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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from webob import Response, exc
from mediagoblin.tools.template import render_template
from mediagoblin.tools.translate import (lazy_pass_to_ugettext as _,
pass_to_ugettext)
def render_to_response(request, template, context, status=200):
"""Much like Django's shortcut.render()"""
return Response(
render_template(request, template, context),
status=status)
def render_error(request, status=500, title=_('Oops!'),
err_msg=_('An error occured')):
"""Render any error page with a given error code, title and text body
Title and description are passed through as-is to allow html. Make
sure no user input is contained therein for security reasons. The
description will be wrapped in <p></p> tags.
"""
return Response(render_template(request, 'mediagoblin/error.html',
{'err_code': status, 'title': title, 'err_msg': err_msg}),
status=status)
def render_403(request):
"""Render a standard 403 page"""
_ = pass_to_ugettext
title = _('Operation not allowed')
err_msg = _("Sorry Dave, I can't let you do that!</p><p>You have tried "
" to perform a function that you are not allowed to. Have you "
"been trying to delete all user accounts again?")
return render_error(request, 403, title, err_msg)
def render_404(request):
"""Render a standard 404 page."""
_ = pass_to_ugettext
err_msg = _("There doesn't seem to be a page at this address. Sorry!</p>"
"<p>If you're sure the address is correct, maybe the page "
"you're looking for has been moved or deleted.")
return render_error(request, 404, err_msg=err_msg)
def redirect(request, *args, **kwargs):
"""Returns a HTTPFound(), takes a request and then urlgen params"""
querystring = None
if kwargs.get('querystring'):
querystring = kwargs.get('querystring')
del kwargs['querystring']
return exc.HTTPFound(
location=''.join([
request.urlgen(*args, **kwargs),
querystring if querystring else '']))
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