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gramps/src/Utils.py
Jérôme Rapinat aea7959eb0 4326: 'descendant' instead of 'descendent' 
svn: r16551
2011-02-03 09:04:07 +00:00

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#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007 Donald N. Allingham
# Copyright (C) 2009 Gary Burton
#
# 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
#
# $Id$
"""
Non GUI/GTK related utility functions
"""
#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
import os
import sys
import locale
import random
import time
import shutil
import uuid
import logging
LOG = logging.getLogger(".")
#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from gen.display.name import displayer as name_displayer
import gen.lib
import Errors
from GrampsLocale import codeset
from Date import Date
import DateHandler
from const import TEMP_DIR, USER_HOME, GRAMPS_UUID
import constfunc
from gen.ggettext import sgettext as _
#-------------------------------------------------------------------------
#
# Constants from config .ini keys
#
#-------------------------------------------------------------------------
# cache values; use refresh_constants() if they change
try:
import config
_MAX_AGE_PROB_ALIVE = config.get('behavior.max-age-prob-alive')
_MAX_SIB_AGE_DIFF = config.get('behavior.max-sib-age-diff')
_AVG_GENERATION_GAP = config.get('behavior.avg-generation-gap')
except ImportError:
# Utils used as module not part of GRAMPS
_MAX_AGE_PROB_ALIVE = 110
_MAX_SIB_AGE_DIFF = 20
_AVG_GENERATION_GAP = 20
#-------------------------------------------------------------------------
#
# Integer to String mappings for constants
#
#-------------------------------------------------------------------------
gender = {
gen.lib.Person.MALE : _("male"),
gen.lib.Person.FEMALE : _("female"),
gen.lib.Person.UNKNOWN : _("gender|unknown"),
}
def format_gender( type):
return gender.get(type[0], _("Invalid"))
confidence = {
gen.lib.SourceRef.CONF_VERY_HIGH : _("Very High"),
gen.lib.SourceRef.CONF_HIGH : _("High"),
gen.lib.SourceRef.CONF_NORMAL : _("Normal"),
gen.lib.SourceRef.CONF_LOW : _("Low"),
gen.lib.SourceRef.CONF_VERY_LOW : _("Very Low"),
}
family_rel_descriptions = {
gen.lib.FamilyRelType.MARRIED : _("A legal or common-law relationship "
"between a husband and wife"),
gen.lib.FamilyRelType.UNMARRIED : _("No legal or common-law relationship "
"between man and woman"),
gen.lib.FamilyRelType.CIVIL_UNION : _("An established relationship between "
"members of the same sex"),
gen.lib.FamilyRelType.UNKNOWN : _("Unknown relationship between a man "
"and woman"),
gen.lib.FamilyRelType.CUSTOM : _("An unspecified relationship between "
"a man and woman"),
}
#-------------------------------------------------------------------------
#
# modified flag
#
#-------------------------------------------------------------------------
_history_brokenFlag = 0
def history_broken():
global _history_brokenFlag
_history_brokenFlag = 1
data_recover_msg = _('The data can only be recovered by Undo operation '
'or by quitting with abandoning changes.')
def fix_encoding(value):
if not isinstance(value, unicode):
try:
return unicode(value)
except:
try:
codeset = locale.getpreferredencoding()
except:
codeset = "UTF-8"
return unicode(value, codeset)
else:
return value
def xml_lang():
loc = locale.getlocale()
if loc[0] is None:
return ""
else:
return loc[0].replace('_', '-')
#-------------------------------------------------------------------------
#
# force_unicode
#
#-------------------------------------------------------------------------
def force_unicode(n):
if not isinstance(n, unicode):
return (unicode(n).lower(), unicode(n))
else:
return (n.lower(), n)
#-------------------------------------------------------------------------
#
# Clears the modified flag. Should be called after data is saved.
#
#-------------------------------------------------------------------------
def clearHistory_broken():
global _history_brokenFlag
_history_brokenFlag = 0
def wasHistory_broken():
return _history_brokenFlag
#-------------------------------------------------------------------------
#
# Preset a name with a name of family member
#
#-------------------------------------------------------------------------
def preset_name(basepers, name, sibling=False):
"""Fill up name with all family common names of basepers.
If sibling=True, pa/matronymics are retained.
