add stripe library status to status report

booking.module

@@ -930,10 +930,47 @@ function booking_mail($key, &$message, $params) {
   }
 
 }
+/**
+ * Implements hook_requirements().
+ */
+function booking_requirements($phase) {
+  $requirements = array();
+  $t = get_t();
+
+	//do a runtime verification that the stripe library is installed
+	if ($phase == 'runtime') {
+		//check that the stripe library is present
+		if (($library = libraries_detect('stripe')) && !empty($library['installed'])) {
+			// The library is installed. Awesome!
+			$requirements['booking_stripe_library'] = array(
+				'title' => $t('Booking Module Libraries'),
+				'description' => $t('Ensure that the stripe module is installed.'),
+				'value' => libraries_info('stripe'),
+				'severity' => REQUIREMENT_OK,
+			);			
+		}
+		else {
+			// Something went wrong. :(
+			// This contains a short status code of what went wrong, such as 'not found'.
+			//$error = $library['error'];
+			// This contains a detailed (localized) error message.
+			$error_message = $library['error message'];
+			$requirements['booking_stripe_library'] = array(
+				'title' => $t('Booking Module Libraries'),
+				'description' => $t('Ensure that the stripe module is installed.'),
+				'value' => $error_message,
+				'severity' => REQUIREMENT_ERROR,
+			);	   
+		}  		
+	}
+
+  return $requirements;
+}
 
 
 /**
  * Function for generating the "lucky number" to be used on the lanyard
+ * @todo move this into a better place. It doesn't belong here
  */
 function booking_generate_luckynumbers() {
 	global $event;
@@ -969,7 +1006,6 @@ function booking_generate_luckynumbers() {
 	drupal_set_message(t('Finished.'));
 
 	return t("<h3>Generate Lucky Numbers</h3>");	 	
-		
 }
 /*
 function booking_form_user_profile_form_alter(&$form, &$form_state) {