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#include "http_connection.h"
#include "http.h"
#include "music.h"
#include <boost/bind.hpp>
#include <boost/spirit/include/qi.hpp>
#include <boost/fusion/include/std_pair.hpp>
namespace qi = boost::spirit::qi;
HTTP::Connection::Connection(boost::asio::io_service& io_service) : socket(io_service) {
}
void HTTP::Connection::handle_write(const boost::system::error_code& error, size_t bytes_transferred) {
}
void HTTP::Connection::foo_handler(HTTP::Connection::p connection) {
std::cout << "Handling!" << std::endl;
HTTPResponse res(connection->socket);
MusicListing::p ml = music::get(connection->path);
if(ml) {
res.code = 200;
res.status = "OK";
ml->render(connection, res);
} else {
res.code = 404;
res.status = "Not Found";
}
}
void HTTP::Connection::handle_read(const boost::system::error_code& error, size_t bytes_transferred) {
if(!parse_request(buf)) {
// Request parse error.
std::cout << "Request parse error." << std::endl;
//return;
}
std::cout << "Path: " << std::endl;
for(std::vector<std::string>::iterator it = path.begin(); it != path.end(); it++) {
std::cout << " " << *it << std::endl;
}
std::cout << "Args: " << std::endl;
for(std::map<std::string, std::string>::iterator it = args.begin(); it != args.end(); it++) {
std::cout << " " << it->first << " = " << it->second << std::endl;
}
std::cout << "Headers: " << std::endl;
for(std::map<std::string, std::string>::iterator it = headers.begin(); it != headers.end(); it++) {
std::cout << " " << it->first << " = " << it->second << std::endl;
}
foo_handler(shared_from_this());
}
void print(char c) {
std::cout << "Char: " << int(c) << std::endl;
}
bool HTTP::Connection::parse_request(boost::asio::streambuf& buf) {
typedef boost::asio::buffers_iterator<boost::asio::streambuf::const_buffers_type> Iterator;
Iterator begin = Iterator::begin(buf.data());
Iterator end = Iterator::end(buf.data());
qi::rule<Iterator, std::string()> word_p = +(qi::char_ - ' ' - '\r');
qi::rule<Iterator, std::vector<std::string>()> path_p = '/' >> +(qi::char_ - '/' - '?' - ' ') % '/';
qi::rule<Iterator, std::pair<std::string, std::string>()> pair_p = +(qi::char_ - '=') >> '=' >> +(qi::char_ - '&' - ' ');
qi::rule<Iterator, std::map<std::string, std::string>()> args_p = '?' >> pair_p >> *('&' >> pair_p);
qi::rule<Iterator, std::pair<std::string, std::string>()> header_p = +(qi::char_ - ':') >> ": " >> +(qi::char_ - '\r');
qi::rule<Iterator, std::map<std::string, std::string>()> headers_p = *(header_p >> "\r\n");
return qi::parse(begin, end,
// Method, path, args, version:
word_p >> ' ' >> path_p >> -args_p >> ' ' >> word_p >> "\r\n" >>
// Headers:
headers_p >>
// End of headers:
"\r\n",
// Store into:
method, path, args, version, headers);
}
void HTTP::Connection::start() {
boost::asio::async_read_until(socket, buf, "\r\n\r\n", boost::bind(&Connection::handle_read, shared_from_this(),
boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred));
}
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