First cut of online presence status for spaces

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@7283 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/web/scripts/ajax/presence.js

@@ -0,0 +1,93 @@
+/*
+* Prerequisites: mootools.v1.11.js
+*/
+var Presence =
+{
+	init: function()
+	{
+      window.contextPath = Presence.getContextPath();
+
+		var users = $$("#presenceContainer .presenceStatus");
+		users.each(function(user, i)
+		{
+			// ajax call to load online status
+			var userDetails = user.attributes["rel"].value.split("|");
+			var proxyURL = window.contextPath + "/ajax/invoke/PresenceProxyBean.proxyRequest";
+			var statusURL = Presence.getStatusURL(userDetails);
+			
+			if (statusURL != "")
+			{
+				var myAjax = new Ajax(proxyURL, {
+					method: 'get',
+					headers: {'If-Modified-Since': 'Sat, 1 Jan 2000 00:00:00 GMT'},
+					onComplete: function(textResponse, xmlResponse)
+					{
+						var statusType = Presence.getStatusType(userDetails[0], textResponse);
+						user.addClass(statusType);
+					}
+				});
+				myAjax.request("url=" + escape(statusURL));
+			}
+			else
+			{
+				user.addClass("unknown");
+			}
+		});
+	},
+	
+   /* Calculates and returns the context path for the current page */
+   getContextPath: function()
+   {
+      var path = window.location.pathname;
+      var idx = path.indexOf("/", 1);
+      var contextPath = "";
+      if (idx != -1)
+      {
+         contextPath = path.substring(0, idx);
+      }
+      else
+      {
+         contextPath = "";
+      }
+   
+      return contextPath;
+   },
+
+	getStatusURL: function(userDetails)
+	{
+		var provider = userDetails[0];
+		var username = userDetails[1];
+		var statusURL = "";
+	
+		switch(provider)
+		{
+			case "skype":
+				statusURL = "http://mystatus.skype.com/" + username + ".txt";
+				break;
+			case "yahoo":
+				statusURL = "http://opi.yahoo.com/online?u=" + username + "&m=t&t=1";
+				break;
+		}
+		
+		return statusURL;
+	},
+	
+	getStatusType: function(provider, response)
+	{
+		var statusType = "unknown";
+	
+		switch(provider)
+		{
+			case "skype":
+				statusType = (response == "Online") ? "online" : "offline";
+				break;
+			case "yahoo":
+				statusType = (response == "01") ? "online" : "offline";
+				break;
+		}
+	
+		return statusType;
+	}
+}
+
+window.addEvent('domready', Presence.init);