update

cheat_web/tools/__init__.py

@@ -0,0 +1 @@
+from . import view_validation

cheat_web/tools/view_validation.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+import os
+import logging
+
+from lxml import etree
+
+from odoo import tools
+from odoo.tools.view_validation import validate
+
+_logger = logging.getLogger(__name__)
+
+_schema_validator = {}
+
+def _get_validator(view_type):
+    """ Return a validator for the given view type, or None. """
+    if view_type not in _schema_validator:
+        with tools.file_open(os.path.join('cheat_web', 'rng', '%s_view.rng' % view_type)) as frng:
+            try:
+                relaxng_doc = etree.parse(frng)
+                _schema_validator[view_type] = etree.RelaxNG(relaxng_doc)
+            except Exception:
+                _schema_validator[view_type] = None
+    return _schema_validator[view_type]
+
+
+@validate('hello', 'statistic', 'cheat')
+def view_schema_validation(arch, **kwargs):
+    """ Get RNG validator and validate RNG file."""
+    validator = _get_validator(arch.tag)
+    if validator and not validator.validate(arch):
+        for error in validator.error_log:
+            _logger.error("%s", error)
+        return False
+    return True