ubuntu-dev-tools/common.py
2008-08-12 18:43:21 +01:00

111 lines
4.1 KiB
Python

#
# common.py - provides functions which are commonly used by the
# ubuntu-dev-tools package.
#
# Copyright (C) 2008 Jonathan Patrick Davies <jpds@ubuntu.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Based on code written by Martin Pitt <martin.pitt@ubuntu.com> and
# Kees Cook <kees@ubuntu.com>.
""" Necessary modules. """
import cookielib
import glob
import os.path
import sys
import urllib2
def prepareLaunchpadCookie():
""" Search for a cookie file in the places as defined by try_globs.
We shall use this cookie for authentication with Launchpad. """
# We do not have our cookie.
launchpad_cookiefile = None
# Look in common locations.
try_globs = ('~/.lpcookie.txt', '~/.mozilla/*/*/cookies.sqlite',
'~/.mozilla/*/*/cookies.txt')
if launchpad_cookiefile == None:
for try_glob in try_globs:
try:
cookiefile = glob.glob(os.path.expanduser(try_glob))[0]
except IndexError:
continue # Unable to glob file - carry on.
# Found:
launchpad_cookiefile = cookiefile
break
# Unable to find an correct file.
if launchpad_cookiefile == None:
print >> sys.stderr, "Could not find cookie file for Launchpad. "
print >> sys.stderr, "Looked in: %s" % ", ".join(try_globs)
print >> sys.stderr, "You should be able to create a valid file by " \
"logging into Launchpad with Firefox."
sys.exit(1)
# Found SQLite file. Parse information from it.
if launchpad_cookiefile.find('cookies.sqlite') != -1:
import sqlite3 as sqlite
con = sqlite.connect(launchpad_cookiefile)
cur = con.cursor()
cur.execute("select host, path, isSecure, expiry, name, value from moz_cookies where host like ?", ['%%launchpad%%'])
ftstr = ["FALSE", "TRUE"]
# This shall be where our new cookie file lives - at ~/.lpcookie.txt
newLPCookieLocation = os.path.expanduser("~/lpcookie.txt")
# Open file for writing.
newLPCookie = open(newLPCookieLocation, 'w')
newLPCookie.write("# HTTP Cookie File.\n") # Header.
for item in cur.fetchall():
# Write entries.
newLPCookie.write("%s\t%s\t%s\t%s\t%s\t%s\t%s\n" % (
item[0], ftstr[item[0].startswith('.')], item[1],
ftstr[item[2]], item[3], item[4], item[5]))
newLPCookie.write("\n") # New line.
newLPCookie.close() # And close file.
# Check what we have written.
checkCookie = open(newLPCookieLocation).read()
if checkCookie == "# HTTP Cookie File.\n\n":
print >> sys.stderr, "No Launchpad cookies were written to file. " \
"Please visit and log into Launchpad and run this script again."
os.remove(newLPCookieLocation) # Delete file.
sys.exit(1)
# For security reasons, change file mode to write and read
# only by owner.
os.chmod(newLPCookieLocation, 0600)
launchpad_cookiefile = newLPCookieLocation
# Return the Launchpad cookie.
return launchpad_cookiefile
def setupLaunchpadUrlOpener(cookie):
""" Build HTML opener with cookie file. """
cj = cookielib.MozillaCookieJar()
cj.load(cookie)
urlopener = urllib2.build_opener()
urlopener.add_handler(urllib2.HTTPCookieProcessor(cj))
return urlopener