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4069e3daed
lyx_mirror/lib/lyx2lyx/lyx_2_2.py
Georg Baum 4069e3daed Update tex2lyx test references 
The lyx2lyx conversions for the new formats are empty, therefore we can simply
update the format number.
2015-04-12 10:07:42 +02:00

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# -*- 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 2.2"""
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, 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 add_to_preamble, put_cmd_in_ert, lyx2latex#, \
# insert_to_preamble, latex_length, revert_flex_inset, \
# revert_font_attrs, hex2ratio, str2bool
from parser_tools import find_token, find_token_backwards, find_re, \
find_end_of_inset, find_end_of_layout, find_nonempty_line, \
get_containing_layout, get_value, check_token
###############################################################################
###
### Conversion and reversion routines
###
###############################################################################
def convert_separator(document):
"""
Convert layout separators to separator insets and add (LaTeX) paragraph
breaks in order to mimic previous LaTeX export.
"""
parins = ["\\begin_inset Separator parbreak", "\\end_inset", ""]
parlay = ["\\begin_layout Standard", "\\begin_inset Separator parbreak",
"\\end_inset", "", "\\end_layout", ""]
sty_dict = {
"family" : "default",
"series" : "default",
"shape" : "default",
"size" : "default",
"bar" : "default",
"color" : "inherit"
}
i = 0
while 1:
i = find_token(document.body, "\\begin_deeper", i)
if i == -1:
break
j = find_token_backwards(document.body, "\\end_layout", i-1)
if j != -1:
# reset any text style before inserting the inset
lay = get_containing_layout(document.body, j-1)
if lay != False:
content = "\n".join(document.body[lay[1]:lay[2]])
for val in list(sty_dict.keys()):
if content.find("\\%s" % val) != -1:
document.body[j:j] = ["\\%s %s" % (val, sty_dict[val])]
i = i + 1
j = j + 1
document.body[j:j] = parins
i = i + len(parins) + 1
else:
i = i + 1
i = 0
while 1:
i = find_token(document.body, "\\align", i)
if i == -1:
break
lay = get_containing_layout(document.body, i)
if lay != False and lay[0] == "Plain Layout":
i = i + 1
continue
j = find_token_backwards(document.body, "\\end_layout", i-1)
if j != -1:
lay = get_containing_layout(document.body, j-1)
if lay != False and lay[0] == "Standard" \
and find_token(document.body, "\\align", lay[1], lay[2]) == -1 \
and find_token(document.body, "\\begin_inset VSpace", lay[1], lay[2]) == -1:
# reset any text style before inserting the inset
content = "\n".join(document.body[lay[1]:lay[2]])
for val in list(sty_dict.keys()):
if content.find("\\%s" % val) != -1:
document.body[j:j] = ["\\%s %s" % (val, sty_dict[val])]
i = i + 1
j = j + 1
document.body[j:j] = parins
i = i + len(parins) + 1
else:
i = i + 1
else:
i = i + 1
regexp = re.compile(r'^\\begin_layout (?:(-*)|(\s*))(Separator|EndOfSlide)(?:(-*)|(\s*))$', re.IGNORECASE)
i = 0
while 1:
i = find_re(document.body, regexp, i)
if i == -1:
return
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Missing `\\end_layout'.")
