0:    */
michael@0:   updateSubmitHealthReport: function () {
michael@0:     let policy = Components.classes["@mozilla.org/datareporting/service;1"]
michael@0:                                    .getService(Components.interfaces.nsISupports)
michael@0:                                    .wrappedJSObject
michael@0:                                    .policy;
michael@0: 
michael@0:     if (!policy) {
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     let checkbox = document.getElementById("submitHealthReportBox");
michael@0:     policy.recordHealthReportUploadEnabled(checkbox.checked,
michael@0:                                            "Checkbox from preferences pane");
michael@0:   },
michael@0: #endif
michael@0: 
michael@0:   // NETWORK TAB
michael@0: 
michael@0:   /*
michael@0:    * Preferences:
michael@0:    *
michael@0:    * browser.cache.disk.capacity
michael@0:    * - the size of the browser cache in KB
michael@0:    * - Only used if browser.cache.disk.smart_size.enabled is disabled
michael@0:    */
michael@0: 
michael@0:   /**
michael@0:    * Displays a dialog in which proxy settings may be changed.
michael@0:    */
michael@0:   showConnections: function ()
michael@0:   {
michael@0:     openDialog("chrome://browser/content/preferences/connection.xul",
michael@0:                "mozilla:connectionmanager",
michael@0:                "modal=yes",
michael@0:                null);
michael@0:   },
michael@0: 
michael@0:   // Retrieves the amount of space currently used by disk cache
michael@0:   updateActualCacheSize: function ()
michael@0:   {
michael@0:     var actualSizeLabel = document.getElementById("actualDiskCacheSize");
michael@0:     var prefStrBundle = document.getElementById("bundlePreferences");
michael@0: 
michael@0:     // Needs to root the observer since cache service keeps only a weak reference.
michael@0:     this.observer = {
michael@0:       onNetworkCacheDiskConsumption: function(consumption) {
michael@0:         var size = DownloadUtils.convertByteUnits(consumption);
michael@0:         actualSizeLabel.value = prefStrBundle.getFormattedString("actualDiskCacheSize", size);
michael@0:       },
michael@0: 
michael@0:       QueryInterface: XPCOMUtils.generateQI([
michael@0:         Components.interfaces.nsICacheStorageConsumptionObserver,
michael@0:         Components.interfaces.nsISupportsWeakReference
michael@0:       ])
michael@0:     };
michael@0: 
michael@0:     actualSizeLabel.value = prefStrBundle.getString("actualDiskCacheSizeCalculated");
michael@0: 
michael@0:     var cacheService =
michael@0:       Components.classes["@mozilla.org/netwerk/cache-storage-service;1"]
michael@0:                 .getService(Components.interfaces.nsICacheStorageService);
michael@0:     cacheService.asyncGetDiskConsumption(this.observer);
michael@0:   },
michael@0: 
michael@0:   // Retrieves the amount of space currently used by offline cache
michael@0:   updateActualAppCacheSize: function ()
michael@0:   {
michael@0:     var visitor = {
michael@0:       visitDevice: function (deviceID, deviceInfo)
michael@0:       {
michael@0:         if (deviceID == "offline") {
michael@0:           var actualSizeLabel = document.getElementById("actualAppCacheSize");
michael@0:           var sizeStrings = DownloadUtils.convertByteUnits(deviceInfo.totalSize);
michael@0:           var prefStrBundle = document.getElementById("bundlePreferences");
michael@0:           var sizeStr = prefStrBundle.getFormattedString("actualAppCacheSize", sizeStrings);
michael@0:           actualSizeLabel.value = sizeStr;
michael@0:         }
michael@0:         // Do not enumerate entries
michael@0:         return false;
michael@0:       },
michael@0: 
michael@0:       visitEntry: function (deviceID, entryInfo)
michael@0:       {
michael@0:         // Do not enumerate entries.
michael@0:         return false;
michael@0:       }
michael@0:     };
michael@0: 
michael@0:     var cacheService =
michael@0:       Components.classes["@mozilla.org/network/cache-service;1"]
michael@0:                 .getService(Components.interfaces.nsICacheService);
michael@0:     cacheService.visitEntries(visitor);
michael@0:   },
michael@0: 
michael@0:   updateCacheSizeUI: function (smartSizeEnabled)
michael@0:   {
michael@0:     document.getElementById("useCacheBefore").disabled = smartSizeEnabled;
michael@0:     document.getElementById("cacheSize").disabled = smartSizeEnabled;
michael@0:     document.getElementById("useCacheAfter").disabled = smartSizeEnabled;
michael@0:   },
michael@0: 
michael@0:   readSmartSizeEnabled: function ()
michael@0:   {
michael@0:     // The smart_size.enabled preference element is inverted="true", so its
michael@0:     // value is the opposite of the actual pref value
michael@0:     var disabled = document.getElementById("browser.cache.disk.smart_size.enabled").value;
michael@0:     this.updateCacheSizeUI(!disabled);
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Converts the cache size from units of KB to units of MB and returns that
michael@0:    * value.
