lib/lyx2lyx/lyx_1_1_5.py

   1 # This document is part of lyx2lyx
   2 # -*- coding: utf-8 -*-
   3 # Copyright (C) 2002-2004 José Matos <jamatos@lyx.org>
   4 #
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License
   7 # as published by the Free Software Foundation; either version 2
   8 # of the License, or (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 """ Convert files to the file format generated by lyx 1.1.5"""
  20
  21 import re
  22 from parser_tools import find_token, find_token_backwards, find_re
  23
  24 ####################################################################
  25 # Private helper functions
  26
  27 def get_layout(line, default_layout):
  28     " Get the line layout, beware of the empty layout."
  29     tokens = line.split()
  30     if len(tokens) > 1:
  31         return tokens[1]
  32     return default_layout
  33
  34
  35 ####################################################################
  36
  37 math_env = ["\\[","\\begin{eqnarray*}","\\begin{eqnarray}","\\begin{equation}"]
  38
  39 def replace_protected_separator(document):
  40     " Replace protected separator. "
  41     lines = document.body
  42     i=0
  43     while 1:
  44         i = find_token(lines, "\\protected_separator", i)
  45         if i == -1:
  46             break
  47         j = find_token_backwards(lines, "\\layout", i)
  48         #if j == -1: print error
  49         layout = get_layout(lines[j], document.default_layout)
  50
  51         if layout == "LyX-Code":
  52             result = ""
  53             while lines[i] == "\\protected_separator ":
  54                 result = result + " "
  55                 del lines[i]
  56
  57             lines[i-1] = lines[i-1] + result + lines[i]
  58         else:
  59             lines[i-1] = lines[i-1]+ "\\SpecialChar ~"
  60
  61         del lines[i]
  62
  63
  64 def merge_formula_inset(document):
  65     " Merge formula insets. "
  66     lines = document.body
  67     i=0
  68     while 1:
  69         i = find_token(lines, "\\begin_inset Formula", i)
  70         if i == -1: break
  71         if lines[i+1] in math_env:
  72             lines[i] = lines[i] + lines[i+1]
  73             del lines[i+1]
  74         i = i + 1
  75
  76
  77 def update_tabular(document):
  78     " Update from tabular format 4 to 5 if necessary. "
  79     lines = document.body
  80     lyxtable_re = re.compile(r".*\\LyXTable$")
  81     i=0
  82     while 1:
  83         i = find_re(lines, lyxtable_re, i)
  84         if i == -1:
  85             break
  86         i = i + 1
  87         format = lines[i][8]
  88         if format != '4':
  89             continue
  90
  91         lines[i]='multicol5'
  92         i = i + 1
  93         rows = int(lines[i].split()[0])
  94         columns = int(lines[i].split()[1])
  95
  96         i = i + rows + 1
  97         for j in range(columns):
  98             col_info = lines[i].split()
  99             if len(col_info) == 3:
 100                 lines[i] = lines[i] + '"" ""'
 101             else:
 102                 lines[i] = " ".join(col_info[:3]) + ' "%s" ""' % col_info[3]
 103             i = i + 1
 104
 105         while lines[i]:
 106             lines[i] = lines[i] + ' "" ""'
 107             i = i + 1
 108
 109
 110 def update_toc(document):
 111     " Update table of contents. "
 112     lines = document.body
 113     i = 0
 114     while 1:
 115         i = find_token(lines,
 116                        '\\begin_inset LatexCommand \\tableofcontents', i)
 117         if i == -1:
 118             break
 119         lines[i] = lines[i] + '{}'
 120         i = i + 1
 121
 122
 123 def remove_cursor(document):
 124     " Remove cursor. "
 125     lines = document.body
 126     i = find_token(lines, '\\cursor', 0)
 127     if i != -1:
 128         del lines[i]
 129
 130
 131 def remove_vcid(document):
 132     " Remove \\lyxvcid and \\lyxrcsid. "
 133     lines = document.header
 134     i = find_token(lines, '\\lyxvcid', 0)
 135     if i != -1:
 136         del lines[i]
 137     i = find_token(lines, '\\lyxrcsid', 0)
 138     if i != -1:
 139         del lines[i]
 140
 141
 142 def first_layout(document):
 143     " Fix first layout, if empty use the default layout."
