651 lines
21 KiB
Python
651 lines
21 KiB
Python
from __future__ import absolute_import, unicode_literals
|
|
|
|
from django.conf import settings
|
|
from django.contrib import messages
|
|
from django.core.exceptions import ValidationError
|
|
from django.http import HttpResponseRedirect
|
|
from django.shortcuts import get_object_or_404
|
|
from django.urls import reverse, reverse_lazy
|
|
from django.utils.encoding import force_text
|
|
from django.utils.http import urlencode
|
|
from django.utils.translation import ugettext_lazy as _, ungettext
|
|
|
|
from acls.models import AccessControlList
|
|
from common.generics import (
|
|
FormView, MultipleObjectFormActionView, SingleObjectCreateView,
|
|
SingleObjectDeleteView, SingleObjectEditView, SingleObjectListView
|
|
)
|
|
from documents.models import Document, DocumentType
|
|
from documents.permissions import (
|
|
permission_document_type_edit
|
|
)
|
|
|
|
from .api import save_metadata_list
|
|
from .forms import (
|
|
DocumentAddMetadataForm, DocumentMetadataFormSet,
|
|
DocumentMetadataRemoveFormSet,
|
|
DocumentTypeMetadataTypeRelationshipFormSet, MetadataTypeForm
|
|
)
|
|
from .models import DocumentMetadata, MetadataType
|
|
from .permissions import (
|
|
permission_metadata_document_add, permission_metadata_document_edit,
|
|
permission_metadata_document_remove, permission_metadata_document_view,
|
|
permission_metadata_type_create, permission_metadata_type_delete,
|
|
permission_metadata_type_edit, permission_metadata_type_view
|
|
)
|
|
|
|
|
|
class DocumentMetadataAddView(MultipleObjectFormActionView):
|
|
form_class = DocumentAddMetadataForm
|
|
model = Document
|
|
object_permission = permission_metadata_document_add
|
|
success_message = _('Metadata add request performed on %(count)d document')
|
|
success_message_plural = _(
|
|
'Metadata add request performed on %(count)d documents'
|
|
)
|
|
|
|
def dispatch(self, request, *args, **kwargs):
|
|
result = super(
|
|
DocumentMetadataAddView, self
|
|
).dispatch(request, *args, **kwargs)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
for document in queryset:
|
|
document.add_as_recent_document_for_user(request.user)
|
|
|
|
if len(set([document.document_type.pk for document in queryset])) > 1:
|
|
messages.error(
|
|
request, _('Selected documents must be of the same type.')
|
|
)
|
|
return HttpResponseRedirect(self.previous_url)
|
|
|
|
return result
|
|
|
|
def form_valid(self, form):
|
|
result = super(DocumentMetadataAddView, self).form_valid(form=form)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
if self.action_count == 1:
|
|
return HttpResponseRedirect(
|
|
reverse('metadata:metadata_edit', args=(queryset.first().pk,)),
|
|
)
|
|
elif self.action_count > 1:
|
|
return HttpResponseRedirect(
|
|
'%s?%s' % (
|
|
reverse('metadata:metadata_multiple_edit'),
|
|
urlencode(
|
|
{
|
|
'id_list': ','.join(
|
|
map(
|
|
force_text,
|
|
queryset.values_list('pk', flat=True)
|
|
)
|
|
)
|
|
}
|
|
)
|
|
)
