зеркало из https://github.com/mozilla/gecko-dev.git
1117 строки
41 KiB
JavaScript
1117 строки
41 KiB
JavaScript
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/*
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is Mozilla.org Code.
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#
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# The Initial Developer of the Original Code is
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# Doron Rosenberg.
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# Portions created by the Initial Developer are Copyright (C) 2001
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Bill Law <law@netscape.com>
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# Scott MacGregor <mscott@netscape.com>
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# Ben Goodger <ben@bengoodger.com> (2.0)
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# Fredrik Holmqvist <thesuckiestemail@yahoo.se>
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# Dan Mosedale <dmose@mozilla.org>
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# Jim Mathies <jmathies@mozilla.com>
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# Ehsan Akhgari <ehsan.akhgari@gmail.com>
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# Kailas Patil <patilkr24@gmail.com>
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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*/
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///////////////////////////////////////////////////////////////////////////////
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//// Helper Functions
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/**
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* Determines if a given directory is able to be used to download to.
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*
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* @param aDirectory
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* The directory to check.
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* @returns true if we can use the directory, false otherwise.
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*/
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function isUsableDirectory(aDirectory)
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{
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return aDirectory.exists() && aDirectory.isDirectory() &&
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aDirectory.isWritable();
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}
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// Web progress listener so we can detect errors while mLauncher is
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// streaming the data to a temporary file.
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function nsUnkownContentTypeDialogProgressListener(aHelperAppDialog) {
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this.helperAppDlg = aHelperAppDialog;
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}
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nsUnkownContentTypeDialogProgressListener.prototype = {
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// nsIWebProgressListener methods.
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// Look for error notifications and display alert to user.
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onStatusChange: function( aWebProgress, aRequest, aStatus, aMessage ) {
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if ( aStatus != Components.results.NS_OK ) {
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// Get prompt service.
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var prompter = Components.classes[ "@mozilla.org/embedcomp/prompt-service;1" ]
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.getService( Components.interfaces.nsIPromptService );
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// Display error alert (using text supplied by back-end).
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// FIXME this.dialog is undefined?
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prompter.alert( this.dialog, this.helperAppDlg.mTitle, aMessage );
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// Close the dialog.
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this.helperAppDlg.onCancel();
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if ( this.helperAppDlg.mDialog ) {
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this.helperAppDlg.mDialog.close();
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}
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}
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},
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// Ignore onProgressChange, onProgressChange64, onStateChange, onLocationChange, onSecurityChange, and onRefreshAttempted notifications.
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onProgressChange: function( aWebProgress,
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aRequest,
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aCurSelfProgress,
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aMaxSelfProgress,
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aCurTotalProgress,
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aMaxTotalProgress ) {
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},
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onProgressChange64: function( aWebProgress,
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aRequest,
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aCurSelfProgress,
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aMaxSelfProgress,
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aCurTotalProgress,
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aMaxTotalProgress ) {
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},
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onStateChange: function( aWebProgress, aRequest, aStateFlags, aStatus ) {
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},
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onLocationChange: function( aWebProgress, aRequest, aLocation, aFlags ) {
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},
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onSecurityChange: function( aWebProgress, aRequest, state ) {
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},
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onRefreshAttempted: function( aWebProgress, aURI, aDelay, aSameURI ) {
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return true;
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}
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};
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///////////////////////////////////////////////////////////////////////////////
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//// nsUnkownContentTypeDialog
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/* This file implements the nsIHelperAppLauncherDialog interface.
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*
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* The implementation consists of a JavaScript "class" named nsUnknownContentTypeDialog,
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* comprised of:
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* - a JS constructor function
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* - a prototype providing all the interface methods and implementation stuff
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*
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* In addition, this file implements an nsIModule object that registers the
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* nsUnknownContentTypeDialog component.
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*/
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const PREF_BD_USEDOWNLOADDIR = "browser.download.useDownloadDir";
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const nsITimer = Components.interfaces.nsITimer;
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Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
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Components.utils.import("resource://gre/modules/DownloadLastDir.jsm");
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Components.utils.import("resource://gre/modules/DownloadPaths.jsm");
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Components.utils.import("resource://gre/modules/DownloadUtils.jsm");
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/* ctor
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*/
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function nsUnknownContentTypeDialog() {
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// Initialize data properties.
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this.mLauncher = null;
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this.mContext = null;
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this.mSourcePath = null;
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this.chosenApp = null;
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this.givenDefaultApp = false;
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this.updateSelf = true;
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this.mTitle = "";
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}
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nsUnknownContentTypeDialog.prototype = {
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classID: Components.ID("{F68578EB-6EC2-4169-AE19-8C6243F0ABE1}"),
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nsIMIMEInfo : Components.interfaces.nsIMIMEInfo,
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QueryInterface: function (iid) {
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if (!iid.equals(Components.interfaces.nsIHelperAppLauncherDialog) &&
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!iid.equals(Components.interfaces.nsITimerCallback) &&
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!iid.equals(Components.interfaces.nsISupports)) {
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throw Components.results.NS_ERROR_NO_INTERFACE;
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}
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return this;
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},
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// ---------- nsIHelperAppLauncherDialog methods ----------
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// show: Open XUL dialog using window watcher. Since the dialog is not
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// modal, it needs to be a top level window and the way to open
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// one of those is via that route).
