// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- /* exported init, installExtension, uninstallExtension, checkForUpdates */ const { Clutter, Gio, GLib, GObject, Soup } = imports.gi; const Config = imports.misc.config; const Dialog = imports.ui.dialog; const ExtensionUtils = imports.misc.extensionUtils; const FileUtils = imports.misc.fileUtils; const Main = imports.ui.main; const ModalDialog = imports.ui.modalDialog; var REPOSITORY_URL_DOWNLOAD = 'https://extensions.gnome.org/download-extension/%s.shell-extension.zip'; var REPOSITORY_URL_INFO = 'https://extensions.gnome.org/extension-info/'; var REPOSITORY_URL_UPDATE = 'https://extensions.gnome.org/update-info/'; let _httpSession; function installExtension(uuid, invocation) { let params = { uuid, shell_version: Config.PACKAGE_VERSION }; let message = Soup.form_request_new_from_hash('GET', REPOSITORY_URL_INFO, params); _httpSession.queue_message(message, () => { if (message.status_code != Soup.KnownStatusCode.OK) { Main.extensionManager.logExtensionError(uuid, 'downloading info: %d'.format(message.status_code)); invocation.return_dbus_error('org.gnome.Shell.DownloadInfoError', message.status_code.toString()); return; } let info; try { info = JSON.parse(message.response_body.data); } catch (e) { Main.extensionManager.logExtensionError(uuid, 'parsing info: %s'.format(e.toString())); invocation.return_dbus_error('org.gnome.Shell.ParseInfoError', e.toString()); return; } let dialog = new InstallExtensionDialog(uuid, info, invocation); dialog.open(global.get_current_time()); }); } function uninstallExtension(uuid) { let extension = Main.extensionManager.lookup(uuid); if (!extension) return false; // Don't try to uninstall system extensions if (extension.type != ExtensionUtils.ExtensionType.PER_USER) return false; if (!Main.extensionManager.unloadExtension(extension)) return false; FileUtils.recursivelyDeleteDir(extension.dir, true); try { const updatesDir = Gio.File.new_for_path(GLib.build_filenamev( [global.userdatadir, 'extension-updates', extension.uuid])); FileUtils.recursivelyDeleteDir(updatesDir, true); } catch (e) { // not an error } return true; } function gotExtensionZipFile(session, message, uuid, dir, callback, errback) { if (message.status_code != Soup.KnownStatusCode.OK) { errback('DownloadExtensionError', message.status_code); return; } try { if (!dir.query_exists(null)) dir.make_directory_with_parents(null); } catch (e) { errback('CreateExtensionDirectoryError', e); return; } let [file, stream] = Gio.File.new_tmp('XXXXXX.shell-extension.zip'); let contents = message.response_body.flatten().get_as_bytes(); stream.output_stream.write_bytes(contents, null); stream.close(null); let [success, pid] = GLib.spawn_async(null, ['unzip', '-uod', dir.get_path(), '--', file.get_path()], null, GLib.SpawnFlags.SEARCH_PATH | GLib.SpawnFlags.DO_NOT_REAP_CHILD, null); if (!success) { errback('ExtractExtensionError'); return; } GLib.child_watch_add(GLib.PRIORITY_DEFAULT, pid, (o, status) => { GLib.spawn_close_pid(pid); if (status != 0) errback('ExtractExtensionError'); else callback(); }); } function downloadExtensionUpdate(uuid) { if (!Main.extensionManager.updatesSupported) return; let dir = Gio.File.new_for_path( GLib.build_filenamev([global.userdatadir, 'extension-updates', uuid])); let params = { shell_version: Config.PACKAGE_VERSION }; let url = REPOSITORY_URL_DOWNLOAD.format(uuid); let message = Soup.form_request_new_from_hash('GET', url, params); _httpSession.queue_message(message, session => { gotExtensionZipFile(session, message, uuid, dir, () => { Main.extensionManager.notifyExtensionUpdate(uuid); }, (code, msg) => { log('Error while downloading update for extension %s: %s (%s)'.format(uuid, code, msg)); }); }); } function checkForUpdates() { if (!Main.extensionManager.updatesSupported) return; let metadatas = {}; Main.extensionManager.getUuids().forEach(uuid => { let extension = Main.extensionManager.lookup(uuid); if (extension.type !== ExtensionUtils.ExtensionType.PER_USER) return; if (extension.hasUpdate) return; metadatas[uuid] = { version: extension.metadata.version, }; }); if (Object.keys(metadatas).length === 0) return; // nothing to update let versionCheck = global.settings.get_boolean( 'disable-extension-version-validation'); let params = { shell_version: Config.PACKAGE_VERSION, installed: JSON.stringify(metadatas), disable_version_validation: versionCheck.toString(), }; let url = REPOSITORY_URL_UPDATE; let message = Soup.form_request_new_from_hash('GET', url, params); _httpSession.queue_message(message, () => { if (message.status_code != Soup.KnownStatusCode.OK) return; let operations = JSON.parse(message.response_body.data); for (let uuid in operations) { let operation = operations[uuid]; if (operation === 'upgrade' || operation === 'downgrade') downloadExtensionUpdate(uuid); } }); } var InstallExtensionDialog = GObject.registerClass( class InstallExtensionDialog extends ModalDialog.ModalDialog { _init(uuid, info, invocation) { super._init({ styleClass: 'extension-dialog' }); this._uuid = uuid; this._info = info; this._invocation = invocation; this.setButtons([{ label: _("Cancel"), action: this._onCancelButtonPressed.bind(this), key: Clutter.KEY_Escape, }, { label: _("Install"), action: this._onInstallButtonPressed.bind(this), default: true, }]); let content = new Dialog.MessageDialogContent({ title: _('Install Extension'), description: _('Download and install ā%sā from extensions.gnome.org?').format(info.name), }); this.contentLayout.add(content); } _onCancelButtonPressed() { this.close(); this._invocation.return_value(GLib.Variant.new('(s)', ['cancelled'])); } _onInstallButtonPressed() { let params = { shell_version: Config.PACKAGE_VERSION }; let url = REPOSITORY_URL_DOWNLOAD.format(this._uuid); let message = Soup.form_request_new_from_hash('GET', url, params); let uuid = this._uuid; let dir = Gio.File.new_for_path(GLib.build_filenamev([global.userdatadir, 'extensions', uuid])); let invocation = this._invocation; function errback(code, msg) { log('Error while installing %s: %s (%s)'.format(uuid, code, msg)); invocation.return_dbus_error('org.gnome.Shell.%s'.format(code), msg || ''); } function callback() { try { let extension = Main.extensionManager.createExtensionObject(uuid, dir, ExtensionUtils.ExtensionType.PER_USER); Main.extensionManager.loadExtension(extension); if (!Main.extensionManager.enableExtension(uuid)) throw new Error('Cannot add %s to enabled extensions gsettings key'.format(uuid)); } catch (e) { uninstallExtension(uuid); errback('LoadExtensionError', e); return; } invocation.return_value(GLib.Variant.new('(s)', ['successful'])); } _httpSession.queue_message(message, session => { gotExtensionZipFile(session, message, uuid, dir, callback, errback); }); this.close(); } }); function init() { _httpSession = new Soup.Session({ ssl_use_system_ca_file: true }); // See: https://bugzilla.gnome.org/show_bug.cgi?id=655189 for context. // _httpSession.add_feature(new Soup.ProxyResolverDefault()); Soup.Session.prototype.add_feature.call(_httpSession, new Soup.ProxyResolverDefault()); }