# This file is part of lyx2lyx # -*- coding: utf-8 -*- # Copyright (C) 2006 José Matos # Copyright (C) 2004-2006 Georg Baum # # 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 1.5""" import re import unicodedata from parser_tools import find_re, find_token, find_token_backwards, find_token_exact, find_tokens, find_end_of, get_value from LyX import get_encoding #################################################################### # Private helper functions def find_end_of_inset(lines, i): " Find end of inset, where lines[i] is included." return find_end_of(lines, i, "\\begin_inset", "\\end_inset") def find_end_of_layout(lines, i): " Find end of layout, where lines[i] is included." return find_end_of(lines, i, "\\begin_layout", "\\end_layout") # End of helper functions #################################################################### ## # Notes: Framed/Shaded # def revert_framed(document): "Revert framed notes. " i = 0 while 1: i = find_tokens(document.body, ["\\begin_inset Note Framed", "\\begin_inset Note Shaded"], i) if i == -1: return document.body[i] = "\\begin_inset Note" i = i + 1 ## # Fonts # roman_fonts = {'default' : 'default', 'ae' : 'ae', 'times' : 'times', 'palatino' : 'palatino', 'helvet' : 'default', 'avant' : 'default', 'newcent' : 'newcent', 'bookman' : 'bookman', 'pslatex' : 'times'} sans_fonts = {'default' : 'default', 'ae' : 'default', 'times' : 'default', 'palatino' : 'default', 'helvet' : 'helvet', 'avant' : 'avant', 'newcent' : 'default', 'bookman' : 'default', 'pslatex' : 'helvet'} typewriter_fonts = {'default' : 'default', 'ae' : 'default', 'times' : 'default', 'palatino' : 'default', 'helvet' : 'default', 'avant' : 'default', 'newcent' : 'default', 'bookman' : 'default', 'pslatex' : 'courier'} def convert_font_settings(document): " Convert font settings. " i = 0 i = find_token_exact(document.header, "\\fontscheme", i) if i == -1: document.warning("Malformed LyX document: Missing `\\fontscheme'.") return font_scheme = get_value(document.header, "\\fontscheme", i, i + 1) if font_scheme == '': document.warning("Malformed LyX document: Empty `\\fontscheme'.") font_scheme = 'default' if not font_scheme in roman_fonts.keys(): document.warning("Malformed LyX document: Unknown `\\fontscheme' `%s'." % font_scheme) font_scheme = 'default' document.header[i:i+1] = ['\\font_roman %s' % roman_fonts[font_scheme], '\\font_sans %s' % sans_fonts[font_scheme], '\\font_typewriter %s' % typewriter_fonts[font_scheme], '\\font_default_family default', '\\font_sc false', '\\font_osf false', '\\font_sf_scale 100', '\\font_tt_scale 100'] def revert_font_settings(document): " Revert font settings. " i = 0 insert_line = -1 fonts = {'roman' : 'default', 'sans' : 'default', 'typewriter' : 'default'} for family in 'roman', 'sans', 'typewriter': name = '\\font_%s' % family i = find_token_exact(document.header, name, i) if i == -1: document.warning("Malformed LyX document: Missing `%s'." % name) i = 0 else: if (insert_line < 0): insert_line = i fonts[family] = get_value(document.header, name, i, i + 1) del document.header[i] i = find_token_exact(document.header, '\\font_default_family', i) if i == -1: document.warning("Malformed LyX document: Missing `\\font_default_family'.") font_default_family = 'default' else: font_default_family = get_value(document.header, "\\font_default_family", i, i + 1) del document.header[i] i = find_token_exact(document.header, '\\font_sc', i) if i == -1: document.warning("Malformed LyX document: Missing `\\font_sc'.") font_sc = 'false' else: font_sc = get_value(document.header, '\\font_sc', i, i + 1) del document.header[i] if font_sc != 'false': document.warning("Conversion of '\\font_sc' not yet implemented.") i = find_token_exact(document.header, '\\font_osf', i) if i == -1: document.warning("Malformed LyX document: Missing `\\font_osf'.") font_osf = 'false' else: font_osf = get_value(document.header, '\\font_osf', i, i + 1) del document.header[i] i = find_token_exact(document.header, '\\font_sf_scale', i) if i == -1: document.warning("Malformed LyX document: Missing `\\font_sf_scale'.") font_sf_scale = '100' else: font_sf_scale = get_value(document.header, '\\font_sf_scale', i, i + 1) del document.header[i] if font_sf_scale != '100': document.warning("Conversion of '\\font_sf_scale' not yet implemented.") i = find_token_exact(document.header, '\\font_tt_scale', i) if i == -1: document.warning("Malformed LyX document: Missing `\\font_tt_scale'.") font_tt_scale = '100' else: font_tt_scale = get_value(document.header, '\\font_tt_scale', i, i + 1) del document.header[i] if font_tt_scale != '100': document.warning("Conversion of '\\font_tt_scale' not yet implemented.") for font_scheme in roman_fonts.keys(): if (roman_fonts[font_scheme] == fonts['roman'] and sans_fonts[font_scheme] == fonts['sans'] and typewriter_fonts[font_scheme] == fonts['typewriter']): document.header.insert(insert_line, '\\fontscheme %s' % font_scheme) if font_default_family != 'default': document.preamble.append('\\renewcommand{\\familydefault}{\\%s}' % font_default_family) if font_osf == 'true': document.warning("Ignoring `\\font_osf = true'") return font_scheme = 'default' document.header.insert(insert_line, '\\fontscheme %s' % font_scheme) if fonts['roman'] == 'cmr': document.preamble.append('\\renewcommand{\\rmdefault}{cmr}') if font_osf == 'true': document.preamble.append('\\usepackage{eco}') font_osf = 'false' for font in 'lmodern', 'charter', 'utopia', 'beraserif', 'ccfonts', 'chancery': if fonts['roman'] == font: document.preamble.append('\\usepackage{%s}' % font) for font in 'cmss', 'lmss', 'cmbr': if fonts['sans'] == font: document.preamble.append('\\renewcommand{\\sfdefault}{%s}' % font) for font in 'berasans': if fonts['sans'] == font: document.preamble.append('\\usepackage{%s}' % font) for font in 'cmtt', 'lmtt', 'cmtl': if fonts['typewriter'] == font: document.preamble.append('\\renewcommand{\\ttdefault}{%s}' % font) for font in 'courier', 'beramono', 'luximono': if fonts['typewriter'] == font: document.preamble.append('\\usepackage{%s}' % font) if font_default_family != 'default': document.preamble.append('\\renewcommand{\\familydefault}{\\%s}' % font_default_family) if font_osf == 'true': document.warning("Ignoring `\\font_osf = true'") def revert_booktabs(document): " We remove the booktabs flag or everything else will become a mess. " re_row = re.compile(r'^$') re_tspace = re.compile(r'\s+topspace="[^"]+"') re_bspace = re.compile(r'\s+bottomspace="[^"]+"') re_ispace = re.compile(r'\s+interlinespace="[^"]+"') i = 0 while 1: i = find_token(document.body, "\\begin_inset Tabular", i) if i == -1: return j = find_end_of_inset(document.body, i + 1) if j == -1: document.warning("Malformed LyX document: Could not find end of tabular.") continue for k in range(i, j): if re.search('^$', document.body[k]): document.warning("Converting 'booktabs' table to normal table.") document.body[k] = document.body[k].replace(' booktabs="true"', '') if re.search(re_row, document.body[k]): document.warning("Removing extra row space.") document.body[k] = re_tspace.sub('', document.body[k]) document.body[k] = re_bspace.sub('', document.body[k]) document.body[k] = re_ispace.sub('', document.body[k]) i = i + 1 def convert_multiencoding(document, forward): """ Fix files with multiple encodings. Files with an inputencoding of "auto" or "default" and multiple languages where at least two languages have different default encodings are encoded in multiple encodings for file formats < 249. These files are incorrectly read and written (as if the whole file was in the encoding of the main language). This is not true for files written by CJK-LyX, they are always in the locale encoding. This function - converts from fake unicode values to true unicode if forward is true, and - converts from true unicode values to fake unicode if forward is false. document.encoding must be set to the old value (format 248) in both cases. We do this here and not in LyX.py because it is far easier to do the necessary parsing in modern formats than in ancient ones. """ if document.cjk_encoding != '': return encoding_stack = [document.encoding] lang_re = re.compile(r"^\\lang\s(\S+)") if document.inputencoding == "auto" or document.inputencoding == "default": for i in range(len(document.body)): result = lang_re.match(document.body[i]) if result: language = result.group(1) if language == "default": document.warning("Resetting encoding from %s to %s." % (encoding_stack[-1], document.encoding), 3) encoding_stack[-1] = document.encoding else: from lyx2lyx_lang import lang document.warning("Setting encoding from %s to %s." % (encoding_stack[-1], lang[language][3]), 3) encoding_stack[-1] = lang[language][3] elif find_token(document.body, "\\begin_layout", i, i + 1) == i: document.warning("Adding nested encoding %s." % encoding_stack[-1], 3) encoding_stack.append(encoding_stack[-1]) elif find_token(document.body, "\\end_layout", i, i + 1) == i: document.warning("Removing nested encoding %s." % encoding_stack[-1], 3) del encoding_stack[-1] if encoding_stack[-1] != document.encoding: if forward: # This line has been incorrectly interpreted as if it was # encoded in 'encoding'. # Convert back to the 8bit string that was in the file. orig = document.body[i].encode(document.encoding) # Convert the 8bit string that was in the file to unicode # with the correct encoding. document.body[i] = orig.decode(encoding_stack[-1]) else: # Convert unicode to the 8bit string that will be written # to the file with the correct encoding. orig = document.body[i].encode(encoding_stack[-1]) # Convert the 8bit string that will be written to the # file to fake unicode with the encoding that will later # be used when writing to the file. document.body[i] = orig.decode(document.encoding) def convert_utf8(document): " Set