Silence 90% of remaining Django 1.8 model warnings.

mayan/apps/acls/classes.py

@@ -2,7 +2,7 @@ from __future__ import unicode_literals, absolute_import
 
 import logging
 
-from permissions.models import StoredPermission
+from django.apps import apps
 
 logger = logging.getLogger(__name__)
 
@@ -20,6 +20,10 @@ class ModelPermission(object):
 
     @classmethod
     def get_for_instance(cls, instance):
+        StoredPermission = apps.get_model(
+            app_label='permissions', model_name='StoredPermission'
+        )
+
         try:
             permissions = cls._registry[type(instance)]
         except KeyError:

mayan/apps/checkouts/apps.py

@@ -4,11 +4,11 @@ from datetime import timedelta
 
 from kombu import Exchange, Queue
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
 from common import MayanAppConfig, menu_facet, menu_main, menu_sidebar
-from documents.models import Document
 from mayan.celery import app
 from rest_api.classes import APIEndPoint
 
@@ -35,6 +35,10 @@ class CheckoutsApp(MayanAppConfig):
 
         APIEndPoint(app=self, version_string='1')
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         DocumentCheckout = self.get_model('DocumentCheckout')
 
         Document.add_to_class(

mayan/apps/checkouts/tasks.py

@@ -2,17 +2,22 @@ from __future__ import unicode_literals
 
 import logging
 
+from django.apps import apps
+
 from lock_manager import Lock, LockError
 from mayan.celery import app
 
 from .literals import CHECKOUT_EXPIRATION_LOCK_EXPIRE
-from .models import DocumentCheckout
 
 logger = logging.getLogger(__name__)
 
 
 @app.task(ignore_result=True)
 def task_check_expired_check_outs():
+    DocumentCheckout = apps.get_model(
+        app_label='checkouts', model_name='DocumentCheckout'
+    )
+
     logger.debug('executing...')
     lock_id = 'task_expired_check_outs'
     try:

mayan/apps/common/classes.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.core.exceptions import PermissionDenied
 from django.db import models
 from django.utils.translation import ugettext
@@ -125,7 +126,9 @@ class Filter(object):
         return unicode(self.label)
 
     def get_queryset(self, user):
-        from acls.models import AccessControlList
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
 
         queryset = self.model.objects.all()
         for kwargs in self.filter_kwargs:

mayan/apps/common/handlers.py

@@ -1,12 +1,15 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.conf import settings
 from django.utils import timezone, translation
 
-from .models import UserLocaleProfile
-
 
 def user_locale_profile_session_config(sender, request, user, **kwargs):
+    UserLocaleProfile = apps.get_model(
+        app_label='common', model_name='UserLocaleProfile'
+    )
+
     user_locale_profile, created = UserLocaleProfile.objects.get_or_create(
         user=user
     )
@@ -34,5 +37,9 @@ def user_locale_profile_session_config(sender, request, user, **kwargs):
 
 
 def user_locale_profile_create(sender, instance, created, **kwargs):
+    UserLocaleProfile = apps.get_model(
+        app_label='common', model_name='UserLocaleProfile'
+    )
+
     if created:
         UserLocaleProfile.objects.create(user=instance)

mayan/apps/common/mixins.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.conf import settings
 from django.contrib import messages
 from django.core.exceptions import PermissionDenied
@@ -7,7 +8,6 @@ from django.core.urlresolvers import reverse
 from django.http import HttpResponseRedirect
 from django.utils.translation import ungettext
 
-from acls.models import AccessControlList
 from permissions import Permission
 
 __all__ = (
@@ -85,6 +85,10 @@ class ObjectListPermissionFilterMixin(object):
     object_permission = None
 
     def get_queryset(self):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+
         queryset = super(ObjectListPermissionFilterMixin, self).get_queryset()
 
         if self.object_permission:
@@ -113,6 +117,10 @@ class ObjectPermissionCheckMixin(object):
         return self.get_object()
 
     def dispatch(self, request, *args, **kwargs):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+
         if self.object_permission:
             try:
                 Permission.check_permissions(

mayan/apps/common/tasks.py

@@ -3,12 +3,12 @@ from __future__ import unicode_literals
 from datetime import timedelta
 import logging
 
