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185 lines
4.3 KiB
C++
185 lines
4.3 KiB
C++
//
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// FormServer.cpp
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//
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// Copyright (c) 2006-2011, 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/HTTPServerRequest.h"
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#include "Poco/Net/HTTPServerResponse.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/CountingStream.h"
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#include "Poco/NullStream.h"
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#include "Poco/StreamCopier.h"
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#include "Poco/ClassLibrary.h"
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using Poco::Net::HTTPRequestHandler;
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using Poco::Net::HTTPRequestHandlerFactory;
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using Poco::Net::HTTPServerRequest;
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using Poco::Net::HTTPServerResponse;
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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::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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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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POCO_BEGIN_MANIFEST(HTTPRequestHandlerFactory)
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POCO_EXPORT_CLASS(FormRequestHandlerFactory)
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POCO_END_MANIFEST
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