|
|
)
|
|
|
|
return result
|
|
|
|
def get_extra_context(self):
|
|
queryset = self.get_queryset()
|
|
|
|
result = {
|
|
'submit_icon': 'fa fa-plus',
|
|
'submit_label': _('Add'),
|
|
'title': ungettext(
|
|
'Add metadata types to document',
|
|
'Add metadata types to documents',
|
|
queryset.count()
|
|
)
|
|
}
|
|
|
|
if queryset.count() == 1:
|
|
result.update(
|
|
{
|
|
'object': queryset.first(),
|
|
'title': _(
|
|
'Add metadata types to document: %s'
|
|
) % queryset.first()
|
|
}
|
|
)
|
|
|
|
return result
|
|
|
|
def get_form_extra_kwargs(self):
|
|
queryset = self.get_queryset()
|
|
|
|
result = {}
|
|
|
|
if queryset.count():
|
|
result.update(
|
|
{
|
|
'document_type': queryset.first().document_type,
|
|
}
|
|
)
|
|
|
|
if queryset.count() == 1:
|
|
result.update(
|
|
{
|
|
'queryset': MetadataType.objects.get_for_document_type(
|
|
document_type=queryset.first().document_type
|
|
).exclude(
|
|
pk__in=MetadataType.objects.get_for_document(
|
|
document=queryset.first()
|
|
)
|
|
)
|
|
}
|
|
)
|
|
|
|
return result
|
|
|
|
def object_action(self, form, instance):
|
|
for metadata_type in form.cleaned_data['metadata_type']:
|
|
try:
|
|
document_metadata, created = DocumentMetadata.objects.get_or_create(
|
|
document=instance,
|
|
metadata_type=metadata_type,
|
|
defaults={'value': ''}
|
|
)
|
|
except ValidationError as exception:
|
|
messages.error(
|
|
self.request,
|
|
_(
|
|
'Error adding metadata type '
|
|
'"%(metadata_type)s" to document: '
|
|
'%(document)s; %(exception)s'
|
|
) % {
|
|
'metadata_type': metadata_type,
|
|
'document': instance,
|
|
'exception': ', '.join(
|
|
getattr(exception, 'messages', exception)
|
|
)
|
|
}
|
|
)
|
|
else:
|
|
if created:
|
|
messages.success(
|
|
self.request,
|
|
_(
|
|
'Metadata type: %(metadata_type)s '
|
|
'successfully added to document %(document)s.'
|
|
) % {
|
|
'metadata_type': metadata_type,
|
|
'document': instance
|
|
}
|
|
)
|
|
else:
|
|
messages.warning(
|
|
self.request, _(
|
|
'Metadata type: %(metadata_type)s already '
|
|
'present in document %(document)s.'
|
|
) % {
|
|
'metadata_type': metadata_type,
|
|
'document': instance
|
|
}
|
|
)
|
|
|
|
|
|
class DocumentMetadataEditView(MultipleObjectFormActionView):
|
|
form_class = DocumentMetadataFormSet
|
|
model = Document
|
|
object_permission = permission_metadata_document_edit
|
|
success_message = _(
|
|
'Metadata edit request performed on %(count)d document'
|
|
)
|
|
success_message_plural = _(
|
|
'Metadata edit request performed on %(count)d documents'
|
|
)
|
|
|
|
def dispatch(self, request, *args, **kwargs):
|
|
result = super(
|
|
DocumentMetadataEditView, self
|
|
).dispatch(request, *args, **kwargs)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
for document in queryset:
|
|
document.add_as_recent_document_for_user(request.user)
|
|
|
|
if len(set([document.document_type.pk for document in queryset])) > 1:
|
|
messages.error(
|
|
request, _('Selected documents must be of the same type.')