michael@0:    */
michael@0:   readCacheSize: function ()
michael@0:   {
michael@0:     var preference = document.getElementById("browser.cache.disk.capacity");
michael@0:     return preference.value / 1024;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Converts the cache size as specified in UI (in MB) to KB and returns that
michael@0:    * value.
michael@0:    */
michael@0:   writeCacheSize: function ()
michael@0:   {
michael@0:     var cacheSize = document.getElementById("cacheSize");
michael@0:     var intValue = parseInt(cacheSize.value, 10);
michael@0:     return isNaN(intValue) ? 0 : intValue * 1024;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Clears the cache.
michael@0:    */
michael@0:   clearCache: function ()
michael@0:   {
michael@0:     var cache = Components.classes["@mozilla.org/netwerk/cache-storage-service;1"]
michael@0:                                  .getService(Components.interfaces.nsICacheStorageService);
michael@0:     try {
michael@0:       cache.clear();
michael@0:     } catch(ex) {}
michael@0:     this.updateActualCacheSize();
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Clears the application cache.
michael@0:    */
michael@0:   clearOfflineAppCache: function ()
michael@0:   {
michael@0:     Components.utils.import("resource:///modules/offlineAppCache.jsm");
michael@0:     OfflineAppCacheHelper.clear();
michael@0: 
michael@0:     this.updateActualAppCacheSize();
michael@0:     this.updateOfflineApps();
michael@0:   },
michael@0: 
michael@0:   readOfflineNotify: function()
michael@0:   {
michael@0:     var pref = document.getElementById("browser.offline-apps.notify");
michael@0:     var button = document.getElementById("offlineNotifyExceptions");
michael@0:     button.disabled = !pref.value;
michael@0:     return pref.value;
michael@0:   },
michael@0: 
michael@0:   showOfflineExceptions: function()
michael@0:   {
michael@0:     var bundlePreferences = document.getElementById("bundlePreferences");
michael@0:     var params = { blockVisible     : false,
michael@0:                    sessionVisible   : false,
michael@0:                    allowVisible     : false,
michael@0:                    prefilledHost    : "",
michael@0:                    permissionType   : "offline-app",
michael@0:                    manageCapability : Components.interfaces.nsIPermissionManager.DENY_ACTION,
michael@0:                    windowTitle      : bundlePreferences.getString("offlinepermissionstitle"),
michael@0:                    introText        : bundlePreferences.getString("offlinepermissionstext") };
michael@0:     openDialog("chrome://browser/content/preferences/permissions.xul",
michael@0:                "Browser:Permissions",
michael@0:                "modal=yes",
michael@0:                params);
michael@0:   },
michael@0: 
michael@0:   // XXX: duplicated in browser.js
michael@0:   _getOfflineAppUsage: function (host, groups)
michael@0:   {
michael@0:     var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
michael@0:                        getService(Components.interfaces.nsIApplicationCacheService);
michael@0:     if (!groups)
michael@0:       groups = cacheService.getGroups();
michael@0: 
michael@0:     var ios = Components.classes["@mozilla.org/network/io-service;1"].
