336 lines
13 KiB
Python
336 lines
13 KiB
Python
import logging
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import operator
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import itertools
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from django.utils.translation import ugettext_lazy as _
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from django.http import HttpResponseRedirect, Http404
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from django.shortcuts import render_to_response, get_object_or_404
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from django.template import RequestContext
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from django.contrib import messages
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from django.views.generic.list_detail import object_list
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from django.core.urlresolvers import reverse
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from django.contrib.contenttypes.models import ContentType
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from django.contrib.auth.models import User, Group
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from django.core.exceptions import ObjectDoesNotExist
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from django.utils.simplejson import loads
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from permissions.models import Permission, Role
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from common.utils import generate_choices_w_labels, encapsulate
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from common.widgets import two_state_template
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from acls import ACLS_EDIT_ACL, ACLS_VIEW_ACL
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from acls.models import (AccessEntry, AccessObject, AccessHolder,
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DefaultAccessEntry, AccessObjectClass)
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from acls.widgets import object_w_content_type_icon
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from acls.forms import HolderSelectionForm
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logger = logging.getLogger(__name__)
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def _permission_titles(permission_list):
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return u', '.join([unicode(permission) for permission in permission_list])
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def acl_list_for(request, obj, extra_context=None):
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Permission.objects.check_permissions(request.user, [ACLS_VIEW_ACL])
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ct = ContentType.objects.get_for_model(obj)
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context = {
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'object_list': AccessEntry.objects.get_holders_for(obj),
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'title': _(u'access control lists for: %s' % obj),
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#'multi_select_as_buttons': True,
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#'hide_links': True,
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'extra_columns': [
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{'name': _(u'holder'), 'attribute': encapsulate(lambda x: object_w_content_type_icon(x.source_object))},
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{'name': _(u'permissions'), 'attribute': encapsulate(lambda x: _permission_titles(AccessEntry.objects.get_holder_permissions_for(obj, x.source_object)))},
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],
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'hide_object': True,
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'access_object': AccessObject.encapsulate(obj)
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}
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if extra_context:
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context.update(extra_context)
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return render_to_response('generic_list.html', context,
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context_instance=RequestContext(request))
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def acl_list(request, app_label, model_name, object_id):
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ct = get_object_or_404(ContentType, app_label=app_label, model=model_name)
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obj = get_object_or_404(ct.get_object_for_this_type, pk=object_id)
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return acl_list_for(request, obj)
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def acl_detail(request, access_object_gid, holder_object_gid):
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Permission.objects.check_permissions(request.user, [ACLS_VIEW_ACL, ACLS_EDIT_ACL])
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try:
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holder = AccessHolder.get(gid=holder_object_gid)
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access_object = AccessObject.get(gid=access_object_gid)
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except ObjectDoesNotExist:
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raise Http404
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permission_list = list(access_object.get_class_permissions())
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#TODO : get all globally assigned permission, new function get_permissions_for_holder (roles aware)
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subtemplates_list = [
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{
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'name': u'generic_list_subtemplate.html',
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'context': {
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'title': _(u'permissions held by: %s for %s' % (holder, access_object)),
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'object_list': permission_list,
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'extra_columns': [
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{'name': _(u'namespace'), 'attribute': 'namespace'},
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{'name': _(u'label'), 'attribute': 'label'},
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{
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'name':_(u'has permission'),
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'attribute': encapsulate(lambda x: two_state_template(AccessEntry.objects.has_accesses(x, holder.source_object, access_object.source_object)))
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},
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],
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#'hide_link': True,
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'hide_object': True,
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}
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},
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]
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return render_to_response('generic_detail.html', {
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'object': access_object.obj,
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'subtemplates_list': subtemplates_list,
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'multi_select_as_buttons': True,
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'multi_select_item_properties': {
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'permission_pk': lambda x: x.pk,
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'holder_gid': lambda x: holder.gid,
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'object_gid': lambda x: access_object.gid,
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},
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}, context_instance=RequestContext(request))
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def acl_grant(request):
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Permission.objects.check_permissions(request.user, [ACLS_EDIT_ACL])
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items_property_list = loads(request.GET.get('items_property_list', []))
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post_action_redirect = None
