function wpv_filter_make_intersection_filters()
{
    if (!current_user_can('manage_options')) {
        die("Security check");
    }
    if (!wp_verify_nonce($_POST["nonce"], 'wpv_view_make_intersection_filters')) {
        die("Security check");
    }
    if (!isset($_POST["id"]) || !is_numeric($_POST["id"]) || intval($_POST['id']) < 1) {
        die("Security check");
    }
    $view_array = get_post_meta($_POST["id"], '_wpv_settings', true);
    $view_array['taxonomy_relationship'] = 'AND';
    $view_array['custom_fields_relationship'] = 'AND';
    $view_array['usermeta_fields_relationship'] = 'AND';
    update_post_meta($_POST["id"], '_wpv_settings', $view_array);
    do_action('wpv_action_wpv_save_item', $_POST["id"]);
    $return_result = array();
    // Filters list
    $filters_list = '';
    ob_start();
    wpv_display_filters_list($view_array['query_type'][0], $view_array);
    $filters_list = ob_get_contents();
    ob_end_clean();
    $return_result['wpv_filter_update_filters_list'] = $filters_list;
    $return_result['success'] = $_POST['id'];
    echo json_encode($return_result);
    die;
}
function wpv_remove_filter_missing_callback() {
	if ( ! current_user_can( 'manage_options' ) ) {
		$data = array(
			'type' => 'capability',
			'message' => __( 'You do not have permissions for that.', 'wpv-views' )
		);
		wp_send_json_error( $data );
	}
	if ( 
		! isset( $_POST["wpnonce"] )
		|| ! wp_verify_nonce( $_POST["wpnonce"], 'wpv_view_filter_missing_delete' ) 
	) {
		$data = array(
			'type' => 'nonce',
			'message' => __( 'Your security credentials have expired. Please reload the page to get new ones.', 'wpv-views' )
		);
		wp_send_json_error( $data );
	}
	if (
		! isset( $_POST["id"] )
		|| ! is_numeric( $_POST["id"] )
		|| intval( $_POST['id'] ) < 1 
	) {
		$data = array(
			'type' => 'id',
			'message' => __( 'Wrong or missing ID.', 'wpv-views' )
		);
		wp_send_json_error( $data );
	}
	$view_array = get_post_meta( $_POST["id"], '_wpv_settings', true );
	if ( 
		isset( $_POST['cf'] ) 
		&& is_array( $_POST['cf'] ) 
	) {
		foreach ( $_POST['cf'] as $field ) {
			$field = sanitize_text_field( $field );
			$to_delete = array(
				'custom-field-' . $field . '_compare',
				'custom-field-' . $field . '_type',
				'custom-field-' . $field . '_value',
				'custom-field-' . $field . '_relationship'
			);
			foreach ( $to_delete as $slug ) {
				if ( isset( $view_array[$slug] ) ) {
					unset( $view_array[$slug] );
				}
			}
		}
	}
	if ( 
		isset( $_POST['tax'] ) 
		&& is_array( $_POST['tax'] ) 
	) {
		foreach ( $_POST['tax'] as $tax_name ) {
			$tax_name = sanitize_text_field( $tax_name );
			$to_delete = array(
					'tax_'.$tax_name.'_relationship' ,
					'taxonomy-'.$tax_name.'-attribute-url',
				//	'taxonomy-'.$tax_name.'-attribute-url-format',
				);
			foreach ( $to_delete as $slug ) {
				if ( isset( $view_array[$slug] ) ) {
					unset( $view_array[$slug] );
				}
			}
		}
	}
	if ( 
		isset( $_POST['rel'] ) 
		&& is_array( $_POST['rel'] ) 
		&& ! empty( $_POST['rel'] ) 
	) {
		$to_delete = array(
			'post_relationship_mode',
			'post_relationship_shortcode_attribute',
			'post_relationship_url_parameter',
			'post_relationship_id',
			'post_relationship_url_tree',
		);

		foreach ( $to_delete as $slug ) {
			if ( isset( $view_array[$slug] ) ) {
				unset( $view_array[$slug] );
			}
		}
	}
	if ( 
		isset( $_POST['search'] ) 
		&& is_array( $_POST['search'] ) 
		&& ! empty( $_POST['search'] ) 
	) {
		$to_delete = array(
			'search_mode',
			'post_search_value',
			'post_search_content',
		);

		foreach ( $to_delete as $slug ) {
			if ( isset( $view_array[$slug] ) ) {
				unset( $view_array[$slug] );
			}
		}
	}
	update_post_meta( $_POST["id"], '_wpv_settings', $view_array );
	do_action( 'wpv_action_wpv_save_item', $_POST["id"] );
	// Filters list
	ob_start();
	wpv_display_filters_list( $view_array['query_type'][0], $view_array );
	$filters_list = ob_get_contents();
	ob_end_clean();
	$data = array(
		'id' => $_POST["id"],
		'updated_filters_list' => $filters_list,
		'message' => __( 'Success', 'wpv-views' )
	);
	wp_send_json_success( $data );
}