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b0581433a7
fix: remove executable flag and change back to 100644 (was 100755) Signed-off-by: Roger Meier <r.meier@siemens.com>
307 lines
7.5 KiB
C++
307 lines
7.5 KiB
C++
//
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// HTTPFormServer.cpp
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//
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// $Id: //poco/Main/Net/samples/HTTPFormServer/src/HTTPFormServer.cpp#5 $
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//
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// This sample demonstrates the HTTPServer and HTMLForm classes.
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//
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// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/Net/HTTPServer.h"
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#include "Poco/Net/HTTPRequestHandler.h"
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#include "Poco/Net/HTTPRequestHandlerFactory.h"
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#include "Poco/Net/HTTPServerParams.h"
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#include "Poco/Net/HTTPServerRequest.h"
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#include "Poco/Net/HTTPServerResponse.h"
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#include "Poco/Net/HTTPServerParams.h"
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#include "Poco/Net/HTMLForm.h"
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#include "Poco/Net/PartHandler.h"
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#include "Poco/Net/MessageHeader.h"
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#include "Poco/Net/ServerSocket.h"
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#include "Poco/CountingStream.h"
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#include "Poco/NullStream.h"
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#include "Poco/StreamCopier.h"
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#include "Poco/Exception.h"
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#include "Poco/Util/ServerApplication.h"
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#include "Poco/Util/Option.h"
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#include "Poco/Util/OptionSet.h"
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#include "Poco/Util/HelpFormatter.h"
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#include <iostream>
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using Poco::Net::ServerSocket;
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using Poco::Net::HTTPRequestHandler;
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using Poco::Net::HTTPRequestHandlerFactory;
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using Poco::Net::HTTPServer;
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using Poco::Net::HTTPServerRequest;
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using Poco::Net::HTTPServerResponse;
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using Poco::Net::HTTPServerParams;
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using Poco::Net::MessageHeader;
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using Poco::Net::HTMLForm;
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using Poco::Net::NameValueCollection;
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using Poco::Util::ServerApplication;
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using Poco::Util::Application;
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using Poco::Util::Option;
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using Poco::Util::OptionSet;
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using Poco::Util::HelpFormatter;
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using Poco::CountingInputStream;
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using Poco::NullOutputStream;
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using Poco::StreamCopier;
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class MyPartHandler: public Poco::Net::PartHandler
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{
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public:
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MyPartHandler():
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_length(0)
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{
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}
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void handlePart(const MessageHeader& header, std::istream& stream)
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{
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_type = header.get("Content-Type", "(unspecified)");
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if (header.has("Content-Disposition"))
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{
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std::string disp;
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NameValueCollection params;
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MessageHeader::splitParameters(header["Content-Disposition"], disp, params);
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_name = params.get("name", "(unnamed)");
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_fileName = params.get("filename", "(unnamed)");
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}
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CountingInputStream istr(stream);
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NullOutputStream ostr;
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StreamCopier::copyStream(istr, ostr);
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_length = istr.chars();
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}
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int length() const
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{
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return _length;
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}
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const std::string& name() const
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{
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return _name;
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}
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const std::string& fileName() const
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{
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return _fileName;
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}
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const std::string& contentType() const
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{
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return _type;
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}
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private:
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int _length;
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std::string _type;
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std::string _name;
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std::string _fileName;
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};
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class FormRequestHandler: public HTTPRequestHandler
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/// Return a HTML document with the current date and time.
