# Copyright 2014 Budapest University of Technology and Economics (BME IK)
#
# This file is part of CIRCLE Cloud.
#
# CIRCLE is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# CIRCLE 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 General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along
# with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.

from sys import exc_info

import logging

from django.template import RequestContext
from django.shortcuts import render_to_response

from .models import HumanReadableException

logger = logging.getLogger(__name__)


def handler500(request):
    cls, exception, traceback = exc_info()
    logger.exception("unhandled exception")
    ctx = {}
    if isinstance(exception, HumanReadableException):
        try:
            ctx['error'] = exception.get_user_text()
        except:
            pass
        else:
            try:
                if request.user.is_superuser():
                    ctx['error'] = exception.get_admin_text()
            except:
                pass
    try:
        resp = render_to_response("500.html", ctx, RequestContext(request))
    except:
        resp = render_to_response("500.html", ctx)
    resp.status_code = 500
    return resp