moved winix directories to winixdsubdirectory

git-svn-id: svn://ttmath.org/publicrep/winix/trunk@1028 e52654a7-88a9-db11-a3e9-0013d4bc506e

winixd/plugins/stats/stats.cpp

@@ -0,0 +1,213 @@
+/*
+ * This file is a part of Winix
+ * and is distributed under the 2-Clause BSD licence.
+ * Author: Tomasz Sowa <t.sowa@ttmath.org>
+ */
+
+/* 
+ * Copyright (c) 2010-2014, Tomasz Sowa
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ * 
+ */
+ 
+#include <ctime>
+#include "stats.h"
+#include "core/log.h"
+#include "utf8/utf8.h"
+
+namespace Winix
+{
+
+
+
+namespace Stats
+{
+
+
+
+Stats::Stats()
+{
+	global_all    = 0;
+	global_unique = 0;
+	global_google = 0;
+	global_yahoo  = 0;
+
+	req_save_freq = 1000;
+	req_current   = 0;
+
+	stats_start = time(0);
+}
+
+
+void Stats::ReadStats(std::ifstream & file)
+{
+	file >> stats_start;
+	file >> global_all;
+	file >> global_unique;
+	file >> global_google;
+	file >> global_yahoo;
+	file >> global_bing;
+
+	size_t len;
+	file >> len;
+
+	ItemStats 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;
+		file >> s.bing;
+
+		stats_tab.insert( std::make_pair(item_id, s) );
+	}
+}
+
+
+
+
+void Stats::ReadStats()
+{
+	if( stats_file.empty() )
+		return;
+	
+	PT::WideToUTF8(stats_file, astats_file);
+	std::ifstream file(astats_file.c_str());
+
+	if( !file )
+	{
+		log << log1 << "Stats: I cannot open a file: " << astats_file << logend;
+		return;
+	}
+
+	ReadStats(file);
+	file.close();
+
+	log << log3 << "Stats: statistics loaded from: " << astats_file
+		<< " (" << stats_tab.size() << " items)" << logend;
+}
+
+
+
+
+void Stats::SaveStats(std::ofstream & file)
+{
+	file << stats_start << std::endl;
+
+	file << global_all		<< ' ';
+	file << global_unique	<< ' ';
+	file << global_google	<< ' ';
+	file << global_yahoo	<< ' ';
+	file << global_bing		<< ' ';
+	file << std::endl;
+
+	file << stats_tab.size() << std::endl;
+
+	StatsTab::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 << i->second.bing		<< ' ';
+		file << std::endl;
+	}
+}
+
+
+void Stats::SaveStats()
+{
+	if( stats_file.empty() )
+		return;
+	
+	PT::WideToUTF8(stats_file, astats_file);
+	std::ofstream file(astats_file.c_str());
+
+	if( !file )
+	{
+		log << log1 << "Stats: I cannot open a file: " << astats_file << logend;
+		return;
+	}
+
+	SaveStats(file);
+	file.close();
+
+	log << log3 << "Stats: statistics saved to: " << astats_file << logend;
+}
+
+
+
+void Stats::PeriodicSave()
+{
+	req_current += 1;
+
+	if( req_save_freq != 0 && req_current >= req_save_freq )
+	{
+		SaveStats();
+		req_current = 0;
+	}
+}
+
+
+void Stats::ReadConfig(Config * config)
+{
+	stats_file    = config->Text(L"stats_file");
+	req_save_freq = config->Int(L"stats_req_save_freq", req_save_freq);
+
+	if( stats_file.empty() )
+	{
+		log << log1 << "you should set stats_file in your config to keep statistics between restarting winix" << logend;
+	}
+	else
+	{
+		log << log2 << "Stats: stats_file: " << stats_file << logend;
+		log << log2 << "Stats: statistics will be saved after each " << req_save_freq << " requests" << logend;
+	}
+}
+
+
+void Stats::RemoveItem(long id)
+{
+	StatsTab::iterator i = stats_tab.find(id);
+
+	if( i == stats_tab.end() )
+		return;
+
+	stats_tab.erase(i);
+	log << log3 << "Stats: statistics erased for item: " << id << logend;
+}
+
+
+} // namespace
+
+
+
+} // namespace Winix
+