document encoding to UTF-8. " convert_multiencoding(document, True) document.encoding = "utf8" def revert_utf8(document): " Set document encoding to the value corresponding to inputencoding. " i = find_token(document.header, "\\inputencoding", 0) if i == -1: document.header.append("\\inputencoding auto") elif get_value(document.header, "\\inputencoding", i) == "utf8": document.header[i] = "\\inputencoding auto" document.inputencoding = get_value(document.header, "\\inputencoding", 0) document.encoding = get_encoding(document.language, document.inputencoding, 248, document.cjk_encoding) convert_multiencoding(document, False) def revert_cs_label(document): " Remove status flag of charstyle label. " i = 0 while 1: i = find_token(document.body, "\\begin_inset CharStyle", i) if i == -1: return # Seach for a line starting 'show_label' # If it is not there, break with a warning message i = i + 1 while 1: if (document.body[i][:10] == "show_label"): del document.body[i] break elif (document.body[i][:13] == "\\begin_layout"): document.warning("Malformed LyX document: Missing 'show_label'.") break i = i + 1 i = i + 1 def convert_bibitem(document): """ Convert \bibitem [option]{argument} to \begin_inset LatexCommand bibitem label "option" key "argument" \end_inset This must be called after convert_commandparams. """ regex = re.compile(r'\S+\s*(\[[^\[\{]*\])?(\{[^}]*\})') i = 0 while 1: i = find_token(document.body, "\\bibitem", i) if i == -1: break match = re.match(regex, document.body[i]) option = match.group(1) argument = match.group(2) lines = ['\\begin_inset LatexCommand bibitem'] if option != None: lines.append('label "%s"' % option[1:-1].replace('"', '\\"')) lines.append('key "%s"' % argument[1:-1].replace('"', '\\"')) lines.append('') lines.append('\\end_inset') document.body[i:i+1] = lines i = i + 1 commandparams_info = { # command : [option1, option2, argument] "bibitem" : ["label", "", "key"], "bibtex" : ["options", "btprint", "bibfiles"], "cite" : ["after", "before", "key"], "citet" : ["after", "before", "key"], "citep" : ["after", "before", "key"], "citealt" : ["after", "before", "key"], "citealp" : ["after", "before", "key"], "citeauthor" : ["after", "before", "key"], "citeyear" : ["after", "before", "key"], "citeyearpar" : ["after", "before", "key"], "citet*" : ["after", "before", "key"], "citep*" : ["after", "before", "key"], "citealt*" : ["after", "before", "key"], "citealp*" : ["after", "before", "key"], "citeauthor*" : ["after", "before", "key"], "Citet" : ["after", "before", "key"], "Citep" : ["after", "before", "key"], "Citealt" : ["after", "before", "key"], "Citealp" : ["after", "before", "key"], "Citeauthor" : ["after", "before", "key"], "Citet*" : ["after", "before", "key"], "Citep*" : ["after", "before", "key"], "Citealt*" : ["after", "before", "key"], "Citealp*" : ["after", "before", "key"], "Citeauthor*" : ["after", "before", "key"], "citefield" : ["after", "before", "key"], "citetitle" : ["after", "before", "key"], "cite*" : ["after", "before", "key"], "hfill" : ["", "", ""], "index" : ["", "", "name"], "printindex" : ["", "", "name"], "label" : ["", "", "name"], "eqref" : ["name", "", "reference"], "pageref" : ["name", "", "reference"], "prettyref" : ["name", "", "reference"], "ref" : ["name", "", "reference"], "vpageref" : ["name", "", "reference"], "vref" : ["name", "", "reference"], "tableofcontents" : ["", "", "type"], "htmlurl" : ["name", "", "target"], "url" : ["name", "", "target"]} def convert_commandparams(document): """ Convert \begin_inset LatexCommand \cmdname[opt1][opt2]{arg} \end_inset to \begin_inset LatexCommand cmdname name1 "opt1" name2 "opt2" name3 "arg" \end_inset name1, name2 and name3 can be different for each command. """ # \begin_inset LatexCommand bibitem was not the official version (see # convert_bibitem()), but could be read in, so we convert it here, too. i = 0 while 1: i = find_token(document.body, "\\begin_inset LatexCommand", i) if i == -1: break command = document.body[i][26:].strip() if command == "": document.warning("Malformed LyX document: Missing LatexCommand name.") i = i + 1 continue # The following parser is taken from the original InsetCommandParams::scanCommand name = "" option1 = "" option2 = "" argument = "" state = "WS" # Used to handle things like \command[foo[bar]]{foo{bar}} nestdepth = 0 b = 0 for c in command: if ((state == "CMDNAME" and c == ' ') or (state == "CMDNAME" and c == '[') or (state == "CMDNAME" and c == '{')): state = "WS" if ((state == "OPTION" and c == ']') or (state == "SECOPTION" and c == ']') or (state == "CONTENT" and c == '}')): if nestdepth == 0: state = "WS" else: nestdepth = nestdepth - 1 if ((state == "OPTION" and c == '[') or (state == "SECOPTION" and c == '[') or (state == "CONTENT" and c == '{')): nestdepth = nestdepth + 1 if state == "CMDNAME": name += c elif state == "OPTION": option1 += c elif state == "SECOPTION": option2 += c elif state == "CONTENT": argument += c elif state == "WS": if c == '\\': state = "CMDNAME" elif c == '[' and b != ']': state = "OPTION" nestdepth = 0 # Just to be sure elif c == '[' and b == ']': state = "SECOPTION" nestdepth = 0 # Just to be sure elif c == '{': state = "CONTENT" nestdepth = 0 # Just to be sure b = c # Now we have parsed the command, output the parameters lines = ["\\begin_inset LatexCommand %s" % name] if option1 != "": if commandparams_info[name][0] == "": document.warning("Ignoring invalid option `%s' of command `%s'." % (option1, name)) else: lines.append('%s "%s"' % (commandparams_info[name][0], option1.replace('"', '\\"'))) if option2 != "": if commandparams_info[name][1] == "": document.warning("Ignoring invalid second option `%s' of command `%s'." % (option2, name)) else: lines.append('%s "%s"' % (commandparams_info[name][1], option2.replace('"', '\\"'))) if argument != "": if commandparams_info[name][2] == "": document.warning("Ignoring invalid argument `%s' of command `%s'." % (argument, name)) else: lines.append('%s "%s"' % (commandparams_info[name][2], argument.replace('"', '\\"'))) document.body[i:i+1] = lines i = i + 1 def revert_commandparams(document): regex = re.compile(r'(\S+)\s+(.+)') i = 0 while 1: i = find_token(document.body, "\\begin_inset LatexCommand", i) if i == -1: break name = document.body[i].split()[2] j = find_end_of_inset(document.body, i + 1) preview_line = "" option1 = "" option2 = "" argument = "" for k in range(i + 1, j): match = re.match(regex, document.body[k]) if match: pname = match.group(1) pvalue = match.group(2) if pname == "preview": preview_line = document.body[k] elif (commandparams_info[name][0] != "" and pname == commandparams_info[name][0]): option1 = pvalue.strip('"').replace('\\"', '"') elif (commandparams_info[name][1] != "" and pname == commandparams_info[name][1]): option2 = pvalue.strip('"').replace('\\"', '"') elif (commandparams_info[name][2] != "" and pname == commandparams_info[name][2]): argument = pvalue.strip('"').replace('\\"', '"') elif document.body[k].strip() != "": document.warning("Ignoring unknown contents `%s' in command inset %s." % (document.body[k], name)) if name == "bibitem": if option1 == "": lines = ["\\bibitem {%s}" % argument] else: lines = ["\\bibitem [%s]{%s}" % (option1, argument)] else: if option1 == "": if option2 == "": lines = ["\\begin_inset LatexCommand \\%s{%s}" % (name, argument)] else: lines = ["\\begin_inset LatexCommand \\%s[][%s]{%s}" % (name, option2, argument)] else: if option2 == "": lines = ["\\begin_inset LatexCommand \\%s[%s]{%s}" % (name, option1, argument)] else: lines = ["\\begin_inset LatexCommand \\%s[%s][%s]{%s}" % (name, option1, option2, argument)] if name != "bibitem": if preview_line != "": lines.append(preview_line) lines.append('') lines.append('\\end_inset') document.body[i:j+1] = lines i = j + 1 def revert_nomenclature(document): " Convert nomenclature entry to ERT. " regex = re.compile(r'(\S+)\s+(.+)') i = 0 use_nomencl = 0 while 1: i = find_token(document.body, "\\begin_inset LatexCommand nomenclature", i) if i == -1: break use_nomencl = 1 j = find_end_of_inset(document.body, i + 1) preview_line = "" symbol = "" description = "" prefix = "" for k in range(i + 1, j): match = re.match(regex, document.body[k]) if match: name = match.group(1) value = match.group(2) if name == "preview": preview_line = document.body[k] elif name == "symbol": symbol = value.strip('"').replace('\\"', '"') elif name == "description": description = value.strip('"').replace('\\"', '"') elif name == "prefix": prefix = value.strip('"').replace('\\"', '"') elif document.body[k].strip() != "": document.warning("Ignoring unknown contents `%s' in nomenclature inset." % document.body[k]) if prefix == "": command = 'nomenclature{%s}{%s}' % (symbol, description) else: command = 'nomenclature[%s]{%s}{%s}' % (prefix, symbol, description) document.body[i:j+1] = ['\\begin_inset ERT', 'status collapsed', '', '\\begin_layout %s' % document.default_layout, '', '', '\\backslash', command, '\\end_layout', '', '\\end_inset'] i = i + 11 if use_nomencl and find_token(document.preamble, '\\usepackage{nomencl}[2005/09/22]', 0) == -1: document.preamble.append('\\usepackage{nomencl}[2005/09/22]') document.preamble.append('\\makenomenclature') def revert_printnomenclature(document): " Convert printnomenclature to ERT. " regex = re.compile(r'(\S+)\s+(.