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-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java3
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DisplayTextActivity.java8
2 files changed, 11 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
index 9623eaeda..79175e9ad 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
@@ -79,6 +79,9 @@ public final class Constants {
public static final int TEMPFILE_TTL = 24 * 60 * 60 * 1000; // 1 day
+ // the maximal length of plaintext to read in encrypt/decrypt text activities
+ public static final int TEXT_LENGTH_LIMIT = 1024 * 50;
+
public static final String SAFESLINGER_SERVER = "safeslinger-openpgp.appspot.com";
public static final class Path {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DisplayTextActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DisplayTextActivity.java
index 4bcca09f1..2fa1aa1c2 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DisplayTextActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DisplayTextActivity.java
@@ -28,9 +28,12 @@ import android.support.v4.app.Fragment;
import android.widget.Toast;
import org.openintents.openpgp.OpenPgpMetadata;
+import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.operations.results.DecryptVerifyResult;
import org.sufficientlysecure.keychain.ui.base.BaseActivity;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+import org.sufficientlysecure.keychain.ui.util.Notify.Style;
import org.sufficientlysecure.keychain.util.FileHelper;
public class DisplayTextActivity extends BaseActivity {
@@ -73,6 +76,11 @@ public class DisplayTextActivity extends BaseActivity {
}
if (plaintext != null) {
+ if (plaintext.length() > Constants.TEXT_LENGTH_LIMIT) {
+ plaintext = plaintext.substring(0, Constants.TEXT_LENGTH_LIMIT);
+ Notify.create(this, R.string.snack_text_too_long, Style.WARN).show();
+ }
+
loadFragment(plaintext, result);
} else {
Toast.makeText(this, R.string.error_invalid_data, Toast.LENGTH_LONG).show();