return
lay = get_containing_layout(document.body, j-1)
if lay != False:
lines = document.body[lay[3]:lay[2]]
else:
lines = []
document.body[i:j+1] = parlay
if len(lines) > 0:
document.body[i+1:i+1] = lines
i = i + len(parlay) + len(lines) + 1
def revert_separator(document):
" Revert separator insets to layout separators "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass in beamer_classes:
beglaysep = "\\begin_layout Separator"
else:
beglaysep = "\\begin_layout --Separator--"
parsep = [beglaysep, "", "\\end_layout", ""]
comert = ["\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", "%", "\\end_layout",
"", "\\end_inset", ""]
empert = ["\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", " ", "\\end_layout",
"", "\\end_inset", ""]
i = 0
while 1:
i = find_token(document.body, "\\begin_inset Separator", i)
if i == -1:
return
lay = get_containing_layout(document.body, i)
if lay == False:
document.warning("Malformed LyX document: Can't convert separator inset at line " + str(i))
i = i + 1
continue
layoutname = lay[0]
beg = lay[1]
end = lay[2]
kind = get_value(document.body, "\\begin_inset Separator", i, i+1, "plain").split()[1]
before = document.body[beg+1:i]
something_before = len(before) > 0 and len("".join(before)) > 0
j = find_end_of_inset(document.body, i)
after = document.body[j+1:end]
something_after = len(after) > 0 and len("".join(after)) > 0
if kind == "plain":
beg = beg + len(before) + 1
elif something_before:
document.body[i:i] = ["\\end_layout", ""]
i = i + 2
j = j + 2
beg = i
end = end + 2
if kind == "plain":
if something_after:
document.body[beg:j+1] = empert
i = i + len(empert)
else:
document.body[beg:j+1] = comert
i = i + len(comert)
else:
if something_after:
if layoutname == "Standard":
if not something_before:
document.body[beg:j+1] = parsep
i = i + len(parsep)
document.body[i:i] = ["", "\\begin_layout Standard"]
i = i + 2
else:
document.body[beg:j+1] = ["\\begin_layout Standard"]
i = i + 1
else:
document.body[beg:j+1] = ["\\begin_deeper"]
i = i + 1
end = end + 1 - (j + 1 - beg)
if not something_before:
document.body[i:i] = parsep
i = i + len(parsep)
end = end + len(parsep)
document.body[i:i] = ["\\begin_layout Standard"]
document.body[end+2:end+2] = ["", "\\end_deeper", ""]
i = i + 4
else:
next_par_is_aligned = False
k = find_nonempty_line(document.body, end+1)
if k != -1 and check_token(document.body[k], "\\begin_layout"):
lay = get_containing_layout(document.body, k)
next_par_is_aligned = lay != False and \
find_token(document.body, "\\align", lay[1], lay[2]) != -1
if k != -1 and not next_par_is_aligned \
and not check_token(document.body[k], "\\end_deeper") \
and not check_token(document.body[k], "\\begin_deeper"):
if layoutname == "Standard":
document.body[beg:j+1] = [beglaysep]
i = i + 1
else:
document.body[beg:j+1] = ["\\begin_deeper", beglaysep]
end = end + 2 - (j + 1 - beg)
document.body[end+1:end+1] = ["", "\\end_deeper", ""]
i = i + 3
else:
if something_before:
del document.body[i:end+1]
else:
del document.body[i:end-1]
i = i + 1
def revert_smash(document):
" Set amsmath to on if smash commands are used "
commands = ["smash[t]", "smash[b]", "notag"]
i = find_token(document.header, "\\use_package amsmath", 0)
if i == -1:
document.warning("Malformed LyX document: Can't find \\use_package amsmath.")
return;
value = get_value(document.header, "\\use_package amsmath", i).split()[1]
if value != "1":
# nothing to do if package is not auto but on or off
return;
j = 0
while True:
j = find_token(document.body, '\\begin_inset Formula', j)
if j == -1:
return
k = find_end_of_inset(document.body, j)
if k == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(j))
j += 1
continue
code = "\n".join(document.body[j:k])
for c in commands:
if code.find("\\%s" % c) != -1:
# set amsmath to on, since it is loaded by the newer format
document.header[i] = "\\use_package amsmath 2"
return
j = k
def revert_swissgerman(document):
" Set language german-ch-old to german "
i = 0
if document.language == "german-ch-old":
document.language = "german"
i = find_token(document.header, "\\language", 0)
if i != -1:
document.header[i] = "\\language german"
j = 0
while True:
j = find_token(document.body, "\\lang german-ch-old", j)
if j == -1:
return
document.body[j] = document.body[j].replace("\\lang german-ch-old", "\\lang german")
j = j + 1
def revert_use_package(document, pkg, commands, oldauto):
