CGII/framework/include/cgv/os/web_server.h
2018-05-17 15:50:03 +02:00

70 lines
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1.8 KiB
C++

#pragma once
#include "http_request.h"
#include "thread.h"
#include "lib_begin.h"
namespace cgv {
namespace os {
/// simple interface for a web server
class CGV_API web_server
{
protected:
unsigned int port;
void* user_data;
friend class web_server_provider;
public:
/// create a web server that listens to the given port
web_server(unsigned int _port = 80);
/// reimplement to handle requests
virtual void handle_request(http_request& request) = 0;
/// start the web server (does never return)
void start();
/// can only be called from a different thread
void stop();
/// return the port to which the web server listens
unsigned int get_port() const;
};
/// web server interface that runs in its own thread
class CGV_API web_server_thread : public thread, public web_server
{
public:
/// create a web server that listens to the given port
web_server_thread(unsigned int _port = 8080);
/// calls the stop method of the web_server
~web_server_thread();
/// start the web server in a separate thread
void start();
/// reimplements the run method that simply starts the web server
void run();
};
/// interface for a html_server provider
class CGV_API web_server_provider
{
protected:
void*& ref_user_data(web_server* instance) const;
public:
virtual void start_web_server(web_server* instance) = 0;
virtual void stop_web_server(web_server* instance) = 0;
};
/// method to register a web server plugin
extern CGV_API void register_web_server_provider(web_server_provider* wsp);
/// template to facilitate registeration of a web server provider
template <class T>
struct web_server_provider_registration
{
web_server_provider_registration() {
register_web_server_provider(new T());
}
};
}
}
#include <cgv/config/lib_end.h>