/usr/bin/btdownloadcurses.bittorrent is in bittorrent 3.4.2-11.3ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# Written by Henry 'Pi' James
# see LICENSE.txt for license information
from BitTorrent.download import download
from BitTorrent.fmt import fmtsize, fmttime
from threading import Event
from os.path import abspath
from signal import signal, SIGWINCH
from sys import argv, stdout
from time import strftime, time
def commaize(n):
s = str(n)
commad = s[-3:]
while len(s) > 3:
s = s[:-3]
commad = '%s,%s' % (s[-3:], commad)
return commad
def winch_handler(signum, stackframe):
global scrwin, scrpan, labelwin, labelpan, fieldw, fieldh, fieldwin, fieldpan
global winchanging
# SIGWINCH. Remake the frames!
winchanging = 1
## Curses Trickery
curses.endwin()
# delete scrwin somehow?
scrwin.refresh()
scrwin = curses.newwin(0, 0, 0, 0)
scrh, scrw = scrwin.getmaxyx()
scrpan = curses.panel.new_panel(scrwin)
labelh, labelw, labely, labelx = scrh - 2, 9, 1, 2
labelwin = curses.newwin(labelh, labelw, labely, labelx)
labelpan = curses.panel.new_panel(labelwin)
fieldh, fieldw, fieldy, fieldx = scrh - 2, scrw - 2 - labelw - 3, 1, labelw + 3
fieldwin = curses.newwin(fieldh, fieldw, fieldy, fieldx)
fieldpan = curses.panel.new_panel(fieldwin)
prepare_display()
winchanging = 0
# This flag stops the torrent when set.
mainkillflag = Event()
# This flag is set when winch is happening, so that we don't anger the curses gods
# by writing off the side of the screen
winchanging = 0
class CursesDisplayer:
def __init__(self, mainerrlist):
self.done = 0
self.file = ''
self.fileSize = ''
self.activity = ''
self.status = ''
self.progress = ''
self.downloadTo = ''
self.downRate = '%s/s down' % (fmtsize(0))
self.upRate = '%s/s up ' % (fmtsize(0))
self.upTotal = '%s up ' % (fmtsize(0, 2))
self.downTotal = '%s down' % (fmtsize(0, 2))
self.errors = []
self.globalerrlist = mainerrlist
self.last_update_time = 0
def finished(self):
self.done = 1
self.activity = 'download succeeded!'
self.downRate = '%s/s down' % (fmtsize(0))
self.display({'fractionDone': 1})
def failed(self):
global mainkillflag
if not mainkillflag.isSet():
self.done = 1
self.activity = 'download failed!'
self.downRate = '%s/s down' % (fmtsize(0))
self.display()
def error(self, errormsg):
errtxt = strftime('[%H:%M:%S] ') + errormsg
self.errors.append(errtxt)
self.globalerrlist.append(errtxt)
# force redraw to get rid of nasty stack backtrace
winch_handler(SIGWINCH, 0)
self.display()
def display(self, dict = {}):
if self.last_update_time + 0.1 > time() and dict.get('fractionDone') not in (0.0, 1.0) and not dict.has_key('activity'):
return
self.last_update_time = time()
global winchanging
if winchanging == 1:
return
global mainkillflag
fractionDone = dict.get('fractionDone', None)
timeEst = dict.get('timeEst', None)
downRate = dict.get('downRate', None)
upRate = dict.get('upRate', None)
downTotal = dict.get('downTotal', None) # total download megs, float
upTotal = dict.get('upTotal', None) # total upload megs, float
activity = dict.get('activity', None)
if activity is not None and not self.done:
self.activity = activity
elif timeEst is not None:
self.activity = fmttime(timeEst)
if fractionDone is not None:
blocknum = int(fieldw * fractionDone)
self.progress = blocknum * '#' + (fieldw - blocknum) * '_'
self.status = '%s (%.1f%%)' % (self.activity, fractionDone * 100)
else:
self.status = self.activity
if downRate is not None:
self.downRate = '%s/s down' % (fmtsize(float(downRate)))
if upRate is not None:
self.upRate = '%s/s up ' % (fmtsize(float(upRate)))
if upTotal is not None:
self.upTotal = '%s up ' % (fmtsize(upTotal, 2))
if downTotal is not None:
self.downTotal = '%s down' % (fmtsize(downTotal, 2))
inchar = fieldwin.getch()
if inchar == 12: #^L
winch_handler(SIGWINCH, 0)
elif inchar == ord('q'): # quit
mainkillflag.set()
self.status = 'shutting down...'