# oldauto defines how the version we are reverting to behaves:
# if it is true, the old version uses the package automatically.
# if it is false, the old version never uses the package.
regexp = re.compile(r'(\\use_package\s+%s)' % pkg)
i = find_re(document.header, regexp, 0)
value = "1" # default is auto
if i != -1:
value = get_value(document.header, "\\use_package" , i).split()[1]
del document.header[i]
if value == "2": # on
add_to_preamble(document, ["\\usepackage{" + pkg + "}"])
elif value == "1" and not oldauto: # auto
i = 0
while True:
i = find_token(document.body, '\\begin_inset Formula', i)
if i == -1:
return
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(i))
i += 1
continue
code = "\n".join(document.body[i:j])
for c in commands:
if code.find("\\%s" % c) != -1:
add_to_preamble(document, ["\\usepackage{" + pkg + "}"])
return
i = j
mathtools_commands = ["xhookrightarrow", "xhookleftarrow", "xRightarrow", \
"xrightharpoondown", "xrightharpoonup", "xrightleftharpoons", \
"xLeftarrow", "xleftharpoondown", "xleftharpoonup", \
"xleftrightarrow", "xLeftrightarrow", "xleftrightharpoons", \
"xmapsto"]
def revert_xarrow(document):
"remove use_package mathtools"
revert_use_package(document, "mathtools", mathtools_commands, False)
def revert_beamer_lemma(document):
" Reverts beamer lemma layout to ERT "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass not in beamer_classes:
return
consecutive = False
i = 0
while True:
i = find_token(document.body, "\\begin_layout Lemma", i)
if i == -1:
return
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
arg1 = find_token(document.body, "\\begin_inset Argument 1", i, j)
endarg1 = find_end_of_inset(document.body, arg1)
arg2 = find_token(document.body, "\\begin_inset Argument 2", i, j)
endarg2 = find_end_of_inset(document.body, arg2)
subst1 = []
subst2 = []
if arg1 != -1:
beginPlain1 = find_token(document.body, "\\begin_layout Plain Layout", arg1, endarg1)
if beginPlain1 == -1:
document.warning("Malformed LyX document: Can't find arg1 plain Layout")
i += 1
continue
endPlain1 = find_end_of_inset(document.body, beginPlain1)
content1 = document.body[beginPlain1 + 1 : endPlain1 - 2]
subst1 = put_cmd_in_ert("<") + content1 + put_cmd_in_ert(">")
if arg2 != -1:
beginPlain2 = find_token(document.body, "\\begin_layout Plain Layout", arg2, endarg2)
if beginPlain2 == -1:
document.warning("Malformed LyX document: Can't find arg2 plain Layout")
i += 1
continue
endPlain2 = find_end_of_inset(document.body, beginPlain2)
content2 = document.body[beginPlain2 + 1 : endPlain2 - 2]
subst2 = put_cmd_in_ert("[") + content2 + put_cmd_in_ert("]")
# remove Arg insets
if arg1 < arg2:
del document.body[arg2 : endarg2 + 1]
if arg1 != -1:
del document.body[arg1 : endarg1 + 1]
if arg2 < arg1:
del document.body[arg1 : endarg1 + 1]
if arg2 != -1:
del document.body[arg2 : endarg2 + 1]
# index of end layout has probably changed
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
begcmd = []
# if this is not a consecutive env, add start command
if not consecutive:
begcmd = put_cmd_in_ert("\\begin{lemma}")
# has this a consecutive lemma?
consecutive = document.body[j + 2] == "\\begin_layout Lemma"
# if this is not followed by a consecutive env, add end command
if not consecutive:
document.body[j : j + 1] = put_cmd_in_ert("\\end{lemma}") + ["\\end_layout"]
document.body[i : i + 1] = ["\\begin_layout Standard", ""] + begcmd + subst1 + subst2
i = j
def revert_question_env(document):
"""
Reverts question and question* environments of
theorems-ams-extended-bytype module to ERT
"""
# Do we use theorems-ams-extended-bytype module?
have_mod = False
mods = document.get_module_list()
for mod in mods:
if mod == "theorems-ams-extended-bytype":
have_mod = True
continue
if not have_mod:
return
consecutive = False
i = 0
while True:
i = find_token(document.body, "\\begin_layout Question", i)
if i == -1:
return
starred = document.body[i] == "\\begin_layout Question*"
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Question layout")
i += 1
continue
# if this is not a consecutive env, add start command
begcmd = []
if not consecutive:
if starred:
begcmd = put_cmd_in_ert("\\begin{question*}")
else:
begcmd = put_cmd_in_ert("\\begin{question}")