+from django.apps import apps
 from django.utils.timezone import now
 
 from mayan.celery import app
 
 from .literals import UPLOAD_EXPIRATION_INTERVAL
-from .models import SharedUploadedFile
 
 logger = logging.getLogger(__name__)
 
@@ -17,6 +17,10 @@ logger = logging.getLogger(__name__)
 def task_delete_stale_uploads():
     logger.info('Executing')
 
+    SharedUploadedFile = apps.get_model(
+        app_label='common', model_name='SharedUploadedFile'
+    )
+
     for expired_upload in SharedUploadedFile.objects.filter(datetime__lt=now() - timedelta(seconds=UPLOAD_EXPIRATION_INTERVAL)):
         expired_upload.delete()
 

mayan/apps/document_comments/apps.py

@@ -1,10 +1,10 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
 from common import MayanAppConfig, menu_facet, menu_object, menu_sidebar
-from documents.models import Document
 from navigation import SourceColumn
 
 from .links import (
@@ -25,6 +25,10 @@ class DocumentCommentsApp(MayanAppConfig):
     def ready(self):
         super(DocumentCommentsApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         Comment = self.get_model('Comment')
 
         ModelPermission.register(

mayan/apps/document_indexing/apps.py

@@ -2,6 +2,7 @@ from __future__ import absolute_import, unicode_literals
 
 from kombu import Exchange, Queue
 
+from django.apps import apps
 from django.db.models.signals import post_save, post_delete
 from django.utils.translation import ugettext_lazy as _
 
@@ -11,10 +12,8 @@ from common import (
 )
 from common.classes import Package
 from common.widgets import two_state_template
-from documents.models import Document
 from documents.signals import post_document_created
 from mayan.celery import app
-from metadata.models import DocumentMetadata
 from navigation import SourceColumn
 from rest_api.classes import APIEndPoint
 
@@ -43,6 +42,14 @@ class DocumentIndexingApp(MayanAppConfig):
     def ready(self):
         super(DocumentIndexingApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
+        DocumentMetadata = apps.get_model(
+            app_label='metadata', model_name='DocumentMetadata'
+        )
+
         DocumentIndexInstanceNode = self.get_model('DocumentIndexInstanceNode')
         Index = self.get_model('Index')
         IndexInstance = self.get_model('IndexInstance')

mayan/apps/document_indexing/tasks.py

@@ -2,20 +2,23 @@ from __future__ import unicode_literals
 
 import logging
 
+from django.apps import apps
 from django.db import OperationalError
 
 from mayan.celery import app
-from documents.models import Document
 from lock_manager import Lock, LockError
 
 from .literals import RETRY_DELAY
-from .models import IndexInstanceNode
 
 logger = logging.getLogger(__name__)
 
 
 @app.task(bind=True, default_retry_delay=RETRY_DELAY, max_retries=None, ignore_result=True)
 def task_delete_empty_index_nodes(self):
+    IndexInstanceNode = apps.get_model(
+        app_label='document_indexing', model_name='IndexInstanceNode'
+    )
+
     try:
         rebuild_lock = Lock.acquire_lock(
             'document_indexing_task_do_rebuild_all_indexes'
@@ -32,6 +35,14 @@ def task_delete_empty_index_nodes(self):
 
 @app.task(bind=True, default_retry_delay=RETRY_DELAY, max_retries=None, ignore_result=True)
 def task_index_document(self, document_id):
+    Document = apps.get_model(
+        app_label='documents', model_name='Document'
+    )
+
+    IndexInstanceNode = apps.get_model(
+        app_label='document_indexing', model_name='IndexInstanceNode'
+    )
+
     try:
         rebuild_lock = Lock.acquire_lock(
             'document_indexing_task_do_rebuild_all_indexes'
@@ -74,6 +85,10 @@ def task_index_document(self, document_id):
 