"""
surnlist = []
primname = basepers.get_primary_name()
prim = False
for surn in primname.get_surname_list():
if (not sibling) and (surn.get_origintype().value in
[gen.lib.NameOriginType.PATRONYMIC,
gen.lib.NameOriginType.MATRONYMIC]):
continue
surnlist.append(gen.lib.Surname(source=surn))
if surn.primary:
prim=True
if not surnlist:
surnlist = [gen.lib.Surname()]
name.set_surname_list(surnlist)
if not prim:
name.set_primary_surname(0)
name.set_family_nick_name(primname.get_family_nick_name())
name.set_group_as(primname.get_group_as())
name.set_sort_as(primname.get_sort_as())
#-------------------------------------------------------------------------
#
# Short hand function to return either the person's name, or an empty
# string if the person is None
#
#-------------------------------------------------------------------------
def family_name(family, db, noname=_("unknown")):
"""Builds a name for the family from the parents names"""
father_handle = family.get_father_handle()
mother_handle = family.get_mother_handle()
father = db.get_person_from_handle(father_handle)
mother = db.get_person_from_handle(mother_handle)
if father and mother:
fname = name_displayer.display(father)
mname = name_displayer.display(mother)
name = _("%(father)s and %(mother)s") % {
"father" : fname,
"mother" : mname}
elif father:
name = name_displayer.display(father)
elif mother:
name = name_displayer.display(mother)
else:
name = noname
return name
def family_upper_name(family, db):
"""Builds a name for the family from the parents names"""
father_handle = family.get_father_handle()
mother_handle = family.get_mother_handle()
father = db.get_person_from_handle(father_handle)
mother = db.get_person_from_handle(mother_handle)
if father and mother:
fname = father.get_primary_name().get_upper_name()
mname = mother.get_primary_name().get_upper_name()
name = _("%(father)s and %(mother)s") % {
'father' : fname,
'mother' : mname
}
elif father:
name = father.get_primary_name().get_upper_name()
else:
name = mother.get_primary_name().get_upper_name()
return name
#-------------------------------------------------------------------------
#
# String Encoding functions
#
#-------------------------------------------------------------------------
def encodingdefs():
"""
4 functions are defined to obtain a byte string that can be used as
sort key and is locale aware. Do not print the sortkey, it is a sortable
string, but is not a human readable correct string!
When gtk is defined, one can avoid some function calls as then the default
python encoding is not ascii but utf-8, so use the gtk functions in those
cases.
conv_utf8_tosrtkey: convert a utf8 encoded string to sortkey usable string
conv_unicode_tosrtkey: convert a unicode object to sortkey usable string
conv_utf8_tosrtkey_ongtk: convert a utf8 encoded string to sortkey usable
string when gtk is loaded or utf-8 is default python encoding
conv_unicode_tosrtkey_ongtk: convert a unicode object to sortkey usable
string when gtk is loaded or utf-8 is default python encoding
"""
pass
if constfunc.win():
# python encoding is ascii, but C functions need to recieve the
# windows codeset, so convert over to it
conv_utf8_tosrtkey = lambda x: locale.strxfrm(x.decode("utf-8").encode(
codeset))
conv_unicode_tosrtkey = lambda x: locale.strxfrm(x.encode(codeset))
#when gtk is imported the python defaultencoding is utf-8,
#so no need to specify it
conv_utf8_tosrtkey_ongtk = lambda x: locale.strxfrm(unicode(x).encode(
codeset))
conv_unicode_tosrtkey_ongtk = lambda x: locale.strxfrm(x.encode(codeset,'replace'))
else:
# on unix C functions need to recieve utf-8. Default conversion would
# use ascii, so it is needed to be explicit about the resulting encoding
conv_utf8_tosrtkey = lambda x: locale.strxfrm(x)
conv_unicode_tosrtkey = lambda x: locale.strxfrm(x.encode("utf-8"))
# when gtk loaded, default encoding (sys.getdefaultencoding ) is utf-8,
# so default conversion happens with utf-8
conv_utf8_tosrtkey_ongtk = lambda x: locale.strxfrm(x)
conv_unicode_tosrtkey_ongtk = lambda x: locale.strxfrm(x)
#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
def find_file( filename):
# try the filename we got
try:
fname = filename
if os.path.isfile( filename):
return( filename)
except:
pass
# Build list of alternate encodings
encodings = set()
for enc in [sys.getfilesystemencoding, locale.getpreferredencoding]:
try:
encodings.add(enc)
except:
pass
encodings.add('UTF-8')
encodings.add('ISO-8859-1')
for enc in encodings:
try:
fname = filename.encode(enc)
if os.path.isfile( fname):
return fname
except:
pass
# not found
return ''
def find_folder( filename):
# try the filename we got
try:
fname = filename
if os.path.isdir( filename):
return( filename)
except:
pass
# Build list of elternate encodings
try:
encodings = [sys.getfilesystemencoding(),
locale.getpreferredencoding(),
'UTF-8', 'ISO-8859-1']
except:
encodings = [sys.getfilesystemencoding(), 'UTF-8', 'ISO-8859-1']
encodings = list(set(encodings))
for enc in encodings:
try:
fname = filename.encode(enc)
if os.path.isdir( fname):
return fname
except:
pass
# not found
return ''
def get_unicode_path_from_file_chooser(path):
"""
Return the Unicode version of a path string.
:type path: str
:param path: The path to be converted to Unicode
:rtype: unicode
:returns: The Unicode version of path.
"""
# make omly unicode of path of type 'str'
if not (isinstance(path, str)):
return path
if constfunc.win():
# in windows filechooser returns officially utf-8, not filesystemencoding
try:
return unicode(path)
except:
LOG.warn("Problem encountered converting string: %s." % path)
return unicode(path, sys.getfilesystemencoding(), errors='replace')
else:
try:
return unicode(path, sys.getfilesystemencoding())
except:
LOG.warn("Problem encountered converting string: %s." % path)
return unicode(path, sys.getfilesystemencoding(), errors='replace')
def get_unicode_path_from_env_var(path):
"""
Return the Unicode version of a path string.
:type path: str
:param path: The path to be converted to Unicode
:rtype: unicode
:returns: The Unicode version of path.
