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Code Issues Packages Projects Releases 3 Wiki Activity

Add auto text direction in FullMsgActivity HTML rendering

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Agent-Logs-Url: https://github.com/ArcaneChat/android/sessions/7f55ea69-ba6c-40ad-a72e-3080ac96b847

Co-authored-by: adbenitez <24558636+adbenitez@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-05-08 13:08:05 +00:00
committed by GitHub
parent dcaa19b29d
commit 7f625d6e8d
1 changed files with 21 additions and 0 deletions
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src/main/java/org/thoughtcrime/securesms/FullMsgActivity.java
+21
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@@ -15,6 +15,8 @@ import chat.delta.rpc.types.HttpResponse;
import com.b44t.messenger.DcContext;
import java.io.ByteArrayInputStream;
import java.lang.ref.WeakReference;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.thoughtcrime.securesms.connect.DcHelper;
import org.thoughtcrime.securesms.util.DynamicTheme;
import org.thoughtcrime.securesms.util.JsonUtils;
@@ -24,6 +26,8 @@ import org.thoughtcrime.securesms.util.Util;
public class FullMsgActivity extends WebViewActivity {
public static final String MSG_ID_EXTRA = "msg_id";
public static final String BLOCK_LOADING_REMOTE = "block_loading_remote";
private static final Pattern BODY_TAG_PATTERN = Pattern.compile("(?i)<body\\b[^>]*>");
private static final Pattern DIR_ATTR_PATTERN = Pattern.compile("(?i)\\bdir\\s*=");
private String imageUrl;
private int msgId;
private DcContext dcContext;
@@ -120,6 +124,7 @@ public class FullMsgActivity extends WebViewActivity {
try {
FullMsgActivity activity = activityReference.get();
String html = activity.dcContext.getMsgHtml(activity.msgId);
html = withAutoTextDirection(html);
activity.runOnUiThread(
() -> {
@@ -141,6 +146,22 @@ public class FullMsgActivity extends WebViewActivity {
});
}
private static String withAutoTextDirection(String html) {
if (html == null || html.isEmpty()) {
return html;
}
Matcher bodyMatcher = BODY_TAG_PATTERN.matcher(html);
if (bodyMatcher.find()) {
String bodyTag = bodyMatcher.group();
if (DIR_ATTR_PATTERN.matcher(bodyTag).find()) {
return html;
}
String updatedBodyTag = bodyTag.substring(0, bodyTag.length() - 1) + " dir=\"auto\">";
return bodyMatcher.replaceFirst(Matcher.quoteReplacement(updatedBodyTag));
}
return "<div dir=\"auto\">" + html + "</div>";
}
@Override
protected void onPause() {
super.onPause();