gramps/src/GrampsDbUtils/_GedcomLex.py

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#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2006 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: _ReadGedcom.py 8032 2007-02-03 17:11:05Z hippy $
"Import from GEDCOM"
#-------------------------------------------------------------------------
#
# standard python modules
#
#-------------------------------------------------------------------------
import re
import string
from gettext import gettext as _
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
from ansel_utf8 import ansel_to_utf8
from _GedcomInfo import *
from _GedTokens import *
#-------------------------------------------------------------------------
#
# latin/utf8 conversions
#
#-------------------------------------------------------------------------
def _empty_func(a,b):
return
def utf8_to_latin(s):
return s.encode('iso-8859-1','replace')
def latin_to_utf8(s):
if type(s) == unicode:
return s
else:
return unicode(s,'iso-8859-1')
def nocnv(s):
return unicode(s)
#-------------------------------------------------------------------------
#
# constants
#
#-------------------------------------------------------------------------
ANSEL = 1
UNICODE = 2
UPDATE = 25
_transtable = string.maketrans('','')
_delc = _transtable[0:8] + _transtable[10:31]
_transtable2 = _transtable[0:128] + ('?' * 128)
ged2gramps = {}
for _val in personalConstantEvents.keys():
_key = personalConstantEvents[_val]
if _key != "":
ged2gramps[_key] = _val
for _val in familyConstantEvents.keys():
_key = familyConstantEvents[_val]
if _key != "":
ged2gramps[_key] = _val
#-------------------------------------------------------------------------
#
# GedLine
#
#-------------------------------------------------------------------------
intRE = re.compile(r"\s*(\d+)\s*$")
nameRegexp = re.compile(r"/?([^/]*)(/([^/]*)(/([^/]*))?)?")
snameRegexp = re.compile(r"/([^/]*)/([^/]*)")
modRegexp = re.compile(r"\s*(INT|EST|CAL)\s+(.*)$")
calRegexp = re.compile(r"\s*(ABT|BEF|AFT)?\s*@#D([^@]+)@\s*(.*)$")
rangeRegexp = re.compile(r"\s*BET\s+@#D([^@]+)@\s*(.*)\s+AND\s+@#D([^@]+)@\s*(.*)$")
spanRegexp = re.compile(r"\s*FROM\s+@#D([^@]+)@\s*(.*)\s+TO\s+@#D([^@]+)@\s*(.*)$")
intRegexp = re.compile(r"\s*INT\s+([^(]+)\((.*)\)$")
_calendar_map = {
"FRENCH R" : RelLib.Date.CAL_FRENCH,
"JULIAN" : RelLib.Date.CAL_JULIAN,
"HEBREW" : RelLib.Date.CAL_HEBREW,
}
_quality_map = {
'CAL' : RelLib.Date.QUAL_CALCULATED,
'INT' : RelLib.Date.QUAL_CALCULATED,
'EST' : RelLib.Date.QUAL_ESTIMATED,
}
_sex_map = {
'F' : RelLib.Person.FEMALE,
'M' : RelLib.Person.MALE,
}
class GedLine:
def __init__(self, data):
self.line = data[4]
self.level = data[0]
self.token = data[1]
self.token_text = data[3]
self.data = data[2]
if self.level == 0:
if self.token_text and self.token_text[0] == '@' and self.token_text[-1] == '@':
self.token = TOKEN_ID
self.token_text = self.token_text[1:-1]
else:
f = MAP_DATA.get(self.token)
if f:
f(self)
def do_nothing(self):
pass
def calc_sex(self):
self.data = _sex_map.get(self.data,RelLib.Person.UNKNOWN)
def calc_date(self):
self.data = extract_date(self.data)
def calc_unknown(self):
token = ged2gramps.get(self.token_text)
if token:
self.token = TOKEN_GEVENT
self.data = token
def __repr__(self):
return "%d: %d (%d:%s) %s" % (self.line, self.level, self.token,
self.token_text, self.data)
MAP_DATA = {
TOKEN_UNKNOWN : GedLine.calc_unknown,
TOKEN_DATE : GedLine.calc_date,
TOKEN_SEX : GedLine.calc_sex,
}
#-------------------------------------------------------------------------
