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/*
sys/consoleinterface.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include "sys/consoleinterface.h"
namespace sys
{
const size_t DEFAULT_LOGSIZE = 2048;
/* -- ANSI color code support -------------------------------------- */
bool con_ansicolor = false;
bool ansi()
{
return con_ansicolor;
}
void set_ansi(const bool ansi)
{
con_ansicolor = ansi;
if (con_ansicolor) {
// ANSI default color
std::cout << "\033[0;39m";
}
}
void fallback_print(const std::string &text)
{
bool is_color_code = false;
int ansi_bold = 0;
int ansi_color = 39;
const char *c = text.c_str();
while (*c) {
if ((*c) == '\n') {
std::cout << std::endl;
} else if ((*c) == '^') {
is_color_code = true;
ansi_bold = 0;
ansi_color = 39;
switch (*(c+1)) {
case '0': // black
ansi_color = 0;
ansi_bold = 1;
break;
case '1': // red
ansi_color = 31;
break;
case '2': // green
ansi_color = 32;
break;
case '3': // yellow
ansi_color = 1;
ansi_color = 33;
break;
case '4': // blue
ansi_color = 34;
break;
case '5': // cyan
ansi_color = 36;
break;
case '6': // magenta
ansi_color = 35;
break;
case '7': // white is mapped to foreground color
ansi_bold = 1;
ansi_color = 39;
break;
case 'N': // normal
ansi_bold = 0;
ansi_color = 39;
break;
case 'B': // bold
ansi_bold = 1;
ansi_color = 39;
break;
case 'D': // debug
ansi_bold = 0;
ansi_color = 39;
break;
case 'R': // error
ansi_bold = 0;
ansi_color = 31;
break;
case 'W': // warning
ansi_bold = 1;
ansi_color = 33;
break;
case 'F': // fancy
ansi_bold = 0;
ansi_color = 32;
break;
default:
is_color_code = false;
}
if (is_color_code) {
if (con_ansicolor)
std::cout << "\033[" << ansi_bold << ";" << ansi_color << "m";
c++;
} else {
std::cout << *c;
}
} else {
std::cout << *c;
}
c++;
}
}
/* -- ConsoleBuffer ------------------------------------------------ */
int ConsoleBuffer::overflow(int c)
{
if (c == Traits::eof())
return Traits::not_eof(c);
if (c == '\n') {
if (ConsoleInterface::instance()) {
ConsoleInterface::instance()->event_text(con_buffer);
} else {
fallback_print(con_buffer);
std::cout << std::endl;
}
con_buffer.clear();
} else {
con_buffer += c;
}
return c;
}
/* -- ConsoleStream ------------------------------------------------ */
ConsoleStream con_out;
ConsoleStream::ConsoleStream() : std::basic_ostream<char, Traits>(&con_buffer)
{
clear();
}
ConsoleStream::~ConsoleStream()
{
if (con_ansicolor) {
// ANSI default color
std::cout << "\033[0;39m" << std::endl;
}
}
/* -- Console ------------------------------------------------------ */
ConsoleInterface *ConsoleInterface::consoleinterface_instance = 0;
ConsoleInterface::ConsoleInterface()
{
if (consoleinterface_instance) {
std::cerr << "multiple sys::ConsoleInterface instances!" << std::endl;
sys::quit(2);
}
consoleinterface_rcon = false;
consoleinterface_instance = this;
consoleinterface_logsize = DEFAULT_LOGSIZE;
}
ConsoleInterface::~ConsoleInterface()
{
consoleinterface_instance = 0;
}
ConsoleInterface *ConsoleInterface::instance()
{
return consoleinterface_instance;
}
void ConsoleInterface::set_rcon(bool enable)
{
consoleinterface_rcon = enable;
}
void ConsoleInterface::set_logsize(const size_t logsize)
{
consoleinterface_logsize = logsize < 16 ? 16 : logsize;
}
void ConsoleInterface::event_text(const std::string & text)
{
if (rcon()) {
consoleinterface_rconbuf.push_back(text);
} else {
while (consoleinterface_log.size() >= consoleinterface_logsize) {
consoleinterface_log.pop_front();
}
consoleinterface_log.push_back(text);
print(text);
}
}
void ConsoleInterface::print(const std::string & text)
{
fallback_print(text);
std::cout << std::endl;
}
} // namespace sys
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