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https://git.lyx.org/repos/lyx.git
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cca93dacae
Add get_bool_value to parser_tools to be used in other places. Make the upgrade convertion seamless from lyx writing the file (regarding microtypes, there are still other dragons to chase. :-)
201 lines
6.6 KiB
Python
201 lines
6.6 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) 2016 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 2.3"""
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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, get_bool_value
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from parser_tools import find_token, find_end_of_inset, get_value, \
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get_bool_value
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#from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert, get_ert, lyx2latex, \
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# lyx2verbatim, length_in_bp, convert_info_insets
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# insert_to_preamble, latex_length, revert_flex_inset, \
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# revert_font_attrs, hex2ratio, str2bool
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from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert
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####################################################################
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# Private helper functions
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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_microtype(document):
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" Add microtype settings. "
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i = find_token(document.header, "\\font_tt_scale" , 0)
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if i == -1:
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document.warning("Malformed LyX document: Can't find \\font_tt_scale.")
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i = len(document.header) - 1
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j = find_token(document.preamble, "\\usepackage{microtype}", 0)
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if j == -1:
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document.header.insert(i + 1, "\\use_microtype false")
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else:
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document.header.insert(i + 1, "\\use_microtype true")
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del document.preamble[j]
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def revert_microtype(document):
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" Remove microtype settings. "
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i = find_token(document.header, "\\use_microtype", 0)
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if i == -1:
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return
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use_microtype = get_bool_value(document.header, "\\use_microtype" , i)
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del document.header[i]
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if use_microtype:
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add_to_preamble(document, ["\\usepackage{microtype}"])
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def convert_dateinset(document):
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' Convert date external inset to ERT '
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i = 0
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while True:
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i = find_token(document.body, "\\begin_inset External", i)
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if i == -1:
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return
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j = find_end_of_inset(document.body, i)
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if j == -1:
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document.warning("Malformed lyx document: Missing '\\end_inset' in convert_dateinset.")
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i += 1
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continue
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if get_value(document.body, 'template', i, j) == "Date":
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document.body[i : j + 1] = put_cmd_in_ert("\\today ")
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i += 1
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continue
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def convert_ibranches(document):
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' Add "inverted 0" to branch insets'
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i = 0
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while True:
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i = find_token(document.body, "\\begin_inset Branch", i)
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if i == -1:
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return
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document.body.insert(i + 1, "inverted 0")
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i += 1
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def revert_ibranches(document):
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' Convert inverted branches to explicit anti-branches'
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# Get list of branches
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ourbranches = {}
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i = 0
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while True:
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i = find_token(document.header, "\\branch", i)
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if i == -1:
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break
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branch = document.header[i][8:].strip()
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if document.header[i+1].startswith("\\selected "):
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#document.warning(document.header[i+1])
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#document.warning(document.header[i+1][10])
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selected = int(document.header[i+1][10])
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else:
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document.warning("Malformed LyX document: No selection indicator for branch " + branch)
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selected = 1
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# the value tells us whether the branch is selected
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ourbranches[document.header[i][8:].strip()] = selected
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i += 1
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# Figure out what inverted branches, if any, have been used
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# and convert them to "Anti-OldBranch"
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ibranches = {}
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i = 0
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while True:
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i = find_token(document.body, "\\begin_inset Branch", i)
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if i == -1:
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break
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if not document.body[i+1].startswith("inverted "):
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document.warning("Malformed LyX document: Missing 'inverted' tag!")
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i += 1
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continue
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inverted = document.body[i+1][9]
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#document.warning(document.body[i+1])
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if inverted == "1":
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branch = document.body[i][20:].strip()
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#document.warning(branch)
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if not branch in ibranches:
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antibranch = "Anti-" + branch
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while antibranch in ibranches:
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antibranch = "x" + antibranch
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ibranches[branch] = antibranch
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else:
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antibranch = ibranches[branch]
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#document.warning(antibranch)
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document.body[i] = "\\begin_inset Branch " + antibranch
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# remove "inverted" key
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del document.body[i+1]
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i += 1
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# now we need to add the new branches to the header
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for old, new in ibranches.iteritems():
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i = find_token(document.header, "\\branch " + old, 0)
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if i == -1:
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document.warning("Can't find branch %s even though we found it before!" % (old))
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continue
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j = find_token(document.header, "\\end_branch", i)
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if j == -1:
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document.warning("Malformed LyX document! Can't find end of branch " + old)
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continue
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# ourbranches[old] - 1 inverts the selection status of the old branch
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lines = ["\\branch " + new,
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"\\selected " + str(ourbranches[old] - 1)]
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# these are the old lines telling us color, etc.
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lines += document.header[i+2 : j+1]
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document.header[i:i] = lines
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##
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# Conversion hub
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#
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supported_versions = ["2.3.0", "2.3"]
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convert = [
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[509, [convert_microtype]],
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[510, [convert_dateinset]],
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[511, [convert_ibranches]]
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]
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revert = [
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[510, [revert_ibranches]],
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[509, []],
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[508, [revert_microtype]]
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]
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if __name__ == "__main__":
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pass
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