 @app.task(bind=True, default_retry_delay=RETRY_DELAY, ignore_result=True)
 def task_do_rebuild_all_indexes(self):
+    IndexInstanceNode = apps.get_model(
+        app_label='document_indexing', model_name='IndexInstanceNode'
+    )
+
     if Lock.check_existing(name__startswith='document_indexing_task_update_index_document'):
         # A document index update is happening, wait
         raise self.retry()

mayan/apps/document_indexing/widgets.py

@@ -1,11 +1,10 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.html import mark_safe
 from django.utils.translation import ugettext
 
-from .models import IndexInstanceNode
-
 
 def get_instance_link(index_instance_node, text=None, simple=False):
     """
@@ -64,6 +63,10 @@ def get_breadcrumbs(index_instance_node, simple=False, single_link=False, includ
 
 
 def index_instance_item_link(index_instance_item):
+    IndexInstanceNode = apps.get_model(
+        app_label='document_indexing', model_name='IndexInstanceNode'
+    )
+
     if isinstance(index_instance_item, IndexInstanceNode):
         if index_instance_item.index_template_node.link_documents:
             icon_template = '<i class="fa fa-folder"></i>'

mayan/apps/document_signatures/apps.py

@@ -2,11 +2,11 @@ from __future__ import unicode_literals
 
 import logging
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
 from common import MayanAppConfig, menu_facet, menu_sidebar
-from documents.models import Document, DocumentVersion
 
 from .hooks import document_pre_open_hook, document_version_post_save_hook
 from .links import (
@@ -31,6 +31,14 @@ class DocumentSignaturesApp(MayanAppConfig):
     def ready(self):
         super(DocumentSignaturesApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
+        DocumentVersion = apps.get_model(
+            app_label='documents', model_name='DocumentVersion'
+        )
+
         DocumentVersion.register_post_save_hook(
             1, document_version_post_save_hook
         )

mayan/apps/document_signatures/hooks.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 import io
 import logging
 
+from django.apps import apps
 from django_gpg.exceptions import GPGDecryptionError
 from django_gpg.runtime import gpg
 
@@ -10,7 +11,11 @@ logger = logging.getLogger(__name__)
 
 
 def document_pre_open_hook(descriptor, instance):
-    from .models import DocumentVersionSignature
+    logger.debug('instance: %s', instance)
+
+    DocumentVersionSignature = apps.get_model(
+        app_label='document_signatures', model_name='DocumentVersionSignature'
+    )
 
     if DocumentVersionSignature.objects.has_embedded_signature(document_version=instance):
         # If it has an embedded signature, decrypt
@@ -30,7 +35,10 @@ def document_pre_open_hook(descriptor, instance):
 
 def document_version_post_save_hook(instance):
     logger.debug('instance: %s', instance)
-    from .models import DocumentVersionSignature
+
+    DocumentVersionSignature = apps.get_model(
+        app_label='document_signatures', model_name='DocumentVersionSignature'
+    )
 
     try:
         document_signature = DocumentVersionSignature.objects.get(

mayan/apps/document_signatures/links.py

@@ -1,10 +1,10 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from navigation import Link
 
-from .models import DocumentVersionSignature
 from .permissions import (
     permission_document_verify, permission_signature_delete,
     permission_signature_download, permission_signature_upload,
@@ -12,6 +12,10 @@ from .permissions import (
 
 
 def can_upload_detached_signature(context):
+    DocumentVersionSignature = apps.get_model(
+        app_label='document_signatures', model_name='DocumentVersionSignature'
+    )
+
     return not DocumentVersionSignature.objects.has_detached_signature(
         context['object'].latest_version
     ) and not DocumentVersionSignature.objects.has_embedded_signature(
@@ -20,6 +24,10 @@ def can_upload_detached_signature(context):
 
 
 def can_delete_detached_signature(context):
+    DocumentVersionSignature = apps.get_model(
+        app_label='document_signatures', model_name='DocumentVersionSignature'
+    )
+
     return DocumentVersionSignature.objects.has_detached_signature(
         context['object'].latest_version
     )

mayan/apps/document_states/apps.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.db.models.signals import post_save
 from django.utils.translation import ugettext_lazy as _
 
