This file is indexed.

/usr/bin/keysync-gui is in keysync 0.2.1.1-2.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#! /usr/bin/python
# -*- coding: utf-8 -*-
'''keysync-gui is a GUI program'''

from __future__ import print_function
import functools
import os
import qrcode
import sys
from Tkinter import *
# Mac OS X 10.6's python doesn't ship with ttk because its 2.6 not 2.7 :-(
if sys.platform != 'darwin':
    from ttk import *
# On Windows we need to force an early import of pkg_resources
# to appease pyinstaller
elif sys.platform == 'win32':
    import pkg_resources
    assert pkg_resources # silence pyflakes
from PIL import ImageTk, Image
import tkFileDialog
import tkMessageBox

# if python < 2.7, get OrderedDict from a standalone lib
if sys.version_info[0] == 2 and sys.version_info[1] < 7:
    from ordereddict import OrderedDict
else:
    from collections import OrderedDict

import otrapps
from otrapps.chatsecure import ChatSecureProperties


def bind_close_window(toplevel, func):
    '''binds standard keys to the method for closing the window'''
    toplevel.bind('<KeyPress-Escape>', func)
    if sys.platform == 'darwin':
        toplevel.bind('<Mod1-Key-w>', func)
    else:
        toplevel.bind('<Control-Key-w>', func)


class MenuBar(Menu):

    def __init__(self, parent):
        Menu.__init__(self, parent)

        filemenu = Menu(self, tearoff=False)
        self.add_cascade(label="File", underline=0, menu=filemenu)
        filemenu.add_command(label='Convert', underline=1, command=parent.convert_to_local)
        filemenu.add_separator()
        filemenu.add_command(label="Exit", underline=1, command=self.quit)

    def quit(self):
        sys.exit(0)


class App(Tk):

    def __init__(self):
        Tk.__init__(self)
        self.title('KeySync')
        self.minsize(450, 300)

        self.iconsdir = self.find_iconsdir()
        self.disableable = []
        menubar = MenuBar(self)
        self.config(menu=menubar)
        self.file_for_user_to_copy = None

        if sys.platform == 'darwin':
            self.macgrey = '#E8E8E8'
            self.config(background=self.macgrey)
            self.option_add('*Button.highlightBackground', self.macgrey)
            self.option_add('*Entry.highlightBackground', self.macgrey)
            self.option_add('*Frame.background', self.macgrey)
            self.option_add('*Label.background', self.macgrey)
            self.option_add('*Labelframe.background', self.macgrey)
            self.option_add('*Menubutton.background', self.macgrey)
        else:
            # set the icon used in title bars and the system tray, mostly
            # viewable in Alt-Tab.  As of writing this code, "wm iconphoto" is
            # ignored by Mac OS X, and the icon is instead handled in the
            # standard Mac OS X app wrapper in Info.plist
            img = Image.open(os.path.join(self.find_iconsdir(), 'keysync.png'))
            app_icon = ImageTk.PhotoImage(img)
            self.tk.call('wm', 'iconphoto', self, '-default', app_icon)

        self.setupwindow(self)

        self.check_timer()
        if sys.platform == 'darwin':
            self.check_android_file_transfer()


    def find_iconsdir(self):
        scriptdir = os.path.dirname(sys.argv[0])
        paths = []
        # Mac OS X py2app
        paths.append(os.path.join(scriptdir, 'share', 'keysync'))
        # Windows w/ pyinstaller
        if sys.platform == 'win32':
            # we need to know whether we're running
            # from a bundled exe or live from source (or something else)
            if getattr(sys, 'frozen', False):
                # we are running in a PyInstaller bundle
                basedir = sys._MEIPASS
            else:
                basedir = os.path.dirname(__file__)
            paths.append(os.path.join(basedir, 'icons'))
        # UNIX
        paths.append(os.path.join(scriptdir, '..', 'share', 'keysync'))
        # when running in-place in the git repo
        paths.append(os.path.join(scriptdir, 'icons'))
        for path in paths:
            if os.path.isdir(path):
                return path
        self.show_error("Could not find the icons folder!")


