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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 --> */
+#include "XmlRpcMethod.h"
+
+#include <cassert>
+#include <sstream>
+
+#include "DownloadEngine.h"
+#include "BDE.h"
+#include "LogFactory.h"
+#include "RecoverableException.h"
+#include "message.h"
+#include "OptionParser.h"
+#include "OptionHandler.h"
+#include "Option.h"
+#include "array_fun.h"
+#include "download_helper.h"
+#include "XmlRpcRequest.h"
+
+namespace aria2 {
+
+namespace xmlrpc {
+
+XmlRpcMethod::XmlRpcMethod():
+ _optionParser(OptionParser::getInstance()),
+ _logger(LogFactory::getInstance()) {}
+
+static BDE createErrorResponse(const Exception& e)
+{
+ BDE params = BDE::list();
+ params << BDE("ERROR");
+ params << BDE(e.what());
+ return params;
+}
+
+static void encodeValue(const BDE& value, std::ostream& o);
+
+template<typename InputIterator>
+static void encodeArray
+(InputIterator first, InputIterator last, std::ostream& o)
+{
+ o << "<array>" << "<data>";
+ for(; first != last; ++first) {
+ encodeValue(*first, o);
+ }
+ o << "</data>" << "</array>";
+}
+
+template<typename InputIterator>
+static void encodeStruct
+(InputIterator first, InputIterator last, std::ostream& o)
+{
+ o << "<struct>";
+ for(; first != last; ++first) {
+ o << "<member>"
+ << "<name>" << (*first).first << "</name>";
+ encodeValue((*first).second, o);
+ o << "</member>";
+ }
+ o << "</struct>";
+}
+
+static void encodeValue(const BDE& value, std::ostream& o)
+{
+ o << "<value>";
+ if(value.isString()) {
+ o << "<string>" << value.s() << "</string>";
+ } else if(value.isList()) {
+ encodeArray(value.listBegin(), value.listEnd(), o);
+ } else if(value.isDict()) {
+ encodeStruct(value.dictBegin(), value.dictEnd(), o);
+ }
+ o << "</value>";
+}
+
+template<typename InputIterator>
+static void encodeParams
+(InputIterator first, InputIterator last, std::ostream& o)
+{
+ o << "<params>";
+ for(; first != last; ++first) {
+ o << "<param>";
+ encodeValue(*first, o);
+ o << "</param>";
+ }
+ o << "</params>";
+}
+
+static std::string encodeXml(const BDE& params)
+{
+ assert(params.isList());
+ std::stringstream o;
+ o << "<?xml version=\"1.0\"?>" << "<methodResponse>";
+ encodeParams(params.listBegin(), params.listEnd(), o);
+ o << "</methodResponse>";
+ return o.str();
+}
+
+std::string XmlRpcMethod::execute(const XmlRpcRequest& req, DownloadEngine* e)
+{
+ try {
+ BDE retparams = process(req, e);
+ return encodeXml(retparams);
+ } catch(RecoverableException& e) {
+ _logger->debug(EX_EXCEPTION_CAUGHT, e);
+ return encodeXml(createErrorResponse(e));
+ }
+}
+
+void XmlRpcMethod::gatherRequestOption
+(Option& requestOption, const Option& option, const BDE& optionsDict)
+{
+ for(std::vector<std::string>::const_iterator i = listRequestOptions().begin();
+ i != listRequestOptions().end(); ++i) {
+ if(optionsDict.containsKey(*i)) {
+ const BDE& value = optionsDict[*i];
+ if(value.isString()) {
+ _optionParser->findByName(*i)->parse
+ (requestOption, value.s());
+ }
+ }
+ }
+ completeRequestOption(requestOption, option);
+}
+
+} // namespace xmlrpc
+
+} // namespace aria2