@@ -8,7 +9,6 @@ from common import (
     menu_sidebar
 )
 from common.widgets import two_state_template
-from documents.models import Document
 from navigation import SourceColumn
 
 from .handlers import launch_workflow
@@ -33,6 +33,10 @@ class DocumentStatesApp(MayanAppConfig):
     def ready(self):
         super(DocumentStatesApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         Workflow = self.get_model('Workflow')
         WorkflowInstance = self.get_model('WorkflowInstance')
         WorkflowInstanceLogEntry = self.get_model('WorkflowInstanceLogEntry')

mayan/apps/documents/handlers.py

@@ -1,11 +1,13 @@
 from __future__ import unicode_literals
 
-from django.db.models import get_model
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 
 def create_default_document_type(sender, **kwargs):
-    DocumentType = get_model('documents', 'DocumentType')
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
 
     if not DocumentType.objects.count():
         DocumentType.objects.create(label=_('Default'))

mayan/apps/documents/tasks.py

@@ -2,34 +2,44 @@ from __future__ import unicode_literals
 
 import logging
 
+from django.apps import apps
 from django.contrib.auth.models import User
 from django.db import OperationalError
 
 from mayan.celery import app
 
-from common.models import SharedUploadedFile
-
 from .literals import (
     UPDATE_PAGE_COUNT_RETRY_DELAY, UPLOAD_NEW_VERSION_RETRY_DELAY,
     NEW_DOCUMENT_RETRY_DELAY
 )
-from .models import Document, DocumentPage, DocumentType, DocumentVersion
 
 logger = logging.getLogger(__name__)
 
 
 @app.task(ignore_result=True)
 def task_check_delete_periods():
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
     DocumentType.objects.check_delete_periods()
 
 
 @app.task(ignore_result=True)
 def task_check_trash_periods():
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
     DocumentType.objects.check_trash_periods()
 
 
 @app.task(ignore_result=True)
 def task_clear_image_cache():
+    Document = apps.get_model(
+        app_label='documents', model_name='Document'
+    )
+
     logger.info('Starting document cache invalidation')
     Document.objects.invalidate_cache()
     logger.info('Finished document cache invalidation')
@@ -37,6 +47,10 @@ def task_clear_image_cache():
 
 @app.task(ignore_result=True)
 def task_delete_stubs():
+    Document = apps.get_model(
+        app_label='documents', model_name='Document'
+    )
+
     logger.info('Executing')
     Document.objects.delete_stubs()
     logger.info('Finshed')
@@ -44,12 +58,20 @@ def task_delete_stubs():
 
 @app.task(compression='zlib')
 def task_get_document_page_image(document_page_id, *args, **kwargs):
+    DocumentPage = apps.get_model(
+        app_label='documents', model_name='DocumentPage'
+    )
+
     document_page = DocumentPage.objects.get(pk=document_page_id)
     return document_page.get_image(*args, **kwargs)
 
 
 @app.task(bind=True, default_retry_delay=UPDATE_PAGE_COUNT_RETRY_DELAY, ignore_result=True)
 def task_update_page_count(self, version_id):
+    DocumentVersion = apps.get_model(
+        app_label='documents', model_name='DocumentVersion'
+    )
+
     document_version = DocumentVersion.objects.get(pk=version_id)
     try:
         document_version.update_page_count()
@@ -64,6 +86,14 @@ def task_update_page_count(self, version_id):
 
 @app.task(bind=True, default_retry_delay=NEW_DOCUMENT_RETRY_DELAY, ignore_result=True)
 def task_upload_new_document(self, document_type_id, shared_uploaded_file_id, description=None, label=None, language=None, user_id=None):
+    SharedUploadedFile = apps.get_model(
+        app_label='common', model_name='SharedUploadedFile'
+    )
+
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
     try:
         document_type = DocumentType.objects.get(pk=document_type_id)
         shared_file = SharedUploadedFile.objects.get(
@@ -106,6 +136,14 @@ def task_upload_new_document(self, document_type_id, shared_uploaded_file_id, de
 
