mirror of
https://git.lyx.org/repos/lyx.git
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318 lines
11 KiB
Python
318 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of lyx2lyx
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# -*- coding: utf-8 -*-
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# Copyright (C) 2011 The LyX team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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""" Convert files to the file format generated by lyx 2.2"""
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import re, string
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import unicodedata
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import sys, os
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# Uncomment only what you need to import, please.
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#from parser_tools import find_token, find_end_of, find_tokens, \
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# find_token_exact, find_end_of_inset, find_end_of_layout, \
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# find_token_backwards, is_in_inset, get_value, get_quoted_value, \
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# del_token, check_token, get_option_value
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#from lyx2lyx_tools import add_to_preamble, insert_to_preamble, \
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# put_cmd_in_ert, lyx2latex, latex_length, revert_flex_inset, \
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# revert_font_attrs, hex2ratio, str2bool
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from parser_tools import find_token, find_token_backwards, find_re, \
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find_end_of_inset, find_end_of_layout, find_nonempty_line, \
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get_containing_layout, get_value, check_token
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###############################################################################
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###
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### Conversion and reversion routines
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###
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###############################################################################
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def convert_separator(document):
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"""
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Convert layout separators to separator insets and add (LaTeX) paragraph
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breaks in order to mimic previous LaTeX export.
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"""
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parins = ["\\begin_inset Separator parbreak", "\\end_inset", ""]
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parlay = ["\\begin_layout Standard", "\\begin_inset Separator parbreak",
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"\\end_inset", "", "\\end_layout", ""]
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sty_dict = {
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"family" : "default",
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"series" : "default",
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"shape" : "default",
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"size" : "default",
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"bar" : "default",
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"color" : "inherit"
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}
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i = 0
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while 1:
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i = find_token(document.body, "\\begin_deeper", i)
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if i == -1:
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break
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j = find_token_backwards(document.body, "\\end_layout", i-1)
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if j != -1:
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# reset any text style before inserting the inset
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lay = get_containing_layout(document.body, j-1)
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if lay != False:
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content = "\n".join(document.body[lay[1]:lay[2]])
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for val in sty_dict.keys():
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if content.find("\\%s" % val) != -1:
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document.body[j:j] = ["\\%s %s" % (val, sty_dict[val])]
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i = i + 1
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j = j + 1
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document.body[j:j] = parins
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i = i + len(parins) + 1
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else:
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i = i + 1
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i = 0
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while 1:
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i = find_token(document.body, "\\align", i)
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if i == -1:
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break
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lay = get_containing_layout(document.body, i)
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if lay != False and lay[0] == "Plain Layout":
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i = i + 1
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continue
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j = find_token_backwards(document.body, "\\end_layout", i-1)
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if j != -1:
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lay = get_containing_layout(document.body, j-1)
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if lay != False and lay[0] == "Standard" \
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and find_token(document.body, "\\align", lay[1], lay[2]) == -1 \
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and find_token(document.body, "\\begin_inset VSpace", lay[1], lay[2]) == -1:
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# reset any text style before inserting the inset
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content = "\n".join(document.body[lay[1]:lay[2]])
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for val in sty_dict.keys():
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if content.find("\\%s" % val) != -1:
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document.body[j:j] = ["\\%s %s" % (val, sty_dict[val])]
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i = i + 1
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j = j + 1
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document.body[j:j] = parins
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i = i + len(parins) + 1
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else:
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i = i + 1
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else:
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i = i + 1
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regexp = re.compile(r'^\\begin_layout (?:(-*)|(\s*))(Separator|EndOfSlide)(?:(-*)|(\s*))$', re.IGNORECASE)
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i = 0
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while 1:
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i = find_re(document.body, regexp, i)
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if i == -1:
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return
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j = find_end_of_layout(document.body, i)
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if j == -1:
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document.warning("Malformed LyX document: Missing `\\end_layout'.")
