gramps/src/plugins/ReorderIds.py

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#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2003 Donald N. Allingham
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#
# 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
#
# $Id$
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"""
Change id IDs of all the elements in the database to conform to the
scheme specified in the database's prefix ids
"""
import re
import Utils
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from gettext import gettext as _
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_findint = re.compile('^[^\d]*(\d+)[^\d]*')
def runTool(db,active_person,callback):
"""Changed person, family, object, source, and place ids"""
try:
ReorderIds(db,callback)
except:
import DisplayTrace
DisplayTrace.DisplayTrace()
class ReorderIds:
def __init__(self,db,callback):
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self.db = db
self.reorder(db.get_person_id_map(),db.iprefix,db.build_person_display)
self.reorder(db.get_family_id_map(),db.fprefix,None)
self.reorder(db.get_object_map(),db.oprefix,None)
self.reorder(db.get_source_map(),db.sprefix,db.build_source_display)
self.reorder(db.get_place_id_map(),db.pprefix,db.build_place_display)
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Utils.modified()
Utils.history_broken()
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callback(1)
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def reorder(self,data_map,prefix,update):
"""Try to extract the old integer out of the id, and reuse it
if possible. Otherwise, blindly renumber those that can't."""
dups = []
newids = {}
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key_list = []
# search all ids in the map
for x in data_map.keys():
key_list.append(x)
for id in key_list:
# attempt to extract integer, if we can't, treat it as a
# duplicate
match = _findint.match(id)
if match:
# get the integer, build the new id. Make sure it
# hasn't already been chosen. If it has, put this
# in the duplicate id list
try:
index = match.groups()[0]
newid = prefix % int(index)
if newid == id:
newids[newid] = id
continue
elif data_map.has_key(newid):
dups.append(id)
else:
data = data_map[id]
data_map[newid] = data
newids[newid] = id
data.set_id(newid)
del data_map[id]
if update:
update(newid,id)
except:
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dups.append(id)
else:
dups.append(id)
# go through the duplicates, looking for the first availble
# id that matches the new scheme.
index = 0
for id in dups:
while 1:
newid = prefix % index
if not newids.has_key(newid):
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break
index = index + 1
newids[newid] = newid
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data = data_map[id]
data.set_id(newid)
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data_map[newid] = data
if update:
update(newid,id)
del data_map[id]
#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
from Plugins import register_tool
register_tool(
runTool,
_("Reorder gramps IDs"),
category=_("Database Processing"),
description=_("Reorders the gramps IDs according to gramps' default rules.")
)