Fix problem with sharing large terminal transcript

Fixes termux#1166.
reisxd · Jul 14, 2019 · d3d5ffb · d3d5ffb
1 parent 0c571bb
commit d3d5ffb
Showing 1 changed file with 12 additions and 1 deletion.
diff --git a/app/src/main/java/com/termux/app/TermuxActivity.java b/app/src/main/java/com/termux/app/TermuxActivity.java
@@ -722,7 +722,18 @@ public boolean onContextItemSelected(MenuItem item) {
                 if (session != null) {
                     Intent intent = new Intent(Intent.ACTION_SEND);
                     intent.setType("text/plain");
-                    intent.putExtra(Intent.EXTRA_TEXT, session.getEmulator().getScreen().getTranscriptText().trim());
+                    String transcriptText = session.getEmulator().getScreen().getTranscriptText().trim();
+                    // See https://github.com/termux/termux-app/issues/1166.
+                    final int MAX_LENGTH = 100_000;
+                    if (transcriptText.length() > MAX_LENGTH) {
+                        int cutOffIndex = transcriptText.length() - MAX_LENGTH;
+                        int nextNewlineIndex = transcriptText.indexOf('\n', cutOffIndex);
+                        if (nextNewlineIndex != -1 && nextNewlineIndex != transcriptText.length() - 1) {
+                            cutOffIndex = nextNewlineIndex + 1;
+                        }
+                        transcriptText = transcriptText.substring(cutOffIndex).trim();
+                    }
+                    intent.putExtra(Intent.EXTRA_TEXT, transcriptText);
                     intent.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.share_transcript_title));
                     startActivity(Intent.createChooser(intent, getString(R.string.share_transcript_chooser_title)));
                 }