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{
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public:
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FormRequestHandler()
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{
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}
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void handleRequest(HTTPServerRequest& request, HTTPServerResponse& response)
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{
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Application& app = Application::instance();
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app.logger().information("Request from " + request.clientAddress().toString());
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MyPartHandler partHandler;
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HTMLForm form(request, request.stream(), partHandler);
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response.setChunkedTransferEncoding(true);
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response.setContentType("text/html");
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std::ostream& ostr = response.send();
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ostr <<
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"<html>\n"
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"<head>\n"
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"<title>POCO Form Server Sample</title>\n"
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"</head>\n"
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"<body>\n"
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"<h1>POCO Form Server Sample</h1>\n"
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"<h2>GET Form</h2>\n"
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"<form method=\"GET\" action=\"/form\">\n"
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"<input type=\"text\" name=\"text\" size=\"31\">\n"
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"<input type=\"submit\" value=\"GET\">\n"
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"</form>\n"
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"<h2>POST Form</h2>\n"
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"<form method=\"POST\" action=\"/form\">\n"
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"<input type=\"text\" name=\"text\" size=\"31\">\n"
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"<input type=\"submit\" value=\"POST\">\n"
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"</form>\n"
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"<h2>File Upload</h2>\n"
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"<form method=\"POST\" action=\"/form\" enctype=\"multipart/form-data\">\n"
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"<input type=\"file\" name=\"file\" size=\"31\"> \n"
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"<input type=\"submit\" value=\"Upload\">\n"
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"</form>\n";
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ostr << "<h2>Request</h2><p>\n";
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ostr << "Method: " << request.getMethod() << "<br>\n";
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ostr << "URI: " << request.getURI() << "<br>\n";
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NameValueCollection::ConstIterator it = request.begin();
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NameValueCollection::ConstIterator end = request.end();
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for (; it != end; ++it)
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{
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ostr << it->first << ": " << it->second << "<br>\n";
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}
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ostr << "</p>";
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if (!form.empty())
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{
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ostr << "<h2>Form</h2><p>\n";
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it = form.begin();
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end = form.end();
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for (; it != end; ++it)
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{
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ostr << it->first << ": " << it->second << "<br>\n";
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}
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ostr << "</p>";
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}
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if (!partHandler.name().empty())
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{
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ostr << "<h2>Upload</h2><p>\n";
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ostr << "Name: " << partHandler.name() << "<br>\n";
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ostr << "File Name: " << partHandler.fileName() << "<br>\n";
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ostr << "Type: " << partHandler.contentType() << "<br>\n";
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ostr << "Size: " << partHandler.length() << "<br>\n";
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ostr << "</p>";
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}
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ostr << "</body>\n";
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}
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};
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class FormRequestHandlerFactory: public HTTPRequestHandlerFactory
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{
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public:
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FormRequestHandlerFactory()
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{
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}
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HTTPRequestHandler* createRequestHandler(const HTTPServerRequest& request)
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{
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return new FormRequestHandler;
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}
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};
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class HTTPFormServer: public Poco::Util::ServerApplication
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/// The main application class.
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///
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/// This class handles command-line arguments and
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/// configuration files.
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/// Start the HTTPFormServer executable with the help
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/// option (/help on Windows, --help on Unix) for
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/// the available command line options.
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///
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/// To use the sample configuration file (HTTPFormServer.properties),
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/// copy the file to the directory where the HTTPFormServer executable
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/// resides. If you start the debug version of the HTTPFormServer
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/// (HTTPFormServerd[.exe]), you must also create a copy of the configuration
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/// file named HTTPFormServerd.properties. In the configuration file, you
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/// can specify the port on which the server is listening (default
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/// 9980) and the format of the date/Form string sent back to the client.
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///
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/// To test the FormServer you can use any web browser (http://localhost:9980/).
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{
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public:
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HTTPFormServer(): _helpRequested(false)
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{
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}
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~HTTPFormServer()
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{
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}
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protected:
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void initialize(Application& self)
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{
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loadConfiguration(); // load default configuration files, if present
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ServerApplication::initialize(self);
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}
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void uninitialize()
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{
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ServerApplication::uninitialize();
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}
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void defineOptions(OptionSet& options)
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{
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ServerApplication::defineOptions(options);
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options.addOption(
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Option("help", "h", "display help information on command line arguments")
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.required(false)
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.repeatable(false));
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}
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void handleOption(const std::string& name, const std::string& value)
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{
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ServerApplication::handleOption(name, value);
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if (name == "help")
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_helpRequested = true;
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}
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void displayHelp()
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{
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HelpFormatter helpFormatter(options());
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helpFormatter.setCommand(commandName());
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helpFormatter.setUsage("OPTIONS");
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helpFormatter.setHeader("A web server that shows how to work with HTML forms.");
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helpFormatter.format(std::cout);
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}
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int main(const std::vector<std::string>& args)
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{
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if (_helpRequested)
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{
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displayHelp();
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}
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else
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{
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unsigned short port = (unsigned short) config().getInt("HTTPFormServer.port", 9980);
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// set-up a server socket
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ServerSocket svs(port);
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// set-up a HTTPServer instance
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HTTPServer srv(new FormRequestHandlerFactory, svs, new HTTPServerParams);
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// start the HTTPServer
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srv.start();
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// wait for CTRL-C or kill
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waitForTerminationRequest();
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// Stop the HTTPServer
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srv.stop();
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}
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return Application::EXIT_OK;
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}
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private:
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bool _helpRequested;
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};
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int main(int argc, char** argv)
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{
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HTTPFormServer app;
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return app.run(argc, argv);
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}
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