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#! /usr/bin/env python
# Move language templates to po file.
# This should be one time task of source code transition.
# Code stolen from pygettext.py
# by Tokio Kikuchi <tkikuchi@is.kochi-u.ac.jp>
"""templ2po.py -- convert mailman language to po file.
Usage: templ2po.py language ...
Options:
-h, --help
Language is in IANA format.
"""
import sys
import os
import getopt
try:
import paths
from Mailman.i18n import _
except ImportError:
def _(s): return s
EMPTYSTRING = ''
def usage(code, msg=''):
if code:
fd = sys.stderr
else:
fd = sys.stdout
print >> fd, _(__doc__) % globals()
if msg:
print >> fd, msg
sys.exit(code)
escapes = []
def make_escapes(pass_iso8859):
global escapes
if pass_iso8859:
# Allow iso-8859 characters to pass through so that e.g. 'msgid
# "H[o-umlaut]he"' would result not result in 'msgid "H\366he"'.
# Otherwise we escape any character outside the 32..126 range.
mod = 128
else:
mod = 256
for i in range(256):
if 32 <= (i % mod) <= 126:
escapes.append(chr(i))
else:
escapes.append("\\%03o" % i)
escapes[ord('\\')] = '\\\\'
escapes[ord('\t')] = '\\t'
escapes[ord('\r')] = '\\r'
escapes[ord('\n')] = '\\n'
escapes[ord('\"')] = '\\"'
def escape(s, eightbit):
global escapes
s = list(s)
for i in range(len(s)):
if eightbit and ord(s[i]) > 127:
pass
else:
s[i] = escapes[ord(s[i])]
return EMPTYSTRING.join(s)
def normalize(s, eightbit):
# This converts the various Python string types into a format that is
# appropriate for .po files, namely much closer to C style.
lines = s.split('\n')
if len(lines) == 1:
s = '"' + escape(s, eightbit) + '"'
else:
if not lines[-1]:
del lines[-1]
lines[-1] = lines[-1] + '\n'
for i in range(len(lines)):
lines[i] = escape(lines[i], eightbit)
lineterm = '\\n"\n"'
s = '""\n"' + lineterm.join(lines) + '"'
return s
def main():
try:
opts, args = getopt.getopt(
sys.argv[1:],
'h',
['help',]
)
except getopt.error, msg:
usage(1, msg)
# parse options
for opt, arg in opts:
if opt in ('-h', '--help'):
usage(0)
# calculate escapes
make_escapes(0)
for lang in args:
filenames = os.listdir('templates/%s' % lang)
filenames.remove('CVS')
outfile = file('messages/%s/LC_MESSAGES/mailman.po' % lang, 'a')
for filename in filenames:
try:
s = file('templates/en/%s' % filename).read()
print >> outfile, '#: templates/en/%s:1' % filename
print >> outfile, '#, template'
print >> outfile, 'msgid', normalize(s, 0)
s = file('templates/%s/%s' % (lang, filename)).read()
print >> outfile, 'msgstr', normalize(s, 1)
print >> outfile
except IOError:
continue
if __name__ == '__main__':
main()
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