]> git.lizzy.rs Git - torbrowser-launcher.git/blobdiff - torbrowser-launcher
used wmctrl to finish #17
[torbrowser-launcher.git] / torbrowser-launcher
index 1b61e66a41bea20d666925700ca54db56aa1520a..8f57cd50c378e3b3a2da0e54b04943bf20332933 100755 (executable)
 #!/usr/bin/env python
 
-import os, sys, subprocess, locale, urllib2, gobject
+import gettext
+gettext.install('torbrowser-launcher', '/usr/share/torbrowser-launcher/locale')
+
+from twisted.internet import gtk2reactor
+gtk2reactor.install()
+from twisted.internet import reactor
 
 import pygtk
 pygtk.require('2.0')
 import gtk
 
-def download_chunk(base):
-  # download 8192 bytes a time
-  chunk = base.dl_response.read(8192)
-  base.dl_bytes_so_far += len(chunk)
+import os, sys, subprocess, locale, urllib2, gobject, time, pickle, json, tarfile, psutil
+
+from twisted.web.client import Agent, ResponseDone
+from twisted.web.http_headers import Headers
+from twisted.internet.protocol import Protocol
+from twisted.internet.ssl import ClientContextFactory
+
+from OpenSSL.SSL import Context, VERIFY_PEER, VERIFY_FAIL_IF_NO_PEER_CERT
+from OpenSSL.crypto import load_certificate, FILETYPE_PEM
+
+class VerifyTorProjectCert(ClientContextFactory):
+
+    def __init__(self, torproject_pem):
+        self.torproject_ca = load_certificate(FILETYPE_PEM, open(torproject_pem, 'r').read())
+
+    def getContext(self, host, port):
+        ctx = ClientContextFactory.getContext(self)
+        ctx.set_verify_depth(0)
+        ctx.set_verify(VERIFY_PEER | VERIFY_FAIL_IF_NO_PEER_CERT, self.verifyHostname)
+        return ctx
+
+    def verifyHostname(self, connection, cert, errno, depth, preverifyOK):
+        return cert.digest('sha256') == self.torproject_ca.digest('sha256')
+
+
+class TorBrowserLauncher:
+    def __init__(self):
+        # initialize the app
+        self.set_gui(None, '', [])
+        self.discover_arch_lang()
+        self.build_paths()
+        self.mkdir(self.paths['dir']['download'])
+        self.mkdir(self.paths['dir']['tbb'])
+        self.init_gnupg()
+
+        # allow buttons to have icons
+        try:
+            settings = gtk.settings_get_default()
+            settings.props.gtk_button_images = True
+        except:
+            pass
+
+        self.launch_gui = True
+
+        # if we haven't already hit an error
+        if self.gui != 'error':
+            # load settings
+            if self.load_settings():
+                self.build_paths(self.settings['latest_version'])
+
+                # is tbb already running and we just need to open a new firefox?
+                if self.settings['installed_version']:
+                    vidalia_pid = None
+                    firefox_pid = None
+                    for p in psutil.process_iter():
+                        try:
+                            if p.exe == self.paths['file']['vidalia_bin']:
+                                vidalia_pid = p.pid
+                            if p.exe == self.paths['file']['firefox_bin']:
+                                firefox_pid = p.pid
+                        except:
+                            pass
+
+                    if vidalia_pid and not firefox_pid:
+                        print _('Vidalia is already open, but Firefox is closed. Launching new Firefox.')
+                        subprocess.Popen([self.paths['file']['firefox_bin'], '-no-remote', '-profile', self.paths['file']['firefox_profile']])
+                        return
+                    elif vidalia_pid and firefox_pid:
+                        print _('Vidalia and Firefox are already open, bringing them to focus')
+
+                        # figure out the window ids of vidalia and firefox
+                        vidalia_win_id = None
+                        firefox_win_id = None
+                        p = subprocess.Popen(['wmctrl', '-l', '-p'], stdout=subprocess.PIPE)
+                        for line in p.stdout.readlines():
+                            line_split = line.split()
+                            win_id = line_split[0]
+                            win_pid = int(line_split[2])
+                            if win_pid == vidalia_pid:
+                                vidalia_win_id = win_id
+                            if win_pid == firefox_pid:
+                                firefox_win_id = win_id
+
+                        # bring firefox to front, then vidalia
+                        if firefox_win_id:
+                            subprocess.call(['wmctrl', '-i', '-a', firefox_win_id])
+                        if vidalia_win_id:
+                            subprocess.call(['wmctrl', '-i', '-a', vidalia_win_id])
+
+                        return
+
+                # how long was it since the last update check?
+                # 86400 seconds = 24 hours
+                current_timestamp = int(time.time())
+                if current_timestamp - self.settings['last_update_check_timestamp'] >= 86400:
+                    # check for update
+                    print 'Checking for update'
+                    self.set_gui('task', _("Checking for Tor Browser update."), 
+                        ['download_update_check', 
+                         'attempt_update'])
+
+                else:
+                    # no need to check for update
+                    print _('Checked for update within 24 hours, skipping')
+                    self.start_launcher()
 
