diff options
Diffstat (limited to 'application/basilisk/components/preferences/in-content/applications.js')
| -rw-r--r-- | application/basilisk/components/preferences/in-content/applications.js | 1900 |
1 files changed, 0 insertions, 1900 deletions
diff --git a/application/basilisk/components/preferences/in-content/applications.js b/application/basilisk/components/preferences/in-content/applications.js deleted file mode 100644 index 6f2989657..000000000 --- a/application/basilisk/components/preferences/in-content/applications.js +++ /dev/null @@ -1,1900 +0,0 @@ -/* 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/. */ - -"use strict"; - -// Constants & Enumeration Values - -Components.utils.import('resource://gre/modules/Services.jsm'); -Components.utils.import('resource://gre/modules/AppConstants.jsm'); -const TYPE_MAYBE_FEED = "application/vnd.mozilla.maybe.feed"; -const TYPE_MAYBE_VIDEO_FEED = "application/vnd.mozilla.maybe.video.feed"; -const TYPE_MAYBE_AUDIO_FEED = "application/vnd.mozilla.maybe.audio.feed"; -const TYPE_PDF = "application/pdf"; - -const PREF_PDFJS_DISABLED = "pdfjs.disabled"; -const TOPIC_PDFJS_HANDLER_CHANGED = "pdfjs:handlerChanged"; - -const PREF_DISABLED_PLUGIN_TYPES = "plugin.disable_full_page_plugin_for_types"; - -// Preferences that affect which entries to show in the list. -const PREF_SHOW_PLUGINS_IN_LIST = "browser.download.show_plugins_in_list"; -const PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS = - "browser.download.hide_plugins_without_extensions"; - -/* - * Preferences where we store handling information about the feed type. - * - * browser.feeds.handler - * - "bookmarks", "reader" (clarified further using the .default preference), - * or "ask" -- indicates the default handler being used to process feeds; - * "bookmarks" is obsolete; to specify that the handler is bookmarks, - * set browser.feeds.handler.default to "bookmarks"; - * - * browser.feeds.handler.default - * - "bookmarks", "client" or "web" -- indicates the chosen feed reader used - * to display feeds, either transiently (i.e., when the "use as default" - * checkbox is unchecked, corresponds to when browser.feeds.handler=="ask") - * or more permanently (i.e., the item displayed in the dropdown in Feeds - * preferences) - * - * browser.feeds.handler.webservice - * - the URL of the currently selected web service used to read feeds - * - * browser.feeds.handlers.application - * - nsILocalFile, stores the current client-side feed reading app if one has - * been chosen - */ -const PREF_FEED_SELECTED_APP = "browser.feeds.handlers.application"; -const PREF_FEED_SELECTED_WEB = "browser.feeds.handlers.webservice"; -const PREF_FEED_SELECTED_ACTION = "browser.feeds.handler"; -const PREF_FEED_SELECTED_READER = "browser.feeds.handler.default"; - -const PREF_VIDEO_FEED_SELECTED_APP = "browser.videoFeeds.handlers.application"; -const PREF_VIDEO_FEED_SELECTED_WEB = "browser.videoFeeds.handlers.webservice"; -const PREF_VIDEO_FEED_SELECTED_ACTION = "browser.videoFeeds.handler"; -const PREF_VIDEO_FEED_SELECTED_READER = "browser.videoFeeds.handler.default"; - -const PREF_AUDIO_FEED_SELECTED_APP = "browser.audioFeeds.handlers.application"; -const PREF_AUDIO_FEED_SELECTED_WEB = "browser.audioFeeds.handlers.webservice"; -const PREF_AUDIO_FEED_SELECTED_ACTION = "browser.audioFeeds.handler"; -const PREF_AUDIO_FEED_SELECTED_READER = "browser.audioFeeds.handler.default"; - -// The nsHandlerInfoAction enumeration values in nsIHandlerInfo identify -// the actions the application can take with content of various types. -// But since nsIHandlerInfo doesn't support plugins, there's no value -// identifying the "use plugin" action, so we use this constant instead. -const kActionUsePlugin = 5; - -const ICON_URL_APP = AppConstants.platform == "linux" ? - "moz-icon://dummy.exe?size=16" : - "chrome://browser/skin/preferences/application.png"; - -// For CSS. Can be one of "ask", "save", "plugin" or "feed". If absent, the icon URL -// was set by us to a custom handler icon and CSS should not try to override it. -const APP_ICON_ATTR_NAME = "appHandlerIcon"; - -// Utilities - -function getFileDisplayName(file) { - if (AppConstants.platform == "win") { - if (file instanceof Ci.nsILocalFileWin) { - try { - return file.getVersionInfoField("FileDescription"); - } catch (e) {} - } - } - if (AppConstants.platform == "macosx") { - if (file instanceof Ci.nsILocalFileMac) { - try { - return file.bundleDisplayName; - } catch (e) {} - } - } - return file.leafName; -} - -function getLocalHandlerApp(aFile) { - var localHandlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"]. - createInstance(Ci.nsILocalHandlerApp); - localHandlerApp.name = getFileDisplayName(aFile); - localHandlerApp.executable = aFile; - - return localHandlerApp; -} - -/** - * An enumeration of items in a JS array. - * - * FIXME: use ArrayConverter once it lands (bug 380839). - * - * @constructor - */ -function ArrayEnumerator(aItems) { - this._index = 0; - this._contents = aItems; -} - -ArrayEnumerator.prototype = { - _index: 0, - - hasMoreElements: function() { - return this._index < this._contents.length; - }, - - getNext: function() { - return this._contents[this._index++]; - } -}; - -function isFeedType(t) { - return t == TYPE_MAYBE_FEED || t == TYPE_MAYBE_VIDEO_FEED || t == TYPE_MAYBE_AUDIO_FEED; -} - -// HandlerInfoWrapper - -/** - * This object wraps nsIHandlerInfo with some additional functionality - * the Applications prefpane needs to display and allow modification of - * the list of handled types. - * - * We create an instance of this wrapper for each entry we might display - * in the prefpane, and we compose the instances from various sources, - * including plugins and the handler service. - * - * We don't implement all the original nsIHandlerInfo functionality, - * just the stuff that the prefpane needs. - * - * In theory, all of the custom functionality in this wrapper should get - * pushed down into nsIHandlerInfo eventually. - */ -function HandlerInfoWrapper(aType, aHandlerInfo) { - this._type = aType; - this.wrappedHandlerInfo = aHandlerInfo; -} - -HandlerInfoWrapper.prototype = { - // The wrapped nsIHandlerInfo object. In general, this object is private, - // but there are a couple cases where callers access it directly for things - // we haven't (yet?) implemented, so we make it a public property. - wrappedHandlerInfo: null, - - - // Convenience Utils - - _handlerSvc: Cc["@mozilla.org/uriloader/handler-service;1"]. - getService(Ci.nsIHandlerService), - - _prefSvc: Cc["@mozilla.org/preferences-service;1"]. - getService(Ci.nsIPrefBranch), - - _categoryMgr: Cc["@mozilla.org/categorymanager;1"]. - getService(Ci.nsICategoryManager), - - element: function(aID) { - return document.getElementById(aID); - }, - - - // nsIHandlerInfo - - // The MIME type or protocol scheme. - _type: null, - get type() { - return this._type; - }, - - get description() { - if (this.wrappedHandlerInfo.description) - return this.wrappedHandlerInfo.description; - - if (this.primaryExtension) { - var extension = this.primaryExtension.toUpperCase(); - return this.element("bundlePreferences").getFormattedString("fileEnding", - [extension]); - } - - return this.type; - }, - - get preferredApplicationHandler() { - return this.wrappedHandlerInfo.preferredApplicationHandler; - }, - - set preferredApplicationHandler(aNewValue) { - this.wrappedHandlerInfo.preferredApplicationHandler = aNewValue; - - // Make sure the preferred handler is in the set of possible handlers. - if (aNewValue) - this.addPossibleApplicationHandler(aNewValue) - }, - - get possibleApplicationHandlers() { - return this.wrappedHandlerInfo.possibleApplicationHandlers; - }, - - addPossibleApplicationHandler: function(aNewHandler) { - var possibleApps = this.possibleApplicationHandlers.enumerate(); - while (possibleApps.hasMoreElements()) { - if (possibleApps.getNext().equals(aNewHandler)) - return; - } - this.possibleApplicationHandlers.appendElement(aNewHandler, false); - }, - - removePossibleApplicationHandler: function(aHandler) { - var defaultApp = this.preferredApplicationHandler; - if (defaultApp && aHandler.equals(defaultApp)) { - // If the app we remove was the default app, we must make sure - // it won't be used anymore - this.alwaysAskBeforeHandling = true; - this.preferredApplicationHandler = null; - } - - var handlers = this.possibleApplicationHandlers; - for (var i = 0; i < handlers.length; ++i) { - var handler = handlers.queryElementAt(i, Ci.nsIHandlerApp); - if (handler.equals(aHandler)) { - handlers.removeElementAt(i); - break; - } - } - }, - - get hasDefaultHandler() { - return this.wrappedHandlerInfo.hasDefaultHandler; - }, - - get defaultDescription() { - return this.wrappedHandlerInfo.defaultDescription; - }, - - // What to do with content of this type. - get preferredAction() { - // If we have an enabled plugin, then the action is to use that plugin. - if (this.pluginName && !this.isDisabledPluginType) - return kActionUsePlugin; - - // If the action is to use a helper app, but we don't have a preferred - // handler app, then switch to using the system default, if any; otherwise - // fall back to saving to disk, which is the default action in nsMIMEInfo. - // Note: "save to disk" is an invalid value for protocol info objects, - // but the alwaysAskBeforeHandling getter will detect that situation - // and always return true in that case to override this invalid value. - if (this.wrappedHandlerInfo.preferredAction == Ci.nsIHandlerInfo.useHelperApp && - !gApplicationsPane.isValidHandlerApp(this.preferredApplicationHandler)) { - if (this.wrappedHandlerInfo.hasDefaultHandler) - return Ci.nsIHandlerInfo.useSystemDefault; - return Ci.nsIHandlerInfo.saveToDisk; - } - - return this.wrappedHandlerInfo.preferredAction; - }, - - set preferredAction(aNewValue) { - // If the action is to use the plugin, - // we must set the preferred action to "save to disk". - // But only if it's not currently the preferred action. - if ((aNewValue == kActionUsePlugin) && - (this.preferredAction != Ci.nsIHandlerInfo.saveToDisk)) { - aNewValue = Ci.nsIHandlerInfo.saveToDisk; - } - - // We don't modify the preferred action if the new action is to use a plugin - // because handler info objects don't understand our custom "use plugin" - // value. Also, leaving it untouched means that we can automatically revert - // to the old setting if the user ever removes the plugin. - - if (aNewValue != kActionUsePlugin) - this.wrappedHandlerInfo.preferredAction = aNewValue; - }, - - get alwaysAskBeforeHandling() { - // If this type is handled only by a plugin, we can't trust the value - // in the handler info object, since it'll be a default based on the absence - // of any user configuration, and the default in that case is to always ask, - // even though we never ask for content handled by a plugin, so special case - // plugin-handled types by returning false here. - if (this.pluginName && this.handledOnlyByPlugin) - return false; - - // If this is a protocol type and the preferred action is "save to disk", - // which is invalid for such types, then return true here to override that - // action. This could happen when the preferred action is to use a helper - // app, but the preferredApplicationHandler is invalid, and there isn't - // a default handler, so the preferredAction getter returns save to disk - // instead. - if (!(this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) && - this.preferredAction == Ci.nsIHandlerInfo.saveToDisk) - return true; - - return this.wrappedHandlerInfo.alwaysAskBeforeHandling; - }, - - set alwaysAskBeforeHandling(aNewValue) { - this.wrappedHandlerInfo.alwaysAskBeforeHandling = aNewValue; - }, - - - // nsIMIMEInfo - - // The primary file extension associated with this type, if any. - // - // XXX Plugin objects contain an array of MimeType objects with "suffixes" - // properties; if this object has an associated plugin, shouldn't we check - // those properties for an extension? - get primaryExtension() { - try { - if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo && - this.wrappedHandlerInfo.primaryExtension) - return this.wrappedHandlerInfo.primaryExtension - } catch (ex) {} - - return null; - }, - - - // Plugin Handling - - // A plugin that can handle this type, if any. - // - // Note: just because we have one doesn't mean it *will* handle the type. - // That depends on whether or not the type is in the list of types for which - // plugin handling is disabled. - plugin: null, - - // Whether or not this type is only handled by a plugin or is also handled - // by some user-configured action as specified in the handler info object. - // - // Note: we can't just check if there's a handler info object for this type, - // because OS and user configuration is mixed up in the handler info object, - // so we always need to retrieve it for the OS info and can't tell whether - // it represents only OS-default information or user-configured information. - // - // FIXME: once handler info records are broken up into OS-provided records - // and user-configured records, stop using this boolean flag and simply - // check for the presence of a user-configured record to determine whether - // or not this type is only handled by a plugin. Filed as bug 395142. - handledOnlyByPlugin: undefined, - - get isDisabledPluginType() { - return this._getDisabledPluginTypes().indexOf(this.type) != -1; - }, - - _getDisabledPluginTypes: function() { - var types = ""; - - if (this._prefSvc.prefHasUserValue(PREF_DISABLED_PLUGIN_TYPES)) - types = this._prefSvc.getCharPref(PREF_DISABLED_PLUGIN_TYPES); - - // Only split if the string isn't empty so we don't end up with an array - // containing a single empty string. - if (types != "") - return types.split(","); - - return []; - }, - - disablePluginType: function() { - var disabledPluginTypes = this._getDisabledPluginTypes(); - - if (disabledPluginTypes.indexOf(this.type) == -1) - disabledPluginTypes.push(this.type); - - this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES, - disabledPluginTypes.join(",")); - - // Update the category manager so existing browser windows update. - this._categoryMgr.deleteCategoryEntry("Gecko-Content-Viewers", - this.type, - false); - }, - - enablePluginType: function() { - var disabledPluginTypes = this._getDisabledPluginTypes(); - - var type = this.type; - disabledPluginTypes = disabledPluginTypes.filter(v => v != type); - - this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES, - disabledPluginTypes.join(",")); - - // Update the category manager so existing browser windows update. - this._categoryMgr. - addCategoryEntry("Gecko-Content-Viewers", - this.type, - "@mozilla.org/content/plugin/document-loader-factory;1", - false, - true); - }, - - - // Storage - - store: function() { - this._handlerSvc.store(this.wrappedHandlerInfo); - }, - - - // Icons - - get smallIcon() { - return this._getIcon(16); - }, - - _getIcon: function(aSize) { - if (this.primaryExtension) - return "moz-icon://goat." + this.primaryExtension + "?size=" + aSize; - - if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) - return "moz-icon://goat?size=" + aSize + "&contentType=" + this.type; - - // FIXME: consider returning some generic icon when we can't get a URL for - // one (for example in the case of protocol schemes). Filed as bug 395141. - return null; - } - -}; - - -// Feed Handler Info - -/** - * This object implements nsIHandlerInfo for the feed types. It's a separate - * object because we currently store handling information for the feed type - * in a set of preferences rather than the nsIHandlerService-managed datastore. - * - * This object inherits from HandlerInfoWrapper in order to get functionality - * that isn't special to the feed type. - * - * XXX Should we inherit from HandlerInfoWrapper? After all, we override - * most of that wrapper's properties and methods, and we have to dance around - * the fact that the wrapper expects to have a wrappedHandlerInfo, which we - * don't provide. - */ - -function FeedHandlerInfo(aMIMEType) { - HandlerInfoWrapper.call(this, aMIMEType, null); -} - -FeedHandlerInfo.prototype = { - __proto__: HandlerInfoWrapper.prototype, - - // Convenience Utils - - _converterSvc: - Cc["@mozilla.org/embeddor.implemented/web-content-handler-registrar;1"]. - getService(Ci.nsIWebContentConverterService), - - _shellSvc: AppConstants.HAVE_SHELL_SERVICE ? getShellService() : null, - - // nsIHandlerInfo - - get description() { - return