Files
mayan-edms/mayan/apps/folders/views.py
2016-05-30 06:12:57 -04:00

320 lines
10 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, reverse_lazy
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 _, ungettext
from acls.models import AccessControlList
from common.views import (
SingleObjectCreateView, SingleObjectDeleteView, SingleObjectEditView,
SingleObjectListView
)
from documents.permissions import permission_document_view
from documents.models import Document
from documents.views import DocumentListView
from permissions import Permission
from .forms import FolderListForm
from .models import Folder
from .permissions import (
permission_folder_add_document, permission_folder_create,
permission_folder_delete, permission_folder_edit, permission_folder_view,
permission_folder_remove_document
)
logger = logging.getLogger(__name__)
class FolderCreateView(SingleObjectCreateView):
fields = ('label',)
post_action_redirect = reverse_lazy('folders:folder_list')
view_permission = permission_folder_create
def form_valid(self, form):
try:
Folder.on_organization.get(label=form.cleaned_data['label'])
except Folder.DoesNotExist:
instance = form.save(commit=False)
instance.user = self.request.user
instance.save()
return super(FolderCreateView, self).form_valid(form)
else:
messages.error(
self.request,
_(
'A folder named: %s, already exists.'
) % form.cleaned_data['label']
)
return super(FolderCreateView, self).form_invalid(form)
def get_extra_context(self):
return {
'title': _('Create folder'),
}
def get_queryset(self):
return Folder.on_organization.all()
class FolderDeleteView(SingleObjectDeleteView):
model = Folder
object_permission = permission_folder_delete
post_action_redirect = reverse_lazy('folders:folder_list')
def get_extra_context(self):
return {
'object': self.get_object(),
'title': _('Delete the folder: %s?') % self.get_object(),
}
def get_queryset(self):
return Folder.on_organization.all()
class FolderDetailView(DocumentListView):
def get_document_queryset(self):
return self.get_folder().documents.all()
def get_extra_context(self):
return {
'hide_links': True,
'object': self.get_folder(),
'title': _('Documents in folder: %s') % self.get_folder(),
}
def get_folder(self):
return get_object_or_404(Folder.on_organization, pk=self.kwargs['pk'])
class FolderEditView(SingleObjectEditView):
fields = ('label',)
object_permission = permission_folder_edit
post_action_redirect = reverse_lazy('folders:folder_list')
def get_extra_context(self):
return {
'object': self.get_object(),
'title': _('Edit folder: %s') % self.get_object(),
}
def get_queryset(self):
return Folder.on_organization.all()
class FolderListView(SingleObjectListView):
object_permission = permission_folder_view
def get_extra_context(self):
return {
'hide_link': True,
'title': _('Folders'),
}
def get_folder_queryset(self):
return Folder.on_organization.all()
def get_queryset(self):
self.queryset = self.get_folder_queryset()
return super(FolderListView, self).get_queryset()
class DocumentFolderListView(FolderListView):
def dispatch(self, request, *args, **kwargs):
self.document = get_object_or_404(
Document.on_organization, pk=self.kwargs['pk']
)
try:
Permission.check_permissions(
request.user, (permission_document_view,)
)
except PermissionDenied:
AccessControlList.objects.check_access(
permission_document_view, request.user, self.document
)
return super(DocumentFolderListView, self).dispatch(request, *args, **kwargs)
def get_extra_context(self):
return {
'hide_link': True,
'object': self.document,
'title': _('Folders containing document: %s') % self.document,
}
def get_queryset(self):
return self.document.document_folders().all()
def folder_add_document(request, document_id=None, document_id_list=None):
queryset = Document.on_organization.all()
if document_id:
queryset = queryset.filter(pk=document_id)
elif document_id_list:
queryset = queryset.filter(pk__in=document_id_list)
if not queryset:
messages.error(request, _('Must provide at least one document.'))
return HttpResponseRedirect(
request.META.get(
'HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL)
)
)
try:
Permission.check_permissions(
request.user, (permission_folder_add_document,)
)
except PermissionDenied:
queryset = AccessControlList.objects.filter_by_access(
permission_folder_add_document, request.user, queryset
)
post_action_redirect = None
if document_id:
post_action_redirect = reverse(
'folders:document_folder_list', args=(document_id,)
)
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
next = request.POST.get('next', request.GET.get('next', post_action_redirect if post_action_redirect else request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
if request.method == 'POST':
form = FolderListForm(request.POST, user=request.user)
if form.is_valid():
folder = form.cleaned_data['folder']
for document in queryset:
if document.pk not in folder.documents.values_list('pk', flat=True):
folder.documents.add(document)
messages.success(
request, _(
'Document: %(document)s added to folder: '
'%(folder)s successfully.'
) % {
'document': document, 'folder': folder
}
)
else:
messages.warning(
request, _(
'Document: %(document)s is already in '
'folder: %(folder)s.'
) % {
'document': document, 'folder': folder
}
)
return HttpResponseRedirect(next)
else:
form = FolderListForm(user=request.user)
context = {
'form': form,
'previous': previous,
'next': next,
}
if queryset.count() == 1:
context['object'] = queryset.first()
context['title'] = ungettext(
'Add document to folder',
'Add documents to folder',
queryset.count()
)
return render_to_response(
'appearance/generic_form.html', context,
context_instance=RequestContext(request)
)
def folder_document_remove(request, folder_id, document_id=None, document_id_list=None):
post_action_redirect = None
folder = get_object_or_404(Folder.on_organization, pk=folder_id)
if document_id:
queryset = Document.on_organization.filter(pk=document_id)
elif document_id_list:
queryset = Document.on_organization.filter(pk__in=document_id_list)
if not queryset:
messages.error(request, _('Must provide at least one folder document.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL)))
try:
Permission.check_permissions(
request.user, (permission_folder_remove_document,)
)
except PermissionDenied:
queryset = AccessControlList.objects.filter_by_access(
permission_folder_remove_document, request.user, queryset
)
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
next = request.POST.get('next', request.GET.get('next', post_action_redirect if post_action_redirect else request.META.get('HTTP_REFERER', reverse(settings.LOGIN_REDIRECT_URL))))
if request.method == 'POST':
for folder_document in queryset:
try:
folder.documents.remove(folder_document)
messages.success(
request, _(
'Document: %s removed successfully.'
) % folder_document
)
except Exception as exception:
messages.error(
request, _(
'Document: %(document)s delete error: %(error)s'
) % {
'document': folder_document, 'error': exception
}
)
return HttpResponseRedirect(next)
context = {
'next': next,
'object': folder,
'previous': previous,
'title': ungettext(
'Remove the selected document from the folder: %(folder)s?',
'Remove the selected documents from the folder: %(folder)s?',
queryset.count()
) % {'folder': folder}
}
if queryset.count() == 1:
context['object'] = queryset.first()
return render_to_response(
'appearance/generic_confirm.html', context,
context_instance=RequestContext(request)
)
def folder_document_multiple_remove(request, folder_id):
return folder_document_remove(
request, folder_id, document_id_list=request.GET.get(
'id_list', request.POST.get('id_list', '')
).split(',')
)
def folder_add_multiple_documents(request):
return folder_add_document(
request, document_id_list=request.GET.get(
'id_list', request.POST.get('id_list', '')
).split(',')
)