#!/usr/bin/python

import os
from os.path import abspath, dirname, exists
import re
import sys

DIR  = abspath( dirname( dirname( __file__ ) ) )
DICT = abspath( DIR+'/doc/aspell.en.pws' )

def spellcheck( file ):
    print "Spell checking %s" % file
    cmd = "aspell -H -p '%s' -c '%s'" % (DICT, file)
    os.system( cmd )

argv = sys.argv[1:]
argc = len( argv )
if (argc == 0) or ((argc == 1) and not exists(argv[0])):
    if argc == 0:
        cmd = "git diff --name-only 'master'"
    else:
        cmd = "git diff --name-only '%s'" % argv[0]
    filter = re.compile( '.*/.*\.xml$', re.M )
    files  = os.popen( cmd ).read()
    for file in filter.findall( files ):
        spellcheck( file )
else:
    for file in sys.argv[1:]:
        spellcheck( file )