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#include "CGIScript.h"
#include <cstdlib>
#include <sstream>
#include <string>
CGIScript::CGIScript(const std::string& script_path)
: m_script_path(script_path)
{
set_environment("SCRIPT_NAME", script_path.c_str());
set_environment("SCRIPT_FILENAME", script_path.c_str());
set_environment("SERVER_PROTOCOL", "HTTP/1.1");
set_environment("SERVER_SOFTWARE", "cfws");
}
CGIScript::~CGIScript()
{
pclose(m_pipe);
for (const auto* key : m_environment_variables)
unsetenv(key);
}
void CGIScript::set_environment(const char* key, const char* value)
{
m_environment_variables.push_back(key);
setenv(key, value, 1);
}
bool CGIScript::open()
{
m_pipe = popen(m_script_path.c_str(), "r");
if (m_pipe == nullptr) {
perror("cfws: popen");
return false;
}
m_is_open = true;
return true;
}
std::string CGIScript::read_output()
{
std::stringstream sstream;
char ch = 0;
while ((ch = fgetc(m_pipe)) != EOF)
sstream << ch;
return sstream.str();
}
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