|
|
)
|
|
return HttpResponseRedirect(self.previous_url)
|
|
|
|
return result
|
|
|
|
def form_valid(self, form):
|
|
result = super(DocumentMetadataEditView, self).form_valid(form=form)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
if self.action_count == 1:
|
|
return HttpResponseRedirect(
|
|
reverse('metadata:metadata_edit', args=(queryset.first().pk,)),
|
|
)
|
|
elif self.action_count > 1:
|
|
return HttpResponseRedirect(
|
|
'%s?%s' % (
|
|
reverse('metadata:metadata_multiple_edit'),
|
|
urlencode(
|
|
{
|
|
'id_list': ','.join(
|
|
map(
|
|
force_text, queryset.values_list(
|
|
'pk', flat=True
|
|
)
|
|
)
|
|
)
|
|
}
|
|
)
|
|
)
|
|
)
|
|
|
|
return result
|
|
|
|
def get_extra_context(self):
|
|
queryset = self.get_queryset()
|
|
|
|
result = {
|
|
'form_display_mode_table': True,
|
|
'submit_icon': 'fa fa-pencil',
|
|
'submit_label': _('Edit'),
|
|
'title': ungettext(
|
|
'Edit document metadata',
|
|
'Edit documents metadata',
|
|
queryset.count()
|
|
)
|
|
}
|
|
|
|
if queryset.count() == 1:
|
|
result.update(
|
|
{
|
|
'object': queryset.first(),
|
|
'title': _(
|
|
'Edit metadata for document: %s'
|
|
) % queryset.first()
|
|
}
|
|
)
|
|
|
|
return result
|
|
|
|
def get_initial(self):
|
|
queryset = self.get_queryset()
|
|
|
|
metadata_dict = {}
|
|
initial = []
|
|
|
|
for document in queryset:
|
|
document.add_as_recent_document_for_user(self.request.user)
|
|
|
|
for document_metadata in document.metadata.all():
|
|
metadata_dict.setdefault(
|
|
document_metadata.metadata_type, set()
|
|
)
|
|
|
|
if document_metadata.value:
|
|
metadata_dict[
|
|
document_metadata.metadata_type
|
|
].add(document_metadata.value)
|
|
|
|
for key, value in metadata_dict.items():
|
|
initial.append({
|
|
'document_type': document.document_type,
|
|
'metadata_type': key,
|
|
'value': ', '.join(value) if value else '',
|
|
})
|
|
|
|
return initial
|
|
|
|
def object_action(self, form, instance):
|
|
errors = []
|
|
for form in form.forms:
|
|
if form.cleaned_data['update']:
|
|
try:
|
|
save_metadata_list([form.cleaned_data], instance)
|
|
except Exception as exception:
|
|
errors.append(exception)
|
|
|
|
for error in errors:
|
|
if settings.DEBUG:
|
|
raise
|
|
else:
|
|
if isinstance(error, ValidationError):
|
|
exception_message = ', '.join(error.messages)
|
|
else:
|
|
exception_message = force_text(error)
|
|
|
|
messages.error(
|
|
self.request, _(
|
|
'Error editing metadata for document: '
|
|
'%(document)s; %(exception)s.'
|
|
) % {
|
|
'document': instance,
|
|
'exception': exception_message
|
|
}
|
|
)
|
|
else:
|
|
messages.success(
|
|
self.request,
|
|
_(
|
|
'Metadata for document %s edited successfully.'
|
|
) % instance
|
|
)
|
|
|
|
|
|
class DocumentMetadataListView(SingleObjectListView):
|
|
def dispatch(self, request, *args, **kwargs):
|
|
AccessControlList.objects.check_access(
|
|
permissions=permission_metadata_document_view,
|
|
user=self.request.user, obj=self.get_document()
|
|
)
|
|
|
|
return super(DocumentMetadataListView, self).dispatch(
|
|
request, *args, **kwargs
|
|
)
|
|
|
|
def get_document(self):
|
|
return get_object_or_404(Document, pk=self.kwargs['pk'])
|
|
|
|
def get_extra_context(self):
|
|
document = self.get_document()
|
|
return {
|
|
'hide_link': True,
|
|
'object': document,
|
|
'title': _('Metadata for document: %s') % document,
|
|
}
|
|
|
|
def get_object_list(self):
|
|
return self.get_document().metadata.all()
|
|
|
|
|
|
class DocumentMetadataRemoveView(MultipleObjectFormActionView):
|
|
form_class = DocumentMetadataRemoveFormSet
|
|
model = Document
|
|
object_permission = permission_metadata_document_remove
|
|
success_message = _(
|
|
'Metadata remove request performed on %(count)d document'
|
|
)
|
|
success_message_plural = _(
|
|
'Metadata remove request performed on %(count)d documents'
|
|
)
|
|
|
|
def dispatch(self, request, *args, **kwargs):
|
|
result = super(
|
|
DocumentMetadataRemoveView, self
|
|
).dispatch(request, *args, **kwargs)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
for document in queryset:
|
|
document.add_as_recent_document_for_user(request.user)
|
|
|
|
if len(set([document.document_type.pk for document in queryset])) > 1:
|
|
messages.error(
|
|
request, _('Selected documents must be of the same type.')
