3 import os, sys, subprocess, locale, urllib2, gobject, time, pickle, json
9 class TorBrowserLauncher:
12 self.discover_arch_lang()
17 # allow buttons to have icons
19 settings = gtk.settings_get_default()
20 settings.props.gtk_button_images = True
27 if self.load_settings():
28 self.build_paths(self.settings['latest_version'])
30 # how long was it since the last update check?
31 # 86400 seconds = 24 hours
32 current_timestamp = int(time.time())
33 if current_timestamp - self.settings['last_update_check_timestamp'] >= 86400:
35 self.set_gui('task', "Checking for Tor Browser update.",
36 ['download_update_check',
40 # no need to check for update
44 self.set_gui('error', "Error loading settings. Delete ~/.torbrowser and try again.", [])
51 def start_launcher(self):
52 # is TBB already installed?
53 if os.path.isfile(self.paths['file']['start']) and os.access(self.paths['file']['start'], os.X_OK):
54 if self.settings.installed_version == self.settings.latest_version:
55 # current version of tbb is installed, launch it
58 elif self.settings.installed_version < self.settings.latest_version:
59 # there is a tbb upgrade available
60 self.set_gui('task', "Your Tor Browser is out of date.",
62 'download_tarball_sig',
67 # for some reason the installed tbb is newer than the current version?
68 self.set_gui('error', "Something is wrong. The version of Tor Browser Bundle you have installed is newer than the current version?", [])
72 # are the tarball and sig already downloaded?
73 if os.path.isfile(self.paths['file']['tarball']) and os.path.isfile(self.paths['file']['tarball_sig']):
74 # start the gui with verify
75 self.set_gui('task', "Installing Tor Browser.",
82 self.set_gui('task', "Downloading and installing Tor Browser.",
84 'download_tarball_sig',
89 # discover the architecture and language
90 def discover_arch_lang(self):
91 # figure out the architecture
92 (sysname, nodename, release, version, machine) = os.uname()
93 self.architecture = machine
95 # figure out the language
96 available_languages = ['en-US', 'ar', 'de', 'es-ES', 'fa', 'fr', 'it', 'ko', 'nl', 'pl', 'pt-PT', 'ru', 'vi', 'zh-CN']
97 default_locale = locale.getdefaultlocale()[0]
98 if default_locale == None:
99 self.language = 'en-US'
101 self.language = default_locale.replace('_', '-')
102 if self.language not in available_languages:
103 self.language = self.language.split('-')[0]
104 if self.language not in available_languages:
105 for l in available_languages:
106 if l[0:2] == self.language:
108 # if language isn't available, default to english
109 if self.language not in available_languages:
110 self.language = 'en-US'
112 # build all relevant paths
113 def build_paths(self, tbb_version = None):
114 tbb_data = os.getenv('HOME')+'/.torbrowser'
117 tarball_filename = 'tor-browser-gnu-linux-'+self.architecture+'-'+tbb_version+'-dev-'+self.language+'.tar.gz'
118 self.paths['file']['tarball'] = tbb_data+'/download/'+tarball_filename
119 self.paths['file']['tarball_sig'] = tbb_data+'/download/'+tarball_filename+'.asc'
120 self.paths['url']['tarball'] = 'https://www.torproject.org/dist/torbrowser/linux/'+tarball_filename
121 self.paths['url']['tarball_sig'] = 'https://www.torproject.org/dist/torbrowser/linux/'+tarball_filename+'.asc'
122 self.paths['filename']['tarball'] = tarball_filename
123 self.paths['filename']['tarball_sig'] = tarball_filename+'.asc'
129 'download': tbb_data+'/download',
130 'tbb': tbb_data+'/tbb/'+self.architecture,
131 'gpg': tbb_data+'/gpgtmp'
134 'settings': tbb_data+'/settings',
135 'version': tbb_data+'/version',
136 'start': tbb_data+'/tbb/'+self.architecture+'/tor-browser_'+self.language+'/start-tor-browser',
137 'update_check': tbb_data+'/download/RecommendedTBBVersions',
138 'verify': '/usr/share/torbrowser-launcher/verify.sh'
141 'update_check': 'https://check.torproject.org/RecommendedTBBVersions'
146 # create directories that don't exist
148 if os.path.exists(self.paths['dir']['download']) == False:
149 os.makedirs(self.paths['dir']['download'])
150 if os.path.exists(self.paths['dir']['tbb']) == False:
151 os.makedirs(self.paths['dir']['tbb'])
153 # there are different GUIs that might appear, this sets which one we want
154 def set_gui(self, gui, message, tasks, autostart=True):
156 self.gui_message = message
157 self.gui_tasks = tasks
158 self.gui_autostart = autostart
160 # set all gtk variables to False
168 self.progressbar = False
169 self.button_box = False
170 self.start_button = False
171 self.exit_button = False
173 # build the application's UI
176 self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
177 self.window.set_title("Tor Browser")
178 self.window.set_position(gtk.WIN_POS_CENTER)
179 self.window.set_border_width(10)
180 self.window.connect("delete_event", self.delete_event)
181 self.window.connect("destroy", self.destroy)
183 self.box = gtk.VBox(False, 20)
184 self.window.add(self.box)
186 if self.gui == 'error':
188 self.label1 = gtk.Label( self.gui_message )
189 self.label1.set_line_wrap(True)
190 self.box.pack_start(self.label1, True, True, 0)
193 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.")