"""
# make omly unicode of path of type 'str'
if not (isinstance(path, str)):
return path
if constfunc.win():
# In Windows path/filename returned from a emvironment variable is in filesystemencoding
try:
new_path = unicode(path, sys.getfilesystemencoding())
return new_path
except:
LOG.warn("Problem encountered converting string: %s." % path)
return unicode(path, sys.getfilesystemencoding(), errors='replace')
else:
try:
return unicode(path)
except:
LOG.warn("Problem encountered converting string: %s." % path)
return unicode(path, sys.getfilesystemencoding(), errors='replace')
#-------------------------------------------------------------------------
#
# Iterate over ancestors.
#
#-------------------------------------------------------------------------
def for_each_ancestor(db, start, func, data):
"""
Recursively iterate (breadth-first) over ancestors of
people listed in start.
Call func(data, pid) for the Id of each person encountered.
Exit and return 1, as soon as func returns true.
Return 0 otherwise.
"""
todo = start
done_ids = set()
while len(todo):
p_handle = todo.pop()
p = db.get_person_from_handle(p_handle)
# Don't process the same handle twice. This can happen
# if there is a cycle in the database, or if the
# initial list contains X and some of X's ancestors.
if p_handle in done_ids:
continue
done_ids.add(p_handle)
if func(data, p_handle):
return 1
for fam_handle in p.get_parent_family_handle_list():
fam = db.get_family_from_handle(fam_handle)
if fam:
f_handle = fam.get_father_handle()
m_handle = fam.get_mother_handle()
if f_handle: todo.append(f_handle)
if m_handle: todo.append(m_handle)
return 0
def title(n):
return '<span weight="bold" size="larger">%s</span>' % n
def set_title_label(xmlobj, t):
title_label = xmlobj.get_widget('title')
title_label.set_text('<span weight="bold" size="larger">%s</span>' % t)
title_label.set_use_markup(True)
from warnings import warn
def set_titles(window, title, t, msg=None):
warn('The Utils.set_titles is deprecated. Use ManagedWindow methods')
def search_for(name):
if name.startswith( '"' ):
name = name.split('"')[1]
else:
name = name.split()[0]
if constfunc.win():
for i in os.environ['PATH'].split(';'):
fname = os.path.join(i, name)
if os.access(fname, os.X_OK) and not os.path.isdir(fname):
return 1
if os.access(name, os.X_OK) and not os.path.isdir(name):
return 1
else:
for i in os.environ['PATH'].split(':'):
fname = os.path.join(i, name)
if os.access(fname, os.X_OK) and not os.path.isdir(fname):
return 1
return 0
#-------------------------------------------------------------------------
#
# create_id
#
#-------------------------------------------------------------------------
rand = random.Random(time.time())
def create_id():
return "%08x%08x" % ( int(time.time()*10000),
rand.randint(0, sys.maxint))
def create_uid(self, handle=None):
if handle:
uid = uuid.uuid5(GRAMPS_UUID, handle)
else:
uid = uuid.uuid4()
return uid.hex.upper()
class ProbablyAlive(object):
"""
An object to hold the parameters for considering someone alive.
"""
def __init__(self,
db,
max_sib_age_diff=None,
max_age_prob_alive=None,
avg_generation_gap=None):
self.db = db
if max_sib_age_diff is None:
max_sib_age_diff = _MAX_SIB_AGE_DIFF
if max_age_prob_alive is None:
max_age_prob_alive = _MAX_AGE_PROB_ALIVE
if avg_generation_gap is None:
avg_generation_gap = _AVG_GENERATION_GAP
self.MAX_SIB_AGE_DIFF = max_sib_age_diff
self.MAX_AGE_PROB_ALIVE = max_age_prob_alive
self.AVG_GENERATION_GAP = avg_generation_gap
def probably_alive_range(self, person, is_spouse=False):
# FIXME: some of these computed dates need to be a span. For
# example, if a person could be born +/- 20 yrs around
# a date then it should be a span, and yr_offset should
# deal with it as well ("between 1920 and 1930" + 10 =
# "between 1930 and 1940")
if person is None:
return (None, None, "", None)
birth_ref = person.get_birth_ref()
death_ref = person.get_death_ref()
death_date = None
birth_date = None
explain = ""
# If the recorded death year is before current year then
# things are simple.
if death_ref and death_ref.get_role().is_primary():
if death_ref:
death = self.db.get_event_from_handle(death_ref.ref)
if death and death.get_date_object().get_start_date() != gen.lib.Date.EMPTY:
death_date = death.get_date_object()
# Look for Cause Of Death, Burial or Cremation events.
# These are fairly good indications that someone's not alive.
if not death_date:
for ev_ref in person.get_primary_event_ref_list():
if ev_ref:
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_death_fallback():
death_date = ev.get_date_object()
explain = _("death-related evidence")
# If they were born within X years before current year then
# assume they are alive (we already know they are not dead).
if not birth_date:
if birth_ref and birth_ref.get_role().is_primary():
birth = self.db.get_event_from_handle(birth_ref.ref)
if birth and birth.get_date_object().get_start_date() != gen.lib.Date.EMPTY:
birth_date = birth.get_date_object()