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show: function(aLauncher, aContext, aReason) {
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this.mLauncher = aLauncher;
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this.mContext = aContext;
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const nsITimer = Components.interfaces.nsITimer;
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this._showTimer = Components.classes["@mozilla.org/timer;1"]
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.createInstance(nsITimer);
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this._showTimer.initWithCallback(this, 0, nsITimer.TYPE_ONE_SHOT);
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},
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// When opening from new tab, if tab closes while dialog is opening,
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// (which is a race condition on the XUL file being cached and the timer
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// in nsExternalHelperAppService), the dialog gets a blur and doesn't
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// activate the OK button. So we wait a bit before doing opening it.
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reallyShow: function() {
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try {
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var ir = this.mContext.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
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var dwi = ir.getInterface(Components.interfaces.nsIDOMWindow);
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var ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
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.getService(Components.interfaces.nsIWindowWatcher);
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this.mDialog = ww.openWindow(dwi,
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"chrome://mozapps/content/downloads/unknownContentType.xul",
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null,
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"chrome,centerscreen,titlebar,dialog=yes,dependent",
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null);
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} catch (ex) {
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// The containing window may have gone away. Break reference
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// cycles and stop doing the download.
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const NS_BINDING_ABORTED = 0x804b0002;
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this.mLauncher.cancel(NS_BINDING_ABORTED);
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return;
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}
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// Hook this object to the dialog.
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this.mDialog.dialog = this;
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// Hook up utility functions.
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this.getSpecialFolderKey = this.mDialog.getSpecialFolderKey;
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// Watch for error notifications.
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var progressListener = new nsUnkownContentTypeDialogProgressListener(this);
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this.mLauncher.setWebProgressListener(progressListener);
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},
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// promptForSaveToFile: Display file picker dialog and return selected file.
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// This is called by the External Helper App Service
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// after the ucth dialog calls |saveToDisk| with a null
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// target filename (no target, therefore user must pick).
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//
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// Alternatively, if the user has selected to have all
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// files download to a specific location, return that
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// location and don't ask via the dialog.
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//
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// Note - this function is called without a dialog, so it cannot access any part
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// of the dialog XUL as other functions on this object do.
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promptForSaveToFile: function(aLauncher, aContext, aDefaultFile, aSuggestedFileExtension, aForcePrompt) {
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var result = null;
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this.mLauncher = aLauncher;
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let prefs = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch);
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let bundle = Components.classes["@mozilla.org/intl/stringbundle;1"].
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getService(Components.interfaces.nsIStringBundleService).
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createBundle("chrome://mozapps/locale/downloads/unknownContentType.properties");
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if (!aForcePrompt) {
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// Check to see if the user wishes to auto save to the default download
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// folder without prompting. Note that preference might not be set.
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let autodownload = false;
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try {
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autodownload = prefs.getBoolPref(PREF_BD_USEDOWNLOADDIR);
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} catch (e) { }
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if (autodownload) {
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// Retrieve the user's default download directory
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let dnldMgr = Components.classes["@mozilla.org/download-manager;1"]
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.getService(Components.interfaces.nsIDownloadManager);
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let defaultFolder = dnldMgr.userDownloadsDirectory;
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try {
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result = this.validateLeafName(defaultFolder, aDefaultFile, aSuggestedFileExtension);
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}
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catch (ex) {
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if (ex.result == Components.results.NS_ERROR_FILE_ACCESS_DENIED) {
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let prompter = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].
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getService(Components.interfaces.nsIPromptService);
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// Display error alert (using text supplied by back-end)
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prompter.alert(this.dialog,
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bundle.GetStringFromName("badPermissions.title"),
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bundle.GetStringFromName("badPermissions"));
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return;
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}
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}
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// Check to make sure we have a valid directory, otherwise, prompt
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if (result)
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return result;
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}
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}
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// Use file picker to show dialog.
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var nsIFilePicker = Components.interfaces.nsIFilePicker;
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var picker = Components.classes["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
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var windowTitle = bundle.GetStringFromName("saveDialogTitle");
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var parent = aContext.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIDOMWindow);
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picker.init(parent, windowTitle, nsIFilePicker.modeSave);
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picker.defaultString = aDefaultFile;
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if (aSuggestedFileExtension) {
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// aSuggestedFileExtension includes the period, so strip it
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picker.defaultExtension = aSuggestedFileExtension.substring(1);
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}
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else {
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try {
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picker.defaultExtension = this.mLauncher.MIMEInfo.primaryExtension;
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}
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catch (ex) { }
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}
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var wildCardExtension = "*";
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if (aSuggestedFileExtension) {
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wildCardExtension += aSuggestedFileExtension;
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picker.appendFilter(this.mLauncher.MIMEInfo.description, wildCardExtension);
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}
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picker.appendFilters( nsIFilePicker.filterAll );
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// Default to lastDir if it is valid, otherwise use the user's default
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// downloads directory. userDownloadsDirectory should always return a
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// valid directory, so we can safely default to it.
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var dnldMgr = Components.classes["@mozilla.org/download-manager;1"]
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.getService(Components.interfaces.nsIDownloadManager);
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picker.displayDirectory = dnldMgr.userDownloadsDirectory;
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// The last directory preference may not exist, which will throw.
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try {
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var lastDir = gDownloadLastDir.getFile(aLauncher.source);
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if (isUsableDirectory(lastDir))
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picker.displayDirectory = lastDir;
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}
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catch (ex) {
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}
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if (picker.show() == nsIFilePicker.returnCancel) {
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// null result means user cancelled.
