ubuntu-dev-tools/common.py
Siegfried-Angel Gevatter Pujals 91f62881df - Add functions mkdir and readlist.
2008-08-12 23:42:44 +02:00

144 lines
5.0 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>
# Copyright (C) 2008 Siegfried-Angel Gevatter Pujals <rainct@ubuntu.com>
#
# Some of the functions are based upon code written by Martin Pitt
# <martin.pitt@ubuntu.com> and Kees Cook <kees@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.
#
# See file /usr/share/common-licenses/GPL for more details.
#
# ##################################################################
import cookielib
import glob
import os.path
import sys
import urllib2
def mkdir(directory):
""" Create the given directory and all its parents recursively, but don't
raise an exception if it already exists. """
path = [x for x in directory.split('/') if x]
for i in xrange(len(path)):
current_path = '/' + '/'.join(path[:i+1])
if not os.path.isdir(current_path):
os.mkdir(current_path)
def readlist(filename, uniq=True):
""" Read a list of words from the indicated file. """
if not os.path.isfile(filename):
print 'File "%s" does not exist.' % filename
return False
content = open(filename).read().replace('\n', ' ').replace(',', ' ')
if not content.strip():
print 'File "%s" is empty.' % filename
return False
items = [item for item in content.split() if item]
if uniq:
items = list(set(items))
return items
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