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Refactor internet radio loading into a service

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master
François-Xavier Thomas 6 years ago
parent 02d373d9ec
commit cab3f60a25
2 changed files with 121 additions and 97 deletions
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  1. 131
      airsonic-main/src/main/java/org/airsonic/player/ajax/PlayQueueService.java
  2. 87
      airsonic-main/src/main/java/org/airsonic/player/service/InternetRadioService.java

131
airsonic-main/src/main/java/org/airsonic/player/ajax/PlayQueueService.java
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@ -19,8 +19,6 @@
*/
package org.airsonic.player.ajax;
import chameleon.playlist.*;
import chameleon.playlist.Playlist;
import com.google.common.base.Function;
import com.google.common.collect.Lists;
import org.airsonic.player.dao.InternetRadioDao;
@ -40,7 +38,6 @@ import org.springframework.web.servlet.support.RequestContextUtils;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.net.URL;
import java.util.*;
/**
@ -83,6 +80,8 @@ public class PlayQueueService {
private InternetRadioDao internetRadioDao;
@Autowired
private JWTSecurityService jwtSecurityService;
@Autowired
private InternetRadioService internetRadioService;
private static final Logger LOG = LoggerFactory.getLogger(PlayQueueService.class);
@ -711,7 +710,7 @@ public class PlayQueueService {
Locale locale = RequestContextUtils.getLocale(request);
PlayQueue playQueue = player.getPlayQueue();
List<PlayQueueInfo.Entry> entries = new ArrayList<PlayQueueInfo.Entry>();
List<PlayQueueInfo.Entry> entries = new ArrayList<>();
for (MediaFile file : playQueue.getFiles()) {
String albumUrl = url + "main.view?id=" + file.getId();
@ -736,105 +735,43 @@ public class PlayQueueService {
private List<PlayQueueInfo.Entry> convertInternetRadio(HttpServletRequest request, Player player) throws Exception {
// Retrieve radio playlist and parse it
PlayQueue playQueue = player.getPlayQueue();
InternetRadio radio = playQueue.getInternetRadio();
URL playlistUrl = new URL(radio.getStreamUrl());
SpecificPlaylist inputPlaylist = null;
try {
LOG.info("Parsing playlist at {}...", playlistUrl.toString());
inputPlaylist = SpecificPlaylistFactory.getInstance().readFrom(playlistUrl);
} catch (Exception e) {
LOG.error("Unable to parse playlist: {}", playlistUrl.toString(), e);
throw e;
}
if (inputPlaylist == null) {
LOG.error("Unsupported playlist format: {}", playlistUrl.toString());
throw new Exception("Unsupported playlist format " + playlistUrl.toString());
}
// Retrieve stream URLs
List<PlayQueueInfo.Entry> entries = new ArrayList<>();
final String radioHomepageUrl = radio.getHomepageUrl();
final String radioName = radio.getName();
inputPlaylist.toPlaylist().acceptDown(new PlaylistVisitor() {
@Override
public void beginVisitPlaylist(Playlist playlist) throws Exception {
}
@Override
public void endVisitPlaylist(Playlist playlist) throws Exception {
}
@Override
public void beginVisitParallel(Parallel parallel) throws Exception {
}
@Override
public void endVisitParallel(Parallel parallel) throws Exception {
}
@Override
public void beginVisitSequence(Sequence sequence) throws Exception {
}
@Override
public void endVisitSequence(Sequence sequence) throws Exception {
}
@Override
public void beginVisitMedia(Media media) throws Exception {
// Retrieve stream URL
String streamUrl = media.getSource().getURI().toString();
// Fake stream title using the URL
String streamTitle = streamUrl;
String streamAlbum = radioName;
String streamGenre = "Internet Radio";
// Fake entry id so that the source can be selected
Integer streamId = -(1+entries.size());
Integer streamTrackNumber = entries.size();
Integer streamYear = 0;
LOG.info("Got source media at {}...", streamUrl);
entries.add(new PlayQueueInfo.Entry(
streamId, // Entry id
streamTrackNumber, // Track number
streamTitle, // Use URL as stream title
"",
streamAlbum, // Album name
streamGenre,
streamYear,
"",
0,
"",
"",
"",
"",
false,
radioHomepageUrl, // Album URL
streamUrl, // Stream URL
streamUrl, // Remote stream URL
null,
null
));
}
@Override
public void endVisitMedia(Media media) throws Exception {
}
});
if (entries.isEmpty()) {
LOG.error("Cannot fetch stream URLs from radio source {}", playlistUrl.toString());
List<PlayQueueInfo.Entry> entries = new ArrayList<>();
for (String streamUrl : internetRadioService.getStreamUrls(radio)) {
// Fake stream title using the URL
String streamTitle = streamUrl;
String streamAlbum = radioName;
String streamGenre = "Internet Radio";
// Fake entry id so that the source can be selected
Integer streamId = -(1+entries.size());
Integer streamTrackNumber = entries.size();
Integer streamYear = 0;
entries.add(new PlayQueueInfo.Entry(
streamId, // Entry id
streamTrackNumber, // Track number
streamTitle, // Use URL as stream title
"",
streamAlbum, // Album name
streamGenre,
streamYear,
"",
0,
"",
"",
"",
"",
false,
radioHomepageUrl, // Album URL
streamUrl, // Stream URL
streamUrl, // Remote stream URL
null,
null
));
}
return entries;

87
airsonic-main/src/main/java/org/airsonic/player/service/InternetRadioService.java
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@ -0,0 +1,87 @@
package org.airsonic.player.service;
import chameleon.playlist.*;
import org.airsonic.player.domain.InternetRadio;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
@Service
public class InternetRadioService {
private static final Logger LOG = LoggerFactory.getLogger(InternetRadioService.class);
public List<String> getStreamUrls(InternetRadio radio) throws Exception {
// Retrieve radio playlist and parse it
URL playlistUrl = new URL(radio.getStreamUrl());
SpecificPlaylist inputPlaylist = null;
try {
LOG.info("Parsing playlist at {}...", playlistUrl.toString());
inputPlaylist = SpecificPlaylistFactory.getInstance().readFrom(playlistUrl);
} catch (Exception e) {
LOG.error("Unable to parse playlist: {}", playlistUrl.toString(), e);
throw e;
}
if (inputPlaylist == null) {
LOG.error("Unsupported playlist format: {}", playlistUrl.toString());
throw new Exception("Unsupported playlist format " + playlistUrl.toString());
}
// Retrieve stream URLs
List<String> entries = new ArrayList<>();
inputPlaylist.toPlaylist().acceptDown(new PlaylistVisitor() {
@Override
public void beginVisitPlaylist(Playlist playlist) throws Exception {
}
@Override
public void endVisitPlaylist(Playlist playlist) throws Exception {
}
@Override
public void beginVisitParallel(Parallel parallel) throws Exception {
}
@Override
public void endVisitParallel(Parallel parallel) throws Exception {
}
@Override
public void beginVisitSequence(Sequence sequence) throws Exception {
}
@Override
public void endVisitSequence(Sequence sequence) throws Exception {
}
@Override
public void beginVisitMedia(Media media) throws Exception {
String streamUrl = media.getSource().getURI().toString();
LOG.info("Got source media at {}...", streamUrl);
entries.add(streamUrl);
}
@Override
public void endVisitMedia(Media media) throws Exception {
}
});
if (entries.isEmpty()) {
LOG.warn("No entries found when parsing external playlist.");
}
return entries;
}
}
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