(fix) fixed domain placeholder issue when using sogo-tool (fixes #4723)

NEWS

@@ -26,6 +26,7 @@ Bug fixes
  - [core] consider DAVx5 like Apple Calendar (#4304)
  - [core] improve handling of signer certificate (#4742)
  - [core] added safety checks in S/MIME (#4745)
+ - [core] fixed domain placeholder issue when using sogo-tool (#4723)
 
 4.0.7 (2019-02-27)
 ------------------

SoObjects/SOGo/LDAPSource.h

@@ -123,6 +123,8 @@ andMultipleBookingsField: (NSString *) newMultipleBookingsField;
 
 - (void) applyContactMappingToResult: (NSMutableDictionary *) ldifRecord;
 
+- (void) updateBaseDNFromLogin: (NSString *) theLogin;
+
 @end
 
 #endif /* LDAPSOURCE_H */

SoObjects/SOGo/SOGoUserManager.m

@@ -837,6 +837,10 @@ static Class NSNullK;
     {
       currentSource = [_sources objectForKey: sourceID];
 
+      // We update the placeholder in the LDAP source if needed
+      if ([currentSource conformsToProtocol: @protocol(SOGoDNSource)])
+        [currentSource updateBaseDNFromLogin: theUID];
+
       // Use the provided domain during the lookup. If none is defined, use the source's one
       // so if there's a match based on the source's domain, the user ID will be associated
       // to the right source.
@@ -1078,7 +1082,7 @@ static Class NSNullK;
 
                   [self _retainUser: currentUser  withLogin: cacheUid];
                 }
-            }
+            } // if (newUser)
         }
     }
   else