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next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', None)))
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previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', None)))
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items = {}
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title_suffix = []
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navigation_object = None
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navigation_object_count = 0
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for item_properties in items_property_list:
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try:
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permission = Permission.objects.get({'pk': item_properties['permission_pk']})
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except Permission.DoesNotExist:
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raise Http404
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try:
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requester = AccessHolder.get(gid=item_properties['holder_gid'])
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access_object = AccessObject.get(gid=item_properties['object_gid'])
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except ObjectDoesNotExist:
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raise Http404
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items.setdefault(requester, {})
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items[requester].setdefault(access_object, [])
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items[requester][access_object].append(permission)
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navigation_object = access_object
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navigation_object_count += 1
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for requester, obj_ps in items.items():
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for obj, ps in obj_ps.items():
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title_suffix.append(_(u' and ').join([u'"%s"' % unicode(p) for p in ps]))
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title_suffix.append(_(u' for %s') % obj)
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title_suffix.append(_(u' to %s') % requester)
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if len(items_property_list) == 1:
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title_prefix = _(u'Are you sure you wish to grant the permission %(title_suffix)s?')
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else:
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title_prefix = _(u'Are you sure you wish to grant the permissions %(title_suffix)s?')
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if request.method == 'POST':
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for requester, object_permissions in items.items():
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for obj, permissions in object_permissions.items():
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for permission in permissions:
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if AccessEntry.objects.grant(permission, requester.source_object, obj.source_object):
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messages.success(request, _(u'Permission "%(permission)s" granted to %(requester)s for %(object)s.') % {
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'permission': permission,
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'requester': requester,
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'object': obj
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})
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else:
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messages.warning(request, _(u'%(requester)s, already had the permission "%(permission)s" granted for %(object)s.') % {
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'requester': requester,
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'permission': permission,
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'object': obj,
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})
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return HttpResponseRedirect(next)
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context = {
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'delete_view': True,
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'previous': previous,
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'next': next,
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'form_icon': u'key_add.png',
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}
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context['title'] = title_prefix % {
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'title_suffix': u''.join(title_suffix),
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}
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logger.debug('navigation_object_count: %d' % navigation_object_count)
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logger.debug('navigation_object: %s' % navigation_object)
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if navigation_object_count == 1:
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context['object'] = navigation_object.source_object
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return render_to_response('generic_confirm.html', context,
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context_instance=RequestContext(request))
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def acl_revoke(request):
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Permission.objects.check_permissions(request.user, [ACLS_EDIT_ACL])
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items_property_list = loads(request.GET.get('items_property_list', []))
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post_action_redirect = None
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next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', None)))
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previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', None)))
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items = {}
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title_suffix = []
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navigation_object = None
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navigation_object_count = 0
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for item_properties in items_property_list:
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try:
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permission = Permission.objects.get({'pk': item_properties['permission_pk']})
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except Permission.DoesNotExist:
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raise Http404
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try:
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requester = AccessHolder.get(gid=item_properties['holder_gid'])
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access_object = AccessObject.get(gid=item_properties['object_gid'])
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except ObjectDoesNotExist:
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raise Http404
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items.setdefault(requester, {})
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items[requester].setdefault(access_object, [])
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items[requester][access_object].append(permission)
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navigation_object = access_object
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navigation_object_count += 1
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for requester, obj_ps in items.items():
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for obj, ps in obj_ps.items():
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title_suffix.append(_(u' and ').join([u'"%s"' % unicode(p) for p in ps]))
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title_suffix.append(_(u' for %s') % obj)
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title_suffix.append(_(u' from %s') % requester)
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if len(items_property_list) == 1:
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title_prefix = _(u'Are you sure you wish to revoke the permission %(title_suffix)s?')
