Merge pull request #888 from LibraryOfCongress/admin-reopen-feature

Admin reopen asset feature

concordia/admin/__init__.py

@@ -33,6 +33,7 @@
 from .actions import (
     publish_action,
     publish_item_action,
+    reopen_asset_action,
     unpublish_action,
     unpublish_item_action,
 )
@@ -291,7 +292,7 @@ class AssetAdmin(admin.ModelAdmin, CustomListDisplayFieldsMixin):
         "media_type",
         "transcription_status",
     )
-    actions = (publish_action, unpublish_action)
+    actions = (publish_action, reopen_asset_action, unpublish_action)
     autocomplete_fields = ("item",)
     ordering = ("item__item_id", "sequence")
 

concordia/admin/actions.py

@@ -1,6 +1,7 @@
 from django.contrib import messages
+from django.utils.timezone import now
 
-from ..models import Asset
+from ..models import Asset, Transcription, TranscriptionStatus
 
 
 def publish_item_action(modeladmin, request, queryset):
@@ -57,3 +58,39 @@ def unpublish_action(modeladmin, request, queryset):
 
 
 unpublish_action.short_description = "Unpublish selected"
+
+
+def reopen_asset_action(modeladmin, request, queryset):
+
+    # Can only reopen completed assets
+    assets = queryset.filter(transcription_status=TranscriptionStatus.COMPLETED)
+
+    # Count the number of assets that will become reopened
+    count = assets.count()
+
+    """
+    For each asset, create a new transcription that:
+    - supersedes the currently-latest transcription
+    - has rejected set to now
+    - has reviewed_by set to the current user
+    - has the same transcription text as the latest transcription
+    Don't use bulk_create because then the post-save signal will not be sent.
+
+    """
+    for asset in assets:
+        latest_transcription = asset.transcription_set.order_by("-pk").first()
+        new_transcription = Transcription(
+            supersedes=latest_transcription,
+            rejected=now(),
+            reviewed_by=request.user,
+            text=latest_transcription.text,
+            asset=asset,
+            user=request.user,
+        )
+        new_transcription.full_clean()
+        new_transcription.save()
+
+    messages.info(request, f"Reopened {count} assets")
+
+
+reopen_asset_action.short_description = "Reopen selected assets"

concordia/templates/admin/concordia/asset/change_form.html

@@ -31,6 +31,8 @@
 {% block content %}
     {{ block.super }}
 
+    <h4>Current status: {{ original.transcription_status }}</h4>
+
     {% if transcriptions %}
         <table>
             <caption>Transcription History</caption>