Get Overwolf App Directory (using IO Plugin)

get_app_directory.js

// add 'Extensions' to manifest permission object
// have one of the two IO Plugins available as pluginIO
var getMyWebAppDirectory = function(callback) {
			var mypath = pluginIO().LOCALAPPDATA + "\\Overwolf\\Extensions";

			var fallback = function() {
				var pluginStr = window.location.host;
				pluginStr = pluginStr.replace("Window_Extension_", "");

				var index = pluginStr.lastIndexOf("_");
				if (index != -1) {
					pluginStr = pluginStr.slice(0,index);
				}

				mypath += "\\" + pluginStr + "\\" + "1.0.0";
			}

			overwolf.extensions.current.getManifest(function(manifestObj) {
				if (typeof manifestObj === "undefined") {
					console.error("Could not get Manifest.");
					fallback();
				} else if (typeof manifestObj.UID === "undefined") {
					console.error("Manifest has no UID.");
					fallback();
				} else if (typeof manifestObj.meta === "undefined") {
					console.error("Manifest has no meta object.");
					fallback();
				} else {
					mypath += "\\" + manifestObj.UID + "\\" + manifestObj.meta.version;
				}

				pluginIO().isDirectory( 
					mypath, 
					function(status) {
						callback(mypath, status);
					}
				);
			});
		}