# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-from parser_tools import get_value, check_token, find_token,\
+" The LyX module has all the rules related with different lyx file formats."
+
+from parser_tools import get_value, check_token, find_token, \
find_tokens, find_end_of
import os.path
import gzip
+import locale
import sys
import re
import time
-import lyx2lyx_version
-version_lyx2lyx = lyx2lyx_version.version
+try:
+ import lyx2lyx_version
+ version__ = lyx2lyx_version.version
+except: # we are running from build directory so assume the last version
+ version__ = '1.6.0svn'
-default_debug_level = 2
+default_debug__ = 2
####################################################################
# Private helper functions
" 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):
+def 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) ->
+ 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)]
##
# file format information:
# file, supported formats, stable release versions
-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)),
+format_relation = [("0_06", [200], minor_versions("0.6" , 4)),
+ ("0_08", [210], minor_versions("0.8" , 6) + ["0.7"]),
+ ("0_10", [210], minor_versions("0.10", 7) + ["0.9"]),
+ ("0_12", [215], minor_versions("0.12", 1) + ["0.11"]),
+ ("1_0", [215], minor_versions("1.0" , 4)),
+ ("1_1", [215], 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(246,252), generate_minor_versions("1.5" , 0))]
+ ("1_2", [220], minor_versions("1.2" , 4)),
+ ("1_3", [221], minor_versions("1.3" , 7)),
+ ("1_4", range(222,246), minor_versions("1.4" , 5)),
+ ("1_5", range(246,277), minor_versions("1.5" , 2)),
+ ("1_6", range(277,329), minor_versions("1.6" , 0))] # Uwe: support for Spanish(Mexico)
def formats_list():
return line[:-1]
-def get_encoding(language, inputencoding, format):
+def get_encoding(language, inputencoding, format, cjk_encoding):
+ " Returns enconding of the lyx file"
if format > 248:
return "utf8"
+ # CJK-LyX encodes files using the current locale encoding.
+ # This means that files created by CJK-LyX can only be converted using
+ # the correct locale settings unless the encoding is given as commandline
+ # argument.
+ if cjk_encoding == 'auto':
+ return locale.getpreferredencoding()
+ elif cjk_encoding:
+ return cjk_encoding
from lyx2lyx_lang import lang
- if inputencoding == "auto":
+ if inputencoding == "auto" or inputencoding == "default":
return lang[language][3]
- if inputencoding == "default" or inputencoding == "":
+ if inputencoding == "":
return "latin1"
+ if inputencoding == "utf8x":
+ return "utf8"
# python does not know the alias latin9
if inputencoding == "latin9":
return "iso-8859-15"
##
# Class
#
-class LyX_Base:
+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, language = "english",
- encoding = "auto"):
-
+
+ def __init__(self, end_format = 0, input = "", output = "", error = "",
+ debug = default_debug__, try_hard = 0, cjk_encoding = '',
+ 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.debug = debug
self.try_hard = try_hard
+ self.cjk_encoding = cjk_encoding
if end_format:
self.end_format = self.lyxformat(end_format)
self.language = language
- def warning(self, message, debug_level= default_debug_level):
- " Emits warning to self.error, if the debug_level is less than the self.debug."
+ def warning(self, message, debug_level= default_debug__):
+ """ Emits warning to self.error, if the debug_level is less
+ than the self.debug."""
if debug_level <= self.debug:
self.err.write("Warning: " + message + "\n")
def read(self):
- """Reads a file into the self.header and self.body parts, from self.input."""
+ """Reads a file into the self.header and
+ self.body parts, from self.input."""
- while 1:
+ while True:
line = self.input.readline()
if not line:
self.error("Invalid LyX file.")
line = trim_eol(line)
if check_token(line, '\\end_preamble'):
break
-
- if line.split()[:0] in ("\\layout", "\\begin_layout", "\\begin_body"):
- self.warning("Malformed LyX file: Missing '\\end_preamble'.")
- self.warning("Adding it now and hoping for the best.")
+
+ if line.split()[:0] in ("\\layout",
+ "\\begin_layout", "\\begin_body"):
+
+ self.warning("Malformed LyX file:"
+ "Missing '\\end_preamble'."
+ "\nAdding it now and hoping"
+ "for the best.")
self.preamble.append(line)
if not line:
continue
- if line.split()[0] in ("\\layout", "\\begin_layout", "\\begin_body"):
+ if line.split()[0] in ("\\layout", "\\begin_layout",
+ "\\begin_body", "\\begin_deeper"):
self.body.append(line)
break
self.header.append(line)
+ i = find_token(self.header, '\\textclass', 0)
+ if i == -1:
+ self.warning("Malformed LyX file: Missing '\\textclass'.")
