#!/usr/bin/python
# -*- coding: utf-8 -*-
#
#  Copyright (C) 2009  Alexandre Courbot
#
#  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.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

import os, codecs, xml.sax
from kanjivg import *

def getChildsList(group):
	ret = [ child for child in group.childs if isinstance(child, StrokeGr) ]
	i = 0
	while i < len(ret):
		child = ret[i]
		if not child.original and not child.element:
			ret[i:i+1] = [ c for c in child.childs if isinstance(c, StrokeGr)]
			allElts = False
		else: i += 1
	return ret

def getComponents(group):
	toProcess = getChildsList(group)
	level = 0
	ret = [ ]
	alreadyDone = [ ]
	while toProcess:
		ret.append(str(level))
		nextLevel = []
		appended = False
		for next in toProcess:
			elt = next.original
			if not elt: elt = next.element
			if elt and not elt in alreadyDone: 
				appended = True
				ret.append(elt)
				alreadyDone.append(elt)
			nextLevel += getChildsList(next)
		if not appended:
			ret = ret[0:-1]
		else: level += 1
		toProcess = nextLevel
	return ret

if __name__ == "__main__":
	outFile = codecs.open("kanjiscomponents.txt", "w", "utf-8")
	for line in licenseString.split('\n'):
		outFile.write("# %s\n" % (line))
	outFile.write("""#
# This file gives, for every kanji, the list of its components. Its format is 
# similar to the one of kradfile, with the exception that encoding is utf-8.
# A component is a grapheme that is part of a kanji, without regard about
# whether it is a radical or not. Components are given in their drawing order
# and appear as many times as they are present in the kanji.\n""")

	# Read all kanjis
	kanjis = []
	for f in os.listdir("XML"):
		# Skip variants
		if len(f) > 9: continue
		if not f.endswith(".xml"): continue
		handler = KanjisHandler()
		xml.sax.parse("XML/" + f, handler)
		kanjis += handler.kanjis.values()

	kanjis.sort(lambda x,y: cmp(x.id, y.id))

	for kanji in kanjis:
		components = getComponents(kanji.root)
		if len(components) > 0:
			outList = []
			for c in components:
				if c not in outList: outList.append(c)
			outFile.write('%s %s\n' % (kanji.midashi, " ".join(outList)))
			#outFile.write('%s %s\n' % (kanji.midashi, " ".join(components)))