lib/lyx2lyx/lyxconvert_218.py

   1 # This file is part of lyx2lyx
   2 # Copyright (C) 2002 Dekel Tsur <dekel@lyx.org>
   3 #
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License
   6 # as published by the Free Software Foundation; either version 2
   7 # of the License, or (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  17
  18
  19 import sys,string,re
  20 from parser_tools import *
  21
  22 floats = {
  23     "footnote": ["\\begin_inset Foot",
  24                  "collapsed true"],
  25     "margin":   ["\\begin_inset Marginal",
  26                  "collapsed true"],
  27     "fig":      ["\\begin_inset Float figure",
  28                  "placement htbp",
  29                  "wide false",
  30                  "collapsed false"],
  31     "tab":      ["\\begin_inset Float table",
  32                  "placement htbp",
  33                  "wide false",
  34                  "collapsed false"],
  35     "alg":      ["\\begin_inset Float algorithm",
  36                  "placement htbp",
  37                  "wide false",
  38                  "collapsed false"],
  39     "wide-fig": ["\\begin_inset Float figure",
  40                  "placement htbp",
  41                  "wide true",
  42                  "collapsed false"],
  43     "wide-tab": ["\\begin_inset Float table",
  44                  "placement htbp",
  45                  "wide true",
  46                  "collapsed false"]
  47 }
  48
  49 def remove_oldfloat(lines, language):
  50     i = 0
  51     while 1:
  52         i = find_token(lines, "\\begin_float", i)
  53         if i == -1:
  54             break
  55         j = find_token(lines, "\\end_float", i+1)
  56         floattype = string.split(lines[i])[1]
  57         if not floats.has_key(floattype):
  58             sys.stderr.write("Error! Unknown float type "+floattype+"\n")
  59             floattype = "fig"
  60
  61         # skip \end_deeper tokens
  62         i2 = i+1
  63         while check_token(lines[i2], "\\end_deeper"):
  64             i2 = i2+1
  65         if i2 > i+1:
  66             j2 = find_token(lines, "\\layout", j+1)
  67             lines[j2:j2] = ["\\end_deeper "]*(i2-(i+1))
  68
  69         start = floats[floattype]+[""]
  70         mid = lines[i2:j]
  71         end = ["\\end_inset ",
  72                "\\family default ",
  73                "\\series default ",
  74                "\\shape default ",
  75                "\\size default ",
  76                "\\emph default ",
  77 #              "\\numeric default ",
  78                "\\bar default ",
  79                "\\noun default ",
  80                "\\color default "
  81                "\\lang %s " % language]
  82         # It isn't nice to always put all the '\xxx default' statements,
  83         # but it doesn't hurt
  84         lines[i:j+1]= start+mid+end
  85
  86         i = i+1
  87
  88 def remove_oldminipage(lines):
  89     i = 0
  90     flag = 0
  91     while 1:
  92         i = find_token(lines, "\\pextra_type 2", i)
  93         if i == -1:
  94             break
  95         hfill = 0
  96         line = string.split(lines[i])
  97         if line[4] == "\\pextra_hfill":
  98             hfill = 1
  99             line[4:6] = []
 100         if line[4] == "\\pextra_start_minipage":
 101             # We just ignore this
 102             line[4:6] = []
 103
 104         position = line[3]
 105         width = line[5]
 106         if line[4] == "\\pextra_widthp":
 107             width = line[5]+"col%"
 108
 109
 110         start = ["\\begin_inset Minipage",
 111                  "position " + position,
 112                  "inner_position 0",
 113                  'height "0pt"',
 114                  'width "%s"' % width,
 115                  "collapsed false"
 116                  ]
 117         if flag:
 118             flag = 0
 119             if hfill:
 120                 start = ["","\hfill",""]+start
 121         else:
 122             start = ["\\layout Standard"] + start
 123
 124         j = find_token_backwards(lines,"\\layout", i-1)
 125         j0 = j