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return
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lay = get_containing_layout(document.body, j-1)
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if lay != False:
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lines = document.body[lay[3]:lay[2]]
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else:
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lines = []
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document.body[i:j+1] = parlay
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if len(lines) > 0:
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document.body[i+1:i+1] = lines
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i = i + len(parlay) + len(lines) + 1
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def revert_separator(document):
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" Revert separator insets to layout separators "
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beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
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if document.textclass in beamer_classes:
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beglaysep = "\\begin_layout Separator"
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else:
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beglaysep = "\\begin_layout --Separator--"
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parsep = [beglaysep, "", "\\end_layout", ""]
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comert = ["\\begin_inset ERT", "status collapsed", "",
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"\\begin_layout Plain Layout", "%", "\\end_layout",
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"", "\\end_inset", ""]
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empert = ["\\begin_inset ERT", "status collapsed", "",
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"\\begin_layout Plain Layout", " ", "\\end_layout",
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"", "\\end_inset", ""]
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i = 0
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while 1:
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i = find_token(document.body, "\\begin_inset Separator", i)
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if i == -1:
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return
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lay = get_containing_layout(document.body, i)
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if lay == False:
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document.warning("Malformed LyX document: Can't convert separator inset at line " + str(i))
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i = i + 1
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continue
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layoutname = lay[0]
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beg = lay[1]
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end = lay[2]
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kind = get_value(document.body, "\\begin_inset Separator", i, i+1, "plain").split()[1]
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before = document.body[beg+1:i]
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something_before = len(before) > 0 and len("".join(before)) > 0
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j = find_end_of_inset(document.body, i)
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after = document.body[j+1:end]
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something_after = len(after) > 0 and len("".join(after)) > 0
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if kind == "plain":
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beg = beg + len(before) + 1
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elif something_before:
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document.body[i:i] = ["\\end_layout", ""]
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i = i + 2
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j = j + 2
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beg = i
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end = end + 2
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if kind == "plain":
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if something_after:
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document.body[beg:j+1] = empert
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i = i + len(empert)
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else:
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document.body[beg:j+1] = comert
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i = i + len(comert)
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else:
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if something_after:
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if layoutname == "Standard":
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if not something_before:
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document.body[beg:j+1] = parsep
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i = i + len(parsep)
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document.body[i:i] = ["", "\\begin_layout Standard"]
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i = i + 2
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else:
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document.body[beg:j+1] = ["\\begin_layout Standard"]
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i = i + 1
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else:
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document.body[beg:j+1] = ["\\begin_deeper"]
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i = i + 1
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end = end + 1 - (j + 1 - beg)
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if not something_before:
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document.body[i:i] = parsep
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i = i + len(parsep)
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end = end + len(parsep)
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document.body[i:i] = ["\\begin_layout Standard"]
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document.body[end+2:end+2] = ["", "\\end_deeper", ""]
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i = i + 4
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else:
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next_par_is_aligned = False
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k = find_nonempty_line(document.body, end+1)
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if k != -1 and check_token(document.body[k], "\\begin_layout"):
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lay = get_containing_layout(document.body, k)
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next_par_is_aligned = lay != False and \
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find_token(document.body, "\\align", lay[1], lay[2]) != -1
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if k != -1 and not next_par_is_aligned \
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and not check_token(document.body[k], "\\end_deeper") \
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and not check_token(document.body[k], "\\begin_deeper"):
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if layoutname == "Standard":
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document.body[beg:j+1] = [beglaysep]
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i = i + 1
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else:
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document.body[beg:j+1] = ["\\begin_deeper", beglaysep]
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end = end + 2 - (j + 1 - beg)
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document.body[end+1:end+1] = ["", "\\end_deeper", ""]
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i = i + 3
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else:
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if something_before:
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del document.body[i:end+1]
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else:
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del document.body[i:end-1]
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i = i + 1
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def revert_smash(document):
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" Set amsmath to on if smash commands are used "
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commands = ["smash[t]", "smash[b]", "notag"]
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i = find_token(document.header, "\\use_package amsmath", 0)
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if i == -1:
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document.warning("Malformed LyX document: Can't find \\use_package amsmath.")
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return;
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value = get_value(document.header, "\\use_package amsmath", i).split()[1]
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if value != "1":
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# nothing to do if package is not auto but on or off
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return;
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j = 0
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while True:
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j = find_token(document.body, '\\begin_inset Formula', j)
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if j == -1:
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return
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k = find_end_of_inset(document.body, j)
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if k == -1:
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document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(j))
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j += 1
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continue
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code = "\n".join(document.body[j:k])
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for c in commands:
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if code.find("\\%s" % c) != -1:
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# set amsmath to on, since it is loaded by the newer format
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document.header[i] = "\\use_package amsmath 2"
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return
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j = k
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def revert_swissgerman(document):
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" Set language german-ch-old to german "
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i = 0
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if document.language == "german-ch-old":
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document.language = "german"
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i = find_token(document.header, "\\language", 0)
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if i != -1:
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document.header[i] = "\\language german"
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j = 0
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while True:
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j = find_token(document.body, "\\lang german-ch-old", j)
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if j == -1:
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return
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document.body[j] = document.body[j].replace("\\lang german-ch-old", "\\lang german")
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j = j + 1
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##
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# Conversion hub
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#
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supported_versions = ["2.2.0","2.2"]
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convert = [
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[475, [convert_separator]],
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# nothing to do for 476: We consider it a bug that older versions
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# did not load amsmath automatically for these commands, and do not
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# want to hardcode amsmath off.
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[476, []],
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[477, []],
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]
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revert = [
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[476, [revert_swissgerman]],
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[475, [revert_smash]],
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[474, [revert_separator]]
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]
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if __name__ == "__main__":
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pass
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