this.element("bundlePreferences").getString(this._appPrefLabel); - }, - - get preferredApplicationHandler() { - switch (this.element(this._prefSelectedReader).value) { - case "client": - var file = this.element(this._prefSelectedApp).value; - if (file) - return getLocalHandlerApp(file); - - return null; - - case "web": - var uri = this.element(this._prefSelectedWeb).value; - if (!uri) - return null; - return this._converterSvc.getWebContentHandlerByURI(this.type, uri); - - case "bookmarks": - default: - // When the pref is set to bookmarks, we handle feeds internally, - // we don't forward them to a local or web handler app, so there is - // no preferred handler. - return null; - } - }, - - set preferredApplicationHandler(aNewValue) { - if (aNewValue instanceof Ci.nsILocalHandlerApp) { - this.element(this._prefSelectedApp).value = aNewValue.executable; - this.element(this._prefSelectedReader).value = "client"; - } - else if (aNewValue instanceof Ci.nsIWebContentHandlerInfo) { - this.element(this._prefSelectedWeb).value = aNewValue.uri; - this.element(this._prefSelectedReader).value = "web"; - // Make the web handler be the new "auto handler" for feeds. - // Note: we don't have to unregister the auto handler when the user picks - // a non-web handler (local app, Live Bookmarks, etc.) because the service - // only uses the "auto handler" when the selected reader is a web handler. - // We also don't have to unregister it when the user turns on "always ask" - // (i.e. preview in browser), since that also overrides the auto handler. - this._converterSvc.setAutoHandler(this.type, aNewValue); - } - }, - - _possibleApplicationHandlers: null, - - get possibleApplicationHandlers() { - if (this._possibleApplicationHandlers) - return this._possibleApplicationHandlers; - - // A minimal implementation of nsIMutableArray. It only supports the two - // methods its callers invoke, namely appendElement and nsIArray::enumerate. - this._possibleApplicationHandlers = { - _inner: [], - _removed: [], - - QueryInterface: function(aIID) { - if (aIID.equals(Ci.nsIMutableArray) || - aIID.equals(Ci.nsIArray) || - aIID.equals(Ci.nsISupports)) - return this; - - throw Cr.NS_ERROR_NO_INTERFACE; - }, - - get length() { - return this._inner.length; - }, - - enumerate: function() { - return new ArrayEnumerator(this._inner); - }, - - appendElement: function(aHandlerApp, aWeak) { - this._inner.push(aHandlerApp); - }, - - removeElementAt: function(aIndex) { - this._removed.push(this._inner[aIndex]); - this._inner.splice(aIndex, 1); - }, - - queryElementAt: function(aIndex, aInterface) { - return this._inner[aIndex].QueryInterface(aInterface); - } - }; - - // Add the selected local app if it's different from the OS default handler. - // Unlike for other types, we can store only one local app at a time for the - // feed type, since we store it in a preference that historically stores - // only a single path. But we display all the local apps the user chooses - // while the prefpane is open, only dropping the list when the user closes - // the prefpane, for maximum usability and consistency with other types. - var preferredAppFile = this.element(this._prefSelectedApp).value; - if (preferredAppFile) { - let preferredApp = getLocalHandlerApp(preferredAppFile); - let defaultApp = this._defaultApplicationHandler; - if (!defaultApp || !defaultApp.equals(preferredApp)) - this._possibleApplicationHandlers.appendElement(preferredApp, false); - } - - // Add the registered web handlers. There can be any number of these. - var webHandlers = this._converterSvc.getContentHandlers(this.type); - for (let webHandler of webHandlers) - this._possibleApplicationHandlers.appendElement(webHandler, false); - - return this._possibleApplicationHandlers; - }, - - __defaultApplicationHandler: undefined, - get _defaultApplicationHandler() { - if (typeof this.__defaultApplicationHandler != "undefined") - return this.__defaultApplicationHandler; - - var defaultFeedReader = null; - if (AppConstants.HAVE_SHELL_SERVICE) { - try { - defaultFeedReader = this._shellSvc.defaultFeedReader; - } - catch (ex) { - // no default reader or _shellSvc is null - } - } - - if (defaultFeedReader) { - let handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"]. - createInstance(Ci.nsIHandlerApp); - handlerApp.name = getFileDisplayName(defaultFeedReader); - handlerApp.QueryInterface(Ci.nsILocalHandlerApp); - handlerApp.executable = defaultFeedReader; - - this.__defaultApplicationHandler = handlerApp; - } - else { - this.__defaultApplicationHandler = null; - } - - return this.__defaultApplicationHandler; - }, - - get hasDefaultHandler() { - if (AppConstants.HAVE_SHELL_SERVICE) { - try { - if (this._shellSvc.defaultFeedReader) - return true; - } - catch (ex) { - // no default reader or _shellSvc is null - } - } - - return false; - }, - - get defaultDescription() { - if (this.hasDefaultHandler) - return this._defaultApplicationHandler.name; - - // Should we instead return null? - return ""; - }, - - // What to do with content of this type. - get preferredAction() { - switch (this.element(this._prefSelectedAction).value) { - - case "bookmarks": - return Ci.nsIHandlerInfo.handleInternally; - - case "reader": { - let preferredApp = this.preferredApplicationHandler; - let defaultApp = this._defaultApplicationHandler; - - // If we have a valid preferred app, return useSystemDefault if it's - // the default app; otherwise return useHelperApp. - if (gApplicationsPane.isValidHandlerApp(preferredApp)) { - if (defaultApp && defaultApp.equals(preferredApp)) - return Ci.nsIHandlerInfo.useSystemDefault; - - return Ci.nsIHandlerInfo.useHelperApp; - } - - // The pref is set to "reader", but we don't have a valid preferred app. - // What do we do now? Not sure this is the best option (perhaps we - // should direct the user to the default app, if any), but for now let's - // direct the user to live bookmarks. - return Ci.nsIHandlerInfo.handleInternally; - } - - // If the action is "ask", then alwaysAskBeforeHandling will override - // the action, so it doesn't matter what we say it is, it just has to be - // something that doesn't cause the controller to hide the type. - case "ask": - default: - return Ci.nsIHandlerInfo.handleInternally; - } - }, - - set preferredAction(aNewValue) { - switch (aNewValue) { - - case Ci.nsIHandlerInfo.handleInternally: - this.element(this._prefSelectedReader).value = "bookmarks"; - break; - - case Ci.nsIHandlerInfo.useHelperApp: - this.element(this._prefSelectedAction).value = "reader"; - // The controller has already set preferredApplicationHandler - // to the new helper app. - break; - - case Ci.nsIHandlerInfo.useSystemDefault: - this.element(this._prefSelectedAction).value = "reader"; - this.preferredApplicationHandler = this._defaultApplicationHandler; - break; - } - }, - - get alwaysAskBeforeHandling() { - return this.element(this._prefSelectedAction).value == "ask"; - }, - - set alwaysAskBeforeHandling(aNewValue) { - if (aNewValue == true) - this.element(this._prefSelectedAction).value = "ask"; - else - this.element(this._prefSelectedAction).value = "reader"; - }, - - // Whether or not we are currently storing the action selected by the user. - // We use this to suppress notification-triggered updates to the list when - // we make changes that may spawn such updates, specifically when we change - // the action for the feed type, which results in feed preference updates, - // which spawn "pref changed" notifications that would otherwise cause us - // to rebuild the view unnecessarily. - _storingAction: false, - - - // nsIMIMEInfo - - get primaryExtension() { - return "xml"; - }, - - - // Storage - - // Changes to the preferred action and handler take effect immediately - // (we write them out to the preferences right as they happen), - // so we when the controller calls store() after modifying the handlers, - // the only thing we need to store is the removal of possible handlers - // XXX Should we hold off on making the changes until this method gets called? - store: function() { - for (let app of this._possibleApplicationHandlers._removed) { - if (app instanceof Ci.nsILocalHandlerApp) { - let pref = this.element(PREF_FEED_SELECTED_APP); - var preferredAppFile = pref.value; - if (preferredAppFile) { - let