try:
fieldwin.erase()
fieldwin.addnstr(0, 0, self.file, fieldw, curses.A_BOLD)
fieldwin.addnstr(1, 0, self.fileSize, fieldw)
fieldwin.addnstr(2, 0, self.downloadTo, fieldw)
if self.progress:
fieldwin.addnstr(3, 0, self.progress, fieldw, curses.A_BOLD)
fieldwin.addnstr(4, 0, self.status, fieldw)
fieldwin.addnstr(5, 0, self.downRate + ' - ' + self.upRate, fieldw / 2)
fieldwin.addnstr(6, 0, self.downTotal + ' - ' + self.upTotal, fieldw / 2)
if self.errors:
errsize = len(self.errors)
for i in range(errsize):
if (7 + i) >= fieldh:
break
fieldwin.addnstr(7 + i, 0, self.errors[errsize - i - 1], fieldw, curses.A_BOLD)
else:
fieldwin.move(7, 0)
except curses.error:
pass
curses.panel.update_panels()
curses.doupdate()
def chooseFile(self, default, size, saveas, dir):
self.file = default
self.fileSize = '%s (%s)' % (commaize(size), fmtsize(size, padded = 0))
if saveas == '':
saveas = default
self.downloadTo = abspath(saveas)
return saveas
def run(mainerrlist, params):
d = CursesDisplayer(mainerrlist)
try:
download(params, d.chooseFile, d.display, d.finished, d.error, mainkillflag, fieldw)
except KeyboardInterrupt:
# ^C to exit..
pass
if not d.done:
d.failed()
def prepare_display():
try:
scrwin.border(ord('|'),ord('|'),ord('-'),ord('-'),ord(' '),ord(' '),ord(' '),ord(' '))
labelwin.addstr(0, 0, 'file:')
labelwin.addstr(1, 0, 'size:')
labelwin.addstr(2, 0, 'dest:')
labelwin.addstr(3, 0, 'progress:')
labelwin.addstr(4, 0, 'status:')
labelwin.addstr(5, 0, 'speed:')
labelwin.addstr(6, 0, 'totals:')
labelwin.addstr(7, 0, 'error(s):')
except curses.error:
pass
fieldwin.nodelay(1)
curses.panel.update_panels()
curses.doupdate()
try:
import curses
import curses.panel
scrwin = curses.initscr()
curses.noecho()
curses.cbreak()
except:
print 'Textmode GUI initialization failed, cannot proceed.'
print
print 'This download interface requires the standard Python module ' \
'"curses", which is unfortunately not available for the native ' \
'Windows port of Python. It is however available for the Cygwin ' \
'port of Python, running on all Win32 systems (www.cygwin.com).'
print
print 'You may still use "btdownloadheadless.py" to download.'
scrh, scrw = scrwin.getmaxyx()
scrpan = curses.panel.new_panel(scrwin)
labelh, labelw, labely, labelx = scrh - 2, 9, 1, 2
labelwin = curses.newwin(labelh, labelw, labely, labelx)
labelpan = curses.panel.new_panel(labelwin)
fieldh, fieldw, fieldy, fieldx = scrh - 2, scrw - 2 - labelw - 3, 1, labelw + 3
fieldwin = curses.newwin(fieldh, fieldw, fieldy, fieldx)
fieldpan = curses.panel.new_panel(fieldwin)
prepare_display()
signal(SIGWINCH, winch_handler)
if __name__ == '__main__':
mainerrlist = []
try:
run(mainerrlist, argv[1:])
finally:
curses.nocbreak()
curses.echo()
curses.endwin()
if len(mainerrlist) != 0:
print "These errors occurred during execution:"
for error in mainerrlist:
print error
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