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/*
* Copyright 2008 Jason A. Donenfeld <Jason@zx2c4.com>
*/
#include "Credentials.h"
#include "Song.h"
#include <QUrl>
#include <QFormLayout>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QGroupBox>
#include <QLineEdit>
#include <QLabel>
#include <QPushButton>
#include <QSizePolicy>
#include <QDebug>
#include <QtXml>
#include <QBuffer>
#include <QHttp>
#include <QProgressBar>
#include <QStatusBar>
Credentials::Credentials(QString host, QString listingPath, QString songPath, QWidget *parent)
: QDialog(parent)
, m_host(host)
, m_port(80)
, m_listingPath(listingPath)
, m_songPath(songPath)
, m_downloader(0)
, m_downloadProgressBar(0)
, m_statusBar(0)
{
QFormLayout *form = new QFormLayout;
m_errorLabel = new QLabel;
m_errorLabel->hide();
form->addRow(m_errorLabel);
m_usernameEdit = new QLineEdit;
form->addRow(tr("Username: "), m_usernameEdit);
m_passwordEdit = new QLineEdit;
m_passwordEdit->setEchoMode(QLineEdit::Password);
form->addRow(tr("Password: "), m_passwordEdit);
QPushButton *accept = new QPushButton(tr("Login"));
accept->setDefault(true);
connect(accept, SIGNAL(clicked()), this, SLOT(login()));
form->addRow(accept);
QGroupBox *frame = new QGroupBox("Enter Credentials");
frame->setLayout(form);
QHBoxLayout *hbox = new QHBoxLayout;
hbox->addStretch(1);
hbox->addWidget(frame);
hbox->addStretch(1);
QVBoxLayout *vbox = new QVBoxLayout;
vbox->addStretch(1);
vbox->addLayout(hbox);
vbox->addStretch(1);
setLayout(vbox);
setMinimumSize(sizeHint());
}
QUrl Credentials::songUrl(QString hash) const
{
return QUrl(
QString("http://%1:%2@%3:%4/%5")
.arg(m_usernameEdit->text())
.arg(m_passwordEdit->text())
.arg(m_host)
.arg(QString::number(m_port))
.arg(m_songPath.arg(hash))
);
}
void Credentials::login()
{
m_errorLabel->hide();
setDisabled(true);
if(m_downloadProgressBar)
m_downloadProgressBar->show();
if(m_statusBar)
m_statusBar->show();
m_buffer = new QBuffer;
m_buffer->open(QIODevice::ReadWrite);
if(!m_downloader) {
m_downloader = new QHttp(m_host, m_port, this);
connect(m_downloader, SIGNAL(requestFinished(int, bool)), this, SLOT(requestFinished(int, bool)));
connect(m_downloader, SIGNAL(dataReadProgress(int, int)), this, SLOT(dataReadProgress(int, int)));
}
m_downloader->setUser(m_usernameEdit->text(), m_passwordEdit->text());
m_downloadId = m_downloader->get(m_listingPath, m_buffer);
}
void Credentials::dataReadProgress(int done, int total)
{
if(m_downloadProgressBar) {
m_downloadProgressBar->setMaximum(total);
m_downloadProgressBar->setValue(done);
}
}
void Credentials::requestFinished(int id, bool error)
{
if(id != m_downloadId)
return;
if(m_downloadProgressBar) {
m_downloadProgressBar->hide();
}
if(error) {
databaseDownloadFailed();
return;
}
QDomDocument doc;
if(!doc.setContent(m_buffer->data())) {
databaseDownloadFailed();
return;
}
m_buffer->deleteLater();
QDomElement songs = doc.documentElement();
QList<Song*> songList;
QDomNode songNode = songs.firstChild();
while(!songNode.isNull()) {
QDomElement songElement = songNode.toElement();
if(!songElement.isNull() && songElement.tagName() == "song") {
Song *song = new Song;
QDomNode tagNode = songElement.firstChild();
while(!tagNode.isNull()) {
QDomElement tagElement = tagNode.toElement();
if(!tagElement.isNull()) {
if(tagElement.tagName() == "sha1") {
song->setSha1(tagElement.text());
} else if(tagElement.tagName() == "artist") {
song->setArtist(tagElement.text());
} else if(tagElement.tagName() == "album") {
song->setAlbum(tagElement.text());
} else if(tagElement.tagName() == "title") {
song->setTitle(tagElement.text());
} else if(tagElement.tagName() == "track") {
song->setTrack(tagElement.text().toInt());
} else if(tagElement.tagName() == "format") {
song->setFormat(tagElement.text());
}
}
tagNode = tagNode.nextSibling();
}
songList.append(song);
}
songNode = songNode.nextSibling();
}
if(!songList.isEmpty()) {
hide();
emit receivedList(songList);
} else
databaseDownloadFailed();
}
void Credentials::databaseDownloadFailed()
{
m_buffer->deleteLater();
m_errorLabel->setText(QString("<center><font color=\"red\"><b>%1</b></font></center>").arg(m_downloader->errorString()));
m_errorLabel->show();
setDisabled(false);
if(m_statusBar)
m_statusBar->hide();
}
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