06a56614cb
git-svn-id: http://svn.edgewall.org/repos/babel/contrib/django@292 59ecc08e-a131-0410-9ea7-d4c0f28ac310
109 lines
4.4 KiB
Python
109 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2007 Edgewall Software
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# All rights reserved.
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#
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# This software is licensed as described in the file COPYING, which
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# you should have received as part of this distribution. The terms
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# are also available at http://babel.edgewall.org/wiki/License.
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#
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# This software consists of voluntary contributions made by many
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# individuals. For the exact contribution history, see the revision
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# history and logs, available at http://babel.edgewall.org/log/.
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from babel.core import *
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from django.conf import settings
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settings.configure(USE_I18N=True)
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from django.template import Lexer, TOKEN_TEXT, TOKEN_VAR, TOKEN_BLOCK
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from django.utils.translation.trans_real import inline_re, block_re, \
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endblock_re, plural_re, \
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constant_re
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def extract_django(fileobj, keywords, comment_tags, options):
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"""Extract messages from Django template files.
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:param fileobj: the file-like object the messages should be extracted from
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:param keywords: a list of keywords (i.e. function names) that should
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be recognized as translation functions
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:param comment_tags: a list of translator tags to search for and
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include in the results
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:param options: a dictionary of additional options (optional)
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:return: an iterator over ``(lineno, funcname, message, comments)``
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tuples
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:rtype: ``iterator``
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"""
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intrans = False
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inplural = False
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singular = []
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plural = []
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lineno = 1
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for t in Lexer(fileobj.read(), None).tokenize():
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lineno += t.contents.count('\n')
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if intrans:
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if t.token_type == TOKEN_BLOCK:
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endbmatch = endblock_re.match(t.contents)
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pluralmatch = plural_re.match(t.contents)
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if endbmatch:
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if inplural:
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yield lineno, 'ngettext', (unicode(''.join(singular)),
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unicode(''.join(plural))), []
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else:
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yield lineno, None, unicode(''.join(singular)), []
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intrans = False
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inplural = False
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singular = []
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plural = []
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elif pluralmatch:
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inplural = True
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else:
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raise SyntaxError('Translation blocks must not include '
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'other block tags: %s' % t.contents)
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elif t.token_type == TOKEN_VAR:
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if inplural:
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plural.append('%%(%s)s' % t.contents)
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else:
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singular.append('%%(%s)s' % t.contents)
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elif t.token_type == TOKEN_TEXT:
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if inplural:
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plural.append(t.contents)
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else:
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singular.append(t.contents)
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else:
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if t.token_type == TOKEN_BLOCK:
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imatch = inline_re.match(t.contents)
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bmatch = block_re.match(t.contents)
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cmatches = constant_re.findall(t.contents)
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if imatch:
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g = imatch.group(1)
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if g[0] == '"':
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g = g.strip('"')
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elif g[0] == "'":
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g = g.strip("'")
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yield lineno, None, unicode(g), []
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elif bmatch:
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intrans = True
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inplural = False
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singular = []
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plural = []
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elif cmatches:
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for cmatch in cmatches:
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yield lineno, None, unicode(cmatch), []
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elif t.token_type == TOKEN_VAR:
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parts = t.contents.split('|')
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cmatch = constant_re.match(parts[0])
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if cmatch:
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yield lineno, None, unicode(cmatch.group(1)), []
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for p in parts[1:]:
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if p.find(':_(') >= 0:
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p1 = p.split(':',1)[1]
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if p1[0] == '_':
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p1 = p1[1:]
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if p1[0] == '(':
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p1 = p1.strip('()')
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if p1[0] == "'":
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p1 = p1.strip("'")
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elif p1[0] == '"':
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p1 = p1.strip('"')
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yield lineno, None, unicode(p1), []
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