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return null;
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}
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// Be sure to save the directory the user chose through the Save As...
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// dialog as the new browser.download.dir since the old one
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// didn't exist.
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result = picker.file;
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if (result) {
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try {
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// Remove the file so that it's not there when we ensure non-existence later;
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// this is safe because for the file to exist, the user would have had to
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// confirm that he wanted the file overwritten.
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if (result.exists())
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result.remove(false);
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}
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catch (e) { }
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var newDir = result.parent.QueryInterface(Components.interfaces.nsILocalFile);
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// Do not store the last save directory as a pref inside the private browsing mode
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gDownloadLastDir.setFile(aLauncher.source, newDir);
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result = this.validateLeafName(newDir, result.leafName, null);
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}
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return result;
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},
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/**
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* Ensures that a local folder/file combination does not already exist in
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* the file system (or finds such a combination with a reasonably similar
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* leaf name), creates the corresponding file, and returns it.
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*
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* @param aLocalFile
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* the folder where the file resides
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* @param aLeafName
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* the string name of the file (may be empty if no name is known,
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* in which case a name will be chosen)
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* @param aFileExt
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* the extension of the file, if one is known; this will be ignored
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* if aLeafName is non-empty
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* @returns nsILocalFile
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* the created file
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*/
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validateLeafName: function (aLocalFile, aLeafName, aFileExt)
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{
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if (!(aLocalFile && isUsableDirectory(aLocalFile)))
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return null;
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// Remove any leading periods, since we don't want to save hidden files
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// automatically.
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aLeafName = aLeafName.replace(/^\.+/, "");
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if (aLeafName == "")
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aLeafName = "unnamed" + (aFileExt ? "." + aFileExt : "");
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aLocalFile.append(aLeafName);
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var createdFile = DownloadPaths.createNiceUniqueFile(aLocalFile);
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#ifdef XP_WIN
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let ext;
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try {
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// We can fail here if there's no primary extension set
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ext = "." + this.mLauncher.MIMEInfo.primaryExtension;
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} catch (e) { }
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// Append a file extension if it's an executable that doesn't have one
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// but make sure we actually have an extension to add
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let leaf = createdFile.leafName;
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if (ext && leaf.slice(-ext.length) != ext && createdFile.isExecutable()) {
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createdFile.remove(false);
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aLocalFile.leafName = leaf + ext;
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createdFile = DownloadPaths.createNiceUniqueFile(aLocalFile);
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}
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#endif
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return createdFile;
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},
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// ---------- implementation methods ----------
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// initDialog: Fill various dialog fields with initial content.
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initDialog : function() {
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// Put file name in window title.
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var suggestedFileName = this.mLauncher.suggestedFileName;
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// Some URIs do not implement nsIURL, so we can't just QI.
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var url = this.mLauncher.source;
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var fname = "";
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var iconPath = "goat";
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this.mSourcePath = url.prePath;
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if (url instanceof Components.interfaces.nsIURL) {
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// A url, use file name from it.
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fname = iconPath = url.fileName;
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this.mSourcePath += url.directory;
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} else {
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// A generic uri, use path.
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fname = url.path;
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this.mSourcePath += url.path;
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}
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if (suggestedFileName)
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fname = iconPath = suggestedFileName;
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var displayName = fname.replace(/ +/g, " ");
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this.mTitle = this.dialogElement("strings").getFormattedString("title", [displayName]);
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this.mDialog.document.title = this.mTitle;
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// Put content type, filename and location into intro.
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this.initIntro(url, fname, displayName);
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var iconString = "moz-icon://" + iconPath + "?size=16&contentType=" + this.mLauncher.MIMEInfo.MIMEType;
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this.dialogElement("contentTypeImage").setAttribute("src", iconString);
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// if always-save and is-executable and no-handler
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// then set up simple ui
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var mimeType = this.mLauncher.MIMEInfo.MIMEType;
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var shouldntRememberChoice = (mimeType == "application/octet-stream" ||
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mimeType == "application/x-msdownload" ||
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this.mLauncher.targetFileIsExecutable);
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if (shouldntRememberChoice && !this.openWithDefaultOK()) {
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// hide featured choice
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this.dialogElement("normalBox").collapsed = true;
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// show basic choice
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this.dialogElement("basicBox").collapsed = false;
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// change button labels and icons; use "save" icon for the accept
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// button since it's the only action possible
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let acceptButton = this.mDialog.document.documentElement
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.getButton("accept");
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acceptButton.label = this.dialogElement("strings")
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.getString("unknownAccept.label");
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acceptButton.setAttribute("icon", "save");
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this.mDialog.document.documentElement.getButton("cancel").label = this.dialogElement("strings").getString("unknownCancel.label");
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// hide other handler
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this.dialogElement("openHandler").collapsed = true;
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// set save as the selected option
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this.dialogElement("mode").selectedItem = this.dialogElement("save");
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}
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else {
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this.initAppAndSaveToDiskValues();
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// Initialize "always ask me" box. This should always be disabled
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// and set to true for the ambiguous type application/octet-stream.
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// We don't also check for application/x-msdownload here since we
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// want users to be able to autodownload .exe files.
