Set cookies properly based on domain

Author: DoctorMcKay

index.js

@@ -42,9 +42,17 @@ SteamStore.prototype.setCookie = function(cookie) {
 		this.steamID = new SteamID(cookie.match(/=(\d+)/)[1]);
 	}
 
+	let requestCookie = Request.cookie(cookie);
+
 	let isSecure = !!cookieName.match(/(^steamMachineAuth|^steamLoginSecure$)/);
-	this._jar.setCookie(Request.cookie(cookie), (isSecure ? "https://" : "http://") + "store.steampowered.com");
-	this._jar.setCookie(Request.cookie(cookie), (isSecure ? "https://" : "http://") + "steamcommunity.com");
+	let protocol = isSecure ? 'https' : 'http';
+
+	if (requestCookie.domain) {
+		this._jar.setCookie(requestCookie.clone(), protocol + '://' + requestCookie.domain);
+	} else {
+		this._jar.setCookie(Request.cookie(cookie), protocol + "://store.steampowered.com");
+		this._jar.setCookie(Request.cookie(cookie), protocol + "://steamcommunity.com");
+	}
 };
 
 /**