src/log.cpp

   1 /*********************************
   2 ** Tsunagari Tile Engine        **
   3 ** log.cpp                      **
   4 ** Copyright 2011-2012 OmegaSDG **
   5 *********************************/
   6
   7 #include <iostream>
   8
   9 #include <Gosu/Timing.hpp>
  10
  11 #include "log.h"
  12 #include "python.h"
  13 #include "world.h"
  14
  15 #ifdef _WIN32
  16         #include <windows.h>
  17         #include "os-windows.h"
  18 #endif
  19
  20 static verbosity_t verb = V_NORMAL;
  21
  22 static unsigned long startTime;
  23
  24 static std::string& chomp(std::string& str)
  25 {
  26         std::string::size_type notwhite = str.find_last_not_of(" \t\n\r");
  27         str.erase(notwhite + 1);
  28         return str;
  29 }
  30
  31 static std::string ts()
  32 {
  33         unsigned long now = Gosu::milliseconds();
  34
  35         std::ostringstream ts;
  36         ts.precision(3);
  37         ts << std::fixed;
  38         ts << (now - startTime) / (long double)1000.0;
  39         return "[" + ts.str() + "] ";
  40 }
  41
  42 bool Log::init()
  43 {
  44         startTime = Gosu::milliseconds();
  45         return true;
  46 }
  47
  48 void Log::setVerbosity(verbosity_t v)
  49 {
  50         verb = v;
  51 }
  52
  53 void Log::info(std::string domain, std::string msg)
  54 {
  55         std::string str = ts() + "Info [" + domain + "] - " + chomp(msg);
  56         if (verb > V_NORMAL)
  57                 std::cout << str << std::endl;
  58 }
  59
  60 void Log::err(std::string domain, std::string msg)
  61 {
  62         std::string str = ts() + "Error [" + domain + "] - " + chomp(msg);
  63         if (inPythonScript) {
  64                 PyErr_SetString(PyExc_RuntimeError, str.c_str());
  65                 boost::python::throw_error_already_set();
  66         }
  67         else {
  68                 if (verb > V_QUIET) {
  69                         std::cerr << str << std::endl;
  70                         #ifdef _WIN32
  71                                 wMessageBox("Tsunagari - Error", str);
  72                         #endif
  73                 }
  74         }
  75 }
  76
  77 void Log::fatal(std::string domain, std::string msg)
  78 {
  79         std::string str = ts() + "Fatal [" + domain + "] - " + chomp(msg);
  80         if (inPythonScript) {
  81                 PyErr_SetString(PyExc_RuntimeError, str.c_str());
  82                 boost::python::throw_error_already_set();
  83         }
  84         else {
  85                 std::cerr << str << std::endl;
  86                 #ifdef _WIN32
  87                         wMessageBox("Tsunagari - Fatal", str);
  88                 #endif
  89         }
  90 }
  91
  92 void Log::reportVerbosityOnStartup()
  93 {
  94         std::string verbString;
  95         switch (conf.verbosity)
  96         {
  97                 case V_QUIET:
  98                         verbString = "QUIET";
  99                         break;
 100                 case V_NORMAL:
 101                         verbString = "NORMAL";
 102                         break;
 103                 case V_VERBOSE:
 104                         verbString = "VERBOSE";
 105                         break;
 106         }
 107         std::cout << ts() << "Reporting engine messages in " << verbString
 108                         << " mode." << std::endl;
 109 }
 110
 111 static void pythonLogInfo(std::string msg)
 112 {
 113         Log::info("Script", msg);
 114 }
 115
 116 void exportLog()
 117 {
 118         using namespace boost::python;
 119
 120         pythonAddFunction("log", pythonLogInfo);
 121 }
 122