preferredApp = getLocalHandlerApp(preferredAppFile); - if (app.equals(preferredApp)) - pref.reset(); - } - } - else { - app.QueryInterface(Ci.nsIWebContentHandlerInfo); - this._converterSvc.removeContentHandler(app.contentType, app.uri); - } - } - this._possibleApplicationHandlers._removed = []; - }, - - - // Icons - - get smallIcon() { - return this._smallIcon; - } - -}; - -var feedHandlerInfo = { - __proto__: new FeedHandlerInfo(TYPE_MAYBE_FEED), - _prefSelectedApp: PREF_FEED_SELECTED_APP, - _prefSelectedWeb: PREF_FEED_SELECTED_WEB, - _prefSelectedAction: PREF_FEED_SELECTED_ACTION, - _prefSelectedReader: PREF_FEED_SELECTED_READER, - _smallIcon: "chrome://browser/skin/feeds/feedIcon16.png", - _appPrefLabel: "webFeed" -} - -var videoFeedHandlerInfo = { - __proto__: new FeedHandlerInfo(TYPE_MAYBE_VIDEO_FEED), - _prefSelectedApp: PREF_VIDEO_FEED_SELECTED_APP, - _prefSelectedWeb: PREF_VIDEO_FEED_SELECTED_WEB, - _prefSelectedAction: PREF_VIDEO_FEED_SELECTED_ACTION, - _prefSelectedReader: PREF_VIDEO_FEED_SELECTED_READER, - _smallIcon: "chrome://browser/skin/feeds/videoFeedIcon16.png", - _appPrefLabel: "videoPodcastFeed" -} - -var audioFeedHandlerInfo = { - __proto__: new FeedHandlerInfo(TYPE_MAYBE_AUDIO_FEED), - _prefSelectedApp: PREF_AUDIO_FEED_SELECTED_APP, - _prefSelectedWeb: PREF_AUDIO_FEED_SELECTED_WEB, - _prefSelectedAction: PREF_AUDIO_FEED_SELECTED_ACTION, - _prefSelectedReader: PREF_AUDIO_FEED_SELECTED_READER, - _smallIcon: "chrome://browser/skin/feeds/audioFeedIcon16.png", - _appPrefLabel: "audioPodcastFeed" -} - -/** - * InternalHandlerInfoWrapper provides a basic mechanism to create an internal - * mime type handler that can be enabled/disabled in the applications preference - * menu. - */ -function InternalHandlerInfoWrapper(aMIMEType) { - var mimeSvc = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService); - var handlerInfo = mimeSvc.getFromTypeAndExtension(aMIMEType, null); - - HandlerInfoWrapper.call(this, aMIMEType, handlerInfo); -} - -InternalHandlerInfoWrapper.prototype = { - __proto__: HandlerInfoWrapper.prototype, - - // Override store so we so we can notify any code listening for registration - // or unregistration of this handler. - store: function() { - HandlerInfoWrapper.prototype.store.call(this); - Services.obs.notifyObservers(null, this._handlerChanged, null); - }, - - get enabled() { - throw Cr.NS_ERROR_NOT_IMPLEMENTED; - }, - - get description() { - return this.element("bundlePreferences").getString(this._appPrefLabel); - } -}; - -var pdfHandlerInfo = { - __proto__: new InternalHandlerInfoWrapper(TYPE_PDF), - _handlerChanged: TOPIC_PDFJS_HANDLER_CHANGED, - _appPrefLabel: "portableDocumentFormat", - get enabled() { - return !Services.prefs.getBoolPref(PREF_PDFJS_DISABLED); - }, -}; - - -// Prefpane Controller - -var gApplicationsPane = { - // The set of types the app knows how to handle. A hash of HandlerInfoWrapper - // objects, indexed by type. - _handledTypes: {}, - - // The list of types we can show, sorted by the sort column/direction. - // An array of HandlerInfoWrapper objects. We build this list when we first - // load the data and then rebuild it when users change a pref that affects - // what types we can show or change the sort column/direction. - // Note: this isn't necessarily the list of types we *will* show; if the user - // provides a filter string, we'll only show the subset of types in this list - // that match that string. - _visibleTypes: [], - - // A count of the number of times each visible type description appears. - // We use these counts to determine whether or not to annotate descriptions - // with their types to distinguish duplicate descriptions from each other. - // A hash of integer counts, indexed by string description. - _visibleTypeDescriptionCount: {}, - - - // Convenience & Performance Shortcuts - - // These get defined by init(). - _brandShortName : null, - _prefsBundle : null, - _list : null, - _filter : null, - - _prefSvc : Cc["@mozilla.org/preferences-service;1"]. - getService(Ci.nsIPrefBranch), - - _mimeSvc : Cc["@mozilla.org/mime;1"]. - getService(Ci.nsIMIMEService), - - _helperAppSvc : Cc["@mozilla.org/uriloader/external-helper-app-service;1"]. - getService(Ci.nsIExternalHelperAppService), - - _handlerSvc : Cc["@mozilla.org/uriloader/handler-service;1"]. - getService(Ci.nsIHandlerService), - - _ioSvc : Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService), - - - // Initialization & Destruction - - init: function() { - function setEventListener(aId, aEventType, aCallback) - { - document.getElementById(aId) - .addEventListener(aEventType, aCallback.bind(gApplicationsPane)); - } - - // Initialize shortcuts to some commonly accessed elements & values. - this._brandShortName = - document.getElementById("bundleBrand").getString("brandShortName"); - this._prefsBundle = document.getElementById("bundlePreferences"); - this._list = document.getElementById("handlersView"); - this._filter = document.getElementById("filter"); - - // Observe preferences that influence what we display so we can rebuild - // the view when they change. - this._prefSvc.addObserver(PREF_SHOW_PLUGINS_IN_LIST, this, false); - this._prefSvc.addObserver(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS, this, false); - this._prefSvc.addObserver(PREF_FEED_SELECTED_APP, this, false); - this._prefSvc.addObserver(PREF_FEED_SELECTED_WEB, this, false); - this._prefSvc.addObserver(PREF_FEED_SELECTED_ACTION, this, false); - this._prefSvc.addObserver(PREF_FEED_SELECTED_READER, this, false); - - this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_APP, this, false); - this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_WEB, this, false); - this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_ACTION, this, false); - this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_READER, this, false); - - this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_APP, this, false); - this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_WEB, this, false); - this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_ACTION, this, false); - this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_READER, this, false); - - - setEventListener("focusSearch1", "command", gApplicationsPane.focusFilterBox); - setEventListener("focusSearch2", "command", gApplicationsPane.focusFilterBox); - setEventListener("filter", "command", gApplicationsPane.filter); - setEventListener("handlersView", "select", - gApplicationsPane.onSelectionChanged); - setEventListener("typeColumn", "click", gApplicationsPane.sort); - setEventListener("actionColumn", "click", gApplicationsPane.sort); - - // Listen for window unload so we can remove our preference observers. - window.addEventListener("unload", this, false); - - // Figure out how we should be sorting the list. We persist sort settings - // across sessions, so we can't assume the default sort column/direction. - // XXX should we be using the XUL sort service instead? - if (document.getElementById("actionColumn").hasAttribute("sortDirection")) { - this._sortColumn = document.getElementById("actionColumn"); - // The typeColumn element always has a sortDirection attribute, - // either because it was persisted or because the default value - // from the xul file was used. If we are sorting on the other - // column, we should remove it. - document.getElementById("typeColumn").removeAttribute("sortDirection"); - } - else - this._sortColumn = document.getElementById("typeColumn"); - - // Load the data and build the list of handlers. - // By doing this in a timeout, we let the preferences dialog resize itself - // to an appropriate size before we add a bunch of items to the list. - // Otherwise, if there are many items, and the Applications prefpane - // is the one that gets displayed when the user first opens the dialog, - // the dialog might stretch too much in an attempt to fit them all in. - // XXX Shouldn't we perhaps just set a max-height on the richlistbox? - var _delayedPaneLoad = function(self) { - self._loadData(); - self._rebuildVisibleTypes(); - self._sortVisibleTypes(); - self._rebuildView(); - - // Notify observers that the UI is now ready - Cc["@mozilla.org/observer-service;1"].getService(Ci.nsIObserverService). - notifyObservers(window, "app-handler-pane-loaded", null); - } - setTimeout(_delayedPaneLoad, 