Introduce proper HandlerFactory and reduce dependencies of RequestWorker

requestworker.h

@@ -9,27 +9,25 @@
 #include "urlprovider.h"
 #include "database/sessiondao.h"
 #include "cache/fscache.h"
+#include "handlers/handlerfactory.h"
+
 class RequestWorker
 {
-	Database *db;
 	Template *templ;
 	UrlProvider *urlProvider;
 	ICache *cache;
-	HandlerConfig *handlerConfig;
-	std::unique_ptr<SessionDao> sessionDao;
+	HandlerFactory *handlerFactory;
+	SessionDao *sessionDao;
 
   private:
 	Session retrieveSession(std::string token) const;
 
   public:
-	RequestWorker(HandlerConfig &handlerConfig, Database &db, Template &templ, UrlProvider &provider, ICache &cache)
+	RequestWorker(HandlerFactory &handlerFactory, SessionDao &sessionDao, Template &templ)
 	{
-		this->handlerConfig = &handlerConfig;
-		this->db = &db;
+		this->handlerFactory = &handlerFactory;
 		this->templ = &templ;
-		this->urlProvider = &provider;
-		this->sessionDao = db.createSessionDao();
-		this->cache = &cache;
+		this->sessionDao = &sessionDao;
 	}
 
 	Response processRequest(const Request &r);