 126         mid = lines[j:i]
 127
 128         j = find_tokens(lines, ["\\layout", "\\end_float"], i+1)
 129         # j can be -1, but this is still ok
 130         mid = mid+lines[i+1:j]
 131
 132         count = 0
 133         while 1:
 134             # collect more paragraphs to the minipage
 135             count = count+1
 136             if j == -1 or not check_token(lines[j], "\\layout"):
 137                 break
 138             i = find_tokens(lines, ["\\layout", "\\pextra_type"], j+1)
 139             if i == -1 or not check_token(lines[i], "\\pextra_type"):
 140                 break
 141             line = string.split(lines[i])
 142             if line[4] == "\\pextra_hfill":
 143                 line[4:6] = []
 144             if line[4] == "\\pextra_start_minipage" and line[5] == "1":
 145                 flag = 1
 146                 break
 147             j = find_token_backwards(lines,"\\layout", i-1)
 148             mid = mid+lines[j:i]
 149             j = find_tokens(lines, ["\\layout", "\\end_float"], i+1)
 150             mid = mid+lines[i+1:j]
 151
 152         end = ["\\end_inset "]
 153
 154         lines[j0:j] = start+mid+end
 155         i = i+1
 156
 157 def is_empty(lines):
 158     return filter(is_nonempty_line, lines) == []
 159
 160 font_rexp =  re.compile(r"\\(family|series|shape|size|emph|numeric|bar|noun)")
 161 ert_rexp = re.compile(r"\\begin_inset|.*\\SpecialChar")
 162 spchar_rexp = re.compile(r"(.*)(\\SpecialChar.*)")
 163 ert_begin = ["\\begin_inset ERT",
 164              "status Collapsed",
 165              "",
 166              "\\layout Standard"]
 167
 168 def remove_oldert(lines):
 169     i = 0
 170     while 1:
 171         i = find_tokens(lines, ["\\latex latex", "\\layout LaTeX"], i)
 172         if i == -1:
 173             break
 174         j = find_tokens(lines, ["\\latex default", "\\layout", "\\end_float", "\\the_end"],
 175                         i+1)
 176         if check_token(lines[j], "\\layout"):
 177             while j-1 >= 0 and check_token(lines[j-1], "\\begin_deeper"):
 178                 j = j-1
 179
 180         # We need to remove insets, special chars & font commands from ERT text
 181         new = []
 182         new2 = []
 183         if check_token(lines[i], "\\layout LaTeX"):
 184             new = ["\layout Standard", "", ""]
 185             # We have a problem with classes in which Standard is not the default layout!
 186
 187         k = i+1
 188         while 1:
 189             k2 = find_re(lines, ert_rexp, k, j)
 190             inset = specialchar = 0
 191             if k2 == -1:
 192                 k2 = j
 193             elif check_token(lines[k2], "\\begin_inset"):
 194                 inset = 1
 195             else:
 196                 specialchar = 1
 197                 mo = spchar_rexp.match(lines[k2])
 198                 lines[k2] = mo.group(1)
 199                 specialchar_str = mo.group(2)
 200                 k2 = k2+1
 201
 202             tmp = []
 203             for line in lines[k:k2]:
 204                 if font_rexp.match(line):
 205                     new2.append(line)
 206                 else:
 207                     tmp.append(line)
 208
 209             if is_empty(tmp):
 210                 new = new+tmp
 211             else:
 212                 new = new+ert_begin+tmp+["\\end_inset ", ""]
 213
 214             if inset:
 215                 k3 = find_token(lines, "\\end_inset", k2+1)
 216                 new = new+[""]+lines[k2:k3+1]+["", ""]
 217                 k = k3+1
 218             elif specialchar:
 219                 new = new+[specialchar_str]
 220                 k = k2
 221             else:
 222                 break
 223
 224         new = new+new2
 225         if not check_token(lines[j], "\\latex default"):
 226             new = new+[""]+[lines[j]]
 227         lines[i:j+1] = new
 228         i = i+1
 229
 230 def is_ert_paragraph(lines, i):
 231     i = find_nonempty_line(lines, i+1)
 232     if not check_token(lines[i], "\\begin_inset ERT"):
 233         return 0
