'widget-blogsquare-recent widget-posts-thumbnail',
'description' => __( 'Display recent posts with thumbnails.', 'blogsquare' )
);
// Create the widget.
parent::__construct(
'blogsquare-recent', // $this->id_base
__( '» Recent Posts', 'blogsquare' ), // $this->name
$widget_options // $this->widget_options
);
// Flush the transient.
add_action( 'save_post' , array( $this, 'flush_widget_transient' ) );
add_action( 'deleted_post', array( $this, 'flush_widget_transient' ) );
add_action( 'switch_theme', array( $this, 'flush_widget_transient' ) );
}
/**
* Outputs the widget based on the arguments input through the widget controls.
*
* @since 1.0.0
*/
function widget( $args, $instance ) {
// Default value.
$defaults = array(
'title' => '',
'limit' => 6,
'show_number' => true
);
$instance = wp_parse_args( (array) $instance, $defaults );
extract( $args );
// Output the theme's $before_widget wrapper.
echo wp_kses_post( $before_widget );
// If the title not empty, display it.
if ( $instance['title'] ) {
echo wp_kses_post( $before_title ) . wp_kses_post( apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) ) . wp_kses_post( $after_title );
}
// Display the recent posts.
if ( false === ( $recent = get_transient( 'blogsquare_recent_widget_' . $this->id ) ) ) {
// Posts query arguments.
$args = array(
'post_type' => 'post',
'posts_per_page' => $instance['limit'],
);
// The post query
$recent = new WP_Query( $args );
// Store the transient.
set_transient( 'blogsquare_recent_widget_' . $this->id, $recent );
}
global $post;
$i = 1;
if ( $recent->have_posts() ) {
echo '';
}
// Reset the query.
wp_reset_postdata();
// Close the theme's widget wrapper.
echo wp_kses_post( $after_widget );
}
/**
* Updates the widget control options for the particular instance of the widget.
*
* @since 1.0.0
*/
function update( $new_instance, $old_instance ) {
$instance = $new_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['limit'] = (int) $new_instance['limit'];
$instance['show_number'] = isset( $new_instance['show_number'] ) ? (bool) $new_instance['show_number'] : false;
// Delete our transient.
$this->flush_widget_transient();
return $instance;
}
/**
* Flush the transient.
*
* @since 1.0.0
*/
function flush_widget_transient() {
delete_transient( 'blogsquare_recent_widget_' . $this->id );
}
/**
* Displays the widget control options in the Widgets admin screen.
*
* @since 1.0.0
*/
function form( $instance ) {
// Default value.
$defaults = array(
'title' => esc_html__( 'Recent Posts', 'blogsquare' ),
'limit' => 6,
'show_number' => true
);
$instance = wp_parse_args( (array) $instance, $defaults );
?>
id="get_field_id( 'show_number' ) ); ?>" name="get_field_name( 'show_number' ) ); ?>" />