add documentation of StreamingService

This commit is contained in:
Christian Schabesberger 2018-11-10 10:50:13 +01:00
parent a78ad16235
commit 91b1efc97e
3 changed files with 137 additions and 3 deletions

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@ -1,6 +1,6 @@
# NewPipe Extractor
[![Build Status](https://travis-ci.org/TeamNewPipe/NewPipeExtractor.svg?branch=master)](https://travis-ci.org/TeamNewPipe/NewPipeExtractor) [![JIT Pack Badge](https://jitpack.io/v/TeamNewPipe/NewPipeExtractor.svg)](https://jitpack.io/#TeamNewPipe/NewPipeExtractor) [Documentation](https://teamnewpipe.github.io/NewPipeExtractor/javadoc/)
[![Build Status](https://travis-ci.org/TeamNewPipe/NewPipeExtractor.svg?branch=master)](https://travis-ci.org/TeamNewPipe/NewPipeExtractor) [![JIT Pack Badge](https://jitpack.io/v/TeamNewPipe/NewPipeExtractor.svg)](https://jitpack.io/#TeamNewPipe/NewPipeExtractor) [Documentation](https://teamnewpipe.github.io/documentation/)
NewPipe Extractor is a library for extracting things from streaming sites. It is a core component of [NewPipe](https://github.com/TeamNewPipe/NewPipe), but could be used independently.

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@ -8,6 +8,24 @@ import java.util.List;
import static java.util.Arrays.asList;
import static java.util.Collections.unmodifiableList;
/*
* Copyright (C) Christian Schabesberger 2018 <chris.schabesberger@mailbox.org>
* ServiceList.java is part of NewPipe.
*
* NewPipe is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* NewPipe is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* A list of supported services.
*/
@ -19,6 +37,10 @@ public final class ServiceList {
public static final YoutubeService YouTube;
public static final SoundcloudService SoundCloud;
/**
* When creating a new service, put this service in the end of this list,
* and give it the next free id.
*/
private static final List<StreamingService> SERVICES = unmodifiableList(
asList(
YouTube = new YoutubeService(0),

