Initial revision

svn: r1140

src/plugins/ReorderIds.py

@@ -0,0 +1,127 @@
+#
+# Gramps - a GTK+/GNOME based genealogy program
+#
+# Copyright (C) 2000  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
+#
+
+"""
+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
+import intl
+
+_ = intl.gettext
+
+_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):
+        self.db = db
+
+        self.reorder(db.getPersonMap(),db.iprefix,db.buildPersonDisplay)
+        self.reorder(db.getFamilyMap(),db.fprefix,None)
+        self.reorder(db.getObjectMap(),db.oprefix,None)
+        self.reorder(db.getSourceMap(),db.sprefix,db.buildSourceDisplay)
+        self.reorder(db.getPlaceMap(),db.pprefix,db.buildPlaceDisplay)
+        Utils.modified()
+        callback(1)
+
+    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 = []
+        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
+
+                index = match.groups()[0]
+                newid = prefix % int(index)
+                if newid == id:
+                    continue
+                elif data_map.has_key(newid):
+                    dups.append(id)
+                else:
+                    newids.append(id)
+                    data = data_map[id]
+                    data.setId(newid)
+                    data_map[newid] = data
+                    del data_map[id]
+                    if update:
+                        update(newid,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 newid not in newids:
+                    break
+                index = index + 1
+            newids.append(newid)
+            data = data_map[id]
+            data.setId(newid)
+            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.")
+    )
+