michael@0:               getService(Components.interfaces.nsIIOService);
michael@0: 
michael@0:     var usage = 0;
michael@0:     for (var i = 0; i < groups.length; i++) {
michael@0:       var uri = ios.newURI(groups[i], null, null);
michael@0:       if (uri.asciiHost == host) {
michael@0:         var cache = cacheService.getActiveCache(groups[i]);
michael@0:         usage += cache.usage;
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     return usage;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Updates the list of offline applications
michael@0:    */
michael@0:   updateOfflineApps: function ()
michael@0:   {
michael@0:     var pm = Components.classes["@mozilla.org/permissionmanager;1"]
michael@0:                        .getService(Components.interfaces.nsIPermissionManager);
michael@0: 
michael@0:     var list = document.getElementById("offlineAppsList");
michael@0:     while (list.firstChild) {
michael@0:       list.removeChild(list.firstChild);
michael@0:     }
michael@0: 
michael@0:     var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
michael@0:                        getService(Components.interfaces.nsIApplicationCacheService);
michael@0:     var groups = cacheService.getGroups();
michael@0: 
michael@0:     var bundle = document.getElementById("bundlePreferences");
michael@0: 
michael@0:     var enumerator = pm.enumerator;
michael@0:     while (enumerator.hasMoreElements()) {
michael@0:       var perm = enumerator.getNext().QueryInterface(Components.interfaces.nsIPermission);
michael@0:       if (perm.type == "offline-app" &&
michael@0:           perm.capability != Components.interfaces.nsIPermissionManager.DEFAULT_ACTION &&
michael@0:           perm.capability != Components.interfaces.nsIPermissionManager.DENY_ACTION) {
michael@0:         var row = document.createElement("listitem");
michael@0:         row.id = "";
michael@0:         row.className = "offlineapp";
michael@0:         row.setAttribute("host", perm.host);
michael@0:         var converted = DownloadUtils.
michael@0:                         convertByteUnits(this._getOfflineAppUsage(perm.host, groups));
michael@0:         row.setAttribute("usage",
michael@0:                          bundle.getFormattedString("offlineAppUsage",
michael@0:                                                    converted));
michael@0:         list.appendChild(row);
michael@0:       }
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   offlineAppSelected: function()
michael@0:   {
michael@0:     var removeButton = document.getElementById("offlineAppsListRemove");
michael@0:     var list = document.getElementById("offlineAppsList");
michael@0:     if (list.selectedItem) {
michael@0:       removeButton.setAttribute("disabled", "false");
michael@0:     } else {
michael@0:       removeButton.setAttribute("disabled", "true");
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   removeOfflineApp: function()
michael@0:   {
michael@0:     var list = document.getElementById("offlineAppsList");
michael@0:     var item = list.selectedItem;
michael@0:     var host = item.getAttribute("host");
michael@0: 
michael@0:     var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
michael@0:                             .getService(Components.interfaces.nsIPromptService);
michael@0:     var flags = prompts.BUTTON_TITLE_IS_STRING * prompts.BUTTON_POS_0 +
michael@0:                 prompts.BUTTON_TITLE_CANCEL * prompts.BUTTON_POS_1;
michael@0: 
michael@0:     var bundle = document.getElementById("bundlePreferences");
michael@0:     var title = bundle.getString("offlineAppRemoveTitle");
michael@0:     var prompt = bundle.getFormattedString("offlineAppRemovePrompt", [host]);
michael@0:     var confirm = bundle.getString("offlineAppRemoveConfirm");
michael@0:     var result = prompts.confirmEx(window, title, prompt, flags, confirm,
michael@0:                                    null, null, null, {});
michael@0:     if (result != 0)
michael@0:       return;
michael@0: 
michael@0:     // clear offline cache entries
michael@0:     var cacheService = Components.classes["@mozilla.org/network/application-cache-service;1"].
michael@0:                        getService(Components.interfaces.nsIApplicationCacheService);
michael@0:     var ios = Components.classes["@mozilla.org/network/io-service;1"].
michael@0:               getService(Components.interfaces.nsIIOService);
michael@0:     var groups = cacheService.getGroups();
michael@0:     for (var i = 0; i < groups.length; i++) {
michael@0:         var uri = ios.newURI(groups[i], null, null);
michael@0:         if (uri.asciiHost == host) {
michael@0:             var cache = cacheService.getActiveCache(groups[i]);
michael@0:             cache.discard();
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     // remove the permission
michael@0:     var pm = Components.classes["@mozilla.org/permissionmanager;1"]
michael@0:                        .getService(Components.interfaces.nsIPermissionManager);
michael@0:     pm.remove(host, "offline-app",
michael@0:               Components.interfaces.nsIPermissionManager.ALLOW_ACTION);
michael@0:     pm.remove(host, "offline-app",
michael@0:               Components.interfaces.nsIOfflineCacheUpdateService.ALLOW_NO_WARN);
michael@0: 
michael@0:     list.removeChild(item);
michael@0:     gAdvancedPane.offlineAppSelected();
michael@0:     this.updateActualAppCacheSize();
michael@0:   },
michael@0: 
michael@0:   // UPDATE TAB
michael@0: 
michael@0:   /*
michael@0:    * Preferences:
michael@0:    *
michael@0:    * app.update.enabled
michael@0:    * - true if updates to the application are enabled, false otherwise
michael@0:    * extensions.update.enabled
michael@0:    * - true if updates to extensions and themes are enabled, false otherwise
michael@0:    * browser.search.update
michael@0:    * - true if updates to search engines are enabled, false otherwise
michael@0:    * app.update.auto
michael@0:    * - true if updates should be automatically downloaded and installed,
michael@0:    *   possibly with a warning if incompatible extensions are installed (see
michael@0:    *   app.update.mode); false if the user should be asked what he wants to do
michael@0:    *   when an update is available
michael@0:    * app.update.mode
michael@0:    * - an integer:
michael@0:    *     0    do not warn if an update will disable extensions or themes
michael@0:    *     1    warn if an update will disable extensions or themes
michael@0:    *     2    warn if an update will disable extensions or themes *or* if the
michael@0:    *          update is a major update
michael@0:    */
michael@0: 
michael@0: #ifdef MOZ_UPDATER
michael@0:   /**
michael@0:    * Selects the item of the radiogroup, and sets the warnIncompatible checkbox
michael@0:    * based on the pref values and locked states.
