#!/usr/bin/python
#mia-debian shows when a maintainer made his last upload
#Copyright (C) 2005  Christian Aichinger <Greek0@gmx.net>
#
#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 2
#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, write to the Free Software
#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

import sys
import re
import urllib2
import datetime

class Proxy:
	def __init__( self, subject ):
		self.__subject = subject
	def __getattr__( self, name ):
		return getattr( self.__subject, name )  

# Can't override datetime.date's __str__ method, so we just proxy it
# The new object behaves just like datetime.date, except that it's a class
# instead of a type. So we _can_ override its __str__
UNKNOWN = Proxy(datetime.date(1980,1,1))
UNKNOWN.__str__ = lambda: "Unknown"

def get_last(f, name):
	for l in f:
		l = l.strip('\n')
		if l.count("Accepted") and l.count("<li>[") and \
				l.count(name):
			l = l[l.find("<li>["):]
			last = l.replace("<li>[", "")[0:10]
			return last

	return "Unknown"

def date_from_last(last):
	d = last.split('-')
	if len(d) == 3:
		d = [int(i) for i in d]
		date = datetime.date(d[0],d[1],d[2])
		return date

	return UNKNOWN

def look_at(URL, name):
	str = get_last(urllib2.urlopen(URL), name)
	return date_from_last(str)

def pkgname_from_url(URL):
	pkgname = URL[30:]
	pkgname = pkgname[pkgname.find('/')+1:][:-5]
	return pkgname


def main():
	if len(sys.argv) != 2:
		print >>sys.stderr, "Usage: %s <maintainer-email-address>" % sys.argv[0]
		sys.exit(1)

	URL = 'http://qa.debian.org/developer.php?login=' + sys.argv[1].strip()
	sys.stdout.write("Getting developer information... ")
	iter = urllib2.urlopen(URL)
	print "done."

	max_date = UNKNOWN
	name = ''
	for line in iter:
		if not name and line.count("Packages overview for"):
			name = re.search(r'Packages overview for ([^<]*)', line).groups()[0]
		if not line.count("[pts]"):
			continue

		match = re.search(r'<a href="([^"]*)">\[pts\]</a>', line)
		if match:
			URL = match.groups()[0]
			pkgname = pkgname_from_url(URL)
			sys.stdout.write("Last upload for %-23s " % (pkgname+':'))
			date = look_at(URL, name)
			if date > max_date:
				max_date = date

			print str(date)

	print ""
	print "Last upload by %s (AFAICS):" % name
	print str(max_date)


if __name__ == '__main__':
	main()