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317b29dc6d
lyx_mirror/lib/lyx2lyx/lyx_2_2.py
Georg Baum 317b29dc6d Fix lyx2lyx conversion for file insets 
Both the hyphen and special phrase conversion did not exclude insets which
reference external files. This was wrong since LyX does not replace
\SpecialCharNoPassThru etc for these insets.
2015-03-01 22:16:45 +01:00

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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#, \
# insert_to_preamble, lyx2latex, 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 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 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):
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
##
# 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]]
]
revert = [
[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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