# Look for Baptism, etc events.
# These are fairly good indications that someone's birth.
if not birth_date:
for ev_ref in person.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth_fallback():
birth_date = ev.get_date_object()
explain = _("birth-related evidence")
if not birth_date and death_date:
# person died more than MAX after current year
birth_date = death_date.copy_offset_ymd(year=-self.MAX_AGE_PROB_ALIVE)
explain = _("death date")
if not death_date and birth_date:
# person died more than MAX after current year
death_date = birth_date.copy_offset_ymd(year=self.MAX_AGE_PROB_ALIVE)
explain = _("birth date")
if death_date and birth_date:
return (birth_date, death_date, explain, person) # direct self evidence
# Neither birth nor death events are available. Try looking
# at siblings. If a sibling was born more than X years past,
# or more than Z future, then probably this person is
# not alive. If the sibling died more than X years
# past, or more than X years future, then probably not alive.
family_list = person.get_parent_family_handle_list()
for family_handle in family_list:
family = self.db.get_family_from_handle(family_handle)
if family is None:
continue
for child_ref in family.get_child_ref_list():
child_handle = child_ref.ref
child = self.db.get_person_from_handle(child_handle)
if child is None:
continue
# Go through once looking for direct evidence:
for ev_ref in child.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
# if sibling birth date too far away, then not alive:
year = dobj.get_year()
if year != 0:
# sibling birth date
return (gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF),
gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF + self.MAX_AGE_PROB_ALIVE),
_("sibling birth date"),
child)
elif ev and ev.type.is_death():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
# if sibling death date too far away, then not alive:
year = dobj.get_year()
if year != 0:
# sibling death date
return (gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF - self.MAX_AGE_PROB_ALIVE),
gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF - self.MAX_AGE_PROB_ALIVE
+ self.MAX_AGE_PROB_ALIVE),
_("sibling death date"),
child)
# Go through again looking for fallback:
for ev_ref in child.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
# if sibling birth date too far away, then not alive:
year = dobj.get_year()
if year != 0:
# sibling birth date
return (gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF),
gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF + self.MAX_AGE_PROB_ALIVE),
_("sibling birth-related date"),
child)
elif ev and ev.type.is_death_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
# if sibling death date too far away, then not alive:
year = dobj.get_year()
if year != 0:
# sibling death date
return (gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF - self.MAX_AGE_PROB_ALIVE),
gen.lib.Date().copy_ymd(year - self.MAX_SIB_AGE_DIFF - self.MAX_AGE_PROB_ALIVE + self.MAX_AGE_PROB_ALIVE),
_("sibling death-related date"),
child)
if not is_spouse: # if you are not in recursion, let's recurse:
for family_handle in person.get_family_handle_list():
family = self.db.get_family_from_handle(family_handle)
if family:
mother_handle = family.get_mother_handle()
father_handle = family.get_father_handle()
if mother_handle == person.handle and father_handle:
father = self.db.get_person_from_handle(father_handle)
date1, date2, explain, other = self.probably_alive_range(father, is_spouse=True)
if date1 and date2:
return date1, date2, _("a spouse, ") + explain, other
elif father_handle == person.handle and mother_handle:
mother = self.db.get_person_from_handle(mother_handle)
date1, date2, explain, other = self.probably_alive_range(mother, is_spouse=True)
if date1 and date2:
return date1, date2, _("a spouse, ") + explain, other
# Let's check the family events and see if we find something
for ref in family.get_event_ref_list():
if ref:
event = self.db.get_event_from_handle(ref.ref)
if event:
date = event.get_date_object()
year = date.get_year()
if year != 0:
other = None
if person.handle == mother_handle and father_handle:
other = self.db.get_person_from_handle(father_handle)
elif person.handle == father_handle and mother_handle:
other = self.db.get_person_from_handle(mother_handle)
return (gen.lib.Date().copy_ymd(year - self.AVG_GENERATION_GAP),
gen.lib.Date().copy_ymd(year - self.AVG_GENERATION_GAP +
self.MAX_AGE_PROB_ALIVE),
_("event with spouse"), other)
# Try looking for descendants that were born more than a lifespan
# ago.
def descendants_too_old (person, years):
for family_handle in person.get_family_handle_list():
family = self.db.get_family_from_handle(family_handle)
if not family:
# can happen with LivingProxyDb(PrivateProxyDb(db))
continue
for child_ref in family.get_child_ref_list():
child_handle = child_ref.ref
child = self.db.get_person_from_handle(child_handle)
child_birth_ref = child.get_birth_ref()
if child_birth_ref:
child_birth = self.db.get_event_from_handle(child_birth_ref.ref)
dobj = child_birth.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
d = gen.lib.Date(dobj)
val = d.get_start_date()
val = d.get_year() - years
d.set_year(val)
return (d, d.copy_offset_ymd(self.MAX_AGE_PROB_ALIVE),
_("descendant birth date"),
child)
child_death_ref = child.get_death_ref()
if child_death_ref:
child_death = self.db.get_event_from_handle(child_death_ref.ref)
dobj = child_death.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- self.AVG_GENERATION_GAP),
dobj.copy_offset_ymd(- self.AVG_GENERATION_GAP + self.MAX_AGE_PROB_ALIVE),
_("descendant death date"),
child)
date1, date2, explain, other = descendants_too_old (child, years + self.AVG_GENERATION_GAP)
if date1 and date2:
return date1, date2, explain, other
# Check fallback data:
for ev_ref in child.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
d = gen.lib.Date(dobj)
val = d.get_start_date()
val = d.get_year() - years
d.set_year(val)
return (d, d.copy_offset_ymd(self.MAX_AGE_PROB_ALIVE),
_("descendant birth-related date"),
child)
elif ev and ev.type.is_death_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- self.AVG_GENERATION_GAP),
dobj.copy_offset_ymd(- self.AVG_GENERATION_GAP + self.MAX_AGE_PROB_ALIVE),
_("descendant death-related date"),
child)
return (None, None, "", None)
