Fix imleicit 'and' operator precedence: make it behave just like an explicit 'and' operator.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@26799 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ZSQLCatalog/SearchText/AdvancedSearchTextParser.py

@@ -150,20 +150,20 @@ class AdvancedSearchTextParser(lexer):
 
   def p_seach_text(self, p):
     '''search_text : and_expression
-                   | and_expression OR search_text
-                   | and_expression search_text'''
+                   | and_expression OR search_text'''
     if len(p) == 2:
       p[0] = p[1]
-    elif len(p) == 3:
-      p[0] = p[1].push('and', p[2])
     else:
       p[0] = p[1].push('or', p[3])
 
   def p_and_expression(self, p):
     '''and_expression : boolean_expression
+                      | boolean_expression and_expression
                       | boolean_expression AND and_expression'''
     if len(p) == 2:
       p[0] = p[1]
+    elif len(p) == 3:
+      p[0] = p[1].push('and', p[2])
     else:
       p[0] = p[1].push('and', p[3])