[REF] openerp: move openerp to odoo

odoo/exceptions.py

@@ -0,0 +1,96 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+""" OpenERP core exceptions.
+
+This module defines a few exception types. Those types are understood by the
+RPC layer. Any other exception type bubbling until the RPC layer will be
+treated as a 'Server error'.
+
+If you consider introducing new exceptions, check out the test_exceptions addon.
+"""
+
+import logging
+from inspect import currentframe
+from tools.func import frame_codeinfo
+
+_logger = logging.getLogger(__name__)
+
+
+# kept for backward compatibility
+class except_orm(Exception):
+    def __init__(self, name, value=None):
+        if type(self) == except_orm:
+            caller = frame_codeinfo(currentframe(), 1)
+            _logger.warn('except_orm is deprecated. Please use specific exceptions like UserError or AccessError. Caller: %s:%s', *caller)
+        self.name = name
+        self.value = value
+        self.args = (name, value)
+
+
+class UserError(except_orm):
+    def __init__(self, msg):
+        super(UserError, self).__init__(msg)
+
+
+# deprecated due to collision with builtins, kept for compatibility
+Warning = UserError
+
+
+class RedirectWarning(Exception):
+    """ Warning with a possibility to redirect the user instead of simply
+    diplaying the warning message.
+
+    Should receive as parameters:
+      :param int action_id: id of the action where to perform the redirection
+      :param string button_text: text to put on the button that will trigger
+          the redirection.
+    """
+
+
+class AccessDenied(Exception):
+    """ Login/password error. No message, no traceback.
+    Example: When you try to log with a wrong password."""
+    def __init__(self):
+        super(AccessDenied, self).__init__('Access denied')
+        self.traceback = ('', '', '')
+
+
+class AccessError(except_orm):
+    """ Access rights error.
+    Example: When you try to read a record that you are not allowed to."""
+    def __init__(self, msg):
+        super(AccessError, self).__init__(msg)
+
+
+class MissingError(except_orm):
+    """ Missing record(s).
+    Example: When you try to write on a deleted record."""
+    def __init__(self, msg):
+        super(MissingError, self).__init__(msg)
+
+
+class ValidationError(except_orm):
+    """ Violation of python constraints
+    Example: When you try to create a new user with a login which already exist in the db."""
+    def __init__(self, msg):
+        super(ValidationError, self).__init__(msg)
+
+
+class DeferredException(Exception):
+    """ Exception object holding a traceback for asynchronous reporting.
+
+    Some RPC calls (database creation and report generation) happen with
+    an initial request followed by multiple, polling requests. This class
+    is used to store the possible exception occuring in the thread serving
+    the first request, and is then sent to a polling request.
+
+    ('Traceback' is misleading, this is really a exc_info() triple.)
+    """
+    def __init__(self, msg, tb):
+        self.message = msg
+        self.traceback = tb
+
+
+class QWebException(Exception):
+    pass