michael@0:    *
michael@0:    * UI state matrix for update preference conditions
michael@0:    *
michael@0:    * UI Components:                              Preferences
michael@0:    * Radiogroup                                  i   = app.update.enabled
michael@0:    * Warn before disabling extensions checkbox   ii  = app.update.auto
michael@0:    *                                             iii = app.update.mode
michael@0:    *
michael@0:    * Disabled states:
michael@0:    * Element           pref  value  locked  disabled
michael@0:    * radiogroup        i     t/f    f       false
michael@0:    *                   i     t/f    *t*     *true*
michael@0:    *                   ii    t/f    f       false
michael@0:    *                   ii    t/f    *t*     *true*
michael@0:    *                   iii   0/1/2  t/f     false
michael@0:    * warnIncompatible  i     t      f       false
michael@0:    *                   i     t      *t*     *true*
michael@0:    *                   i     *f*    t/f     *true*
michael@0:    *                   ii    t      f       false
michael@0:    *                   ii    t      *t*     *true*
michael@0:    *                   ii    *f*    t/f     *true*
michael@0:    *                   iii   0/1/2  f       false
michael@0:    *                   iii   0/1/2  *t*     *true*
michael@0:    */
michael@0:   updateReadPrefs: function ()
michael@0:   {
michael@0:     var enabledPref = document.getElementById("app.update.enabled");
michael@0:     var autoPref = document.getElementById("app.update.auto");
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:     var metroEnabledPref = document.getElementById("app.update.metro.enabled");
michael@0: #endif
michael@0: #endif
michael@0:     var radiogroup = document.getElementById("updateRadioGroup");
michael@0: 
michael@0:     if (!enabledPref.value)   // Don't care for autoPref.value in this case.
michael@0:       radiogroup.value="manual";    // 3. Never check for updates.
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:     // enabledPref.value && autoPref.value && metroEnabledPref.value
michael@0:     else if (metroEnabledPref.value && this._showingWin8Prefs)
michael@0:       radiogroup.value="autoMetro"; // 0. Automatically install updates
michael@0: #endif
michael@0: #endif
michael@0:     else if (autoPref.value)  // enabledPref.value && autoPref.value
michael@0:       radiogroup.value="auto";      // 1. Automatically install updates
michael@0:     else                      // enabledPref.value && !autoPref.value
michael@0:       radiogroup.value="checkOnly"; // 2. Check, but let me choose
michael@0: 
michael@0:     var canCheck = Components.classes["@mozilla.org/updates/update-service;1"].
michael@0:                      getService(Components.interfaces.nsIApplicationUpdateService).
michael@0:                      canCheckForUpdates;
michael@0:     // canCheck is false if the enabledPref is false and locked,
michael@0:     // or the binary platform or OS version is not known.
michael@0:     // A locked pref is sufficient to disable the radiogroup.
michael@0:     radiogroup.disabled = !canCheck || enabledPref.locked || autoPref.locked;
michael@0: 
michael@0:     var modePref = document.getElementById("app.update.mode");
michael@0:     var warnIncompatible = document.getElementById("warnIncompatible");
michael@0:     // the warnIncompatible checkbox value is set by readAddonWarn
michael@0:     warnIncompatible.disabled = radiogroup.disabled || modePref.locked ||
michael@0:                                 !enabledPref.value || !autoPref.value;
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:     if (this._showingWin8Prefs) {
michael@0:       warnIncompatible.disabled |= metroEnabledPref.value;
michael@0:       warnIncompatible.checked |= metroEnabledPref.value;
michael@0:     }
michael@0: #endif
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_MAINTENANCE_SERVICE
michael@0:     // Check to see if the maintenance service is installed.
