sorting out column naming

product/migrations/0005_rename_attribute_type_column.py

@@ -0,0 +1,65 @@
+# encoding: utf-8
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+class Migration(SchemaMigration):
+    
+    def forwards(self, orm):
+        
+        # Rename field 'AttributeTypeMembership.attribute_Type' to 'AttributeTypeMembership.attribute_type'
+        db.rename_column('product_attributetypemembership', 'attribute_Type_id', 'attribute_type_id')
+    
+    
+    def backwards(self, orm):
+        
+        # Rename field 'AttributeTypeMembership.attribute_type' to 'AttributeTypeMembership.attribute_Type'
+        db.rename_column('product_attributetypemembership', 'attribute_type_id', 'attribute_Type_id')
+    
+    
+    models = {
+        'product.attribute': {
+            'Meta': {'object_name': 'Attribute'},
+            'attribute_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.AttributeType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'product': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.Item']"}),
+            'value': ('django.db.models.fields.CharField', [], {'max_length': '256'})
+        },
+        'product.attributetype': {
+            'Meta': {'object_name': 'AttributeType'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '128'})
+        },
+        'product.attributetypemembership': {
+            'Meta': {'object_name': 'AttributeTypeMembership'},
+            'attribute_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.AttributeType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'relation_type': ('django.db.models.fields.CharField', [], {'default': "'optional'", 'max_length': '16'}),
+            'type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.Type']"})
+        },
+        'product.item': {
+            'Meta': {'object_name': 'Item'},
+            'date_available': ('django.db.models.fields.DateField', [], {}),
+            'date_created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'partner_id': ('django.db.models.fields.CharField', [], {'max_length': '32'}),
+            'type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.Type']"})
+        },
+        'product.stockrecord': {
+            'Meta': {'object_name': 'StockRecord'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'price_excl_tax': ('django.db.models.fields.FloatField', [], {}),
+            'product': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['product.Item']"}),
+            'tax': ('django.db.models.fields.FloatField', [], {})
+        },
+        'product.type': {
+            'Meta': {'object_name': 'Type'},
+            'attribute_types': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['product.AttributeType']", 'through': "orm['product.AttributeTypeMembership']", 'symmetrical': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '128'})
+        }
+    }
+    
+    complete_apps = ['product']

product/models.py

@@ -20,11 +20,15 @@ class AttributeTypeMembership(models.Model):
     RELATIONSHIP_CHOICES = (
         ('optional', 'optional'),
         ('required', 'required'),
+        ('required_basket', 'required for purchase'),
     )
     type = models.ForeignKey('product.Type')
-    attribute_Type = models.ForeignKey('product.AttributeType')
+    attribute_type = models.ForeignKey('product.AttributeType')
     relation_type = models.CharField(max_length = 16, choices = RELATIONSHIP_CHOICES, default = 'optional')
     
+    def __unicode__(self):
+        return "%s -> %s (%s)" % (self.type.name, self.attribute_type.name, self.relation_type)
+    
 
 class Item(models.Model):
     """The base product object"""