ctbrec-5.3.2-experimental/src/main/java/ctbrec/Model.java

293 lines
9.9 KiB
Java

package ctbrec;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.iheartradio.m3u8.Encoding;
import com.iheartradio.m3u8.Format;
import com.iheartradio.m3u8.ParseException;
import com.iheartradio.m3u8.PlaylistException;
import com.iheartradio.m3u8.PlaylistParser;
import com.iheartradio.m3u8.data.MasterPlaylist;
import com.iheartradio.m3u8.data.Playlist;
import com.iheartradio.m3u8.data.PlaylistData;
import com.squareup.moshi.JsonAdapter;
import com.squareup.moshi.Moshi;
import ctbrec.recorder.StreamInfo;
import okhttp3.FormBody;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class Model {
private String url;
private String name;
private String preview;
private String description;
private List<String> tags = new ArrayList<>();
private int streamUrlIndex = -1;
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getPreview() {
return preview;
}
public void setPreview(String preview) {
this.preview = preview;
}
public List<String> getTags() {
return tags;
}
public void setTags(List<String> tags) {
this.tags = tags;
}
public boolean isOnline() throws IOException, ExecutionException, InterruptedException {
return isOnline(false);
}
public boolean isOnline(boolean ignoreCache) throws IOException, ExecutionException, InterruptedException {
StreamInfo info;
if(ignoreCache) {
info = Chaturbate.INSTANCE.loadStreamInfo(name);
} else {
info = Chaturbate.INSTANCE.getStreamInfo(name);
}
return Objects.equals("public", info.room_status);
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public int getStreamUrlIndex() {
return streamUrlIndex;
}
public void setStreamUrlIndex(int streamUrlIndex) {
this.streamUrlIndex = streamUrlIndex;
}
public int[] getStreamResolution(boolean failFast) throws ExecutionException {
int[] resolution = Chaturbate.INSTANCE.streamResolutionCache.getIfPresent(name);
if(resolution != null) {
return Chaturbate.INSTANCE.getResolution(name);
} else {
return new int[2];
}
}
public int[] getStreamResolution() throws ExecutionException {
return Chaturbate.INSTANCE.getResolution(name);
}
public String getOnlineState() throws IOException, ExecutionException {
return getOnlineState(false);
}
public String getOnlineState(boolean failFast) throws IOException, ExecutionException {
StreamInfo info = Chaturbate.INSTANCE.streamInfoCache.getIfPresent(name);
return info != null ? info.room_status : "n/a";
}
public StreamInfo getStreamInfo() throws IOException, ExecutionException {
return Chaturbate.INSTANCE.getStreamInfo(name);
}
public MasterPlaylist getMasterPlaylist() throws IOException, ParseException, PlaylistException, ExecutionException {
return Chaturbate.INSTANCE.getMasterPlaylist(name);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((getName() == null) ? 0 : getName().hashCode());
result = prime * result + ((getUrl() == null) ? 0 : getUrl().hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof Model))
return false;
Model other = (Model) obj;
if (getName() == null) {
if (other.getName() != null)
return false;
} else if (!getName().equals(other.getName()))
return false;
if (getUrl() == null) {
if (other.getUrl() != null)
return false;
} else if (!getUrl().equals(other.getUrl()))
return false;
return true;
}
@Override
public String toString() {
return name;
}
private static class Chaturbate {
private static final transient Logger LOG = LoggerFactory.getLogger(Chaturbate.class);
public static final Chaturbate INSTANCE = new Chaturbate(HttpClient.getInstance());
private HttpClient client;
private static long lastRequest = System.currentTimeMillis();
private LoadingCache<String, StreamInfo> streamInfoCache = CacheBuilder.newBuilder()
.initialCapacity(10_000)
.maximumSize(10_000)
.expireAfterWrite(5, TimeUnit.MINUTES)
.build(new CacheLoader<String, StreamInfo> () {
@Override
public StreamInfo load(String model) throws Exception {
return loadStreamInfo(model);
}
});
private LoadingCache<String, int[]> streamResolutionCache = CacheBuilder.newBuilder()
.initialCapacity(10_000)
.maximumSize(10_000)
.expireAfterWrite(5, TimeUnit.MINUTES)
.build(new CacheLoader<String, int[]> () {
@Override
public int[] load(String model) throws Exception {
return loadResolution(model);
}
});
public Chaturbate(HttpClient client) {
this.client = client;
}
private StreamInfo getStreamInfo(String modelName) throws IOException, ExecutionException {
return streamInfoCache.get(modelName);
}
private StreamInfo loadStreamInfo(String modelName) throws IOException, InterruptedException {
throttleRequests();
RequestBody body = new FormBody.Builder()
.add("room_slug", modelName)
.add("bandwidth", "high")
.build();
Request req = new Request.Builder()
.url("https://chaturbate.com/get_edge_hls_url_ajax/")
.post(body)
.addHeader("X-Requested-With", "XMLHttpRequest")
.build();
Response response = client.execute(req);
try {
if(response.isSuccessful()) {
String content = response.body().string();
LOG.trace("Raw stream info: {}", content);
Moshi moshi = new Moshi.Builder().build();
JsonAdapter<StreamInfo> adapter = moshi.adapter(StreamInfo.class);
StreamInfo streamInfo = adapter.fromJson(content);
return streamInfo;
} else {
int code = response.code();
String message = response.message();
throw new IOException("Server responded with " + code + " - " + message + " headers: [" + response.headers() + "]");
}
} finally {
response.close();
}
}
public int[] getResolution(String modelName) throws ExecutionException {
return streamResolutionCache.get(modelName);
}
private int[] loadResolution(String modelName) throws IOException, ParseException, PlaylistException, ExecutionException, InterruptedException {
int[] res = new int[2];
StreamInfo streamInfo = getStreamInfo(modelName);
if(!streamInfo.url.startsWith("http")) {
return res;
}
MasterPlaylist master = getMasterPlaylist(modelName);
for (PlaylistData playlistData : master.getPlaylists()) {
if(playlistData.hasStreamInfo() && playlistData.getStreamInfo().hasResolution()) {
int h = playlistData.getStreamInfo().getResolution().height;
int w = playlistData.getStreamInfo().getResolution().width;
if(w > res[1]) {
res[0] = w;
res[1] = h;
}
}
}
return res;
}
private void throttleRequests() throws InterruptedException {
long now = System.currentTimeMillis();
long diff = now - lastRequest;
if(diff < 500) {
Thread.sleep(diff);
}
lastRequest = now;
}
public MasterPlaylist getMasterPlaylist(String modelName) throws IOException, ParseException, PlaylistException, ExecutionException {
StreamInfo streamInfo = getStreamInfo(modelName);
return getMasterPlaylist(streamInfo);
}
public MasterPlaylist getMasterPlaylist(StreamInfo streamInfo) throws IOException, ParseException, PlaylistException {
LOG.trace("Loading master playlist {}", streamInfo.url);
Request req = new Request.Builder().url(streamInfo.url).build();
Response response = client.execute(req);
try {
InputStream inputStream = response.body().byteStream();
PlaylistParser parser = new PlaylistParser(inputStream, Format.EXT_M3U, Encoding.UTF_8);
Playlist playlist = parser.parse();
MasterPlaylist master = playlist.getMasterPlaylist();
return master;
} finally {
response.close();
}
}
}
}