194 self.label2.set_line_wrap(True)
195 self.box.pack_start(self.label2, True, True, 0)
199 exit_image = gtk.Image()
200 exit_image.set_from_stock(gtk.STOCK_CANCEL, gtk.ICON_SIZE_BUTTON)
201 self.exit_button = gtk.Button("Exit")
202 self.exit_button.set_image(exit_image)
203 self.exit_button.connect("clicked", self.destroy, None)
204 self.box.add(self.exit_button)
205 self.exit_button.show()
207 elif self.gui == 'task':
209 self.label = gtk.Label( self.gui_message )
210 self.label.set_line_wrap(True)
211 self.box.pack_start(self.label, True, True, 0)
215 self.progressbar = gtk.ProgressBar(adjustment=None)
216 self.progressbar.set_orientation(gtk.PROGRESS_LEFT_TO_RIGHT)
217 self.progressbar.set_pulse_step(0.01)
218 self.box.pack_start(self.progressbar, True, True, 0)
221 self.button_box = gtk.HButtonBox()
222 self.button_box.set_layout(gtk.BUTTONBOX_SPREAD)
223 self.box.pack_start(self.button_box, True, True, 0)
224 self.button_box.show()
227 start_image = gtk.Image()
228 start_image.set_from_stock(gtk.STOCK_APPLY, gtk.ICON_SIZE_BUTTON)
229 self.start_button = gtk.Button("Start")
230 self.start_button.set_image(start_image)
231 self.start_button.connect("clicked", self.start, None)
232 self.button_box.add(self.start_button)
233 if not self.gui_autostart:
234 self.start_button.show()
237 exit_image = gtk.Image()
238 exit_image.set_from_stock(gtk.STOCK_CANCEL, gtk.ICON_SIZE_BUTTON)
239 self.exit_button = gtk.Button("Exit")
240 self.exit_button.set_image(exit_image)
241 self.exit_button.connect("clicked", self.destroy, None)
242 self.button_box.add(self.exit_button)
243 self.exit_button.show()
248 if self.gui_autostart:
251 # start button clicked, begin tasks
252 def start(self, widget, data=None):
253 # disable the start button
254 self.start_button.set_sensitive(False)
256 # start running tasks
260 # run the next task in the task list
264 if self.gui_task_i >= len(self.gui_tasks):
268 task = self.gui_tasks[self.gui_task_i]
270 # get ready for the next task
273 if task == 'download_update_check':
274 print 'Downloading '+self.paths['url']['update_check']
275 self.download('update check', self.paths['url']['update_check'], self.paths['file']['update_check'])
277 if task == 'attempt_update':
278 print 'Attempting to update'
279 self.attempt_update()
281 elif task == 'download_tarball':
282 print 'Downloading '+self.paths['url']['tarball']
283 self.download('tarball', self.paths['url']['tarball'], self.paths['file']['tarball'])
285 elif task == 'download_tarball_sig':
286 print 'Downloading '+self.paths['url']['tarball_sig']
287 self.download('signature', self.paths['url']['tarball_sig'], self.paths['file']['tarball_sig'])
289 elif task == 'verify':
290 print 'Verifying signature'
293 elif task == 'extract':
294 print 'Extracting '+self.paths['filename']['tarball']
298 print 'Running '+self.paths['file']['start']
301 elif task == 'start_over':
302 print 'Starting download over again'
306 def download(self, name, url, path):
307 # initialize the progress bar
308 self.progressbar.set_fraction(0)
309 self.progressbar.set_text('Downloading '+name)
310 self.progressbar.show()
314 self.dl_response = urllib2.urlopen(url)
315 self.dl_total_size = self.dl_response.info().getheader('Content-Length').strip()
316 self.dl_total_size = int(self.dl_total_size)
317 self.dl_bytes_so_far = 0
319 # set a timer to download more chunks
320 self.timer = gobject.timeout_add(1, self.download_chunk, name)
322 # open a file to write to
323 self.file_download = open(path, 'w')
325 def download_chunk(self, name):
326 # download 10kb a time
327 chunk = self.dl_response.read(10240)
328 self.dl_bytes_so_far += len(chunk)
329 self.file_download.write(chunk)