0, this); - }, - - destroy: function() { - window.removeEventListener("unload", this, false); - this._prefSvc.removeObserver(PREF_SHOW_PLUGINS_IN_LIST, this); - this._prefSvc.removeObserver(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS, this); - this._prefSvc.removeObserver(PREF_FEED_SELECTED_APP, this); - this._prefSvc.removeObserver(PREF_FEED_SELECTED_WEB, this); - this._prefSvc.removeObserver(PREF_FEED_SELECTED_ACTION, this); - this._prefSvc.removeObserver(PREF_FEED_SELECTED_READER, this); - - this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_APP, this); - this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_WEB, this); - this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_ACTION, this); - this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_READER, this); - - this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_APP, this); - this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_WEB, this); - this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_ACTION, this); - this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_READER, this); - }, - - - // nsISupports - - QueryInterface: function(aIID) { - if (aIID.equals(Ci.nsIObserver) || - aIID.equals(Ci.nsIDOMEventListener || - aIID.equals(Ci.nsISupports))) - return this; - - throw Cr.NS_ERROR_NO_INTERFACE; - }, - - - // nsIObserver - - observe: function (aSubject, aTopic, aData) { - // Rebuild the list when there are changes to preferences that influence - // whether or not to show certain entries in the list. - if (aTopic == "nsPref:changed" && !this._storingAction) { - // These two prefs alter the list of visible types, so we have to rebuild - // that list when they change. - if (aData == PREF_SHOW_PLUGINS_IN_LIST || - aData == PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS) { - this._rebuildVisibleTypes(); - this._sortVisibleTypes(); - } - - // All the prefs we observe can affect what we display, so we rebuild - // the view when any of them changes. - this._rebuildView(); - } - }, - - - // nsIDOMEventListener - - handleEvent: function(aEvent) { - if (aEvent.type == "unload") { - this.destroy(); - } - }, - - - // Composed Model Construction - - _loadData: function() { - this._loadFeedHandler(); - this._loadInternalHandlers(); - this._loadPluginHandlers(); - this._loadApplicationHandlers(); - }, - - _loadFeedHandler: function() { - this._handledTypes[TYPE_MAYBE_FEED] = feedHandlerInfo; - feedHandlerInfo.handledOnlyByPlugin = false; - - this._handledTypes[TYPE_MAYBE_VIDEO_FEED] = videoFeedHandlerInfo; - videoFeedHandlerInfo.handledOnlyByPlugin = false; - - this._handledTypes[TYPE_MAYBE_AUDIO_FEED] = audioFeedHandlerInfo; - audioFeedHandlerInfo.handledOnlyByPlugin = false; - }, - - /** - * Load higher level internal handlers so they can be turned on/off in the - * applications menu. - */ - _loadInternalHandlers: function() { - var internalHandlers = [pdfHandlerInfo]; - for (let internalHandler of internalHandlers) { - if (internalHandler.enabled) { - this._handledTypes[internalHandler.type] = internalHandler; - } - } - }, - - /** - * Load the set of handlers defined by plugins. - * - * Note: if there's more than one plugin for a given MIME type, we assume - * the last one is the one that the application will use. That may not be - * correct, but it's how we've been doing it for years. - * - * Perhaps we should instead query navigator.mimeTypes for the set of types - * supported by the application and then get the plugin from each MIME type's - * enabledPlugin property. But if there's a plugin for a type, we need - * to know about it even if it isn't enabled, since we're going to give - * the user an option to enable it. - * - * Also note that enabledPlugin does not get updated when - * plugin.disable_full_page_plugin_for_types changes, so even if we could use - * enabledPlugin to get the plugin that would be used, we'd still need to - * check the pref ourselves to find out if it's enabled. - */ - _loadPluginHandlers: function() { - "use strict"; - - let mimeTypes = navigator.mimeTypes; - - for (let mimeType of mimeTypes) { - let handlerInfoWrapper; - if (mimeType.type in this._handledTypes) { - handlerInfoWrapper = this._handledTypes[mimeType.type]; - } else { - let wrappedHandlerInfo = - this._mimeSvc.getFromTypeAndExtension(mimeType.type, null); - handlerInfoWrapper = new HandlerInfoWrapper(mimeType.type, wrappedHandlerInfo); - handlerInfoWrapper.handledOnlyByPlugin = true; - this._handledTypes[mimeType.type] = handlerInfoWrapper; - } - handlerInfoWrapper.pluginName = mimeType.enabledPlugin.name; - } - }, - - /** - * Load the set of handlers defined by the application datastore. - */ - _loadApplicationHandlers: function() { - var wrappedHandlerInfos = this._handlerSvc.enumerate(); - while (wrappedHandlerInfos.hasMoreElements()) { - let wrappedHandlerInfo = - wrappedHandlerInfos.getNext().QueryInterface(Ci.nsIHandlerInfo); - let type = wrappedHandlerInfo.type; - - let handlerInfoWrapper; - if (type in this._handledTypes) - handlerInfoWrapper = this._handledTypes[type]; - else { - handlerInfoWrapper = new HandlerInfoWrapper(type, wrappedHandlerInfo); - this._handledTypes[type] = handlerInfoWrapper; - } - - handlerInfoWrapper.handledOnlyByPlugin = false; - } - }, - - - // View Construction - - _rebuildVisibleTypes: function() { - // Reset the list of visible types and the visible type description counts. - this._visibleTypes = []; - this._visibleTypeDescriptionCount = {}; - - // Get the preferences that help determine what types to show. - var showPlugins = this._prefSvc.getBoolPref(PREF_SHOW_PLUGINS_IN_LIST); - var hidePluginsWithoutExtensions = - this._prefSvc.getBoolPref(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS); - - for (let type in this._handledTypes) { - let handlerInfo = this._handledTypes[type]; - - // Hide plugins without associated extensions if so prefed so we don't - // show a whole bunch of obscure types handled by plugins on Mac. - // Note: though protocol types don't have extensions, we still show them; - // the pref is only meant to be applied to MIME types, since plugins are - // only associated with MIME types. - // FIXME: should we also check the "suffixes" property of the plugin? - // Filed as bug 395135. - if (hidePluginsWithoutExtensions && handlerInfo.handledOnlyByPlugin && - handlerInfo.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo && - !handlerInfo.primaryExtension) - continue; - - // Hide types handled only by plugins if so prefed. - if (handlerInfo.handledOnlyByPlugin && !showPlugins) - continue; - - // We couldn't find any reason to exclude the type, so include it. - this._visibleTypes.push(handlerInfo); - - if (handlerInfo.description in this._visibleTypeDescriptionCount) - this._visibleTypeDescriptionCount[handlerInfo.description]++; - else - this._visibleTypeDescriptionCount[handlerInfo.description] = 1; - } - }, - - _rebuildView: function() { - // Clear the list of entries. - while (this._list.childNodes.length > 1) - this._list.removeChild(this._list.lastChild); - - var visibleTypes = this._visibleTypes; - - // If the user is filtering the list, then only show matching types. - if (this._filter.value) - visibleTypes = visibleTypes.filter(this._matchesFilter, this); - - for (let visibleType of visibleTypes) { - let item = document.createElement("richlistitem"); - item.setAttribute("type", visibleType.type); - item.setAttribute("typeDescription", this._describeType(visibleType)); - if (visibleType.smallIcon) - item.setAttribute("typeIcon", visibleType.smallIcon); - item.setAttribute("actionDescription", - this._describePreferredAction(visibleType)); - - if (!this._setIconClassForPreferredAction(visibleType, item)) { - item.setAttribute("actionIcon", - this._getIconURLForPreferredAction(visibleType)); - } - - this._list.appendChild(item); - } - - this._selectLastSelectedType(); - }, - - _matchesFilter: function(aType) { - var filterValue = this._filter.value.toLowerCase(); - return this._describeType(aType).toLowerCase().indexOf(filterValue) != -1 || - this._describePreferredAction(aType).toLowerCase().indexOf(filterValue) != -1; - }, - - /** - * Describe, in a human-readable fashion, the