#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2007 Canonical Ltd., Daniel Holbach
# 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; version 3.
# 
# 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-3 for more details.
#
# ##################################################################
#
#
# hugdaylist - produces MoinMoin wiki formatted tables based on a Launchpad bug
#              list.
#
# hugdaylist <url>
# - produces lists like https://wiki.ubuntu.com/UbuntuBugDay/20070912?action=raw
#
# hugdaylist -n <howmany> <url>
# - will only list <howmany> URLs.

import os
import re
import string
import sys
from optparse import OptionParser

try:
    import launchpadbugs.connector as Connector
    BugList = Connector.ConnectBugList()
    Bug = Connector.ConnectBug(method="Text")
except ImportError:
    print >> sys.stderr, \
	"python-launchpad-bugs (>= 0.2.25) needs to be installed to use hugdaylist."
    sys.exit(1)

def check_args():
    howmany = -1
    url = ""

    # Our usage options.
    usage = "usage: %prog [-n <number>] launchpad-buglist-url"
    optParser = OptionParser(usage)
    argsParsed = 0

    # Options - namely just the number of bugs to output.
    optParser.add_option("-n", "--number", type = "int",
            dest = "number", help = "Number of entries to output.")

    # Parse arguments.
    (options, args) = optParser.parse_args()
    
    # Check if we want a number other than the default.
    howmany = options.number

    # Check that we have an URL.
    if not args:
        print >> sys.stderr, "An URL pointing to a Launchpad bug list is " \
           "required."
        optParser.print_help()
        sys.exit(1)
    else:
        url = args[argsParsed]

    return (howmany, url)

def filter_unsolved(b):
    bug = Bug(int(b))
    # Filter out special types of bugs:
    # - https://wiki.ubuntu.com/Bugs/HowToTriage#Special%20types%20of%20bugs
    return filter(lambda a: a.status != 'Fix Committed' and \
			 (a.assignee in ['motu','desktop-bugs'] or \
			  not a.assignee), bug.infotable) and \
	'ubuntu-main-sponsors' not in [str(s) for s in bug.subscribers] and \
	'ubuntu-universe-sponsors' not in [str(s) for s in bug.subscribers] and \
	'ubuntu-archive' not in [str(s) for s in bug.subscribers]

def main(): 
    (howmany, url) = check_args()
   
    try:
        bl = BugList(url)
    except:
        print >> sys.stderr, "The URL at '%s' does not appear to have a bug " \
            "list." % url
        sys.exit(1)

    l = filter(filter_unsolved, bl)
    
    if not l:
        print "Bug list of %s is empty." % url
        sys.exit(0)
    if howmany == -1:
        howmany = len(l)

    print """
## ||<rowbgcolor="#CCFFCC"> This task is done || somebody || ||
## ||<rowbgcolor="#FFFFCC"> This task is assigned || somebody || <status> ||
## ||<rowbgcolor="#FFEBBB"> This task isn't || ... || ||
## ||<rowbgcolor="#FFCCCC"> This task is blocked on something || somebody || <explanation> ||
        
|| Bug || Subject || Triager ||"""

    for i in list(l)[:howmany]:
        print '||<rowbgcolor="#FFEBBB"> [%s %s] || %s || ||' % \
            (i.url, i.bugnumber, i.summary)


if __name__ == '__main__':
    try:
	    main()
    except KeyboardInterrupt:
        print >> sys.stderr, "Aborted."
        sys.exit(1)