 @app.task(bind=True, default_retry_delay=UPLOAD_NEW_VERSION_RETRY_DELAY, ignore_result=True)
 def task_upload_new_version(self, document_id, shared_uploaded_file_id, user_id, comment=None):
+    SharedUploadedFile = apps.get_model(
+        app_label='common', model_name='SharedUploadedFile'
+    )
+
+    Document = apps.get_model(
+        app_label='documents', model_name='Document'
+    )
+
     try:
         document = Document.objects.get(pk=document_id)
         shared_file = SharedUploadedFile.objects.get(

mayan/apps/folders/apps.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
@@ -9,7 +10,6 @@ from common import (
     MayanAppConfig, menu_facet, menu_main, menu_object, menu_secondary,
     menu_sidebar, menu_multi_item
 )
-from documents.models import Document
 from navigation import SourceColumn
 from rest_api.classes import APIEndPoint
 
@@ -35,6 +35,10 @@ class FoldersApp(MayanAppConfig):
     def ready(self):
         super(FoldersApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         DocumentFolder = self.get_model('DocumentFolder')
         Folder = self.get_model('Folder')
 

mayan/apps/linking/apps.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
@@ -10,7 +11,6 @@ from common import (
     menu_sidebar
 )
 from common.widgets import two_state_template
-from documents.models import Document
 from navigation import SourceColumn
 
 from .links import (
@@ -34,6 +34,10 @@ class LinkingApp(MayanAppConfig):
     def ready(self):
         super(LinkingApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         ResolvedSmartLink = self.get_model('ResolvedSmartLink')
         SmartLink = self.get_model('SmartLink')
         SmartLinkCondition = self.get_model('SmartLinkCondition')

mayan/apps/mailer/apps.py

@@ -2,11 +2,11 @@ from __future__ import unicode_literals
 
 from kombu import Exchange, Queue
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
 from common import MayanAppConfig, menu_object, menu_tools
-from documents.models import Document
 from mayan.celery import app
 from navigation import SourceColumn
 
@@ -26,6 +26,10 @@ class MailerApp(MayanAppConfig):
     def ready(self):
         super(MailerApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         LogEntry = self.get_model('LogEntry')
 
         SourceColumn(

mayan/apps/metadata/apps.py

@@ -4,6 +4,7 @@ import logging
 
 from kombu import Exchange, Queue
 
+from django.apps import apps
 from django.db.models.signals import post_delete, post_save
 from django.utils.translation import ugettext_lazy as _
 
@@ -14,7 +15,6 @@ from common import (
 )
 from common.classes import ModelAttribute, Filter
 from common.widgets import two_state_template
-from documents.models import Document, DocumentType
 from documents.search import document_search
 from documents.signals import post_document_type_change
 from documents.permissions import permission_document_view
@@ -54,6 +54,14 @@ class MetadataApp(MayanAppConfig):
     def ready(self):
         super(MetadataApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
+        DocumentType = apps.get_model(
+            app_label='documents', model_name='DocumentType'
+        )
+
         DocumentMetadata = self.get_model('DocumentMetadata')
         DocumentTypeMetadataType = self.get_model('DocumentTypeMetadataType')
         MetadataType = self.get_model('MetadataType')

mayan/apps/metadata/handlers.py

@@ -1,8 +1,8 @@
 from __future__ import unicode_literals
 
-import logging
+from django.apps import apps
 
-from django.db.models import get_model
+import logging
 
 from .tasks import task_add_required_metadata_type, task_remove_metadata_type
 
@@ -38,7 +38,9 @@ def post_post_document_type_change_metadata(sender, instance, **kwargs):
     for metadata in instance.metadata.all():
         metadata.delete(enforce_required=False)
 
-    DocumentMetadata = get_model('metadata', 'DocumentMetadata')
+    DocumentMetadata = apps.get_model(
+        app_label='metadata', model_name='DocumentMetadata'
+    )
 
