RssFeed::RssFeed(RssManager* manager, RssFolder* parent, const QString& url):
m_manager(manager),
m_parent(parent),
m_url (QUrl::fromEncoded(url.toUtf8()).toString()),
m_icon(":/Icons/oxygen/application-rss+xml.png"),
m_unreadCount(0),
m_dirty(false),
m_inErrorState(false),
m_loading(false)
{
qDebug() << Q_FUNC_INFO << m_url;
// Listen for new RSS downloads
connect(manager->rssDownloader(), SIGNAL(downloadFinished(QString,QString)), SLOT(handleFinishedDownload(QString,QString)));
connect(manager->rssDownloader(), SIGNAL(downloadFailure(QString,QString)), SLOT(handleDownloadFailure(QString,QString)));
connect(manager->rssParser(), SIGNAL(feedTitle(QString,QString)), SLOT(handleFeedTitle(QString,QString)));
connect(manager->rssParser(), SIGNAL(newArticle(QString,QVariantHash)), SLOT(handleNewArticle(QString,QVariantHash)));
connect(manager->rssParser(), SIGNAL(feedParsingFinished(QString,QString)), SLOT(handleFeedParsingFinished(QString,QString)));
// Download the RSS Feed icon
m_iconUrl = iconUrl();
manager->rssDownloader()->downloadUrl(m_iconUrl);
// Load old RSS articles
loadItemsFromDisk();
}
// read and create items from a rss document
void RssParser::parseFeed(const ParsingJob& job)
{
qDebug() << Q_FUNC_INFO << job.feedUrl << job.filePath;
QFile fileRss(job.filePath);
if (!fileRss.open(QIODevice::ReadOnly | QIODevice::Text)) {
reportFailure(job, tr("Failed to open downloaded RSS file."));
return;
}
QXmlStreamReader xml(&fileRss);
bool found_channel = false;
while (xml.readNextStartElement()) {
if (xml.name() == "rss") {
// Find channels
while (xml.readNextStartElement()) {
if (xml.name() == "channel") {
parseRSSChannel(xml, job.feedUrl);
found_channel = true;
break;
} else {
qDebug() << "Skip rss item: " << xml.name();
xml.skipCurrentElement();
}
}
break;
}
else if (xml.name() == "feed") { // Atom feed
parseAtomChannel(xml, job.feedUrl);
found_channel = true;
break;
} else {
qDebug() << "Skip root item: " << xml.name();
xml.skipCurrentElement();
}
}
if (xml.hasError()) {
reportFailure(job, xml.errorString());
return;
}
if (!found_channel) {
reportFailure(job, tr("Invalid RSS feed at %1.").arg(job.feedUrl));
return;
}
// Clean up
fileRss.close();
emit feedParsingFinished(job.feedUrl, QString());
fsutils::forceRemove(job.filePath);
}
void RssParser::reportFailure(const ParsingJob& job, const QString& error)
{
emit feedParsingFinished(job.feedUrl, error);
fsutils::forceRemove(job.filePath);
}