-  if not chunk:
-    return False
+            else:
+                self.set_gui('error', _("Error loading settings. Delete ~/.torbrowser and try again."), [])
 
-  percent = float(base.dl_bytes_so_far) / base.dl_total_size
-  base.progressbar.set_fraction(percent)
-  percent = round(percent*100, 2)
-  base.progressbar.set_text("Downloaded %d" % (percent) + '%')
-  
-  sys.stdout.write("Downloaded %d of %d bytes (%0.2f%%)\r" % (base.dl_bytes_so_far, base.dl_total_size, percent))
+        if self.launch_gui:
+            # set up the window
+            self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
+            self.window.set_title(_("Tor Browser"))
+            self.window.set_icon_from_file(self.paths['file']['icon'])
+            self.window.set_position(gtk.WIN_POS_CENTER)
+            self.window.set_border_width(10)
+            self.window.connect("delete_event", self.delete_event)
+            self.window.connect("destroy", self.destroy)
 
-  if base.dl_bytes_so_far >= base.dl_total_size:
-    sys.stdout.write('\n')
+            # build the rest of the UI
+            self.build_ui()
 
-  return True
+    # download or run TBB
+    def start_launcher(self):
+      # is TBB already installed?
+      if os.path.isfile(self.paths['file']['start']) and os.access(self.paths['file']['start'], os.X_OK):
+        if self.settings['installed_version'] == self.settings['latest_version']:
+          # current version of tbb is installed, launch it
+          self.run(False)
+          self.launch_gui = False
+        elif self.settings['installed_version'] < self.settings['latest_version']:
+          # there is a tbb upgrade available
+          self.set_gui('task', _("Your Tor Browser is out of date."), 
+            ['download_tarball', 
+             'download_tarball_sig', 
+             'verify', 
+             'extract', 
+             'run'])
+        else:
+          # for some reason the installed tbb is newer than the current version?
+          self.set_gui('error', _("Something is wrong. The version of Tor Browser Bundle you have installed is newer than the current version?"), [])
 
-class Base:
-  def delete_event(self, widget, event, data=None):
-    return False
-  
-  def destroy(self, widget, data=None):
-    if self.timer:
-      gobject.source_remove(self.timer)
-    self.timer = False
+      # not installed
+      else:
+          # are the tarball and sig already downloaded?
+          if os.path.isfile(self.paths['file']['tarball']) and os.path.isfile(self.paths['file']['tarball_sig']):
+              # start the gui with verify
+              self.set_gui('task', _("Installing Tor Browser."), 
+                  ['verify', 
+                   'extract', 
+                   'run'])
 
-    gtk.main_quit()
+          # first run
+          else:
+              self.set_gui('task', _("Downloading and installing Tor Browser."), 
+                  ['download_tarball', 
+                   'download_tarball_sig', 
+                   'verify', 
+                   'extract', 
+                   'run'])
    
-  def start_download(self, widget, data=None):
-    print 'Starting to download '+self.tarball_url
+    # discover the architecture and language
+    def discover_arch_lang(self):
+        # figure out the architecture
+        (sysname, nodename, release, version, machine) = os.uname()
+        self.architecture = machine
 