     # Add new document type metadata types to document
     for document_type_metadata_type in instance.document_type.metadata.filter(required=True):

mayan/apps/metadata/tasks.py

@@ -1,16 +1,20 @@
+from __future__ import unicode_literals
+
 import logging
 
+from django.apps import apps
+
 from mayan.celery import app
 
-from documents.models import DocumentType
-
-from .models import DocumentMetadata, MetadataType
-
 logger = logging.getLogger(__name__)
 
 
 @app.task(ignore_result=True)
 def task_remove_metadata_type(document_type_id, metadata_type_id):
+    DocumentMetadata = apps.get_model(
+        app_label='metadata', model_name='DocumentMetadata'
+    )
+
     DocumentMetadata.objects.filter(
         document__document_type__id=document_type_id,
         metadata_type__id=metadata_type_id
@@ -19,6 +23,14 @@ def task_remove_metadata_type(document_type_id, metadata_type_id):
 
 @app.task(ignore_result=True)
 def task_add_required_metadata_type(document_type_id, metadata_type_id):
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
+    MetadataType = apps.get_model(
+        app_label='metadata', model_name='MetadataType'
+    )
+
     metadata_type = MetadataType.objects.get(pk=metadata_type_id)
 
     for document in DocumentType.objects.get(pk=document_type_id).documents.all():

mayan/apps/navigation/classes.py

@@ -5,6 +5,7 @@ import logging
 import urllib
 import urlparse
 
+from django.apps import apps
 from django.conf import settings
 from django.core.exceptions import PermissionDenied
 from django.core.urlresolvers import resolve, reverse
@@ -13,7 +14,6 @@ from django.template.defaulttags import URLNode
 from django.utils.encoding import smart_str, smart_unicode
 from django.utils.http import urlencode, urlquote
 
-from acls.models import AccessControlList
 from common.utils import return_attrib
 from permissions import Permission
 
@@ -218,6 +218,10 @@ class Link(object):
         self.view = view
 
     def resolve(self, context, resolved_object=None):
+        AccessControlList = apps.get_model(
+            app_label='acls', model_name='AccessControlList'
+        )
+
         request = Variable('request').resolve(context)
         current_path = request.META['PATH_INFO']
         current_view = resolve(current_path).view_name

mayan/apps/ocr/apps.py

@@ -5,6 +5,7 @@ import logging
 from kombu import Exchange, Queue
 import sh
 
+from django.apps import apps
 from django.db.models.signals import post_save
 from django.utils.translation import ugettext_lazy as _
 
@@ -14,7 +15,6 @@ from common import (
     menu_tools
 )
 from common.settings import settings_db_sync_task_delay
-from documents.models import Document, DocumentType, DocumentVersion
 from documents.search import document_search
 from documents.signals import post_version_upload
 from documents.widgets import document_link
@@ -60,6 +60,18 @@ class OCRApp(MayanAppConfig):
     def ready(self):
         super(OCRApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
+        DocumentType = apps.get_model(
+            app_label='documents', model_name='DocumentType'
+        )
+
+        DocumentVersion = apps.get_model(
+            app_label='documents', model_name='DocumentVersion'
+        )
+
         DocumentVersionOCRError = self.get_model('DocumentVersionOCRError')
 
         APIEndPoint(app=self, version_string='1')

mayan/apps/permissions/classes.py

@@ -2,11 +2,11 @@ from __future__ import unicode_literals
 
 import logging
 
+from django.apps import apps
 from django.core.exceptions import PermissionDenied
 from django.utils.translation import ugettext_lazy as _
 
 from .exceptions import InvalidNamespace
-from .models import StoredPermission
 
 logger = logging.getLogger(__name__)
 
@@ -64,6 +64,10 @@ class Permission(object):
 
     @classmethod
     def get_for_holder(cls, holder):
+        StoredPermission = apps.get_model(
+            app_label='permissions', model_name='StoredPermission'
+        )
+
         return StoredPermission.get_for_holder(holder)
 
     @classmethod
@@ -100,6 +104,10 @@ class Permission(object):
 
