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Diffstat (limited to 'mailman/i18n.py')
| -rw-r--r-- | mailman/i18n.py | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/mailman/i18n.py b/mailman/i18n.py deleted file mode 100644 index 12a06dc02..000000000 --- a/mailman/i18n.py +++ /dev/null @@ -1,198 +0,0 @@ -# Copyright (C) 2000-2009 by the Free Software Foundation, Inc. -# -# This file is part of GNU Mailman. -# -# GNU Mailman 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 3 of the License, or (at your option) -# any later version. -# -# GNU Mailman 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 -# GNU Mailman. If not, see <http://www.gnu.org/licenses/>. - -"""Internationalization support.""" - -from __future__ import unicode_literals - -__metaclass__ = type -__all__ = [ - '_', - 'get_translation', - 'set_language', - 'set_translation', - 'using_language', - ] - - -import os -import sys -import time -import string -import gettext - -import mailman.messages -from mailman.utilities.string import expand - -_translation = None -_missing = object() - -MESSAGES_DIR = os.path.dirname(mailman.messages.__file__) - - - -class Template(string.Template): - idpattern = r'[_a-z][_a-z0-9.]*' - - -class attrdict(dict): - def __getitem__(self, key): - parts = key.split('.') - value = super(attrdict, self).__getitem__(parts.pop(0)) - while parts: - value = getattr(value, parts.pop(0), _missing) - if value is _missing: - raise KeyError(key) - return value - - - -def set_language(language=None): - global _translation - if language is not None: - language = [language] - try: - _translation = gettext.translation('mailman', MESSAGES_DIR, language) - except IOError: - # The selected language was not installed in messages, so fall back to - # untranslated English. - _translation = gettext.NullTranslations() - - -def get_translation(): - return _translation - - -def set_translation(translation): - global _translation - _translation = translation - - -class using_language(object): - """Context manager for Python 2.5's `with` statement.""" - def __init__(self, language): - self._language = language - self._old_translation = None - - def __enter__(self): - self._old_translation = _translation - set_language(self._language) - - def __exit__(self, *exc_info): - global _translation - _translation = self._old_translation - # Do not suppress exceptions. - return False - - -# Set up the global translation based on environment variables. Mostly used -# for command line scripts. -if _translation is None: - _translation = gettext.NullTranslations() - - - -def _(s): - if s == '': - return '' - assert s, 'Cannot translate: {0}'.format(s) - # Do translation of the given string into the current language, and do PEP - # 292 style $-string interpolation into the resulting string. - # - # This lets you write something like: - # - # now = time.ctime(time.time()) - # print _('The current time is: $now') - # - # and have it Just Work. Note that the lookup order for keys in the - # original string is 1) locals dictionary, 2) globals dictionary. - # - # Get the frame of the caller. - frame = sys._getframe(1) - # A `safe' dictionary is used so we won't get an exception if there's a - # missing key in the dictionary. - raw_dict = frame.f_globals.copy() - raw_dict.update(frame.f_locals) - # Mailman must be unicode safe internally (i.e. all strings inside Mailman - # must be unicodes). The translation service is one boundary to the - # outside world, so to honor this constraint, make sure that all strings - # to come out of _() are unicodes, even if the translated string or - # dictionary values are 8-bit strings. - tns = _translation.ugettext(s) - charset = _translation.charset() or 'us-ascii' - # Python requires ** dictionaries to have str, not unicode keys. For our - # purposes, keys should always be ascii. Values though should be unicode. - translated_string = expand(tns, attrdict(raw_dict), Template) - if isinstance(translated_string, str): - translated_string = unicode(translated_string, charset) - return translated_string - - - -def ctime(date): - # Don't make these module globals since we have to do runtime translation - # of the strings anyway. - daysofweek = [ - _('Mon'), _('Tue'), _('Wed'), _('Thu'), - _('Fri'), _('Sat'), _('Sun') - ] - months = [ - '', - _('Jan'), _('Feb'), _('Mar'), _('Apr'), _('May'), _('Jun'), - _('Jul'), _('Aug'), _('Sep'), _('Oct'), _('Nov'), _('Dec') - ] - - tzname = _('Server Local Time') - if isinstance(date, str): - try: - year, mon, day, hh, mm, ss, wday, ydat, dst = time.strptime(date) - if dst in (0, 1): - tzname = time.tzname[dst] - else: - # MAS: No exception but dst = -1 so try - return ctime(time.mktime((year, mon, day, hh, mm, ss, wday, - ydat, dst))) - except (ValueError, AttributeError): - try: - wday, mon, day, hms, year = date.split() - hh, mm, ss = hms.split(':') - year = int(year) - day = int(day) - hh = int(hh) - mm = int(mm) - ss = int(ss) - except ValueError: - return date - else: - for i in range(0, 7): - wconst = (1999, 1, 1, 0, 0, 0, i, 1, 0) - if wday.lower() == time.strftime('%a', wconst).lower(): - wday = i - break - for i in range(1, 13): - mconst = (1999, i, 1, 0, 0, 0, 0, 1, 0) - if mon.lower() == time.strftime('%b', mconst).lower(): - mon = i - break - else: - year, mon, day, hh, mm, ss, wday, yday, dst = time.localtime(date) - if dst in (0, 1): - tzname = time.tzname[dst] - - wday = daysofweek[wday] - mon = months[mon] - return _('$wday $mon $day $hh:$mm:$ss $tzname $year') |