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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include "Swiften/Parser/PayloadParsers/CommandParser.h"
#include "Swiften/Parser/PayloadParsers/FormParserFactory.h"
#include "Swiften/Parser/PayloadParsers/FormParser.h"
namespace Swift {
CommandParser::CommandParser() : level_(TopLevel), inNote_(false), inActions_(false), noteType_(Command::Note::Info), formParser_(0) {
formParserFactory_ = new FormParserFactory();
}
CommandParser::~CommandParser() {
delete formParserFactory_;
}
void CommandParser::handleStartElement(const String& element, const String& ns, const AttributeMap& attributes) {
++level_;
if (level_ == PayloadLevel) {
boost::optional<Command::Action> action = parseAction(attributes.getAttribute("action"));
if (action) {
getPayloadInternal()->setAction(*action);
}
String status = attributes.getAttribute("status");
if (status == "executing") {
getPayloadInternal()->setStatus(Command::Executing);
}
else if (status == "completed") {
getPayloadInternal()->setStatus(Command::Completed);
}
else if (status == "canceled") {
getPayloadInternal()->setStatus(Command::Canceled);
}
getPayloadInternal()->setNode(attributes.getAttribute("node"));
getPayloadInternal()->setSessionID(attributes.getAttribute("sessionid"));
}
else if (level_ == FormOrNoteOrActionsLevel) {
assert(!formParser_);
if (formParserFactory_->canParse(element, ns, attributes)) {
formParser_ = dynamic_cast<FormParser*>(formParserFactory_->createPayloadParser());
assert(formParser_);
}
else if (element == "note") {
inNote_ = true;
currentText_.clear();
String noteType = attributes.getAttribute("type");
if (noteType == "info") {
noteType_ = Command::Note::Info;
}
else if (noteType == "warn") {
noteType_ = Command::Note::Warn;
}
else if (noteType == "error") {
noteType_ = Command::Note::Error;
}
else {
noteType_ = Command::Note::Info;
}
}
else if (element == "actions") {
inActions_ = true;
boost::optional<Command::Action> action = parseAction(attributes.getAttribute("execute"));
if (action) {
getPayloadInternal()->setExecuteAction(*action);
}
}
}
else if (level_ == ActionsActionLevel) {
}
if (formParser_) {
formParser_->handleStartElement(element, ns, attributes);
}
}
void CommandParser::handleEndElement(const String& element, const String& ns) {
if (formParser_) {
formParser_->handleEndElement(element, ns);
}
if (level_ == FormOrNoteOrActionsLevel) {
if (formParser_) {
Form::ref form(boost::dynamic_pointer_cast<Form>(formParser_->getPayload()));
assert(form);
getPayloadInternal()->setForm(form);
delete formParser_;
formParser_ = 0;
}
else if (inNote_) {
inNote_ = false;
getPayloadInternal()->addNote(Command::Note(currentText_, noteType_));
}
else if (inActions_) {
inActions_ = false;
}
}
else if (level_ == ActionsActionLevel && inActions_) {
boost::optional<Command::Action> action = parseAction(element);
if (action) {
getPayloadInternal()->addAvailableAction(*action);
}
}
--level_;
}
void CommandParser::handleCharacterData(const String& data) {
if (formParser_) {
formParser_->handleCharacterData(data);
}
else {
currentText_ += data;
}
}
boost::optional<Command::Action> CommandParser::parseAction(const String& action) {
if (action == "execute") {
return Command::Execute;
}
else if (action == "cancel") {
return Command::Cancel;
}
else if (action == "prev") {
return Command::Prev;
}
else if (action == "next") {
return Command::Next;
}
else if (action == "complete") {
return Command::Complete;
}
return boost::optional<Command::Action>();
}
}
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Swift