Router.hpp

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#pragma once
 
#include "http/Handler.hpp"
#include "http/HttpRequest.hpp"
#include "http/MimeTypes.hpp"
#include "http/RouterResult.hpp"
#include "config/ServerConfig.hpp"
 
namespace http {

class Router {
public:
    Router(config::ServerConfig const &config, MimeTypes const &mime)
        : config_(config), staticFile_(mime) {
    }

    RouterResult route(int port, HttpRequest &request) const {
        config::ServerBlock const *server = config_.getServer(port, request.headers["Host"]);
        if (request.status != 200) {
            return RouterResult(error_, server);
        }
        if (!server) {
            return RouterResult(notFound_);
        }
        config::LocationBlock const *location = server->getLocation(request.path);
        if (!location) {
            return RouterResult(notFound_, server);
        }
        if (location->hasCgiPass())
            return RouterResult(cgi_, server, location);
        return RouterResult(staticFile_, server, location);
    }
 
private:
    config::ServerConfig const &config_;
 
    // Reusable, stateless handler instances owned by the router.
    NotFoundHandler const notFound_;
    StaticFileHandler const staticFile_;
    CGIHandler const cgi_;
    DefaultErrorHandler const error_;
};
 
} // namespace http