__( 'Feature a page and display its excerpt and post thumbnail.', 'a-featured-page-widget' ) )
);
}
/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
function widget( $args, $instance ) {
$cache = wp_cache_get( 'a_featured_page_widget', 'widget' );
if ( !is_array($cache) )
$cache = array();
if ( ! isset( $args['widget_id'] ) )
$args['widget_id'] = $this->id;
if ( isset( $cache[ $args['widget_id'] ] ) ) {
echo $cache[ $args['widget_id'] ];
return;
}
ob_start();
extract($args);
if ( isset( $instance['page'] ) && $instance['page'] != -1 ) {
$page_id = (int) $instance['page'];
$page_link = strip_tags( $instance['page-link'] );
$image_size = $instance['image-size'];
$p = new WP_Query( array( 'page_id' => $page_id ) );
if ( $p->have_posts() ) {
$p->the_post();
$title = apply_filters( 'widget_title', empty( $instance['title'] ) ? get_the_title() : $instance['title'], $instance, $this->id_base );
echo $before_widget;
echo $before_title;
echo $title;
echo $after_title;
?>
flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset( $alloptions['a_featured_page_widget'] ) )
delete_option( 'a_featured_page_widget' );
return $instance;
}
function flush_widget_cache() {
wp_cache_delete( 'a_featured_page_widget', 'widget' );
}
function form( $instance ) {
$title = isset( $instance['title'] ) ? strip_tags( $instance['title'] ) : '';
$page = isset( $instance['page'] ) ? (int) $instance['page'] : 0;
$image_size = isset( $instance['image-size'] ) ? strip_tags( $instance['image-size'] ) : 'thumbnail';
$page_link = isset( $instance['page-link'] ) ? strip_tags( $instance['page-link'] ) : __( 'Continue reading', 'a-featured-page-widget' );
?>
tag
$args = array(
'depth' => 0,
'child_of' => 0,
'selected' => $page,
'name' => $this->get_field_name( 'page' ),
'id' => $this->get_field_id( 'page' ),
'show_option_none' => '',
'show_option_no_change' => '',
'option_none_value' => ''
);
extract( $args, EXTR_SKIP );
$pages = get_pages($args);
if ( ! empty( $pages ) ) : ?>