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else:
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title_prefix = _(u'Are you sure you wish to revoke the permissions %(title_suffix)s?')
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if request.method == 'POST':
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for requester, object_permissions in items.items():
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for obj, permissions in object_permissions.items():
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for permission in permissions:
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if AccessEntry.objects.revoke(permission, requester.source_object, obj.source_object):
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messages.success(request, _(u'Permission "%(permission)s" revoked of %(requester)s for %(object)s.') % {
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'permission': permission,
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'requester': requester,
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'object': obj
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})
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else:
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messages.warning(request, _(u'%(requester)s, didn\'t had the permission "%(permission)s" for %(object)s.') % {
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'requester': requester,
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'permission': permission,
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'object': obj,
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})
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return HttpResponseRedirect(next)
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context = {
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'delete_view': True,
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'previous': previous,
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'next': next,
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'form_icon': u'key_delete.png',
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}
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context['title'] = title_prefix % {
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'title_suffix': u''.join(title_suffix),
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}
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logger.debug('navigation_object_count: %d' % navigation_object_count)
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logger.debug('navigation_object: %s' % navigation_object)
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if navigation_object_count == 1:
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context['object'] = navigation_object.source_object
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return render_to_response('generic_confirm.html', context,
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context_instance=RequestContext(request))
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def acl_new_holder_for(request, obj, extra_context=None):
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Permission.objects.check_permissions(request.user, [ACLS_EDIT_ACL])
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if request.method == 'POST':
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form = HolderSelectionForm(request.POST)
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if form.is_valid():
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try:
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access_object = AccessObject.encapsulate(obj)
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access_holder = AccessHolder.get(form.cleaned_data['holder_gid'])
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return HttpResponseRedirect(reverse('acl_detail', args=[access_object.gid, access_holder.gid]))
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except ObjectDoesNotExist:
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raise Http404
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else:
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form = HolderSelectionForm()
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context = {
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'form': form,
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'title': _(u'add new holder for: %s') % obj,
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}
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if extra_context:
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context.update(extra_context)
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return render_to_response('generic_form.html', context,
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context_instance=RequestContext(request))
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def acl_setup_valid_classes(request):
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#Permission.objects.check_permissions(request.user, [ACLS_VIEW_ACL])
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logger.debug('DefaultAccessEntry.get_classes(): %s' % DefaultAccessEntry.get_classes())
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context = {
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#'object_list': [AccessObjectClass.encapsulate(cls) for cls in DefaultAccessEntry.get_classes()],
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'object_list': DefaultAccessEntry.get_classes(),
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'title': _(u'default access control lists'),
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#'hide_links': True,
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'extra_columns': [
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{'name': _(u'class'), 'attribute': encapsulate(lambda x: object_w_content_type_icon(x.source_object))},
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],
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'hide_object': True,
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}
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return render_to_response('generic_list.html', context,
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context_instance=RequestContext(request))
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def acl_class_acl_list(request, access_object_class_gid):
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#Permission.objects.check_permissions(request.user, [ACLS_VIEW_ACL])
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access_object_class = AccessObjectClass.get(gid=access_object_class_gid)
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context = {
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'object_list': DefaultAccessEntry.objects.get_holders_for(access_object_class.source_object),
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'title': _(u'default access control lists for: %s' % access_object_class.source_object._meta.verbose_name_plural),
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#'multi_select_as_buttons': True,
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#'hide_links': True,
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#'extra_columns': [
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#{'name': _(u'holder'), 'attribute': encapsulate(lambda x: object_w_content_type_icon(x.source_object))},
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#{'name': _(u'permissions'), 'attribute': encapsulate(lambda x: _permission_titles(AccessEntry.objects.get_holder_permissions_for(obj, x.source_object)))},
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# ],
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#'hide_object': True,
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#'access_object': AccessObject.encapsulate(ct)
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}
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return render_to_response('generic_list.html', context,
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context_instance=RequestContext(request))
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