import the first version of cmslu

git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@460 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/log.cpp

@@ -0,0 +1,177 @@
+/*
+ * This file is a part of CMSLU -- Content Management System like Unix
+ * and is not publicly distributed
+ * 
+ * Copyright (c) 2008, Tomasz Sowa
+ * All rights reserved.
+ * 
+ */
+ 
+#include "log.h"
+
+
+
+Log::Log()
+{
+	log_level     = 1;
+	current_level = 2;
+	log_file      = "cmslu.log";
+	log_stdout    = true;
+}
+
+
+void Log::Init(int log_l, const std::string & log_f, bool log_std)
+{
+	log_level     = log_l;
+	log_file      = log_f;
+	log_stdout    = log_std;
+}
+	
+// zrobic templeta z tych metod
+// i dla const char * zrobic specjalizacje
+
+Log & Log::operator<<(const char * s)
+{
+	if( !s )
+		return *this;
+
+    buffer << s;
+    
+return *this;
+}
+
+
+Log & Log::operator<<(const std::string & s)
+{
+        buffer << s;
+
+        return *this;
+}
+
+
+Log & Log::operator<<(int s)
+{
+        buffer << s;
+
+        return *this;
+}
+
+
+Log & Log::operator<<(long s)
+{
+        buffer << s;
+
+        return *this;
+}
+
+/*
+Log & Log::operator<<(void * s)
+{
+        buffer << s;
+
+        return *this;
+}
+*/
+
+
+Log & Log::operator<<(char s)
+{
+        buffer << s;
+
+        return *this;
+}
+
+
+Log & Log::operator<<(size_t s)
+{
+        buffer << s;
+
+        return *this;
+}
+
+
+Log & Log::operator<<(Manipulators m)
+{
+        switch(m)
+        {
+        case logend:
+                SaveLog();
+                buffer.str( "" );
+                break;
+
+        case log1:
+                current_level = 1;
+                break;
+
+        case log2:
+                current_level = 2;
+                break;
+
+        case log3:
+                current_level = 3;
+                break;
+
+        }
+
+        return *this;
+}
+
+
+
+void Log::SaveLog()
+{
+int attempt = 2;
+
+        if( current_level > log_level )
+                return;
+
+		if( log_stdout )
+			std::cout  << buffer.str() << std::endl;
+
+
+        std::ofstream file;
+
+        do
+        {
+                file.open( log_file.c_str(), std::ios_base::out | std::ios_base::app );
+
+//                if( !file )
+//                      sleep(1);
+        }
+        while( --attempt > 0 && !file );
+
+        if( !file )
+                return;
+
+        file << buffer.str() << std::endl;
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+