Merge remote-tracking branch 'remotes/origin/trz/rename' into trz/rebase

Cast problem fixed

1 files changed, 30 insertions, 0 deletions

diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java
new file mode 100644
index 00000000..cf993462
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java
@@ -0,0 +1,30 @@
+package de.thedevstack.conversationsplus.xmpp.avatar;
+
+import de.thedevstack.conversationsplus.xmpp.pubsub.PubSubPacketParser;
+
+import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
+
+/**
+ * Parses the IQ Packets for handling Avatars
+ * as defined in XEP-0084.
+ * @see {@link http://xmpp.org/extensions/xep-0084.html}
+ */
+public class AvatarPacketParser {
+    /**
+     * Extracts the base64 encoded avatar data from an IqPacket.
+     * @param packet the IqPacket to be parsed.
+     * @return base64 encoded avatar data
+     */
+    public static String parseAvatarData(IqPacket packet) {
+        Element items = PubSubPacketParser.findItems(packet);
+        String base64Avatar = null;
+        if (null != items) {
+            Element item = items.findChild("item");
+            if (null != item) {
+                base64Avatar = item.findChildContent("data", AvatarPacketGenerator.NAMESPACE_AVATAR_DATA);
+            }
+        }
+        return base64Avatar;
+    }
+}