# has this a consecutive theorem of same type?
consecutive = False
if starred:
consecutive = document.body[j + 2] == "\\begin_layout Question*"
else:
consecutive = document.body[j + 2] == "\\begin_layout Question"
# if this is not followed by a consecutive env, add end command
if not consecutive:
if starred:
document.body[j : j + 1] = put_cmd_in_ert("\\end{question*}") + ["\\end_layout"]
else:
document.body[j : j + 1] = put_cmd_in_ert("\\end{question}") + ["\\end_layout"]
document.body[i : i + 1] = ["\\begin_layout Standard", ""] + begcmd
add_to_preamble(document, "\\providecommand{\questionname}{Question}")
if starred:
add_to_preamble(document, "\\theoremstyle{plain}\n" \
"\\newtheorem*{question*}{\\protect\\questionname}")
else:
add_to_preamble(document, "\\theoremstyle{plain}\n" \
"\\newtheorem{question}{\\protect\\questionname}")
i = j
def convert_dashes(document):
"convert -- and --- to \\twohyphens and \\threehyphens"
if document.backend != "latex":
return
i = 0
while i < len(document.body):
words = document.body[i].split()
if len(words) > 1 and words[0] == "\\begin_inset" and \
words[1] in ["CommandInset", "ERT", "External", "Formula", "Graphics", "IPA", "listings"]:
# must not replace anything in insets that store LaTeX contents in .lyx files
# (math and command insets withut overridden read() and write() methods
# filtering out IPA makes Text::readParToken() more simple
# skip ERT as well since it is not needed there
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of " + words[1] + " inset at line " + str(i))
i += 1
else:
i = j
continue
while True:
j = document.body[i].find("--")
if j == -1:
break
front = document.body[i][:j]
back = document.body[i][j+2:]
# We can have an arbitrary number of consecutive hyphens.
# These must be split into the corresponding number of two and three hyphens
# We must match what LaTeX does: First try emdash, then endash, then single hyphen
if back.find("-") == 0:
back = back[1:]
if len(back) > 0:
document.body.insert(i+1, back)
document.body[i] = front + "\\threehyphens"
else:
if len(back) > 0:
document.body.insert(i+1, back)
document.body[i] = front + "\\twohyphens"
i += 1
def revert_dashes(document):
"convert \\twohyphens and \\threehyphens to -- and ---"
i = 0
while i < len(document.body):
words = document.body[i].split()
if len(words) > 1 and words[0] == "\\begin_inset" and \
words[1] in ["CommandInset", "ERT", "External", "Formula", "Graphics", "IPA", "listings"]:
# see convert_dashes
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of " + words[1] + " inset at line " + str(i))
i += 1
else:
i = j
continue
replaced = False
if document.body[i].find("\\twohyphens") >= 0:
document.body[i] = document.body[i].replace("\\twohyphens", "--")
replaced = True
if document.body[i].find("\\threehyphens") >= 0:
document.body[i] = document.body[i].replace("\\threehyphens", "---")
replaced = True
if replaced and i+1 < len(document.body) and \
(document.body[i+1].find("\\") != 0 or \
document.body[i+1].find("\\twohyphens") == 0 or
document.body[i+1].find("\\threehyphens") == 0) and \
len(document.body[i]) + len(document.body[i+1]) <= 80:
document.body[i] = document.body[i] + document.body[i+1]
document.body[i+1:i+2] = []
else:
i += 1
# order is important for the last three!
phrases = ["LyX", "LaTeX2e", "LaTeX", "TeX"]
def is_part_of_converted_phrase(line, j, phrase):
"is phrase part of an already converted phrase?"
for p in phrases:
converted = "\\SpecialCharNoPassThru \\" + p
pos = j + len(phrase) - len(converted)
if pos >= 0:
if line[pos:pos+len(converted)] == converted:
return True
return False
def convert_phrases(document):
"convert special phrases from plain text to \\SpecialCharNoPassThru"
if document.backend != "latex":
return
for phrase in phrases:
i = 0
while i < len(document.body):
words = document.body[i].split()
if len(words) > 1 and words[0] == "\\begin_inset" and \
words[1] in ["CommandInset", "External", "Formula", "Graphics", "listings"]:
# must not replace anything in insets that store LaTeX contents in .lyx files
# (math and command insets withut overridden read() and write() methods
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(i))
i += 1
else:
i = j
continue
if document.body[i].find("\\") == 0:
i += 1
continue
j = document.body[i].find(phrase)
if j == -1:
i += 1
continue
if not is_part_of_converted_phrase(document.body[i], j, phrase):
front = document.body[i][:j]
back = document.body[i][j+len(phrase):]
if len(back) > 0:
document.body.insert(i+1, back)
# We cannot use SpecialChar since we do not know whether we are outside passThru
document.body[i] = front + "\\SpecialCharNoPassThru \\" + phrase
