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flask_admin/contrib/appengine/view.py

@@ -8,171 +8,171 @@ from google.appengine.ext import db
 from google.appengine.ext import ndb
 
 class NdbModelView(BaseModelView):
-	"""
-	AppEngine NDB model scaffolding.
-	"""
-
-	def get_pk_value(self, model):
-		return model.key.urlsafe()
-
-	def scaffold_list_columns(self):
-		return sorted([k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, ndb.Property)])
-
-	def scaffold_sortable_columns(self):
-		return [k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, ndb.Property) and v._indexed]
-
-	def init_search(self):
-		return None
-
-	def is_valid_filter(self):
-		pass
-
-	def scaffold_filters(self):
-		#TODO: implement
-		pass
-
-	def scaffold_form(self):
-		return wt_ndb.model_form(self.model())
-
-	def get_list(self, page, sort_field, sort_desc, search, filters):
-		#TODO: implement filters (don't think search can work here)
-
-		q = self.model.query()
-
-		if sort_field:
-			order_field = getattr(self.model, sort_field)
-			if sort_desc:
-				order_field = -order_field
-			q = q.order(order_field)
-
-		results = q.fetch(self.page_size, offset=page*self.page_size)
-		return q.count(), results
-
-	def get_one(self, urlsafe_key):
-		return ndb.Key(urlsafe=urlsafe_key).get()
-
-	def create_model(self, form):
-		try:
-			model = self.model()
-			form.populate_obj(model)
-			model.put()
-			return model
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to create record. %(error)s',
-				#	error=ex), 'error')
-				logging.exception('Failed to create record.')
-			return False
-
-	def update_model(self, form, model):
-		try:
-			form.populate_obj(model)
-			model.put()
-			return True
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to update record. %(error)s',
-				#	error=ex), 'error')
-				logging.exception('Failed to update record.')
-			return False
-
-	def delete_model(self,  model):
-		try:
-			model.key.delete()
-			return True
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to delete record. %(error)s',
-				#	error=ex),
-				#	'error')
-				logging.exception('Failed to delete record.')
-		return False
+    """
+    AppEngine NDB model scaffolding.
+    """
+
+    def get_pk_value(self, model):
+        return model.key.urlsafe()
+
+    def scaffold_list_columns(self):
+        return sorted([k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, ndb.Property)])
+
+    def scaffold_sortable_columns(self):
+        return [k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, ndb.Property) and v._indexed]
+
+    def init_search(self):
+        return None
+
+    def is_valid_filter(self):
+        pass
+
+    def scaffold_filters(self):
+        #TODO: implement
+        pass
+
+    def scaffold_form(self):
+        return wt_ndb.model_form(self.model())
+
+    def get_list(self, page, sort_field, sort_desc, search, filters):
+        #TODO: implement filters (don't think search can work here)
+
+        q = self.model.query()
+
+        if sort_field:
+            order_field = getattr(self.model, sort_field)
+            if sort_desc:
+                order_field = -order_field
+            q = q.order(order_field)
+
+        results = q.fetch(self.page_size, offset=page*self.page_size)
+        return q.count(), results
+
+    def get_one(self, urlsafe_key):
+        return ndb.Key(urlsafe=urlsafe_key).get()
+
+    def create_model(self, form):
+        try:
+            model = self.model()
+            form.populate_obj(model)
+            model.put()
+            return model
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to create record. %(error)s',
+                #    error=ex), 'error')
+                logging.exception('Failed to create record.')
+            return False
+
+    def update_model(self, form, model):
+        try:
+            form.populate_obj(model)
+            model.put()
+            return True
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to update record. %(error)s',
+                #    error=ex), 'error')
+                logging.exception('Failed to update record.')
+            return False
+
+    def delete_model(self,  model):
+        try:
+            model.key.delete()
+            return True
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to delete record. %(error)s',
+                #    error=ex),
+                #    'error')
+                logging.exception('Failed to delete record.')
+        return False
 
