1 #

     2 # Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>

     3 # All Rights Reserved.

     4 #

     5 # This software is subject to the provisions of the Zope Public License,

     6 # Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.

     7 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED

     8 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

     9 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS

    10 # FOR A PARTICULAR PURPOSE.

    11 #

    12 

    13 __docformat__ = 'restructuredtext'

    14 

    15 

    16 # import standard library

    17 

    18 # import interfaces

    19 from hypatia.interfaces import ICatalog

    20 from pyams_sequence.interfaces import ISequentialIntIds

    21 from pyams_workflow.interfaces import IWorkflowVersions

    22 

    23 # import packages

    24 from hypatia.catalog import CatalogQuery

    25 from hypatia.query import Eq, Any

    26 from pyams_catalog.query import CatalogResultSet

    27 from pyams_content.workflow import VISIBLE_STATES

    28 from pyams_utils.registry import get_utility

    29 from pyams_utils.url import absolute_url, canonical_url

    30 from pyramid.exceptions import NotFound

    31 from pyramid.response import Response

    32 from pyramid.view import view_config

    33 

    34 

    35 @view_config(route_name='oid_access')

    36 def get_oid_access(request):

    37     """Get direct access to given OID

    38 

    39     This route can be used to get a direct access to a given content,

    40     just by submitting an URL like /+/{oid}, where {oid} is the "short"

    41     sequence OID.

    42     """

    43     oid = request.matchdict.get('oid')

    44     if oid:

    45         view_name = request.matchdict.get('view')

    46         sequence = get_utility(ISequentialIntIds)

    47         hex_oid = sequence.get_full_oid(oid)

    48         catalog = get_utility(ICatalog)

    49         params = Eq(catalog['oid'], hex_oid)

    50         if not view_name:

    51             params &= Any(catalog['workflow_state'], VISIBLE_STATES)

    52         results = list(CatalogResultSet(CatalogQuery(catalog).query(params)))

    53         if results:

    54             response = Response()

    55             response.status_code = 302

    56             if view_name:  # back-office access => last version

    57                 version = IWorkflowVersions(results[0]).get_last_versions()[0]

    58                 response.location = absolute_url(version, request, '/'.join(view_name))

    59             else:

    60                 version = results[0]

    61                 response.location = canonical_url(version, request)

    62             return response

    63     raise NotFound()