Add onaccept handler to websocket rule

This commit is contained in:
Marcos Medeiros 2016-12-28 11:06:56 -02:00
parent 4e39b23e45
commit bea1ba3797
2 changed files with 25 additions and 3 deletions

View File

@ -276,12 +276,12 @@ namespace crow
void handle_upgrade(const request& req, response&, SocketAdaptor&& adaptor) override
{
new crow::websocket::Connection<SocketAdaptor>(req, std::move(adaptor), open_handler_, message_handler_, close_handler_, error_handler_);
new crow::websocket::Connection<SocketAdaptor>(req, std::move(adaptor), open_handler_, message_handler_, close_handler_, error_handler_, accept_handler_);
}
#ifdef CROW_ENABLE_SSL
void handle_upgrade(const request& req, response&, SSLAdaptor&& adaptor) override
{
new crow::websocket::Connection<SSLAdaptor>(req, std::move(adaptor), open_handler_, message_handler_, close_handler_, error_handler_);
new crow::websocket::Connection<SSLAdaptor>(req, std::move(adaptor), open_handler_, message_handler_, close_handler_, error_handler_, accept_handler_);
}
#endif
@ -313,11 +313,19 @@ namespace crow
return *this;
}
template <typename Func>
self_t& onaccept(Func f)
{
accept_handler_ = f;
return *this;
}
protected:
std::function<void(crow::websocket::connection&)> open_handler_;
std::function<void(crow::websocket::connection&, const std::string&, bool)> message_handler_;
std::function<void(crow::websocket::connection&, const std::string&)> close_handler_;
std::function<void(crow::websocket::connection&)> error_handler_;
std::function<bool(const crow::request&)> accept_handler_;
};
template <typename T>

View File

@ -39,8 +39,10 @@ namespace crow
std::function<void(crow::websocket::connection&)> open_handler,
std::function<void(crow::websocket::connection&, const std::string&, bool)> message_handler,
std::function<void(crow::websocket::connection&, const std::string&)> close_handler,
std::function<void(crow::websocket::connection&)> error_handler)
std::function<void(crow::websocket::connection&)> error_handler,
std::function<bool(const crow::request&)> accept_handler)
: adaptor_(std::move(adaptor)), open_handler_(std::move(open_handler)), message_handler_(std::move(message_handler)), close_handler_(std::move(close_handler)), error_handler_(std::move(error_handler))
, accept_handler_(std::move(accept_handler))
{
if (!boost::iequals(req.get_header_value("upgrade"), "websocket"))
{
@ -48,6 +50,17 @@ namespace crow
delete this;
return;
}
if (accept_handler_)
{
if (!accept_handler_(req))
{
adaptor.close();
delete this;
return;
}
}
// Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==
// Sec-WebSocket-Version: 13
std::string magic = req.get_header_value("Sec-WebSocket-Key") + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
@ -484,6 +497,7 @@ namespace crow
std::function<void(crow::websocket::connection&, const std::string&, bool)> message_handler_;
std::function<void(crow::websocket::connection&, const std::string&)> close_handler_;
std::function<void(crow::websocket::connection&)> error_handler_;
std::function<bool(const crow::request&)> accept_handler_;
};
}
}