# -*- coding: utf-8 -*-
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2004-2007  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
#
# $Id$
#

# Polish version 2007 by Piotr Czubaszek
# Updated in 2010 by Łukasz Rymarczyk

"""
Polish-specific classes for parsing and displaying dates.
"""
from __future__ import unicode_literals
#-------------------------------------------------------------------------
#
# Python modules
#
#-------------------------------------------------------------------------
import re

#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
from ..lib.date import Date
from ._dateparser import DateParser
from ._datedisplay import DateDisplay
from ._datehandler import register_datehandler

#-------------------------------------------------------------------------
#
# Polish parser
#
#-------------------------------------------------------------------------
class DateParserPL(DateParser):

    month_to_int = DateParser.month_to_int
    month_to_int["styczeń"] = 1
    month_to_int["sty"] = 1
    month_to_int["I"] = 1
    month_to_int["luty"]  = 2
    month_to_int["lut"]  = 2
    month_to_int["II"]  = 2
    month_to_int["marzec"]  = 3
    month_to_int["mar"]  = 3
    month_to_int["III"]  = 3
    month_to_int["kwiecień"]  = 4
    month_to_int["kwi"]  = 4
    month_to_int["IV"]  = 4
    month_to_int["maj"]  = 5
    month_to_int["V"]  = 5
    month_to_int["czerwiec"]  = 6
    month_to_int["cze"]  = 6
    month_to_int["VI"]  = 6
    month_to_int["lipiec"]  = 7
    month_to_int["lip"]  = 7
    month_to_int["VII"]  = 7
    month_to_int["sierpień"]  = 8
    month_to_int["sie"]  = 8
    month_to_int["VIII"]  = 8
    month_to_int["wrzesień"]  = 9
    month_to_int["wrz"]  = 9
    month_to_int["IX"]  = 9
    month_to_int["październik"]  = 10
    month_to_int["paź"]  = 10
    month_to_int["X"]  = 10
    month_to_int["listopad"]  = 11
    month_to_int["lis"]  = 11
    month_to_int["XI"]  = 11
    month_to_int["grudzień"]  = 12
    month_to_int["gru"]  = 12
    month_to_int["XII"]  = 12
    # Alternative forms: declined nouns
    month_to_int["stycznia"] = 1
    month_to_int["lutego"] = 2
    month_to_int["marca"] = 3
    month_to_int["kwietnia"] = 4
    month_to_int["maja"] = 5
    month_to_int["czerwca"] = 6
    month_to_int["lipca"] = 7
    month_to_int["sierpnia"] = 8
    month_to_int["września"] = 9
    month_to_int["października"] = 10
    month_to_int["listopada"] = 11
    month_to_int["grudnia"] = 12
    # Alternative forms: nouns without polish accent letters
    # (misspellings sometimes used in emails)
    month_to_int["styczen"] = 1
    month_to_int["kwiecien"] = 4
    month_to_int["sierpien"] = 8
    month_to_int["wrzesien"] = 9
    month_to_int["pazdziernik"] = 10
    month_to_int["grudzien"] = 12
    month_to_int["wrzesnia"] = 9
    month_to_int["pazdziernika"] = 10
    month_to_int["paz"] = 10

    modifier_to_int = {
        'przed'    : Date.MOD_BEFORE, 
        'po'   : Date.MOD_AFTER,
        'około'  : Date.MOD_ABOUT,
        'ok.'     : Date.MOD_ABOUT,
        'circa'  : Date.MOD_ABOUT,
        'ca.'  : Date.MOD_ABOUT,
    	# Alternative forms: misspellings sometimes used in emails
        'okolo'  : Date.MOD_ABOUT,
        'ok'     : Date.MOD_ABOUT,
        }

    calendar_to_int = {
        'gregoriański'   : Date.CAL_GREGORIAN,
        'greg.'          : Date.CAL_GREGORIAN,
        'juliański'      : Date.CAL_JULIAN,
        'jul.'           : Date.CAL_JULIAN,
        'hebrajski'      : Date.CAL_HEBREW,
        'hebr.'          : Date.CAL_HEBREW,
        'islamski'       : Date.CAL_ISLAMIC,
        'isl.'           : Date.CAL_ISLAMIC,
        'francuski republikański': Date.CAL_FRENCH,
        'franc.'         : Date.CAL_FRENCH,
        'perski'         : Date.CAL_PERSIAN,
        'szwedzki'       : Date.CAL_SWEDISH, 
        's'              : Date.CAL_SWEDISH,
    # Alternative forms: nouns without polish accent letters
    # (misspellings sometimes used in emails)
        'gregorianski'   : Date.CAL_GREGORIAN,
        'julianski'      : Date.CAL_JULIAN,
        'francuski republikanski': Date.CAL_FRENCH,
        }

    quality_to_int = {
        'szacowany'  : Date.QUAL_ESTIMATED,
        'szac.'      : Date.QUAL_ESTIMATED,
        'obliczony'  : Date.QUAL_CALCULATED,
        'obl.'       : Date.QUAL_CALCULATED,
        }

    bce = ["przed naszą erą", "przed Chrystusem",
           "p.n.e."] + DateParser.bce
    
    def init_strings(self):
        DateParser.init_strings(self)
        self._span  = re.compile("(od)\s+(?P<start>.+)\s+(do)\s+(?P<stop>.+)", re.IGNORECASE)
        # Also handle a common mistakes
        self._range = re.compile("((?:po)?mi(?:ę|e)dzy)\s+(?P<start>.+)\s+(a)\s+(?P<stop>.+)", re.IGNORECASE)
        self._text2 = re.compile('(\d+)?.?\s+?%s\s*((\d+)(/\d+)?)?' % self._mon_str,
                                 re.IGNORECASE)
        self._jtext2 = re.compile('(\d+)?.?\s+?%s\s*((\d+)(/\d+)?)?' % self._jmon_str,
                                 re.IGNORECASE)

