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Merge pull request #394 from kirisakow/dev

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Fix TeamNewPipe/NewPipe#4213: [YouTube] Ignore leading characters in video id
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Stypox 2020-10-25 14:39:03 +01:00 committed by GitHub
commit df26f61cfc
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2 changed files with 25 additions and 8 deletions
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25
extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/linkHandler/YoutubeStreamLinkHandlerFactory.java
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@ -12,6 +12,8 @@ import java.net.MalformedURLException;
import java.net.URI; import java.net.URI;
import java.net.URISyntaxException; import java.net.URISyntaxException;
import java.net.URL; import java.net.URL;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.BASE_YOUTUBE_INTENT_URL; import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.BASE_YOUTUBE_INTENT_URL;
@ -37,6 +39,7 @@ import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper
public class YoutubeStreamLinkHandlerFactory extends LinkHandlerFactory { public class YoutubeStreamLinkHandlerFactory extends LinkHandlerFactory {
private static final Pattern YOUTUBE_VIDEO_ID_REGEX_PATTERN = Pattern.compile("([a-zA-Z0-9_-]{11})");
private static final YoutubeStreamLinkHandlerFactory instance = new YoutubeStreamLinkHandlerFactory(); private static final YoutubeStreamLinkHandlerFactory instance = new YoutubeStreamLinkHandlerFactory();
private YoutubeStreamLinkHandlerFactory() { private YoutubeStreamLinkHandlerFactory() {
@ -46,13 +49,19 @@ public class YoutubeStreamLinkHandlerFactory extends LinkHandlerFactory {
return instance; return instance;
} }
private static boolean isId(@Nullable String id) { @Nullable
return id != null && id.matches("[a-zA-Z0-9_-]{11}"); private static String extractId(@Nullable final String id) {
if (id != null) {
final Matcher m = YOUTUBE_VIDEO_ID_REGEX_PATTERN.matcher(id);
return m.find() ? m.group(1) : null;
}
return null;
} }
private static String assertIsId(@Nullable String id) throws ParsingException { private static String assertIsId(@Nullable final String id) throws ParsingException {
if (isId(id)) { final String extractedId = extractId(id);
return id; if (extractedId != null) {
return extractedId;
} else { } else {
throw new ParsingException("The given string is not a Youtube-Video-ID"); throw new ParsingException("The given string is not a Youtube-Video-ID");
} }
@ -81,9 +90,9 @@ public class YoutubeStreamLinkHandlerFactory extends LinkHandlerFactory {
if (scheme != null && (scheme.equals("vnd.youtube") || scheme.equals("vnd.youtube.launch"))) { if (scheme != null && (scheme.equals("vnd.youtube") || scheme.equals("vnd.youtube.launch"))) {
String schemeSpecificPart = uri.getSchemeSpecificPart(); String schemeSpecificPart = uri.getSchemeSpecificPart();
if (schemeSpecificPart.startsWith("//")) { if (schemeSpecificPart.startsWith("//")) {
final String possiblyId = schemeSpecificPart.substring(2); final String extractedId = extractId(schemeSpecificPart.substring(2));
if (isId(possiblyId)) { if (extractedId != null) {
return possiblyId; return extractedId;
} }
urlString = "https:" + schemeSpecificPart; urlString = "https:" + schemeSpecificPart;

8
extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeStreamLinkHandlerFactoryTest.java
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@ -81,6 +81,14 @@ public class YoutubeStreamLinkHandlerFactoryTest {
assertEquals("jZViOEv90dI", linkHandler.fromUrl("vnd.youtube:jZViOEv90dI").getId()); assertEquals("jZViOEv90dI", linkHandler.fromUrl("vnd.youtube:jZViOEv90dI").getId());
assertEquals("n8X9_MgEdCg", linkHandler.fromUrl("vnd.youtube://n8X9_MgEdCg").getId()); assertEquals("n8X9_MgEdCg", linkHandler.fromUrl("vnd.youtube://n8X9_MgEdCg").getId());
assertEquals("O0EDx9WAelc", linkHandler.fromUrl("https://music.youtube.com/watch?v=O0EDx9WAelc").getId()); assertEquals("O0EDx9WAelc", linkHandler.fromUrl("https://music.youtube.com/watch?v=O0EDx9WAelc").getId());
assertEquals("-cdveCh1kQk", linkHandler.fromUrl("https://m.youtube.com/watch?v=-cdveCh1kQk)").getId());
assertEquals("-cdveCh1kQk", linkHandler.fromUrl("https://www.youtube.com/watch?v=-cdveCh1kQk-").getId());
assertEquals("-cdveCh1kQk", linkHandler.fromUrl("https://WWW.YouTube.com/watch?v=-cdveCh1kQkwhatever").getId());
assertEquals("O0EDx9WAelc", linkHandler.fromUrl("HTTPS://www.youtube.com/watch?v=O0EDx9WAelc]").getId());
assertEquals("-cdveCh1kQk", linkHandler.fromUrl("https://youtu.be/-cdveCh1kQk)hello").getId());
assertEquals("OGS7c0-CmRs", linkHandler.fromUrl("https://YouTu.be/OGS7c0-CmRswhatever)").getId());
assertEquals("-cdveCh1kQk", linkHandler.fromUrl("HTTPS://youtu.be/-cdveCh1kQk)").getId());
assertEquals("IOS2fqxwYbA", linkHandler.fromUrl("https://www.youtube.com/shorts/IOS2fqxwYbAhi").getId());
assertEquals("IOS2fqxwYbA", linkHandler.fromUrl("http://www.youtube.com/shorts/IOS2fqxwYbA").getId()); assertEquals("IOS2fqxwYbA", linkHandler.fromUrl("http://www.youtube.com/shorts/IOS2fqxwYbA").getId());
} }