-    # disable the download button
-    self.download.set_sensitive(False)
+        # figure out the language
+        available_languages = ['en-US', 'ar', 'de', 'es-ES', 'fa', 'fr', 'it', 'ko', 'nl', 'pl', 'pt-PT', 'ru', 'vi', 'zh-CN']
+        default_locale = locale.getdefaultlocale()[0]
+        if default_locale == None:
+            self.language = 'en-US'
+        else:
+            self.language = default_locale.replace('_', '-')
+            if self.language not in available_languages:
+                self.language = self.language.split('-')[0]
+                if self.language not in available_languages:
+                    for l in available_languages:
+                        if l[0:2] == self.language:
+                            self.language = l
+            # if language isn't available, default to english
+            if self.language not in available_languages:
+                self.language = 'en-US'
 
-    # initialize the progress bar
-    self.progressbar.set_fraction(0) 
-    self.progressbar.set_text('Downloaded 0%')
-    self.progressbar.show()
+    # build all relevant paths
+    def build_paths(self, tbb_version = None):
+        homedir = os.getenv('HOME')
+        if not homedir:
+            homedir = '/tmp/.torbrowser-'+os.getenv('USER')
+            if os.path.exists(homedir) == False:
+                try:
+                    os.mkdir(homedir, 0700)
+                except:
+                    self.set_gui('error', _("Error creating {0}").format(homedir), [], False)
+        if not os.access(homedir, os.W_OK):
+            self.set_gui('error', _("{0} is not writable").format(homedir), [], False)
 
