added WebWidgets

WebWidgets/src/WebApplication.cpp

@@ -0,0 +1,149 @@
+//
+// WebApplication.cpp
+//
+// $Id: //poco/Main/WebWidgets/src/WebApplication.cpp#5 $
+//
+// Library: WebWidgets
+// Package: Core
+// Module:  WebApplication
+//
+// Copyright (c) 2008, 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.
+//
+
+
+#include "Poco/WebWidgets/WebApplication.h"
+#include "Poco/WebWidgets/RequestProcessor.h"
+#include "Poco/Net/HTMLForm.h"
+
+
+namespace Poco {
+namespace WebWidgets {
+
+
+Poco::ThreadLocal<WebApplication*> WebApplication::_pInstance;
+
+
+WebApplication::WebApplication(const Poco::URI& uri):
+	_pLookAndFeel(),
+	_pCurrentPage(),
+	_uri(uri)
+{
+	attachToThread();
+}
+
+
+WebApplication::~WebApplication()
+{
+}
+
+
+void WebApplication::setLookAndFeel(LookAndFeel::Ptr pLookAndFeel)
+{
+	_pLookAndFeel = pLookAndFeel;
+}
+
+
+void WebApplication::setCurrentPage(Page::Ptr pPage)
+{
+	_pCurrentPage = pPage;
+	_requestProcessorMap.clear();
+	_ajaxProcessorMap.clear();
+}
+
+
+void WebApplication::attachToThread()
+{
+	*_pInstance = this;
+}
+
+
+WebApplication& WebApplication::instance()
+{
+	WebApplication* pWebApp = *_pInstance;
+	poco_check_ptr (pWebApp);
+	return *pWebApp;
+}
+
+
+void WebApplication::registerFormProcessor(const std::string& fieldName, RequestProcessor* pProc)
+{
+	std::pair<RequestProcessorMap::iterator, bool> res = _requestProcessorMap.insert(std::make_pair(fieldName, pProc));
+	if (!res.second)
+		res.first->second = pProc;
+}
+
+
+RequestProcessor* WebApplication::getFormProcessor(const std::string& fieldName)
+{
+	RequestProcessorMap::iterator it = _requestProcessorMap.find(fieldName);
+	if (it == _requestProcessorMap.end())
+		return 0;
+	return it->second;
+}
+
+
+void WebApplication::registerAjaxProcessor(const std::string& id, RequestProcessor* pProc)
+{
+	std::pair<RequestProcessorMap::iterator, bool> res = _ajaxProcessorMap.insert(std::make_pair(id, pProc));
+	if (!res.second)
+		res.first->second = pProc;
+}
+
+
+RequestProcessor* WebApplication::getAjaxProcessor(const std::string& id)
+{
+	RequestProcessorMap::iterator it = _ajaxProcessorMap.find(id);
+	if (it == _ajaxProcessorMap.end())
+		return 0;
+	return it->second;
+}
+
+
+void WebApplication::handleForm(const Poco::Net::HTMLForm& form)
+{
+	Poco::Net::NameValueCollection::ConstIterator it = form.begin();
+	for (;it != form.end(); ++it)
+	{
+		const std::string& key = it->first;
+		RequestProcessorMap::iterator itR = _requestProcessorMap.find(key);
+		if (itR != _requestProcessorMap.end())
+		{
+			itR->second->handleForm(key, it->second);
+			_requestProcessorMap.erase(itR);
+		}
+	}
+	//those that are not included are either deselected or empty
+	RequestProcessorMap::iterator itR = _requestProcessorMap.begin();
+	std::string empty;
+	for (; itR != _requestProcessorMap.end(); ++itR)
+	{
+		itR->second->handleForm(itR->first, empty);
+	}
+	_requestProcessorMap.clear();
+}
+
+
+} } // namespace Poco::WebWidgets