84 lines
2.9 KiB
Python
84 lines
2.9 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
#
|
|
# Copyright 2012 Nebula, Inc.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
"""
|
|
Drop-in replacement for django.contrib.messages which handles Horizon's
|
|
messaging needs (e.g. AJAX communication, etc.).
|
|
"""
|
|
|
|
from django.contrib import messages as _messages
|
|
from django.contrib.messages import constants
|
|
from django.utils.encoding import force_unicode
|
|
from django.utils.safestring import SafeData
|
|
|
|
|
|
def add_message(request, level, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Attempts to add a message to the request using the 'messages' app.
|
|
"""
|
|
if request.is_ajax():
|
|
tag = constants.DEFAULT_TAGS[level]
|
|
# if message is marked as safe, pass "safe" tag as extra_tags so that
|
|
# client can skip HTML escape for the message when rendering
|
|
if isinstance(message, SafeData):
|
|
extra_tags = extra_tags + ' safe'
|
|
request.horizon['async_messages'].append([tag,
|
|
force_unicode(message),
|
|
extra_tags])
|
|
else:
|
|
return _messages.add_message(request, level, message,
|
|
extra_tags, fail_silently)
|
|
|
|
|
|
def debug(request, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Adds a message with the ``DEBUG`` level.
|
|
"""
|
|
add_message(request, constants.DEBUG, message, extra_tags=extra_tags,
|
|
fail_silently=fail_silently)
|
|
|
|
|
|
def info(request, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Adds a message with the ``INFO`` level.
|
|
"""
|
|
add_message(request, constants.INFO, message, extra_tags=extra_tags,
|
|
fail_silently=fail_silently)
|
|
|
|
|
|
def success(request, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Adds a message with the ``SUCCESS`` level.
|
|
"""
|
|
add_message(request, constants.SUCCESS, message, extra_tags=extra_tags,
|
|
fail_silently=fail_silently)
|
|
|
|
|
|
def warning(request, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Adds a message with the ``WARNING`` level.
|
|
"""
|
|
add_message(request, constants.WARNING, message, extra_tags=extra_tags,
|
|
fail_silently=fail_silently)
|
|
|
|
|
|
def error(request, message, extra_tags='', fail_silently=False):
|
|
"""
|
|
Adds a message with the ``ERROR`` level.
|
|
"""
|
|
add_message(request, constants.ERROR, message, extra_tags=extra_tags,
|
|
fail_silently=fail_silently)
|