Better handling of missing url params

index.php

@@ -8,6 +8,11 @@
 * system.
 */
 
+// If there isn't api key then die
+if (isset($_GET['apikey']) == FALSE){
+	die("Please provide an api key");
+}
+
 // Get the api key the user is trying to use
 $apikey = $_GET['apikey'];
 
@@ -21,6 +26,11 @@ if ( in_array($apikey,$apikeys) == FALSE) {
 
 // If they get here then they are allowed to be here
 
+// If there isn't a postcode provided then die
+if (isset($_GET['postcode']) == FALSE){
+	die("Please provide a postcode");
+}
+
 // Get the postcode they are trying to search for
 $postcode = $_GET['postcode'];