'themeidol-ajaxsearch-widget', 'description' => __( 'Search form with AJAX results', 'themeidol-all-widget' ) )
);
add_action( 'init', array( $this, 'themeidol_ajaxsearch_register_script' ) ) ;
// Register site styles and scripts
add_action( 'wp_enqueue_scripts', array( $this, 'register_widget_styles' ) );
// only load scripts when an instance is active
if ( is_active_widget( false, false, $this->id_base ) && !is_admin() )
add_action( 'wp_footer', array( $this, 'themeidolasw_print_script' ) );
add_action( 'wp_ajax_themeidolasw', array( $this, 'themeidolasw_ajax' ) );
add_action( 'wp_ajax_nopriv_themeidolasw', array( $this, 'themeidolasw_ajax' ) );
// Refreshing the widget's cached output with each new post
add_action( 'save_post', array( $this, 'flush_widget_cache' ) );
add_action( 'deleted_post', array( $this, 'flush_widget_cache' ) );
add_action( 'delete_attachment', array( $this, 'flush_group_cache' ) );
add_action( 'switch_theme', array( $this, 'flush_widget_cache' ) );
}
/**
* widget
*
* Output the widget
*
* @return void
*/
function widget( $args, $instance ) {
// Check if there is a cached output
$cache = (array) wp_cache_get( 'themeidol-ajaxsearch', 'widget' );
if(!is_array($cache)) $cache = array();
if(isset($cache[$args['widget_id']])){
echo $cache[$args['widget_id']];
return;
}
ob_start();
extract( $args, EXTR_SKIP );
$title = empty( $instance['title'] ) ? '' : apply_filters( 'widget_title', esc_attr($instance['title']) );
$username = empty( $instance['username'] ) ? '' : esc_attr($instance['username']);
$limit = empty( $instance['number'] ) ? 10 : esc_attr($instance['number']);
// Adding the custom class idol-widget for default widget class
if (strpos($before_widget, 'widget ') !== false) {
$before_widget = preg_replace('/widget /', "idol-widget ", $before_widget, 1);
}
echo $before_widget;
if ( !empty( $title ) ) { echo $before_title . $title . $after_title; };
do_action( 'wpasw_before_widget', $instance );
get_search_form( true );
?> __( 'Search', 'themeidol-all-widget' ), 'number' => 10 ) );
$title = esc_attr( $instance['title'] );
$number = absint( $instance['number'] );
?>
add_query_arg( array( 'action' => 'themeidolasw', '_wpnonce' => wp_create_nonce( 'themeidolasw' ) ), untrailingslashit( set_url_scheme( admin_url( 'admin-ajax.php' ) ) ) ),
) );
}
/**
* Registers and enqueues widget-specific styles.
*/
public function register_widget_styles() {
wp_enqueue_style( 'themeidol-ajaxsearch', THEMEIDOL_WIDGET_CSS_URL.'search-style.css');
} // end register_widget_styles
/**
* wpasw_print_script
*
* Output JS only when widget in use on page
*
* @return void
*/
function themeidolasw_print_script() {
wp_print_scripts( 'themeidolasw' );
}
/**
* ajax
*
* Handle the search request
*
* @return string
*/
function themeidolasw_ajax() {
// verify the nonce
if ( wp_verify_nonce( $_REQUEST['_wpnonce'], 'themeidolasw' ) ) {
// clean up the query
$s = trim( stripslashes( $_POST['s'] ) );
// cancel if no search term is set
if ( !$s ) die();
// get the settings for this widget instance
$instance = $this->get_settings();
if ( array_key_exists( $this->number, $instance ) ) {
$instance = $instance[$this->number];
}
do_action( 'themeidolasw_before_results' );
// set the query limit
$limit = empty( $instance['number'] ) ? 10: $instance['number'];
$query_args = apply_filters( 'themeidolasw_query', array( 's' => $s, 'post_status' => 'publish', 'posts_per_page' => $limit ), $s, $limit );
$search = new WP_Query( $query_args );
if ( $search->have_posts() ) :
?>have_posts() ) : $search->the_post();
?>
- >
max_num_pages > 1 ) {
?>