- Added basic infrastructure to plugin system in libretroshare and retroshare-gui.

- ported LinksCloud to a new plugin, and removed it from main sources

Next moves:
- add gui for managing plugins
- handle windows compilation



git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4275 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/plugins/pluginmanager.h

@@ -0,0 +1,48 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <retroshare/rsplugin.h>
+
+class p3ConfigMgr ;
+class p3ServiceServer ;
+class p3ConnectMgr ;
+
+class RsPluginManager: public RsPluginHandler
+{
+	public:
+		RsPluginManager() {}
+		virtual ~RsPluginManager() {}
+		
+		virtual int nbPlugins() const { return _plugins.size() ; }
+		virtual RsPlugin *plugin(int i) { return _plugins[i] ; }
+
+		virtual void slowTickPlugins(time_t sec) ;
+		virtual void addConfigurations(p3ConfigMgr *cfgMgr) ;
+		virtual const std::string& getLocalCacheDir() const ;
+		virtual const std::string& getRemoteCacheDir() const ;
+		virtual ftServer *getFileServer() const ;
+		virtual p3ConnectMgr *getConnectMgr() const ;
+
+		static void setPluginEntrySymbol(const std::string& s) { _plugin_entry_symbol = s ; }
+		static bool acceptablePluginName(const std::string& s) ;
+		static void setCacheDirectories(const std::string& local,const std::string& remote) ;
+		static void setFileServer(ftServer *ft) { _ftserver = ft ; }
+		static void setConnectMgr(p3ConnectMgr *cm) { _connectmgr = cm ; }
+
+		void loadPlugins(const std::vector<std::string>& plugin_directories) ;
+
+		void registerCacheServices() ;
+		void registerClientServices(p3ServiceServer *pqih) ;
+	private:
+		bool loadPlugin(const std::string& shared_library_name) ;
+
+		std::vector<RsPlugin *> _plugins ;
+
+		static std::string _plugin_entry_symbol ;
+		static std::string _remote_cache_dir ;
+		static std::string _local_cache_dir ;
+		static ftServer *_ftserver ;
+		static p3ConnectMgr *_connectmgr ;
+};
+