180 lines
6.0 KiB
Python
180 lines
6.0 KiB
Python
from __future__ import unicode_literals
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import logging
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from kombu import Exchange, Queue
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from django.db.models.signals import post_delete, post_save
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from django.utils.translation import ugettext_lazy as _
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from acls import ModelPermission
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from common import (
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MayanAppConfig, menu_facet, menu_multi_item, menu_object, menu_secondary,
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menu_setup, menu_sidebar, menu_tools
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)
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from common.classes import ModelAttribute
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from common.utils import encapsulate
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from documents.models import Document, DocumentType
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from documents.search import document_search
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from documents.signals import post_document_type_change
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from mayan.celery import app
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from navigation import SourceColumn
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from rest_api.classes import APIEndPoint
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from .api import get_metadata_string
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from .classes import DocumentMetadataHelper
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from .handlers import (
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post_document_type_metadata_type_add,
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post_document_type_metadata_type_delete,
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post_post_document_type_change_metadata
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)
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from .links import (
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link_metadata_add, link_metadata_edit, link_metadata_multiple_add,
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link_metadata_multiple_edit, link_metadata_multiple_remove,
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link_metadata_remove, link_metadata_view,
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link_setup_document_type_metadata,
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link_setup_document_type_metadata_required,
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link_setup_metadata_type_create, link_setup_metadata_type_delete,
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link_setup_metadata_type_edit, link_setup_metadata_type_list,
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link_documents_missing_required_metadata
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)
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from .models import DocumentTypeMetadataType, MetadataType
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from .permissions import (
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permission_metadata_document_add, permission_metadata_document_edit,
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permission_metadata_document_remove, permission_metadata_document_view
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)
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logger = logging.getLogger(__name__)
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class MetadataApp(MayanAppConfig):
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name = 'metadata'
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verbose_name = _('Metadata')
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def ready(self):
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super(MetadataApp, self).ready()
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APIEndPoint(app=self, version_string='1')
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Document.add_to_class(
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'metadata_value_of', DocumentMetadataHelper.constructor
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)
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ModelAttribute(
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Document, 'metadata', type_name='related',
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description=_(
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'Queryset containing a MetadataType instance reference and a '
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'value for that metadata type'
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)
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)
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ModelAttribute(
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Document, 'metadata__metadata_type__name',
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label=_('Metadata type name'), type_name='query'
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)
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ModelAttribute(
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Document, 'metadata__value', label=_('Metadata type value'),
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type_name='query'
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)
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ModelAttribute(
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Document, 'metadata_value_of', label=_('Value of a metadata'),
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description=_(
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'Return the value of a specific document metadata'
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),
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type_name=['property', 'indexing']
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)
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ModelPermission.register(
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model=Document, permissions=(
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permission_metadata_document_add,
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permission_metadata_document_edit,
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permission_metadata_document_remove,
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permission_metadata_document_view,
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)
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)
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SourceColumn(
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source=Document, label=_('Metadata'),
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attribute=encapsulate(
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lambda document: get_metadata_string(document)
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)
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)
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app.conf.CELERY_QUEUES.append(
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Queue('metadata', Exchange('metadata'), routing_key='metadata'),
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)
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app.conf.CELERY_ROUTES.update(
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{
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'metadata.tasks.task_remove_metadata_type': {
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'queue': 'metadata'
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},
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'metadata.tasks.task_add_required_metadata_type': {
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'queue': 'metadata'
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},
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}
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)
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document_search.add_model_field(
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field='metadata__metadata_type__name', label=_('Metadata type')
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)
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document_search.add_model_field(
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field='metadata__value', label=_('Metadata value')
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)
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menu_facet.bind_links(links=(link_metadata_view,), sources=(Document,))
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menu_multi_item.bind_links(
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links=(
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link_metadata_multiple_add, link_metadata_multiple_edit,
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link_metadata_multiple_remove
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), sources=(Document,)
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)
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menu_object.bind_links(
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links=(
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link_setup_document_type_metadata,
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link_setup_document_type_metadata_required
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), sources=(DocumentType,)
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)
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menu_object.bind_links(
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links=(
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link_setup_metadata_type_edit,
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link_setup_metadata_type_delete
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), sources=(MetadataType,)
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)
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menu_secondary.bind_links(
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links=(
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link_setup_metadata_type_list,
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link_setup_metadata_type_create
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), sources=(
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MetadataType, 'metadata:setup_metadata_type_list',
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'metadata:setup_metadata_type_create'
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)
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)
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menu_setup.bind_links(links=[link_setup_metadata_type_list])
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menu_sidebar.bind_links(
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links=(
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link_metadata_add, link_metadata_edit, link_metadata_remove
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), sources=(
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'metadata:metadata_add', 'metadata:metadata_edit',
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'metadata:metadata_remove', 'metadata:metadata_view'
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)
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)
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menu_tools.bind_links(
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links=(link_documents_missing_required_metadata,)
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)
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post_delete.connect(
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post_document_type_metadata_type_delete,
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dispatch_uid='post_document_type_metadata_type_delete',
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sender=DocumentTypeMetadataType
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)
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post_document_type_change.connect(
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post_post_document_type_change_metadata,
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dispatch_uid='post_post_document_type_change_metadata',
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sender=Document
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)
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post_save.connect(
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post_document_type_metadata_type_add,
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dispatch_uid='post_document_type_metadata_type_add',
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sender=DocumentTypeMetadataType
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)
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