type represented by the given - * handler info object. Normally this is just the description provided by - * the info object, but if more than one object presents the same description, - * then we annotate the duplicate descriptions with the type itself to help - * users distinguish between those types. - * - * @param aHandlerInfo {nsIHandlerInfo} the type being described - * @returns {string} a description of the type - */ - _describeType: function(aHandlerInfo) { - if (this._visibleTypeDescriptionCount[aHandlerInfo.description] > 1) - return this._prefsBundle.getFormattedString("typeDescriptionWithType", - [aHandlerInfo.description, - aHandlerInfo.type]); - - return aHandlerInfo.description; - }, - - /** - * Describe, in a human-readable fashion, the preferred action to take on - * the type represented by the given handler info object. - * - * XXX Should this be part of the HandlerInfoWrapper interface? It would - * violate the separation of model and view, but it might make more sense - * nonetheless (f.e. it would make sortTypes easier). - * - * @param aHandlerInfo {nsIHandlerInfo} the type whose preferred action - * is being described - * @returns {string} a description of the action - */ - _describePreferredAction: function(aHandlerInfo) { - // alwaysAskBeforeHandling overrides the preferred action, so if that flag - // is set, then describe that behavior instead. For most types, this is - // the "alwaysAsk" string, but for the feed type we show something special. - if (aHandlerInfo.alwaysAskBeforeHandling) { - if (isFeedType(aHandlerInfo.type)) - return this._prefsBundle.getFormattedString("previewInApp", - [this._brandShortName]); - return this._prefsBundle.getString("alwaysAsk"); - } - - switch (aHandlerInfo.preferredAction) { - case Ci.nsIHandlerInfo.saveToDisk: - return this._prefsBundle.getString("saveFile"); - - case Ci.nsIHandlerInfo.useHelperApp: - var preferredApp = aHandlerInfo.preferredApplicationHandler; - var name; - if (preferredApp instanceof Ci.nsILocalHandlerApp) - name = getFileDisplayName(preferredApp.executable); - else - name = preferredApp.name; - return this._prefsBundle.getFormattedString("useApp", [name]); - - case Ci.nsIHandlerInfo.handleInternally: - // For the feed type, handleInternally means live bookmarks. - if (isFeedType(aHandlerInfo.type)) { - return this._prefsBundle.getFormattedString("addLiveBookmarksInApp", - [this._brandShortName]); - } - - if (aHandlerInfo instanceof InternalHandlerInfoWrapper) { - return this._prefsBundle.getFormattedString("previewInApp", - [this._brandShortName]); - } - - // For other types, handleInternally looks like either useHelperApp - // or useSystemDefault depending on whether or not there's a preferred - // handler app. - if (this.isValidHandlerApp(aHandlerInfo.preferredApplicationHandler)) - return aHandlerInfo.preferredApplicationHandler.name; - - return aHandlerInfo.defaultDescription; - - // XXX Why don't we say the app will handle the type internally? - // Is it because the app can't actually do that? But if that's true, - // then why would a preferredAction ever get set to this value - // in the first place? - - case Ci.nsIHandlerInfo.useSystemDefault: - return this._prefsBundle.getFormattedString("useDefault", - [aHandlerInfo.defaultDescription]); - - case kActionUsePlugin: - return this._prefsBundle.getFormattedString("usePluginIn", - [aHandlerInfo.pluginName, - this._brandShortName]); - default: - throw new Error(`Unexpected preferredAction: ${aHandlerInfo.preferredAction}`); - } - }, - - _selectLastSelectedType: function() { - // If the list is disabled by the pref.downloads.disable_button.edit_actions - // preference being locked, then don't select the type, as that would cause - // it to appear selected, with a different background and an actions menu - // that makes it seem like you can choose an action for the type. - if (this._list.disabled) - return; - - var lastSelectedType = this._list.getAttribute("lastSelectedType"); - if (!lastSelectedType) - return; - - var item = this._list.getElementsByAttribute("type", lastSelectedType)[0]; - if (!item) - return; - - this._list.selectedItem = item; - }, - - /** - * Whether or not the given handler app is valid. - * - * @param aHandlerApp {nsIHandlerApp} the handler app in question - * - * @returns {boolean} whether or not it's valid - */ - isValidHandlerApp: function(aHandlerApp) { - if (!aHandlerApp) - return false; - - if (aHandlerApp instanceof Ci.nsILocalHandlerApp) - return this._isValidHandlerExecutable(aHandlerApp.executable); - - if (aHandlerApp instanceof Ci.nsIWebHandlerApp) - return aHandlerApp.uriTemplate; - - if (aHandlerApp instanceof Ci.nsIWebContentHandlerInfo) - return aHandlerApp.uri; - - return false; - }, - - _isValidHandlerExecutable: function(aExecutable) { - let leafName; - if (AppConstants.platform == "win") { - leafName = `${AppConstants.MOZ_APP_NAME}.exe`; - } else if (AppConstants.platform == "macosx") { - leafName = AppConstants.MOZ_MACBUNDLE_NAME; - } else { - leafName = `${AppConstants.MOZ_APP_NAME}-bin`; - } - return aExecutable && - aExecutable.exists() && - aExecutable.isExecutable() && -// XXXben - we need to compare this with the running instance executable -// just don't know how to do that via script... -// XXXmano TBD: can probably add this to nsIShellService - aExecutable.leafName != leafName; - }, - - /** - * Rebuild the actions menu for the selected entry. Gets called by - * the richlistitem constructor when an entry in the list gets selected. - */ - rebuildActionsMenu: function() { - var typeItem = this._list.selectedItem; - var handlerInfo = this._handledTypes[typeItem.type]; - var menu = - document.getAnonymousElementByAttribute(typeItem, "class", "actionsMenu"); - var menuPopup = menu.menupopup; - - // Clear out existing items. - while (menuPopup.hasChildNodes()) - menuPopup.removeChild(menuPopup.lastChild); - - // Add the "Preview in Firefox" option for optional internal handlers. - if (handlerInfo instanceof InternalHandlerInfoWrapper) { - let internalMenuItem = document.createElement("menuitem"); - internalMenuItem.setAttribute("action", Ci.nsIHandlerInfo.handleInternally); - let label = this._prefsBundle.getFormattedString("previewInApp", - [this._brandShortName]); - internalMenuItem.setAttribute("label", label); - internalMenuItem.setAttribute("tooltiptext", label); - internalMenuItem.setAttribute(APP_ICON_ATTR_NAME, "ask"); - menuPopup.appendChild(internalMenuItem); - } - - { - var askMenuItem = document.createElement("menuitem"); - askMenuItem.setAttribute("action", Ci.nsIHandlerInfo.alwaysAsk); - let label; - if (isFeedType(handlerInfo.type)) - label = this._prefsBundle.getFormattedString("previewInApp", - [this._brandShortName]); - else - label = this._prefsBundle.getString("alwaysAsk"); - askMenuItem.setAttribute("label", label); - askMenuItem.setAttribute("tooltiptext", label); - askMenuItem.setAttribute(APP_ICON_ATTR_NAME, "ask"); - menuPopup.appendChild(askMenuItem); - } - - // Create a menu item for saving to disk. - // Note: this option isn't available to protocol types, since we don't know - // what it means to save a URL having a certain scheme to disk, nor is it - // available to feeds, since the feed code doesn't implement the capability. - if ((handlerInfo.