i += 1
def revert_phrases(document):
"convert special phrases to plain text"
i = 0
while i < len(document.body):
words = document.body[i].split()
if len(words) > 1 and words[0] == "\\begin_inset" and \
words[1] in ["CommandInset", "External", "Formula", "Graphics", "listings"]:
# see convert_phrases
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(i))
i += 1
else:
i = j
continue
replaced = False
for phrase in phrases:
# we can replace SpecialChar since LyX ensures that it cannot be inserted into passThru parts
if document.body[i].find("\\SpecialChar \\" + phrase) >= 0:
document.body[i] = document.body[i].replace("\\SpecialChar \\" + phrase, phrase)
replaced = True
if document.body[i].find("\\SpecialCharNoPassThru \\" + phrase) >= 0:
document.body[i] = document.body[i].replace("\\SpecialCharNoPassThru \\" + phrase, phrase)
replaced = True
if replaced and i+1 < len(document.body) and \
(document.body[i+1].find("\\") != 0 or \
document.body[i+1].find("\\SpecialChar") == 0) and \
len(document.body[i]) + len(document.body[i+1]) <= 80:
document.body[i] = document.body[i] + document.body[i+1]
document.body[i+1:i+2] = []
i -= 1
i += 1
def convert_specialchar_internal(document, forward):
specialchars = {"\\-":"softhyphen", "\\textcompwordmark{}":"ligaturebreak", \
"\\@.":"endofsentence", "\\ldots{}":"ldots", \
"\\menuseparator":"menuseparator", "\\slash{}":"breakableslash", \
"\\nobreakdash-":"nobreakdash", "\\LyX":"LyX", \
"\\TeX":"TeX", "\\LaTeX2e":"LaTeX2e", \
"\\LaTeX":"LaTeX" # must be after LaTeX2e
}
i = 0
while i < len(document.body):
words = document.body[i].split()
if len(words) > 1 and words[0] == "\\begin_inset" and \
words[1] in ["CommandInset", "External", "Formula", "Graphics", "listings"]:
# see convert_phrases
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(i))
i += 1
else:
i = j
continue
for key, value in specialchars.iteritems():
if forward:
document.body[i] = document.body[i].replace("\\SpecialChar " + key, "\\SpecialChar " + value)
document.body[i] = document.body[i].replace("\\SpecialCharNoPassThru " + key, "\\SpecialCharNoPassThru " + value)
else:
document.body[i] = document.body[i].replace("\\SpecialChar " + value, "\\SpecialChar " + key)
document.body[i] = document.body[i].replace("\\SpecialCharNoPassThru " + value, "\\SpecialCharNoPassThru " + key)
i += 1
def convert_specialchar(document):
"convert special characters to new syntax"
convert_specialchar_internal(document, True)
def revert_specialchar(document):
"convert special characters to old syntax"
convert_specialchar_internal(document, False)
def revert_georgian(document):
"Set the document language for new supported languages to English"
if document.language == "georgian":
document.language = "english"
i = find_token(document.header, "\\language georgian", 0)
if i != -1:
document.header[i] = "\\language english"
j = find_token(document.header, "\\language_package default", 0)
if j != -1:
document.header[j] = "\\language_package babel"
k = find_token(document.header, "\\options", 0)
if k != -1:
document.header[k] = document.header[k].replace("\\options", "\\options georgian,")
else:
l = find_token(document.header, "\\use_default_options", 0)
document.header.insert(l + 1, "\\options georgian")
def revert_sigplan_doi(document):
" Reverts sigplanconf DOI layout to ERT "
if document.textclass != "sigplanconf":
return
i = 0
while True:
i = find_token(document.body, "\\begin_layout DOI", i)
if i == -1:
return
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of DOI layout")
i += 1
continue
content = lyx2latex(document, document.body[i:j + 1])
add_to_preamble(document, ["\\doi{" + content + "}"])
del document.body[i:j + 1]
# no need to reset i
##
# Conversion hub
#
supported_versions = ["2.2.0", "2.2"]
convert = [
[475, [convert_separator]],
# nothing to do for 476: We consider it a bug that older versions
# did not load amsmath automatically for these commands, and do not
# want to hardcode amsmath off.
[476, []],
[477, []],
[478, []],
[479, []],
[480, []],
[481, [convert_dashes]],
[482, [convert_phrases]],
[483, [convert_specialchar]],
[484, []],
[485, []]
]
revert = [
[484, [revert_sigplan_doi]],
[483, [revert_georgian]],
[482, [revert_specialchar]],
[481, [revert_phrases]],
[480, [revert_dashes]],
[479, [revert_question_env]],
[478, [revert_beamer_lemma]],
[477, [revert_xarrow]],
[476, [revert_swissgerman]],
[475, [revert_smash]],
[474, [revert_separator]]
]
if __name__ == "__main__":
pass
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