834 lines
32 KiB
JavaScript
834 lines
32 KiB
JavaScript
/*
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# -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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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#
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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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/* 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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/* 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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nsIMIMEInfo : Components.interfaces.nsIMIMEInfo,
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// This "class" supports nsIHelperAppLauncherDialog, and nsISupports.
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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.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) {
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this.mLauncher = aLauncher;
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this.mContext = aContext;
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// Display the dialog using the Window Watcher interface.
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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(null, // no parent
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"chrome://browser/content/downloads/unknownContentType.xul",
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null,
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"chrome,titlebar,dialog=yes",
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null);
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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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// XXXben these lines can disappear if we can get XULPP to run on stuff not
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// thus referenced in jar.mns.
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this.getSpecialFolderKey = this.mDialog.getSpecialFolderKey;
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this.mIsMac = (this.mDialog.navigator.platform.indexOf("Mac") != -1);
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this.mIsWin = (this.mDialog.navigator.platform.indexOf("Win") != -1);
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// Watch for error notifications.
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this.progressListener.helperAppDlg = this;
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this.mLauncher.setWebProgressListener(this.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) {
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var result = "";
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this.mLauncher = aLauncher;
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// If the user is always downloading to the same location, the default download
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// folder is stored in preferences. If a value is found stored, use that
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// automatically and don't ask via a dialog.
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const kDownloadFolderPref = "browser.download.defaultFolder";
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var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
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try {
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result = prefs.getComplexValue(kDownloadFolderPref, Components.interfaces.nsILocalFile);
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result.append(aDefaultFile);
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// Since we're automatically downloading, we don't get the file picker's
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// logic to check for existing files, so we need to do that here.
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//
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// Note - this code is identical to that in
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// browser/base/content/contentAreaUtils.js.
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// If you are updating this code, update that code too! We can't share code
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// here since this is called in a js component.
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while (result.exists()) {
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var parts = /.+-(\d+)(\..*)?$/.exec(result.leafName);
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if (parts) {
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result.leafName = result.leafName.replace(/((\d+)\.)/,
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function (str, p1, part, s) {
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return (parseInt(part) + 1) + ".";
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});
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}
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else {
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result.leafName = result.leafName.replace(/\./, "-1$&");
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}
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}
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}
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catch (e) { }
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if (!result) {
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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 bundle = Components.classes["@mozilla.org/intl/stringbundle;1"].getService(Components.interfaces.nsIStringBundleService);
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bundle = bundle.createBundle("chrome://browser/locale/downloads/unknownContentType.properties");
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var windowTitle = bundle.GetStringFromName("saveDialogTitle");
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var parent = aContext.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIDOMWindowInternal);
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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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// Pull in the user's preferences and get the default download directory.
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var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
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try {
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var startDir = prefs.getComplexValue("browser.download.dir", Components.interfaces.nsILocalFile);
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if (startDir.exists()) {
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picker.displayDirectory = startDir;
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}
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}
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catch(exception) { }
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var dlgResult = picker.show();
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if (dlgResult == 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 as the new browser.download.dir
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result = picker.file;
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if (result) {
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var newDir = result.parent;
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prefs.setComplexValue("browser.download.dir", Components.interfaces.nsILocalFile, newDir);
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}
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}
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return result;
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},
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// ---------- implementation methods ----------
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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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progressListener: {
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// Implementation properties.
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helperAppDlg: null,
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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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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, onStateChange, onLocationChange, and onSecurityChange 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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onStateChange: function( aWebProgress, aRequest, aStateFlags, aStatus ) {
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},
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onLocationChange: function( aWebProgress, aRequest, aLocation ) {
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},
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onSecurityChange: function( aWebProgress, aRequest, state ) {
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}
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},
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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 win = this.dialogElement( "unknownContentType" );
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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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this.mSourcePath = url.prePath;
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try {
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url = url.QueryInterface( Components.interfaces.nsIURL );
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// A url, use file name from it.
