Implement migration of StringAttributeMatch from filesystem to ZODB.

product/ERP5/Document/StringAttributeMatchConstraint.py

@@ -66,4 +66,38 @@ class StringAttributeMatchConstraint(PropertyExistenceConstraint):
                          regular_expression=repr(regular_expression))))
     return error_list
 
-  _message_id_tuple = ('message_attribute_does_not_match',)
+  _message_id_tuple = PropertyExistenceConstraint._message_id_tuple + \
+      ('message_attribute_does_not_match',)
+
+  @staticmethod
+  def _convertFromFilesystemDefinition(**property_dict):
+    """
+    @see ERP5Type.mixin.constraint.ConstraintMixin._convertFromFilesystemDefinition
+
+    One constraint per regular expression and containing one or several
+    properties is created. Filesystem definition example:
+    { 'id'            : 'title_not_empty',
+      'description'   : 'Title must be defined',
+      'type'          : 'StringAttributeMatch',
+      'title'         : '^[^ ]'
+    }
+    """
+    property_list = property_dict.keys()
+    regex_list = property_dict.values()
+    regex_list_len = len(regex_list)
+    seen_property_set = set()
+    for property_index, property_id in enumerate(property_list):
+      if property_id in seen_property_set:
+        continue
+
+      constraint_property_list = [property_id]
+      constraint_regex = regex_list[property_index]
+      property_index += 1
+      for regex_index, regex in enumerate(regex_list[property_index:], property_index):
+        if constraint_regex == regex:
+          regex_property_id = property_list[regex_index]
+          constraint_property_list.append(regex_property_id)
+          seen_property_set.add(regex_property_id)
+
+      yield dict(constraint_property_list=constraint_property_list,
+                 regular_expression=constraint_regex)