+)') i = 0 use_nomencl = 0 while 1: i = find_token(document.body, "\\begin_inset LatexCommand printnomenclature", i) if i == -1: break use_nomencl = 1 j = find_end_of_inset(document.body, i + 1) preview_line = "" labelwidth = "" for k in range(i + 1, j): match = re.match(regex, document.body[k]) if match: name = match.group(1) value = match.group(2) if name == "preview": preview_line = document.body[k] elif name == "labelwidth": labelwidth = value.strip('"').replace('\\"', '"') elif document.body[k].strip() != "": document.warning("Ignoring unknown contents `%s' in printnomenclature inset." % document.body[k]) if labelwidth == "": command = 'nomenclature{}' else: command = 'nomenclature[%s]' % labelwidth document.body[i:j+1] = ['\\begin_inset ERT', 'status collapsed', '', '\\begin_layout %s' % document.default_layout, '', '', '\\backslash', command, '\\end_layout', '', '\\end_inset'] i = i + 11 if use_nomencl and find_token(document.preamble, '\\usepackage{nomencl}[2005/09/22]', 0) == -1: document.preamble.append('\\usepackage{nomencl}[2005/09/22]') document.preamble.append('\\makenomenclature') def convert_esint(document): " Add \\use_esint setting to header. " i = find_token(document.header, "\\cite_engine", 0) if i == -1: document.warning("Malformed LyX document: Missing `\\cite_engine'.") return # 0 is off, 1 is auto, 2 is on. document.header.insert(i, '\\use_esint 0') def revert_esint(document): " Remove \\use_esint setting from header. " i = find_token(document.header, "\\use_esint", 0) if i == -1: document.warning("Malformed LyX document: Missing `\\use_esint'.") return use_esint = document.header[i].split()[1] del document.header[i] # 0 is off, 1 is auto, 2 is on. if (use_esint == 2): document.preamble.append('\\usepackage{esint}') def revert_clearpage(document): " clearpage -> ERT " i = 0 while 1: i = find_token(document.body, "\\clearpage", i) if i == -1: break document.body[i:i+1] = ['\\begin_inset ERT', 'status collapsed', '', '\\begin_layout %s' % document.default_layout, '', '', '\\backslash', 'clearpage', '\\end_layout', '', '\\end_inset'] i = i + 1 def revert_cleardoublepage(document): " cleardoublepage -> ERT " i = 0 while 1: i = find_token(document.body, "\\cleardoublepage", i) if i == -1: break document.body[i:i+1] = ['\\begin_inset ERT', 'status collapsed', '', '\\begin_layout %s' % document.default_layout, '', '', '\\backslash', 'cleardoublepage', '\\end_layout', '', '\\end_inset'] i = i + 1 def convert_lyxline(document): " remove fontsize commands for \lyxline " # The problematic is: The old \lyxline definition doesn't handle the fontsize # to change the line thickness. The new definiton does this so that imported # \lyxlines would have a different line thickness. The eventual fontsize command # before \lyxline is therefore removed to get the same output. fontsizes = ["tiny", "scriptsize", "footnotesize", "small", "normalsize", "large", "Large", "LARGE", "huge", "Huge"] for n in range(0, len(fontsizes)): i = 0 k = 0 while i < len(document.body): i = find_token(document.body, "\\size " + fontsizes[n], i) k = find_token(document.body, "\\lyxline",i) # the corresponding fontsize command is always 2 lines before the \lyxline if (i != -1 and k == i+2): document.body[i:i+1] = [] else: break i = i + 1 def revert_encodings(document): " Set new encodings to auto. " encodings = ["8859-6", "8859-8", "cp437", "cp437de", "cp850", "cp852", "cp855", "cp858", "cp862", "cp865", "cp866", "cp1250", "cp1252", "cp1256", "cp1257", "latin10", "pt254", "tis620-0"] i = find_token(document.header, "\\inputencoding", 0) if i == -1: document.header.append("\\inputencoding auto") else: inputenc = get_value(document.header, "\\inputencoding", i) if inputenc in encodings: document.header[i] = "\\inputencoding auto" document.inputencoding = get_value(document.header, "\\inputencoding", 0) def convert_caption(document): " Convert caption layouts to caption insets. " i = 0 while 1: i = find_token(document.body, "\\begin_layout Caption", 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 document.body[j:j] = ["\\end_layout", "", "\\end_inset", "", ""] document.body[i:i+1] = ["\\begin_layout %s" % document.default_layout, "\\begin_inset Caption", "", "\\begin_layout %s" % document.default_layout] i = i + 1 def revert_caption(document): " Convert caption insets to caption layouts. " " This assumes that the text class has a caption style. " i = 0 while 1: i = find_token(document.body, "\\begin_inset Caption", i) if i == -1: return # We either need to delete the previous \begin_layout line, or we # need to end the previous layout if this inset is not in the first # position of the paragraph. layout_before = find_token_backwards(document.body, "\\begin_layout", i) if layout_before == -1: document.warning("Malformed LyX document: Missing `\\begin_layout'.") return layout_line = document.body[layout_before] del_layout_before = True l = layout_before + 1 while l < i: if document.body[l] != "": del_layout_before = False break l = l + 1 if del_layout_before: del document.body[layout_before:i] i = layout_before else: document.body[i:i] = ["\\end_layout", ""] i = i + 2 # Find start of layout in the inset and end of inset j = find_token(document.body, "\\begin_layout", i) if j == -1: document.warning("Malformed LyX document: Missing `\\begin_layout'.") return k = find_end_of_inset(document.body, i) if k == -1: document.warning("Malformed LyX document: Missing `\\end_inset'.") return # We either need to delete the following \end_layout line, or we need # to restart the old layout if this inset is not at the paragraph end. layout_after = find_token(document.body, "\\end_layout", k) if layout_after == -1: document.warning("Malformed LyX document: Missing `\\end_layout'.") return del_layout_after = True l = k + 1 while l < layout_after: if document.body[l] != "": del_layout_after = False break l = l + 1 if del_layout_after: del document.body[k+1:layout_after+1] else: document.body[k+1:k+1] = [layout_line, ""] # delete \begin_layout and \end_inset and replace \begin_inset with # "\begin_layout Caption". This works because we can only have one # paragraph in the caption inset: The old \end_layout will be recycled. del document.body[k] if document.body[k] == "": del document.body[k] del document.body[j] if document.body[j] == "": del document.body[j] document.body[i] = "\\begin_layout Caption" if document.body[i+1] == "": del document.body[i+1] i = i + 1 # Accents of InsetLaTeXAccent accent_map = { "`" : u'\u0300', # grave "'" : u'\u0301', # acute "^" : u'\u0302', # circumflex "~" : u'\u0303', # tilde "=" : u'\u0304', # macron "u" : u'\u0306', # breve "." : u'\u0307', # dot above "\"": u'\u0308', # diaresis "r" : u'\u030a', # ring above "H" : u'\u030b', # double acute "v" : u'\u030c', # caron "b" : u'\u0320', # minus sign below "d" : u'\u0323', # dot below "c" : u'\u0327', # cedilla "k" : u'\u0328', # ogonek "t" : u'\u0361' # tie. This is special: It spans two characters, but # only one is given as argument, so we don't need to # treat it differently. } # special accents of InsetLaTeXAccent without argument special_accent_map = { 'i' : u'\u0131', # dotless i 'j' : u'\u0237', # dotless j 'l' : u'\u0142', # l with stroke 'L' : u'\u0141' # L with stroke } # special accent arguments of InsetLaTeXAccent accented_map = { '\\i' : u'\u0131', # dotless i '\\j' : u'\u0237' # dotless j } def _convert_accent(accent, accented_char): type = accent char = accented_char if char == '': if type in special_accent_map: return special_accent_map[type] # a missing char is treated as space by LyX char = ' ' elif type == 'q' and char in ['t', 'd', 'l', 'L']: # Special caron, only used with t, d, l and L. # It is not in the map because we convert it to the same unicode # character as the normal caron: \q{} is only defined if babel with # the czech or slovak language is used, and the normal caron # produces the correct output if the T1 font encoding is used. # For the same reason we never convert to \q{} in the other direction. type = 'v' elif char in accented_map: char = accented_map[char] elif (len(char) > 1): # We can only convert accents on a single char return '' a = accent_map.get(type) if a: return unicodedata.normalize("NFKC", "%s%s" % (char, a)) return '' def convert_ertbackslash(body, i, ert, default_layout): r""" ------------------------------------------------------------------------------------------- Convert backslashes and '\n' into valid ERT code, append the converted text to body[i] and return the (maybe incremented) line index i""" for c in ert: if c == '\\': body[i] = body[i] + '\\backslash ' i = i + 1 body.insert(i, '') elif c == '\n': body[i+1:i+1] = ['\\end_layout', '', '\\begin_layout %s' % default_layout, ''] i = i + 4 else: body[i] = body[i] + c return i def convert_accent(document): # The following forms are supported by LyX: # '\i \"{a}' (standard form, as written by LyX) # '\i \"{}' (standard form, as written by LyX if the accented char is a space) # '\i \"{ }' (also accepted if the accented char is a space) # '\i \" a' (also accepted) # '\i \"' (also accepted) re_wholeinset = re.compile(r'^(.*)(\\i\s+)(.*)$') re_contents = re.compile(r'^([^\s{]+)(.*)$') re_accentedcontents = re.compile(r'^\s*{?([^{}]*)}?\s*$') i = 0 while 1: i = find_re(document.body, re_wholeinset, i) if i == -1: return match = re_wholeinset.match(document.body[i]) prefix = match.group(1) contents = match.group(3).strip() match = re_contents.match(contents) if match: # Strip first char (always \) accent = match.group(1)[1:] accented_contents = match.group(2).strip() match = re_accentedcontents.match(accented_contents) accented_char = match.group(1) converted = _convert_accent(accent, accented_char) if converted == '': # Normalize contents contents = '%s{%s}' % (accent, accented_char), else: document.body[i] = '%s%s' % (prefix, converted) i += 1 continue document.warning("Converting unknown InsetLaTeXAccent `\\i %s' to ERT." % contents) document.body[i] = prefix document.body[i+1:i+1] = ['\\begin_inset ERT', 'status collapsed', '', '\\begin_layout %s' % document.default_layout, '', '', ''] i = convert_ertbackslash(document.body, i + 7, '\\%s' % contents, document.default_layout) document.body[i+1:i+1] = ['\\end_layout', '', '\\end_inset'] i += 3 def revert_accent(document): inverse_accent_map = {} for k in accent_map: inverse_accent_map[accent_map[k]] = k inverse_special_accent_map = {} for k in special_accent_map: inverse_special_accent_map[special_accent_map[k]] = k inverse_accented_map = {} for k in accented_map: inverse_accented_map[accented_map[k]] = k # Since LyX may insert a line break within a word we must combine all # words before unicode normalization. # We do this only if the next line starts with an accent, otherwise we # would create things like '\begin_inset ERTstatus'. numberoflines = len(document.body) for i in range(numberoflines-1): if document.body[i] == '' or document.body[i+1] == '' or document.body[i][-1] == ' ': continue if (document.body[i+1][0] in inverse_accent_map): # the last character of this line and the first of the next line # form probably a surrogate pair. while (len(document.body[i+1]) > 0 and document.body[i+1][0] != ' '): document.body[i] += document.body[i+1][0] document.body[i+1] = document.body[i+1][1:] # Normalize to "Normal form D" (NFD, also known as canonical decomposition). # This is needed to catch all accented characters. for i in range(numberoflines): # Unfortunately we have a mixture of unicode strings and plain strings, # because we never use u'xxx' for string literals, but 'xxx'. # Therefore we may have to try two times to normalize the data. try: document.body[i] = unicodedata.normalize("NFKD", document.body[i]) except TypeError: document.body[i] = unicodedata.normalize("NFKD", unicode(document.body[i], 'utf-8')) # Replace accented characters with InsetLaTeXAccent # Do not convert characters that can be represented in the chosen # encoding. encoding_stack = [get_encoding(document.language, document.inputencoding, 248, document.cjk_encoding)] lang_re = re.compile(r"^\\lang\s(\S+)") for i in range(len(document.body)): if (document.inputencoding == "auto" or document.inputencoding == "default") and document.cjk_encoding != '': # Track the encoding of the current line result = lang_re.match(document.body[i]) if result: language = result.group(1) if language == "default": encoding_stack[-1] = document.encoding else: from lyx2lyx_lang import lang encoding_stack[-1] = lang[language][3] continue elif find_token(document.body, "\\begin_layout", i, i + 1) == i: encoding_stack.append(encoding_stack[-1]) continue elif find_token(document.body, "\\end_layout", i, i + 1) == i: del encoding_stack[-1] continue for j in range(len(document.body[i])): # dotless i and dotless j are both in special_accent_map and can # occur as an accented character, so we need to test that the # following character is no accent if (document.body[i][j] in inverse_special_accent_map and (j == len(document.body[i]) - 1 or document.body[i][j+1] not in inverse_accent_map)): accent = document.body[i][j] try: dummy = accent.encode(encoding_stack[-1]) except UnicodeEncodeError: # Insert the rest of the line as new line if j < len(document.body[i]) - 1: document.body[i+1:i+1] = document.body[i][j+1:] # Delete the accented character if j > 0: document.body[i] = document.body[i][:j-1] else: document.body[i] = u'' # Finally add the InsetLaTeXAccent document.body[i] += "\\i \\%s{}" % inverse_special_accent_map[accent] break elif j > 0 and document.body[i][j] in inverse_accent_map: accented_char = document.body[i][j-1] if accented_char == ' ': # Conform to LyX output accented_char = '' elif accented_char in inverse_accented_map: accented_char = inverse_accented_map[accented_char] accent = document.body[i][j] try: dummy = unicodedata.normalize("NFKC", accented_char + accent).encode(encoding_stack[-1]) except UnicodeEncodeError: # Insert the rest of the line as new line if j < len(document.body[i]) - 1: document.body[i+1:i+1] = document.body[i][j+1:] # Delete the accented characters if j > 1: document.body[i] = document.body[i][:j-2] else: document.body[i] = u'' # Finally add the InsetLaTeXAccent document.body[i] += "\\i \\%s{%s}" % (inverse_accent_map[accent], accented_char) break # Normalize to "Normal form C" (NFC, pre-composed characters) again for i in range(numberoflines): document.body[i] = unicodedata.normalize("NFKC", document.body[i]) def normalize_font_whitespace(document): """ Before format 259 the font changes were ignored if a whitespace was the first or last character in the sequence, this function transfers the whitespace outside.""" if document.backend != "latex": return lines = document.body char_properties = {"\\series": "default", "\\emph": "default", "\\color": "none", "\\shape": "default", "\\bar": "default", "\\family": "default"} changes = {} i = 0 while i < len(lines): words = lines[i].split() if len(words) > 0 and words[0] == "\\begin_layout": # a new paragraph resets all font changes changes.clear() elif len(words) > 1 and words[0] in char_properties.keys(): # we have a font change if char_properties[words[0]] == words[1]: # property gets reset if words[0] in