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fname = url.fileName;
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this.mSourcePath += url.directory;
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} catch (ex) {
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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 = suggestedFileName;
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this.mTitle = this.dialogElement("strings").getFormattedString("title", [fname]);
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win.setAttribute( "title", this.mTitle );
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// Put content type, filename and location into intro.
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this.initIntro(url, fname);
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var iconString = "moz-icon://" + fname + "?size=16&contentType=" + this.mLauncher.MIMEInfo.MIMEType;
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this.dialogElement("contentTypeImage").setAttribute("src", iconString);
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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 (this.mLauncher.MIMEInfo.MIMEType == "application/octet-stream") {
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rememberChoice.checked = false;
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rememberChoice.disabled = true;
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}
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else {
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rememberChoice.checked = !this.mLauncher.MIMEInfo.alwaysAskBeforeHandling;
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}
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this.toggleRememberChoice(rememberChoice);
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// XXXben - menulist won't init properly, hack.
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var openHandler = this.dialogElement("openHandler");
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openHandler.parentNode.removeChild(openHandler);
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var openParent = this.dialogElement("open").parentNode;
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openParent.appendChild(openHandler);
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this.mDialog.setTimeout("dialog.postShowCallback()", 0);
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},
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postShowCallback: function () {
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// Position the window if it has never been positioned before (i.e.
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// before XUL persistence has picked up anything to fill the screenX/
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// screenY attributes with. Assume if one is unset, the other will be too).
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if (this.mDialog.document.documentElement.getAttribute("screenX") == "") {
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if (this.mDialog.opener) {
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this.mDialog.moveToAlertPosition();
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}
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else {
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this.mDialog.centerWindowOnScreen();
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}
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}
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this.mDialog.sizeToContent();
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// Set initial focus
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this.dialogElement("mode").focus();
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},
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// initIntro:
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initIntro: function(url, filename) {
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this.dialogElement( "location" ).value = filename;
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// if mSourcePath is a local file, then let's use the pretty path name instead of an ugly
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// url...
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var pathString = this.mSourcePath;
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try
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{
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var fileURL = url.QueryInterface(Components.interfaces.nsIFileURL);
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if (fileURL)
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{
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var fileObject = fileURL.file;
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if (fileObject)
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{
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var parentObject = fileObject.parent;
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if (parentObject)
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{
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pathString = parentObject.path;
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}
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}
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}
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} catch(ex) {}
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// Set the location text, which is separate from the intro text so it can be cropped
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var location = this.dialogElement( "source" );
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location.value = pathString;
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// Show the type of file.
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var type = this.dialogElement("type");
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var mimeInfo = this.mLauncher.MIMEInfo;
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// 1. Try to use the pretty description of the type, if one is available.
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var typeString = mimeInfo.Description;
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if (typeString == "") {
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// 2. If there is none, use the extension to identify the file, e.g. "ZIP file"
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if (mimeInfo.primaryExtension != "")
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typeString = mimeInfo.primaryExtension.toUpperCase() + " file";
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// 3. If we can't even do that, just give up and show the MIME type.
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else
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typeString = mimeInfo.MIMEType;
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}
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type.value = typeString;
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},
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// Returns true if opening the default application makes sense.
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openWithDefaultOK: function() {
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var result;
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// The checking is different on Windows...
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if ( this.mIsWin ) {
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// Windows presents some special cases.
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// We need to prevent use of "system default" when the file is
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// executable (so the user doesn't launch nasty programs downloaded
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// from the web), and, enable use of "system default" if it isn't
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// executable (because we will prompt the user for the default app
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// in that case).
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// Need to get temporary file and check for executable-ness.
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var ignore1 = new Object;
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var ignore2 = new Object;
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var tmpFile = this.mLauncher.getDownloadInfo( ignore1, ignore2 );
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// Default is Ok if the file isn't executable (and vice-versa).
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result = !tmpFile.isExecutable();
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} else {
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// On other platforms, default is Ok if there is a default app.
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// Note that nsIMIMEInfo providers need to ensure that this holds true
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// on each platform.
