I don't really need to store the page name in the base class.

src/tawashi_implem/index_response.cpp

@@ -20,7 +20,7 @@
 
 namespace tawashi {
 	IndexResponse::IndexResponse (const Kakoune::SafePtr<SettingsBag>& parSettings) :
-		Response(Response::ContentType, "text/html", "index", parSettings, false)
+		Response(Response::ContentType, "text/html", parSettings, false)
 	{
 	}
 } //namespace tawashi

src/tawashi_implem/index_response.hpp

@@ -25,6 +25,9 @@ namespace tawashi {
 	public:
 		explicit IndexResponse (const Kakoune::SafePtr<SettingsBag>& parSettings);
 
+	protected:
+		virtual boost::string_ref page_basename() const override { return boost::string_ref("index"); }
+
 	private:
 	};
 } //namespace tawashi

src/tawashi_implem/pastie_response.cpp

@@ -30,7 +30,7 @@ namespace tawashi {
 	} //unnamed namespace
 
 	PastieResponse::PastieResponse (const Kakoune::SafePtr<SettingsBag>& parSettings) :
-		Response(Response::ContentType, "text/html", "text", parSettings, true),
+		Response(Response::ContentType, "text/html", parSettings, true),
 		m_langmap_dir(parSettings->as<std::string>("langmap_dir")),
 		m_plain_text(false),
 		m_syntax_highlight(true)

src/tawashi_implem/pastie_response.hpp

@@ -26,6 +26,9 @@ namespace tawashi {
 	public:
 		explicit PastieResponse (const Kakoune::SafePtr<SettingsBag>& parSettings);
 
+	protected:
+		virtual boost::string_ref page_basename() const override { return boost::string_ref("text"); }
+
 	private:
 		virtual void on_process() override;
 		virtual void on_mustache_prepare (mstch::map& parContext) override;

src/tawashi_implem/response.cpp

@@ -72,7 +72,7 @@ namespace tawashi {
 			}
 		}
 
-		boost::optional<std::string> load_whole_file (const std::string& parWebsiteRoot, const char* parSuffix, const std::string& parName, bool parThrow) {
+		boost::optional<std::string> load_whole_file (const std::string& parWebsiteRoot, const char* parSuffix, const boost::string_ref& parName, bool parThrow) {
 			std::ostringstream oss;
 			oss << parWebsiteRoot << parName << parSuffix;
 			spdlog::get("statuslog")->debug("Trying to load \"{}\"", oss.str());
@@ -104,12 +104,11 @@ namespace tawashi {
 		};
 	} //unnamed namespace
 
-	Response::Response (Types parRespType, std::string&& parValue, std::string&& parPageBaseName, const Kakoune::SafePtr<SettingsBag>& parSettings, bool parWantRedis) :
+	Response::Response (Types parRespType, std::string&& parValue, const Kakoune::SafePtr<SettingsBag>& parSettings, bool parWantRedis) :
 		m_resp_value(std::move(parValue)),
 		//m_page_basename(fetch_page_basename(m_cgi_env)),
 		m_settings(parSettings),
 		m_website_root(make_root_path(*parSettings)),
-		m_page_basename(std::move(parPageBaseName)),
 		m_resp_type(parRespType),
 		m_header_sent(false)
 	{
@@ -210,10 +209,6 @@ namespace tawashi {
 		return m_settings->at("base_uri");
 	}
 
-	const std::string& Response::page_basename() const {
-		return m_page_basename;
-	}
-
 	std::string Response::load_mustache() const {
 		boost::optional<std::string> content = load_whole_file(m_website_root, ".html.mstch", page_basename(), true);
 		return *content;

src/tawashi_implem/response.hpp

@@ -44,11 +44,16 @@ namespace tawashi {
 			Location
 		};
 
-		Response (Types parRespType, std::string&& parValue, std::string&& parPageBaseName, const Kakoune::SafePtr<SettingsBag>& parSettings, bool parWantRedis);
+		Response (
+			Types parRespType,
+			std::string&& parValue,
+			const Kakoune::SafePtr<SettingsBag>& parSettings,
+			bool parWantRedis
+		);
 		const cgi::Env& cgi_env() const;
 		void change_type (Types parRespType, std::string&& parValue);
 		const boost::string_ref& base_uri() const;
-		const std::string& page_basename() const;
+		virtual boost::string_ref page_basename() const = 0;
 		redis::IncRedis& redis() const;
 		const SettingsBag& settings() const;
 		virtual std::string load_mustache() const;
@@ -62,7 +67,6 @@ namespace tawashi {
 		std::string m_resp_value;
 		Kakoune::SafePtr<SettingsBag> m_settings;
 		std::string m_website_root;
-		std::string m_page_basename;
 		Types m_resp_type;
 		std::unique_ptr<redis::IncRedis> m_redis;
 		bool m_header_sent;

src/tawashi_implem/submit_paste_response.cpp

@@ -61,7 +61,7 @@ namespace tawashi {
 	} //unnamed namespace
 
 	SubmitPasteResponse::SubmitPasteResponse (const Kakoune::SafePtr<SettingsBag>& parSettings) :
-		Response(Response::ContentType, "text/plain", "paste", parSettings, true)
+		Response(Response::ContentType, "text/plain", parSettings, true)
 	{
 	}
 

src/tawashi_implem/submit_paste_response.hpp

@@ -27,6 +27,9 @@ namespace tawashi {
 	public:
 		explicit SubmitPasteResponse (const Kakoune::SafePtr<SettingsBag>& parSettings);
 
+	protected:
+		virtual boost::string_ref page_basename() const override { return boost::string_ref("paste"); }
+
 	private:
 		virtual void on_process() override;
 		boost::optional<std::string> submit_to_redis (const boost::string_ref& parText, uint32_t parExpiry, const boost::string_ref& parLang) const;