changes.keys(): del changes[words[0]] defaultproperty = True else: # property gets set changes[words[0]] = words[1] defaultproperty = False # We need to explicitly reset all changed properties if we find # a space below, because LyX 1.4 would output the space after # closing the previous change and before starting the new one, # and closing a font change means to close all properties, not # just the changed one. if lines[i-1] and lines[i-1][-1] == " ": lines[i-1] = lines[i-1][:-1] # a space before the font change added_lines = [" "] for k in changes.keys(): # exclude property k because that is already in lines[i] if k != words[0]: added_lines[1:1] = ["%s %s" % (k, changes[k])] for k in changes.keys(): # exclude property k because that must be added below anyway if k != words[0]: added_lines[0:0] = ["%s %s" % (k, char_properties[k])] if defaultproperty: # Property is reset in lines[i], so add the new stuff afterwards lines[i+1:i+1] = added_lines else: # Reset property for the space added_lines[0:0] = ["%s %s" % (words[0], char_properties[words[0]])] lines[i:i] = added_lines i = i + len(added_lines) elif lines[i+1] and lines[i+1][0] == " " and (len(changes) > 0 or not defaultproperty): # a space after the font change if (lines[i+1] == " " and lines[i+2]): next_words = lines[i+2].split() if len(next_words) > 0 and next_words[0] == words[0]: # a single blank with a property different from the # previous and the next line must not be changed i = i + 2 continue lines[i+1] = lines[i+1][1:] added_lines = [" "] for k in changes.keys(): # exclude property k because that is already in lines[i] if k != words[0]: added_lines[1:1] = ["%s %s" % (k, changes[k])] for k in changes.keys(): # exclude property k because that must be added below anyway if k != words[0]: added_lines[0:0] = ["%s %s" % (k, char_properties[k])] # Reset property for the space added_lines[0:0] = ["%s %s" % (words[0], char_properties[words[0]])] lines[i:i] = added_lines i = i + len(added_lines) i = i + 1 def revert_utf8x(document): " Set utf8x encoding to utf8. " i = find_token(document.header, "\\inputencoding", 0) if i == -1: document.header.append("\\inputencoding auto") else: inputenc = get_value(document.header, "\\inputencoding", i) if inputenc == "utf8x": document.header[i] = "\\inputencoding utf8" document.inputencoding = get_value(document.header, "\\inputencoding", 0) def convert_changes(document): " Switch output_changes off if tracking_changes is off. " i = find_token(document.header, '\\tracking_changes', 0) if i == -1: document.warning("Malformed lyx document: Missing '\\tracking_changes'.") return j = find_token(document.header, '\\output_changes', 0) if j == -1: document.warning("Malformed lyx document: Missing '\\output_changes'.") return tracking_changes = get_value(document.header, "\\tracking_changes", i) output_changes = get_value(document.header, "\\output_changes", j) if tracking_changes == "false" and output_changes == "true": document.header[j] = "\\output_changes false" def revert_ascii(document): " Set ascii encoding to auto. " i = find_token(document.header, "\\inputencoding", 0) if i == -1: document.header.append("\\inputencoding auto") else: inputenc = get_value(document.header, "\\inputencoding", i) if inputenc == "ascii": document.header[i] = "\\inputencoding auto" document.inputencoding = get_value(document.header, "\\inputencoding", 0) def normalize_language_name(document): lang = { "brazil": "brazilian", "portuges": "portuguese"} if document.language in lang: document.language = lang[document.language] i = find_token(document.header, "\\language", 0) document.header[i] = "\\language %s" % document.language def revert_language_name(document): lang = { "brazilian": "brazil", "portuguese": "portuges"} if document.language in lang: document.language = lang[document.language] i = find_token(document.header, "\\language", 0) document.header[i] = "\\language %s" % document.language ## # Conversion hub # supported_versions = ["1.5.0","1.5"] convert = [[246, []], [247, [convert_font_settings]], [248, []], [249, [convert_utf8]], [250, []], [251, []], [252, [convert_commandparams, convert_bibitem]], [253, []], [254, [convert_esint]], [255, []], [256, []], [257, [convert_caption]], [258, [convert_lyxline]], [259, [convert_accent, normalize_font_whitespace]], [260, []], [261, [convert_changes]], [262, []], [263, [normalize_language_name]]] revert = [[262, [revert_language_name]], [261, [revert_ascii]], [260, []], [259, [revert_utf8x]], [258, []], [257, []], [256, [revert_caption]], [255, [revert_encodings]], [254, [revert_clearpage, revert_cleardoublepage]], [253, [revert_esint]], [252, [revert_nomenclature, revert_printnomenclature]], [251, [revert_commandparams]], [250, [revert_cs_label]], [249, []], [248, [revert_accent, revert_utf8]], [247, [revert_booktabs]], [246, [revert_font_settings]], [245, [revert_framed]]] if __name__ == "__main__": pass