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) && - !isFeedType(handlerInfo.type)) { - var saveMenuItem = document.createElement("menuitem"); - saveMenuItem.setAttribute("action", Ci.nsIHandlerInfo.saveToDisk); - let label = this._prefsBundle.getString("saveFile"); - saveMenuItem.setAttribute("label", label); - saveMenuItem.setAttribute("tooltiptext", label); - saveMenuItem.setAttribute(APP_ICON_ATTR_NAME, "save"); - menuPopup.appendChild(saveMenuItem); - } - - // If this is the feed type, add a Live Bookmarks item. - if (isFeedType(handlerInfo.type)) { - let internalMenuItem = document.createElement("menuitem"); - internalMenuItem.setAttribute("action", Ci.nsIHandlerInfo.handleInternally); - let label = this._prefsBundle.getFormattedString("addLiveBookmarksInApp", - [this._brandShortName]); - internalMenuItem.setAttribute("label", label); - internalMenuItem.setAttribute("tooltiptext", label); - internalMenuItem.setAttribute(APP_ICON_ATTR_NAME, "feed"); - menuPopup.appendChild(internalMenuItem); - } - - // Add a separator to distinguish these items from the helper app items - // that follow them. - let menuItem = document.createElement("menuseparator"); - menuPopup.appendChild(menuItem); - - // Create a menu item for the OS default application, if any. - if (handlerInfo.hasDefaultHandler) { - var defaultMenuItem = document.createElement("menuitem"); - defaultMenuItem.setAttribute("action", Ci.nsIHandlerInfo.useSystemDefault); - let label = this._prefsBundle.getFormattedString("useDefault", - [handlerInfo.defaultDescription]); - defaultMenuItem.setAttribute("label", label); - defaultMenuItem.setAttribute("tooltiptext", handlerInfo.defaultDescription); - defaultMenuItem.setAttribute("image", this._getIconURLForSystemDefault(handlerInfo)); - - menuPopup.appendChild(defaultMenuItem); - } - - // Create menu items for possible handlers. - let preferredApp = handlerInfo.preferredApplicationHandler; - let possibleApps = handlerInfo.possibleApplicationHandlers.enumerate(); - var possibleAppMenuItems = []; - while (possibleApps.hasMoreElements()) { - let possibleApp = possibleApps.getNext(); - if (!this.isValidHandlerApp(possibleApp)) - continue; - - let menuItem = document.createElement("menuitem"); - menuItem.setAttribute("action", Ci.nsIHandlerInfo.useHelperApp); - let label; - if (possibleApp instanceof Ci.nsILocalHandlerApp) - label = getFileDisplayName(possibleApp.executable); - else - label = possibleApp.name; - label = this._prefsBundle.getFormattedString("useApp", [label]); - menuItem.setAttribute("label", label); - menuItem.setAttribute("tooltiptext", label); - menuItem.setAttribute("image", this._getIconURLForHandlerApp(possibleApp)); - - // Attach the handler app object to the menu item so we can use it - // to make changes to the datastore when the user selects the item. - menuItem.handlerApp = possibleApp; - - menuPopup.appendChild(menuItem); - possibleAppMenuItems.push(menuItem); - } - - // Create a menu item for the plugin. - if (handlerInfo.pluginName) { - var pluginMenuItem = document.createElement("menuitem"); - pluginMenuItem.setAttribute("action", kActionUsePlugin); - let label = this._prefsBundle.getFormattedString("usePluginIn", - [handlerInfo.pluginName, - this._brandShortName]); - pluginMenuItem.setAttribute("label", label); - pluginMenuItem.setAttribute("tooltiptext", label); - pluginMenuItem.setAttribute(APP_ICON_ATTR_NAME, "plugin"); - menuPopup.appendChild(pluginMenuItem); - } - - // Create a menu item for selecting a local application. - let canOpenWithOtherApp = true; - if (AppConstants.platform == "win") { - // On Windows, selecting an application to open another application - // would be meaningless so we special case executables. - let executableType = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService) - .getTypeFromExtension("exe"); - canOpenWithOtherApp = handlerInfo.type != executableType; - } - if (canOpenWithOtherApp) - { - let menuItem = document.createElement("menuitem"); - menuItem.className = "choose-app-item"; - menuItem.addEventListener("command", function(e) { - gApplicationsPane.chooseApp(e); - }); - let label = this._prefsBundle.getString("useOtherApp"); - menuItem.setAttribute("label", label); - menuItem.setAttribute("tooltiptext", label); - menuPopup.appendChild(menuItem); - } - - // Create a menu item for managing applications. - if (possibleAppMenuItems.length) { - let menuItem = document.createElement("menuseparator"); - menuPopup.appendChild(menuItem); - menuItem = document.createElement("menuitem"); - menuItem.className = "manage-app-item"; - menuItem.addEventListener("command", function(e) { - gApplicationsPane.manageApp(e); - }); - menuItem.setAttribute("label", this._prefsBundle.getString("manageApp")); - menuPopup.appendChild(menuItem); - } - - // Select the item corresponding to the preferred action. If the always - // ask flag is set, it overrides the preferred action. Otherwise we pick - // the item identified by the preferred action (when the preferred action - // is to use a helper app, we have to pick the specific helper app item). - if (handlerInfo.alwaysAskBeforeHandling) - menu.selectedItem = askMenuItem; - else switch (handlerInfo.preferredAction) { - case Ci.nsIHandlerInfo.handleInternally: - menu.selectedItem = internalMenuItem; - break; - case Ci.nsIHandlerInfo.useSystemDefault: - menu.selectedItem = defaultMenuItem; - break; - case Ci.nsIHandlerInfo.useHelperApp: - if (preferredApp) - menu.selectedItem = - possibleAppMenuItems.filter(v => v.handlerApp.equals(preferredApp))[0]; - break; - case kActionUsePlugin: - menu.selectedItem = pluginMenuItem; - break; - case Ci.nsIHandlerInfo.saveToDisk: - menu.selectedItem = saveMenuItem; - break; - } - }, - - - // Sorting & Filtering - - _sortColumn: null, - - /** - * Sort the list when the user clicks on a column header. - */ - sort: function (event) { - var column = event.target; - - // If the user clicked on a new sort column, remove the direction indicator - // from the old column. - if (this._sortColumn && this._sortColumn != column) - this._sortColumn.removeAttribute("sortDirection"); - - this._sortColumn = column; - - // Set (or switch) the sort direction indicator. - if (column.getAttribute("sortDirection") == "ascending") - column.setAttribute("sortDirection", "descending"); - else - column.setAttribute("sortDirection", "ascending"); - - this._sortVisibleTypes(); - this._rebuildView(); - }, - - /** - * Sort the list of visible types by the current sort column/direction. - */ - _sortVisibleTypes: function() { - if (!this._sortColumn) - return; - - var t = this; - - function sortByType(a, b) { - return t._describeType(a).toLowerCase(). - localeCompare(t._describeType(b).toLowerCase()); - } - - function sortByAction(a, b) { - return t._describePreferredAction(a).toLowerCase(). - localeCompare(t._describePreferredAction(b).toLowerCase()); - } - - switch (this._sortColumn.getAttribute("value")) { - case "type": - this._visibleTypes.sort(sortByType); - break; - case "action": - this._visibleTypes.sort(sortByAction); - break; - } - - if (this._sortColumn.getAttribute("sortDirection") == "descending") - this._visibleTypes.reverse(); - }, - - /** - * Filter the list when the user enters a filter term into the filter field. - */ - filter: function() { - this._rebuildView(); - }, - - focusFilterBox: function() { - this._filter.focus(); - this._filter.select(); - }, - - - // Changes - - onSelectAction: function(aActionItem) { - this._storingAction = true; - - try { - this._storeAction(aActionItem); - } - finally { - this._storingAction = false; - } - }, - - _storeAction: function(aActionItem) { - var typeItem = this._list.selectedItem; - var handlerInfo = this._handledTypes[typeItem.type]; - - let action = parseInt(aActionItem.getAttribute("action")); - - // Set the plugin state if we're enabling or disabling a plugin. - if (action == kActionUsePlugin) - handlerInfo.enablePluginType(); - else if (handlerInfo.pluginName && !handlerInfo.isDisabledPluginType) - handlerInfo.disablePluginType(); - - // Set the preferred application handler. - // We leave the existing preferred app in the list when we set - // the preferred action to something other than useHelperApp so that - // legacy datastores that don't have the preferred app in the list - // of possible apps still include the preferred app in the list of apps - // the user can choose to handle the type. - if (action == Ci.nsIHandlerInfo.useHelperApp) - handlerInfo.preferredApplicationHandler = aActionItem.handlerApp; - - // Set the "always ask" flag. - if (action == Ci.nsIHandlerInfo.alwaysAsk) - handlerInfo.alwaysAskBeforeHandling = true; - else - handlerInfo.alwaysAskBeforeHandling = false; - - // Set the preferred action. - handlerInfo.preferredAction = action; - - handlerInfo.store(); - - // Make sure the handler info object is flagged to indicate that there is - // now some user configuration for the type. - handlerInfo.handledOnlyByPlugin = false; - - // Update the action label and image to reflect the new preferred action. - typeItem.setAttribute("actionDescription", - this._describePreferredAction(handlerInfo)); - if (!this._setIconClassForPreferredAction(handlerInfo, typeItem)) { - typeItem.setAttribute("actionIcon", - this._getIconURLForPreferredAction(handlerInfo)); - } - }, - - manageApp: function(aEvent) { - // Don't let the normal "on select action" handler get this event, - // as we handle it specially ourselves. - aEvent.stopPropagation(); - - var typeItem = this._list.selectedItem; - var handlerInfo = this._handledTypes[typeItem.type]; - - let onComplete = () => { - // Rebuild the actions menu so that we revert to the previous selection, - // or "Always ask" if the previous default application has been removed - this.rebuildActionsMenu(); - - // update the richlistitem too. Will be visible when selecting another row - typeItem.setAttribute("actionDescription", - this._describePreferredAction(handlerInfo)); - if (!this._setIconClassForPreferredAction(handlerInfo, typeItem)) { - typeItem.setAttribute("actionIcon", - this._getIconURLForPreferredAction(handlerInfo)); - } - }; - - gSubDialog.open("chrome://browser/content/preferences/applicationManager.xul", - "resizable=no", handlerInfo, onComplete); - - }, - - chooseApp: function(aEvent) { - // Don't let the normal "on select action" handler get this event, - // as we handle it specially ourselves. - aEvent.stopPropagation(); - - var handlerApp; - let chooseAppCallback = function(aHandlerApp) { - // Rebuild the actions menu whether the user picked an app or canceled. - // If they picked an app, we want to add the app to the menu and select it. - // If they canceled, we want to go back to their previous selection. - this.rebuildActionsMenu(); - - // If the user picked a new app from the menu, select it. - if (aHandlerApp) { - let typeItem = this._list.selectedItem; - let actionsMenu = - document.getAnonymousElementByAttribute(typeItem, "class", "actionsMenu"); - let menuItems = actionsMenu.menupopup.childNodes; - for (let i = 0; i < menuItems.length; i++) { - let menuItem = menuItems[i]; - if (menuItem.handlerApp && menuItem.handlerApp.equals(aHandlerApp)) { - actionsMenu.selectedIndex = i; - this.onSelectAction(menuItem); - break; - } - } - } - }.bind(this); - - if (AppConstants.platform == "win") { - var params = {}; - var handlerInfo = this._handledTypes[this._list.selectedItem.type]; - - if (isFeedType(handlerInfo.type)) { - // MIME info will be null, create a temp object. - params.mimeInfo = this._mimeSvc.getFromTypeAndExtension(handlerInfo.type, - handlerInfo.primaryExtension); - } else { - params.mimeInfo = handlerInfo.wrappedHandlerInfo; - } - - params.title = this._prefsBundle.getString("fpTitleChooseApp"); - params.description = handlerInfo.description; - params.filename = null; - params.handlerApp = null; - - let onAppSelected = () => { - if (this.isValidHandlerApp(params.handlerApp)) { - handlerApp = params.handlerApp; - - // Add the app to the type's list of possible handlers. - handlerInfo.addPossibleApplicationHandler(handlerApp); - } - - chooseAppCallback(handlerApp); - }; - - gSubDialog.open("chrome://global/content/appPicker.xul", - null, params, onAppSelected); - } else { - let winTitle = this._prefsBundle.getString("fpTitleChooseApp"); - let fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker); - let fpCallback = function fpCallback_done(aResult) { - if (aResult == Ci.nsIFilePicker.returnOK && fp.file && - this._isValidHandlerExecutable(fp.file)) { - handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"]. - createInstance(Ci.nsILocalHandlerApp); - handlerApp.name = getFileDisplayName(fp.file); - handlerApp.executable = fp.file; - - // Add the app to the type's list of possible handlers. - let handlerInfo = this._handledTypes[this._list.selectedItem.type]; - handlerInfo.addPossibleApplicationHandler(handlerApp); - - chooseAppCallback(handlerApp); - } - }.bind(this); - - // Prompt the user to pick an app. If they pick one, and it's a valid - // selection, then add it to the list of possible handlers. - fp.init(window, winTitle, Ci.nsIFilePicker.modeOpen); - fp.appendFilters(Ci.nsIFilePicker.filterApps); - fp.open(fpCallback); - } - }, - - // Mark which item in the list was last selected so we can reselect it - // when we rebuild the list or when the user returns to the prefpane. - onSelectionChanged: function() { - if (this._list.selectedItem) - this._list.setAttribute("lastSelectedType", - this._list.selectedItem.getAttribute("type")); - }, - - _setIconClassForPreferredAction: function(aHandlerInfo, aElement) { - // If this returns true, the attribute that CSS sniffs for was set to something - // so you shouldn't manually set an icon URI. - // This removes the existing actionIcon attribute if any, even if returning false. - aElement.removeAttribute("actionIcon"); - - if (aHandlerInfo.alwaysAskBeforeHandling) { - aElement.setAttribute(APP_ICON_ATTR_NAME, "ask"); - return true; - } - - switch (aHandlerInfo.preferredAction) { - case Ci.nsIHandlerInfo.saveToDisk: - aElement.setAttribute(APP_ICON_ATTR_NAME, "save"); - return true; - - case Ci.nsIHandlerInfo.handleInternally: - if (isFeedType(aHandlerInfo.type)) { - aElement.setAttribute(APP_ICON_ATTR_NAME, "feed"); - return true; - } else if (aHandlerInfo instanceof InternalHandlerInfoWrapper) { - aElement.setAttribute(APP_ICON_ATTR_NAME, "ask"); - return true; - } - break; - - case kActionUsePlugin: - aElement.setAttribute(APP_ICON_ATTR_NAME, "plugin"); - return true; - } - aElement.removeAttribute(APP_ICON_ATTR_NAME); - return false; - }, - - _getIconURLForPreferredAction: function(aHandlerInfo) { - switch (aHandlerInfo.preferredAction) { - case Ci.nsIHandlerInfo.useSystemDefault: - return this._getIconURLForSystemDefault(aHandlerInfo); - - case Ci.nsIHandlerInfo.useHelperApp: - let preferredApp = aHandlerInfo.preferredApplicationHandler; - if (this.isValidHandlerApp(preferredApp)) - return this._getIconURLForHandlerApp(preferredApp); - // Explicit fall-through - - // This should never happen, but if preferredAction is set to some weird - // value, then fall back to the generic application icon. - default: - return ICON_URL_APP; - } - }, - - _getIconURLForHandlerApp: function(aHandlerApp) { - if (aHandlerApp instanceof Ci.nsILocalHandlerApp) - return this._getIconURLForFile(aHandlerApp.executable); - - if (aHandlerApp instanceof Ci.nsIWebHandlerApp) - return this._getIconURLForWebApp(aHandlerApp.uriTemplate); - - if (aHandlerApp instanceof Ci.nsIWebContentHandlerInfo) - return this._getIconURLForWebApp(aHandlerApp.uri) - - // We know nothing about other kinds of handler apps. - return ""; - }, - - _getIconURLForFile: function(aFile) { - var fph = this._ioSvc.getProtocolHandler("file"). - QueryInterface(Ci.nsIFileProtocolHandler); - var urlSpec = fph.getURLSpecFromFile(aFile); - - return "moz-icon://" + urlSpec + "?size=16"; - }, - - _getIconURLForWebApp: function(aWebAppURITemplate) { - var uri = this._ioSvc.newURI(aWebAppURITemplate, null, null); - - // Unfortunately we can't use the favicon service to get the favicon, - // because the service looks in the annotations table for a record with - // the exact URL we give it, and users won't have such records for URLs - // they don't visit, and users won't visit the web app's URL template, - // they'll only visit URLs derived from that template (i.e. with %s - // in the template replaced by the URL of the content being handled). - - if (/^https?$/.test(uri.scheme) && this._prefSvc.getBoolPref("browser.chrome.favicons")) - return uri.prePath + "/favicon.ico"; - - return ""; - }, - - _getIconURLForSystemDefault: function(aHandlerInfo) { - // Handler info objects for MIME types on some OSes implement a property bag - // interface from which we can get an icon for the default app, so if we're - // dealing with a MIME type on one of those OSes, then try to get the icon. - if ("wrappedHandlerInfo" in aHandlerInfo) { - let wrappedHandlerInfo = aHandlerInfo.wrappedHandlerInfo; - - if (wrappedHandlerInfo instanceof Ci.nsIMIMEInfo && - wrappedHandlerInfo instanceof Ci.nsIPropertyBag) { - try { - let url = wrappedHandlerInfo.getProperty("defaultApplicationIconURL"); - if (url) - return url + "?size=16"; - } - catch (ex) {} - } - } - - // If this isn't a MIME type object on an OS that supports retrieving - // the icon, or if we couldn't retrieve the icon for some other reason, - // then use a generic icon. - return ICON_URL_APP; - } - -}; |