+ i = find_token(self.header, '\\lyxformat', 0) + 1
+ self.header[i:i] = ['\\textclass article']
+
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, default = "english")
- self.inputencoding = get_value(self.header, "\\inputencoding", 0, default = "auto")
- self.encoding = get_encoding(self.language, self.inputencoding, self.format)
+ 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.cjk_encoding)
self.initial_version = self.read_version()
# Second pass over header and preamble, now we know the file encoding
" Writes the LyX file to self.output."
self.set_version()
self.set_format()
+ self.set_textclass()
if self.encoding == "auto":
- self.encoding = get_encoding(self.language, self.encoding, self.format)
-
+ self.encoding = get_encoding(self.language, self.encoding,
+ self.format, self.cjk_encoding)
if self.preamble:
i = find_token(self.header, '\\textclass', 0) + 1
preamble = ['\\begin_preamble'] + self.preamble + ['\\end_preamble']
- if i == 0:
- self.error("Malformed LyX file: Missing '\\textclass'.")
- else:
- header = self.header[:i] + preamble + self.header[i:]
+ header = self.header[:i] + preamble + self.header[i:]
else:
header = self.header
try:
gzip.open(input).readline()
self.input = gzip.open(input)
- self.output = gzip.GzipFile(mode="wb", fileobj=self.output)
+ self.output = gzip.GzipFile(mode="wb", fileobj=self.output)
except:
self.input = open(input)
else:
def read_version(self):
- """ Searchs for clues of the LyX version used to write the file, returns the
- most likely value, or None otherwise."""
+ """ Searchs for clues of the LyX version used to write the
+ file, returns the most likely value, or None otherwise."""
+
for line in self.header:
if line[0] != "#":
return None
def set_version(self):
" Set the header with the version used."
- self.header[0] = "#LyX %s created this file. For more info see http://www.lyx.org/" % version_lyx2lyx
+ self.header[0] = " ".join(["#LyX %s created this file." % version__,
+ "For more info see http://www.lyx.org/"])
if self.header[1][0] == '#':
del self.header[1]
self.header[i] = "\\lyxformat %s" % format
+ def set_textclass(self):
+ i = find_token(self.header, "\\textclass", 0)
+ self.header[i] = "\\textclass %s" % self.textclass
+
+
+ #Note that the module will be added at the END of the extant ones
+ def add_module(self, module):
+ i = find_token(self.header, "\\begin_modules", 0)
+ if i == -1:
+ #No modules yet included
+ i = find_token(self.header, "\\textclass", 0)
+ if i == -1:
+ self.warning("Malformed LyX document: No \\textclass!!")
+ return
+ modinfo = ["\\begin_modules", module, "\\end_modules"]
+ self.header[i + 1: i + 1] = modinfo
+ return
+ j = find_token(self.header, "\\end_modules", i)
+ if j == -1:
+ self.warning("(add_module)Malformed LyX document: No \\end_modules.")
+ return
+ k = find_token(self.header, module, i)
+ if k != -1 and k < j:
+ return
+ self.header.insert(j, module)
+
+
+ def get_module_list(self):
+ i = find_token(self.header, "\\begin_modules", 0)
+ if (i == -1):
+ return []
+ j = find_token(self.header, "\\end_modules", i)
+ return self.header[i + 1 : j]
+
+
+ def set_module_list(self, mlist):
+ modbegin = find_token(self.header, "\\begin_modules", 0)
+ newmodlist = ['\\begin_modules'] + mlist + ['\\end_modules']
+ if (modbegin == -1):
+ #No modules yet included
+ tclass = find_token(self.header, "\\textclass", 0)
+ if tclass == -1:
+ self.warning("Malformed LyX document: No \\textclass!!")
+ return
+ modbegin = tclass + 1
+ self.header[modbegin:modbegin] = newmodlist
+ return
+ modend = find_token(self.header, "\\end_modules", modbegin)
+ if modend == -1:
+ self.warning("(set_module_list)Malformed LyX document: No \\end_modules.")
