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Merge pull request #6851 from litetex/make-parsing-of-timestamp-links-more-robust

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Catch errors while processing timestamp-links
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litetex 2021-08-14 21:10:20 +02:00 • committed by GitHub
commit 0683dafa55
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4 changed files with 231 additions and 42 deletions
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47
app/src/main/java/org/schabi/newpipe/info_list/holder/CommentsMiniInfoItemHolder.java
View file

@ -5,6 +5,7 @@ import android.text.TextUtils;
import android.text.method.LinkMovementMethod;
import android.text.style.URLSpan;
import android.text.util.Linkify;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.RelativeLayout;
@ -24,17 +25,19 @@ import org.schabi.newpipe.util.DeviceUtils;
import org.schabi.newpipe.util.ImageDisplayConstants;
import org.schabi.newpipe.util.Localization;
import org.schabi.newpipe.util.NavigationHelper;
import org.schabi.newpipe.util.external_communication.TimestampExtractor;
import org.schabi.newpipe.util.external_communication.ShareUtils;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import de.hdodenhof.circleimageview.CircleImageView;
public class CommentsMiniInfoItemHolder extends InfoItemHolder {
private static final String TAG = "CommentsMiniIIHolder";
private static final int COMMENT_DEFAULT_LINES = 2;
private static final int COMMENT_EXPANDED_LINES = 1000;
private static final Pattern PATTERN = Pattern.compile("(\\d+:)?(\\d+)?:(\\d+)");
private final String downloadThumbnailKey;
private final int commentHorizontalPadding;
private final int commentVerticalPadding;
@ -44,7 +47,6 @@ public class CommentsMiniInfoItemHolder extends InfoItemHolder {
public final CircleImageView itemThumbnailView;
private final TextView itemContentView;
private final TextView itemLikesCountView;
private final TextView itemDislikesCountView;
private final TextView itemPublishedTime;
private String commentText;
@ -53,20 +55,21 @@ public class CommentsMiniInfoItemHolder extends InfoItemHolder {
private final Linkify.TransformFilter timestampLink = new Linkify.TransformFilter() {
@Override
public String transformUrl(final Matcher match, final String url) {
int timestamp = 0;
final String hours = match.group(1);
final String minutes = match.group(2);
final String seconds = match.group(3);
if (hours != null) {
timestamp += (Integer.parseInt(hours.replace(":", "")) * 3600);
try {
final TimestampExtractor.TimestampMatchDTO timestampMatchDTO =
TimestampExtractor.getTimestampFromMatcher(match, commentText);
if (timestampMatchDTO == null) {
return url;
}
return streamUrl + url.replace(
match.group(0),
"#timestamp=" + timestampMatchDTO.seconds());
} catch (final Exception ex) {
Log.e(TAG, "Unable to process url='" + url + "' as timestampLink", ex);
return url;
}
if (minutes != null) {
timestamp += (Integer.parseInt(minutes.replace(":", "")) * 60);
}
if (seconds != null) {
timestamp += (Integer.parseInt(seconds));
}
return streamUrl + url.replace(match.group(0), "#timestamp=" + timestamp);
}
};
@ -77,7 +80,6 @@ public class CommentsMiniInfoItemHolder extends InfoItemHolder {
itemRoot = itemView.findViewById(R.id.itemRoot);
itemThumbnailView = itemView.findViewById(R.id.itemThumbnailView);
itemLikesCountView = itemView.findViewById(R.id.detail_thumbs_up_count_view);
itemDislikesCountView = itemView.findViewById(R.id.detail_thumbs_down_count_view);
itemPublishedTime = itemView.findViewById(R.id.itemPublishedTime);
itemContentView = itemView.findViewById(R.id.itemCommentContentView);
@ -254,7 +256,14 @@ public class CommentsMiniInfoItemHolder extends InfoItemHolder {
}
private void linkify() {
Linkify.addLinks(itemContentView, Linkify.WEB_URLS);
Linkify.addLinks(itemContentView, PATTERN, null, null, timestampLink);
Linkify.addLinks(
itemContentView,
Linkify.WEB_URLS);
Linkify.addLinks(
itemContentView,
TimestampExtractor.TIMESTAMPS_PATTERN,
null,
null,
timestampLink);
}
}

46
app/src/main/java/org/schabi/newpipe/util/external_communication/TextLinkifier.java
View file

