gramps/gramps2/src/FrenchRepublic.py

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2003-01-09 10:11:08 +05:30
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2001 Donald N. Allingham
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""
Gregorian calendar module for GRAMPS.
The original algorithms for this module came from Scott E. Lee's
C implementation. The original C source can be found at Scott's
web site at http://www.scottlee.com
"""
__author__ = "Donald N. Allingham"
__version__ = "$Revision$"
#-------------------------------------------------------------------------
#
# Gramps Modules
#
#-------------------------------------------------------------------------
import Calendar
from intl import gettext as _
#-------------------------------------------------------------------------
#
# FrenchRepublic
#
#-------------------------------------------------------------------------
class FrenchRepublic(Calendar.Calendar):
"""French Republic Calendar"""
SDN_OFFSET = 2375474
DAYS_PER_4_YEARS = 1461
DAYS_PER_MONTH = 30
FIRST_VALID = 2375840
LAST_VALID = 2380952
MONTHS = [
unicode("Vend<EFBFBD>miaire",'latin-1'), unicode("Brumaire",'latin-1'),
unicode("Frimaire",'latin-1'), unicode("Niv<EFBFBD>se",'latin-1'),
unicode("Pluvi<EFBFBD>se",'latin-1'), unicode("Vent<EFBFBD>se",'latin-1'),
unicode("Germinal",'latin-1'), unicode("Flor<EFBFBD>al",'latin-1'),
unicode("Prairial",'latin-1'), unicode("Messidor",'latin-1'),
unicode("Thermidor",'latin-1'), unicode("Fructidor",'latin-1'),
unicode("Extra",'latin-1'),]
M2NUM = {
"vend" : 1, "brum" : 2, "frim" : 3, "nivo" : 4, "pluv" : 5, "vent" : 6,
"germ" : 7, "flor" : 8, "prai" : 9, "mess" :10, "ther" :11, "fruc" :12,
"extr" : 13,"comp" :13, unicode("niv<EFBFBD>",'latin-1') : 4
}
NAME = "French Republican"
TNAME = _("French Republican")
def quote_display(self,year,month,day,mode):
return "%s (%s)" % (self.display(year,month,day,mode),FrenchRepublic.NAME)
def mlen(self):
return 4
def month(self,val):
try:
return FrenchRepublic.MONTHS[val-1]
except:
return "Illegal Month"
def set_month_string(self,text):
val = (unicode(text)[0:4]).lower()
try:
return FrenchRepublic.M2NUM[val]
except KeyError:
return Calendar.UNDEF
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def get_sdn(self,y,m,d):
"""Converts a French Republican Calendar date to an SDN number"""
if (y < 1 or y > 14 or m < 1 or m > 13 or d < 1 or d > 30):
return 0
return (y*FrenchRepublic.DAYS_PER_4_YEARS)/4 + \
(m-1)*FrenchRepublic.DAYS_PER_MONTH + \
d + FrenchRepublic.SDN_OFFSET
def get_ymd(self,sdn):
"""Converts an SDN number to a French Republican Calendar date"""
if (sdn < FrenchRepublic.FIRST_VALID or sdn > FrenchRepublic.LAST_VALID) :
return (0,0,0)
temp = (sdn-FrenchRepublic.SDN_OFFSET)*4 - 1
year = temp/FrenchRepublic.DAYS_PER_4_YEARS
dayOfYear = (temp%FrenchRepublic.DAYS_PER_4_YEARS)/4
month = (dayOfYear/FrenchRepublic.DAYS_PER_MONTH)+1
day = (dayOfYear%FrenchRepublic.DAYS_PER_MONTH)+1
return (year,month,day)
Calendar.register(FrenchRepublic)