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mainwindow.cpp
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mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QString>
#include <QtNetwork>
#include <QXmlStreamReader>
#include "photofinder.h"
#include <iostream>
#include <QMessageBox>
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
connect(&networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(handleNetworkData(QNetworkReply*)));
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::handleNetworkData(QNetworkReply *networkReply){
QUrl url = networkReply->url();
if (!networkReply->error()) {
QByteArray response(networkReply->readAll());
QString content(response);
photoFinder pf(response);
QString link = url.toString();
QString pageNumber = link.mid(link.indexOf("page"), link.lastIndexOf("/") - 1 );
ui->statusBar->showMessage("Reading " + pageNumber);
while(pf.hasPhoto()){
QString path = pf.nextPhoto();
path = "https://www.flickr.com" + path;
ui->status->append(path);
}
if(pf.hasPage()){
QString page = pf.nextPage();
page = "https://www.flickr.com" + page;
networkManager.get(QNetworkRequest(QUrl(page)));
}else{
ui->statusBar->showMessage("Finished", 5);
ui->pushButton->setEnabled(true);
}
}else{
ui->statusBar->showMessage("Error", 10);
}
}
void MainWindow::on_pushButton_clicked()
{
ui->status->setText("");
ui->pushButton->setEnabled(false);
QString homeUrl = ui->homeUrl->text();
if(homeUrl.indexOf("www.flickr.com") != -1 && homeUrl.indexOf("photos") != -1
&& homeUrl.indexOf("http") != -1){
// Get content
QUrl url(homeUrl);
ui->statusBar->showMessage("Reading URL: " + homeUrl);
networkManager.get(QNetworkRequest(url));
}else{
// URL incorrect
QMessageBox::warning(NULL,"Alert","Please input a Flickr photo stream URL.\nLike: https://www.flickr.com/photos/myphoto/");
ui->pushButton->setEnabled(true);
}
}