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var rememberChoice = this.dialogElement("rememberChoice");
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#if 0
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// Just because we have a content-type of application/octet-stream
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// here doesn't actually mean that the content is of that type. Many
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// servers default to sending text/plain for file types they don't know
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// about. To account for this, the uriloader does some checking to see
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// if a file sent as text/plain contains binary characters, and if so (*)
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// it morphs the content-type into application/octet-stream so that
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// the file can be properly handled. Since this is not generic binary
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// data, rather, a data format that the system probably knows about,
|
|
// we don't want to use the content-type provided by this dialog's
|
|
// opener, as that's the generic application/octet-stream that the
|
|
// uriloader has passed, rather we want to ask the MIME Service.
|
|
// This is so we don't needlessly disable the "autohandle" checkbox.
|
|
|
|
// commented out to close the opening brace in the if statement.
|
|
// var mimeService = Components.classes["@mozilla.org/mime;1"].getService(Components.interfaces.nsIMIMEService);
|
|
// var type = mimeService.getTypeFromURI(this.mLauncher.source);
|
|
// this.realMIMEInfo = mimeService.getFromTypeAndExtension(type, "");
|
|
|
|
// if (type == "application/octet-stream") {
|
|
#endif
|
|
if (shouldntRememberChoice) {
|
|
rememberChoice.checked = false;
|
|
rememberChoice.disabled = true;
|
|
}
|
|
else {
|
|
rememberChoice.checked = !this.mLauncher.MIMEInfo.alwaysAskBeforeHandling;
|
|
}
|
|
this.toggleRememberChoice(rememberChoice);
|
|
|
|
// XXXben - menulist won't init properly, hack.
|
|
var openHandler = this.dialogElement("openHandler");
|
|
openHandler.parentNode.removeChild(openHandler);
|
|
var openHandlerBox = this.dialogElement("openHandlerBox");
|
|
openHandlerBox.appendChild(openHandler);
|
|
}
|
|
|
|
this.mDialog.setTimeout("dialog.postShowCallback()", 0);
|
|
|
|
this.mDialog.document.documentElement.getButton("accept").disabled = true;
|
|
this._showTimer = Components.classes["@mozilla.org/timer;1"]
|
|
.createInstance(nsITimer);
|
|
this._showTimer.initWithCallback(this, 250, nsITimer.TYPE_ONE_SHOT);
|
|
},
|
|
|
|
notify: function (aTimer) {
|
|
if (aTimer == this._showTimer) {
|
|
if (!this.mDialog) {
|
|
this.reallyShow();
|
|
} else {
|
|
// The user may have already canceled the dialog.
|
|
try {
|
|
if (!this._blurred) {
|
|
this.mDialog.document.documentElement.getButton("accept").disabled = false;
|
|
}
|
|
} catch (ex) {}
|
|
this._delayExpired = true;
|
|
}
|
|
// The timer won't release us, so we have to release it.
|
|
this._showTimer = null;
|
|
}
|
|
else if (aTimer == this._saveToDiskTimer) {
|
|
// Since saveToDisk may open a file picker and therefore block this routine,
|
|
// we should only call it once the dialog is closed.
|
|
this.mLauncher.saveToDisk(null, false);
|
|
this._saveToDiskTimer = null;
|
|
}
|
|
},
|
|
|
|
postShowCallback: function () {
|
|
this.mDialog.sizeToContent();
|
|
|
|
// Set initial focus
|
|
this.dialogElement("mode").focus();
|
|
},
|
|
|
|
// initIntro:
|
|
initIntro: function(url, filename, displayname) {
|
|
this.dialogElement( "location" ).value = displayname;
|
|
this.dialogElement( "location" ).setAttribute("realname", filename);
|
|
this.dialogElement( "location" ).setAttribute("tooltiptext", displayname);
|
|
|
|
// if mSourcePath is a local file, then let's use the pretty path name instead of an ugly
|
|
// url...
|
|
var pathString = this.mSourcePath;
|
|
try
|
|
{
|
|
var fileURL = url.QueryInterface(Components.interfaces.nsIFileURL);
|
|
if (fileURL)
|
|
{
|
|
var fileObject = fileURL.file;
|
|
if (fileObject)
|
|
{
|
|
var parentObject = fileObject.parent;
|
|
if (parentObject)
|
|
{
|
|
pathString = parentObject.path;
|
|
}
|
|
}
|
|
}
|
|
} catch(ex) {}
|
|
|
|
if (pathString == this.mSourcePath)
|
|
{
|
|
// wasn't a fileURL
|
|
var tmpurl = url.clone(); // don't want to change the real url
|
|
try {
|
|
tmpurl.userPass = "";
|
|
} catch (ex) {}
|
|
pathString = tmpurl.prePath;
|
|
}
|
|
|
|
// Set the location text, which is separate from the intro text so it can be cropped
|
|
var location = this.dialogElement( "source" );
|
|
location.value = pathString;
|
|
location.setAttribute("tooltiptext", this.mSourcePath);
|
|
|
|
// Show the type of file.
|
|
var type = this.dialogElement("type");
|
|
var mimeInfo = this.mLauncher.MIMEInfo;
|
|
|
|
// 1. Try to use the pretty description of the type, if one is available.
|
|
var typeString = mimeInfo.description;
|
|
|
|
if (typeString == "") {
|
|
// 2. If there is none, use the extension to identify the file, e.g. "ZIP file"
|
|
var primaryExtension = "";
|
|
try {
|
|
primaryExtension = mimeInfo.primaryExtension;
|
|
}
|
|
catch (ex) {
|
|
}
|
|
if (primaryExtension != "")
|
|
typeString = this.dialogElement("strings").getFormattedString("fileType", [primaryExtension.toUpperCase()]);
|
|
// 3. If we can't even do that, just give up and show the MIME type.