     @property
     def stored_permission(self):
+        StoredPermission = apps.get_model(
+            app_label='permissions', model_name='StoredPermission'
+        )
+
         try:
             return self.__class__._stored_permissions_cache[self.uuid]
         except KeyError:

mayan/apps/sources/apps.py

@@ -1,5 +1,6 @@
 from __future__ import absolute_import, unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from kombu import Exchange, Queue
@@ -10,7 +11,6 @@ from common import (
 )
 from common.signals import post_initial_setup, post_upgrade
 from converter.links import link_transformation_list
-from documents.models import Document
 from documents.signals import post_version_upload
 from mayan.celery import app
 from navigation import SourceColumn
@@ -41,6 +41,10 @@ class SourcesApp(MayanAppConfig):
     def ready(self):
         super(SourcesApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         POP3Email = self.get_model('POP3Email')
         IMAPEmail = self.get_model('IMAPEmail')
         Source = self.get_model('Source')

mayan/apps/sources/tasks.py

@@ -1,5 +1,6 @@
 import logging
 
+from django.apps import apps
 from django.contrib.auth.models import User
 from django.core.files import File
 from django.db import OperationalError
@@ -8,17 +9,18 @@ from django.utils.translation import ugettext_lazy as _
 from mayan.celery import app
 
 from common.compressed_files import CompressedFile, NotACompressedFile
-from common.models import SharedUploadedFile
-from documents.models import DocumentType
 
 from .literals import DEFAULT_SOURCE_TASK_RETRY_DELAY
-from .models import Source
 
 logger = logging.getLogger(__name__)
 
 
 @app.task(ignore_result=True)
 def task_check_interval_source(source_id):
+    Source = apps.get_model(
+        app_label='sources', model_name='Source'
+    )
+
     source = Source.objects.get_subclass(pk=source_id)
     if source.enabled:
         try:
@@ -34,6 +36,18 @@ def task_check_interval_source(source_id):
 
 @app.task(bind=True, default_retry_delay=DEFAULT_SOURCE_TASK_RETRY_DELAY, ignore_result=True)
 def task_upload_document(self, source_id, document_type_id, shared_uploaded_file_id, description=None, label=None, language=None, metadata_dict_list=None, user_id=None):
+    SharedUploadedFile = apps.get_model(
+        app_label='common', model_name='SharedUploadedFile'
+    )
+
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
+    Source = apps.get_model(
+        app_label='sources', model_name='Source'
+    )
+
     try:
         document_type = DocumentType.objects.get(pk=document_type_id)
         source = Source.objects.get_subclass(pk=source_id)
@@ -72,6 +86,14 @@ def task_upload_document(self, source_id, document_type_id, shared_uploaded_file
 
 @app.task(bind=True, default_retry_delay=DEFAULT_SOURCE_TASK_RETRY_DELAY, ignore_result=True)
 def task_source_handle_upload(self, document_type_id, shared_uploaded_file_id, source_id, description=None, expand=False, label=None, language=None, metadata_dict_list=None, skip_list=None, user_id=None):
+    SharedUploadedFile = apps.get_model(
+        app_label='common', model_name='SharedUploadedFile'
+    )
+
+    DocumentType = apps.get_model(
+        app_label='documents', model_name='DocumentType'
+    )
+
     try:
         document_type = DocumentType.objects.get(pk=document_type_id)
         shared_upload = SharedUploadedFile.objects.get(

mayan/apps/tags/apps.py

@@ -1,5 +1,6 @@
 from __future__ import unicode_literals
 
+from django.apps import apps
 from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
@@ -9,7 +10,6 @@ from common import (
     MayanAppConfig, menu_facet, menu_secondary, menu_object, menu_main,
     menu_multi_item, menu_sidebar
 )
-from documents.models import Document
 from documents.search import document_search
 from navigation import SourceColumn
 from rest_api.classes import APIEndPoint
@@ -35,6 +35,10 @@ class TagsApp(MayanAppConfig):
     def ready(self):
         super(TagsApp, self).ready()
 
+        Document = apps.get_model(
+            app_label='documents', model_name='Document'
+        )
+
         DocumentTag = self.get_model('DocumentTag')
         Tag = self.get_model('Tag')