/usr/include/Poco/Net/AbstractHTTPRequestHandler.h is in libpoco-dev 1.3.6p1-1ubuntu3.
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// AbstractHTTPRequestHandler.h
//
// $Id: //poco/1.3/Net/include/Poco/Net/AbstractHTTPRequestHandler.h#1 $
//
// Library: Net
// Package: HTTPServer
// Module: AbstractHTTPRequestHandler
//
// Definition of the AbstractHTTPRequestHandler class.
//
// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Net_AbstractHTTPRequestHandler_INCLUDED
#define Net_AbstractHTTPRequestHandler_INCLUDED
#include "Poco/Net/HTTPRequestHandler.h"
#include "Poco/Net/HTTPResponse.h"
namespace Poco {
namespace Net {
class HTMLForm;
class Net_API AbstractHTTPRequestHandler: public HTTPRequestHandler
/// The abstract base class for AbstractHTTPRequestHandlers
/// created by HTTPServer.
///
/// Derived classes must override the run() method.
/// Contrary to a HTTPRequestHandler, an AbstractHTTPRequestHandler
/// stores request and response as member variables to avoid having
/// to pass them around as method parameters. Additionally, a
/// HTMLForm object is created for use by subclasses.
///
/// The run() method must perform the complete handling
/// of the HTTP request connection. As soon as the run()
/// method returns, the request handler object is destroyed.
///
/// A new AbstractHTTPRequestHandler object will be created for
/// each new HTTP request that is received by the HTTPServer.
{
public:
AbstractHTTPRequestHandler();
/// Creates the AbstractHTTPRequestHandler.
virtual ~AbstractHTTPRequestHandler();
/// Destroys the AbstractHTTPRequestHandler.
void handleRequest(HTTPServerRequest& request, HTTPServerResponse& response);
/// This class implements some common behavior,
/// before calling run() to actually handle the request:
/// - save request and response objects;
/// - call authorize();
/// - if authorize() returns true call run(),
/// else send 401 (Unauthorized) response.
///
/// If run() throws an exception and the response has not been
/// sent yet, sends a 500 (Internal Server Error) response with
/// the exception's display text.
HTTPServerRequest& request();
/// Returns the request.
HTTPServerResponse& response();
/// Returns the response.
HTMLForm& form();
/// Returns a HTMLForm for the given request.
/// The HTMLForm object is created when this
/// member function is executed the first time.
void sendErrorResponse(HTTPResponse::HTTPStatus status, const std::string& message);
/// Sends a HTML error page for the given status code.
/// The given message is added to the page:
/// <HTML>
/// <HEAD>
/// <TITLE>status - reason</TITLE>
/// </HEAD>
/// <BODY>
/// <H1>status - reason</H1>
/// <P>message</P>
/// </BODY>
/// </HTML>
protected:
virtual void run() = 0;
/// Must be overridden by subclasses.
///
/// Handles the given request.
virtual bool authenticate();
/// Check authentication; returns true if okay, false if failed to authenticate.
/// The default implementation always returns true.
///
/// Subclasses can override this member function to perform
/// some form of client or request authentication before
/// the request is actually handled.
private:
HTTPServerRequest* _pRequest;
HTTPServerResponse* _pResponse;
HTMLForm* _pForm;
};
//
// inlines
//
inline HTTPServerRequest& AbstractHTTPRequestHandler::request()
{
poco_check_ptr (_pRequest);
return *_pRequest;
}
inline HTTPServerResponse& AbstractHTTPRequestHandler::response()
{
poco_check_ptr (_pResponse);
return *_pResponse;
}
} } // namespace Poco::Net
#endif // Net_AbstractHTTPRequestHandler_INCLUDED
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