Beispiel #1
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	def remove(self):
		""" Removes this object from the database. It will still remain in memory, however, and can be resaved at a later time provided that the original reference is maintained."""
		storage = Storage()
		database = self._database
		collection = self._collection
		
		if database is None or collection is None:
			raise ValueError, "The object needs to be assigned a database and a collection."
		
		storage.getDatabase(database)
		storage.getCollection(collection)
		documents = storage.removeDocuments({"_id":self._id})
Beispiel #2
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	def getObjectsByKey(self, key, value, limit=None):
		""" This will retrieve documents from the database and collection specified by this object based on one of their keys and convert them to their proper Python object state.
		
		:param key: The key to select on.
		:param value: The value to search for.
		:param limit: The maximum amount of objects to return. Will return all results by default.
		:rtype: All the matching objects stored in the database.
		"""
		storage = Storage()
		database = self._database
		collection = self._collection
		
		if database is None or collection is None:
			raise ValueError, "The object needs to be assigned a database and a collection."
		
		storage.getDatabase(database)
		storage.getCollection(collection)
		documents = storage.getDocuments({key:value}, limit)
		
		objects = [ self.loadFromRawData( data ) for data in documents ]
		return objects
Beispiel #3
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	def save(self):
		"""Save this object into the database with all its public attributes."""
		# Can't save without a database or a table
		if self._database is None:
			raise ValueError, "No database has been selected."
		if self._collection is None:
			raise ValueError, "No collection has been selected."
	
		# Check private variables. We probably shouldn't store these.
		document = {}	
		for key, value in self.__dict__.items():
			key = key.replace("_"+self._type, "")
			if key.startswith("__"):
				continue
			document[key] = value
		
		# Let's store this object
		storage = Storage()
		storage.getDatabase(self._database)
		storage.getCollection(self._collection)
		storage.insertDocuments(document)
		self._id = document["_id"]