mirror of https://github.com/aria2/aria2
340 lines
8.9 KiB
C++
340 lines
8.9 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2009 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "XmlRpcRequestParserStateImpl.h"
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#include <cstring>
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#include "XmlRpcRequestParserStateMachine.h"
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#include "RecoverableException.h"
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#include "util.h"
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#include "base64.h"
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#include "ValueBase.h"
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namespace aria2 {
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namespace rpc {
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// InitialXmlRpcRequestParserState
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void InitialXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "methodCall") == 0) {
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psm->pushMethodCallState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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void InitialXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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}
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// UnknownElementXmlRpcRequestParserState
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void UnknownElementXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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// MethodCallXmlRpcRequestParserState
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void MethodCallXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "methodName") == 0) {
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psm->pushMethodNameState();
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}
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else if (strcmp(name, "params") == 0) {
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psm->setCurrentFrameValue(List::g());
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psm->pushParamsState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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// MethodNameXmlRpcRequestParserState
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void MethodNameXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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void MethodNameXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->setMethodName(std::move(characters));
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}
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// ParamsXmlRpcRequestParserState
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void ParamsXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "param") == 0) {
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psm->pushFrame();
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psm->pushParamState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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// ParamXmlRpcRequestParserState
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void ParamXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "value") == 0) {
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psm->pushValueState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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void ParamXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->popArrayFrame();
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}
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// ValueXmlRpcRequestParserState
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void ValueXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "i4") == 0 || strcmp(name, "int") == 0) {
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psm->pushIntState();
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}
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else if (strcmp(name, "struct") == 0) {
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psm->setCurrentFrameValue(Dict::g());
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psm->pushStructState();
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}
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else if (strcmp(name, "array") == 0) {
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psm->setCurrentFrameValue(List::g());
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psm->pushArrayState();
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}
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else if (strcmp(name, "string") == 0 || strcmp(name, "double") == 0) {
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psm->pushStringState();
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}
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else if (strcmp(name, "base64") == 0) {
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psm->pushBase64State();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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void ValueXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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// XML-RPC specification says that if no data type tag is used, the
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// data must be treated as string. To prevent from overwriting
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// current frame value, we first check it is still null.
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if (!psm->getCurrentFrameValue() && !characters.empty()) {
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psm->setCurrentFrameValue(String::g(std::move(characters)));
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}
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}
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// IntXmlRpcRequestParserState
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void IntXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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void IntXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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int32_t value;
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if (util::parseIntNoThrow(value, characters)) {
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psm->setCurrentFrameValue(Integer::g(value));
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}
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else {
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// nothing to do here: We just leave current frame value to null.
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}
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}
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// StringXmlRpcRequestParserState
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void StringXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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void StringXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->setCurrentFrameValue(String::g(std::move(characters)));
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}
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// Base64XmlRpcRequestParserState
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void Base64XmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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void Base64XmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->setCurrentFrameValue(
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String::g(base64::decode(characters.begin(), characters.end())));
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}
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// StructXmlRpcRequestParserState
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void StructXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "member") == 0) {
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psm->pushFrame();
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psm->pushMemberState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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// MemberXmlRpcRequestParserState
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void MemberXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "name") == 0) {
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psm->pushNameState();
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}
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else if (strcmp(name, "value") == 0) {
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psm->pushValueState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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void MemberXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->popStructFrame();
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}
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// NameXmlRpcRequestParserState
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void NameXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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psm->pushUnknownElementState();
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}
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void NameXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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psm->setCurrentFrameName(std::move(characters));
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}
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// ArrayXmlRpcRequestParserState
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void ArrayXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "data") == 0) {
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psm->pushDataState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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// DataXmlRpcRequestParserState
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void DataXmlRpcRequestParserState::beginElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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const std::vector<XmlAttr>& attrs)
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{
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if (strcmp(name, "value") == 0) {
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psm->pushFrame();
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psm->pushArrayValueState();
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}
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else {
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psm->pushUnknownElementState();
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}
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}
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// ArrayValueXmlRpcRequestParserState
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void ArrayValueXmlRpcRequestParserState::endElement(
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XmlRpcRequestParserStateMachine* psm, const char* name,
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std::string characters)
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{
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ValueXmlRpcRequestParserState::endElement(psm, name, std::move(characters));
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psm->popArrayFrame();
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}
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} // namespace rpc
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} // namespace aria2
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