janwas
450da0aaf7
add safer/more portable/less dependent on locale implementation of wchar_t <-> UTF8 This was SVN commit r7185.
278 lines
7.3 KiB
C++
278 lines
7.3 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "CLogger.h"
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#include "CConsole.h"
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#include "ConfigDB.h"
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#include "lib/path_util.h"
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#include "lib/wchar.h"
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#include "lib/sysdep/sysdep.h"
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#include <ctime>
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#include <ostream>
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// Set up a default logger that throws everything away, because that's
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// better than crashing. (This is particularly useful for unit tests which
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// don't care about any log output.)
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struct BlackHoleStreamBuf : public std::wstreambuf
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{
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} blackHoleStreamBuf;
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std::wostream blackHoleStream(&blackHoleStreamBuf);
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CLogger nullLogger(&blackHoleStream, &blackHoleStream, false, true);
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CLogger* g_Logger = &nullLogger;
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const wchar_t* html_header0 =
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L"<!DOCTYPE html>\n"
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L"<title>Pyrogenesis Log</title>\n"
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L"<style>\n"
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L"body { background: #eee; color: black; font-family: sans-serif; }\n"
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L"p { background: white; margin: 3px 0 3px 0; }\n"
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L".error { color: red; }\n"
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L".warning { color: blue; }\n"
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L"</style>\n"
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L"<h2>0 A.D. ";
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const wchar_t* html_header1 = L"</h2>\n";
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const wchar_t* html_footer = L"";
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CLogger::CLogger()
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{
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fs::wpath mainlogPath(psLogDir()/L"mainlog.html");
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m_MainLog = new std::wofstream(UTF8_from_wstring(mainlogPath.string()).c_str(), std::ofstream::out | std::ofstream::trunc);
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fs::wpath interestinglogPath(psLogDir()/L"interestinglog.html");
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m_InterestingLog = new std::wofstream(UTF8_from_wstring(interestinglogPath.string()).c_str(), std::ofstream::out | std::ofstream::trunc);
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m_OwnsStreams = true;
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m_UseDebugPrintf = true;
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Init();
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}
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CLogger::CLogger(std::wostream* mainLog, std::wostream* interestingLog, bool takeOwnership, bool useDebugPrintf)
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{
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m_MainLog = mainLog;
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m_InterestingLog = interestingLog;
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m_OwnsStreams = takeOwnership;
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m_UseDebugPrintf = useDebugPrintf;
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Init();
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}
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void CLogger::Init()
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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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//Write Headers for the HTML documents
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*m_MainLog << html_header0 << L"Main log" << html_header1;
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//Write Headers for the HTML documents
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*m_InterestingLog << html_header0 << L"Main log (warnings and errors only)" << html_header1;
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}
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CLogger::~CLogger ()
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{
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wchar_t buffer[128];
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swprintf_s(buffer, ARRAY_SIZE(buffer), L" with %d message(s), %d error(s) and %d warning(s).", 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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wchar_t currentDate[11];
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swprintf_s(currentDate, ARRAY_SIZE(currentDate), L"%02d %02d %04d", now->tm_mon, now->tm_mday, (1900+now->tm_year));
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wchar_t currentTime[10];
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swprintf_s(currentTime, ARRAY_SIZE(currentTime), L"%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 << L"<p>Engine exited successfully on " << currentDate;
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*m_MainLog << L" at " << currentTime << buffer << L"</p>\n";
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*m_MainLog << html_footer;
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*m_InterestingLog << L"<p>Engine exited successfully on " << currentDate;
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*m_InterestingLog << L" at " << currentTime << buffer << L"</p>\n";
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*m_InterestingLog << html_footer;
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if (m_OwnsStreams)
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{
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SAFE_DELETE(m_InterestingLog);
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SAFE_DELETE(m_MainLog);
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}
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}
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void CLogger::WriteMessage(const wchar_t* message)
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{
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++m_NumberOfMessages;
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*m_MainLog << L"<p>" << message << L"</p>\n";
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m_MainLog->flush();
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}
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void CLogger::WriteError(const wchar_t* message)
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{
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++m_NumberOfErrors;
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if (m_UseDebugPrintf)
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debug_printf(L"ERROR: %ls\n", message);
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if (g_Console) g_Console->InsertMessage(L"ERROR: %ls", message);
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*m_InterestingLog << L"<p class=\"error\">ERROR: "<< message << L"</p>\n";
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m_InterestingLog->flush();
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*m_MainLog << L"<p class=\"error\">ERROR: "<< message << L"</p>\n";
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m_MainLog->flush();
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}
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void CLogger::WriteWarning(const wchar_t* message)
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{
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++m_NumberOfWarnings;
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if (g_Console) g_Console->InsertMessage(L"WARNING: %ls", message);
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*m_InterestingLog << L"<p class=\"warning\">WARNING: "<< message << L"</p>\n";
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m_InterestingLog->flush();
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*m_MainLog << L"<p class=\"warning\">WARNING: "<< message << L"</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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// -- This function has not been removed because the build would break.