# If there are descendants that are too old for the person to have
# been alive in the current year then they must be dead.
date1, date2, explain, other = None, None, "", None
try:
date1, date2, explain, other = descendants_too_old(person, self.AVG_GENERATION_GAP)
except RuntimeError:
raise Errors.DatabaseError(
_("Database error: %s is defined as his or her own ancestor") %
name_displayer.display(person))
if date1 and date2:
return (date1, date2, explain, other)
def ancestors_too_old(person, year):
family_handle = person.get_main_parents_family_handle()
if family_handle:
family = self.db.get_family_from_handle(family_handle)
if not family:
# can happen with LivingProxyDb(PrivateProxyDb(db))
return (None, None, "", None)
father_handle = family.get_father_handle()
if father_handle:
father = self.db.get_person_from_handle(father_handle)
father_birth_ref = father.get_birth_ref()
if father_birth_ref and father_birth_ref.get_role().is_primary():
father_birth = self.db.get_event_from_handle(
father_birth_ref.ref)
dobj = father_birth.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year),
dobj.copy_offset_ymd(- year + self.MAX_AGE_PROB_ALIVE),
_("ancestor birth date"),
father)
father_death_ref = father.get_death_ref()
if father_death_ref and father_death_ref.get_role().is_primary():
father_death = self.db.get_event_from_handle(
father_death_ref.ref)
dobj = father_death.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE),
dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE + self.MAX_AGE_PROB_ALIVE),
_("ancestor death date"),
father)
# Check fallback data:
for ev_ref in father.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year),
dobj.copy_offset_ymd(- year + self.MAX_AGE_PROB_ALIVE),
_("ancestor birth-related date"),
father)
elif ev and ev.type.is_death_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE),
dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE + self.MAX_AGE_PROB_ALIVE),
_("ancestor death-related date"),
father)
date1, date2, explain, other = ancestors_too_old (father, year - self.AVG_GENERATION_GAP)
if date1 and date2:
return date1, date2, explain, other
mother_handle = family.get_mother_handle()
if mother_handle:
mother = self.db.get_person_from_handle(mother_handle)
mother_birth_ref = mother.get_birth_ref()
if mother_birth_ref and mother_birth_ref.get_role().is_primary():
mother_birth = self.db.get_event_from_handle(mother_birth_ref.ref)
dobj = mother_birth.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year),
dobj.copy_offset_ymd(- year + self.MAX_AGE_PROB_ALIVE),
_("ancestor birth date"),
mother)
mother_death_ref = mother.get_death_ref()
if mother_death_ref and mother_death_ref.get_role().is_primary():
mother_death = self.db.get_event_from_handle(
mother_death_ref.ref)
dobj = mother_death.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE),
dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE + self.MAX_AGE_PROB_ALIVE),
_("ancestor death date"),
mother)
# Check fallback data:
for ev_ref in mother.get_primary_event_ref_list():
ev = self.db.get_event_from_handle(ev_ref.ref)
if ev and ev.type.is_birth_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year),
dobj.copy_offset_ymd(- year + self.MAX_AGE_PROB_ALIVE),
_("ancestor birth-related date"),
mother)
elif ev and ev.type.is_death_fallback():
dobj = ev.get_date_object()
if dobj.get_start_date() != gen.lib.Date.EMPTY:
return (dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE),
dobj.copy_offset_ymd(- year - self.MAX_AGE_PROB_ALIVE + self.MAX_AGE_PROB_ALIVE),
_("ancestor death-related date"),
mother)
date1, date2, explain, other = ancestors_too_old (mother, year - self.AVG_GENERATION_GAP)
if date1 and date2:
return (date1, date2, explain, other)
return (None, None, "", None)
# If there are ancestors that would be too old in the current year
# then assume our person must be dead too.
date1, date2, explain, other = ancestors_too_old (person, - self.AVG_GENERATION_GAP)
if date1 and date2:
return (date1, date2, explain, other)
# If we can't find any reason to believe that they are dead we
# must assume they are alive.
return (None, None, "", None)
#-------------------------------------------------------------------------
#
# probably_alive
#
#-------------------------------------------------------------------------
def probably_alive(person, db,
current_date=None,
limit=0,
max_sib_age_diff=None,
max_age_prob_alive=None,
avg_generation_gap=None,
return_range=False):
"""
Return true if the person may be alive on current_date.
This works by a process of emlimination. If we can't find a good
reason to believe that someone is dead then we assume they must
be alive.
:param current_date: a date object that is not estimated or modified
(defaults to today)
:param limit: number of years to check beyond death_date
:param max_sib_age_diff: maximum sibling age difference, in years
:param max_age_prob_alive: maximum age of a person, in years
:param avg_generation_gap: average generation gap, in years
"""
# First, get the real database to use all people
# for determining alive status:
basedb = db.basedb
# Now, we create a wrapper for doing work:
pb = ProbablyAlive(basedb, max_sib_age_diff,
max_age_prob_alive,
avg_generation_gap)
birth, death, explain, relative = pb.probably_alive_range(person)
if current_date is None:
current_date = gen.lib.date.Today()
if not birth or not death:
# no evidence, must consider alive
return (True, None, None, _("no evidence"), None)
# must have dates from here:
if limit:
death += limit # add these years to death
# Finally, check to see if current_date is between dates
result = (current_date.match(birth, ">=") and
current_date.match(death, "<="))
if return_range:
return (result, birth, death, explain, relative)
else:
return result
def probably_alive_range(person, db,
max_sib_age_diff=None,
max_age_prob_alive=None,
avg_generation_gap=None):
"""
Computes estimated birth and death dates.