 
 class DbModelView(BaseModelView):
-	"""
-	AppEngine DB model scaffolding.
-	"""
-
-	def get_pk_value(self, model):
-		return str(model.key())
-
-	def scaffold_list_columns(self):
-		return sorted([k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, db.Property)])
-
-	def scaffold_sortable_columns(self):
-		return [k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, db.Property) and v.indexed]
-
-	def init_search(self):
-		return None
-
-	def is_valid_filter(self):
-		pass
-
-	def scaffold_filters(self):
-		#TODO: implement
-		pass
-
-	def scaffold_form(self):
-		return wt_db.model_form(self.model())
-
-	def get_list(self, page, sort_field, sort_desc, search, filters):
-		#TODO: implement filters (don't think search can work here)
-
-		q = self.model.all()
-
-		if sort_field:
-			if sort_desc:
-				sort_field = "-" + sort_field
-			q.order(sort_field)
-
-		results = q.fetch(self.page_size, offset=page*self.page_size)
-		return q.count(), results
-
-	def get_one(self, encoded_key):
-		return db.get(db.Key(encoded=encoded_key))
-
-	def create_model(self, form):
-		try:
-			model = self.model()
-			form.populate_obj(model)
-			model.put()
-			return model
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to create record. %(error)s',
-				#	error=ex), 'error')
-				logging.exception('Failed to create record.')
-			return False
-
-	def update_model(self, form, model):
-		try:
-			form.populate_obj(model)
-			model.put()
-			return True
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to update record. %(error)s',
-				#	error=ex), 'error')
-				logging.exception('Failed to update record.')
-			return False
-
-	def delete_model(self,  model):
-		try:
-			model.delete()
-			return True
-		except Exception as ex:
-			if not self.handle_view_exception(ex):
-				#flash(gettext('Failed to delete record. %(error)s',
-				#	error=ex),
-				#	'error')
-				logging.exception('Failed to delete record.')
-		return False
+    """
+    AppEngine DB model scaffolding.
+    """
+
+    def get_pk_value(self, model):
+        return str(model.key())
+
+    def scaffold_list_columns(self):
+        return sorted([k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, db.Property)])
+
+    def scaffold_sortable_columns(self):
+        return [k for (k, v) in self.model.__dict__.iteritems() if isinstance(v, db.Property) and v.indexed]
+
+    def init_search(self):
+        return None
+
+    def is_valid_filter(self):
+        pass
+
+    def scaffold_filters(self):
+        #TODO: implement
+        pass
+
+    def scaffold_form(self):
+        return wt_db.model_form(self.model())
+
+    def get_list(self, page, sort_field, sort_desc, search, filters):
+        #TODO: implement filters (don't think search can work here)
+
+        q = self.model.all()
+
+        if sort_field:
+            if sort_desc:
+                sort_field = "-" + sort_field
+            q.order(sort_field)
+
+        results = q.fetch(self.page_size, offset=page*self.page_size)
+        return q.count(), results
+
+    def get_one(self, encoded_key):
+        return db.get(db.Key(encoded=encoded_key))
+
+    def create_model(self, form):
+        try:
+            model = self.model()
+            form.populate_obj(model)
+            model.put()
+            return model
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to create record. %(error)s',
+                #    error=ex), 'error')
+                logging.exception('Failed to create record.')
+            return False
+
+    def update_model(self, form, model):
+        try:
+            form.populate_obj(model)
+            model.put()
+            return True
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to update record. %(error)s',
+                #    error=ex), 'error')
+                logging.exception('Failed to update record.')
+            return False
+
+    def delete_model(self,  model):
+        try:
+            model.delete()
+            return True
+        except Exception as ex:
+            if not self.handle_view_exception(ex):
+                #flash(gettext('Failed to delete record. %(error)s',
+                #    error=ex),
+                #    'error')
+                logging.exception('Failed to delete record.')
+        return False
 
 def ModelView(model):
-	if issubclass(model, ndb.Model):
-		return NdbModelView(model)
-	elif issubclass(model, db.Model):
-		return DbModelView(model)
-	else:
-		raise ValueError("Unsupported model: %s" % model)
+    if issubclass(model, ndb.Model):
+        return NdbModelView(model)
+    elif issubclass(model, db.Model):
+        return DbModelView(model)
+    else:
+        raise ValueError("Unsupported model: %s" % model)