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@ -14,11 +14,38 @@ import org.schabi.newpipe.extractor.utils.Localization;
import java.util.Collections;
import java.util.List;
/*
* Copyright (C) Christian Schabesberger 2018 <chris.schabesberger@mailbox.org>
* StreamingService.java is part of NewPipe.
*
* NewPipe is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* NewPipe is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
*/
public abstract class StreamingService {
/**
* This class holds meta information about the service implementation.
*/
public static class ServiceInfo {
private final String name;
private final List<MediaCapability> mediaCapabilities;
/**
* Creates a new instance of a ServiceInfo
* @param name the name of the service
* @param mediaCapabilities the type of media this service can handle
*/
public ServiceInfo(String name, List<MediaCapability> mediaCapabilities) {
this.name = name;
this.mediaCapabilities = Collections.unmodifiableList(mediaCapabilities);
@ -37,6 +64,10 @@ public abstract class StreamingService {
}
}
/**
* LinkType will be used to determine which type of URL you are handling, and therefore which part
* of NewPipe should handle a certain URL.
*/
public enum LinkType {
NONE,
STREAM,
@ -47,6 +78,16 @@ public abstract class StreamingService {
private final int serviceId;
private final ServiceInfo serviceInfo;
/**
* Creates a new Streaming service.
* If you Implement one do not set id within your implementation of this extractor, instead
* set the id when you put the extractor into
* <a href="https://teamnewpipe.github.io/NewPipeExtractor/javadoc/org/schabi/newpipe/extractor/ServiceList.html">ServiceList</a>.
* All other parameters can be set directly from the overriding constructor.
* @param id the number of the service to identify him within the NewPipe frontend
* @param name the name of the service
* @param capabilities the type of media this service can handle
*/
public StreamingService(int id, String name, List<ServiceInfo.MediaCapability> capabilities) {
this.serviceId = id;
this.serviceInfo = new ServiceInfo(name, capabilities);
@ -68,24 +109,93 @@ public abstract class StreamingService {
////////////////////////////////////////////
// Url Id handler
////////////////////////////////////////////
/**
* Must return a new instance of an implementation of LinkHandlerFactory for streams.
* @return an instance of a LinkHandlerFactory for streams
*/
public abstract LinkHandlerFactory getStreamLHFactory();
/**
* Must return a new instance of an implementation of ListLinkHandlerFactory for channels.
* If support for channels is not given null must be returned.
* @return an instance of a ListLinkHandlerFactory for channels or null
*/
public abstract ListLinkHandlerFactory getChannelLHFactory();
/**
* Must return a new instance of an implementation of ListLinkHandlerFactory for playlists.
* If support for playlists is not given null must be returned.
* @return an instance of a ListLinkHandlerFactory for playlists or null
*/
public abstract ListLinkHandlerFactory getPlaylistLHFactory();
/**
* Must return an instance of an implementation of SearchQueryHandlerFactory.
* @return an instance of a SearchQueryHandlerFactory
*/
public abstract SearchQueryHandlerFactory getSearchQHFactory();
////////////////////////////////////////////
// Extractor
////////////////////////////////////////////
/**
* Must create a new instance of a SearchExtractor implementation.
* @param queryHandler specifies the keyword lock for, and the filters which should be applied.
* @param localization specifies the language/country for the extractor.
* @return a new SearchExtractor instance
*/
public abstract SearchExtractor getSearchExtractor(SearchQueryHandler queryHandler, Localization localization);
/**
* Must create a new instance of a SuggestionExtractor implementation.
* @param localization specifies the language/country for the extractor.
* @return a new SuggestionExtractor instance
*/
public abstract SuggestionExtractor getSuggestionExtractor(Localization localization);
/**
* Outdated or obsolete. null can be returned.
* @return just null
*/
public abstract SubscriptionExtractor getSubscriptionExtractor();
/**
* Must create a new instance of a KioskList implementation.
* @return a new KioskList instance
* @throws ExtractionException
*/
public abstract KioskList getKioskList() throws ExtractionException;
/**
* Must create a new instance of a ChannelExtractor implementation.
* @param linkHandler is pointing to the channel which should be handled by this new instance.
* @param localization specifies the language used for the request.
* @return a new ChannelExtractor
* @throws ExtractionException
*/
public abstract ChannelExtractor getChannelExtractor(ListLinkHandler linkHandler,
Localization localization) throws ExtractionException;
/**
* Must crete a new instance of a PlaylistExtractor implementation.
* @param linkHandler is pointing to the playlist which should be handled by this new instance.
* @param localization specifies the language used for the request.
* @return a new PlaylistExtractor
* @throws ExtractionException
*/
public abstract PlaylistExtractor getPlaylistExtractor(ListLinkHandler linkHandler,
Localization localization) throws ExtractionException;
/**
* Must create a new instance of a StreamExtractor implementation.
* @param linkHandler is pointing to the stream which should be handled by this new instance.
* @param localization specifies the language used for the request.
* @return a new StreamExtractor
* @throws ExtractionException
*/
public abstract StreamExtractor getStreamExtractor(LinkHandler linkHandler,
Localization localization) throws ExtractionException;
////////////////////////////////////////////
@ -165,9 +275,11 @@ public abstract class StreamingService {
return getStreamExtractor(getStreamLHFactory().fromUrl(url), NewPipe.getPreferredLocalization());
}
/**
* figure out where the link is pointing to (a channel, video, playlist, etc.)
* Figures out where the link is pointing to (a channel, a video, a playlist, etc.)
* @param url the url on which it should be decided of which link type it is
* @return the link type of url
* @throws ParsingException
*/
public final LinkType getLinkTypeByUrl(String url) throws ParsingException {
LinkHandlerFactory sH = getStreamLHFactory();