-    # start the download
-    self.dl_response = urllib2.urlopen(self.tarball_url);
-    
-    self.dl_total_size = self.dl_response.info().getheader('Content-Length').strip()
-    self.dl_total_size = int(self.dl_total_size)
-    self.dl_bytes_so_far = 0
+        tbb_data = '%s/.torbrowser' % homedir
+
+        if tbb_version:
+            tarball_filename = 'tor-browser-gnu-linux-'+self.architecture+'-'+tbb_version+'-dev-'+self.language+'.tar.gz'
+            self.paths['file']['tarball'] = tbb_data+'/download/'+tarball_filename
+            self.paths['file']['tarball_sig'] = tbb_data+'/download/'+tarball_filename+'.asc'
+            self.paths['url']['tarball'] = 'https://www.torproject.org/dist/torbrowser/linux/'+tarball_filename
+            self.paths['url']['tarball_sig'] = 'https://www.torproject.org/dist/torbrowser/linux/'+tarball_filename+'.asc'
+            self.paths['filename']['tarball'] = tarball_filename
+            self.paths['filename']['tarball_sig'] = tarball_filename+'.asc'
+
+        else:
+            self.paths = {
+                'dir': {
+                    'data': tbb_data,
+                    'download': tbb_data+'/download',
+                    'tbb': tbb_data+'/tbb/'+self.architecture,
+                    'gnupg_homedir': tbb_data+'/gnupg_homedir'
+                },
+                'file': {
+                    'settings': tbb_data+'/settings',
+                    'version': tbb_data+'/version',
+                    'start': tbb_data+'/tbb/'+self.architecture+'/tor-browser_'+self.language+'/start-tor-browser',
+                    'vidalia_bin': tbb_data+'/tbb/'+self.architecture+'/tor-browser_'+self.language+'/App/vidalia',
+                    'firefox_bin': tbb_data+'/tbb/'+self.architecture+'/tor-browser_'+self.language+'/App/Firefox/firefox',
+                    'firefox_profile': tbb_data+'/tbb/'+self.architecture+'/tor-browser_'+self.language+'/Data/profile',
+                    'update_check': tbb_data+'/download/RecommendedTBBVersions',
+                    'icon': '/usr/share/pixmaps/torbrowser80.xpm',
+                    'torproject_pem': '/usr/share/torbrowser-launcher/torproject.pem',
+                    'erinn_key': '/usr/share/torbrowser-launcher/erinn.asc',
+                    'sebastian_key': '/usr/share/torbrowser-launcher/sebastian.asc'
+                },
+                'url': {
+                    'update_check': 'https://check.torproject.org/RecommendedTBBVersions'
+                },
+                'filename': {}
+            }
+
+    # create a directory
+    def mkdir(self, path):
+        try:
+            if os.path.exists(path) == False:
+                os.makedirs(path, 0700)
+                return True
+        except:
+            self.set_gui('error', _("Cannot create directory {0}").format(path), [], False)
+            return False
+        if not os.access(path, os.W_OK):
+            self.set_gui('error', _("{0} is not writable").format(path), [], False)
+            return False
+        return True
+
+    # if gnupg_homedir isn't set up, set it up
+    def init_gnupg(self):
+        if not os.path.exists(self.paths['dir']['gnupg_homedir']):
+            print _('Creating GnuPG homedir'), self.paths['dir']['gnupg_homedir']
+            if self.mkdir(self.paths['dir']['gnupg_homedir']):
+                # import keys
+                print _('Importing keys')
+                p1 = subprocess.Popen(['/usr/bin/gpg', '--homedir', self.paths['dir']['gnupg_homedir'], '--import', self.paths['file']['erinn_key']])
+                p2 = subprocess.Popen(['/usr/bin/gpg', '--homedir', self.paths['dir']['gnupg_homedir'], '--import', self.paths['file']['sebastian_key']])
+                # wait for keys to import before moving on
+                p1.wait()
+                p2.wait()
+
+    # there are different GUIs that might appear, this sets which one we want
+    def set_gui(self, gui, message, tasks, autostart=True):
+        self.gui = gui
+        self.gui_message = message
+        self.gui_tasks = tasks
+        self.gui_task_i = 0
+        self.gui_autostart = autostart
+
+    # set all gtk variables to False
+    def clear_ui(self):
+        if hasattr(self, 'box'):
+            self.box.destroy()
+        self.box = False
+
+        self.label = False
+        self.progressbar = False
+        self.button_box = False
+        self.start_button = False
+        self.exit_button = False
+
+    # build the application's UI
+    def build_ui(self):
+        self.box = gtk.VBox(False, 20)
+        self.window.add(self.box)
+
+        if self.gui == 'error':
+            # labels
+            self.label = gtk.Label( self.gui_message ) 
+            self.label.set_line_wrap(True)
+            self.box.pack_start(self.label, True, True, 0)
+            self.label.show()
+
+            #self.label2 = gtk.Label("You can fix the problem by deleting:\n"+self.paths['dir']['data']+"\n\nHowever, you will lose all your bookmarks and other Tor Browser preferences.") 
+            #self.label2.set_line_wrap(True)
+            #self.box.pack_start(self.label2, True, True, 0)
+            #self.label2.show()
+
+            # exit button
+            exit_image = gtk.Image()
+            exit_image.set_from_stock(gtk.STOCK_CANCEL, gtk.ICON_SIZE_BUTTON)
+            self.exit_button = gtk.Button("Exit")
+            self.exit_button.set_image(exit_image)
+            self.exit_button.connect("clicked", self.destroy, None)
+            self.box.add(self.exit_button)
+            self.exit_button.show()
+
+        elif self.gui == 'task':
+            # label
+            self.label = gtk.Label( self.gui_message ) 
+            self.label.set_line_wrap(True)
+            self.box.pack_start(self.label, True, True, 0)
+            self.label.show()
+            
+            # progress bar
+            self.progressbar = gtk.ProgressBar(adjustment=None)
+            self.progressbar.set_orientation(gtk.PROGRESS_LEFT_TO_RIGHT)
+            self.progressbar.set_pulse_step(0.01)
+            self.box.pack_start(self.progressbar, True, True, 0)
+
+            # button box
+            self.button_box = gtk.HButtonBox()
+            self.button_box.set_layout(gtk.BUTTONBOX_SPREAD)
+            self.box.pack_start(self.button_box, True, True, 0)
+            self.button_box.show()
+
+            # start button
+            start_image = gtk.Image()
+            start_image.set_from_stock(gtk.STOCK_APPLY, gtk.ICON_SIZE_BUTTON)
+            self.start_button = gtk.Button("Start")
+            self.start_button.set_image(start_image)
+            self.start_button.connect("clicked", self.start, None)
+            self.button_box.add(self.start_button)
+            if not self.gui_autostart:
+              self.start_button.show()
+
+            # exit button
+            exit_image = gtk.Image()
+            exit_image.set_from_stock(gtk.STOCK_CANCEL, gtk.ICON_SIZE_BUTTON)
+            self.exit_button = gtk.Button("Exit")
+            self.exit_button.set_image(exit_image)
+            self.exit_button.connect("clicked", self.destroy, None)
+            self.button_box.add(self.exit_button)
+            self.exit_button.show()
+
+        self.box.show()
+        self.window.show()
+
+        if self.gui_autostart:
+            self.start(None)
+
+    # start button clicked, begin tasks
+    def start(self, widget, data=None):
+        # disable the start button
+        if self.start_button:
+            self.start_button.set_sensitive(False)
 
