WordPress at a glance
class is not described

WP_Privacy_Requests_Table{} WP 4.9.6

WP_Privacy_Requests_Table class.

No Hooks.

Return

Nothing (null).

Usage

$WP_Privacy_Requests_Table = new WP_Privacy_Requests_Table();
// use class methods

Methods

  1. get_columns()
  2. get_sortable_columns()
  3. get_default_primary_column_name()
  4. get_request_counts()
  5. get_views()
  6. get_bulk_actions()
  7. process_bulk_action()
  8. prepare_items()
  9. column_cb( $item )
  10. column_status( $item )
  11. get_timestamp_as_date( $timestamp )
  12. column_default( $item, $column_name )
  13. column_email( $item )
  14. column_next_steps( $item )
  15. single_row( $item )
  16. embed_scripts()

Code of WP Privacy Requests Table: wp-admin/includes/user.php VER 5.0.3

<?php
abstract class WP_Privacy_Requests_Table extends WP_List_Table {

	/**
	 * Action name for the requests this table will work with. Classes
	 * which inherit from WP_Privacy_Requests_Table should define this.
	 *
	 * Example: 'export_personal_data'.
	 *
	 * @since 4.9.6
	 *
	 * @var string $request_type Name of action.
	 */
	protected $request_type = 'INVALID';

	/**
	 * Post type to be used.
	 *
	 * @since 4.9.6
	 *
	 * @var string $post_type The post type.
	 */
	protected $post_type = 'INVALID';

	/**
	 * Get columns to show in the list table.
	 *
	 * @since 4.9.6
	 *
	 * @return array Array of columns.
	 */
	public function get_columns() {
		$columns = array(
			'cb'                => '<input type="checkbox" />',
			'email'             => __( 'Requester' ),
			'status'            => __( 'Status' ),
			'created_timestamp' => __( 'Requested' ),
			'next_steps'        => __( 'Next Steps' ),
		);
		return $columns;
	}

	/**
	 * Get a list of sortable columns.
	 *
	 * @since 4.9.6
	 *
	 * @return array Default sortable columns.
	 */
	protected function get_sortable_columns() {
		return array();
	}

	/**
	 * Default primary column.
	 *
	 * @since 4.9.6
	 *
	 * @return string Default primary column name.
	 */
	protected function get_default_primary_column_name() {
		return 'email';
	}

	/**
	 * Count number of requests for each status.
	 *
	 * @since 4.9.6
	 *
	 * @return object Number of posts for each status.
	 */
	protected function get_request_counts() {
		global $wpdb;

		$cache_key = $this->post_type . '-' . $this->request_type;
		$counts    = wp_cache_get( $cache_key, 'counts' );

		if ( false !== $counts ) {
			return $counts;
		}

		$query = "
			SELECT post_status, COUNT( * ) AS num_posts
			FROM {$wpdb->posts}
			WHERE post_type = %s
			AND post_name = %s
			GROUP BY post_status";

		$results = (array) $wpdb->get_results( $wpdb->prepare( $query, $this->post_type, $this->request_type ), ARRAY_A );
		$counts  = array_fill_keys( get_post_stati(), 0 );

		foreach ( $results as $row ) {
			$counts[ $row['post_status'] ] = $row['num_posts'];
		}

		$counts = (object) $counts;
		wp_cache_set( $cache_key, $counts, 'counts' );

		return $counts;
	}

	/**
	 * Get an associative array ( id => link ) with the list of views available on this table.
	 *
	 * @since 4.9.6
	 *
	 * @return array Associative array of views in the format of $view_name => $view_markup.
	 */
	protected function get_views() {
		$current_status = isset( $_REQUEST['filter-status'] ) ? sanitize_text_field( $_REQUEST['filter-status'] ) : '';
		$statuses       = _wp_privacy_statuses();
		$views          = array();
		$admin_url      = admin_url( 'tools.php?page=' . $this->request_type );
		$counts         = $this->get_request_counts();

		$current_link_attributes = empty( $current_status ) ? ' class="current" aria-current="page"' : '';
		$views['all']            = '<a href="' . esc_url( $admin_url ) . "\" $current_link_attributes>" . esc_html__( 'All' ) . ' (' . absint( array_sum( (array) $counts ) ) . ')</a>';

		foreach ( $statuses as $status => $label ) {
			$current_link_attributes = $status === $current_status ? ' class="current" aria-current="page"' : '';
			$views[ $status ]        = '<a href="' . esc_url( add_query_arg( 'filter-status', $status, $admin_url ) ) . "\" $current_link_attributes>" . esc_html( $label ) . ' (' . absint( $counts->$status ) . ')</a>';
		}

		return $views;
	}

	/**
	 * Get bulk actions.
	 *
	 * @since 4.9.6
	 *
	 * @return array List of bulk actions.
	 */
	protected function get_bulk_actions() {
		return array(
			'delete' => __( 'Remove' ),
			'resend' => __( 'Resend email' ),
		);
	}

	/**
	 * Process bulk actions.
	 *
	 * @since 4.9.6
	 */
	public function process_bulk_action() {
		$action      = $this->current_action();
		$request_ids = isset( $_REQUEST['request_id'] ) ? wp_parse_id_list( wp_unslash( $_REQUEST['request_id'] ) ) : array();
		