    def check_timer(self):
        self.check_mtp_mount()
        if sys.platform == 'darwin':
            self.check_android_file_transfer()
        self._pendingjob = self.after(3000, self.check_timer)


    def check_mtp_mount(self):
        '''this checks whether MTP is mounted on a regular timer'''
        if otrapps.util.can_sync_to_device():
            self.device_attached = True
            if hasattr(otrapps.util, 'mtp'):
                self.synclabel.configure(text=otrapps.util.mtp.devicename)
            self.show('sync')
        else:
            self.device_attached = False
            self.synclabel.configure(text='')
            self.show('localcopy')


    def check_android_file_transfer(self):
        '''
        Check if the "Android File Transfer" app is running, it will
        claim the MTP device, and therefore prevent KeySync from
        syncing to that device
        '''
        if self.device_attached:
            apps = otrapps.util.which_apps_are_running(['Android File Transfer'])
            if len(apps) > 0:
                self.show('androidfiletransfer')


    def show(self, status):
        if status == 'sync':
            self.androidfiletransferframe.pack_forget()
            self.bottomframe.pack_forget()
            self.errorframe.pack_forget()
            self.qrframe.pack_forget()
            self.syncframe.pack()
        elif status == 'androidfiletransfer':
            self.androidfiletransferframe.pack()
            self.bottomframe.pack_forget()
            self.errorframe.pack_forget()
            self.qrframe.pack_forget()
            self.syncframe.pack_forget()
        elif status == 'error':
            self.after_cancel(self._pendingjob)
            self.androidfiletransferframe.pack_forget()
            self.bottomframe.pack_forget()
            self.errorframe.pack()
            self.qrframe.pack_forget()
            self.syncframe.pack_forget()
        elif status == 'qrcode':
            self.after_cancel(self._pendingjob)
            self.androidfiletransferframe.pack_forget()
            self.bottomframe.pack_forget()
            self.errorframe.pack_forget()
            self.setup_qrframe()
            self.qrframe.pack()
            self.syncframe.pack_forget()
        else:
            # the failsafe is syncing to a local file
            self.androidfiletransferframe.pack_forget()
            self.bottomframe.pack()
            self.errorframe.pack_forget()
            self.qrframe.pack_forget()
            self.syncframe.pack_forget()


    def setupwindow(self, master):
        self.fromframe = Frame(master)
        self.fromframe.pack(side=TOP, padx=15, pady=15)

        img = Image.open(os.path.join(self.iconsdir, 'add.png'))
        self.addimage = ImageTk.PhotoImage(img.resize((32, 32), Image.ANTIALIAS))
        self.addframe = Frame(self.fromframe)
        self.addframe.pack(side=RIGHT)
        self.addbutton = Button(self.addframe, text="add other...",
                                image=self.addimage, command=self.show_otherwindow)
        self.disableable.append(self.addbutton)
        self.addbutton.pack(side=TOP, padx=16)
        self.addlabel = Label(self.addframe, text='other...')
        self.addlabel.pack(side=BOTTOM, padx=16)

        # load all the app icons
        self.app_icons = dict()
        self.disabled_icons = dict()
        for app in otrapps.apps_supported:
            filename = os.path.join(self.iconsdir, app + '.png')
            img = Image.open(filename).resize((64, 64), Image.ANTIALIAS)
            self.app_icons[app] = ImageTk.PhotoImage(img)
            self.disabled_icons[app] = ImageTk.PhotoImage(img.convert('LA'))

        # store these to query if they are enabled/disabled
        self.app_buttons = dict()
        self.app_labels = dict()
        for app in self.detectfiles():
            frame = Frame(self.fromframe)
            frame.pack(side=RIGHT)
            button = Button(frame, text=app, image=self.app_icons[app],
                            command=functools.partial(self.toggle_app_button, app))
            button.pack(side=TOP)
            self.app_buttons[app] = button
            self.disableable.append(button)
            label = Label(frame, text=app.title())
            label.pack(side=BOTTOM)
            self.app_labels[app] = label

        self.bottomframe = Frame(master)
        self.bottomframe.pack(expand=True, fill=X, anchor=S)

        self.toframe = LabelFrame(self.bottomframe, text='Save ChatSecure Keystore')
        self.toframe.pack(side=TOP, padx=15, pady=5, expand=True, fill=X)
        self.nosyncmessage = Text(self.toframe, borderwidth=0,
                                  background='pink', highlightbackground='pink',
                                  insertborderwidth=0, height=4)

