Sametime presence utilities

gistfile1.js

var Instant = {};

// Function to detect Sametime Connect client presence
Instant.detectClient = function () {
	if ( self.getstatus ) {
		return true;
	} else {
		return false;
	}
};

// Start chat depending on presence
Instant.startChat = function (stid) {
	// Check presence of user to determine how to start chat
	if (Instant.detectPresenceOfUser(stid)) {
		Instant.launchSametimeConversation(stid); // Sametime can see the user, start Sametime chat
	} else {
		Instant.launchWebConversation(stid); // Sametime can't see the user, start web client
	}			
};

// Function to launch a conversation using Sametime Connect client.
// Pass in the user/queue to start a conversation with.
Instant.launchSametimeConversation = function (stid) {
	var imgObj = new Image();
	imgObj.src = 'http://localhost:59449/stwebapi/chat/' + stid;
};

// Start a conversation using the web client
// Pass in the user/queue to start a conversation with.
Instant.launchWebConversation = function (stid) {
       // Web chat launch code would go here
};

// Detect presence of watched Sametime users
Instant.detectPresenceOfUser = function (stid) {
	user = stid.toLowerCase(); // Convert stid variable to lower case for switch statement
        var liveNames = sametime_livenames;
        var detected = false;

        if (liveNames === null || liveNames === undefined) {
            return detected;
        }
        else {
            var i = 0;
            for (i = 0; i < liveNames.length; i++) {
                if (liveNames[i]._username.toLowerCase() == user) {
                    if (typeof liveNames[i]._properties == "undefined") {
                        detected = false;
                    }
                    else {
                        detected = true;
                    }
                    break;
                }
            }
            return detected;
        }
};