#!/usr/bin/python

import signal
signal.signal(signal.SIGINT, signal.SIG_DFL)

import os
import urllib
import urllib2
import re as regexp
#from optparse import OptionParser

from BeautifulSoup import BeautifulSoup

ocean = 'Opal'
soup = None

def debug(k,v):
	pass

def fetch():
	global soup
	url = ('http://yppedia.puzzlepirates.com/%s_Ocean' %
		urllib.quote(ocean,''))
	dataf = urllib2.urlopen(url)
	soup = BeautifulSoup(dataf)


def title_arch_arch(t):
	debug('checking',t)
	if t is None: return None
	m = title_arch_re.match(t)
	if not m: return None
	return m.group(1)

def title_arch_ok(t):
	a = title_arch_arch(t)
	if a is None: return False
	return a == ocean

title_arch_re = regexp.compile('\\S+ Archipelago \\((\\S+)\\)$')
title_any_re = regexp.compile('(\\S.*\\S) \((\\S+)\\)$')
href_img_re = regexp.compile('\\.png$')

def parse():
	firstarch = soup.find('a', attrs = {'title': title_arch_ok})
	debug('fa',firstarch)

	def findall_title_arch_ok(t):
		return t.findAll('a', attrs = {'title': title_arch_ok})

	def is_archestable(u):
		if u.name != 'table': return False
		return len(findall_title_arch_ok(u)) > 1

	archestable = firstarch.findParent(is_archestable)
	debug('at',archestable)

	arches = findall_title_arch_ok(archestable)
	debug('ac',arches)

	def is_island(v):
		return len(v.findAll(text = regexp.compile('.*Large'))) > 0
	def arch_up_map(u):
		return u.findParent(is_island)
	arches = map(arch_up_map, arches)
	debug('ac2',arches)

	for arch in arches:
		links = arch.findAll('a', href=True)
		debug('links',links)
		a = title_arch_arch(links[0]['title'])
		assert(a)
		print 'arch', a
		for link in links[1:]:
			debug('link',link)
			if href_img_re.search(link['href']): continue
			m = title_any_re.match(link['title'])
			assert(m.group(2) == ocean)
			print 'island', m.group(1)

def main():
	fetch()
	parse()

main()