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<?php
/**
* Collections widget class.
*
* @author ThimPress
* @package LearnPress/Collections/Classes
* @version 3.0.1
*/
// Prevent loading this file directly
use LearnPressCollection\Filters\CollectionFilter;
use LearnPressCollection\Models\CollectionPostModel;
defined( 'ABSPATH' ) || exit;
if ( ! class_exists( 'LP_Collections_Widget' ) ) {
/**
* Adds LP_Collections_Widget widget.
*/
class LP_Collections_Widget extends WP_Widget {
/**
* Register widget with WordPress.
*/
public function __construct() {
parent::__construct(
'collection_widget',
__( 'Courses Collections', 'learnpress-collections' ),
array( 'description' => __( 'Display course collections', 'learnpress-collections' ) )
);
}
/**
* Front-end display
*
* @param array $args
* @param array $instance
*
* @throws Exception
*/
public function widget( $args, $instance ) {
try {
echo $args['before_widget'];
if ( ! empty( $instance['title'] ) ) {
echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'] ) . $args['after_title'];
}
// Query collections
$lp_post_db = LP_Post_DB::getInstance();
$filter = new CollectionFilter();
$filter->only_fields = [ 'ID' ];
$filter->post_status = [ 'publish' ];
$filter->query_count = false;
$filter->limit = $instance['number'] ?? LP_Settings::instance()->get( 'collections.per_page', 10 );
$total_rows = 0;
$collections = $lp_post_db->get_posts( $filter, $total_rows );
// The Loop
if ( $collections ) {
echo '<ul class="learn-press-collection-widget">';
foreach ( $collections as $collection ) {
$collectionPostModel = CollectionPostModel::find( $collection->ID, true );
if ( ! $collectionPostModel ) {
continue;
}
echo '<li>';
echo sprintf(
'<a href="%s">%s</a>',
esc_url( $collectionPostModel->get_permalink() ),
$collectionPostModel->get_the_title()
);
echo '</li>';
}
echo '</ul>';
}
echo $args['after_widget'];
} catch ( Throwable $e ) {
LP_Debug::error_log( $e );
}
}
/**
* Form.
*
* @param array $instance
*
* @return string|void
*/
public function form( $instance ) {
$title = ! empty( $instance['title'] ) ? $instance['title'] : __( 'Collections', 'learnpress-collections' );
$number = ! empty( $instance['number'] ) ? $instance['number'] : '5';
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'learnpress-collections' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>"
name="<?php echo $this->get_field_name( 'title' ); ?>" type="text"
value="<?php echo esc_attr( $title ); ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id( 'number' ); ?>"><?php _e( 'Number of collections to show:', 'learnpress-collections' ); ?></label>
<input type="text" size="3" value="<?php echo esc_attr( $number ); ?>"
id="<?php echo $this->get_field_id( 'number' ); ?>"
name="<?php echo $this->get_field_name( 'number' ); ?>">
</p>
<?php
}
/**
* Sanitize widget form values as they are saved.
*
* @param array $new_instance
* @param array $old_instance
*
* @return array
*/
public function update( $new_instance, $old_instance ) {
$instance = array();
$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : '';
$instance['number'] = ( ! empty( $new_instance['number'] ) ) ? strip_tags( $new_instance['number'] ) : '';
return $instance;
}
}
}
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