abstract-class-wc-admin-list-table.php
<?php
/**
* List tables.
*
* @package WooCommerce\Admin
* @version 3.3.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( class_exists( 'WC_Admin_List_Table', false ) ) {
return;
}
/**
* WC_Admin_List_Table Class.
*/
abstract class WC_Admin_List_Table {
/**
* Post type.
*
* @var string
*/
protected $list_table_type = '';
/**
* Object being shown on the row.
*
* @var object|null
*/
protected $object = null;
/**
* Constructor.
*/
public function __construct() {
if ( $this->list_table_type ) {
add_action( 'manage_posts_extra_tablenav', array( $this, 'maybe_render_blank_state' ) );
add_filter( 'view_mode_post_types', array( $this, 'disable_view_mode' ) );
add_action( 'restrict_manage_posts', array( $this, 'restrict_manage_posts' ) );
add_filter( 'request', array( $this, 'request_query' ) );
add_filter( 'post_row_actions', array( $this, 'row_actions' ), 100, 2 );
add_filter( 'default_hidden_columns', array( $this, 'default_hidden_columns' ), 10, 2 );
add_filter( 'list_table_primary_column', array( $this, 'list_table_primary_column' ), 10, 2 );
add_filter( 'manage_edit-' . $this->list_table_type . '_sortable_columns', array( $this, 'define_sortable_columns' ) );
add_filter( 'manage_' . $this->list_table_type . '_posts_columns', array( $this, 'define_columns' ) );
add_filter( 'bulk_actions-edit-' . $this->list_table_type, array( $this, 'define_bulk_actions' ) );
add_action( 'manage_' . $this->list_table_type . '_posts_custom_column', array( $this, 'render_columns' ), 10, 2 );
add_filter( 'handle_bulk_actions-edit-' . $this->list_table_type, array( $this, 'handle_bulk_actions' ), 10, 3 );
}
}
/**
* Show blank slate.
*
* @param string $which String which tablenav is being shown.
*/
public function maybe_render_blank_state( $which ) {
global $post_type;
if ( $post_type === $this->list_table_type && 'bottom' === $which ) {
$counts = (array) wp_count_posts( $post_type );
unset( $counts['auto-draft'] );
$count = array_sum( $counts );
if ( 0 < $count ) {
return;
}
$this->render_blank_state();
echo '<style type="text/css">#posts-filter .wp-list-table, #posts-filter .tablenav.top, .tablenav.bottom .actions, .wrap .subsubsub { display: none; } #posts-filter .tablenav.bottom { height: auto; } </style>';
}
}
/**
* Render blank state. Extend to add content.
*/
protected function render_blank_state() {}
/**
* Removes this type from list of post types that support "View Mode" switching.
* View mode is seen on posts where you can switch between list or excerpt. Our post types don't support
* it, so we want to hide the useless UI from the screen options tab.
*
* @param array $post_types Array of post types supporting view mode.
* @return array Array of post types supporting view mode, without this type.
*/
public function disable_view_mode( $post_types ) {
unset( $post_types[ $this->list_table_type ] );
return $post_types;
}
/**
* See if we should render search filters or not.
*/
public function restrict_manage_posts() {
global $typenow;
if ( $this->list_table_type === $typenow ) {
$this->render_filters();
}
}
/**
* Handle any filters.
*
* @param array $query_vars Query vars.
* @return array
*/
public function request_query( $query_vars ) {
global $typenow;
if ( $this->list_table_type === $typenow ) {
return $this->query_filters( $query_vars );
}
return $query_vars;
}
/**
* Render any custom filters and search inputs for the list table.
*/
protected function render_filters() {}
/**
* Handle any custom filters.
*
* @param array $query_vars Query vars.
* @return array
*/
protected function query_filters( $query_vars ) {
return $query_vars;
}
/**
* Set row actions.
*
* @param array $actions Array of actions.
* @param WP_Post $post Current post object.
* @return array
*/
public function row_actions( $actions, $post ) {
if ( $this->list_table_type === $post->post_type ) {
return $this->get_row_actions( $actions, $post );
}
return $actions;
}
/**
* Get row actions to show in the list table.
*
* @param array $actions Array of actions.
* @param WP_Post $post Current post object.
* @return array
*/
protected function get_row_actions( $actions, $post ) {
return $actions;
}
/**
* Adjust which columns are displayed by default.
*
* @param array $hidden Current hidden columns.
* @param object $screen Current screen.
* @return array
*/
public function default_hidden_columns( $hidden, $screen ) {
if ( isset( $screen->id ) && 'edit-' . $this->list_table_type === $screen->id ) {
$hidden = array_merge( $hidden, $this->define_hidden_columns() );
}
return $hidden;
}
/**
* Set list table primary column.
*
* @param string $default Default value.
* @param string $screen_id Current screen ID.
* @return string
*/
public function list_table_primary_column( $default, $screen_id ) {
if ( 'edit-' . $this->list_table_type === $screen_id && $this->get_primary_column() ) {
return $this->get_primary_column();
}
return $default;
}
/**
* Define primary column.
*
* @return array
*/
protected function get_primary_column() {
return '';
}
/**
* Define hidden columns.
*
* @return array
*/
protected function define_hidden_columns() {
return array();
}
/**
* Define which columns are sortable.
*
* @param array $columns Existing columns.
* @return array
*/
public function define_sortable_columns( $columns ) {
return $columns;
}
/**
* Define which columns to show on this screen.
*
* @param array $columns Existing columns.
* @return array
*/
public function define_columns( $columns ) {
return $columns;
}
/**
* Define bulk actions.
*
* @param array $actions Existing actions.
* @return array
*/
public function define_bulk_actions( $actions ) {
return $actions;
}
/**
* Pre-fetch any data for the row each column has access to it.
*
* @param int $post_id Post ID being shown.
*/
protected function prepare_row_data( $post_id ) {}
/**
* Render individual columns.
*
* @param string $column Column ID to render.
* @param int $post_id Post ID being shown.
*/
public function render_columns( $column, $post_id ) {
$this->prepare_row_data( $post_id );
if ( ! $this->object ) {
return;
}
if ( is_callable( array( $this, 'render_' . $column . '_column' ) ) ) {
$this->{"render_{$column}_column"}();
}
}
/**
* Handle bulk actions.
*
* @param string $redirect_to URL to redirect to.
* @param string $action Action name.
* @param array $ids List of ids.
* @return string
*/
public function handle_bulk_actions( $redirect_to, $action, $ids ) {
return esc_url_raw( $redirect_to );
}
}