|
|
else
|
|
typeString = mimeInfo.MIMEType;
|
|
}
|
|
// When the length is unknown, contentLength would be -1
|
|
if (this.mLauncher.contentLength >= 0) {
|
|
let [size, unit] = DownloadUtils.
|
|
convertByteUnits(this.mLauncher.contentLength);
|
|
type.value = this.dialogElement("strings")
|
|
.getFormattedString("orderedFileSizeWithType",
|
|
[typeString, size, unit]);
|
|
}
|
|
else {
|
|
type.value = typeString;
|
|
}
|
|
},
|
|
|
|
_blurred: false,
|
|
_delayExpired: false,
|
|
onBlur: function(aEvent) {
|
|
this._blurred = true;
|
|
this.mDialog.document.documentElement.getButton("accept").disabled = true;
|
|
},
|
|
|
|
onFocus: function(aEvent) {
|
|
this._blurred = false;
|
|
if (this._delayExpired) {
|
|
var script = "document.documentElement.getButton('accept').disabled = false";
|
|
this.mDialog.setTimeout(script, 250);
|
|
}
|
|
},
|
|
|
|
// Returns true if opening the default application makes sense.
|
|
openWithDefaultOK: function() {
|
|
// The checking is different on Windows...
|
|
#ifdef XP_WIN
|
|
// Windows presents some special cases.
|
|
// We need to prevent use of "system default" when the file is
|
|
// executable (so the user doesn't launch nasty programs downloaded
|
|
// from the web), and, enable use of "system default" if it isn't
|
|
// executable (because we will prompt the user for the default app
|
|
// in that case).
|
|
|
|
// Default is Ok if the file isn't executable (and vice-versa).
|
|
return !this.mLauncher.targetFileIsExecutable;
|
|
#else
|
|
// On other platforms, default is Ok if there is a default app.
|
|
// Note that nsIMIMEInfo providers need to ensure that this holds true
|
|
// on each platform.
|
|
return this.mLauncher.MIMEInfo.hasDefaultHandler;
|
|
#endif
|
|
},
|
|
|
|
// Set "default" application description field.
|
|
initDefaultApp: function() {
|
|
// Use description, if we can get one.
|
|
var desc = this.mLauncher.MIMEInfo.defaultDescription;
|
|
if (desc) {
|
|
var defaultApp = this.dialogElement("strings").getFormattedString("defaultApp", [desc]);
|
|
this.dialogElement("defaultHandler").label = defaultApp;
|
|
}
|
|
else {
|
|
this.dialogElement("modeDeck").setAttribute("selectedIndex", "1");
|
|
// Hide the default handler item too, in case the user picks a
|
|
// custom handler at a later date which triggers the menulist to show.
|
|
this.dialogElement("defaultHandler").hidden = true;
|
|
}
|
|
},
|
|
|
|
// getPath:
|
|
getPath: function (aFile) {
|
|
#ifdef XP_MACOSX
|
|
return aFile.leafName || aFile.path;
|
|
#else
|
|
return aFile.path;
|
|
#endif
|
|
},
|
|
|
|
// initAppAndSaveToDiskValues:
|
|
initAppAndSaveToDiskValues: function() {
|
|
var modeGroup = this.dialogElement("mode");
|
|
|
|
// We don't let users open .exe files or random binary data directly
|
|
// from the browser at the moment because of security concerns.
|
|
var openWithDefaultOK = this.openWithDefaultOK();
|
|
var mimeType = this.mLauncher.MIMEInfo.MIMEType;
|
|
if (this.mLauncher.targetFileIsExecutable || (
|
|
(mimeType == "application/octet-stream" ||
|
|
mimeType == "application/x-msdownload") &&
|
|
!openWithDefaultOK)) {
|
|
this.dialogElement("open").disabled = true;
|
|
var openHandler = this.dialogElement("openHandler");
|
|
openHandler.disabled = true;
|
|
openHandler.selectedItem = null;
|
|
modeGroup.selectedItem = this.dialogElement("save");
|
|
return;
|
|
}
|
|
|
|
// Fill in helper app info, if there is any.
|
|
try {
|
|
this.chosenApp =
|
|
this.mLauncher.MIMEInfo.preferredApplicationHandler
|
|
.QueryInterface(Components.interfaces.nsILocalHandlerApp);
|
|
} catch (e) {
|
|
this.chosenApp = null;
|
|
}
|
|
// Initialize "default application" field.
|
|
this.initDefaultApp();
|
|
|
|
var otherHandler = this.dialogElement("otherHandler");
|
|
|
|
// Fill application name textbox.
|
|
if (this.chosenApp && this.chosenApp.executable &&
|
|
this.chosenApp.executable.path) {
|
|
otherHandler.setAttribute("path",
|
|
this.getPath(this.chosenApp.executable));
|
|
|
|
otherHandler.label = this.getFileDisplayName(this.chosenApp.executable);
|
|
otherHandler.hidden = false;
|
|
}
|
|
|
|
var useDefault = this.dialogElement("useSystemDefault");
|
|
var openHandler = this.dialogElement("openHandler");
|
|
openHandler.selectedIndex = 0;
|
|
|
|
if (this.mLauncher.MIMEInfo.preferredAction == this.nsIMIMEInfo.useSystemDefault) {
|
|
// Open (using system default).
