Files
mayan-edms/mayan/apps/linking/views.py
2015-07-01 16:35:38 -04:00

323 lines
13 KiB
Python

from __future__ import absolute_import, unicode_literals
import logging
from django.conf import settings
from django.contrib import messages
from django.core.exceptions import PermissionDenied
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect
from django.shortcuts import get_object_or_404, render_to_response
from django.template import RequestContext
from django.utils.translation import ugettext_lazy as _
from acls.models import AccessControlList
from common.utils import encapsulate
from common.views import AssignRemoveView
from common.widgets import two_state_template
from documents.models import Document, DocumentType
from documents.views import document_list
from permissions import Permission
from .forms import SmartLinkConditionForm, SmartLinkForm
from .models import ResolvedSmartLink, SmartLink, SmartLinkCondition
from .permissions import (
permission_smart_link_create, permission_smart_link_delete,
permission_smart_link_edit, permission_smart_link_view
)
logger = logging.getLogger(__name__)
class SetupSmartLinkDocumentTypesView(AssignRemoveView):
decode_content_type = True
def add(self, item):
self.smart_link.document_types.add(item)
def dispatch(self, request, *args, **kwargs):
self.smart_link = get_object_or_404(SmartLink, pk=self.kwargs['smart_link_pk'])
try:
Permission.check_permissions(self.request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access(permission_smart_link_edit, self.request.user, self.smart_link)
return super(SetupSmartLinkDocumentTypesView, self).dispatch(request, *args, **kwargs)
def left_list(self):
return AssignRemoveView.generate_choices(DocumentType.objects.exclude(pk__in=self.smart_link.document_types.all()))
def right_list(self):
return AssignRemoveView.generate_choices(self.smart_link.document_types.all())
def remove(self, item):
self.smart_link.document_types.remove(item)
def get_context_data(self, **kwargs):
data = super(SetupSmartLinkDocumentTypesView, self).get_context_data(**kwargs)
data.update({
'main_title': _('Document type for which to enable smart link: %s') % self.smart_link,
'object': self.smart_link,
})
return data
def smart_link_instance_view(request, document_id, smart_link_pk):
document = get_object_or_404(Document, pk=document_id)
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_view])
except PermissionDenied:
AccessControlList.objects.check_access(permission_smart_link_view, request.user, smart_link)
try:
object_list = smart_link.get_linked_document_for(document)
except Exception as exception:
object_list = Document.objects.none()
if request.user.is_staff or request.user.is_superuser:
messages.error(request, _('Smart link query error: %s' % exception))
return document_list(
request,
title=_('Documents in smart link: %s') % smart_link.get_dynamic_title(document),
object_list=object_list,
extra_context={
'object': document
}
)
def smart_link_instances_for_document(request, document_id):
document = get_object_or_404(Document, pk=document_id)
queryset = ResolvedSmartLink.objects.filter(document_types=document.document_type)
try:
Permission.check_permissions(request.user, (permission_smart_link_view,))
except PermissionDenied:
smart_links = AccessControlList.objects.filter_by_access(permission_smart_link_view, request.user, queryset)
else:
smart_links = queryset
context = {
'document': document,
'extra_columns': (
{'name': _('Title'), 'attribute': encapsulate(lambda smart_link: smart_link.get_dynamic_title(document))},
),
'hide_object': True,
'hide_link': True,
'object': document,
'object_list': smart_links,
'title': _('Smart links for document: %s') % document,
}
return render_to_response(
'appearance/generic_list.html', context,
context_instance=RequestContext(request)
)
def smart_link_list(request):
qs = SmartLink.objects.all()
try:
Permission.check_permissions(request.user, [permission_smart_link_view])
except PermissionDenied:
qs = AccessControlList.objects.filter_by_access(permission_smart_link_view, request.user, qs)
return render_to_response('appearance/generic_list.html', {
'title': _('Smart links'),
'object_list': qs,
'extra_columns': [
{'name': _('Dynamic title'), 'attribute': 'dynamic_title'},
{'name': _('Enabled'), 'attribute': encapsulate(lambda x: two_state_template(x.enabled))},
],
'hide_link': True,
}, context_instance=RequestContext(request))
def smart_link_create(request):
Permission.check_permissions(request.user, [permission_smart_link_create])
if request.method == 'POST':
form = SmartLinkForm(request.POST)
if form.is_valid():
document_group = form.save()
messages.success(request, _('Smart link: %s created successfully.') % document_group)
return HttpResponseRedirect(reverse('linking:smart_link_list'))
else:
form = SmartLinkForm()
return render_to_response('appearance/generic_form.html', {
'form': form,
'title': _('Create new smart link')
}, context_instance=RequestContext(request))