-    # set a timer to download more chunks
-    self.timer = gobject.timeout_add(10, download_chunk, self)
+        # start running tasks
+        self.run_task()
       
-  def __init__(self, tbb_version, tarball_path, tarball_url):
-    self.timer = False
+    # run the next task in the task list
+    def run_task(self):
+        self.refresh_gtk()
 
-    self.tbb_version = tbb_version
-    self.tarball_path = tarball_path
-    self.tarball_url = tarball_url
+        if self.gui_task_i >= len(self.gui_tasks):
+            self.destroy(False)
+            return
 
-    self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
-    self.window.set_title("Tor Browser Launcher - First Run")
-    self.window.set_border_width(10)
+        task = self.gui_tasks[self.gui_task_i]
+        
+        # get ready for the next task
+        self.gui_task_i += 1
+
+        if task == 'download_update_check':
+            print _('Downloading'), self.paths['url']['update_check']
+            self.download('update check', self.paths['url']['update_check'], self.paths['file']['update_check'])
+        
+        if task == 'attempt_update':
+            print _('Checking to see if update it needed')
+            self.attempt_update()
+
+        elif task == 'download_tarball':
+            print _('Downloading'), self.paths['url']['tarball']
+            self.download('tarball', self.paths['url']['tarball'], self.paths['file']['tarball'])
+
+        elif task == 'download_tarball_sig':
+            print _('Downloading'), self.paths['url']['tarball_sig']
+            self.download('signature', self.paths['url']['tarball_sig'], self.paths['file']['tarball_sig'])
+
+        elif task == 'verify':
+            print _('Verifying signature')
+            self.verify()
+
+        elif task == 'extract':
+            print _('Extracting'), self.paths['filename']['tarball']
+            self.extract()
+
+        elif task == 'run':
+            print _('Running'), self.paths['file']['start']
+            self.run()
+        
+        elif task == 'start_over':
+            print _('Starting download over again')
+            self.start_over()
+
+    def response_received(self, response):
+        class FileDownloader(Protocol):
+            def __init__(self, file, total, progress, done_cb):
+                self.file = file
+                self.total = total
+                self.so_far = 0
+                self.progress = progress
+                self.all_done = done_cb
+
+            def dataReceived(self, bytes):
+                self.file.write(bytes)
+                self.so_far += len(bytes)
+                percent = float(self.so_far) / float(self.total)
+                self.progress.set_fraction(percent)
+                amount = float(self.so_far)
+                units = "bytes"
+                for (size, unit) in [(1024 * 1024, "MiB"), (1024, "KiB")]:
+                    if amount > size:
+                        units = unit
+                        amount = amount / float(size)
+                        break
+
+                self.progress.set_text(_('Downloaded')+(' %2.1f%% (%2.1f %s)' % ((percent * 100.0), amount, units)))
+
+            def connectionLost(self, reason):
+                print _('Finished receiving body:'), reason.getErrorMessage()
+                self.all_done(reason)
+
+        dl = FileDownloader(self.file_download, response.length, self.progressbar, self.response_finished)
+        response.deliverBody(dl)
+
+    def response_finished(self, msg):
+        if msg.check(ResponseDone):
+            self.file_download.close()
+            # next task!
+            self.run_task()
+
+        else:
+            print "FINISHED", msg
+            ## FIXME handle errors
+
+    def download_error(self, f):
+        print _("Download error"), f
+        self.set_gui('error', _("Error starting download:\n\n{0}\n\nAre you connected to the internet?").format(f.value), [], False)
+        self.clear_ui()
+        self.build_ui()
+
+    def download(self, name, url, path):
+        # initialize the progress bar
+        self.progressbar.set_fraction(0) 
+        self.progressbar.set_text(_('Downloading {0}').format(name))
+        self.progressbar.show()
+        self.refresh_gtk()
+
+        agent = Agent(reactor, VerifyTorProjectCert(self.paths['file']['torproject_pem']))
+        d = agent.request('GET', url,
+                          Headers({'User-Agent': ['torbrowser-launcher']}),
+                          None)
+