        if sys.platform == 'win32':
            self.nosyncmessage.insert('1.0', """This version of KeySync cannot automatically sync to your Android device. Choose a folder below to save the keystore, then copy the file to your Android device by hand.""")
        else:
            self.nosyncmessage.insert('1.0', """KeySync cannot find your Android device.  Make sure it is plugged into this computer's USB and visible in your file browser!  Otherwise, you can save the otr_keystore.ofcaes file to the folder that you choose below.""")
        self.nosyncmessage.configure(state=DISABLED, wrap='word')
        self.nosyncmessage.pack(side=TOP, expand=True, fill=X, anchor=NW, padx=5, pady=5)
        self.tofolder = StringVar()
        self.tofolder.set(os.path.normpath(os.path.expanduser('~/Desktop')))
        self.filenameentry = Entry(self.toframe,
                                   textvariable=self.tofolder)
        self.filenameentry.pack(side=LEFT, expand=True, fill=X)
        self.disableable.append(self.filenameentry)
        self.choosebutton = Button(self.toframe, text='Choose...',
                                   command=self.choose_tofolder)
        self.choosebutton.pack(side=LEFT)
        self.disableable.append(self.choosebutton)

        self.writebutton = Button(self.bottomframe, command=self.convert_to_local,
                             text="Save the ChatSecure keystore file")
        self.writebutton.pack(side=TOP, padx=15, pady=15)
        self.disableable.append(self.writebutton)

        # self.syncframe will be shown if direct ChatSecure syncing is
        # available and self.bottomframe will be hidden.  If direct MTP
        # syncing is not available, then vice versa.
        self.syncframe = Frame(master)
        self.syncframe.pack(expand=True, fill=BOTH, anchor=S)
        self.synclabel = Label(self.syncframe)
        self.synclabel.pack(padx=15, pady=15)
        self.syncbutton = Button(self.syncframe, width='25',
                                 command=self.convert_and_sync,
                                 text="Sync to ChatSecure")
        self.syncbutton.pack(padx=15, pady=15)
        self.disableable.append(self.syncbutton)

        # self.androidfiletransferframe will be shown if Google's
        # Android File Transfer app is running.  It also uses libmtp
        # to access the files on the device, and it conflicts with
        # KeySync's use of libmtp.  Therefore it must not be running
        # in order for the sync to work.
        self.androidfiletransferframe = Frame(master)
        self.androidfiletransferframe.pack(expand=True, fill=BOTH, anchor=S)
        self.aftlabel = Label(self.androidfiletransferframe, background='pink',
                              text='Android File Transfer cannot be running when KeySync is running!')
        self.aftlabel.pack(padx=15, pady=15)
        self.aftclosebutton = Button(self.androidfiletransferframe,
                                      command=self.close_androidfiletransfer,
                                      text='Close Android File Transfer')
        self.aftclosebutton.pack(padx=15, pady=15)
        self.disableable.append(self.aftclosebutton)

        # show the QRCode upon successful conversion, the Labels are
        # filled in later once the required data is generated
        self.qrframe = Frame(master)
        self.qrframe.pack(expand=True, fill=BOTH, anchor=S)
        self.pwlabel = Label(self.qrframe)
        self.pwlabel.pack(expand=True, fill=BOTH)
        self.qrlabel = Label(self.qrframe)
        self.qrlabel.pack(side=BOTTOM, expand=True, fill=BOTH)

        # if the sync fails for whatever reason, show a special
        # section for an error.
        self.errorframe = Frame(master)
        self.errorframe.pack(expand=True, fill=BOTH, anchor=S)
        self.messagelabel = Label(self.errorframe, background='pink',
                              text='Sync failed! Maybe the file is already on your device?')
        self.messagelabel.pack(padx=15, pady=15)
        self.tryagainlabel = Label(self.errorframe,
                              text='Restart KeySync and try again.')
        self.tryagainlabel.pack(padx=15, pady=15)


    def close_androidfiletransfer(self):
        otrapps.util.killall('Android File Transfer')


    def show_error(self, error_msg):
        print(error_msg)
        tkMessageBox.showwarning("KeySync error", error_msg)
        return

    def toggle_app_button(self, app):
        button = self.app_buttons[app]
        label = self.app_labels[app]
        if str(label.cget('state')) == 'normal':
            button.configure(image=self.disabled_icons[app])
            label.configure(state=DISABLED)
        else:
            button.configure(image=self.app_icons[app])
            label.configure(state=NORMAL)

