# HG changeset patch
# User Sylvain Thénault <sylvain.thenault@logilab.fr>
# Date 1243260652 -7200
# Node ID 3802c2e37e72b530f964154d038d690fbc67cec7
# Parent  1a0ddb675951f64ed990e7f5b7ab2e46da9f1eb6
handle speaking to an instance using old entity types

diff -r 1a0ddb675951 -r 3802c2e37e72 cwvreg.py
--- a/cwvreg.py	Mon May 25 16:09:34 2009 +0200
+++ b/cwvreg.py	Mon May 25 16:10:52 2009 +0200
@@ -11,7 +11,7 @@
 
 from rql import RQLHelper
 
-from cubicweb import Binary, UnknownProperty, UnknownEid
+from cubicweb import ETYPE_NAME_MAP, Binary, UnknownProperty, UnknownEid
 from cubicweb.vregistry import VRegistry, ObjectNotFound, NoSelectableObject
 from cubicweb.rtags import RTAGS
 
@@ -170,7 +170,10 @@
         # browse ancestors from most specific to most generic and
         # try to find an associated custom entity class
         for baseschema in baseschemas:
-            btype = str(baseschema)
+            try:
+                btype = ETYPE_NAME_MAP[baseschema]
+            except KeyError:
+                btype = str(baseschema)
             try:
                 cls = self.select(self.registry_objects('etypes', btype), etype)
                 break
@@ -387,7 +390,14 @@
             vobject.vreg = self
             vobject.schema = self.schema
             vobject.config = self.config
-        return super(MulCnxCubicWebRegistry, self).select(vobjects, *args, **kwargs)
+        selected = super(MulCnxCubicWebRegistry, self).select(vobjects, *args,
+                                                              **kwargs)
+        # redo the same thing on the instance so it won't use equivalent class
+        # attributes (which may change)
+        selected.vreg = self
+        selected.schema = self.schema
+        selected.config = self.config
+        return selected
 
 from datetime import datetime, date, time, timedelta
 
diff -r 1a0ddb675951 -r 3802c2e37e72 dbapi.py
--- a/dbapi.py	Mon May 25 16:09:34 2009 +0200
+++ b/dbapi.py	Mon May 25 16:10:52 2009 +0200
@@ -13,7 +13,8 @@
 from logging import getLogger
 from time import time, clock
 
-from cubicweb import ConnectionError, RequestSessionMixIn, set_log_methods
+from logilab.common.logging_ext import set_log_methods
+from cubicweb import ETYPE_NAME_MAP, ConnectionError, RequestSessionMixIn
 from cubicweb.cwvreg import CubicWebRegistry, MulCnxCubicWebRegistry
 from cubicweb.cwconfig import CubicWebNoAppConfiguration
 
@@ -101,7 +102,12 @@
             vreg = MulCnxCubicWebRegistry(config, initlog=initlog)
         else:
             vreg = CubicWebRegistry(config, initlog=initlog)
-        vreg.set_schema(repo.get_schema())
+        schema = repo.get_schema()
+        for oldetype, newetype in ETYPE_NAME_MAP.items():
+            if oldetype in schema:
+                print 'aliasing', newetype, 'to', oldetype
+                schema._entities[newetype] = schema._entities[oldetype]
+        vreg.set_schema(schema)
     else:
         vreg = None
     cnx = repo_connect(repo, user, password, cnxprops)
@@ -325,11 +331,6 @@
         self.vreg = None
         # session's data
         self.data = {}
-        # XXX < 3.2 bw compat
-        if 'EUser' in self._repo.get_schema():
-            self._user_etype = 'EUser'
-        else:
-            self._user_etype = 'CWUser'
 
     def __repr__(self):
         if self.anonymous_connection:
@@ -435,9 +436,9 @@
         eid, login, groups, properties = self._repo.user_info(self.sessionid, props)
         if req is None:
             req = self.request()
-        rset = req.eid_rset(eid, self._user_etype)
-        user = self.vreg.etype_class(self._user_etype)(req, rset, row=0, groups=groups,
-                                                       properties=properties)
+        rset = req.eid_rset(eid, 'CWUser')
+        user = self.vreg.etype_class('CWUser')(req, rset, row=0, groups=groups,
+                                               properties=properties)
         user['login'] = login # cache login
         return user