Added start of migrations

django-cms · czpython · Jul 12, 2018 · Jul 5, 2018 · Jul 5, 2018 · Jul 5, 2018
commit 1100f55018359db73b4cb414032385dfae354adc
diff --git a/cms/migrations/0022_title_placeholders.py b/cms/migrations/0022_title_placeholders.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2018-07-02 16:17
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cms', '0021_auto_20180507_1432'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='title',
+            name='placeholders',
+            field=models.ManyToManyField(editable=False, to='cms.Placeholder'),
+        ),
+    ]
diff --git a/cms/migrations/0023_title_placeholders_data_migration.py b/cms/migrations/0023_title_placeholders_data_migration.py
@@ -0,0 +1,56 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+import warnings, os, sys
+
+from django.db import migrations, models
+
+"""
+Title id 1
+Title id 2
+Page id 1
+    Placeholder 1
+        - Plugin 1 lang 1
+        - Plugin 5 lang 2
+    Placeholder 2
+        - Plugin 3 lang 1
+        - Plugin 4 lang 1
+
+Title id 1
+"""
+
+def forwards(apps, schema_editor):
+
+    Page = apps.get_model('cms', 'Page')
+    # 1. Create a placeholder for each language the page is tied to (title_set)
+    # 2. Move all plugins for each language into their respective placeholder
+    page_list = Page.objects.all().prefetch_related('title_set')
+
+    for page in page_list:
+        # Get all titles registered to the page
+        title_set = page.title_set.all()
+        # Add each placeholder on the page template to the title
+        for title in title_set:
+            placeholders = page.placeholders.all()
+            # FIXME: USE SET?????
+            title.placeholders.add(*list(placeholders))
+
+    #except Exception:
+    #    warnings.warn(u'Placeholder migration failure.')
+
+    #raise os.sys.exit(u'Placeholder migration failure.')
+
+
+def backwards(apps, schema_editor):
+    pass
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cms', '0022_title_placeholders'),
+    ]
+
+    operations = [
+        migrations.RunPython(forwards)
+    ]
diff --git a/cms/migrations/0024_remove_page_placeholders.py b/cms/migrations/0024_remove_page_placeholders.py
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2018-07-03 09:39
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cms', '0023_title_placeholders_data_migration'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='page',
+            name='placeholders',
+        ),
+    ]