		$count       = 0;

		if ( $request_ids ) {
			check_admin_referer( 'bulk-privacy_requests' );
		}

		switch ( $action ) {
			case 'delete':
				foreach ( $request_ids as $request_id ) {
					if ( wp_delete_post( $request_id, true ) ) {
						$count ++;
					}
				}

				add_settings_error(
					'bulk_action',
					'bulk_action',
					/* translators: %d: number of requests */
					sprintf( _n( 'Deleted %d request', 'Deleted %d requests', $count ), $count ),
					'updated'
				);
				break;
			case 'resend':
				foreach ( $request_ids as $request_id ) {
					$resend = _wp_privacy_resend_request( $request_id );

					if ( $resend && ! is_wp_error( $resend ) ) {
						$count++;
					}
				}

				add_settings_error(
					'bulk_action',
					'bulk_action',
					/* translators: %d: number of requests */
					sprintf( _n( 'Re-sent %d request', 'Re-sent %d requests', $count ), $count ),
					'updated'
				);
				break;
		}
	}

	/**
	 * Prepare items to output.
	 *
	 * @since 4.9.6
	 */
	public function prepare_items() {
		global $wpdb;

		$primary               = $this->get_primary_column_name();
		$this->_column_headers = array(
			$this->get_columns(),
			array(),
			$this->get_sortable_columns(),
			$primary,
		);

		$this->items    = array();
		$posts_per_page = $this->get_items_per_page( $this->request_type . '_requests_per_page' );
		$args           = array(
			'post_type'      => $this->post_type,
			'post_name__in'  => array( $this->request_type ),
			'posts_per_page' => $posts_per_page,
			'offset'         => isset( $_REQUEST['paged'] ) ? max( 0, absint( $_REQUEST['paged'] ) - 1 ) * $posts_per_page : 0,
			'post_status'    => 'any',
			's'              => isset( $_REQUEST['s'] ) ? sanitize_text_field( $_REQUEST['s'] ) : '',
		);

		if ( ! empty( $_REQUEST['filter-status'] ) ) {
			$filter_status       = isset( $_REQUEST['filter-status'] ) ? sanitize_text_field( $_REQUEST['filter-status'] ) : '';
			$args['post_status'] = $filter_status;
		}

		$requests_query = new WP_Query( $args );
		$requests       = $requests_query->posts;

		foreach ( $requests as $request ) {
			$this->items[] = wp_get_user_request_data( $request->ID );
		}

		$this->items = array_filter( $this->items );

		$this->set_pagination_args(
			array(
				'total_items' => $requests_query->found_posts,
				'per_page'    => $posts_per_page,
			)
		);
	}

	/**
	 * Checkbox column.
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item Item being shown.
	 * @return string Checkbox column markup.
	 */
	public function column_cb( $item ) {
		return sprintf( '<input type="checkbox" name="request_id[]" value="%1$s" /><span class="spinner"></span>', esc_attr( $item->ID ) );
	}

	/**
	 * Status column.
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item Item being shown.
	 * @return string Status column markup.
	 */
	public function column_status( $item ) {
		$status        = get_post_status( $item->ID );
		$status_object = get_post_status_object( $status );

		if ( ! $status_object || empty( $status_object->label ) ) {
			return '-';
		}

		$timestamp = false;

		switch ( $status ) {
			case 'request-confirmed':
				$timestamp = $item->confirmed_timestamp;
				break;
			case 'request-completed':
				$timestamp = $item->completed_timestamp;
				break;
		}

		echo '<span class="status-label status-' . esc_attr( $status ) . '">';
		echo esc_html( $status_object->label );

		if ( $timestamp ) {
			echo ' (' . $this->get_timestamp_as_date( $timestamp ) . ')';
		}

		echo '</span>';
	}

	/**
	 * Convert timestamp for display.
	 *
	 * @since 4.9.6
	 *
	 * @param int $timestamp Event timestamp.
	 * @return string Human readable date.
	 */
	protected function get_timestamp_as_date( $timestamp ) {
		if ( empty( $timestamp ) ) {
			return '';
		}

		$time_diff = current_time( 'timestamp', true ) - $timestamp;

		if ( $time_diff >= 0 && $time_diff < DAY_IN_SECONDS ) {
			/* translators: human readable timestamp */
			return sprintf( __( '%s ago' ), human_time_diff( $timestamp ) );
		}

		return date_i18n( get_option( 'date_format' ), $timestamp );
	}

	/**
	 * Default column handler.
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item        Item being shown.
	 * @param string          $column_name Name of column being shown.
	 * @return string Default column output.
	 */
	public function column_default( $item, $column_name ) {
		$cell_value = $item->$column_name;

		if ( in_array( $column_name, array( 'created_timestamp' ), true ) ) {
			return $this->get_timestamp_as_date( $cell_value );
		}

		return $cell_value;
	}

	/**
	 * Actions column. Overridden by children.
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item Item being shown.
	 * @return string Email column markup.
	 */
	public function column_email( $item ) {
		return sprintf( '<a href="%1$s">%2$s</a> %3$s', esc_url( 'mailto:' . $item->email ), $item->email, $this->row_actions( array() ) );
	}

	/**
	 * Next steps column. Overridden by children.
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item Item being shown.
	 */
	public function column_next_steps( $item ) {}

	/**
	 * Generates content for a single row of the table,
	 *
	 * @since 4.9.6
	 *
	 * @param WP_User_Request $item The current item.
	 */
	public function single_row( $item ) {
		$status = $item->status;

		echo '<tr id="request-' . esc_attr( $item->ID ) . '" class="status-' . esc_attr( $status ) . '">';
		$this->single_row_columns( $item );
		echo '</tr>';
	}

	/**
	 * Embed scripts used to perform actions. Overridden by children.
	 *
	 * @since 4.9.6
	 */
	public function embed_scripts() {}
}