added filename field for the 3d model

project_directory/common/migrations/0002_auto__add_field_sample_model_filename.py

@@ -0,0 +1,40 @@
+# -*- coding: 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):
+        # Adding field 'Sample.model_filename'
+        db.add_column(u'common_sample', 'model_filename',
+                      self.gf('django.db.models.fields.CharField')(max_length=1000, null=True),
+                      keep_default=False)
+
+
+    def backwards(self, orm):
+        # Deleting field 'Sample.model_filename'
+        db.delete_column(u'common_sample', 'model_filename')
+
+
+    models = {
+        u'common.category': {
+            'Meta': {'object_name': 'Category'},
+            'active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['common.Category']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'})
+        },
+        u'common.sample': {
+            'Meta': {'object_name': 'Sample'},
+            'active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model_filename': ('django.db.models.fields.CharField', [], {'max_length': '1000', 'null': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['common.Category']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'})
+        }
+    }
+
+    complete_apps = ['common']

project_directory/common/migrations/0003_auto__chg_field_sample_model_filename.py

@@ -0,0 +1,38 @@
+# -*- coding: 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):
+
+        # Changing field 'Sample.model_filename'
+        db.alter_column(u'common_sample', 'model_filename', self.gf('django.db.models.fields.CharField')(default='', max_length=1000))
+
+    def backwards(self, orm):
+
+        # Changing field 'Sample.model_filename'
+        db.alter_column(u'common_sample', 'model_filename', self.gf('django.db.models.fields.CharField')(max_length=1000, null=True))
+
+    models = {
+        u'common.category': {
+            'Meta': {'object_name': 'Category'},
+            'active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['common.Category']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'})
+        },
+        u'common.sample': {
+            'Meta': {'object_name': 'Sample'},
+            'active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model_filename': ('django.db.models.fields.CharField', [], {'max_length': '1000'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'parent': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['common.Category']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'})
+        }
+    }
+
+    complete_apps = ['common']

project_directory/common/models.py

@@ -18,5 +18,6 @@ class Category(CommonInfo):
 
 
 class Sample(CommonInfo):
+    model_filename = models.CharField(max_length=1000)
     parent = models.ForeignKey(Category, blank=True, null=True,
                                on_delete=models.SET_NULL)

project_directory/rockviewer/settings.py

@@ -156,3 +156,11 @@ LOGGING = {
         },
     }
 }
+
+
+# Custom config settings
+MODEL_DIRS = (
+    # put model directories here, separated by commas. If there are
+    # models with the same name under different directories, the first
+    # directory will be used
+)