void ArtistBiography::FetchInfo(int id, const Song& metadata) {
if (metadata.artist().isEmpty()) {
emit Finished(id);
return;
}
QUrl url(kArtistBioUrl);
url.addQueryItem("artist", metadata.artist());
url.addQueryItem("lang", GetLocale());
qLog(Debug) << "Biography url: " << url;
QNetworkRequest request(url);
QNetworkReply* reply = network_->get(request);
NewClosure(reply, SIGNAL(finished()), [this, reply, id]() {
reply->deleteLater();
QJson::Parser parser;
QVariantMap response = parser.parse(reply).toMap();
QString body = response["articleBody"].toString();
QString url = response["url"].toString();
CountdownLatch* latch = new CountdownLatch;
if (url.contains("wikipedia.org")) {
FetchWikipediaImages(id, url, latch);
FetchWikipediaArticle(id, url, latch);
} else {
latch->Wait();
// Use the simple article body from KG.
if (!body.isEmpty()) {
CollapsibleInfoPane::Data data;
data.id_ = url;
data.title_ = tr("Biography");
data.type_ = CollapsibleInfoPane::Data::Type_Biography;
QString text;
text += "<p><a href=\"" + url + "\">" + tr("Open in your browser") +
"</a></p>";
text += body;
SongInfoTextView* editor = new SongInfoTextView;
editor->SetHtml(text);
data.contents_ = editor;
emit InfoReady(id, data);
}
latch->CountDown();
}
NewClosure(latch, SIGNAL(Done()), [this, id, latch]() {
latch->deleteLater();
emit Finished(id);
});
});
}
void ArtistBiography::FetchWikipediaArticle(int id,
const QString& wikipedia_url,
CountdownLatch* latch) {
latch->Wait();
QRegExp regex("([a-z]+)\\.wikipedia\\.org/wiki/(.*)");
if (regex.indexIn(wikipedia_url) == -1) {
emit Finished(id);
return;
}
QString wiki_title = QUrl::fromPercentEncoding(regex.cap(2).toUtf8());
QString language = regex.cap(1);
QUrl url(QString(kWikipediaExtractUrl).arg(language));
url.addQueryItem("titles", wiki_title);
QNetworkRequest request(url);
QNetworkReply* reply = network_->get(request);
qLog(Debug) << "Article url:" << url;
NewClosure(reply, SIGNAL(finished()),
[this, id, reply, wikipedia_url, latch]() {
reply->deleteLater();
QJson::Parser parser;
QVariantMap json = parser.parse(reply).toMap();
QString html = ExtractExtract(json);
CollapsibleInfoPane::Data data;
data.id_ = wikipedia_url;
data.title_ = tr("Biography");
data.type_ = CollapsibleInfoPane::Data::Type_Biography;
data.icon_ = IconLoader::Load("wikipedia", IconLoader::Provider);
QString text;
text += "<p><a href=\"" + wikipedia_url + "\">" +
tr("Open in your browser") + "</a></p>";
text += html;
SongInfoTextView* editor = new SongInfoTextView;
editor->SetHtml(text);
data.contents_ = editor;
emit InfoReady(id, data);
latch->CountDown();
});
}
void LastfmTrackInfoProvider::GetWiki(int id, const lastfm::XmlQuery& q) {
// Parse the response
if (q["track"].children("wiki").isEmpty()) return; // No wiki element
const QString content = q["track"]["wiki"]["content"].text();
if (content.isEmpty()) return; // No useful data
CollapsibleInfoPane::Data data;
data.id_ = "lastfm/songwiki";
data.title_ = tr("Last.fm wiki");
data.type_ = CollapsibleInfoPane::Data::Type_Biography;
data.icon_ = QIcon(":/last.fm/as.png");
SongInfoTextView* widget = new SongInfoTextView;
data.contents_ = widget;
widget->SetHtml(content);
emit InfoReady(id, data);
}
void LastfmTrackInfoProvider::GetPlayCounts(int id, const lastfm::XmlQuery& q) {
// Parse the response
const int listeners = q["track"]["listeners"].text().toInt();
const int playcount = q["track"]["playcount"].text().toInt();
int myplaycount = -1;
bool love = false;
if (!q["track"].children("userplaycount").isEmpty()) {
myplaycount = q["track"]["userplaycount"].text().toInt();
love = q["track"]["userloved"].text() == "1";
}
if (!listeners && !playcount && myplaycount == -1) return; // No useful data
CollapsibleInfoPane::Data data;
data.id_ = "lastfm/playcounts";
data.title_ = tr("Last.fm play counts");
data.type_ = CollapsibleInfoPane::Data::Type_PlayCounts;
data.icon_ = QIcon(":/last.fm/as.png");
SongPlayStats* widget = new SongPlayStats;
data.contents_ = widget;
if (myplaycount != -1) {
if (love)
widget->AddItem(QIcon(":/last.fm/love.png"), tr("You love this track"));
widget->AddItem(QIcon(":/last.fm/icon_user.png"),
tr("Your scrobbles: %1").arg(myplaycount));
}
if (playcount)
widget->AddItem(IconLoader::Load("media-playback-start"),
tr("%L1 total plays").arg(playcount));
if (listeners)
widget->AddItem(QIcon(":/last.fm/my_neighbours.png"),
tr("%L1 other listeners").arg(listeners));
emit InfoReady(id, data);
}
void LastfmTrackInfoProvider::GetTags(int id, const lastfm::XmlQuery& q) {
// Parse the response
if (q["track"].children("toptags").isEmpty() ||
q["track"]["toptags"].children("tag").isEmpty())
return; // No tag elements
CollapsibleInfoPane::Data data;
data.id_ = "lastfm/songtags";
data.title_ = tr("Last.fm tags");
data.type_ = CollapsibleInfoPane::Data::Type_Biography;
data.icon_ = QIcon(":/last.fm/icon_tag.png");
TagWidget* widget = new TagWidget(TagWidget::Type_Tags);
data.contents_ = widget;
widget->SetIcon(data.icon_);
for (const lastfm::XmlQuery& e : q["track"]["toptags"].children("tag")) {
widget->AddTag(e["name"].text());
}
emit InfoReady(id, data);
}
