<?php

require_once(__DIR__ . '/wp-load.php');
$eventId = isset($_GET['eventID'])?$_GET['eventID']:'';
$keywords = isset($_GET['keywords'])?$_GET['keywords']:'';
if ($eventId!='') {
    $args = array();
    $args['post_type']  = 'event';
    $args['meta_query'] = array();
    $args['meta_query'][] = array('key' => 'oldId', 'value' => $eventId, 'compare' => '=');
    $query = new WP_Query($args);
    if ($query->have_posts()) {
        $event = $query->the_post();
        wp_redirect(get_permalink($event->ID), 301);
    } else {
        wp_redirect(get_term_link(EVENTS_CATEGORY_ID, 'event_category'));
    }
} elseif($keywords!='') {
    wp_redirect(get_term_link(EVENTS_CATEGORY_ID, 'event_category').'?keywords='.$keywords);
} else {
    wp_redirect(get_term_link(EVENTS_CATEGORY_ID, 'event_category'));
}