 234     j = find_token(lines, "\\end_inset", i)
 235     k = find_nonempty_line(lines, j+1)
 236     return check_token(lines[k], "\\layout")
 237
 238 def combine_ert(lines):
 239     i = 0
 240     while 1:
 241         i = find_token(lines, "\\begin_inset ERT", i)
 242         if i == -1:
 243             break
 244         j = find_token_backwards(lines,"\\layout", i-1)
 245         count = 0
 246         text = []
 247         while is_ert_paragraph(lines, j):
 248
 249             count = count+1
 250             i2 = find_token(lines, "\\layout", j+1)
 251             k = find_token(lines, "\\end_inset", i2+1)
 252             text = text+lines[i2:k]
 253             j = find_token(lines, "\\layout", k+1)
 254             if j == -1:
 255                 break
 256
 257         if count >= 2:
 258             j = find_token(lines, "\\layout", i+1)
 259             lines[j:k] = text
 260
 261         i = i+1
 262
 263 oldunits = ["pt", "cm", "in", "text%", "col%"]
 264
 265 def get_length(lines, name, start, end):
 266     i = find_token(lines, name, start, end)
 267     if i == -1:
 268         return ""
 269     x = string.split(lines[i])
 270     return x[2]+oldunits[int(x[1])]
 271
 272 def append(x, token, value):
 273     if value != "":
 274         x.append("\t"+token+" "+value)
 275
 276 def remove_figinset(lines):
 277     i = 0
 278     while 1:
 279         i = find_token(lines, "\\begin_inset Figure", i)
 280         if i == -1:
 281             break
 282         j = find_token(lines, "\\end_inset", i+1)
 283
 284         lyxwidth = string.split(lines[i])[3]+"pt"
 285         lyxheight = string.split(lines[i])[4]+"pt"
 286
 287         filename = get_value(lines, "file", i+1, j)
 288
 289         width = get_length(lines, "width", i+1, j)
 290         # what does width=5 mean ?
 291         height = get_length(lines, "height", i+1, j)
 292         rotateAngle = get_value(lines, "angle", i+1, j)
 293         if width == "" and height == "":
 294             size_type = "0"
 295         else:
 296             size_type = "1"
 297
 298         flags = get_value(lines, "flags", i+1, j)
 299         x = int(flags)%4
 300         if x == 1:
 301             display = "monochrome"
 302         elif x == 2:
 303             display = "gray"
 304         else:
 305             display = "color"
 306
 307         subcaptionText = get_value(lines, "subcaption", i+1, j)
 308         if subcaptionText != "":
 309             subcaptionText = '"'+subcaptionText+'"'
 310         k = find_token(lines, "subfigure", i+1,j)
 311         if k == -1:
 312             subcaption = 0
 313         else:
 314             subcaption = 1
 315
 316         new = ["\\begin_inset Graphics FormatVersion 1"]
 317         append(new, "filename", filename)
 318         append(new, "display", display)
 319         if subcaption:
 320             new.append("\tsubcaption")
 321         append(new, "subcaptionText", subcaptionText)
 322         append(new, "size_type", size_type)
 323         append(new, "width", width)
 324         append(new, "height", height)
 325         if rotateAngle != "":
 326             new.append("\trotate")
 327             append(new, "rotateAngle", rotateAngle)
 328         new.append("\trotateOrigin center")
 329         new.append("\tlyxsize_type 1")
 330         append(new, "lyxwidth", lyxwidth)
 331         append(new, "lyxheight", lyxheight)
 332         new = new + ["\end_inset"]
 333         lines[i:j+1] = new
 334
 335 def change_preamble(lines):
 336     i = find_token(lines, "\\use_amsmath", 0)
 337     if i == -1:
 338         return
 339     lines[i+1:i+1] = ["\\use_natbib 0",
 340                       "\use_numerical_citations 0"]
 341
 342 def convert(header, body):
 343     language = get_value(header, "\\language", 0)
 344     if language == "":
 345         language = "english"
 346
 347     change_preamble(header)
 348     remove_oldert(body)
 349     combine_ert(body)
 350     remove_oldminipage(body)
 351     remove_oldfloat(body, language)
 352     remove_figinset(body)
 353
 354 if __name__ == "__main__":
 355     pass