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CLogger Initial Commit
This was SVN commit r206.
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156
source/ps/CLogger.cpp
Executable file
156
source/ps/CLogger.cpp
Executable file
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#include "CLogger.h"
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#include "lib.h"
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using namespace std;
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#define MAIN_HEADER "<HTML>\n<HEAD>\n<LINK REL=StyleSheet HREF=" \
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"\"style.css\" TYPE=\"text/css\">\n" \
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"</HEAD>\n<BODY>\n<P align=\"center\"><IMG src=" \
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"\"0adlogo.jpg\"/></P>\n" \
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"<P><H1>Main Log</H1></P>\n"
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#define MEMORY_HEADER "<HTML>\n<HEAD>\n<LINK REL=StyleSheet HREF=" \
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"\"style.css\" TYPE=\"text/css\">\n" \
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"</HEAD>\n<BODY>\n<P align=\"center\"><IMG src=" \
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"\"0adlogo.jpg\"/></P>\n" \
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"<P><H1>Memory Log</H1></P>\n"
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#define FOOTER "</BODY>\n</HTML>\n"
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#define MEMORY_BUFFER_SIZE 35
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CLogger * CLogger::GetInstance()
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{
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static CLogger m_Instance;
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return &m_Instance;
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}
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CLogger::CLogger()
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{
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m_NumberOfMessages = 0;
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m_NumberOfErrors = 0;
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m_NumberOfWarnings = 0;
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m_MemoryLog = (char *) malloc(MEMORY_BUFFER_SIZE);
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m_CurrentPosition = m_MemoryLog;
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memset(m_MemoryLog,0,MEMORY_BUFFER_SIZE);
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m_MainLog.open ("logs/mainlog.html",ofstream::out | ofstream::trunc);
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m_DetailedLog.open ("logs/detailedlog.html",ofstream::out | ofstream::trunc );
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//Write Headers for the HTML documents
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m_MainLog << MAIN_HEADER;
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}
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CLogger::~CLogger ()
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{
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char buffer[60];
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sprintf(buffer," with %d message(s), %d error(s) and %d warning(s).", \
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m_NumberOfMessages,m_NumberOfErrors,m_NumberOfWarnings);
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//Write closing text
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m_MainLog << "<P>Engine exited successfully on " << __DATE__;
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m_MainLog << " at " << __TIME__ << buffer << "</P>\n";
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m_MainLog << FOOTER;
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//Add end marker to logs in memory
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m_CurrentPosition = '\0';
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m_DetailedLog << MEMORY_HEADER;
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m_DetailedLog << "<P>Memory Log started with capacity of " << \
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MEMORY_BUFFER_SIZE << " characters.</P>\n";
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m_DetailedLog << m_MemoryLog;
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m_DetailedLog << FOOTER;
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m_DetailedLog.close ();
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m_MainLog.close ();
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free(m_MemoryLog);
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}
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void CLogger::WriteMessage(const char *message)
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{
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m_NumberOfMessages++;
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m_MainLog << "<P>" << message << "</P>";
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m_MainLog.flush();
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}
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void CLogger::WriteError(const char *message)
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{
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m_NumberOfErrors++;
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m_MainLog << "<P class=\"error\">ERROR: "<< message << "</P>\n";
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m_MainLog.flush();
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}
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void CLogger::WriteWarning(const char *message)
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{
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m_NumberOfWarnings++;
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m_MainLog << "<P class=\"warning\">WARNING: "<< message << "</P>\n";
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m_MainLog.flush();
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}
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void CLogger::Log(ELogMethod method, const char *fmt, ...)
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{
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va_list argp;
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char buffer[512];
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memset(buffer,0,sizeof(buffer));
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va_start(argp, fmt);
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vsnprintf(buffer, sizeof(buffer), fmt, argp);
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va_end(argp);
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if(method == NORMAL)
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WriteMessage(buffer);
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else if(method == ERROR)
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WriteError(buffer);
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else if(method == WARNING)
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WriteWarning(buffer);
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else
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WriteMessage(buffer);
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}
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void CLogger::QuickLog(const char *fmt, ...)
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{
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va_list argp;
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char buffer[512];
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int count = 0;
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//Start a new paragraph in HTML
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strcpy(buffer,"<P>");
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va_start(argp, fmt);
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vsnprintf(strchr(buffer, 0), sizeof(buffer), fmt, argp);
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va_end(argp);
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//add some html formatting
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strcat(buffer,"</P>");
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if((m_CurrentPosition - m_MemoryLog + strlen(buffer) + 1) >= MEMORY_BUFFER_SIZE)
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{
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//not enough room in the buffer so don't log.
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return;
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}
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while(buffer[count] != '\0')
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{
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*m_CurrentPosition = buffer[count];
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*m_CurrentPosition++;
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count++;
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}
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*m_CurrentPosition = '\n';
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*m_CurrentPosition++;
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free(buffer);
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}
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58
source/ps/CLogger.h
Executable file
58
source/ps/CLogger.h
Executable file
@ -0,0 +1,58 @@
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#ifndef _ps_CLogger_H
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#define _ps_CLogger_H
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#include <fstream>
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#include <stdio.h>
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#include <stdarg.h>
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#include <string>
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#include <vector>
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#define LOG (CLogger::GetInstance()->Log)
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enum ELogMethod
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{
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NORMAL,
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MESSAGE=NORMAL,
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ERROR,
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WARNING
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};
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class CLogger
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{
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public:
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//Function used to get instance of CLogger
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static CLogger *GetInstance();
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virtual ~CLogger();
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//Functions to write different message types
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void WriteMessage(const char *message);
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void WriteError(const char *message);
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void WriteWarning(const char *message);
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//Function to log stuff to file
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void Log(ELogMethod method, const char* fmt, ...);
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//Function to log stuff to memory buffer
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void QuickLog(const char *fmt, ...);
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private:
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CLogger();
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//the two filestreams
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std::ofstream m_MainLog;
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std::ofstream m_DetailedLog;
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//vars to hold message counts
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int m_NumberOfMessages;
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int m_NumberOfErrors;
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int m_NumberOfWarnings;
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//this holds the start of the memory buffer.
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char *m_MemoryLog;
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//this holds the next available place to write to.
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char *m_CurrentPosition;
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};
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#endif
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