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mainwindow.cpp
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mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QProcess>
#include <QProgressDialog>
#include <QRegularExpression>
YoutubeDL::YoutubeDL(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::YoutubeDL)
{
ui->setupUi(this);
setWindowTitle("YouTube-DL Wrapper");
ui->statusBar->setSizeGripEnabled(false);
ui->thumbLabel->setScaledContents(true);
}
YoutubeDL::~YoutubeDL()
{
delete ui;
}
void YoutubeDL::on_fetchButton_clicked()
{
QProcess p;
QString pout, perr;
p.start("youtube-dl --skip-download --write-thumbnail -o 1.jpg --get-title --get-description " + ui->urlBox->text());
p.waitForFinished(-1);
pout = p.readAllStandardOutput();
perr = p.readAllStandardError();
if (perr.length())
{
ui->descBox->setText("Error occured.\n" + perr);
ui->thumbLabel->setEnabled(false);
ui->descBox->setEnabled(false);
}
else
{
ui->descBox->setText(pout);
ui->thumbLabel->setPixmap(QPixmap ("1.jpg"));
ui->thumbLabel->setEnabled(true);
ui->descBox->setEnabled(true);
}
p.start("youtube-dl -F " + ui->urlBox->text());
p.waitForFinished(-1);
pout = p.readAllStandardOutput();
perr = p.readAllStandardError();
ui->formatBox->clear();
if (perr.length())
{
ui->formatBox->addItem("Error occured.");
ui->formatBox->setEnabled(false);
ui->downloadButton->setEnabled(false);
}
else
{
QStringList plist = pout.split('\n');
foreach(QString line, plist)
if (line!="Available formats:" && line[0]!='[' && line[0]!='\0')
ui->formatBox->addItem(line);
ui->formatBox->setEnabled(true);
ui->downloadButton->setEnabled(true);
}
}
void YoutubeDL::on_downloadButton_clicked()
{
QString format = ui->formatBox->currentText(), get;
int i=0;
for (i=0; format[i]!='\t'; i++)
get[i]=format[i];
get[i]='\0';
QProcess p;
p.start("youtube-dl -f " + get + " " + ui->urlBox->text());
/*ui->progressBar->setEnabled(true);
while (!p.atEnd())
{
QString prog = p.readLine();
QRegularExpression rx("[0-9]{1,3}\\.[0-9]{0,1}]");
QRegularExpressionMatch m = rx.match(prog);
if (m.hasMatch()) prog = m.captured(1);
int perc = prog.toFloat();
ui->progressBar->setValue(perc);
}*/
p.waitForFinished(-1);
QString perr = p.readAllStandardError();
if (perr.length())
ui->descBox->setText("Error during download.\n" + perr);
else
ui->descBox->setText("Download completed!");
}