|
|
)
|
|
return HttpResponseRedirect(self.previous_url)
|
|
|
|
return result
|
|
|
|
def form_valid(self, form):
|
|
result = super(DocumentMetadataRemoveView, self).form_valid(form=form)
|
|
|
|
queryset = self.get_queryset()
|
|
|
|
if self.action_count == 1:
|
|
return HttpResponseRedirect(
|
|
reverse('metadata:metadata_edit', args=(queryset.first().pk,)),
|
|
)
|
|
elif self.action_count > 1:
|
|
return HttpResponseRedirect(
|
|
'%s?%s' % (
|
|
reverse('metadata:metadata_multiple_edit'),
|
|
urlencode(
|
|
{
|
|
'id_list': ','.join(
|
|
map(
|
|
force_text,
|
|
queryset.values_list('pk', flat=True)
|
|
)
|
|
)
|
|
}
|
|
)
|
|
)
|
|
)
|
|
|
|
return result
|
|
|
|
def get_extra_context(self):
|
|
queryset = self.get_queryset()
|
|
|
|
result = {
|
|
'form_display_mode_table': True,
|
|
'submit_icon': 'fa fa-minus',
|
|
'submit_label': _('Remove'),
|
|
'title': ungettext(
|
|
'Remove metadata types from the document',
|
|
'Remove metadata types from the documents',
|
|
queryset.count()
|
|
)
|
|
}
|
|
|
|
if queryset.count() == 1:
|
|
result.update(
|
|
{
|
|
'object': queryset.first(),
|
|
'title': _(
|
|
'Remove metadata types from the document: %s'
|
|
) % queryset.first()
|
|
}
|
|
)
|
|
|
|
return result
|
|
|
|
def get_initial(self):
|
|
queryset = self.get_queryset()
|
|
|
|
metadata = {}
|
|
for document in queryset:
|
|
document.add_as_recent_document_for_user(self.request.user)
|
|
|
|
for document_metadata in document.metadata.all():
|
|
# Metadata value cannot be None here, fallback to an empty
|
|
# string
|
|
value = document_metadata.value or ''
|
|
if document_metadata.metadata_type in metadata:
|
|
if value not in metadata[document_metadata.metadata_type]:
|
|
metadata[document_metadata.metadata_type].append(value)
|
|
else:
|
|
metadata[document_metadata.metadata_type] = [value] if value else ''
|
|
|
|
initial = []
|
|
for key, value in metadata.items():
|
|
initial.append(
|
|
{
|
|
'document_type': queryset.first().document_type,
|
|
'metadata_type': key,
|
|
'value': ', '.join(value)
|
|
}
|
|
)
|
|
return initial
|
|
|
|
def object_action(self, form, instance):
|
|
for form in form.forms:
|
|
if form.cleaned_data['update']:
|
|
metadata_type = get_object_or_404(
|
|
MetadataType, pk=form.cleaned_data['id']
|
|
)
|
|
try:
|
|
document_metadata = DocumentMetadata.objects.get(
|
|
document=instance, metadata_type=metadata_type
|
|
)
|
|
document_metadata.delete()
|
|
messages.success(
|
|
self.request,
|
|
_(
|
|
'Successfully remove metadata type "%(metadata_type)s" from document: %(document)s.'