 144     lines = document.body
 145     while (lines[0] == ""):
 146         del lines[0]
 147     if lines[0][:7] != "\\layout":
 148         lines[:0] = ['\\layout %s' % document.default_layout, '']
 149
 150
 151 def remove_space_in_units(document):
 152     " Remove space in units. "
 153     lines = document.header
 154     margins = ["\\topmargin","\\rightmargin",
 155                "\\leftmargin","\\bottommargin"]
 156
 157     unit_rexp = re.compile(r'[^ ]* (.*) (.*)')
 158
 159     for margin in margins:
 160         i = 0
 161         while 1:
 162             i = find_token(lines, margin, i)
 163             if i == -1:
 164                 break
 165
 166             result = unit_rexp.search(lines[i])
 167             if result:
 168                 lines[i] = margin + " " + result.group(1) + result.group(2)
 169             i = i + 1
 170
 171
 172 def latexdel_getargs(document, i):
 173     " Get arguments from latexdel insets. "
 174     lines = document.body
 175
 176     # play safe, clean empty lines
 177     while 1:
 178         if lines[i]:
 179             break
 180         del lines[i]
 181
 182     j = find_token(lines, '\\end_inset', i)
 183
 184     if i == j:
 185         del lines[i]
 186     else:
 187         document.warning("Unexpected end of inset.")
 188     j = find_token(lines, '\\begin_inset LatexDel }{', i)
 189
 190     ref = " ".join(lines[i:j])
 191     del lines[i:j + 1]
 192
 193     # play safe, clean empty lines
 194     while 1:
 195         if lines[i]:
 196             break
 197         del lines[i]
 198
 199     j = find_token(lines, '\\end_inset', i - 1)
 200     if i == j:
 201         del lines[i]
 202     else:
 203         document.warning("Unexpected end of inset.")
 204     j = find_token(lines, '\\begin_inset LatexDel }', i)
 205     label = " ".join(lines[i:j])
 206     del lines[i:j + 1]
 207
 208     return ref, label
 209
 210
 211 def update_ref(document):
 212     " Update reference inset. "
 213     lines = document.body
 214     i = 0
 215     while 1:
 216         i = find_token(lines, '\\begin_inset LatexCommand', i)
 217         if i == -1:
 218             return
 219
 220         if lines[i].split()[-1] == "\\ref{":
 221             i = i + 1
 222             ref, label = latexdel_getargs(document, i)
 223             lines[i - 1] = "%s[%s]{%s}" % (lines[i - 1][:-1], ref, label)
 224
 225         i = i + 1
 226
 227
 228 def update_latexdel(document):
 229     " Remove latexdel insets. "
 230     lines = document.body
 231     i = 0
 232     latexdel_re = re.compile(r".*\\begin_inset LatexDel")
 233     while 1:
 234         i = find_re(lines, latexdel_re, i)
 235         if i == -1:
 236             return
 237         lines[i] = lines[i].replace('\\begin_inset LatexDel',
 238                                     '\\begin_inset LatexCommand')
 239
 240         j = lines[i].find('\\begin_inset')
 241         lines.insert(i+1, lines[i][j:])
 242         lines[i] = lines[i][:j].strip()
 243         i = i + 1
 244
 245         if lines[i].split()[-1] in ("\\url{", "\\htmlurl{"):
 246             i = i + 1
 247
 248             ref, label = latexdel_getargs(document, i)
 249             lines[i -1] = "%s[%s]{%s}" % (lines[i-1][:-1], label, ref)
 250
 251         i = i + 1
 252
 253
 254 supported_versions = ["1.1.5","1.1.5fix1","1.1.5fix2","1.1"]
 255 convert = [[216, [first_layout, remove_vcid, remove_cursor,
 256                   update_toc, replace_protected_separator,
 257                   merge_formula_inset, update_tabular,
 258                   remove_space_in_units, update_ref,
 259                   update_latexdel]]]
 260
 261 revert  = []
 262
 263 if __name__ == "__main__":
 264     pass