Returns: (birth_date, death_date, explain_text, related_person)
"""
# First, find the real database to use all people
# for determining alive status:
from gen.proxy.proxybase import ProxyDbBase
basedb = db
while isinstance(basedb, ProxyDbBase):
basedb = basedb.db
# Now, we create a wrapper for doing work:
pb = ProbablyAlive(basedb, max_sib_age_diff,
max_age_prob_alive, avg_generation_gap)
return pb.probably_alive_range(person)
#-------------------------------------------------------------------------
#
# Other util functions
#
#-------------------------------------------------------------------------
def get_referents(handle, db, primary_objects):
""" Find objects that refer to an object.
This function is the base for other get_<object>_referents finctions.
"""
# Use one pass through the reference map to grab all the references
object_list = list(db.find_backlink_handles(handle))
# Then form the object-specific lists
the_lists = ()
for primary in primary_objects:
primary_list = [item[1] for item in object_list if item[0] == primary]
the_lists = the_lists + (primary_list, )
return the_lists
def get_source_referents(source_handle, db):
""" Find objects that refer the source.
This function finds all primary objects that refer (directly or through
secondary child-objects) to a given source handle in a given database.
"""
_primaries = ('Person', 'Family', 'Event', 'Place',
'Source', 'MediaObject', 'Repository')
return (get_referents(source_handle, db, _primaries))
def get_media_referents(media_handle, db):
""" Find objects that refer the media object.
This function finds all primary objects that refer
to a given media handle in a given database.
"""
_primaries = ('Person', 'Family', 'Event', 'Place', 'Source')
return (get_referents(media_handle, db, _primaries))
def get_note_referents(note_handle, db):
""" Find objects that refer a note object.
This function finds all primary objects that refer
to a given note handle in a given database.
"""
_primaries = ('Person', 'Family', 'Event', 'Place',
'Source', 'MediaObject', 'Repository')
return (get_referents(note_handle, db, _primaries))
#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
_NEW_NAME_PATTERN = '%s%sUntitled_%d.%s'
def get_new_filename(ext, folder='~/'):
ix = 1
while os.path.isfile(os.path.expanduser(_NEW_NAME_PATTERN %
(folder, os.path.sep, ix, ext))):
ix = ix + 1
return os.path.expanduser(_NEW_NAME_PATTERN % (folder, os.path.sep, ix, ext))
def get_empty_tempdir(dirname):
""" Return path to TEMP_DIR/dirname, a guaranteed empty directory
makes intervening directories if required
fails if _file_ by that name already exists,
or for inadequate permissions to delete dir/files or create dir(s)
"""
dirpath = os.path.join(TEMP_DIR,dirname)
if os.path.isdir(dirpath):
shutil.rmtree(dirpath)
os.makedirs(dirpath)
dirpath = get_unicode_path_from_env_var(dirpath)
return dirpath
def rm_tempdir(path):
"""Remove a tempdir created with get_empty_tempdir"""
if path.startswith(TEMP_DIR) and os.path.isdir(path):
shutil.rmtree(path)
def cast_to_bool(val):
if val == str(True):
return True
return False
def get_type_converter(val):
"""
Return function that converts strings into the type of val.
"""
val_type = type(val)
if val_type in (str, unicode):
return unicode
elif val_type == int:
return int
elif val_type == float:
return float
elif val_type == bool:
return cast_to_bool
elif val_type in (list, tuple):
return list
def type_name(val):
"""
Return the name the type of val.
Only numbers and strings are supported.
The rest becomes strings (unicode).
"""
val_type = type(val)
if val_type == int:
return 'int'
elif val_type == float:
return 'float'
elif val_type == bool:
return 'bool'
elif val_type in (str, unicode):
return 'unicode'
return 'unicode'
def get_type_converter_by_name(val_str):
"""
Return function that converts strings into the type given by val_str.
Only numbers and strings are supported.
The rest becomes strings (unicode).
"""
if val_str == 'int':
return int
elif val_str == 'float':
return float
elif val_str == 'bool':
return cast_to_bool
elif val_str in ('str', 'unicode'):
return unicode
return unicode
def relative_path(original, base):
"""
Calculate the relative path from base to original, with base a directory,
and original an absolute path
On problems, original is returned unchanged
"""
if not os.path.isdir(base):
return original
#original and base must be absolute paths
if not os.path.isabs(base):
return original
if not os.path.isabs(original):
return original
original = os.path.normpath(original)
base = os.path.normpath(base)
# If the db_dir and obj_dir are on different drives (win only)
# then there cannot be a relative path. Return original obj_path
(base_drive, base) = os.path.splitdrive(base)
(orig_drive, orig_name) = os.path.splitdrive(original)
if base_drive.upper() != orig_drive.upper():
return original
# Starting from the filepath root, work out how much of the filepath is
# shared by base and target.
base_list = (base).split(os.sep)
target_list = (orig_name).split(os.sep)
# make sure '/home/person' and 'c:/home/person' both give
# list ['home', 'person']
base_list = filter(None, base_list)
target_list = filter(None, target_list)
i = -1
for i in range(min(len(base_list), len(target_list))):
if base_list[i] <> target_list[i]: break
else:
#if break did not happen we are here at end, and add 1.
