182 lines
5.6 KiB
Python
182 lines
5.6 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2006 Donald N. Allingham
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# Copyright (C) 2009 Brian G. Matherly
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id:TransUtils.py 9912 2008-01-22 09:17:46Z acraphae $
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"""
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Provide translation assistance
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"""
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#------------------------------------------------------------------------
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#
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# python modules
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#
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#------------------------------------------------------------------------
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import gettext
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import os
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#-------------------------------------------------------------------------
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#
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# gramps modules
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#
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#-------------------------------------------------------------------------
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import const
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#-------------------------------------------------------------------------
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#
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# Public Constants
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#
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#-------------------------------------------------------------------------
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if "GRAMPSI18N" in os.environ:
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LOCALEDIR = os.environ["GRAMPSI18N"]
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elif os.path.exists( os.path.join(const.ROOT_DIR, "lang") ):
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LOCALEDIR = os.path.join(const.ROOT_DIR, "lang")
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else:
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LOCALEDIR = os.path.join(const.PREFIXDIR, "share/locale")
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LOCALEDOMAIN = 'gramps'
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#-------------------------------------------------------------------------
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#
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# Public Functions
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#
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#-------------------------------------------------------------------------
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def setup_gettext():
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"""
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Setup the gettext environment.
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:returns: Nothing.
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"""
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gettext.bindtextdomain(LOCALEDOMAIN, LOCALEDIR)
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gettext.textdomain(LOCALEDOMAIN)
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#following installs _ as a python function, we avoid this as TransUtils is
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#used sometimes:
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#gettext.install(LOCALEDOMAIN, LOCALEDIR, unicode=1)
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def get_localedomain():
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"""
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Get the LOCALEDOMAIN used for the Gramps application.
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"""
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return LOCALEDOMAIN
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def get_addon_translator(filename, domain="addon"):
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"""
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Get a translator for an addon.
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filename - with full path
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domain - the name of the .mo file under the LANG/LC_MESSAGES dir
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returns - a gettext.translation object
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The return object has the following properties and methods:
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.gettext
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.info
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.lgettext
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.lngettext
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.ngettext
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.output_charset
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.plural
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.set_output_charset
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.ugettext
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.ungettext
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Assumes path/filename
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path/locale/LANG/LC_MESSAGES/addon.mo.
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"""
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gramps_translator = gettext.translation(LOCALEDOMAIN, LOCALEDIR,
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fallback=True)
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path = os.path.dirname(os.path.abspath(filename))
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addon_translator = gettext.translation(domain, os.path.join(path,"locale"),
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fallback=True)
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gramps_translator.add_fallback(addon_translator)
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return gramps_translator # with a language fallback
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def get_available_translations():
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"""
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Get a list of available translations.
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:returns: A list of translation languages.
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:rtype: unicode[]
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"""
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languages = ["en"]
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for langdir in os.listdir(LOCALEDIR):
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mofilename = os.path.join( LOCALEDIR, langdir,
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"LC_MESSAGES", "%s.mo" % LOCALEDOMAIN )
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if os.path.exists(mofilename):
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languages.append(langdir)
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languages.sort()
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return languages
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def sgettext(msgid, sep='|'):
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"""
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Strip the context used for resolving translation ambiguities.
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The translation of msgid is returned unless the translation is
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not available and the msgid contains the separator. In that case,
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the returned value is the portion of msgid following the last
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separator. Default separator is '|'.
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:param msgid: The string to translated.
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:type msgid: unicode
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:param sep: The separator marking the context.
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:type sep: unicode
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:returns: Translation or the original with context stripped.
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:rtype: unicode
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"""
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msgval = gettext.gettext(msgid)
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if msgval == msgid:
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sep_idx = msgid.rfind(sep)
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msgval = msgid[sep_idx+1:]
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return msgval
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def sngettext(singular, plural, n, sep='|'):
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"""
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Strip the context used for resolving translation ambiguities.
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The translation of singular/plural is returned unless the translation is
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not available and the singular contains the separator. In that case,
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the returned value is the portion of singular following the last
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separator. Default separator is '|'.
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:param singular: The singular form of the string to be translated.
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may contain a context seperator
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:type singular: unicode
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:param plural: The plural form of the string to be translated.
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:type plural: unicode
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:param n: the amount for which to decide the translation
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:type n: int
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:param sep: The separator marking the context.
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:type sep: unicode
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:returns: Translation or the original with context stripped.
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:rtype: unicode
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"""
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msgval = gettext.ngettext(singular, plural, n)
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if msgval == singular:
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sep_idx = singular.rfind(sep)
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msgval = singular[sep_idx+1:]
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return msgval
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