From 867afe4c5b888ce3f4f9a867906cc8edb86e7aba Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Sun, 6 Aug 2017 01:15:13 +0200
Subject: avatar handling refactored

---
 .../xmpp/avatar/AvatarPacketParser.java            | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)

(limited to 'src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java')

diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java
index 0867524b..78ab9288 100644
--- a/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/avatar/AvatarPacketParser.java
@@ -1,5 +1,6 @@
 package de.thedevstack.conversationsplus.xmpp.avatar;
 
+import de.thedevstack.conversationsplus.xmpp.pep.Avatar;
 import de.thedevstack.conversationsplus.xmpp.pubsub.PubSubPacketParser;
 import de.thedevstack.conversationsplus.xml.Element;
 import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;
@@ -26,4 +27,56 @@ public class AvatarPacketParser {
         }
         return base64Avatar;
     }
+
+    public static Avatar parseMetadata(Element items) {
+        if (null != items) {
+            Element item = items.findChild("item");
+            if (item == null) {
+                return null;
+            }
+            Element metadata = item.findChild("metadata");
+            if (metadata == null) {
+                return null;
+            }
+            String primaryId = item.getAttribute("id");
+            if (primaryId == null) {
+                return null;
+            }
+            for (Element child : metadata.getChildren()) {
+                if (child.getName().equals("info")
+                        && primaryId.equals(child.getAttribute("id"))) {
+                    Avatar avatar = new Avatar();
+                    String height = child.getAttribute("height");
+                    String width = child.getAttribute("width");
+                    String size = child.getAttribute("bytes");
+                    try {
+                        if (height != null) {
+                            avatar.height = Integer.parseInt(height);
+                        }
+                        if (width != null) {
+                            avatar.width = Integer.parseInt(width);
+                        }
+                        if (size != null) {
+                            avatar.size = Long.parseLong(size);
+                        }
+                    } catch (NumberFormatException e) {
+                        return null;
+                    }
+                    avatar.type = child.getAttribute("type");
+                    String hash = child.getAttribute("id");
+                    if (!Avatar.isValidSHA1(hash)) {
+                        return null;
+                    }
+                    avatar.sha1sum = hash;
+                    avatar.origin = Avatar.Origin.PEP;
+                    return avatar;
+                }
+            }
+        }
+        return null;
+    }
+
+    public static Avatar parseMetadata(IqPacket packet) {
+        return parseMetadata(PubSubPacketParser.findItems(packet));
+    }
 }
-- 
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