gramps/src/web/djangodb.py

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# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2009 Douglas S. Blank <doug.blank@gmail.com>
#
# 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
#
# $Id$
#
""" Implements a Db interface """
#------------------------------------------------------------------------
#
# Gramps Modules
#
#------------------------------------------------------------------------
import web
import gen
from gen.db import DbBase
from web.libdjango import DjangoInterface
# from ReportBase._CommandLineReport import run_report
# import djangodb
# db = djangodb.DjangoDb()
# run_report(db, "ancestor_report", off="txt", of="ar.txt", pid="I37")
class Cursor(object):
def __init__(self, model, func):
self.model = model
self.func = func
def __enter__(self):
return self
def __iter__(self):
return self.__next__()
def __next__(self):
for item in self.model.all():
yield (item.handle, self.func(item))
def __exit__(self, *args, **kwargs):
pass
class DjangoDb(DbBase):
"""
A Gramps Database Backend. This replicates the grampsdb functions.
"""
def __init__(self):
super(DjangoDb, self).__init__()
self.dji = DjangoInterface()
self.readonly = False
self.db_is_open = True
self.name_formats = range(4)
self.bookmarks = []
self.family_bookmarks = []
self.event_bookmarks = []
self.place_bookmarks = []
self.source_bookmarks = []
self.repo_bookmarks = []
self.media_bookmarks = []
self.note_bookmarks = []
def get_researcher(self):
obj = gen.lib.Name()
return obj
def get_event_from_handle(self, handle):
obj = gen.lib.Event()
obj.unserialize(self.dji.get_event(self.dji.Event.get(handle=handle)))
return obj
def get_family_from_handle(self, handle):
obj = gen.lib.Family()
obj.unserialize(self.dji.get_family(self.dji.Family.get(handle=handle)))
return obj
def get_person_from_handle(self, handle):
obj = gen.lib.Person()
data = self.dji.get_person(self.dji.Person.get(handle=handle))
obj.unserialize(data)
return obj
def get_place_from_handle(self, handle):
obj = gen.lib.Place()
obj.unserialize(self.dji.get_place(self.dji.Place.get(handle=handle)))
return obj
def get_source_from_handle(self, handle):
obj = gen.lib.Source()
obj.unserialize(self.dji.get_source(self.dji.Source.get(handle=handle)))
return obj
def get_note_from_handle(self, handle):
obj = gen.lib.Note()
obj.unserialize(self.dji.get_note(self.dji.Note.get(handle=handle)))
return obj
def get_person_handles(self):
return [person.handle for person in self.dji.Person.all()]
def get_default_person(self):
return None
def iter_person_handles(self):
return (person.handle for person in self.dji.Person.all())
def iter_families(self):
return (self.get_family_from_handle(family.handle)
for family in self.dji.Family.all())
def get_person_from_gramps_id(self, gramps_id):
obj = gen.lib.Person()
match_list = self.dji.Person.filter(gramps_id=gramps_id)
if match_list.count() > 0:
data = self.dji.get_person(
match_list[0]
)
obj.unserialize(data)
return obj
else:
return None
def get_number_of_people(self):
return self.dji.Person.count()
def get_number_of_families(self):
return self.dji.Family.count()
def get_number_of_notes(self):
return self.dji.Note.count()
def get_number_of_sources(self):
return self.dji.Source.count()
def get_number_of_media_objects(self):
return self.dji.Media.count()
def get_number_of_repositories(self):
return self.dji.Repository.count()
def get_place_cursor(self):
return Cursor(self.dji.Place, self.dji.get_place)
def get_person_cursor(self):
return Cursor(self.dji.Person, self.dji.get_person)
def get_family_cursor(self):
return Cursor(self.dji.Family, self.dji.get_family)
def get_events_cursor(self):
return Cursor(self.dji.Event, self.dji.get_event)
def get_source_cursor(self):
return Cursor(self.dji.Source, self.dji.get_source)
def has_person_handle(self, handle):
return self.dji.Person.filter(handle=handle).count() == 1
def has_family_handle(self, handle):
return self.dji.Family.filter(handle=handle).count() == 1
def has_source_handle(self, handle):
return self.dji.Source.filter(handle=handle).count() == 1
def has_repository_handle(self, handle):
return self.dji.Repository.filter(handle=handle).count() == 1
def has_note_handle(self, handle):