michael@0:     // If it is don't show the preference at all.
michael@0:     var installed;
michael@0:     try {
michael@0:       var wrk = Components.classes["@mozilla.org/windows-registry-key;1"]
michael@0:                 .createInstance(Components.interfaces.nsIWindowsRegKey);
michael@0:       wrk.open(wrk.ROOT_KEY_LOCAL_MACHINE,
michael@0:                "SOFTWARE\\Mozilla\\MaintenanceService",
michael@0:                wrk.ACCESS_READ | wrk.WOW64_64);
michael@0:       installed = wrk.readIntValue("Installed");
michael@0:       wrk.close();
michael@0:     } catch(e) {
michael@0:     }
michael@0:     if (installed != 1) {
michael@0:       document.getElementById("useService").hidden = true;
michael@0:     }
michael@0: #endif
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Sets the pref values based on the selected item of the radiogroup,
michael@0:    * and sets the disabled state of the warnIncompatible checkbox accordingly.
michael@0:    */
michael@0:   updateWritePrefs: function ()
michael@0:   {
michael@0:     var enabledPref = document.getElementById("app.update.enabled");
michael@0:     var autoPref = document.getElementById("app.update.auto");
michael@0:     var modePref = document.getElementById("app.update.mode");
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:     var metroEnabledPref = document.getElementById("app.update.metro.enabled");
michael@0:     // Initialize the pref to false only if we're showing the option
michael@0:     if (this._showingWin8Prefs) {
michael@0:       metroEnabledPref.value = false;
michael@0:     }
michael@0: #endif
michael@0: #endif
michael@0:     var radiogroup = document.getElementById("updateRadioGroup");
michael@0:     switch (radiogroup.value) {
michael@0:       case "auto":      // 1. Automatically install updates for Desktop only
michael@0:         enabledPref.value = true;
michael@0:         autoPref.value = true;
michael@0:         break;
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:       case "autoMetro": // 0. Automatically install updates for both Metro and Desktop
michael@0:         enabledPref.value = true;
michael@0:         autoPref.value = true;
michael@0:         metroEnabledPref.value = true;
michael@0:         modePref.value = 1;
michael@0:         break;
michael@0: #endif
michael@0: #endif
michael@0:       case "checkOnly": // 2. Check, but let me choose
michael@0:         enabledPref.value = true;
michael@0:         autoPref.value = false;
michael@0:         break;
michael@0:       case "manual":    // 3. Never check for updates.
michael@0:         enabledPref.value = false;
michael@0:         autoPref.value = false;
michael@0:     }
michael@0: 
michael@0:     var warnIncompatible = document.getElementById("warnIncompatible");
michael@0:     warnIncompatible.disabled = enabledPref.locked || !enabledPref.value ||
michael@0:                                 autoPref.locked || !autoPref.value ||
michael@0:                                 modePref.locked;
michael@0: #ifdef XP_WIN
michael@0: #ifdef MOZ_METRO
michael@0:     if (this._showingWin8Prefs) {
michael@0:       warnIncompatible.disabled |= metroEnabledPref.value;
michael@0:       warnIncompatible.checked |= metroEnabledPref.value;
michael@0:     }
michael@0: #endif
michael@0: #endif
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Stores the value of the app.update.mode preference, which is a tristate
michael@0:    * integer preference.  We store the value here so that we can properly
michael@0:    * restore the preference value if the UI reflecting the preference value
michael@0:    * is in a state which can represent either of two integer values (as
michael@0:    * opposed to only one possible value in the other UI state).
michael@0:    */
michael@0:   _modePreference: -1,
michael@0: 
michael@0:   /**
michael@0:    * Reads the app.update.mode preference and converts its value into a
michael@0:    * true/false value for use in determining whether the "Warn me if this will
michael@0:    * disable extensions or themes" checkbox is checked.  We also save the value
michael@0:    * of the preference so that the preference value can be properly restored if
michael@0:    * the user's preferences cannot adequately be expressed by a single checkbox.
michael@0:    *
michael@0:    * app.update.mode          Checkbox State    Meaning
michael@0:    * 0                        Unchecked         Do not warn
michael@0:    * 1                        Checked           Warn if there are incompatibilities
michael@0:    * 2                        Checked           Warn if there are incompatibilities,
michael@0:    *                                            or the update is major.
