Accept-Language

getAcceptLanguage.cpp

std::string
Request::getAcceptLanguage()
{
	if (this->m_content_type != "")
		return (this->m_content_type);

	std::map<std::string, std::string>::const_iterator it;
	it = this->m_headers.find("Accept-Language");

	// `Accept-Language Header` not exist
	if (it == this->m_headers.end())
		return (this->m_content_type = "ko");
	// Quality not exist
	if ((*it).second.find(";") == std::string::npos)
		if ((*it).second.find("en") == std::string::npos)
			return (this->m_content_type = "ko");
	// Quality exist
	std::vector<std::string> line;
	std::string content_type = "";
	float quality = 0;
	line = ft::split((*it).second, ',');
	for (std::vector<std::string>::const_iterator line_iter = line.begin() ; line_iter != line.end() ; ++line_iter)
	{
		if ((*line_iter).find(";") != std::string::npos)
		{
			std::vector<std::string> content_type_line;
			content_type_line = ft::split(*line_iter, ';');
			// Compare Quality
			if (std::stof(content_type_line[1].substr(2)) > quality)
			{
				quality = std::stof(content_type_line[1].substr(2));
				content_type = content_type_line[0];
			}
		}
	}
	return (this->m_content_type = content_type);
}