256 lines
6.8 KiB
C++
Executable File
256 lines
6.8 KiB
C++
Executable File
#include "precompiled.h"
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#include "CLogger.h"
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#include "ConfigDB.h"
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#include "lib.h"
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#include <time.h>
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#include "CConsole.h"
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extern CConsole* g_Console;
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using namespace std;
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const char* html_header0 =
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"<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>";
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const char* html_header1 = "</H1></P>\n";
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const char* html_footer = "</BODY>\n</HTML>\n";
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#define MEMORY_BUFFER_SIZE 240
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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_MemoryLogBuffer = (char *)calloc(MEMORY_BUFFER_SIZE, 1);
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m_CurrentPosition = m_MemoryLogBuffer;
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// current directory is $install_dir/data, we want $install_dir/logs.
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// TODO: make sure we are called after file_rel_chdir,
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// or else cur dir may be anywhere
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m_MainLog.open ("../logs/mainlog.html", ofstream::out | ofstream::trunc);
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m_InterestingLog.open ("../logs/interestinglog.html", ofstream::out | ofstream::trunc);
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m_MemoryLog.open ("../logs/memorylog.html", ofstream::out | ofstream::trunc);
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//Write Headers for the HTML documents
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m_MainLog << html_header0 << "Main log" << html_header1;
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//Write Headers for the HTML documents
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m_InterestingLog << html_header0 << "Main log (interesting items only, as specified in system.cfg)" << html_header1;
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}
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CLogger::~CLogger ()
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{
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char buffer[128];
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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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time_t t = time(NULL);
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struct tm* now = localtime(&t);
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const char* months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
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CStr currentDate = CStr(months[now->tm_mon]) + " " + CStr(now->tm_mday) + " " + CStr(1900+now->tm_year);
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char currentTime[10];
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sprintf(currentTime, "%02d:%02d:%02d", now->tm_hour, now->tm_min, now->tm_sec);
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//Write closing text
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m_MainLog << "<P>Engine exited successfully on " << currentDate;
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m_MainLog << " at " << currentTime << buffer << "</P>\n";
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m_MainLog << html_footer;
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m_MainLog.close ();
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m_InterestingLog << "<P>Engine exited successfully on " << currentDate;
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m_InterestingLog << " at " << currentTime << buffer << "</P>\n";
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m_InterestingLog << html_footer;
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m_InterestingLog.close ();
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//Add end marker to logs in memory
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*m_CurrentPosition = '\0';
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m_MemoryLog << html_header0 << "Memory log" << html_header1;
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m_MemoryLog << "<P>Memory Log started with capacity of " << \
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MEMORY_BUFFER_SIZE << " characters.</P>\n";
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m_MemoryLog << m_MemoryLogBuffer;
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m_MemoryLog << html_footer;
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m_MemoryLog.close ();
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free(m_MemoryLogBuffer);
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}
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void CLogger::WriteMessage(const char *message, int interestedness)
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{
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m_NumberOfMessages++;
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if (interestedness >= 2)
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{
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if (g_Console) g_Console->InsertMessage(L"LOG: %hs", message);
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m_InterestingLog << "<P>" << message << "</P>\n";
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m_InterestingLog.flush();
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}
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m_MainLog << "<P>" << message << "</P>\n";
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m_MainLog.flush();
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}
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void CLogger::WriteError(const char *message, int interestedness)
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{
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m_NumberOfErrors++;
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debug_printf("ERROR: %s\n", message);
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if (interestedness >= 1)
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{
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if (g_Console) g_Console->InsertMessage(L"ERROR: %hs", message);
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m_InterestingLog << "<P class=\"error\">ERROR: "<< message << "</P>\n";
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m_InterestingLog.flush();
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}
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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, int interestedness)
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{
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m_NumberOfWarnings++;
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if (interestedness >= 1)
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{
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if (g_Console) g_Console->InsertMessage(L"WARNING: %hs", message);
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m_InterestingLog << "<P class=\"warning\">WARNING: "<< message << "</P>\n";
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m_InterestingLog.flush();
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}
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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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// Sends the message to the appropriate piece of code
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void CLogger::LogUsingMethod(ELogMethod method, const char* category, const char* message)
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{
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if(method == NORMAL)
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WriteMessage(message, Interestedness(category));
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else if(method == ERROR)
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WriteError(message, Interestedness(category));
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else if(method == WARNING)
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WriteWarning(message, Interestedness(category));
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else
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WriteMessage(message, Interestedness(category));
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}
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void CLogger::Log(ELogMethod method, const char* category, 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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if (vsnprintf2(buffer, sizeof(buffer)-1, fmt, argp) == -1)
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{
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// Buffer too small - ensure the string is nicely terminated
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strcpy(buffer+sizeof(buffer)-4, "..."); // safe
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}
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va_end(argp);
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LogUsingMethod(method, category, buffer);
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}
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void CLogger::LogOnce(ELogMethod method, const char* category, 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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if (vsnprintf2(buffer, sizeof(buffer), fmt, argp) == -1)
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{
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// Buffer too small - ensure the string is nicely terminated
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strcpy(buffer+sizeof(buffer)-4, "..."); // safe
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}
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va_end(argp);
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std::string message (buffer);
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// If this message has already been logged, ignore it
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if (m_LoggedOnce.find(message) != m_LoggedOnce.end())
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return;
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// If not, mark it as having been logged and then log it
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m_LoggedOnce.insert(message);
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LogUsingMethod(method, category, 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>"); // safe
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va_start(argp, fmt);
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char *bufend=strchr(buffer, 0);
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vsnprintf(bufend, buffer+sizeof(buffer)-bufend, fmt, argp);
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va_end(argp);
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//add some html formatting, making sure not to overrun the buffer
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bufend=strchr(buffer, 0);
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strncpy(bufend, "</P>", buffer+sizeof(buffer)-bufend);
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if((m_CurrentPosition - m_MemoryLogBuffer + 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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int CLogger::Interestedness(const char* category)
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{
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// This could be cached, but reading from the config DB every time allows
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// easy run-time alteration of interest levels (and shouldn't be particularly
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// slow)
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// Category unspecified: use a high interest level to encourage
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// people to categorise their errors
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if (category == NULL)
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return 2;
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// If the config DB hasn't been loaded, assume the default
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if (! CConfigDB::IsInitialised())
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return 1;
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CConfigValue* v = g_ConfigDB.GetValue(CFG_SYSTEM, CStr("loginterest.")+category);
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// If the value is unspecified, also use the default
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if (!v)
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return 1;
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int level;
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// Try to retrieve the value as an integer
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if (! v->GetInt(level))
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return 1; // something failed, so the default value might be a good alternative
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return level;
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}
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