85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
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#include "jamendodynamicplaylist.h"
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#include <QEventLoop>
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#include "core/network.h"
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#include "core/songloader.h"
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#include "library/librarybackend.h"
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#include "radio/jamendoplaylistitem.h"
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const char* JamendoDynamicPlaylist::kTopTracksMonthUrl =
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"http://api.jamendo.com/get2/id+name+url+stream+album_name+"
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"album_url+album_id+artist_id+artist_name/track/xspf/"
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"track_album+album_artist/?order=ratingmonth_desc&streamencoding=ogg2";
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JamendoDynamicPlaylist::JamendoDynamicPlaylist()
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: network_(new NetworkAccessManager(this)),
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current_page_(0),
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current_index_(0) {
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}
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void JamendoDynamicPlaylist::Load(const QByteArray& data) {
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}
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QByteArray JamendoDynamicPlaylist::Save() const {
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return QByteArray();
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}
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PlaylistItemList JamendoDynamicPlaylist::Generate() {
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return GenerateMore(20);
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}
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PlaylistItemList JamendoDynamicPlaylist::GenerateMore(int count) {
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PlaylistItemList items;
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while (items.size() < count) {
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// Add items from current list.
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if (current_index_ < current_items_.size()) {
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PlaylistItemList more_items = current_items_.mid(current_index_, count);
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items << more_items;
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current_index_ += more_items.size();
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} else {
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// We need more songs!
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Fetch();
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}
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}
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return items;
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}
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void JamendoDynamicPlaylist::Fetch() {
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QUrl url = QUrl(kTopTracksMonthUrl);
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url.addQueryItem("pn", QString::number(current_page_++));
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url.addQueryItem("n", QString::number(kPageSize));
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SongLoader loader(backend_);
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SongLoader::Result result = loader.Load(url);
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if (result != SongLoader::WillLoadAsync) {
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qWarning() << "Jamendo dynamic playlist fetch failed with:"
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<< url;
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return;
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}
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// Blocking wait for reply.
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{
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QEventLoop event_loop;
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connect(&loader, SIGNAL(LoadFinished(bool)), &event_loop, SLOT(quit()));
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event_loop.exec();
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}
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const SongList& songs = loader.songs();
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if (songs.empty()) {
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qWarning() << "No songs returned from Jamendo:"
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<< url;
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return;
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}
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current_items_.clear();
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foreach (const Song& song, songs) {
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current_items_ << PlaylistItemPtr(new JamendoPlaylistItem(song));
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}
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current_index_ = 0;
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}
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