|
|
) % {
|
|
'metadata_type': metadata_type,
|
|
'document': instance
|
|
}
|
|
)
|
|
except Exception as exception:
|
|
messages.error(
|
|
self.request,
|
|
_(
|
|
'Error removing metadata type "%(metadata_type)s" from document: %(document)s; %(exception)s'
|
|
) % {
|
|
'metadata_type': metadata_type,
|
|
'document': instance,
|
|
'exception': ', '.join(exception.messages)
|
|
}
|
|
)
|
|
|
|
|
|
# Setup views
|
|
class MetadataTypeCreateView(SingleObjectCreateView):
|
|
extra_context = {'title': _('Create metadata type')}
|
|
form_class = MetadataTypeForm
|
|
model = MetadataType
|
|
post_action_redirect = reverse_lazy('metadata:setup_metadata_type_list')
|
|
view_permission = permission_metadata_type_create
|
|
|
|
|
|
class MetadataTypeDeleteView(SingleObjectDeleteView):
|
|
model = MetadataType
|
|
post_action_redirect = reverse_lazy('metadata:setup_metadata_type_list')
|
|
view_permission = permission_metadata_type_delete
|
|
|
|
def get_extra_context(self):
|
|
return {
|
|
'delete_view': True,
|
|
'object': self.get_object(),
|
|
'title': _('Delete the metadata type: %s?') % self.get_object(),
|
|
}
|
|
|
|
|
|
class MetadataTypeEditView(SingleObjectEditView):
|
|
form_class = MetadataTypeForm
|
|
model = MetadataType
|
|
post_action_redirect = reverse_lazy('metadata:setup_metadata_type_list')
|
|
view_permission = permission_metadata_type_edit
|
|
|
|
def get_extra_context(self):
|
|
return {
|
|
'object': self.get_object(),
|
|
'title': _('Edit metadata type: %s') % self.get_object(),
|
|
}
|
|
|
|
|
|
class MetadataTypeListView(SingleObjectListView):
|
|
view_permission = permission_metadata_type_view
|
|
|
|
def get_extra_context(self):
|
|
return {
|
|
'extra_columns': (
|
|
{
|
|
'name': _('Internal name'),
|
|
'attribute': 'name',
|
|
},
|
|
),
|
|
'hide_link': True,
|
|
'title': _('Metadata types'),
|
|
}
|
|
|
|
def get_object_list(self):
|
|
return MetadataType.objects.all()
|
|
|
|
|
|
class SetupDocumentTypeMetadataTypes(FormView):
|
|
form_class = DocumentTypeMetadataTypeRelationshipFormSet
|
|
main_model = 'document_type'
|
|
model = DocumentType
|
|
submodel = MetadataType
|
|
view_permission = permission_document_type_edit
|
|
|
|
def form_valid(self, form):
|
|
try:
|
|
for instance in form:
|
|
instance.save()
|
|
except Exception as exception:
|
|
messages.error(
|
|
self.request,
|
|
_('Error updating relationship; %s') % exception
|
|
)
|
|
else:
|
|
messages.success(
|
|
self.request, _('Relationships updated successfully')
|
|
)
|
|
|
|
return super(
|
|
SetupDocumentTypeMetadataTypes, self
|
|
).form_valid(form=form)
|
|
|
|
def get_object(self):
|
|
return get_object_or_404(self.model, pk=self.kwargs['pk'])
|
|
|
|
def get_extra_context(self):
|
|
return {
|
|
'form_display_mode_table': True,
|
|
'form_empty_label': _(
|
|
'No metadata types available. Add at least one.'
|
|
),
|
|
'object': self.get_object(),
|
|
'title': _(
|
|
'Metadata types for document type: %s'
|
|
) % self.get_object()
|
|
}
|
|
|
|
def get_initial(self):
|
|
obj = self.get_object()
|
|
initial = []
|
|
|
|
for element in self.get_queryset():
|
|
initial.append({
|
|
'document_type': obj,
|
|
'main_model': self.main_model,
|
|
'metadata_type': element,
|
|
})
|
|
return initial
|
|
|
|
def get_post_action_redirect(self):
|
|
return reverse('documents:document_type_list')
|
|
|
|
def get_queryset(self):
|
|
return self.submodel.objects.all()
|
|
|
|
|
|
class SetupMetadataTypesDocumentTypes(SetupDocumentTypeMetadataTypes):
|
|
main_model = 'metadata_type'
|
|
model = MetadataType
|
|
submodel = DocumentType
|
|
|
|
def get_extra_context(self):
|
|
return {
|
|
'form_display_mode_table': True,
|
|
'object': self.get_object(),
|
|
'title': _(
|
|
'Document types for metadata type: %s'
|
|
) % self.get_object()
|
|
}
|
|
|
|
def get_initial(self):
|
|
obj = self.get_object()
|
|
initial = []
|
|
|
|
for element in self.get_queryset():
|
|
initial.append({
|
|
'document_type': element,
|
|
'main_model': self.main_model,
|
|
'metadata_type': obj,
|
|
})
|
|
return initial
|
|
|
|
def get_post_action_redirect(self):
|
|
return reverse('metadata:setup_metadata_type_list')
|