return self.dji.Note.filter(handle=handle).count() == 1
def has_place_handle(self, handle):
return self.dji.Place.filter(handle=handle).count() == 1
def get_raw_person_data(self, handle):
return self.dji.get_person(self.dji.Person.get(handle=handle))
def get_raw_family_data(self, handle):
return self.dji.get_family(self.dji.Family.get(handle=handle))
def get_raw_source_data(self, handle):
return self.dji.get_source(self.dji.Source.get(handle=handle))
def get_raw_repository_data(self, handle):
return self.dji.get_repository(self.dji.Repository.get(handle=handle))
def get_raw_note_data(self, handle):
return self.dji.get_note(self.dji.Note.get(handle=handle))
def get_raw_place_data(self, handle):
return self.dji.get_place(self.dji.Place.get(handle=handle))
def add_person(self, person, trans, set_gid=True):
pass
# if self.step == 0:
# if not person.handle:
# person.handle = Utils.create_id()
# if not person.gramps_id:
# person.gramps_id = self.find_next_person_gramps_id()
# self.lookup[person.gramps_id] = person.handle
# if self.dji.Person.filter(handle=person.handle).count() == 0:
# print "add_person:", person.handle
# self.dji.add_person(person.serialize())
# else:
# print "update_person:", person.handle
# person.handle = self.lookup[person.gramps_id]
# self.dji.add_person_detail(person.serialize())
def add_family(self, family, trans, set_gid=True):
pass
# if self.step == 0:
# if not family.handle:
# family.handle = Utils.create_id()
# if not family.gramps_id:
# family.gramps_id = self.find_next_family_gramps_id()
# self.lookup[family.gramps_id] = family.handle
# if self.dji.Family.filter(handle=family.handle).count() == 0:
# print "add_family:", family.handle
# self.dji.add_family(family.serialize())
# else:
# family.handle = self.lookup[family.gramps_id]
# self.dji.add_family_detail(family.serialize())
def add_source(self, source, trans, set_gid=True):
pass
#print "add_source:", source.handle
#if not source.handle:
# source.handle = Utils.create_id()
# self.dji.add_source(source.serialize())
#self.dji.add_source_detail(source.serialize())
def add_repository(self, repository, trans, set_gid=True):
pass
#print "add_repository:", repository.handle
#if not repository.handle:
# repository.handle = Utils.create_id()
# self.dji.add_repository(repository.serialize())
#self.dji.add_repository_detail(repository.serialize())
def add_note(self, note, trans, set_gid=True):
pass
#print "add_note:", note.handle
#if not note.handle:
# note.handle = Utils.create_id()
# self.dji.add_note(note.serialize())
#self.dji.add_note_detail(note.serialize())
def add_place(self, place, trans, set_gid=True):
#print "add_place:", place.handle
pass
def add_event(self, event, trans, set_gid=True):
pass
#print "add_event:", event.handle
#if not event.handle:
# event.handle = Utils.create_id()
# self.dji.add_event(event.serialize())
#self.dji.add_event_detail(event.serialize())
def commit_person(self, person, trans, change_time=None):
pass
#print "commit_person:", person.handle
#self.add_person(person, trans)
def commit_family(self, family, trans, change_time=None):
pass
#print "commit_family:", family.handle
#self.add_family(family, trans)
def commit_source(self, source, trans, change_time=None):
pass
#print "commit_source:", source.handle
#self.add_source(source, change_time)
def commit_repository(self, repository, trans, change_time=None):
pass
#print "commit_repository:", repository.handle
#self.add_repository(repository, change_time)
def commit_note(self, note, trans, change_time=None):
pass
#print "commit_note:", note.handle
#self.add_note(note, change_time)
def commit_place(self, place, trans, change_time=None):
pass
#print "commit_place:", place.handle
#if self.dji.Place.filter(handle=place.handle).count() == 0:
# self.dji.add_place(place.serialize())
#self.dji.add_place_detail(place.serialize())
def commit_event(self, event, change_time=None):
pass
#print "commit_event:", event.handle
#self.add_event(event, change_time)
# def find_family_from_handle(self, handle, trans):
# obj = gen.lib.Family()
# results = self.dji.Family.filter(handle=handle)
# if results.count() == 0:
# obj.handle = handle
# new = True
# else:
# data = self.dji.get_family(results[0])
# obj.unserialize(data)
# new = False
# return obj, new