Commits

Matthew Schinckel committed 94c048a

Added view

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Files changed (6)

biometrics/migrations/0002_auto__add_unique_fingerprinttemplate_data.py

+# 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):
+        
+        # Adding unique constraint on 'FingerprintTemplate', fields ['data']
+        db.create_unique('biometrics_fingerprint_templates', ['data'])
+
+
+    def backwards(self, orm):
+        
+        # Removing unique constraint on 'FingerprintTemplate', fields ['data']
+        db.delete_unique('biometrics_fingerprint_templates', ['data'])
+
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True', 'blank': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'blank': 'True'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'blank': 'True'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'biometrics.fingerprinttemplate': {
+            'Meta': {'object_name': 'FingerprintTemplate', 'db_table': "'biometrics_fingerprint_templates'"},
+            'data': ('django.db.models.fields.TextField', [], {'unique': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'fingerprint_templates'", 'to': "orm['auth.User']"})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        }
+    }
+
+    complete_apps = ['biometrics']

biometrics/migrations/0003_auto__chg_field_fingerprinttemplate_data.py

+# 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):
+        
+        # Changing field 'FingerprintTemplate.data'
+        db.alter_column('biometrics_fingerprint_templates', 'data', self.gf('picklefield.fields.PickledObjectField')(unique=True))
+
+
+    def backwards(self, orm):
+        
+        # Changing field 'FingerprintTemplate.data'
+        db.alter_column('biometrics_fingerprint_templates', 'data', self.gf('django.db.models.fields.TextField')(unique=True))
+
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True', 'blank': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'blank': 'True'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False', 'blank': 'True'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'biometrics.fingerprinttemplate': {
+            'Meta': {'object_name': 'FingerprintTemplate', 'db_table': "'biometrics_fingerprint_templates'"},
+            'data': ('picklefield.fields.PickledObjectField', [], {'unique': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'fingerprint_templates'", 'to': "orm['auth.User']"})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        }
+    }
+
+    complete_apps = ['biometrics']

biometrics/models/fingerprint_template.py

 from django.db import models
 
+import picklefield
+
 class FingerprintTemplate(models.Model):
-    user = models.ForeignKey('auth.User', 
-        related_name='fingerprint_templates')
-    data = models.TextField()
+    user = models.OneToOneField('auth.User', 
+        related_name='fingerprint_template')
+    data = picklefield.fields.PickledObjectField(unique=True)
     
     class Meta:
         app_label = 'biometrics'
         db_table = 'biometrics_fingerprint_templates'
+        
+    def __unicode__(self):
+        return "Fingerprint template of %s" % self.user.name
     
-    
+    
+    def _get_serialized_data(self):
+        return self.data.encode('base64')
+    def _set_serialized_data(self, data):
+        self.data = data.decode('base64')
+    
+    serialized_data = property(_get_serialized_data, _set_serialized_data)

biometrics/urls.py

+from django.conf.urls.defaults import *
+
+import views
+
+urlpatterns = patterns('',
+    url(r'^user/(?P<user>\d+)/fingerprints/$', views.handle, 
+        name="biometrics_handle_fingerprints"),
+)

biometrics/views.py

+from django.http import HttpResponse
+from django.db import IntegrityError
+from django.contrib.auth.models import User
+from django.views.decorators.csrf import csrf_exempt
+
+import json
+
+@csrf_exempt
+def handle(request, user):
+    user = User.objects.get(pk=user)
+    if request.method == "POST":
+        try:
+            user.fingerprint_templates.create(data=request.raw_post_data)
+        except IntegrityError, arg:
+            return HttpResponse(arg.args[0], status=409)
+
+        return HttpResponse("Template added", status=201)
+    elif request.method == "GET":
+        return HttpResponse(
+            json.dumps([ft.serialized_data for ft in user.fingerprint_templates.all()])
+        )

biometrics/views/__init__.py

Empty file removed.