    def set_app_enabled_state(self, enable):
        if enable:
            for widget in self.disableable:
                widget.configure(state=NORMAL)
        else:
            for widget in self.disableable:
                widget.configure(state=DISABLED)

    def choose_tofolder(self):
        dirname = tkFileDialog.askdirectory(initialdir=self.tofolder.get(),
                                            title='Please select a directory')
        if len(dirname) > 0:
            dirname = os.path.normpath(dirname)
            self.tofolder.set(dirname)

    def choose_fromfolder(self):
        dirname = tkFileDialog.askdirectory(initialdir=self.fromfolder.get(),
                                            title='Please select a directory')
        if len(dirname) > 0:
            dirname = os.path.normpath(dirname)
            self.fromfolder.set(dirname)

    def show_otherwindow(self):
        self.otherwindow = Toplevel(self)
        bind_close_window(self.otherwindow, self.destroy_otherwindow)
        if sys.platform == 'darwin':
            self.otherwindow.configure(background=self.macgrey)
        self.otherwindow.title('Choose an OTR app to read from')
        self.otherwindow.transient(self)
        self.otherwindow.resizable(False, False)
        self.otherwindow.minsize(400, 150)

        optionslist = sorted(otrapps.apps_supported)
        self.fromframe = Frame(self.otherwindow)
        self.fromframe.pack(side=TOP, fill=X, padx=15, pady=15)

        self.fromfolder = StringVar()
        self.fromfolder.set(self.getpath(optionslist[0]))
        self.fromentry = Entry(self.fromframe, textvariable=self.fromfolder)
        self.fromentry.pack(side=LEFT, expand=True, fill=X)
        self.fromchoosebutton = Button(self.fromframe, text='Choose...',
                                       command=self.choose_fromfolder)
        self.fromchoosebutton.pack(side=LEFT)

        self.appframe = Frame(self.otherwindow, borderwidth='3')
        self.appframe.pack(side=TOP, fill=X, padx=15, pady=15)
        self.applabel = Label(self.appframe, text='App:')
        self.applabel.pack(side=LEFT)
        self.fromapp = StringVar(self)
        self.fromapp.set(optionslist[0]) # initial value
        self.option = OptionMenu(self.appframe, self.fromapp, *optionslist,
                                 command=self.select_app)
        self.option.configure(width=20)
        self.option.pack(side=LEFT)
        self.applabel = Label(self.appframe, image=self.app_icons[self.fromapp.get()])
        self.applabel.pack(side=RIGHT, expand=True, fill=X)

        self.buttonframe = Frame(self.otherwindow)
        self.buttonframe.pack(side=BOTTOM, anchor=SE, padx=15, pady=15)
        self.cancelbutton = Button(self.buttonframe, text='Cancel',
                                   command=self.otherwindow.destroy)
        self.cancelbutton.pack(side=LEFT)
        self.okbutton = Button(self.buttonframe, text='OK', width=6, state=DISABLED)
        self.okbutton.pack(side=LEFT)
        # this needs to happen last to make sure self.okbutton exists
        # before self._validate_entry() is ever run
        self.fromentry.configure(validate='focus', validatecommand=self._validate_entry)

    def destroy_otherwindow(self, event=None):
        if self.otherwindow:
            self.otherwindow.destroy()

    def select_app(self, app=None):
        self.applabel.configure(image=self.app_icons[self.fromapp.get()])

    def _validate_entry(self):
        dir = self.fromfolder.get()
        if os.path.exists(dir):
            self.okbutton.configure(state=NORMAL)
        else:
            self.okbutton.configure(state=DISABLED)
        for app in otrapps.apps_supported:
            found = True
            for f in otrapps.apps[app].files:
                if not os.path.exists(f):
                    found = False
                    continue
            if found:
                # TODO set Options menu to app
                self.applabel.configure(image=self.app_icons[app])
                break


    def getpath(self, app):
        '''output the standard path of a given app'''
        try:
            return os.path.normpath(otrapps.apps[app].path)
        except KeyError:
            print("Invalid app: %s" % ( app ))
            return None

    def detectfiles(self):
        '''detect which apps are installed based on the existence of OTR files'''
        haveapps = []
        for app in otrapps.apps:
            if os.path.exists(otrapps.apps[app].path):
                haveapps.append(app)
        return haveapps

