changed: the way how plugins work

all your plugin functions can have signature either:
void my_function(PluginInfo & info); or
void my_function();
only the main Init should have:
extern "C" void Init(PluginFunction & info);

added: directory 'plugins' for plugins
added: 'stats' plugin
		  


git-svn-id: svn://ttmath.org/publicrep/winix/trunk@624 e52654a7-88a9-db11-a3e9-0013d4bc506e

plugins/stats/stats.cpp

@@ -0,0 +1,120 @@
+/*
+ * This file is a part of Winix
+ * and is not publicly distributed
+ * 
+ * Copyright (c) 2010, Tomasz Sowa
+ * All rights reserved.
+ * 
+ */
+ 
+#include "stats.h"
+#include <fstream>
+#include "data.h"
+#include "core/log.h"
+
+
+namespace Stats
+{
+
+
+std::string stats_file;
+
+
+void ReadStats(std::ifstream & file)
+{
+	file >> stats_start;
+	file >> stat_global.all;
+	file >> stat_global.unique;
+	file >> stat_global.google;
+	file >> stat_global.yahoo;
+
+	size_t len;
+	file >> len;
+
+	Stats s;
+	long item_id;
+
+	for(size_t i = 0 ; i<len && !file.eof() ; ++i)
+	{
+		file >> item_id;
+		file >> s.all;
+		file >> s.google;
+		file >> s.yahoo;
+
+		stats_tab.insert( std::make_pair(item_id, s) );
+	}
+}
+
+
+
+
+void ReadStats()
+{
+	if( stats_file.empty() )
+		return;
+	
+	std::ifstream file(stats_file.c_str());
+
+	if( !file )
+	{
+		log << log1 << "Stats: I cannot open the stats file: " << stats_file << logend;
+		return;
+	}
+
+	ReadStats(file);
+	file.close();
+
+	log << log3 << "Stats: statistics loaded from: " << stats_file
+		<< " (" << stats_tab.size() << " items)" << logend;
+}
+
+
+
+
+void SaveStats(std::ofstream & file)
+{
+	file << stats_start << std::endl;
+
+	file << stat_global.all		<< ' ';
+	file << stat_global.unique	<< ' ';
+	file << stat_global.google	<< ' ';
+	file << stat_global.yahoo	<< ' ';
+	file << std::endl;
+
+	file << stats_tab.size() << std::endl;
+
+	std::map<long, Stats>::iterator i = stats_tab.begin();
+
+	for( ; i != stats_tab.end() ; ++i)
+	{
+		file << i->first			<< ' ';
+		file << i->second.all		<< ' ';
+		file << i->second.google	<< ' ';
+		file << i->second.yahoo		<< ' ';
+		file << std::endl;
+	}
+}
+
+
+void SaveStats()
+{
+	if( stats_file.empty() )
+		return;
+	
+	std::ofstream file(stats_file.c_str());
+
+	if( !file )
+	{
+		log << log1 << "Stats: I cannot open the stats file: " << stats_file << logend;
+		return;
+	}
+
+	SaveStats(file);
+	file.close();
+
+	log << log3 << "Stats: statistics saved to: " << stats_file << logend;
+}
+
+} // namespace
+
+