1 files changed, 23 insertions, 9 deletions
diff --git a/Swift/Controllers/Contact.h b/Swift/Controllers/Contact.h
index 039cd23..47dda43 100644
--- a/Swift/Controllers/Contact.h
+++ b/Swift/Controllers/Contact.h
@@ -4,8 +4,16 @@
  * See Documentation/Licenses/BSD-simplified.txt for more information.
  */
 
+/*
+ * Copyright (c) 2014-2016 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
 #pragma once
 
+#include <memory>
+
 #include <boost/filesystem/path.hpp>
 
 #include <Swiften/Elements/StatusShow.h>
@@ -13,16 +21,22 @@
 
 namespace Swift {
 
-class Contact {
-	public:
-		Contact();
-		Contact(const std::string& name, const JID& jid, StatusShow::Type statusType, const boost::filesystem::path& path);
+class Contact : public std::enable_shared_from_this<Contact> {
+    public:
+        typedef std::shared_ptr<Contact> ref;
+
+        Contact();
+        Contact(const std::string& name, const JID& jid, StatusShow::Type statusType, const boost::filesystem::path& path);
+
+        static bool lexicographicalSortPredicate(const Contact::ref& a, const Contact::ref& b);
+        static bool equalityPredicate(const Contact::ref& a, const Contact::ref& b);
+        static bool sortPredicate(const Contact::ref& a, const Contact::ref& b, const std::string& search);
 
-	public:
-		std::string name;
-		JID jid;
-		StatusShow::Type statusType;
-		boost::filesystem::path avatarPath;
+    public:
+        std::string name;
+        JID jid;
+        StatusShow::Type statusType;
+        boost::filesystem::path avatarPath;
 };
 
 }