1 files changed, 122 insertions, 0 deletions
diff --git a/src/plugins/pluginmanager.cpp b/src/plugins/pluginmanager.cpp
new file mode 100644
index 0000000..ab9d8ad
--- /dev/null
+++ b/src/plugins/pluginmanager.cpp
@@ -0,0 +1,122 @@
+// * This file is part of the COLOBOT source code
+// * Copyright (C) 2012 Polish Portal of Colobot (PPC)
+// *
+// * This program is free software: you can redistribute it and/or modify
+// * it under the terms of the GNU General Public License as published by
+// * the Free Software Foundation, either version 3 of the License, or
+// * (at your option) any later version.
+// *
+// * This program is distributed in the hope that it will be useful,
+// * but WITHOUT ANY WARRANTY; without even the implied warranty of
+// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// * GNU General Public License for more details.
+// *
+// * You should have received a copy of the GNU General Public License
+// * along with this program. If not, see  http://www.gnu.org/licenses/.
+
+// pluginmanager.cpp
+
+
+#include "pluginmanager.h"
+
+
+template<> CPluginManager* CSingleton<CPluginManager>::mInstance = nullptr;
+
+
+CPluginManager::CPluginManager()
+{
+    lt_dlinit();
+}
+
+
+CPluginManager::~CPluginManager()
+{
+    UnloadAllPlugins();
+    lt_dlexit();
+}
+
+
+
+void CPluginManager::LoadFromProfile()
+{
+    std::vector< std::string > dirs = GetProfile()->GetLocalProfileSection("Plugins", "Path");
+    std::vector< std::string > plugins = GetProfile()->GetLocalProfileSection("Plugins", "File");
+
+    for (std::string dir : dirs)
+        m_folders.insert(dir);
+
+    for (std::string plugin : plugins) {
+        GetLogger()->Info("Trying to load plugin %s...\n", plugin.c_str());
+        LoadPlugin(plugin);
+    }
+}
+
+
+bool CPluginManager::LoadPlugin(std::string filename)
+{
+    bool result = false;
+    CPluginLoader *loader = new CPluginLoader("");
+    for (std::string dir : m_folders) {
+        loader->SetFilename(dir + "/" + filename);
+        result = loader->LoadPlugin();
+        if (result) {
+            GetLogger()->Info("Plugin %s (%s) version %0.2f loaded!\n", filename.c_str(), loader->GetName(), loader->GetVersion() / 100.0f);
+            m_plugins.push_back(loader);
+            break;
+        }
+    }
+    return result;
+}
+
+
+bool CPluginManager::UnloadPlugin(std::string filename)
+{
+    std::vector<CPluginLoader *>::iterator it;
+    GetLogger()->Info("Trying to unload plugin %s...\n", filename.c_str());
+    for (it = m_plugins.begin(); it != m_plugins.end(); it++) {
+        CPluginLoader *plugin = *it;
+        if (NameEndsWith(plugin->GetFilename(), filename)) {
+            m_plugins.erase(it);
+            plugin->UnloadPlugin();
+            delete plugin;
+            return true;
+        }
+    }
+    return false;
+}
+
+
+bool CPluginManager::AddSearchDirectory(std::string dir)
+{
+    m_folders.insert(dir);
+    return true;
+}
+
+
+bool CPluginManager::RemoveSearchDirectory(std::string dir)
+{
+    m_folders.erase(dir);
+    return false;
+}
+
+
+bool CPluginManager::UnloadAllPlugins()
+{
+    for (CPluginLoader *plugin : m_plugins) {
+        GetLogger()->Info("Trying to unload plugin %s (%s)...\n", plugin->GetFilename().c_str(), plugin->GetName());
+        plugin->UnloadPlugin();
+        delete plugin;
+    }
+    m_plugins.clear();
+    return true;
+}
+
+
+bool CPluginManager::NameEndsWith(std::string filename, std::string ending)
+{
+    if (filename.length() > ending.length()) {
+        std::string fileEnd =  filename.substr(filename.length() - ending.length());
+        return (fileEnd == ending);
+    }
+    return false;
+}