modify domain regex

Daniel Gultsch created 7 months ago

Change summary

src/main/java/eu/siacs/conversations/xmpp/Jid.java     |  2 
src/test/java/eu/siacs/conversations/xmpp/JidTest.java | 16 ++++++++++++
2 files changed, 17 insertions(+), 1 deletion(-)

Detailed changes

src/main/java/eu/siacs/conversations/xmpp/Jid.java

@@ -15,7 +15,7 @@ public abstract class Jid implements Comparable<Jid>, Serializable, CharSequence
 
     private static final Pattern HOSTNAME_PATTERN =
             Pattern.compile(
-                    "^(?=.{1,253}$)(?=.{1,253}$)(?!-)(?!.*--)(?!.*-$)[A-Za-z0-9-]+(?:\\.[A-Za-z0-9-]+)*$");
+                    "^(?=.{1,253}$)(?!-)[\\p{L}\\p{N}](?:[\\p{L}\\p{N}-]{0,61}[\\p{L}\\p{N}])?(?:\\.(?!-)[\\p{L}\\p{N}](?:[\\p{L}\\p{N}-]{0,61}[\\p{L}\\p{N}])?)*\\.?$");
 
     public static Jid of(
             final CharSequence local, final CharSequence domain, final CharSequence resource) {

src/test/java/eu/siacs/conversations/xmpp/JidTest.java

@@ -0,0 +1,16 @@
+package eu.siacs.conversations.xmpp;
+
+import org.junit.Test;
+
+public class JidTest {
+
+    @Test
+    public void testDoubleDash() {
+        Jid.ofUserInput("[e-mail]");
+    }
+
+    @Test
+    public void testUnicode() {
+        Jid.ofUserInput("test@գծոոոց.հայ");
+    }
+}