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i18n-import-messages.py
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Thu, Jul 11, 00:02

i18n-import-messages.py
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## This file is part of the CERN Document Server Software (CDSware).
## Copyright (C) 2002, 2003, 2004, 2005 CERN.
##
## The CDSware 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.
##
## The CDSware 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 CDSware; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""
This script extracts translations from messages.py and writes them in
a format suitable for gettext.
"""
import sys, time, locale, pprint, re
if len (sys.argv) == 1 or sys.argv [0] in ["-h","--help"]:
print "Usage: i18n-import-messages.py msgfile"
sys.exit()
msgfile = sys.argv [1]
# Parse the wml file with a custom parser
_tag_re = re.compile ('(</?[\w\s=_-]+>)')
def lexer (name):
for line in open (msgfile):
if line.startswith ('#'): continue
line = line.strip ()
if not line: continue
for part in _tag_re.split (line):
if part and part [0] == '<':
if part [1] == '/':
yield ('>', part [2:-1])
else:
args = part [1:-1].split ()
yield ('<', args)
else:
yield ('T', part)
return
OUTSIDE, IN_MSG, IN_TEXT = range (3)
state = OUTSIDE
db = {}
all_langs = {}
for token, value in lexer (msgfile):
if state == OUTSIDE:
if token == 'T': continue
if token != '<' or value [0] != 'define-tag':
raise SyntaxError ('unexpected token %s' % repr ((token, value)))
state = IN_MSG
msg = value [1]
wsd = 'whitespace=delete' in value
table = {}
continue
elif state == IN_MSG:
if token == '>':
assert value == 'define-tag'
state = OUTSIDE
db [msg] = table
continue
if token == '<':
state = IN_TEXT
ln = value [0]
all_langs [ln] = True
text = ''
continue
elif state == IN_TEXT:
if token == '>':
if value == ln:
table [ln] = text
state = IN_MSG
else:
# this is an internal token
text += '</%s>' % value
continue
if token == 'T':
text += value
continue
if token == '<':
text += '<%s>' % ' '.join (value)
continue
msgs = [ x for x in db.keys () ]
msgs.sort ()
def quote (text):
return text.\
replace ('\\', '\\\\').\
replace ('\n', '\\\\n').\
replace ('"', '\\"')
for lang in all_langs.keys ():
out = open ('compendium-%s.po' % lang, 'w')
# Output the PO file
out.write("""\
# Temporary Compendium file, extracted from messages.py
msgid ""
msgstr ""
"Project-Id-Version: CDSware 0.7\\n"
"POT-Creation-Date: Thu Nov 4 23:13:16 2004\\n"
"PO-Revision-Date: 2004-11-03 18:26+2\\n"
"Last-Translator: TIBERIU DONDERA <tiberiu.dondera (at) epfl.ch>\\n"
"Language-Team: LANGUAGE <LL@li.org>\\n"
"MIME-Version: 1.0\\n"
"Content-Type: text/plain; charset=UTF-8\\n"
"Content-Transfer-Encoding: 8-bit\\n"
""")
for key in msgs:
try:
ref = db [key] ['en']
trs = db [key] [lang]
except KeyError:
print >> sys.stderr, "warning: cannot translate %s in %s" % (key, lang)
continue
out.write ('#: %s\n' % key)
out.write ('msgid "%s"\n' % quote (ref))
out.write ('msgstr "%s"\n\n' % quote (trs))

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