i += 1
rel_list = [os.pardir] * (len(base_list)-i) + target_list[i:]
return os.path.join(*rel_list)
def media_path(db):
"""
Given a database, return the mediapath to use as basedir for media
"""
mpath = db.get_mediapath()
if mpath is None:
#use home dir
mpath = USER_HOME
return mpath
def media_path_full(db, filename):
"""
Given a database and a filename of a media, return the media filename
is full form, eg 'graves/tomb.png' becomes '/home/me/genea/graves/tomb.png
"""
if os.path.isabs(filename):
return filename
mpath = media_path(db)
return os.path.join(mpath, filename)
def profile(func, *args):
import hotshot.stats
prf = hotshot.Profile('mystats.profile')
print "Start"
prf.runcall(func, *args)
print "Finished"
prf.close()
print "Loading profile"
stats = hotshot.stats.load('mystats.profile')
print "done"
stats.strip_dirs()
stats.sort_stats('time', 'calls')
stats.print_stats(100)
stats.print_callers(100)
#-------------------------------------------------------------------------
#
# Keyword translation interface
#
#-------------------------------------------------------------------------
# keyword, code, translated standard, translated upper
KEYWORDS = [("title", "t", _("Person|Title"), _("Person|TITLE")),
("given", "f", _("Given"), _("GIVEN")),
("surname", "l", _("Surname"), _("SURNAME")),
("call", "c", _("Name|Call"), _("Name|CALL")),
("common", "x", _("Name|Common"), _("Name|COMMON")),
("initials", "i", _("Initials"), _("INITIALS")),
("suffix", "s", _("Suffix"), _("SUFFIX")),
("rawsurnames", "q", _("Rawsurnames"), _("RAWSURNAMES")),
("patronymic", "y", _("Patronymic"), _("PATRONYMIC")),
("notpatronymic", "o", _("Notpatronymic"),_("NOTPATRONYMIC")),
("primary", "m", _("Primary"), _("PRIMARY")),
("prefix", "p", _("Prefix"), _("PREFIX")),
("nickname", "n", _("Nickname"), _("NICKNAME")),
("familynick", "g", _("Familynick"), _("FAMILYNICK")),
]
KEY_TO_TRANS = {}
TRANS_TO_KEY = {}
for (key, code, standard, upper) in KEYWORDS:
KEY_TO_TRANS[key] = standard
KEY_TO_TRANS[key.upper()] = upper
KEY_TO_TRANS["%" + ("%s" % code)] = standard
KEY_TO_TRANS["%" + ("%s" % code.upper())] = upper
TRANS_TO_KEY[standard.lower()] = key
TRANS_TO_KEY[standard] = key
TRANS_TO_KEY[upper] = key.upper()
def get_translation_from_keyword(keyword):
""" Return the translation of keyword """
return KEY_TO_TRANS.get(keyword, keyword)
def get_keyword_from_translation(word):
""" Return the keyword of translation """
return TRANS_TO_KEY.get(word, word)
def get_keywords():
""" Get all keywords, longest to shortest """
keys = KEY_TO_TRANS.keys()
keys.sort(lambda a,b: -cmp(len(a), len(b)))
return keys
def get_translations():
""" Get all translations, longest to shortest """
trans = TRANS_TO_KEY.keys()
trans.sort(lambda a,b: -cmp(len(a), len(b)))
return trans
#-------------------------------------------------------------------------
#
# Config-based functions
#
#-------------------------------------------------------------------------
def get_researcher():
"""
Return a new database owner with the default values from the config file.
"""
name = config.get('researcher.researcher-name')
address = config.get('researcher.researcher-addr')
locality = config.get('researcher.researcher-locality')
city = config.get('researcher.researcher-city')
state = config.get('researcher.researcher-state')
country = config.get('researcher.researcher-country')
post_code = config.get('researcher.researcher-postal')
phone = config.get('researcher.researcher-phone')
email = config.get('researcher.researcher-email')
owner = gen.lib.Researcher()
owner.set_name(name)
owner.set_address(address)
owner.set_locality(locality)
owner.set_city(city)
owner.set_state(state)
owner.set_country(country)
owner.set_postal_code(post_code)
owner.set_phone(phone)
owner.set_email(email)
return owner
def update_constants():
"""
Used to update the constants that are cached in this module.
"""
import config
global _MAX_AGE_PROB_ALIVE, _MAX_SIB_AGE_DIFF, _AVG_GENERATION_GAP
_MAX_AGE_PROB_ALIVE = config.get('behavior.max-age-prob-alive')
_MAX_SIB_AGE_DIFF = config.get('behavior.max-sib-age-diff')
_AVG_GENERATION_GAP = config.get('behavior.avg-generation-gap')
#-------------------------------------------------------------------------
#
# Function to return the name of the main participant of an event
#
#-------------------------------------------------------------------------
def get_participant_from_event(db, event_handle):
"""
Obtain the first primary or family participant to an event we find in the
database. Note that an event can have more than one primary or
family participant, only one is returned, adding ellipses if there are
more.