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result = this.mLauncher.MIMEInfo.defaultApplicationHandler;
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}
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return result;
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},
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// Set "default" application description field.
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initDefaultApp: function() {
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// Use description, if we can get one.
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var desc = this.mLauncher.MIMEInfo.defaultDescription;
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if (desc) {
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var defaultApp = this.dialogElement("strings").getFormattedString("defaultApp", [desc]);
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this.dialogElement("defaultHandler").label = defaultApp;
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}
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},
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// getPath:
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getPath: function (aFile) {
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if (this.mIsMac)
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return aFile.leafName || aFile.path;
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return aFile.path;
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},
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// initAppAndSaveToDiskValues:
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initAppAndSaveToDiskValues: function() {
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var modeGroup = this.dialogElement("mode");
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// We don't let users open .exe files or random binary data directly
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// from the browser at the moment because of security concerns.
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var mimeType = this.mLauncher.MIMEInfo.MIMEType;
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if (mimeType == "application/octet-stream" ||
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mimeType == "application/x-msdownload") {
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this.dialogElement("open").disabled = true;
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var openHandler = this.dialogElement("openHandler");
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openHandler.disabled = true;
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openHandler.label = "";
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modeGroup.selectedItem = this.dialogElement("save");
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return;
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}
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// Fill in helper app info, if there is any.
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this.chosenApp = this.mLauncher.MIMEInfo.preferredApplicationHandler;
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// Initialize "default application" field.
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this.initDefaultApp();
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var otherHandler = this.dialogElement("otherHandler");
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// Fill application name textbox.
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if (this.chosenApp && this.chosenApp.path) {
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otherHandler.setAttribute("path", this.getPath(this.chosenApp));
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otherHandler.label = this.chosenApp.leafName;
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otherHandler.hidden = false;
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}
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var useDefault = this.dialogElement("useSystemDefault");
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var openHandler = this.dialogElement("openHandler");
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openHandler.selectedIndex = 0;
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if (this.mLauncher.MIMEInfo.preferredAction == this.nsIMIMEInfo.useSystemDefault) {
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// Open (using system default).
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modeGroup.selectedItem = this.dialogElement("open");
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} else if (this.mLauncher.MIMEInfo.preferredAction == this.nsIMIMEInfo.useHelperApp) {
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// Open with given helper app.
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modeGroup.selectedItem = this.dialogElement("open");
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openHandler.selectedIndex = 1;
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} else {
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// Save to disk.
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modeGroup.selectedItem = this.dialogElement("save");
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}
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// If we don't have a "default app" then disable that choice.
|
|
if (!this.openWithDefaultOK()) {
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var useDefault = this.dialogElement("defaultHandler");
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var isSelected = useDefault.selected;
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// Disable that choice.
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useDefault.hidden = true;
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// If that's the default, then switch to "save to disk."
|
|
if (isSelected) {
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openHandler.selectedIndex = 1;
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modeGroup.selectedItem = this.dialogElement("save");
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}
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}
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// otherHandler is always disabled on Mac
|
|
if (this.mIsMac)
|
|
otherHandler.hidden = true;
|
|
|
|
otherHandler.nextSibling.hidden = otherHandler.nextSibling.nextSibling.hidden = this.isMac;
|
|
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 () {
|
|
if (this.dialogElement("openHandler").selectedItem.id == "choose")
|
|
this.chooseApp();
|
|
},
|
|
|
|
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 and description
|
|
var app = this.helperAppChoice();
|
|
this.mLauncher.MIMEInfo.preferredApplicationHandler = app;
|
|
this.mLauncher.MIMEInfo.applicationDescription = "";
|
|
}
|
|
}
|
|
// 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);
|
|
},
|
|
|
|
// onOK:
|
|
onOK: function() {
|
|
// Verify typed app path, if necessary.
|
|
if (this.useOtherHandler) {
|
|
var helperApp = this.helperAppChoice();
|
|
if (!helperApp || !helperApp.exists()) {
|
|
// Show alert and try again.
