[minor] added int, float, long in eval globals

frappe/__init__.py

@@ -1324,6 +1324,12 @@ def bold(text):
 
 def safe_eval(code, eval_globals=None, eval_locals=None):
 	'''A safer `eval`'''
+	whitelisted_globals = {
+		"int": int,
+		"float": float,
+		"long": long
+	}
+	
 	if '__' in code:
 		throw('Illegal rule {0}. Cannot use "__"'.format(bold(code)))
 
@@ -1331,4 +1337,6 @@ def safe_eval(code, eval_globals=None, eval_locals=None):
 		eval_globals = {}
 	eval_globals['__builtins__'] = {}
 
+	eval_globals.update(whitelisted_globals)
+
 	return eval(code, eval_globals, eval_locals)