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/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2009 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifndef D_XML_RPC_METHOD_H
#define D_XML_RPC_METHOD_H
#include "common.h"
#include <string>
#include "SharedHandle.h"
#include "ValueBase.h"
namespace aria2 {
class DownloadEngine;
class OptionParser;
class Option;
class Exception;
namespace xmlrpc {
struct XmlRpcRequest;
struct XmlRpcResponse;
// This class offers abstract implementation of processing XML-RPC
// request. You have to inherit this class and implement process()
// method to add new XML-RPC API.
//
// There is XmlRpcMethodFactory class which instantiates XmlRpcMethod
// subclass. If you add new XmlRpcMethod subclass, don't forget to add
// it to XmlRpcMethodFactory.
class XmlRpcMethod {
private:
SharedHandle<OptionParser> optionParser_;
bool jsonRpc_;
protected:
// Subclass must implement this function to fulfil XmlRpcRequest
// req. The return value of this method is used as a return value
// of XML-RPC request.
virtual SharedHandle<ValueBase> process
(const XmlRpcRequest& req, DownloadEngine* e) = 0;
void gatherRequestOption
(const SharedHandle<Option>& option, const Dict* optionsDict);
void gatherChangeableOption
(const SharedHandle<Option>& option, const Dict* optionDict);
// Copy options which is changeable in XML-RPC changeOption command
// to dest.
void applyChangeableOption(Option* dest, Option* src) const;
void gatherChangeableGlobalOption(const SharedHandle<Option>& option,
const Dict* optionDict);
// Copy options which is changeable in XML-RPC changeGlobalOption
// command to dest.
void applyChangeableGlobalOption(Option* dest, Option* src) const;
SharedHandle<ValueBase> createErrorResponse(const Exception& e);
const SharedHandle<OptionParser>& getOptionParser() const
{
return optionParser_;
}
public:
XmlRpcMethod();
virtual ~XmlRpcMethod();
// Do work to fulfill XmlRpcRequest req and returns its result as
// XmlRpcResponse. This method delegates to process() method.
XmlRpcResponse execute(const XmlRpcRequest& req, DownloadEngine* e);
// Set whether JSON-RPC style parameter handling.
void setJsonRpc(bool f)
{
jsonRpc_ = f;
}
bool getJsonRpc() const
{
return jsonRpc_;
}
};
} // namespace xmlrpc
} // namespace aria2
#endif // D_XML_RPC_METHOD_H
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