332 self.file_download.close()
337 percent = float(self.dl_bytes_so_far) / self.dl_total_size
338 self.progressbar.set_fraction(percent)
339 percent = round(percent*100, 2)
340 self.progressbar.set_text("Downloaded %d%% of %s" % (percent, name))
343 sys.stdout.write("Downloaded %d of %d bytes (%0.2f%%)\r" % (self.dl_bytes_so_far, self.dl_total_size, percent))
345 if self.dl_bytes_so_far >= self.dl_total_size:
346 sys.stdout.write('\n')
350 def attempt_update(self):
351 # load the update check file
353 versions = json.load(open(self.paths['file']['update_check']))
354 latest_version = None
356 end = '-Linux-%s' % self.architecture
357 for version in versions:
358 if str(version).find(end) != -1:
359 latest_version = version
362 self.settings.latest_version = latest_version[:-len(end)]
363 self.settings.last_update_check_timestamp = int(time.time())
365 self.build_paths(self.settings['latest_version'])
366 self.start_launcher()
369 # failed to find the latest version
370 self.set_gui('error', "Error checking for updates.", [])
373 # not a valid JSON object
374 self.set_gui('error', "Error checking for updates.", [])
377 self.window.destroy()
382 # initialize the progress bar
383 self.progressbar.set_fraction(0)
384 self.progressbar.set_text('Verifying Signature')
385 self.progressbar.show()
387 p = subprocess.Popen([self.paths['file']['verify'], self.paths['dir']['gpg'], self.paths['file']['tarball_sig']], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
388 self.pulse_until_process_exits(p)
390 output = p.stdout.read()
392 if 'Good signature' in output:
395 self.progressbar.hide()
396 self.label.set_text("SIGNATURE VERIFICATION FAILED!\n\nYou might be under attack, or there might just be a networking problem. Click Start try the download again.")
397 self.gui_tasks = ['start_over']
399 self.start_button.show()
400 self.start_button.set_sensitive(True)
403 # initialize the progress bar
404 self.progressbar.set_fraction(0)
405 self.progressbar.set_text('Installing')
406 self.progressbar.show()
408 p = subprocess.Popen(['tar', '-xf', self.paths['file']['tarball'], '-C', self.paths['dir']['tbb']], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
409 self.pulse_until_process_exits(p)
413 def run(self, run_next_task = True):
414 subprocess.Popen([self.paths['file']['start']])
418 # make the progress bar pulse until process p (a Popen object) finishes
419 def pulse_until_process_exits(self, p):
420 while p.poll() == None:
422 self.progressbar.pulse()
425 # start over and download TBB again
426 def start_over(self):
427 self.label.set_text("Downloading Tor Browser Bundle over again.")
428 self.gui_tasks = ['download_tarball', 'download_tarball_sig', 'verify', 'extract', 'run']
433 def load_settings(self):
434 if os.path.isfile(self.paths['file']['settings']):
435 self.settings = pickle.load(open(self.paths['file']['settings']))
437 if not 'installed_version' in self.settings:
439 if not 'latest_version' in self.settings:
441 if not 'last_update_check_timestamp' in self.settings:
445 'installed_version': False,
446 'latest_version': '0',
447 'last_update_check_timestamp': 0
453 def save_settings(self):
454 pickle.dump(self.settings, open(self.paths['file']['settings'], 'w'))
458 def refresh_gtk(self):
459 while gtk.events_pending():
460 gtk.main_iteration(False)
463 def delete_event(self, widget, event, data=None):
465 def destroy(self, widget, data=None):
467 gobject.source_remove(self.timer)
472 if __name__ == "__main__":
473 tor_browser_launcher_version = '0.1'
475 print 'Tor Browser Launcher'
476 print 'version %s' % (tor_browser_launcher_version)
477 print 'https://github.com/micahflee/torbrowser-launcher'
479 app = TorBrowserLauncher()