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void CLogger::LogUsingMethod(ELogMethod method, const wchar_t* message)
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{
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if(method == Normal)
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WriteMessage(message);
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else if(method == Error)
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WriteError(message);
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else if(method == Warning)
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WriteWarning(message);
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else
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WriteMessage(message);
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}
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// -- This function has not been removed because the build would break.
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void CLogger::Log(ELogMethod method, const wchar_t* UNUSED(category), const wchar_t* fmt, ...)
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{
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va_list argp;
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wchar_t buffer[512];
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va_start(argp, fmt);
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if (sys_vswprintf(buffer, ARRAY_SIZE(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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SAFE_WCSCPY(buffer+ARRAY_SIZE(buffer)-4, L"...");
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}
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va_end(argp);
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LogUsingMethod(method, buffer);
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}
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// -- This function has not been removed because the build would break.
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void CLogger::LogOnce(ELogMethod method, const wchar_t* UNUSED(category), const wchar_t* fmt, ...)
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{
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va_list argp;
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wchar_t buffer[512];
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va_start(argp, fmt);
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if (sys_vswprintf(buffer, ARRAY_SIZE(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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SAFE_WCSCPY(buffer+ARRAY_SIZE(buffer)-4, L"...");
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}
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va_end(argp);
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std::wstring 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, buffer);
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}
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void CLogger::LogMessage(const wchar_t* fmt, ...)
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{
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va_list argp;
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wchar_t buffer[512];
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va_start(argp, fmt);
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if (sys_vswprintf(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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SAFE_WCSCPY(buffer+ARRAY_SIZE(buffer)-4, L"...");
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}
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va_end(argp);
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WriteMessage(buffer);
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}
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void CLogger::LogWarning(const wchar_t* fmt, ...)
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{
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va_list argp;
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wchar_t buffer[512];
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va_start(argp, fmt);
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if (sys_vswprintf(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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SAFE_WCSCPY(buffer+ARRAY_SIZE(buffer)-4, L"...");
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}
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va_end(argp);
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WriteWarning(buffer);
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}
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void CLogger::LogError(const wchar_t* fmt, ...)
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{
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va_list argp;
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wchar_t buffer[512];
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va_start(argp, fmt);
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if (sys_vswprintf(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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SAFE_WCSCPY(buffer+ARRAY_SIZE(buffer)-4, L"...");
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}
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va_end(argp);
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WriteError(buffer);
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}
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TestLogger::TestLogger()
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{
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m_OldLogger = g_Logger;
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g_Logger = new CLogger(&m_Stream, &blackHoleStream, false, false);
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}
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TestLogger::~TestLogger()
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{
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delete g_Logger;
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g_Logger = m_OldLogger;
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}
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std::wstring TestLogger::GetOutput()
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{
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return m_Stream.str();
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}
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