+        self.file_download = open(path, 'w')
+        d.addCallback(self.response_received).addErrback(self.download_error)
+        
+        if not reactor.running:
+            reactor.run()
+
+    def attempt_update(self):
+        # load the update check file
+        try:
+            versions = json.load(open(self.paths['file']['update_check']))
+            latest_version = None
+
+            end = '-Linux'
+            for version in versions:
+                if str(version).find(end) != -1:
+                    latest_version = str(version)
+
+            if latest_version:
+                self.settings['latest_version'] = latest_version[:-len(end)]
+                self.settings['last_update_check_timestamp'] = int(time.time())
+                self.save_settings()
+                self.build_paths(self.settings['latest_version'])
+                self.start_launcher()
+
+            else:
+                # failed to find the latest version
+                self.set_gui('error', _("Error checking for updates."), [], False)
+        
+        except:
+            # not a valid JSON object
+            self.set_gui('error', _("Error checking for updates."), [], False)
+
+        # now start over
+        self.clear_ui()
+        self.build_ui()
+
+    def verify(self):
+        # initialize the progress bar
+        self.progressbar.set_fraction(0) 
+        self.progressbar.set_text(_('Verifying Signature'))
+        self.progressbar.show()
+
+        p = subprocess.Popen(['/usr/bin/gpg', '--homedir', self.paths['dir']['gnupg_homedir'], '--verify', self.paths['file']['tarball_sig']])
+        self.pulse_until_process_exits(p)
+        
+        if p.returncode == 0:
+            self.run_task()
+        else:
+            self.set_gui('task', _("SIGNATURE VERIFICATION FAILED!\n\nYou might be under attack, or there might just be a networking problem. Click Start try the download again."), ['start_over'], False)
+            self.clear_ui()
+            self.build_ui()
+
+            if not reactor.running:
+                reactor.run()
+
+    def extract(self):
+        # initialize the progress bar
+        self.progressbar.set_fraction(0) 
+        self.progressbar.set_text(_('Installing'))
+        self.progressbar.show()
+        self.refresh_gtk()
+
+        # make sure this file is a tarfile
+        if tarfile.is_tarfile(self.paths['file']['tarball']):
+          tf = tarfile.open(self.paths['file']['tarball'])
+          tf.extractall(self.paths['dir']['tbb'])
+        else:
+            self.set_gui('task', _("Tor Browser Launcher doesn't understand the file format of {0}"), ['start_over'], False)
+            self.clear_ui()
+            self.build_ui()
+
+        # installation is finished, so save installed_version
+        self.settings['installed_version'] = self.settings['latest_version']
+        self.save_settings()
+
+        self.run_task()
+
+    def run(self, run_next_task = True):
+        subprocess.Popen([self.paths['file']['start']])
+        if run_next_task:
+            self.run_task()
+
+    # make the progress bar pulse until process p (a Popen object) finishes
+    def pulse_until_process_exits(self, p):
+        while p.poll() == None:
+            time.sleep(0.01)
+            self.progressbar.pulse()
+            self.refresh_gtk()
+
+    # start over and download TBB again
+    def start_over(self):
+        self.label.set_text(_("Downloading Tor Browser Bundle over again."))
+        self.gui_tasks = ['download_tarball', 'download_tarball_sig', 'verify', 'extract', 'run']
+        self.gui_task_i = 0
+        self.start(None)
+
+    # load settings
+    def load_settings(self):
+        if os.path.isfile(self.paths['file']['settings']):
+            self.settings = pickle.load(open(self.paths['file']['settings']))
+            # sanity checks
+            if not 'installed_version' in self.settings:
+                return False
+            if not 'latest_version' in self.settings:
+                return False
+            if not 'last_update_check_timestamp' in self.settings:
+                return False
+        else:
+            self.settings = {
+                'installed_version': False,
+                'latest_version': '0',
+                'last_update_check_timestamp': 0
+            }
+            self.save_settings()
+        return True
+
+    # save settings
+    def save_settings(self):
+        pickle.dump(self.settings, open(self.paths['file']['settings'], 'w'))
+        return True
     