|
|
modeGroup.selectedItem = this.dialogElement("open");
|
|
} else if (this.mLauncher.MIMEInfo.preferredAction == this.nsIMIMEInfo.useHelperApp) {
|
|
// Open with given helper app.
|
|
modeGroup.selectedItem = this.dialogElement("open");
|
|
openHandler.selectedIndex = 1;
|
|
} else {
|
|
// Save to disk.
|
|
modeGroup.selectedItem = this.dialogElement("save");
|
|
}
|
|
|
|
// If we don't have a "default app" then disable that choice.
|
|
if (!openWithDefaultOK) {
|
|
var useDefault = this.dialogElement("defaultHandler");
|
|
var isSelected = useDefault.selected;
|
|
|
|
// Disable that choice.
|
|
useDefault.hidden = true;
|
|
// If that's the default, then switch to "save to disk."
|
|
if (isSelected) {
|
|
openHandler.selectedIndex = 1;
|
|
modeGroup.selectedItem = this.dialogElement("save");
|
|
}
|
|
}
|
|
|
|
otherHandler.nextSibling.hidden = otherHandler.nextSibling.nextSibling.hidden = false;
|
|
this.updateOKButton();
|
|
},
|
|
|
|
// Returns the user-selected application
|
|
helperAppChoice: function() {
|
|
return this.chosenApp;
|
|
},
|
|
|
|
get saveToDisk() {
|
|
return this.dialogElement("save").selected;
|
|
},
|
|
|
|
get useOtherHandler() {
|
|
return this.dialogElement("open").selected && this.dialogElement("openHandler").selectedIndex == 1;
|
|
},
|
|
|
|
get useSystemDefault() {
|
|
return this.dialogElement("open").selected && this.dialogElement("openHandler").selectedIndex == 0;
|
|
},
|
|
|
|
toggleRememberChoice: function (aCheckbox) {
|
|
this.dialogElement("settingsChange").hidden = !aCheckbox.checked;
|
|
this.mDialog.sizeToContent();
|
|
},
|
|
|
|
openHandlerCommand: function () {
|
|
var openHandler = this.dialogElement("openHandler");
|
|
if (openHandler.selectedItem.id == "choose")
|
|
this.chooseApp();
|
|
else
|
|
openHandler.setAttribute("lastSelectedItemID", openHandler.selectedItem.id);
|
|
},
|
|
|
|
updateOKButton: function() {
|
|
var ok = false;
|
|
if (this.dialogElement("save").selected) {
|
|
// This is always OK.
|
|
ok = true;
|
|
}
|
|
else if (this.dialogElement("open").selected) {
|
|
switch (this.dialogElement("openHandler").selectedIndex) {
|
|
case 0:
|
|
// No app need be specified in this case.
|
|
ok = true;
|
|
break;
|
|
case 1:
|
|
// only enable the OK button if we have a default app to use or if
|
|
// the user chose an app....
|
|
ok = this.chosenApp || /\S/.test(this.dialogElement("otherHandler").getAttribute("path"));
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Enable Ok button if ok to press.
|
|
this.mDialog.document.documentElement.getButton("accept").disabled = !ok;
|
|
},
|
|
|
|
// Returns true iff the user-specified helper app has been modified.
|
|
appChanged: function() {
|
|
return this.helperAppChoice() != this.mLauncher.MIMEInfo.preferredApplicationHandler;
|
|
},
|
|
|
|
updateMIMEInfo: function() {
|
|
var needUpdate = false;
|
|
// If current selection differs from what's in the mime info object,
|
|
// then we need to update.
|
|
if (this.saveToDisk) {
|
|
needUpdate = this.mLauncher.MIMEInfo.preferredAction != this.nsIMIMEInfo.saveToDisk;
|
|
if (needUpdate)
|
|
this.mLauncher.MIMEInfo.preferredAction = this.nsIMIMEInfo.saveToDisk;
|
|
}
|
|
else if (this.useSystemDefault) {
|
|
needUpdate = this.mLauncher.MIMEInfo.preferredAction != this.nsIMIMEInfo.useSystemDefault;
|
|
if (needUpdate)
|
|
this.mLauncher.MIMEInfo.preferredAction = this.nsIMIMEInfo.useSystemDefault;
|
|
}
|
|
else {
|
|
// For "open with", we need to check both preferred action and whether the user chose
|
|
// a new app.
|
|
needUpdate = this.mLauncher.MIMEInfo.preferredAction != this.nsIMIMEInfo.useHelperApp || this.appChanged();
|
|
if (needUpdate) {
|
|
this.mLauncher.MIMEInfo.preferredAction = this.nsIMIMEInfo.useHelperApp;
|
|
// App may have changed - Update application
|
|
var app = this.helperAppChoice();
|
|
this.mLauncher.MIMEInfo.preferredApplicationHandler = app;
|
|
}
|
|
}
|
|
// We will also need to update if the "always ask" flag has changed.
|
|
needUpdate = needUpdate || this.mLauncher.MIMEInfo.alwaysAskBeforeHandling != (!this.dialogElement("rememberChoice").checked);
|
|
|
|
// One last special case: If the input "always ask" flag was false, then we always
|
|
// update. In that case we are displaying the helper app dialog for the first
|
|
// time for this mime type and we need to store the user's action in the mimeTypes.rdf
|
|
// data source (whether that action has changed or not; if it didn't change, then we need
|
|
// to store the "always ask" flag so the helper app dialog will or won't display
|
|
// next time, per the user's selection).