#
# extract_date
#
#-------------------------------------------------------------------------
import RelLib
import DateHandler
def extract_date(text):
dateobj = RelLib.Date()
try:
# extract out the MOD line
match = modRegexp.match(text)
if match:
(mod, text) = match.groups()
qual = _quality_map.get(mod, RelLib.Date.QUAL_NONE)
else:
qual = RelLib.Date.QUAL_NONE
# parse the range if we match, if so, return
match = rangeRegexp.match(text)
if match:
(cal1,data1,cal2,data2) = match.groups()
cal = _calendar_map.get(cal1, RelLib.Date.CAL_GREGORIAN)
start = DateHandler.parser.parse(data1)
stop = DateHandler.parser.parse(data2)
dateobj.set(RelLib.Date.QUAL_NONE, RelLib.Date.MOD_RANGE, cal,
start.get_start_date() + stop.get_start_date())
dateobj.set_quality(qual)
return dateobj
# parse a span if we match
match = spanRegexp.match(text)
if match:
(cal1,data1,cal2,data2) = match.groups()
cal = _calendar_map.get(cal1, RelLib.Date.CAL_GREGORIAN)
start = DateHandler.parser.parse(data1)
stop = DateHandler.parser.parse(data2)
dateobj.set(RelLib.Date.QUAL_NONE, RelLib.Date.MOD_SPAN, cal,
start.get_start_date() + stop.get_start_date())
dateobj.set_quality(qual)
return dateobj
match = calRegexp.match(text)
if match:
(abt,cal,data) = match.groups()
dateobj = self.dp.parse("%s %s" % (abt, data))
dateobj.set_calendar(_calendar_map.get(cal, RelLib.Date.CAL_GREGORIAN))
dateobj.set_quality(qual)
return dateobj
else:
dval = DateHandler.parser.parse(text)
dval.set_quality(qual)
return dval
except IOError:
return self.dp.set_text(text)
#-------------------------------------------------------------------------
#
# Reader - serves as the lexical analysis engine
#
#-------------------------------------------------------------------------
class Reader:
def __init__(self,name):
self.f = open(name,'rU')
self.current_list = []
self.eof = False
self.cnv = None
self.broken_conc = False
self.cnt = 0
self.index = 0
def set_charset_fn(self,cnv):
self.cnv = cnv
def set_broken_conc(self,broken):
self.broken_conc = broken
def readline(self):
if len(self.current_list) <= 1 and not self.eof:
self.readahead()
try:
return GedLine(self.current_list.pop())
except:
return None
def readahead(self):
while len(self.current_list) < 5:
old_line = self.f.readline()
self.index += 1
line = old_line.strip('\r\n')
if not line:
if line != old_line:
continue
else:
self.f.close()
self.eof = True
break
if self.cnv:
try:
line = self.cnv(line)
except:
line = self.cnv(line.translate(_transtable2))
line = line.split(None,2) + ['']
try:
val = line[2].translate(_transtable,_delc)
except IndexError:
msg = _("Invalid GEDCOM syntax at line %d was ignored.") % self.index
continue
try:
level = int(line[0])
except:
level = 0
data = (level,tokens.get(line[1],TOKEN_UNKNOWN), val,
line[1], self.index)
if data[1] == TOKEN_CONT:
l = self.current_list[0]
self.current_list[0] = (l[0],l[1],l[2]+'\n'+data[2],l[3],l[4])
elif data[1] == TOKEN_CONC:
l = self.current_list[0]
if self.broken_conc:
new_value = u"%s %s" % (l[2],data[2])
else:
new_value = l[2] + data[2]
self.current_list[0] = (l[0],l[1],new_value,l[3],l[4])
else:
self.current_list.insert(0,data)
if __name__ == "__main__":
import sys
def run():
print "Reading", sys.argv[1]
a = Reader(sys.argv[1])
while True:
line = a.readline()
#print line
if not line: break
import Utils
Utils.profile(run)
print extract_date("20 JAN 2000")
print extract_date("EST 20 JAN 2000")
print extract_date("CAL 20 JAN 2000")
print extract_date("ABT 20 JAN 2000")
print extract_date("INT 20 JAN 2000")
print extract_date("BET 20 JAN 2000 AND FEB 2000")
print extract_date("FROM 20 JAN 2000 TO FEB 2000")