    def setup_qrframe(self):
        pwqr = qrcode.QRCode(border=4)
        pwqr.add_data(ChatSecureProperties.password)
        pwqr.make(fit=True)
        img = pwqr.make_image()
        self.tkimg = ImageTk.PhotoImage(img)
        self.qrlabel.configure(image=self.tkimg)
        pwtxt = ''
        if self.file_for_user_to_copy != None:
            pwtxt += ('First copy your new keystore file onto your Android device. You\ncan find it here:\n' + self.file_for_user_to_copy + '\n\n')
        pwtxt += ('Enter this password into ChatSecure: \n'
                 + ChatSecureProperties.password
                 + '\nor just scan this QRCode with ChatSecure:')
        self.pwlabel.configure(text=pwtxt)

    def _mtp_callback(self, sent, total):
        '''a callback from mtp to update progress'''
        print('MTP progress: ' + str(sent) + ' of ' + str(total))
        self.synclabel.configure(text='Sent ' + str(sent) + ' of ' + str(total) + 'bytes...')
        self.update_idletasks()


    def _get_chatsecure_path(self):
        return os.path.join(self.tofolder.get(),
                            ChatSecureProperties.encryptedkeyfile)


    def convert(self):
        '''run the conversion from one file set to another'''
        ret = False
        self.set_app_enabled_state(False)
        keydict = dict()
        for app in self.app_labels.keys():
            if str(self.app_labels[app].cget('state')) == 'disabled':
                continue
            print('Parsing ', app)
            try:
                properties = otrapps.apps[app]
                otrapps.util.merge_keydicts(keydict, properties.parse())
            except KeyError:
                print("Invalid app: %s" % ( app ))
                self.show_error("Invalid app: %s" % ( app ))
                return None
        if len(keydict.keys()) > 0:
            keydict = OrderedDict(sorted(keydict.items(), key=lambda t: t[0]))
            otrapps.make_outdir(self.tofolder.get(), '')
            ChatSecureProperties.write(keydict, self.tofolder.get())
            if os.path.exists(self._get_chatsecure_path()):
                ret = True
        return ret

    def convert_to_local(self):
        '''write the result to a local file'''
        if self.convert():
            self.file_for_user_to_copy = self._get_chatsecure_path()
            self.show('qrcode')
        else:
            self.show('error')

    def convert_and_sync(self):
        '''run the conversion and copy the ChatSecure file into place on the
        device's MTP mount'''
        synced = False
        if otrapps.util.can_sync_to_device():
            mtp = otrapps.util.mtp
            savedir = otrapps.util.get_keystore_savedir()
            self.tofolder.set(savedir)
            cskeyfile_path = self._get_chatsecure_path()
            self.convert()
            # now the keystore must be copied over to the device using the
            # system's currently available sync method.
            if sys.platform == 'win32':
                # for some reason importing ctypes, way up top
                # where we do the other platform conditional imports
                # resulted in errors that the ctypes "global" wasn't found
                import ctypes
                # this is currently a fake sync method, implement me
                synced = True
                ctypes.windll.shell32.ShellExecuteW(None, u'open', u'explorer.exe', u'/n,/select, ' + cskeyfile_path, None, 1)
                self.file_for_user_to_copy = self._get_chatsecure_path()
            # When the SD Card is mounted, mtp.devicename is set to the path,
            # so its used as a hacky test condition for the case when pymtp is
            # available on the system, but we don't need to use it because the
            # system has mounted the MTP device as a normal path.
            elif mtp.devicename.startswith(mtp.gvfs_mountpoint):
                syncfile = os.path.join(otrapps.util.find_gvfs_destdir(),
                                        ChatSecureProperties.encryptedkeyfile)
                otrapps.util._fullcopy(cskeyfile_path, syncfile)
                synced = True
            elif not isinstance(mtp, otrapps.util.MTPDummy):
                source = cskeyfile_path
                target = ChatSecureProperties.encryptedkeyfile
                try:
                    mtp.connect()
                    mtp.send_file_from_file(source, target, callback=self._mtp_callback)
                    mtp.disconnect()
                    synced = True
                except Exception as e:
                    synced = False
                    self.show_error('Cannot connect to device, try again!')
                    self.set_app_enabled_state(True)
                    self.check_timer()
                    print('send_file_from_file failed with Exception: ', end=' ')
                    print(e)
        if synced:
            self.show('qrcode')
        else:
            self.show('error')


#------------------------------------------------------------------------------#
# main

ROOT = App()
ROOT.mainloop()