|
|
needUpdate = needUpdate || !this.mLauncher.MIMEInfo.alwaysAskBeforeHandling;
|
|
|
|
// Make sure mime info has updated setting for the "always ask" flag.
|
|
this.mLauncher.MIMEInfo.alwaysAskBeforeHandling = !this.dialogElement("rememberChoice").checked;
|
|
|
|
return needUpdate;
|
|
},
|
|
|
|
// See if the user changed things, and if so, update the
|
|
// mimeTypes.rdf entry for this mime type.
|
|
updateHelperAppPref: function() {
|
|
var ha = new this.mDialog.HelperApps();
|
|
ha.updateTypeInfo(this.mLauncher.MIMEInfo);
|
|
ha.destroy();
|
|
},
|
|
|
|
// onOK:
|
|
onOK: function() {
|
|
// Verify typed app path, if necessary.
|
|
if (this.useOtherHandler) {
|
|
var helperApp = this.helperAppChoice();
|
|
if (!helperApp || !helperApp.executable ||
|
|
!helperApp.executable.exists()) {
|
|
// Show alert and try again.
|
|
var bundle = this.dialogElement("strings");
|
|
var msg = bundle.getFormattedString("badApp", [this.dialogElement("otherHandler").getAttribute("path")]);
|
|
var svc = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
|
|
svc.alert(this.mDialog, bundle.getString("badApp.title"), msg);
|
|
|
|
// Disable the OK button.
|
|
this.mDialog.document.documentElement.getButton("accept").disabled = true;
|
|
this.dialogElement("mode").focus();
|
|
|
|
// Clear chosen application.
|
|
this.chosenApp = null;
|
|
|
|
// Leave dialog up.
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Remove our web progress listener (a progress dialog will be
|
|
// taking over).
|
|
this.mLauncher.setWebProgressListener(null);
|
|
|
|
// saveToDisk and launchWithApplication can return errors in
|
|
// certain circumstances (e.g. The user clicks cancel in the
|
|
// "Save to Disk" dialog. In those cases, we don't want to
|
|
// update the helper application preferences in the RDF file.
|
|
try {
|
|
var needUpdate = this.updateMIMEInfo();
|
|
|
|
if (this.dialogElement("save").selected) {
|
|
// If we're using a default download location, create a path
|
|
// for the file to be saved to to pass to |saveToDisk| - otherwise
|
|
// we must ask the user to pick a save name.
|
|
|
|
#if 0
|
|
var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
|
|
var targetFile = null;
|
|
try {
|
|
targetFile = prefs.getComplexValue("browser.download.defaultFolder",
|
|
Components.interfaces.nsILocalFile);
|
|
var leafName = this.dialogElement("location").getAttribute("realname");
|
|
// Ensure that we don't overwrite any existing files here.
|
|
targetFile = this.validateLeafName(targetFile, leafName, null);
|
|
}
|
|
catch(e) { }
|
|
|
|
this.mLauncher.saveToDisk(targetFile, false);
|
|
#endif
|
|
|
|
// see @notify
|
|
// we cannot use opener's setTimeout, see bug 420405
|
|
this._saveToDiskTimer = Components.classes["@mozilla.org/timer;1"]
|
|
.createInstance(nsITimer);
|
|
this._saveToDiskTimer.initWithCallback(this, 0,
|
|
nsITimer.TYPE_ONE_SHOT);
|
|
}
|
|
else
|
|
this.mLauncher.launchWithApplication(null, false);
|
|
|
|
// Update user pref for this mime type (if necessary). We do not
|
|
// store anything in the mime type preferences for the ambiguous
|
|
// type application/octet-stream. We do NOT do this for
|
|
// application/x-msdownload since we want users to be able to
|
|
// autodownload these to disk.
|
|
if (needUpdate && this.mLauncher.MIMEInfo.MIMEType != "application/octet-stream")
|
|
this.updateHelperAppPref();
|
|
} catch(e) { }
|
|
|
|
// Unhook dialog from this object.
|
|
this.mDialog.dialog = null;
|
|
|
|
// Close up dialog by returning true.
|
|
return true;
|
|
},
|
|
|
|
// onCancel:
|
|
onCancel: function() {
|
|
// Remove our web progress listener.
|
|
this.mLauncher.setWebProgressListener(null);
|
|
|
|
// Cancel app launcher.
|
|
try {
|
|
const NS_BINDING_ABORTED = 0x804b0002;
|
|
this.mLauncher.cancel(NS_BINDING_ABORTED);
|
|
} catch(exception) {
|
|
}
|
|
|
|
// Unhook dialog from this object.
|
|
this.mDialog.dialog = null;
|
|
|
|
// Close up dialog by returning true.
|
|
return true;
|
|
},
|
|
|
|
// dialogElement: Convenience.
|
|
dialogElement: function(id) {
|
|
return this.mDialog.document.getElementById(id);
|
|
},
|
|
|
|
// Retrieve the pretty description from the file
|
|
getFileDisplayName: function getFileDisplayName(file)
|
|
{
|
|
#ifdef XP_WIN
|
|
if (file instanceof Components.interfaces.nsILocalFileWin) {
|
|
try {
|
|
return file.getVersionInfoField("FileDescription");
|
|
} catch (e) {}
|
|
}
|
|
#endif
|
|
#ifdef XP_MACOSX
|
|
if (file instanceof Components.interfaces.nsILocalFileMac) {
|
|
try {
|
|
return file.bundleDisplayName;
|
|
} catch (e) {}
|
|
}
|
|
#endif
|
|
return file.leafName;
|
|
},
|
|
|
|
// chooseApp: Open file picker and prompt user for application.
