MVP of the weblinks app
Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>
This commit is contained in:
Roberto Rosario
@@ -0,0 +1,233 @@
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from __future__ import absolute_import, unicode_literals
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import logging
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from django.db import transaction
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from django.shortcuts import get_object_or_404
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from django.template import RequestContext
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from django.urls import reverse_lazy
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from django.utils.translation import ugettext_lazy as _
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from django.views.generic import RedirectView
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from mayan.apps.acls.models import AccessControlList
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from mayan.apps.common.generics import (
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AddRemoveView, SingleObjectCreateView, SingleObjectDeleteView,
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SingleObjectEditView, SingleObjectListView
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)
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from mayan.apps.common.mixins import ExternalObjectMixin
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from mayan.apps.documents.events import event_document_type_edited
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from mayan.apps.documents.models import Document, DocumentType
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from mayan.apps.documents.permissions import permission_document_type_edit
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from .events import event_web_link_edited
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from .forms import WebLinkForm
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from .icons import icon_web_link_setup
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from .links import link_web_link_create
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from .models import ResolvedWebLink, WebLink
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from .permissions import (
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permission_web_link_create, permission_web_link_delete,
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permission_web_link_edit, permission_web_link_instance_view,
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permission_web_link_view
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)
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logger = logging.getLogger(__name__)
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class DocumentTypeWebLinksView(AddRemoveView):
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main_object_method_add = 'web_link_add'
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main_object_method_remove = 'web_link_remove'
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main_object_permission = permission_document_type_edit
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main_object_model = DocumentType
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main_object_pk_url_kwarg = 'pk'
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secondary_object_model = WebLink
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secondary_object_permission = permission_web_link_edit
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list_available_title = _('Available web links')
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list_added_title = _('Web links enabled')
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related_field = 'web_links'
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def action_add(self, queryset, _user):
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with transaction.atomic():
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event_document_type_edited.commit(
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actor=_user, target=self.main_object
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)
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for obj in queryset:
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self.main_object.web_links.add(obj)
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event_web_link_edited.commit(
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actor=_user, action_object=self.main_object, target=obj
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)
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def action_remove(self, queryset, _user):
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with transaction.atomic():
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event_document_type_edited.commit(
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actor=_user, target=self.main_object
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)
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for obj in queryset:
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self.main_object.web_links.remove(obj)
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event_web_link_edited.commit(
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actor=_user, action_object=self.main_object, target=obj
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)
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def get_actions_extra_kwargs(self):
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return {'_user': self.request.user}
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def get_extra_context(self):
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return {
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'object': self.main_object,
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'title': _(
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'Web links to enable for document type: %s'
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) % self.main_object,
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}
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class ResolvedWebLinkView(ExternalObjectMixin, RedirectView):
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external_object_class = Document
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external_object_pk_url_kwarg = 'document_pk'
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external_object_permission = permission_web_link_instance_view
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def get_redirect_url(self, *args, **kwargs):
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return self.get_resolved_web_link().get_url_for(
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document=self.external_object
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)
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def get_resolved_web_link(self):
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return get_object_or_404(
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klass=self.get_web_link_queryset(), pk=self.kwargs['web_link_pk']
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)
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def get_web_link_queryset(self):
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return ResolvedWebLink.objects.get_for(
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document=self.external_object, user=self.request.user
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)
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class SetupWebLinkDocumentTypesView(AddRemoveView):
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main_object_method_add = 'document_types_add'
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main_object_method_remove = 'document_types_remove'
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main_object_permission = permission_web_link_edit
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main_object_model = WebLink
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main_object_pk_url_kwarg = 'pk'
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secondary_object_model = DocumentType
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secondary_object_permission = permission_document_type_edit
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list_available_title = _('Available document types')
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list_added_title = _('Document types enabled')
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related_field = 'document_types'
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def get_actions_extra_kwargs(self):
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return {'_user': self.request.user}
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def get_extra_context(self):
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return {
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'object': self.main_object,
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'title': _(
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'Document type for which to enable web link: %s'
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) % self.main_object,
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}
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class WebLinkListView(SingleObjectListView):
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object_permission = permission_web_link_view
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def get_extra_context(self):
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return {
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'hide_link': True,
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'hide_object': True,
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'no_results_icon': icon_web_link_setup,
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'no_results_main_link': link_web_link_create.resolve(
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context=RequestContext(request=self.request)
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),
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'no_results_text': _(
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'Web links allow generating links from documents to external '
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'resources.'
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),
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'no_results_title': _(
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'There are no web links'
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),
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'title': _('Web links'),
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}
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def get_source_queryset(self):
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return self.get_web_link_queryset()
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def get_web_link_queryset(self):
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return WebLink.objects.all()
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class DocumentWebLinkListView(WebLinkListView):
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def dispatch(self, request, *args, **kwargs):
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self.document = get_object_or_404(klass=Document, pk=self.kwargs['pk'])
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AccessControlList.objects.check_access(
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obj=self.document, permissions=(permission_web_link_instance_view,),
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user=request.user
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)
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return super(
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DocumentWebLinkListView, self
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).dispatch(request, *args, **kwargs)
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def get_extra_context(self):
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return {
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'document': self.document,
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'hide_link': True,
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'hide_object': True,
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'no_results_icon': icon_web_link_setup,
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#'no_results_text': _(
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# 'Web links allow defining relationships between '
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# 'documents even if they are in different indexes and '
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# 'are of different types.'
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#),
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'no_results_title': _(
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'There are no web links for this document'
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),
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'object': self.document,
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'title': _('Web links for document: %s') % self.document,
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}
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def get_web_link_queryset(self):
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return ResolvedWebLink.objects.get_for(
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document=self.document, user=self.request.user
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)
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class WebLinkCreateView(SingleObjectCreateView):
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extra_context = {'title': _('Create new web link')}
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form_class = WebLinkForm
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post_action_redirect = reverse_lazy(
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viewname='weblinks:web_link_list'
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)
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view_permission = permission_web_link_create
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def get_save_extra_data(self):
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return {'_user': self.request.user}
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class WebLinkDeleteView(SingleObjectDeleteView):
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model = WebLink
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object_permission = permission_web_link_delete
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post_action_redirect = reverse_lazy(
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viewname='weblinks:web_link_list'
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)
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def get_extra_context(self):
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return {
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'object': self.get_object(),
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'title': _('Delete web link: %s') % self.get_object()
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}
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class WebLinkEditView(SingleObjectEditView):
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form_class = WebLinkForm
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model = WebLink
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object_permission = permission_web_link_edit
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post_action_redirect = reverse_lazy(
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viewname='weblinks:web_link_list'
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)
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def get_extra_context(self):
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return {
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'object': self.get_object(),
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'title': _('Edit web link: %s') % self.get_object()
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}
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def get_save_extra_data(self):
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return {'_user': self.request.user}
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