Delete extra empty paragraphs from all Rich Text fields

tilavarauspalvelu/migrations/0056_clean_newlines_from_rich_text_fields.py

@@ -0,0 +1,107 @@
+# Generated by Django 5.1.3 on 2024-12-17 14:38
+from __future__ import annotations
+
+from django.db import migrations
+
+
+def clean_newlines(text: str | None) -> str:
+    if not text:
+        return text
+
+    return text.replace("<p><br></p>", "").replace("\r\n<p>&nbsp;</p>\r\n", "")
+
+
+def clean_reservation_unit_fields(apps, schema_editor):
+    ReservationUnit = apps.get_model("tilavarauspalvelu", "ReservationUnit")
+
+    fields = [
+        "description_fi",
+        "description_sv",
+        "description_en",
+        "terms_of_use_fi",
+        "terms_of_use_sv",
+        "terms_of_use_en",
+        "reservation_pending_instructions_fi",
+        "reservation_pending_instructions_sv",
+        "reservation_pending_instructions_en",
+        "reservation_confirmed_instructions_fi",
+        "reservation_confirmed_instructions_sv",
+        "reservation_confirmed_instructions_en",
+        "reservation_cancelled_instructions_fi",
+        "reservation_cancelled_instructions_sv",
+        "reservation_cancelled_instructions_en",
+    ]
+
+    rows = list(ReservationUnit.objects.all())
+    for row in rows:
+        for field in fields:
+            setattr(row, field, clean_newlines(getattr(row, field)))
+
+    ReservationUnit.objects.bulk_update(rows, fields=fields)
+
+
+def clean_terms_of_use_fields(apps, schema_editor):
+    TermsOfUse = apps.get_model("tilavarauspalvelu", "TermsOfUse")
+
+    fields = [
+        "text_fi",
+        "text_sv",
+        "text_en",
+    ]
+
+    rows = list(TermsOfUse.objects.all())
+    for row in rows:
+        for field in fields:
+            setattr(row, field, clean_newlines(getattr(row, field)))
+
+    TermsOfUse.objects.bulk_update(rows, fields=fields)
+
+
+def clean_application_round_fields(apps, schema_editor):
+    ApplicationRound = apps.get_model("tilavarauspalvelu", "ApplicationRound")
+
+    fields = [
+        "criteria_fi",
+        "criteria_sv",
+        "criteria_en",
+        "notes_when_applying_fi",
+        "notes_when_applying_sv",
+        "notes_when_applying_en",
+    ]
+
+    rows = list(ApplicationRound.objects.all())
+    for row in rows:
+        for field in fields:
+            setattr(row, field, clean_newlines(getattr(row, field)))
+
+    ApplicationRound.objects.bulk_update(rows, fields=fields)
+
+
+def clean_banner_notification_fields(apps, schema_editor):
+    BannerNotification = apps.get_model("tilavarauspalvelu", "BannerNotification")
+
+    fields = [
+        "message_fi",
+        "message_sv",
+        "message_en",
+    ]
+
+    rows = list(BannerNotification.objects.all())
+    for row in rows:
+        for field in fields:
+            setattr(row, field, clean_newlines(getattr(row, field)))
+
+    BannerNotification.objects.bulk_update(rows, fields=fields)
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("tilavarauspalvelu", "0055_migrate_instructions_to_html"),
+    ]
+
+    operations = [
+        migrations.RunPython(clean_reservation_unit_fields, migrations.RunPython.noop),
+        migrations.RunPython(clean_terms_of_use_fields, migrations.RunPython.noop),
+        migrations.RunPython(clean_application_round_fields, migrations.RunPython.noop),
+        migrations.RunPython(clean_banner_notification_fields, migrations.RunPython.noop),
+    ]