Synnefo

# Copyright 2012 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

#

#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# The views and conclusions contained in the software and

# documentation are those of the authors and should not be

# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

from django.http import HttpResponse

from django.db import transaction 

from synnefo.lib.commissioning import CallError, get_callpoint

from .callpoint import API_Callpoint

import json

from traceback import format_exc

try:

    from django.views.decorators.csrf import csrf_exempt

except ImportError:

    def csrf_exempt(func):

        return func

def _get_body(request):

    body = request.raw_post_data

    if body is None:

        body = request.GET.get('body', None)

    return body

callpoints = {('quotaholder', 'v'): API_Callpoint()}

@transaction.commit_on_success

@csrf_exempt

def view(request, appname='quotaholder', version=None, callname=None):

    if (appname, version) not in callpoints:

        return HttpResponse(status=404)

    callpoint = callpoints[(appname, version)]

    body = _get_body(request)

    try:

        body = callpoint.make_call_from_json(callname, body)

        status = 200

    except Exception, e:

        status = 450

        if not isinstance(e, CallError):

            e.args += (''.join(format_exc()),)

            e = CallError.from_exception(e)

            status = 500

        body = json.dumps(e.to_dict())

    return HttpResponse(status=status, content=body)