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<?php
namespace Barn2\Plugin\Document_Library_Pro\Grid;
use Barn2\Plugin\Document_Library_Pro\Posts_Table_Pro\Table_Query;
/**
* Handles the query for a Document_Grid;
*
* @package Barn2\document-library-pro
* @author Barn2 Plugins <support@barn2.com>
* @license GPL-3.0
* @copyright Barn2 Media Ltd
*/
class Grid_Query extends Table_Query {
private $max_num_pages = null;
private $current_page = null;
/**
* Constructor.
*
* @param mixed $args
*/
public function __construct( $args ) { // phpcs:ignore Generic.CodeAnalysis.UselessOverridingMethod.Found
parent::__construct( $args );
}
/**
* Filter the wp_posts columns for the query.
*
* @param mixed $fields
* @param mixed $query
* @return mixed
*/
public function filter_wp_posts_selected_columns( $fields, $query ) {
global $wpdb;
if ( "{$wpdb->posts}.*" !== $fields ) {
return $fields;
}
$grid_content = array_keys(
array_filter(
$this->args->grid_content,
function( $value ) {
return $value === '1';
}
)
);
if ( $grid_content ) {
$posts_columns = [
'ID',
'post_author',
'post_date',
'post_date_gmt',
'post_title',
'post_status',
'comment_status',
'ping_status',
'post_password',
'post_name',
'to_ping',
'pinged',
'post_modified',
'post_modified_gmt',
'post_content_filtered',
'post_parent',
'guid',
'menu_order',
'post_type',
'post_mime_type',
'comment_count'
];
// Only select post_excerpt and post content if it's definitely needed
if ( in_array( 'excerpt', $grid_content, true ) ) {
$posts_columns[] = 'post_excerpt';
$posts_columns[] = 'post_content';
}
$fields = sprintf( implode( ', ', array_map( [ self::class, 'array_map_prefix_column' ], $posts_columns ) ), $wpdb->posts );
}
return $fields;
}
/**
* Get the total number of pages.
*
* @return int|string
*/
public function get_max_num_pages() {
if ( is_numeric( $this->max_num_pages ) ) {
return $this->max_num_pages;
}
$this->max_num_pages = (int) ceil( $this->get_total_filtered_posts() / $this->args->rows_per_page );
return $this->max_num_pages;
}
/**
* Get the current page.
*
* @return int|string
*/
public function get_current_page() {
if ( is_numeric( $this->current_page ) ) {
return $this->current_page;
}
$this->current_page = $this->args->offset >= $this->get_total_filtered_posts() ? -1 : intval( $this->args->offset / $this->args->rows_per_page ) + 1;
return $this->current_page;
}
/**
* Is the query filtered by the user on the frontend.
*/
public function is_filtered_frontend() {
return ! empty( $this->args->user_search_term );
}
/**
* Array map callback to prefix column.
*
* @param string $n
* @return string
*/
private static function array_map_prefix_column( $n ) {
return '%1$s.' . $n;
}
}