# coding: utf-8
#
# version 2008-02-06
#
import sys
import urllib
from cgi import parse_qs

def parse_deck(str):
	"""Parse the string into a dictionary"""
	str = parse_qs(str)
	rows = str['rows'][0]
	colours = str['c'][0]
	names = str['n'][0].split('^')[0]
	stars = str['n'][0].split('^')[7][0]
	outofgamut =  str['n'][0].split('^')[8]
	return {'rows': rows, 'stars': stars, 'colours': colours, 'names': names, 'outofgamut': outofgamut}

def merge_decks(deck1, deck2):
	"""Merge 2 decks into one"""
	return {'rows': deck1['rows'], 'stars': deck1['stars'], 'colours': deck1['colours']+'~'+deck2['colours'], 'names': deck1['names']+'~'+deck2['names'], 'outofgamut': deck1['outofgamut']+'~'+deck2['outofgamut']}

url = sys.argv[1]
sock = urllib.urlopen(url)
webpage = sock.read()
sock.close()
if 'ReceiveServerData' in webpage:
	data = webpage.split('ReceiveServerData("fandeck^&')[1].split('");</script>')[0]
	deck = parse_deck(data)

	if 'Page: 1 of ' in webpage:
		pages = webpage.split('Page: 1 of ')[1].split('</td><td><input')[0]
		print 'page 1/'+pages
		
		for i in range(1,int(pages)):
			viewstate = webpage.split('__VIEWSTATE" value="')[1].split('" />')[0]
			sock = urllib.urlopen(url +'&'+urllib.urlencode({'__VIEWSTATE': viewstate})+'&ctl00%24mainbody%24Pager1%24Next.x=7&ctl00%24mainbody%24Pager1%24Next.y=7')
			webpage = sock.read()
			sock.close()
			print 'page '+str(i+1)+'/'+pages
			data = webpage.split('ReceiveServerData("fandeck^&')[1].split('");</script>')[0]
			deck = merge_decks(deck, parse_deck(data))

	deck['company'] = webpage.split('<h1>')[1].split('</h1>')[0]
	deck['collection'] = webpage.split('selected" value="'+parse_qs(url)['lineid'][0]+'">')[1].split('</option>')[0]
	deck['colours'] = deck['colours'].split('~')
	deck['names'] = deck['names'].split('~')
	deck['outofgamut'] = deck['outofgamut'].split('~')

	palette = open(deck['company']+' - '+deck['collection']+'.gpl', 'w')

	palette.write('GIMP Palette\n')
	palette.write('Name: '+deck['company']+' - '+deck['collection']+'\n')
	palette.write('Columns: '+deck['rows']+'\n')
	palette.write('#\n')
	palette.write('#\tPalette downloaded from Colorcharts.org\n')
	palette.write('#\t'+url+'\n')
	palette.write('#\n')
	palette.write('#\t* The original colour is out of sRGB gamut\n')
	palette.write('#\n')

	for i in range(len(deck['colours'])):
		oog = ''
		if deck['outofgamut'][i] == '-1':
			oog = '*'
		R = str(int(deck['colours'][i][0:2],16)).rjust(3)
		G = str(int(deck['colours'][i][2:4],16)).rjust(3)
		B = str(int(deck['colours'][i][4:6],16)).rjust(3)
		palette.write(R+" "+G+" "+B+"\t"+deck['names'][i]+oog+'\n')

	palette.close()

else:
	print 'wrong url '+url
	sys.exit()