Add link to show a document's OCR errors. GitLab issue #291.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

HISTORY.rst

@@ -12,6 +12,7 @@ XX (2017-XX-XX)
 - Fix index rebuilding for multi value first levels. GitLab issue #391. 
 - Truncate views titles via the APPEARANCE_MAXIMUM_TITLE_LENGTH setting. GitLab issue #217.
 - Add background task manager app. GitLab issue #132.
+- Add link to show a document's OCR errors. GitLab issue #291.
 
 2.3 (2017-06-08)
 ================

mayan/apps/ocr/apps.py

@@ -23,9 +23,10 @@ from rest_api.classes import APIEndPoint
 
 from .handlers import initialize_new_ocr_settings, post_version_upload_ocr
 from .links import (
-    link_document_content, link_document_submit, link_document_submit_all,
-    link_document_submit_multiple, link_document_type_ocr_settings,
-    link_document_type_submit, link_entry_list
+    link_document_content, link_document_ocr_erros_list, link_document_submit,
+    link_document_submit_all, link_document_submit_multiple,
+    link_document_type_ocr_settings, link_document_type_submit,
+    link_entry_list
 )
 from .permissions import permission_ocr_document, permission_ocr_content_view
 from .queues import *  # NOQA
@@ -128,6 +129,12 @@ class OCRApp(MayanAppConfig):
         menu_object.bind_links(
             links=(link_document_type_ocr_settings,), sources=(DocumentType,)
         )
+        menu_secondary.bind_links(
+            links=(link_document_content, link_document_ocr_erros_list,),
+            sources=(
+                'ocr:document_content', 'ocr:document_ocr_error_list'
+            )
+        )
         menu_secondary.bind_links(
             links=(link_entry_list,),
             sources=(

mayan/apps/ocr/links.py

@@ -36,3 +36,8 @@ link_entry_list = Link(
     icon='fa fa-file-text-o', permissions=(permission_ocr_document,),
     text=_('OCR errors'), view='ocr:entry_list'
 )
+link_document_ocr_erros_list = Link(
+    args='resolved_object.id', icon='fa fa-file-text-o',
+    permissions=(permission_ocr_content_view,), text=_('OCR errors'),
+    view='ocr:document_ocr_error_list'
+)

mayan/apps/ocr/models.py

@@ -28,7 +28,8 @@ class DocumentTypeSettings(models.Model):
 @python_2_unicode_compatible
 class DocumentVersionOCRError(models.Model):
     document_version = models.ForeignKey(
-        DocumentVersion, verbose_name=_('Document version')
+        DocumentVersion, related_name='ocr_errors',
+        verbose_name=_('Document version')
     )
     datetime_submitted = models.DateTimeField(
         auto_now=True, db_index=True, verbose_name=_('Date time submitted')

mayan/apps/ocr/urls.py

@@ -6,8 +6,8 @@ from .api_views import (
     APIDocumentOCRView, APIDocumentPageContentView, APIDocumentVersionOCRView
 )
 from .views import (
-    DocumentAllSubmitView, DocumentOCRContent, DocumentSubmitView,
-    DocumentSubmitManyView, DocumentTypeSettingsEditView,
+    DocumentAllSubmitView, DocumentOCRContent, DocumentOCRErrorsListView,
+    DocumentSubmitView, DocumentSubmitManyView, DocumentTypeSettingsEditView,
     DocumentTypeSubmitView, EntryListView
 )
 
@@ -37,7 +37,10 @@ urlpatterns = [
         DocumentTypeSettingsEditView.as_view(),
         name='document_type_ocr_settings'
     ),
-
+    url(
+        r'^documents/(?P<pk>\d+)/ocr/errors/$',
+        DocumentOCRErrorsListView.as_view(), name='document_ocr_error_list'
+    ),
     url(r'^all/$', EntryListView.as_view(), name='entry_list'),
 ]
 

mayan/apps/ocr/views.py

@@ -157,3 +157,20 @@ class EntryListView(SingleObjectListView):
 
     def get_queryset(self):
         return DocumentVersionOCRError.objects.all()
+
+
+class DocumentOCRErrorsListView(SingleObjectListView):
+    view_permission = permission_ocr_document
+
+    def get_document(self):
+        return get_object_or_404(Document, pk=self.kwargs['pk'])
+
+    def get_extra_context(self):
+        return {
+            'hide_object': True,
+            'object': self.get_document(),
+            'title': _('OCR errors for document: %s') % self.get_document(),
+        }
+
+    def get_queryset(self):
+        return self.get_document().latest_version.ocr_errors.all()