@ -32,9 +32,8 @@ import static org.schabi.newpipe.util.external_communication.InternalUrlsHandler
public final class TextLinkifier {
public static final String TAG = TextLinkifier.class.getSimpleName();
private static final Pattern HASHTAGS_PATTERN = Pattern.compile("(#[A-Za-z0-9_]+)");
private static final Pattern TIMESTAMPS_PATTERN = Pattern.compile(
"(?:^|(?!:)\\W)(?:([0-5]?[0-9]):)?([0-5]?[0-9]):([0-5][0-9])(?=$|(?!:)\\W)");
private TextLinkifier() {
}
@ -174,33 +173,34 @@ public final class TextLinkifier {
final Info relatedInfo,
final CompositeDisposable disposables) {
final String descriptionText = spannableDescription.toString();
final Matcher timestampsMatches = TIMESTAMPS_PATTERN.matcher(descriptionText);
final Matcher timestampsMatches =
TimestampExtractor.TIMESTAMPS_PATTERN.matcher(descriptionText);
while (timestampsMatches.find()) {
final int timestampStart = timestampsMatches.start(2);
final int timestampEnd = timestampsMatches.end(3);
final String parsedTimestamp = descriptionText.substring(timestampStart, timestampEnd);
final String[] timestampParts = parsedTimestamp.split(":");
final TimestampExtractor.TimestampMatchDTO timestampMatchDTO =
TimestampExtractor.getTimestampFromMatcher(
timestampsMatches,
descriptionText);
final int seconds;
if (timestampParts.length == 3) { // timestamp format: XX:XX:XX
seconds = Integer.parseInt(timestampParts[0]) * 3600 // hours
+ Integer.parseInt(timestampParts[1]) * 60 // minutes
+ Integer.parseInt(timestampParts[2]); // seconds
} else if (timestampParts.length == 2) { // timestamp format: XX:XX
seconds = Integer.parseInt(timestampParts[0]) * 60 // minutes
+ Integer.parseInt(timestampParts[1]); // seconds
} else {
if (timestampMatchDTO == null) {
continue;
}
spannableDescription.setSpan(new ClickableSpan() {
@Override
public void onClick(@NonNull final View view) {
playOnPopup(context, relatedInfo.getUrl(), relatedInfo.getService(), seconds,
disposables);
}
}, timestampStart, timestampEnd, 0);
spannableDescription.setSpan(
new ClickableSpan() {
@Override
public void onClick(@NonNull final View view) {
playOnPopup(
context,
relatedInfo.getUrl(),
relatedInfo.getService(),
timestampMatchDTO.seconds(),
disposables);
}
},
timestampMatchDTO.timestampStart(),
timestampMatchDTO.timestampEnd(),
0);
}
}

79
app/src/main/java/org/schabi/newpipe/util/external_communication/TimestampExtractor.java Normal file
View file

@ -0,0 +1,79 @@
package org.schabi.newpipe.util.external_communication;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Extracts timestamps.
*/
public final class TimestampExtractor {
public static final Pattern TIMESTAMPS_PATTERN = Pattern.compile(
"(?:^|(?!:)\\W)(?:([0-5]?[0-9]):)?([0-5]?[0-9]):([0-5][0-9])(?=$|(?!:)\\W)");
private TimestampExtractor() {
// No impl pls
}
/**
* Get's a single timestamp from a matcher.
*
* @param timestampMatches The matcher which was created using {@link #TIMESTAMPS_PATTERN}
* @param baseText The text where the pattern was applied to /
* where the matcher is based upon
* @return If a match occurred: a {@link TimestampMatchDTO} filled with information.<br/>
* If not <code>null</code>.
*/
public static TimestampMatchDTO getTimestampFromMatcher(
final Matcher timestampMatches,
final String baseText) {
int timestampStart = timestampMatches.start(1);
if (timestampStart == -1) {
timestampStart = timestampMatches.start(2);
}
final int timestampEnd = timestampMatches.end(3);
final String parsedTimestamp = baseText.substring(timestampStart, timestampEnd);
final String[] timestampParts = parsedTimestamp.split(":");
final int seconds;
if (timestampParts.length == 3) { // timestamp format: XX:XX:XX
seconds = Integer.parseInt(timestampParts[0]) * 3600 // hours
+ Integer.parseInt(timestampParts[1]) * 60 // minutes
+ Integer.parseInt(timestampParts[2]); // seconds
} else if (timestampParts.length == 2) { // timestamp format: XX:XX
seconds = Integer.parseInt(timestampParts[0]) * 60 // minutes
+ Integer.parseInt(timestampParts[1]); // seconds
} else {
return null;
}
return new TimestampMatchDTO(timestampStart, timestampEnd, seconds);
}
public static class TimestampMatchDTO {
private final int timestampStart;
private final int timestampEnd;
private final int seconds;
public TimestampMatchDTO(
final int timestampStart,
final int timestampEnd,
final int seconds) {
this.timestampStart = timestampStart;
this.timestampEnd = timestampEnd;
this.seconds = seconds;
}
public int timestampStart() {
return timestampStart;
}
public int timestampEnd() {
return timestampEnd;
}
public int seconds() {
return seconds;
}
}
}