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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Plugin Finder Service.
- *
- * The Initial Developer of the Original Code is
- * IBM Corporation.
- * Portions created by the IBM Corporation are Copyright (C) 2004
- * IBM Corporation. All Rights Reserved.
- *
- * Contributor(s):
- * Doron Rosenberg <doronr@us.ibm.com>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- const nsIXPIProgressDialog = Components.interfaces.nsIXPIProgressDialog;
-
- function getLocalizedError(key)
- {
- return document.getElementById("xpinstallStrings").getString(key);
- }
-
- function binaryToHex(input)
- {
- return [('0' + input.charCodeAt(i).toString(16)).slice(-2)
- for (i in input)].join('');
- }
-
- function verifyHash(aFile, aHash)
- {
- try {
- var [, method, hash] = /^([A-Za-z0-9]+):(.*)$/.exec(aHash);
-
- var fis = Components.classes['@mozilla.org/network/file-input-stream;1'].
- createInstance(Components.interfaces.nsIFileInputStream);
- fis.init(aFile, -1, -1, 0);
-
- var hasher = Components.classes['@mozilla.org/security/hash;1'].
- createInstance(Components.interfaces.nsICryptoHash);
- hasher.initWithString(method);
- hasher.updateFromStream(fis, -1);
- dlhash = binaryToHex(hasher.finish(false));
- return dlhash == hash;
- }
- catch (e) {
- Components.utils.reportError(e);
- return false;
- }
- }
-
- function InstallerObserver(aPlugin)
- {
- this._plugin = aPlugin;
- this._init();
- }
-
- InstallerObserver.prototype = {
- _init: function()
- {
- try {
- var ios = Components.classes["@mozilla.org/network/io-service;1"].
- getService(Components.interfaces.nsIIOService);
- var uri = ios.newURI(this._plugin.InstallerLocation, null, null);
- uri.QueryInterface(Components.interfaces.nsIURL);
-
- var leafName = uri.fileName;
- if (leafName.indexOf('.') == -1)
- throw "Filename needs to contain a dot for platform-native launching to work correctly.";
-
- var dirs = Components.classes["@mozilla.org/file/directory_service;1"].
- getService(Components.interfaces.nsIProperties);
-
- var resultFile = dirs.get("TmpD", Components.interfaces.nsIFile);
- resultFile.append(leafName);
- resultFile.createUnique(Components.interfaces.nsIFile.NORMAL_FILE_TYPE,
- 0x770);
-
- var channel = ios.newChannelFromURI(uri);
- this._downloader =
- Components.classes["@mozilla.org/network/downloader;1"].
- createInstance(Components.interfaces.nsIDownloader);
- this._downloader.init(this, resultFile);
- channel.notificationCallbacks = this;
-
- this._fireNotification(nsIXPIProgressDialog.DOWNLOAD_START, null);
-
- channel.asyncOpen(this._downloader, null);
- }
- catch (e) {
- this._fireNotification(nsIXPIProgressDialog.INSTALL_DONE,
- getLocalizedError("error-228"));
- if (resultFile && resultFile.exists())
- resultfile.remove(false);
- }
- },
-
- /**
- * Inform the gPluginInstaller about what's going on.
- */
- _fireNotification: function(aStatus, aErrorMsg)
- {
- gPluginInstaller.pluginInstallationProgress(this._plugin.pid,
- aStatus, aErrorMsg);
-
- if (aStatus == nsIXPIProgressDialog.INSTALL_DONE) {
- --PluginInstallService._installersPending;
- PluginInstallService._fireFinishedNotification();
- }
- },
-
- QueryInterface: function(iid)
- {
- if (iid.equals(Components.interfaces.nsISupports) ||
- iid.equals(Components.interfaces.nsIInterfaceRequestor) ||
- iid.equals(Components.interfaces.nsIDownloadObserver) ||
- iid.equals(Components.interfaces.nsIProgressEventSink))
- return this;
-
- throw Components.results.NS_ERROR_NO_INTERFACE;
- },
-
- getInterface: function(iid)
- {
- if (iid.equals(Components.interfaces.nsIProgressEventSink))
- return this;
-
- return null;
- },
-
- onDownloadComplete: function(downloader, request, ctxt, status, result)
- {
- if (!Components.isSuccessCode(status)) {
- // xpinstall error 228 is "Download Error"
- this._fireNotification(nsIXPIProgressDialog.INSTALL_DONE,
- getLocalizedError("error-228"));
- result.remove(false);
- return;
- }
-
- this._fireNotification(nsIXPIProgressDialog.DOWNLOAD_DONE);
-
- if (this._plugin.InstallerHash &&
- !verifyHash(result, this._plugin.InstallerHash)) {
- // xpinstall error 261 is "Invalid file hash..."
