fixed is_single_dt issue in rename function of webnotes.model

py/webnotes/model/__init__.py

@@ -146,7 +146,7 @@ def get_link_fields(dt):
 			((options = '%s' and fieldtype='Link') or \
 			(options = 'link:%s' and fieldtype='Select'))" % (dt, dt))
 
-def rename(dt, old, new, is_doctype = 0):
+def rename(dt, old, new, is_doctype=0):
 	"""
 		Renames a doc(dt, old) to doc(dt, new) and updates all linked fields of type "Link" or "Select" with "link:"
 	"""
@@ -169,14 +169,14 @@ def rename(dt, old, new, is_doctype = 0):
 	update_link_fld_values(ll, old, new)
 
 	# doctype
-	if is_doctype:		
+	if dt=='DocType':		
 		# update options and values where select options contains old dt
 		select_flds = sql("select parent, fieldname from `tabDocField` where parent not like 'old%%' and (options like '%%%s%%' or options like '%%%s%%') and options not like 'link:%%' and fieldtype = 'Select' and parent != '%s'" % ('\n' + old, old + '\n', new))
 		update_link_fld_values(select_flds, old, new)
 	
 		sql("update `tabDocField` set options = replace(options, '%s', '%s') where parent not like 'old%%' and (options like '%%%s%%' or options like '%%%s%%') and options not like 'link:%%' and fieldtype = 'Select' and parent != '%s'" % (old, new, '\n' + old, old + '\n', new))
 
-		if not is_single_dt(old):
+		if not is_single_dt(new):
 			sql("RENAME TABLE `tab%s` TO `tab%s`" % (old, new))
 		else:
 			sql("update tabSingles set doctype = %s where doctype = %s", (new, old))