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#include "TimeoutCommand.h"
#include "Command.h"
#include "WebPageManager.h"
#include "WebPage.h"
#include "ErrorMessage.h"
#include <QTimer>
#include <QApplication>
TimeoutCommand::TimeoutCommand(Command *command, WebPageManager *manager, QObject *parent) : Command(parent) {
m_command = command;
m_manager = manager;
m_timer = new QTimer(this);
m_timer->setSingleShot(true);
m_command->setParent(this);
connect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
connect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
}
void TimeoutCommand::start() {
QApplication::processEvents();
if (m_manager->isLoading()) {
m_manager->logger() << this->toString() << "waiting for load to finish";
connect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
startTimeout();
} else {
startCommand();
}
}
void TimeoutCommand::startCommand() {
connect(m_command, SIGNAL(finished(Response *)), this, SLOT(commandFinished(Response *)));
m_command->start();
}
void TimeoutCommand::startTimeout() {
int timeout = m_manager->getTimeout();
if (timeout > 0) {
m_timer->start(timeout * 1000);
}
}
void TimeoutCommand::pendingLoadFinished(bool success) {
disconnect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
if (success) {
startCommand();
} else {
disconnect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
finish(false, new ErrorMessage(m_manager->currentPage()->failureString()));
}
}
void TimeoutCommand::pageLoadingFromCommand() {
startTimeout();
}
void TimeoutCommand::commandTimeout() {
disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
disconnect(m_manager, SIGNAL(pageFinished(bool)), this, SLOT(pendingLoadFinished(bool)));
disconnect(m_command, SIGNAL(finished(Response *)), this, SLOT(commandFinished(Response *)));
m_manager->currentPage()->triggerAction(QWebPage::Stop);
QString message = QString("Request timed out after %1 second(s)").arg(m_manager->getTimeout());
finish(false, new ErrorMessage("TimeoutError", message));
}
void TimeoutCommand::commandFinished(Response *response) {
disconnect(m_timer, SIGNAL(timeout()), this, SLOT(commandTimeout()));
disconnect(m_manager, SIGNAL(loadStarted()), this, SLOT(pageLoadingFromCommand()));
emit finished(response);
}