|
|
var bundle = this.dialogElement("strings");
|
|
var msg = bundle.getFormattedString("badApp", [this.dialogElement("otherHandler").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.
|
|
|
|
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);
|
|
targetFile.append(this.dialogElement("location").value);
|
|
}
|
|
catch(e) {}
|
|
|
|
this.mLauncher.saveToDisk(targetFile, false);
|
|
}
|
|
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 {
|
|
this.mLauncher.Cancel();
|
|
} 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);
|
|
},
|
|
|
|
// chooseApp: Open file picker and prompt user for application.
|
|
chooseApp: function() {
|
|
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.
|
|
this.chosenApp = fp.file;
|
|
// Update dialog.
|
|
var otherHandler = this.dialogElement("otherHandler");
|
|
otherHandler.removeAttribute("hidden");
|
|
otherHandler.setAttribute("path", this.getPath(this.chosenApp));
|
|
otherHandler.label = this.chosenApp.leafName;
|
|
this.dialogElement("openHandler").selectedIndex = 1;
|
|
|
|
this.dialogElement("mode").selectedItem = this.dialogElement("open");
|
|
}
|
|
},
|
|
|
|
// Turn this on to get debugging messages.
|
|
debug: false,
|
|
|
|
// Dump text (if debug is on).
|
|
dump: function( text ) {
|
|
if ( this.debug ) {
|
|
dump( text );
|
|
}
|
|
},
|
|
|
|
// dumpInfo:
|
|
doDebug: function() {
|
|
const nsIProgressDialog = Components.interfaces.nsIProgressDialog;
|
|
// Open new progress dialog.
|
|
var progress = Components.classes[ "@mozilla.org/progressdialog;1" ]
|
|
.createInstance( nsIProgressDialog );
|
|
// Show it.
|
|
progress.open( this.mDialog );
|
|
},
|
|
|
|
// 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" );
|
|
}
|
|
}
|
|
}
|
|
|
|
// This Component's module implementation. All the code below is used to get this
|
|
// component registered and accessible via XPCOM.
|
|
var module = {
|
|
firstTime: true,
|
|
|
|
// registerSelf: Register this component.
|
|
registerSelf: function (compMgr, fileSpec, location, type) {
|
|
if (this.firstTime) {
|
|
this.firstTime = false;
|
|
throw Components.results.NS_ERROR_FACTORY_REGISTER_AGAIN;
|
|
}
|
|
compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
|
|
|
|
compMgr.registerFactoryLocation( this.cid,
|
|
"Unknown Content Type Dialog",
|
|
this.contractId,
|
|
fileSpec,
|
|
location,
|
|
type );
|
|
},
|
|
|
|
// getClassObject: Return this component's factory object.
|
|
getClassObject: function (compMgr, cid, iid) {
|
|
if (!cid.equals(this.cid)) {
|
|
throw Components.results.NS_ERROR_NO_INTERFACE;
|
|
}
|
|
|
|
if (!iid.equals(Components.interfaces.nsIFactory)) {
|
|
throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
return this.factory;
|
|
},
|
|
|
|
/* CID for this class */
|
|
cid: Components.ID("{F68578EB-6EC2-4169-AE19-8C6243F0ABE1}"),
|
|
|
|
/* Contract ID for this class */
|
|
contractId: "@mozilla.org/helperapplauncherdialog;1",
|
|
|
|
/* factory object */
|
|
factory: {
|
|
// createInstance: Return a new nsProgressDialog object.
|
|
createInstance: function (outer, iid) {
|
|
if (outer != null)
|
|
throw Components.results.NS_ERROR_NO_AGGREGATION;
|
|
|
|
return (new nsUnknownContentTypeDialog()).QueryInterface(iid);
|
|
}
|
|
},
|
|
|
|
// canUnload: n/a (returns true)
|
|
canUnload: function(compMgr) {
|
|
return true;
|
|
}
|
|
};
|
|
|
|
// NSGetModule: Return the nsIModule object.
|
|
function NSGetModule(compMgr, fileSpec) {
|
|
return module;
|
|
}
|