# This file is part of lyx2lyx
# -*- coding: utf-8 -*-
-# Copyright (C) 2002-2004 Dekel Tsur <dekel@lyx.org>, José Matos <jamatos@lyx.org>
+# Copyright (C) 2002-2004 Dekel Tsur <dekel@lyx.org>
+# Copyright (C) 2002-2006 José Matos <jamatos@lyx.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
" Find beginning of inset, where lines[i] is included."
return find_end_of(lines, i, "\\begin_inset", "\\end_inset")
+def generate_minor_versions(major, last_minor_version):
+ """ Generate minor versions, using major as prefix and minor
+ versions from 0 until last_minor_version, plus the generic version.
+
+ Example:
+
+ generate_minor_versions("1.2", 4) ->
+ [ "1.2", "1.2.0", "1.2.1", "1.2.2", "1.2.3"]
+ """
+ return [major] + [major + ".%d" % i for i in range(last_minor_version + 1)]
+
+
# End of helper functions
####################################################################
# Regular expressions used
format_re = re.compile(r"(\d)[\.,]?(\d\d)")
fileformat = re.compile(r"\\lyxformat\s*(\S*)")
-original_version = re.compile(r"\#LyX (\S*)")
+original_version = re.compile(r".*?LyX ([\d.]*)")
##
# file format information:
# file, supported formats, stable release versions
-format_relation = [("0_08", [210], ["0.8.%d" % i for i in range(7)] + ["0.8"]),
- ("0_10", [210], ["0.10.%d" % i for i in range(8)] + ["0.10"]),
- ("0_12", [215], ["0.12.0","0.12.1","0.12"]),
- ("1_0_0", [215], ["1.0.0","1.0"]),
- ("1_0_1", [215], ["1.0.1","1.0.2","1.0.3","1.0.4", "1.1.2","1.1"]),
- ("1_1_4", [215], ["1.1.4","1.1"]),
- ("1_1_5", [216], ["1.1.5","1.1.5fix1","1.1.5fix2","1.1"]),
- ("1_1_6_0", [217], ["1.1.6","1.1.6fix1","1.1.6fix2","1.1"]),
- ("1_1_6_3", [218], ["1.1.6fix3","1.1.6fix4","1.1"]),
- ("1_2", [220], ["1.2.%d" % i for i in range(5)] + ["1.2"]),
- ("1_3", [221], ["1.3.%d" % i for i in range(8)] + ["1.3"]),
- ("1_4", range(222,246), ["1.4.0", "1.4.1", "1.4.2","1.4.3svn"]),
- ("1_5", range(246,249), ["1.5.0svn","1.5"])]
+format_relation = [("0_06", [200], generate_minor_versions("0.6" , 4)),
+ ("0_08", [210], generate_minor_versions("0.8" , 6) + ["0.7"]),
+ ("0_10", [210], generate_minor_versions("0.10", 7) + ["0.9"]),
+ ("0_12", [215], generate_minor_versions("0.12", 1) + ["0.11"]),
+ ("1_0", [215], generate_minor_versions("1.0" , 4)),
+ ("1_1", [215], generate_minor_versions("1.1" , 4)),
+ ("1_1_5", [216], ["1.1.5","1.1.5.1","1.1.5.2","1.1"]),
+ ("1_1_6_0", [217], ["1.1.6","1.1.6.1","1.1.6.2","1.1"]),
+ ("1_1_6_3", [218], ["1.1.6.3","1.1.6.4","1.1"]),
+ ("1_2", [220], generate_minor_versions("1.2" , 4)),
+ ("1_3", [221], generate_minor_versions("1.3" , 7)),
+ ("1_4", range(222,246), generate_minor_versions("1.4" , 3)),
+ ("1_5", range(246,255), generate_minor_versions("1.5" , 0))]
def formats_list():
return line[:-1]
+def get_encoding(language, inputencoding, format):
+ if format > 248:
+ return "utf8"
+ from lyx2lyx_lang import lang
+ if inputencoding == "auto":
+ return lang[language][3]
+ if inputencoding == "default" or inputencoding == "":
+ return "latin1"
+ # python does not know the alias latin9
+ if inputencoding == "latin9":
+ return "iso-8859-15"
+ return inputencoding
+
##
# Class
#
class LyX_Base:
"""This class carries all the information of the LyX file."""
- def __init__(self, end_format = 0, input = "", output = "", error = "", debug = default_debug_level, try_hard = 0):
+
+ def __init__(self, end_format = 0, input = "", output = "", error
+ = "", debug = default_debug_level, try_hard = 0, language = "english",
+ encoding = "auto"):
+
"""Arguments:
end_format: final format that the file should be converted. (integer)
input: the name of the input source, if empty resort to standard input.
self.preamble = []
self.body = []
self.status = 0
+ self.encoding = encoding
+ self.language = language
def warning(self, message, debug_level= default_debug_level):
self.header.append(line)
- while 1:
- line = self.input.readline()
- if not line:
- break
- self.body.append(trim_eol(line))
-
self.textclass = get_value(self.header, "\\textclass", 0)
self.backend = get_backend(self.textclass)
self.format = self.read_format()
- self.language = get_value(self.header, "\\language", 0)
- if self.language == "":
- self.language = "english"
+ self.language = get_value(self.header, "\\language", 0, default = "english")
+ self.inputencoding = get_value(self.header, "\\inputencoding", 0, default = "auto")
+ self.encoding = get_encoding(self.language, self.inputencoding, self.format)
self.initial_version = self.read_version()
+ # Second pass over header and preamble, now we know the file encoding
+ for i in range(len(self.header)):
+ self.header[i] = self.header[i].decode(self.encoding)
+ for i in range(len(self.preamble)):
+ self.preamble[i] = self.preamble[i].decode(self.encoding)
+
+ # Read document body
+ while 1:
+ line = self.input.readline().decode(self.encoding)
+ if not line:
+ break
+ self.body.append(trim_eol(line))
+
def write(self):
" Writes the LyX file to self.output."
self.set_version()
self.set_format()
+ if self.encoding == "auto":
+ self.encoding = get_encoding(self.language, self.encoding, self.format)
if self.preamble:
i = find_token(self.header, '\\textclass', 0) + 1
header = self.header
for line in header + [''] + self.body:
- self.output.write(line+"\n")
+ self.output.write(line.encode(self.encoding)+"\n")
def choose_io(self, input, output):
result = format_re.match(format)
if result:
format = int(result.group(1) + result.group(2))
+ elif format == '2':
+ format = 200
else:
self.error(str(format) + ": " + "Invalid LyX file.")
if line[0] != "#":
return None
+ line = line.replace("fix",".")
result = original_version.match(line)
if result:
- return result.group(1)
+ # Special know cases: reLyX and KLyX
+ if line.find("reLyX") != -1 or line.find("KLyX") != -1:
+ return "0.12"
+
+ res = result.group(1)
+ if not res:
+ self.warning(line)
+ #self.warning("Version %s" % result.group(1))
+ return res
+ self.warning(str(self.header[:2]))
return None
if not correct_version:
if format <= 215:
- self.warning("Version does not match file format, discarding it.")
+ self.warning("Version does not match file format, discarding it. (Version %s, format %d)" %(self.initial_version, self.format))
for rel in format_relation:
if format in rel[1]:
initial_step = rel[0]