<?php
class CPAC_Column_Post_Child_Pages extends CPAC_Column {

	public function init() {

		parent::init();

		// Properties
		$this->properties['type']	 	= 'column-child-pages';
		$this->properties['label']	 	= __( 'Child Pages', 'codepress-admin-columns' );
	}

	public function get_value( $post_id ) {
		$titles = array();

		// display title with link
		if ( $ids = $this->get_raw_value( $post_id ) ) {
			foreach ( $ids as $id ) {

				$link = get_edit_post_link( $id );
				if ( $title = $this->get_post_title( $id ) ){
					$title = $link ? "<a href='{$link}'>{$title}</a>" : $title;
					$titles[] = $title . "<br/>";
				}
			}
		}
		return implode( $titles );

	}

	public function get_raw_value( $post_id ) {

		$ids = get_posts( array(
			'post_type' => $this->storage_model->post_type,
			'post_parent' => $post_id,
			'fields' => 'ids' ,
			'posts_per_page' => -1
		) );

		return $ids;
	}

	public function apply_conditional() {
		return is_post_type_hierarchical( $this->storage_model->post_type ) || post_type_supports( $this->storage_model->post_type, 'page-attributes' );
	}

}