make jingle implementation send file hash when using ft5

1 files changed, 19 insertions, 0 deletions

diff --git a/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/JinglePacket.java b/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/JinglePacket.java
index de856772a..3f7cc8e5b 100644
--- a/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/JinglePacket.java
+++ b/src/main/java/de/pixart/messenger/xmpp/jingle/stanzas/JinglePacket.java
@@ -1,5 +1,7 @@
 package de.pixart.messenger.xmpp.jingle.stanzas;
 
+import android.util.Base64;
+
 import de.pixart.messenger.xml.Element;
 import de.pixart.messenger.xmpp.jid.Jid;
 import de.pixart.messenger.xmpp.stanzas.IqPacket;
@@ -7,6 +9,7 @@ import de.pixart.messenger.xmpp.stanzas.IqPacket;
 public class JinglePacket extends IqPacket {
     Content content = null;
     Reason reason = null;
+    Element checksum = null;
     Element jingle = new Element("jingle");
 
     @Override
@@ -24,6 +27,7 @@ public class JinglePacket extends IqPacket {
                 this.reason.setChildren(reasonElement.getChildren());
                 this.reason.setAttributes(reasonElement.getAttributes());
             }
+            this.checksum = child.findChild("checksum");
             this.jingle.setAttributes(child.getAttributes());
         }
         return child;
@@ -50,6 +54,10 @@ public class JinglePacket extends IqPacket {
         return this.reason;
     }
 
+    public Element getChecksum() {
+        return this.checksum;
+    }
+
     private void build() {
         this.children.clear();
         this.jingle.clearChildren();
@@ -60,6 +68,9 @@ public class JinglePacket extends IqPacket {
         if (this.reason != null) {
             jingle.addChild(this.reason);
         }
+        if (this.checksum != null) {
+            jingle.addChild(checksum);
+        }
         this.children.add(jingle);
         this.setAttribute("type", "set");
     }
@@ -93,4 +104,12 @@ public class JinglePacket extends IqPacket {
     public boolean isAction(String action) {
         return action.equalsIgnoreCase(this.getAction());
     }
+
+    public void addChecksum(byte[] sha1Sum, String namespace) {
+        this.checksum = new Element("checksum", namespace);
+        checksum.setAttribute("creator", "initiator");
+        checksum.setAttribute("name", "a-file-offer");
+        Element hash = checksum.addChild("file").addChild("hash", "urn:xmpp:hashes:2");
+        hash.setAttribute("algo", "sha-1").setContent(Base64.encodeToString(sha1Sum, Base64.NO_WRAP));
+    }
 }