|
|
chooseApp: function() {
|
|
#ifdef XP_WIN
|
|
// Protect against the lack of an extension
|
|
var fileExtension = "";
|
|
try {
|
|
fileExtension = this.mLauncher.MIMEInfo.primaryExtension;
|
|
} catch(ex) {
|
|
}
|
|
|
|
// Try to use the pretty description of the type, if one is available.
|
|
var typeString = this.mLauncher.MIMEInfo.description;
|
|
|
|
if (!typeString) {
|
|
// If there is none, use the extension to
|
|
// identify the file, e.g. "ZIP file"
|
|
if (fileExtension) {
|
|
typeString =
|
|
this.dialogElement("strings").
|
|
getFormattedString("fileType", [fileExtension.toUpperCase()]);
|
|
} else {
|
|
// If we can't even do that, just give up and show the MIME type.
|
|
typeString = this.mLauncher.MIMEInfo.MIMEType;
|
|
}
|
|
}
|
|
|
|
var params = {};
|
|
params.title =
|
|
this.dialogElement("strings").getString("chooseAppFilePickerTitle");
|
|
params.description = typeString;
|
|
params.filename = this.mLauncher.suggestedFileName;
|
|
params.mimeInfo = this.mLauncher.MIMEInfo;
|
|
params.handlerApp = null;
|
|
|
|
this.mDialog.openDialog("chrome://global/content/appPicker.xul", null,
|
|
"chrome,modal,centerscreen,titlebar,dialog=yes",
|
|
params);
|
|
|
|
if (params.handlerApp &&
|
|
params.handlerApp.executable &&
|
|
params.handlerApp.executable.isFile()) {
|
|
// Remember the file they chose to run.
|
|
this.chosenApp = params.handlerApp;
|
|
|
|
#else
|
|
var nsIFilePicker = Components.interfaces.nsIFilePicker;
|
|
var fp = Components.classes["@mozilla.org/filepicker;1"]
|
|
.createInstance(nsIFilePicker);
|
|
fp.init(this.mDialog,
|
|
this.dialogElement("strings").getString("chooseAppFilePickerTitle"),
|
|
nsIFilePicker.modeOpen);
|
|
|
|
fp.appendFilters(nsIFilePicker.filterApps);
|
|
|
|
if (fp.show() == nsIFilePicker.returnOK && fp.file) {
|
|
// Remember the file they chose to run.
|
|
var localHandlerApp =
|
|
Components.classes["@mozilla.org/uriloader/local-handler-app;1"].
|
|
createInstance(Components.interfaces.nsILocalHandlerApp);
|
|
localHandlerApp.executable = fp.file;
|
|
this.chosenApp = localHandlerApp;
|
|
#endif
|
|
|
|
// Show the "handler" menulist since we have a (user-specified)
|
|
// application now.
|
|
this.dialogElement("modeDeck").setAttribute("selectedIndex", "0");
|
|
|
|
// Update dialog.
|
|
var otherHandler = this.dialogElement("otherHandler");
|
|
otherHandler.removeAttribute("hidden");
|
|
otherHandler.setAttribute("path", this.getPath(this.chosenApp.executable));
|
|
otherHandler.label = this.getFileDisplayName(this.chosenApp.executable);
|
|
this.dialogElement("openHandler").selectedIndex = 1;
|
|
this.dialogElement("openHandler").setAttribute("lastSelectedItemID", "otherHandler");
|
|
|
|
this.dialogElement("mode").selectedItem = this.dialogElement("open");
|
|
}
|
|
else {
|
|
var openHandler = this.dialogElement("openHandler");
|
|
var lastSelectedID = openHandler.getAttribute("lastSelectedItemID");
|
|
if (!lastSelectedID)
|
|
lastSelectedID = "defaultHandler";
|
|
openHandler.selectedItem = this.dialogElement(lastSelectedID);
|
|
}
|
|
},
|
|
|
|
// Turn this on to get debugging messages.
|
|
debug: false,
|
|
|
|
// Dump text (if debug is on).
|
|
dump: function( text ) {
|
|
if ( this.debug ) {
|
|
dump( text );
|
|
}
|
|
},
|
|
|
|
// dumpObj:
|
|
dumpObj: function( spec ) {
|
|
var val = "<undefined>";
|
|
try {
|
|
val = eval( "this."+spec ).toString();
|
|
} catch( exception ) {
|
|
}
|
|
this.dump( spec + "=" + val + "\n" );
|
|
},
|
|
|
|
// dumpObjectProperties
|
|
dumpObjectProperties: function( desc, obj ) {
|
|
for( prop in obj ) {
|
|
this.dump( desc + "." + prop + "=" );
|
|
var val = "<undefined>";
|
|
try {
|
|
val = obj[ prop ];
|
|
} catch ( exception ) {
|
|
}
|
|
this.dump( val + "\n" );
|
|
}
|
|
}
|
|
}
|
|
|
|
var NSGetFactory = XPCOMUtils.generateNSGetFactory([nsUnknownContentTypeDialog]);
|