Fix hashing and db insertion.

src/pq/connection.cpp

@@ -123,4 +123,11 @@ namespace pq {
 			throw DatabaseException("Error running query", error_message(), __FILE__, __LINE__);
 		}
 	}
+
+	std::string Connection::escape_literal (const std::string& parString) {
+		typedef std::unique_ptr<char[], void(*)(void*)> PQArrayType;
+
+		PQArrayType clean_str(PQescapeLiteral(m_localData->connection, parString.c_str(), parString.size()), &PQfreemem);
+		return std::string(clean_str.get());
+	}
 } //namespace pq

src/pq/connection.hpp

@@ -36,6 +36,8 @@ namespace pq {
 		void query_void ( const std::string& parQuery );
 		ResultSet query ( const std::string& parQuery );
 
+		std::string escape_literal ( const std::string& parString );
+
 	private:
 		struct LocalData;
 
@@ -46,6 +48,7 @@ namespace pq {
 		const uint16_t m_port;
 		std::unique_ptr<LocalData> m_localData;
 	};
+
 } //namespace pq
 
 #endif