michael@0:    */
michael@0:   readAddonWarn: function ()
michael@0:   {
michael@0:     var preference = document.getElementById("app.update.mode");
michael@0:     var warn = preference.value != 0;
michael@0:     gAdvancedPane._modePreference = warn ? preference.value : 1;
michael@0:     return warn;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Converts the state of the "Warn me if this will disable extensions or
michael@0:    * themes" checkbox into the integer preference which represents it,
michael@0:    * returning that value.
michael@0:    */
michael@0:   writeAddonWarn: function ()
michael@0:   {
michael@0:     var warnIncompatible = document.getElementById("warnIncompatible");
michael@0:     return !warnIncompatible.checked ? 0 : gAdvancedPane._modePreference;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Displays the history of installed updates.
michael@0:    */
michael@0:   showUpdates: function ()
michael@0:   {
michael@0:     var prompter = Components.classes["@mozilla.org/updates/update-prompt;1"]
michael@0:                              .createInstance(Components.interfaces.nsIUpdatePrompt);
michael@0:     prompter.showUpdateHistory(window);
michael@0:   },
michael@0: #endif
michael@0: 
michael@0:   // ENCRYPTION TAB
michael@0: 
michael@0:   /*
michael@0:    * Preferences:
michael@0:    *
michael@0:    * security.default_personal_cert
michael@0:    * - a string:
michael@0:    *     "Select Automatically"   select a certificate automatically when a site
michael@0:    *                              requests one
michael@0:    *     "Ask Every Time"         present a dialog to the user so he can select
michael@0:    *                              the certificate to use on a site which
michael@0:    *                              requests one
michael@0:    */
michael@0: 
michael@0:   /**
michael@0:    * Displays the user's certificates and associated options.
michael@0:    */
michael@0:   showCertificates: function ()
michael@0:   {
michael@0:     openDialog("chrome://pippki/content/certManager.xul",
michael@0:                "mozilla:certmanager",
michael@0:                "modal=yes", null);
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Displays a dialog in which OCSP preferences can be configured.
michael@0:    */
michael@0:   showOCSP: function ()
michael@0:   {
michael@0:     openDialog("chrome://mozapps/content/preferences/ocsp.xul",
michael@0:                "mozilla:crlmanager",
michael@0:                "modal=yes", null);
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Displays a dialog from which the user can manage his security devices.
michael@0:    */
michael@0:   showSecurityDevices: function ()
michael@0:   {
michael@0:     openDialog("chrome://pippki/content/device_manager.xul",
michael@0:                "mozilla:devicemanager",
michael@0:                "modal=yes", null);
michael@0:   }
michael@0: #ifdef HAVE_SHELL_SERVICE
michael@0:   ,
michael@0: 
michael@0:   // SYSTEM DEFAULTS
michael@0: 
michael@0:   /*
michael@0:    * Preferences:
michael@0:    *
michael@0:    * browser.shell.checkDefault
michael@0:    * - true if a default-browser check (and prompt to make it so if necessary)
michael@0:    *   occurs at startup, false otherwise
michael@0:    */
michael@0: 
michael@0:   /**
michael@0:    * Show button for setting browser as default browser or information that
michael@0:    * browser is already the default browser.
michael@0:    */
michael@0:   updateSetDefaultBrowser: function()
michael@0:   {
michael@0:     let shellSvc = getShellService();
michael@0:     let setDefaultPane = document.getElementById("setDefaultPane");
michael@0:     if (!shellSvc) {
michael@0:       setDefaultPane.hidden = true;
michael@0:       document.getElementById("alwaysCheckDefault").disabled = true;
michael@0:       return;
michael@0:     }
michael@0:     let selectedIndex =
michael@0:       shellSvc.isDefaultBrowser(false, true) ? 1 : 0;
michael@0:     setDefaultPane.selectedIndex = selectedIndex;
michael@0:   },
michael@0: 
michael@0:   /**
michael@0:    * Set browser as the operating system default browser.
michael@0:    */
michael@0:   setDefaultBrowser: function()
michael@0:   {
michael@0:     let shellSvc = getShellService();
michael@0:     if (!shellSvc)
michael@0:       return;
michael@0:     shellSvc.setDefaultBrowser(true, false);
michael@0:     let selectedIndex =
michael@0:       shellSvc.isDefaultBrowser(false, true) ? 1 : 0;
michael@0:     document.getElementById("setDefaultPane").selectedIndex = selectedIndex;
michael@0:   }
michael@0: #endif
michael@0: };