#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2004-2006 Donald N. Allingham
# Copyright (C) 2017 Paul Franklin
#
# This program 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.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
"""
Class handling language-specific selection for date parser and displayer.
"""
#-------------------------------------------------------------------------
#
# Python modules
#
#-------------------------------------------------------------------------
import os
#-------------------------------------------------------------------------
#
# set up logging
#
#-------------------------------------------------------------------------
import logging
log = logging.getLogger(".gen.datehandler")
#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from ._dateparser import DateParser
from ._datedisplay import DateDisplay, DateDisplayEn, DateDisplayGB
from ..constfunc import win
from ..const import GRAMPS_LOCALE as glocale
from ..utils.grampslocale import GrampsLocale
#-------------------------------------------------------------------------
#
# Constants
#
#-------------------------------------------------------------------------
LANG = glocale.calendar
# If LANG contains ".UTF-8" use only the part to the left of "."
# Otherwise some date handler will not load.
if LANG and ".UTF-8" in LANG.upper():
LANG = LANG.split(".")[0]
if not LANG:
if "LANG" in os.environ:
LANG = os.environ["LANG"]
if LANG:
LANG_SHORT = LANG.split('_')[0]
else:
LANG_SHORT = "C"
LANG = str(LANG)
LANG_SHORT = str(LANG_SHORT)
LANG_TO_PARSER = {
'C' : DateParser,
}
LANG_TO_DISPLAY = {
'C' : DateDisplayEn,
'ko_KR' : DateDisplay,
}
main_locale = { } # this will be augmented by calls to register_datehandler
locale_tformat = {} # locale "tformat" (date format) strings
for no_handler in (
('C', ('%d/%m/%Y',)),
('eo_EO', 'eo', 'Esperanto', ('%d/%m/%Y',)), # 'eo_EO' is a placeholder
('he_IL', 'he', 'Hebrew', ('%d/%m/%Y',)),
('sq_AL', 'sq', 'Albanian', ('%Y/%b/%d',)),
('ta_IN', 'ta', 'Tamil', ('%A %d %B %Y',)),
('tr_TR', 'tr', 'Turkish', ('%d/%m/%Y',)),
('vi_VN', 'vi', 'Vietnamese', ('%d/%m/%Y',)),
):
format_string = ''
for possible_format in no_handler:
if isinstance(possible_format, tuple):
format_string = possible_format[0] # pre-seeded date format string
# maintain legacy gramps transformations
format_string = format_string.replace('%y','%Y').replace('-', '/')
for lang_str in no_handler:
if isinstance(lang_str, tuple): continue
main_locale[lang_str] = no_handler[0]
locale_tformat[lang_str] = format_string # locale's date format string
[docs]
def register_datehandler(locales,parse_class,display_class):
"""
Registers the passed date parser class and date displayer
classes with the specified language locales.
Set the parser_class and display_class ._locale attribute
to the corresponding :class:`.GrampsLocale` object.
:param locales: tuple of strings containing language codes.
The character encoding is not included, so the language
should be in the form of fr_FR, not fr_FR.utf8
:type locales: tuple
:param parse_class: Class to be associated with parsing
:type parse_class: :class:`.DateParser`
:param display_class: Class to be associated with displaying
:type display_class: :class:`.DateDisplay`
"""
format_string = ''
for possible_format in locales: # allow possibly embedding a date format
if isinstance(possible_format, tuple):
format_string = possible_format[0] # pre-seeded date format string
# maintain legacy gramps transformations
format_string = format_string.replace('%y','%Y').replace('-', '/')
for lang_str in locales:
if isinstance(lang_str, tuple): continue
LANG_TO_PARSER[lang_str] = parse_class
LANG_TO_DISPLAY[lang_str] = display_class
main_locale[lang_str] = locales[0]
locale_tformat[lang_str] = format_string # locale's date format string
parse_class._locale = display_class._locale = GrampsLocale(lang=locales[0])
register_datehandler(
('en_GB', 'English_United Kingdom', ("%d/%m/%y",)),
DateParser, DateDisplayGB)
register_datehandler(
('en_US', 'en', 'English_United States', ("%m/%d/%y",)),
DateParser, DateDisplayEn)