fix: security vulnerabilities

Tested that all functions related to the touched files work

will test sqlite on a CI build

dCommon/dConfig.h

@@ -5,6 +5,8 @@
 #include <map>
 #include <string>
 
+#include "GeneralUtils.h"
+
 class dConfig {
 public:
 	dConfig(const std::string& filepath);
@@ -22,6 +24,14 @@ public:
 	 */
 	const std::string& GetValue(std::string key);
 
+	// Gets a value from the config and returns the parsed value, or the default value should parsing have failed.
+	template<typename T>
+	T GetValue(const std::string& key, const T emptyValue = T()) {
+		return GeneralUtils::TryParse<T>(GetValue(key)).value_or(emptyValue);
+	}
+
+	std::string GetValue(const std::string& key, const char* emptyValue);
+
 	/**
 	 * Loads the config from a file
 	 */
@@ -43,3 +53,9 @@ private:
 	std::vector<std::function<void()>> m_ConfigHandlers;
 	std::string m_ConfigFilePath;
 };
+
+template<>
+inline std::string dConfig::GetValue(const std::string& key, const std::string emptyValue) {
+	const auto& value = GetValue(key);
+	return value.empty() ? emptyValue : value;
+};