#-------------------------------------------------------------------------
#
# Polish display
#
#-------------------------------------------------------------------------
class DateDisplayPL(DateDisplay):
    """
    Polish language date display class. 
    """

    long_months = ( "", "Styczeń", "Luty", "Marzec", "Kwiecień", "Maj", 
                    "Czerwiec", "Lipiec", "Sierpień", "Wrzesień", "Październik", 
                    "Listopad", "Grudzień" )
    
    short_months = ( "", "Sty", "Lut", "Mar", "Kwi", "Maj", "Cze", 
                     "Lip", "Sie", "Wrz", "Paź", "Lis", "Gru" )
    
    calendar = (
        "", "juliański", "hebrajski", 
        "francuski republikański", "perski", "islamski", 
        "swedish" 
        )

    _mod_str = ("", "przed ", "po ", "ok. ", "", "", "")
    
    _qual_str = ("", "szacowany ", "obliczony ")
    
    _bce_str = "%s p.n.e."

    formats = (
        "RRRR-MM-DD (ISO)", "Numeryczny", "Miesiąc Dzień, Rok",
        "Dzień.Miesiąc.Rok", "Dzień Miesiąc Rok", "Dzień MieRzym Rok"
        )
        # this definition must agree with its "_display_gregorian" method
    
    roman_months = (
        "",
        "I",
        "II",
        "III",
        "IV",
        "V",
        "VI",
        "VII",
        "VIII",
        "IX",
        "X",
        "XI",
        "XII"
        )

    def _display_gregorian(self, date_val):
        """
        display gregorian calendar date in different format
        """
        # this must agree with its locale-specific "formats" definition
        year = self._slash_year(date_val[2], date_val[3])
        if self.format == 0:
            return self.display_iso(date_val)
        elif self.format == 1:
            # month_number.day.year
            if date_val[3]:
                return self.display_iso(date_val)
            else:
                if date_val[0] == date_val[1] == 0:
                    value = str(date_val[2])
                else:
                    value = self._tformat.replace('%m', str(date_val[0]))
                    value = value.replace('%d', str(date_val[1]))
                    value = value.replace('%Y', str(date_val[2]))
        elif self.format == 2:
            # month_name day, year
            if date_val[0] == 0:
                if date_val[1] == 0:
                    value = year
                else:
                    value = "%s %s" % (self.long_months[date_val[1]], year)
            else:
                value = "%s %d, %s" % (self.long_months[date_val[1]], 
                                       date_val[0], year)
        elif self.format == 3:
            # day. month_number. year
            if date_val[0] == 0:
                if date_val[1] == 0:
                    value = year
                else:
                    value = "%d.%s" % (date_val[1], year)
            else:
                value = "%d.%d.%s" % (date_val[0], date_val[1], year)
        elif self.format == 4:
            # day month_name year
            if date_val[0] == 0:
                if date_val[1] == 0:
                    value = year
                else:
                    value = "%s %s" % (self.long_months[date_val[1]], year)
            else:
                value = "%d %s %s" % (date_val[0], 
                                      self.long_months[date_val[1]], year)
        else:
            # day Roman_number_month year
            if date_val[0] == 0:
                if date_val[1] == 0:
                    value = year
                else:
                    value = "%s %s" % (self.roman_months[date_val[1]], year)
            else:
                value = "%d %s %s" % (date_val[0], 
                                      self.roman_months[date_val[1]], year)
        if date_val[2] < 0:
            return self._bce_str % value
        else:
            return value

    def display(self, date):
        """
        Return a text string representing the date.
        """
        mod = date.get_modifier()
        cal = date.get_calendar()
        qual = date.get_quality()
        start = date.get_start_date()
        newyear = date.get_new_year()

        qual_str = self._qual_str[qual]
        
        if mod == Date.MOD_TEXTONLY:
            return date.get_text()
        elif start == Date.EMPTY:
            return ""
        elif mod == Date.MOD_SPAN:
            d1 = self.display_cal[cal](start)
            d2 = self.display_cal[cal](date.get_stop_date())
            scal = self.format_extras(cal, newyear)
            return "%s%s %s %s %s%s" % (qual_str, 'od', d1, 'do', d2, 
                                        scal)
        elif mod == Date.MOD_RANGE:
            d1 = self.display_cal[cal](start)
            d2 = self.display_cal[cal](date.get_stop_date())
            scal = self.format_extras(cal, newyear)
            return "%s%s %s %s %s%s" % (qual_str, 'między', d1, 'a', d2, 
                                        scal)
        else:
            text = self.display_cal[date.get_calendar()](start)
            scal = self.format_extras(cal, newyear)
            return "%s%s%s%s" % (qual_str, self._mod_str[mod], text, 
                                 scal)

#-------------------------------------------------------------------------
#
# Register classes
#
#-------------------------------------------------------------------------
register_datehandler(('pl_PL','polish','Polish_Poland','pl'),
                     DateParserPL, DateDisplayPL)