def smart_link_edit(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access(permission_smart_link_edit, request.user, smart_link)
if request.method == 'POST':
form = SmartLinkForm(request.POST, instance=smart_link)
if form.is_valid():
smart_link = form.save()
messages.success(request, _('Smart link: %s edited successfully.') % smart_link)
return HttpResponseRedirect(reverse('linking:smart_link_list'))
else:
form = SmartLinkForm(instance=smart_link)
return render_to_response('appearance/generic_form.html', {
'object': smart_link,
'form': form,
'title': _('Edit smart link: %s') % smart_link
}, context_instance=RequestContext(request))
def smart_link_delete(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_delete])
except PermissionDenied:
AccessControlList.objects.check_access(permission_smart_link_delete, request.user, smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
if request.method == 'POST':
try:
smart_link.delete()
messages.success(request, _('Smart link: %s deleted successfully.') % smart_link)
except Exception as exception:
messages.error(request, _('Error deleting smart link: %(smart_link)s; %(exception)s.') % {
'smart_link': smart_link,
'exception': exception
})
return HttpResponseRedirect(next)
return render_to_response('appearance/generic_confirm.html', {
'delete_view': True,
'object': smart_link,
'title': _('Are you sure you wish to delete smart link: %s?') % smart_link,
'next': next,
'previous': previous,
}, context_instance=RequestContext(request))
def smart_link_condition_list(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access([permission_smart_link_edit], request.user, smart_link)
return render_to_response('appearance/generic_list.html', {
'title': _('Conditions for smart link: %s') % smart_link,
'object_list': smart_link.conditions.all(),
'extra_columns': [
{'name': _('Enabled'), 'attribute': encapsulate(lambda x: two_state_template(x.enabled))},
],
'hide_link': True,
'object': smart_link,
}, context_instance=RequestContext(request))
def smart_link_condition_create(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access([permission_smart_link_edit], request.user, smart_link)
if request.method == 'POST':
form = SmartLinkConditionForm(data=request.POST)
if form.is_valid():
new_smart_link_condition = form.save(commit=False)
new_smart_link_condition.smart_link = smart_link
new_smart_link_condition.save()
messages.success(request, _('Smart link condition: "%s" created successfully.') % new_smart_link_condition)
return HttpResponseRedirect(reverse('linking:smart_link_condition_list', args=[smart_link.pk]))
else:
form = SmartLinkConditionForm()
return render_to_response('appearance/generic_form.html', {
'form': form,
'title': _('Add new conditions to smart link: "%s"') % smart_link,
'object': smart_link,
}, context_instance=RequestContext(request))
def smart_link_condition_edit(request, smart_link_condition_pk):
smart_link_condition = get_object_or_404(SmartLinkCondition, pk=smart_link_condition_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access([permission_smart_link_edit], request.user, smart_link_condition.smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
if request.method == 'POST':
form = SmartLinkConditionForm(request.POST, instance=smart_link_condition)
if form.is_valid():
smart_link_condition = form.save()
messages.success(request, _('Smart link condition: "%s" edited successfully.') % smart_link_condition)
return HttpResponseRedirect(next)
else:
form = SmartLinkConditionForm(instance=smart_link_condition)
return render_to_response('appearance/generic_form.html', {
'condition': smart_link_condition,
'form': form,
'navigation_object_list': ['object', 'condition'],
'next': next,
'object': smart_link_condition.smart_link,
'previous': previous,
'title': _('Edit smart link condition'),
}, context_instance=RequestContext(request))
def smart_link_condition_delete(request, smart_link_condition_pk):
smart_link_condition = get_object_or_404(SmartLinkCondition, pk=smart_link_condition_pk)
try:
Permission.check_permissions(request.user, [permission_smart_link_edit])
except PermissionDenied:
AccessControlList.objects.check_access([permission_smart_link_edit], request.user, smart_link_condition.smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
if request.method == 'POST':
try:
smart_link_condition.delete()
messages.success(request, _('Smart link condition: "%s" deleted successfully.') % smart_link_condition)
except Exception as exception:
messages.error(request, _('Error deleting smart link condition: %(smart_link_condition)s; %(exception)s.') % {
'smart_link_condition': smart_link_condition,
'exception': exception
})
return HttpResponseRedirect(next)
return render_to_response('appearance/generic_confirm.html', {
'condition': smart_link_condition,
'delete_view': True,
'navigation_object_list': ['object', 'condition'],
'next': next,
'object': smart_link_condition.smart_link,
'previous': previous,
'title': _('Are you sure you wish to delete smart link condition: "%s"?') % smart_link_condition,
}, context_instance=RequestContext(request))