'moesia_latest_news_widget', 'description' => __( 'Show the latest news from your blog.', 'moesia') );
parent::WP_Widget(false, $name = __('Moesia FP: Latest News', 'moesia'), $widget_ops);
$this->alt_option_name = 'moesia_latest_news_widget';
add_action( 'save_post', array($this, 'flush_widget_cache') );
add_action( 'deleted_post', array($this, 'flush_widget_cache') );
add_action( 'switch_theme', array($this, 'flush_widget_cache') );
}
// widget form creation
function form($instance) {
// Check values
$title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
$category = isset( $instance['category'] ) ? esc_attr( $instance['category'] ) : '';
$see_all_text = isset( $instance['see_all_text'] ) ? esc_html( $instance['see_all_text'] ) : '';
$image_uri = isset( $instance['image_uri'] ) ? esc_url_raw( $instance['image_uri'] ) : '';
?>
';
endif;
?>
flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset($alloptions['moesia_latest_news']) )
delete_option('moesia_latest_news');
return $instance;
}
function flush_widget_cache() {
wp_cache_delete('moesia_latest_news', 'widget');
}
// display widget
function widget($args, $instance) {
$cache = array();
if ( ! $this->is_preview() ) {
$cache = wp_cache_get( 'moesia_latest_news', '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);
$title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : __( 'Latest news', 'moesia' );
/** This filter is documented in wp-includes/default-widgets.php */
$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
$category = isset( $instance['category'] ) ? esc_attr($instance['category']) : '';
$see_all_text = isset( $instance['see_all_text'] ) ? esc_html($instance['see_all_text']) : __( 'See all our news', 'moesia' );
$image_uri = isset( $instance['image_uri'] ) ? esc_url($instance['image_uri']) : '';
/**
* Filter the arguments for the Recent Posts widget.
*
* @since 3.4.0
*
* @see WP_Query::get_posts()
*
* @param array $args An array of arguments used to retrieve the recent posts.
*/
$r = new WP_Query( apply_filters( 'widget_posts_args', array(
'no_found_rows' => true,
'post_status' => 'publish',
'posts_per_page' => 3,
'category_name' => $category
) ) );
if ($r->have_posts()) :
?>
' . $title . '' . $after_title; ?>
have_posts() ) : $r->the_post(); ?>