"""
participant = ""
ellipses = False
result_list = list(db.find_backlink_handles(event_handle,
include_classes=['Person', 'Family']))
#obtain handles without duplicates
people = set([x[1] for x in result_list if x[0] == 'Person'])
families = set([x[1] for x in result_list if x[0] == 'Family'])
for personhandle in people:
person = db.get_person_from_handle(personhandle)
if not person:
continue
for event_ref in person.get_event_ref_list():
if event_handle == event_ref.ref and \
event_ref.get_role().is_primary():
if participant:
ellipses = True
else:
participant = name_displayer.display(person)
break
if ellipses:
break
if ellipses:
return _('%s, ...') % participant
for familyhandle in families:
family = db.get_family_from_handle(familyhandle)
for event_ref in family.get_event_ref_list():
if event_handle == event_ref.ref and \
event_ref.get_role().is_family():
if participant:
ellipses = True
else:
participant = family_name(family, db)
break
if ellipses:
break
if ellipses:
return _('%s, ...') % participant
else:
return participant
#-------------------------------------------------------------------------
#
# Function to return children's list of a person
#
#-------------------------------------------------------------------------
def find_children(db,p):
"""
Return the list of all children's IDs for a person.
"""
childlist = []
for family_handle in p.get_family_handle_list():
family = db.get_family_from_handle(family_handle)
for child_ref in family.get_child_ref_list():
childlist.append(child_ref.ref)
return childlist
#-------------------------------------------------------------------------
#
# Function to return parent's list of a person
#
#-------------------------------------------------------------------------
def find_parents(db,p):
"""
Return the unique list of all parents' IDs for a person.
"""
parentlist = []
for f in p.get_parent_family_handle_list():
family = db.get_family_from_handle(f)
father_handle = family.get_father_handle()
mother_handle = family.get_mother_handle()
if father_handle not in parentlist:
parentlist.append(father_handle)
if mother_handle not in parentlist:
parentlist.append(mother_handle)
return parentlist
#-------------------------------------------------------------------------
#
# Function to return persons, that share the same event.
# This for example links witnesses to the tree
#
#-------------------------------------------------------------------------
def find_witnessed_people(db,p):
people = []
for event_ref in p.get_event_ref_list():
for l in db.find_backlink_handles( event_ref.ref):
if l[0] == 'Person' and l[1] != p.get_handle() and l[1] not in people:
people.append(l[1])
if l[0] == 'Family':
fam = db.get_family_from_handle(l[1])
if fam:
father_handle = fam.get_father_handle()
if father_handle and father_handle != p.get_handle() and father_handle not in people:
people.append(father_handle)
mother_handle = fam.get_mother_handle()
if mother_handle and mother_handle != p.get_handle() and mother_handle not in people:
people.append(mother_handle)
for f in p.get_family_handle_list():
family = db.get_family_from_handle(f)
for event_ref in family.get_event_ref_list():
for l in db.find_backlink_handles( event_ref.ref):
if l[0] == 'Person' and l[1] != p.get_handle() and l[1] not in people:
people.append(l[1])
for pref in p.get_person_ref_list():
if pref.ref != p.get_handle and pref.ref not in people:
people.append(pref.ref)
return people
#-------------------------------------------------------------------------
#
# Function to return a label to display the active object in the status bar
# and to describe bookmarked objects.
#
#-------------------------------------------------------------------------
def navigation_label(db, nav_type, handle):
label = None
obj = None
if nav_type == 'Person':
obj = db.get_person_from_handle(handle)
if obj:
label = name_displayer.display(obj)
elif nav_type == 'Family':
obj = db.get_family_from_handle(handle)
if obj:
label = family_name(obj, db)
elif nav_type == 'Event':
obj = db.get_event_from_handle(handle)
if obj:
who = get_participant_from_event(db, handle)
desc = obj.get_description()
label = obj.get_type()
if desc:
label = '%s - %s' % (label, desc)
if who:
label = '%s - %s' % (label, who)
elif nav_type == 'Place':
obj = db.get_place_from_handle(handle)
if obj:
label = obj.get_title()
elif nav_type == 'Source':
obj = db.get_source_from_handle(handle)
if obj:
label = obj.get_title()
elif nav_type == 'Repository':
obj = db.get_repository_from_handle(handle)
if obj:
label = obj.get_name()
elif nav_type == 'Media':
obj = db.get_object_from_handle(handle)
if obj:
label = obj.get_description()
elif nav_type == 'Note':
obj = db.get_note_from_handle(handle)
if obj:
label = obj.get()
# When strings are cut, make sure they are unicode
#otherwise you may end of with cutting within an utf-8 sequence
label = unicode(label)
label = " ".join(label.split())
if len(label) > 40:
label = label[:40] + "..."
if label and obj:
label = '[%s] %s' % (obj.get_gramps_id(), label)
return (label, obj)
#-------------------------------------------------------------------------
#
# Format the date and time displayed in the Last Changed column in views.
#
#-------------------------------------------------------------------------
def format_time(secs):
"""
Format a time in seconds as a date in the preferred date format and a
24 hour time as hh:mm:ss.
"""
t = time.localtime(secs)
d = Date(t.tm_year, t.tm_mon, t.tm_mday)
return DateHandler.displayer.display(d) + time.strftime(' %X', t)
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