From fd778219e40c5fbb4d0af1839cbc313caaf10d9d Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 28 Sep 2008 15:05:13 +0000
Subject: move base game module to new subdirectory

---
 src/core/application.cc |  2 ++
 src/core/gameserver.cc  |  5 +---
 src/core/module.cc      | 70 ++++++++++++++++++++++++++++++++++++++++---------
 src/core/module.h       | 29 +++++++++++++++-----
 4 files changed, 83 insertions(+), 23 deletions(-)

(limited to 'src/core')

diff --git a/src/core/application.cc b/src/core/application.cc
index 6207a0d..f8b9a73 100644
--- a/src/core/application.cc
+++ b/src/core/application.cc
@@ -251,6 +251,8 @@ void Application::shutdown()
 
 	save_config();
 
+	Module::clear();
+
 	// remove our engine functions
 	Func::remove("say");
 	Func::remove("help");
diff --git a/src/core/gameserver.cc b/src/core/gameserver.cc
index f251b75..e086096 100644
--- a/src/core/gameserver.cc
+++ b/src/core/gameserver.cc
@@ -114,7 +114,7 @@ GameServer::GameServer() : GameInterface()
 	server_frametime = 0.0f;
 	server_maxplayerid = 1;
 
-	server_module = Module::preload();
+	server_module = Module::current();
 	if (!server_module) {
 		con_error << "No module loaded.\n";
 		abort();
@@ -199,9 +199,6 @@ GameServer::~GameServer()
 			player_disconnect(localplayer());
 
 		server_module->shutdown();
-
-		if (server_module != Module::preload())
-			delete server_module;
 	}
 
 	Func::remove("kick");
diff --git a/src/core/module.cc b/src/core/module.cc
index 447e2b3..89bc2fe 100644
--- a/src/core/module.cc
+++ b/src/core/module.cc
@@ -5,36 +5,82 @@
 */
 
 #include "core/module.h"
+#include "sys/sys.h"
 
 namespace core
 {
 
+/*-- static functions ----------------------------------------------*/
+
 Module *Module::module_preload = 0;
+Module::Registry Module::module_registry;
 
-Module::Module(const char *name) :
-	module_name(name)
+Module *Module::find(std::string const &name)
 {
-	module_running = false;
+	Registry::iterator it = module_registry.find(name);
+	if (it == module_registry.end())
+		return 0;
+	else
+		return (*it).second;
 }
 
-Module::~Module()
+Module *Module::find(const char *name)
 {
-	module_running = false;
-	module_name.clear();
+	return(find(std::string(name)));
 }
 
-	
-void Module::load(Module *module)
+Module *Module::add(const char *name, Module *module)
 {
+	Module *m = find(name);
+	if (m) {
+		con_warn << "module '" << name << "' already loaded!" << std::endl;
+		delete module;
+		return 0;
+	}
+	module_registry[std::string(name)] = module;
+	if (!module_preload) {
+		module_preload = module;
+		con_debug << "  " << name << " " << module->name() << std::endl;
+	}
+	return module;
+}
+
+Module *Module::load(const char *name)
+{
+	Module *module = find(name);
+	if (!module) {
+		con_warn << "could not find module '" << name << "'" << std::endl;
+		return 0;
+	}
+
+	con_debug << "  " << name << " " << module->name() << std::endl;
 	module_preload = module;
+	return module;
 }
 
-void Module::unload()
+void Module::clear()
 {
-	if (module_preload) {
-		delete module_preload;
-		module_preload = 0;
+	for (Registry::iterator it = module_registry.begin(); it != module_registry.end(); it++) {
+		Module *module = (*it).second;
+		delete module;
 	}
+	
+	module_registry.clear();
+	module_preload = 0;
+}
+
+/*-- instance functions --------------------------------------------*/
+
+Module::Module(const char *name) :
+	module_name(name)
+{
+	module_running = false;
+}
+
+Module::~Module()
+{
+	module_running = false;
+	module_name.clear();
 }
 
 void Module::abort()
diff --git a/src/core/module.h b/src/core/module.h
index 61dc0dc..bd99034 100644
--- a/src/core/module.h
+++ b/src/core/module.h
@@ -49,23 +49,38 @@ public:
 
 /*----- static ---------------------------------------------------- */
 
-	/// load a game module
-	static void load(Module *module);
+	typedef std::map<std::string, Module *> Registry;
 
-	/// unload the preloaded module
-	static void unload();
+	/// find a registered game module
+	static Module *find(const char *name);
+	
+	/// find a registered game module
+	static Module *find(std::string const &name);
 
-	/// the preloaded module
-	inline static Module *preload() { return module_preload; };
+	/// register a game module
+	static Module *add(const char *name, Module *module);
+
+	/// load a registered game module
+	static Module *load(const char *name);
+
+	/// unload all modules
+	static void clear();
+
+	/// currently loaded module
+	static inline Module *current() { return module_preload; }
 
 protected:
 	/// set the disconnected state
 	void abort();
+
 	bool			module_running;
 
 private:
-	static Module 		*module_preload;
 	std::string		module_name;
+
+	static Module 		*module_preload;
+
+	static Registry		module_registry;	
 };
 
 }
-- 
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