From c31101dd6458225a007466a3d58a2f4b591c684f Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel.gultsch@rwth-aachen.de>
Date: Sun, 9 Feb 2014 00:47:11 +0100
Subject: presences are now somewhat stored and displayed to the user via the
 contact details action.

---
 src/de/gultsch/chat/entities/Presences.java | 76 +++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 src/de/gultsch/chat/entities/Presences.java

(limited to 'src/de/gultsch/chat/entities/Presences.java')

diff --git a/src/de/gultsch/chat/entities/Presences.java b/src/de/gultsch/chat/entities/Presences.java
new file mode 100644
index 000000000..aabc84404
--- /dev/null
+++ b/src/de/gultsch/chat/entities/Presences.java
@@ -0,0 +1,76 @@
+package de.gultsch.chat.entities;
+
+import java.util.Hashtable;
+import java.util.Iterator;
+import java.util.Map.Entry;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+public class Presences {
+
+	public static final int CHAT = -1;
+	public static final int ONLINE = 0;
+	public static final int AWAY = 1;
+	public static final int XA = 2;
+	public static final int DND = 3;
+	public static final int OFFLINE = 4;
+	
+	private Hashtable<String, Integer> presences = new Hashtable<String, Integer>();
+
+	public Hashtable<String, Integer> getPresences() {
+		return this.presences;
+	}
+
+	public void updatePresence(String resource, int status) {
+		this.presences.put(resource, status);
+	}
+
+	public void removePresence(String resource) {
+		this.presences.remove(resource);
+	}
+	
+	public int getMostAvailableStatus() {
+		int status = OFFLINE;
+		Iterator<Entry<String, Integer>> it = presences.entrySet().iterator();
+		while (it.hasNext()) {
+			Entry<String, Integer> entry = it.next();
+			if (entry.getValue()<status) status = entry.getValue();
+		}
+		return status;
+	}
+
+	public String toJsonString() {
+		JSONArray json = new JSONArray();
+		Iterator<Entry<String, Integer>> it = presences.entrySet().iterator();
+
+		while (it.hasNext()) {
+			Entry<String, Integer> entry = it.next();
+			JSONObject jObj = new JSONObject();
+			try {
+				jObj.put("resource", entry.getKey());
+				jObj.put("status", entry.getValue());
+			} catch (JSONException e) {
+
+			}
+			json.put(jObj);
+		}
+		return json.toString();
+	}
+
+	public static Presences fromJsonString(String jsonString) {
+		Presences presences = new Presences();
+		try {
+			JSONArray json = new JSONArray(jsonString);
+			for (int i = 0; i < json.length(); ++i) {
+				JSONObject jObj = json.getJSONObject(i);
+				presences.updatePresence(jObj.getString("resource"),
+						jObj.getInt("status"));
+			}
+		} catch (JSONException e1) {
+			
+		}
+		return presences;
+	}
+}
-- 
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