void IconFetcher::pageDownloaded()
{
FollowRedirectReply* reply = qobject_cast<FollowRedirectReply*> (sender());
if (!reply) {
return;
}
QString html = reply->reply()->readAll();
QUrl replyUrl = reply->reply()->url();
reply->deleteLater();
QRegExp rx("<link(.*)>", Qt::CaseInsensitive);
rx.setMinimal(true);
QString shortcutIconTag;
int pos = 0;
while ((pos = rx.indexIn(html, pos)) != -1) {
QString linkTag = rx.cap(0);
pos += rx.matchedLength();
if (linkTag.contains("rel=\"shortcut icon\"", Qt::CaseInsensitive)) {
shortcutIconTag = linkTag;
break;
}
}
FollowRedirectReply* newReply;
if (shortcutIconTag.isEmpty()) {
// QUrl faviconUrl = replyUrl.resolved(QUrl("favicon.ico"));
//
// Rather getting favicon.ico from base directory than from subfolders
QUrl faviconUrl = QUrl(replyUrl.toString(QUrl::RemovePath | QUrl::RemoveQuery) + "/favicon.ico");
newReply = new FollowRedirectReply(faviconUrl, m_manager);
}
else {
QRegExp rx("href=\"(.*)\"", Qt::CaseInsensitive);
rx.setMinimal(true);
rx.indexIn(shortcutIconTag);
QUrl url = QUrl(rx.cap(1));
QUrl iconUrl = QUrl(replyUrl).resolved(url);
newReply = new FollowRedirectReply(iconUrl, m_manager);
}
connect(newReply, SIGNAL(finished()), this, SLOT(iconDownloaded()));
}
void IconFetcher::iconDownloaded()
{
FollowRedirectReply* reply = qobject_cast<FollowRedirectReply*> (sender());
if (!reply) {
return;
}
QByteArray response = reply->reply()->readAll();
reply->deleteLater();
if (!response.isEmpty()) {
QImage image;
image.loadFromData(response);
QIcon icon = QIcon(QPixmap::fromImage(image));
if (!icon.isNull()) {
emit iconFetched(icon);
}
}
emit finished();
}
void RSSManager::finished()
{
FollowRedirectReply* reply = qobject_cast<FollowRedirectReply*> (sender());
if (!reply) {
return;
}
QString replyUrl;
for (int i = 0; i < m_replies.count(); i++) {
QPair<FollowRedirectReply*, QUrl> pair = m_replies.at(i);
if (pair.first == reply) {
replyUrl = pair.second.toString();
break;
}
}
if (replyUrl.isEmpty()) {
return;
}
QString currentTag;
QString linkString;
QString titleString;
QXmlStreamReader xml;
xml.addData(reply->readAll());
reply->deleteLater();
int tabIndex = -1;
for (int i = 0; i < ui->tabWidget->count(); i++) {
if (replyUrl == ui->tabWidget->tabToolTip(i)) {
tabIndex = i;
break;
}
}
if (tabIndex == -1) {
return;
}
TreeWidget* treeWidget = qobject_cast<TreeWidget*>(ui->tabWidget->widget(tabIndex));
if (!treeWidget) {
return;
}
treeWidget->clear();
while (!xml.atEnd()) {
xml.readNext();
if (xml.isStartElement()) {
if (xml.name() == QLatin1String("item")) {
linkString = xml.attributes().value("rss:about").toString();
}
currentTag = xml.qualifiedName().toString();
}
else if (xml.isEndElement()) {
if (xml.qualifiedName() == QLatin1String("item")) {
QTreeWidgetItem* item = new QTreeWidgetItem;
item->setText(0, titleString);
item->setIcon(0, QIcon(":/icons/other/feed.png"));
item->setToolTip(0, linkString);
treeWidget->addTopLevelItem(item);
titleString.clear();
linkString.clear();
}
}
else if (xml.isCharacters() && !xml.isWhitespace()) {
if (currentTag == QLatin1String("title")) {
titleString = xml.text().toString();
}
else if (currentTag == QLatin1String("link")) {
linkString += xml.text().toString();
}
}
}
if (treeWidget->topLevelItemCount() == 0) {
QTreeWidgetItem* item = new QTreeWidgetItem;
item->setText(0, tr("Error in fetching feed"));
treeWidget->addTopLevelItem(item);
}
}