-    self.window.connect("delete_event", self.delete_event)
-    self.window.connect("destroy", self.destroy)
-
-    self.box = gtk.VBox(False, 20)
-    self.window.add(self.box)
-
-    self.label = gtk.Label("The first time you run the Tor Browser Launcher you need to download the Tor Browser Bundle. Would you like to download it from the following URL now?\n\n"+self.tarball_url)
-    self.label.set_line_wrap(True)
-    self.box.pack_start(self.label, True, True, 0)
-    self.label.show()
-
-    self.progressbar = gtk.ProgressBar(adjustment=None)
-    self.progressbar.set_orientation(gtk.PROGRESS_LEFT_TO_RIGHT)
-    self.box.pack_start(self.progressbar, True, True, 0)
-
-    self.button_box = gtk.HButtonBox()
-    self.button_box.set_layout(gtk.BUTTONBOX_SPREAD)
-    self.box.pack_start(self.button_box, True, True, 0)
-    self.button_box.show()
-
-    self.download = gtk.Button("Download")
-    self.download.connect("clicked", self.start_download, None)
-    self.button_box.add(self.download)
-    self.download.show()
-
-    self.exit = gtk.Button("Exit")
-    self.exit.connect("clicked", self.destroy, None)
-    self.button_box.add(self.exit)
-    self.exit.show()
-
-    self.box.show()
-    self.window.show();
-  
-  def main(self):
-    gtk.main()
+    # refresh gtk
+    def refresh_gtk(self):
+        while gtk.events_pending():
+            gtk.main_iteration(False)
+
+    # exit
+    def delete_event(self, widget, event, data=None):
+        return False
+    def destroy(self, widget, data=None):
+        if hasattr(self, 'file_download'):
+            self.file_download.close()
+        if reactor.running:
+            reactor.stop()
 
 if __name__ == "__main__":
-  # current TBB version
-  tbb_version = '2.3.25-2'
-
-  # figure out the architecture
-  architecture = subprocess.check_output(['arch']).strip('\n')
-
-  # figure out the language
-  available_languages = ['en-US', 'ar', 'de', 'es-ES', 'fa', 'fr', 'it', 'ko', 'nl', 'pl', 'pt-PT', 'ru', 'vi', 'zh-CN']
-  language = locale.getdefaultlocale()[0].replace('_', '-')
-  if language not in available_languages:
-    language = language.split('-')[0]
-    if language not in available_languages:
-      for l in available_languages:
-        if l[0:2] == language:
-          language = l
-  # if language isn't available, default to english
-  if language not in available_languages:
-    language = 'en-US'
-
-  # make sure local directory structure is setup
-  data_dir = os.getenv('HOME')+'/.torbrowser'
-  download_dir = data_dir+'/download'
-  tbb_dir = data_dir+'/tbb/'+architecture+'/'+language
-  if os.path.exists(download_dir) == False:
-    print 'making '+download_dir
-    os.makedirs(download_dir)
-  if os.path.exists(tbb_dir) == False:
-    print 'making '+tbb_dir
-    os.makedirs(tbb_dir)
-
-  # is TBB already installed?
-  tbb_start = tbb_dir+'/start-tor-browser'
-  if os.path.isfile(tbb_start):
-    print 'Launching '+tbb_start
-    subprocess.call([tbb_start])
-
-  else:
-    tarball_filename = 'tor-browser-gnu-linux-'+architecture+'-'+tbb_version+'-dev-'+language+'.tar.gz'
-    tarball_path = download_dir+'/'+tarball_filename
-    if os.path.exists(tarball_path):
-      # already downloaded
-      print 'Already downloaded'
-    else:
-      # launch downloader
-      tarball_url = 'https://www.torproject.org/dist/torbrowser/linux/'+tarball_filename
-      #tarball_url = 'http://127.0.0.1/'+tarball_filename
-      base = Base(tbb_version, tarball_path, tarball_url)
-      base.main()
+    tor_browser_launcher_version = '0.1'
+
+    print _('Tor Browser Launcher')
+    print _('version {0}').format(tor_browser_launcher_version)
+    print 'https://github.com/micahflee/torbrowser-launcher'
+
+    app = TorBrowserLauncher()