clean module consturction/destruction

1 files changed, 93 insertions, 0 deletions

diff --git a/src/core/loader.cc b/src/core/loader.cc
new file mode 100644
index 0000000..46e0990
--- /dev/null
+++ b/src/core/loader.cc
@@ -0,0 +1,93 @@
+/*
+   core/loader.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include "auxiliary/functions.h"
+#include "core/loader.h"
+#include "sys/sys.h"
+
+namespace core {
+
+Loader::Registry Loader::loader_registry;
+std::string Loader::loader_label;
+
+Loader::FactoryFuncPtr Loader::find(const char *label)
+{
+	Registry::iterator it = loader_registry.find(label);
+	if (it == loader_registry.end())
+		return 0;
+	else
+		return (*it).second;
+}
+	
+Loader::FactoryFuncPtr Loader::find(const std::string &label)
+{
+	return (find(label.c_str()));
+}
+
+void Loader::add(const std::string &label, FactoryFuncPtr factory)
+{
+	if (find(label)) {
+		con_warn << "module '" << label << "' already registered" << std::endl;
+		return;
+	}
+
+	loader_registry[label] = factory;
+	con_debug << "  registering module '" << label << "'" << std::endl;
+}
+
+bool Loader::load(const char *label)
+{
+	FactoryFuncPtr factory = find(label);
+	if (!factory) {
+		con_warn << "module '" << label << "' not found" << std::endl;
+		return false;
+	}
+
+	con_debug << "  loading module '" << label << "'" << std::endl;
+	loader_label.assign(label);
+	return true;
+}
+
+bool Loader::load(const std::string &label)
+{
+	return load(label.c_str());
+}
+
+Module *Loader::init()
+{
+	FactoryFuncPtr factory = find(loader_label);
+	if (!factory) {
+		con_warn << "module '" << loader_label << "' not found" << std::endl;
+	}
+
+	Module *module = factory();
+	module->set_label(loader_label);
+	return module;
+}
+
+void Loader::clear()
+{
+	loader_registry.clear();
+	loader_label.clear();
+}
+
+void Loader::list()
+{
+	std::string loaderlist;
+	for (Registry::iterator it = loader_registry.begin(); it != loader_registry.end(); it++) {
+		if (loaderlist.size())
+			loaderlist += " ";
+		loaderlist += (*it).first;
+
+	}
+	con_print << loaderlist << std::endl;
+	con_print << loader_registry.size() << " registered " << aux::plural("modules", loader_registry.size()) << std::endl;
+}
+
+
+}
+
+