+ return
+ newmodlist = ['\\begin_modules'] + mlist + ['\\end_modules']
+ self.header[modbegin:modend + 1] = newmodlist
+
+
def set_parameter(self, param, value):
" Set the value of the header parameter."
i = find_token(self.header, '\\' + param, 0)
for step in convertion_chain:
steps = getattr(__import__("lyx_" + step), mode)
- self.warning("Convertion step: %s - %s" % (step, mode), default_debug_level + 1)
+ self.warning("Convertion step: %s - %s" % (step, mode),
+ default_debug__ + 1)
if not steps:
- self.error("The convertion to an older format (%s) is not implemented." % self.format)
+ self.error("The convertion to an older "
+ "format (%s) is not implemented." % self.format)
multi_conv = len(steps) != 1
for version, table in steps:
try:
conv(self)
except:
- self.warning("An error ocurred in %s, %s" % (version, str(conv)),
- default_debug_level)
+ self.warning("An error ocurred in %s, %s" %
+ (version, str(conv)),
+ default_debug__)
if not self.try_hard:
raise
self.status = 2
else:
- self.warning("%lf: Elapsed time on %s" % (time.time() - init_t, str(conv)),
- default_debug_level + 1)
-
+ self.warning("%lf: Elapsed time on %s" %
+ (time.time() - init_t,
+ str(conv)), default_debug__ +
+ 1)
self.format = version
if self.end_format == self.format:
return
def chain(self):
- """ This is where all the decisions related with the convertion are taken.
- It returns a list of modules needed to convert the LyX file from
- self.format to self.end_format"""
+ """ This is where all the decisions related with the
+ convertion are taken. It returns a list of modules needed to
+ convert the LyX file from self.format to self.end_format"""
self.start = self.format
format = self.format
if not correct_version:
if format <= 215:
- self.warning("Version does not match file format, discarding it. (Version %s, format %d)" %(self.initial_version, self.format))
+ 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]
if last_step[1][-1] == self.end_format:
steps.pop()
+ self.warning("Convertion mode: %s\tsteps%s" %(mode, steps), 10)
return mode, steps
def get_toc(self, depth = 4):
" Returns the TOC of this LyX document."
- paragraphs_filter = {'Title' : 0,'Chapter' : 1, 'Section' : 2, 'Subsection' : 3, 'Subsubsection': 4}
+ paragraphs_filter = {'Title' : 0,'Chapter' : 1, 'Section' : 2,
+ 'Subsection' : 3, 'Subsubsection': 4}
allowed_insets = ['Quotes']
- allowed_parameters = '\\paragraph_spacing', '\\noindent', '\\align', '\\labelwidthstring', "\\start_of_appendix", "\\leftindent"
-
+ allowed_parameters = ('\\paragraph_spacing', '\\noindent',
+ '\\align', '\\labelwidthstring',
+ "\\start_of_appendix", "\\leftindent")
sections = []
for section in paragraphs_filter.keys():
sections.append('\\begin_layout %s' % section)
k = i + 1
# skip paragraph parameters
- while not self.body[k].strip() or self.body[k].split()[0] in allowed_parameters:
- k = k +1
+ while not self.body[k].strip() or self.body[k].split()[0] \
+ in allowed_parameters:
+ k += 1
while k < j:
if check_token(self.body[k], '\\begin_inset'):
k = end + 1
else:
par.append(self.body[k])
- k = k + 1
+ k += 1
# trim empty lines in the end.
- while par[-1].strip() == '' and par:
+ while par and par[-1].strip() == '':
par.pop()
toc_par.append(Paragraph(section, par))
return toc_par
-class File(LyX_Base):
+class File(LyX_base):
" This class reads existing LyX files."
- def __init__(self, end_format = 0, input = "", output = "", error = "", debug = default_debug_level, try_hard = 0):
- LyX_Base.__init__(self, end_format, input, output, error, debug, try_hard)
+
+ def __init__(self, end_format = 0, input = "", output = "", error = "",
+ debug = default_debug__, try_hard = 0, cjk_encoding = ''):
+ LyX_base.__init__(self, end_format, input, output, error,
+ debug, try_hard, cjk_encoding)
self.read()
-class NewFile(LyX_Base):
+class NewFile(LyX_base):
" This class is to create new LyX files."
def set_header(self, **params):
# set default values
self.header.extend([
- "#LyX xxxx created this file. For more info see http://www.lyx.org/",
+ "#LyX xxxx created this file."
+ "For more info see http://www.lyx.org/",
"\\lyxformat xxx",
"\\begin_document",
"\\begin_header",
class Paragraph:
- # unfinished implementation, it is missing the Text and Insets representation.
+ # unfinished implementation, it is missing the Text and Insets
+ # representation.
" This class represents the LyX paragraphs."
def __init__(self, name, body=[], settings = [], child = []):
""" Parameters:
self.child = child
def asLines(self):
- " Converts the paragraph to a list of strings, representing it in the LyX file."
+ """ Converts the paragraph to a list of strings, representing
+ it in the LyX file."""
+
result = ['','\\begin_layout %s' % self.name]
result.extend(self.settings)
result.append('')
result.append('\\end_deeper')
return result
-
-
-class Inset:
- " This class represents the LyX insets."
- pass
-
-
-class Text:
- " This class represents simple chuncks of text."
- pass
projects / lyx.git / blobdiff