- this._fireNotification(nsIXPIProgressDialog.INSTALL_DONE,
- getLocalizedError("error-261"));
- result.remove(false);
- return;
- }
-
- this._fireNotification(nsIXPIProgressDialog.INSTALL_START);
-
- result.QueryInterface(Components.interfaces.nsILocalFile);
- try {
- result.launch();
- this._fireNotification(nsIXPIProgressDialog.INSTALL_DONE, null);
- // It would be nice to remove the tempfile, but we don't have
- // any way to know when it will stop being used :-(
- }
- catch (e) {
- Components.utils.reportError(e);
- this._fireNotification(nsIXPIProgressDialog.INSTALL_DONE,
- getLocalizedError("error-207"));
- result.remove(false);
- }
- },
-
- onProgress: function(aRequest, aContext, aProgress, aProgressMax)
- {
- gPluginInstaller.pluginInstallationProgressMeter(this._plugin.pid,
- aProgress,
- aProgressMax);
- },
-
- onStatus: function(aRequest, aContext, aStatus, aStatusArg)
- {
- /* pass */
- }
- };
-
- var PluginInstallService = {
-
- /**
- * Start installation of installers and XPI plugins.
- * @param aInstallerPlugins An array of objects which should have the
- * properties "pid", "InstallerLocation",
- * and "InstallerHash"
- * @param aXPIPlugins An array of objects which should have the
- * properties "pid", "XPILocation",
- * and "XPIHash"
- */
- startPluginInstallation: function (aInstallerPlugins,
- aXPIPlugins)
- {
- this._installerPlugins = [new InstallerObserver(plugin)
- for each (plugin in aInstallerPlugins)];
- this._installersPending = this._installerPlugins.length;
-
- this._xpiPlugins = aXPIPlugins;
-
- if (this._xpiPlugins.length > 0) {
- this._xpisDone = false;
-
- var xpiManager = Components.classes["@mozilla.org/xpinstall/install-manager;1"]
- .createInstance(Components.interfaces.nsIXPInstallManager);
- xpiManager.initManagerWithHashes(
- [plugin.XPILocation for each (plugin in this._xpiPlugins)],
- [plugin.XPIHash for each (plugin in this._xpiPlugins)],
- this._xpiPlugins.length, this);
- }
- else {
- this._xpisDone = true;
- }
- },
-
- _fireFinishedNotification: function()
- {
- if (this._installersPending == 0 && this._xpisDone)
- gPluginInstaller.
- pluginInstallationProgress(null, nsIXPIProgressDialog.DIALOG_CLOSE,
- null);
- },
-
- // XPI progress listener stuff
- onStateChange: function (aIndex, aState, aValue)
- {
- // get the pid to return to the wizard
- var pid = this._xpiPlugins[aIndex].pid;
- var errorMsg;
-
- if (aState == nsIXPIProgressDialog.INSTALL_DONE) {
- if (aValue != 0) {
- var xpinstallStrings = document.getElementById("xpinstallStrings");
- try {
- errorMsg = xpinstallStrings.getString("error" + aValue);
- }
- catch (e) {
- errorMsg = xpinstallStrings.getFormattedString("unknown.error", [aValue]);
- }
- }
- }
-
- if (aState == nsIXPIProgressDialog.DIALOG_CLOSE) {
- this._xpisDone = true;
- this._fireFinishedNotification();
- }
- else {
- gPluginInstaller.pluginInstallationProgress(pid, aState, errorMsg);
- }
- },
-
- onProgress: function (aIndex, aValue, aMaxValue)
- {
- // get the pid to return to the wizard
- var pid = this._xpiPlugins[aIndex].pid;
- gPluginInstaller.pluginInstallationProgressMeter(pid, aValue, aMaxValue);
- }
- }
-