# -*- coding: utf-8 -*-
# This file is part of lyx2lyx
# -*- coding: utf-8 -*-
# Copyright (C) 2011 The LyX team
#
# 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 2
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

""" Convert files to the file format generated by lyx 2.1"""

import re, string
import unicodedata
import sys, os

# Uncomment only what you need to import, please.

from parser_tools import find_token, find_end_of_inset

#from parser_tools import find_token, find_end_of, find_tokens, \
  #find_token_exact, find_end_of_inset, find_end_of_layout, \
  #find_token_backwards, is_in_inset, get_value, get_quoted_value, \
  #del_token, check_token, get_option_value

from lyx2lyx_tools import put_cmd_in_ert

#from lyx2lyx_tools import add_to_preamble, insert_to_preamble, \
#  put_cmd_in_ert, lyx2latex, latex_length, revert_flex_inset, \
#  revert_font_attrs, hex2ratio, str2bool

####################################################################
# Private helper functions

#def remove_option(lines, m, option):
    #''' removes option from line m. returns whether we did anything '''
    #l = lines[m].find(option)
    #if l == -1:
        #return False
    #val = lines[m][l:].split('"')[1]
    #lines[m] = lines[m][:l - 1] + lines[m][l+len(option + '="' + val + '"'):]
    #return True


###############################################################################
###
### Conversion and reversion routines
###
###############################################################################

def revert_visible_space(document):
    "Revert InsetSpace visible into its ERT counterpart"
    i = 0
    while True:
        i = find_token(document.body, "\\begin_inset space \\textvisiblespace{}", i)
        if i == -1:
            return
        end = find_end_of_inset(document.body, i)
        subst = put_cmd_in_ert("\\textvisiblespace{}")
        document.body[i:end + 1] = subst


##
# Conversion hub
#

supported_versions = ["2.1.0","2.1"]
convert = [[414, []]
          ]

revert =  [[413, [revert_visible_space]]
          ]


if __name__ == "__main__":
    pass