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1a28ec87e1
Prior to about 2013, many class methods lacked even access modifiers which made the `@access` notations that much more useful. Now that we've gotten to a point where the codebase is more mature from a maintenance perspective and we can finally remove these notations. Notable exceptions to this change include standalone functions notated as private as well as some classes still considered to represent "private" APIs. See #41452. Built from https://develop.svn.wordpress.org/trunk@41161 git-svn-id: http://core.svn.wordpress.org/trunk@41001 1a063a9b-81f0-0310-95a4-ce76da25c4cd
1324 lines
36 KiB
PHP
1324 lines
36 KiB
PHP
<?php
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/**
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* Administration API: WP_List_Table class
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*
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* @package WordPress
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* @subpackage List_Table
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* @since 3.1.0
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*/
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/**
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* Base class for displaying a list of items in an ajaxified HTML table.
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*
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* @since 3.1.0
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* @access private
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*/
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class WP_List_Table {
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/**
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* The current list of items.
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*
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* @since 3.1.0
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* @var array
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*/
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public $items;
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/**
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* Various information about the current table.
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*
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* @since 3.1.0
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* @var array
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*/
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protected $_args;
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/**
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* Various information needed for displaying the pagination.
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*
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* @since 3.1.0
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* @var array
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*/
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protected $_pagination_args = array();
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/**
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* The current screen.
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*
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* @since 3.1.0
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* @var object
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*/
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protected $screen;
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/**
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* Cached bulk actions.
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*
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* @since 3.1.0
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* @var array
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*/
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private $_actions;
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/**
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* Cached pagination output.
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*
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* @since 3.1.0
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* @var string
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*/
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private $_pagination;
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/**
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* The view switcher modes.
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*
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* @since 4.1.0
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* @var array
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*/
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protected $modes = array();
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/**
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* Stores the value returned by ->get_column_info().
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*
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* @since 4.1.0
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* @var array
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*/
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protected $_column_headers;
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/**
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* {@internal Missing Summary}
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*
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* @var array
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*/
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protected $compat_fields = array( '_args', '_pagination_args', 'screen', '_actions', '_pagination' );
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/**
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* {@internal Missing Summary}
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*
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* @var array
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*/
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protected $compat_methods = array( 'set_pagination_args', 'get_views', 'get_bulk_actions', 'bulk_actions',
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'row_actions', 'months_dropdown', 'view_switcher', 'comments_bubble', 'get_items_per_page', 'pagination',
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'get_sortable_columns', 'get_column_info', 'get_table_classes', 'display_tablenav', 'extra_tablenav',
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'single_row_columns' );
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/**
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* Constructor.
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*
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* The child class should call this constructor from its own constructor to override
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* the default $args.
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*
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* @since 3.1.0
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*
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* @param array|string $args {
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* Array or string of arguments.
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*
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* @type string $plural Plural value used for labels and the objects being listed.
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* This affects things such as CSS class-names and nonces used
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* in the list table, e.g. 'posts'. Default empty.
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* @type string $singular Singular label for an object being listed, e.g. 'post'.
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* Default empty
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* @type bool $ajax Whether the list table supports Ajax. This includes loading
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* and sorting data, for example. If true, the class will call
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* the _js_vars() method in the footer to provide variables
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* to any scripts handling Ajax events. Default false.
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* @type string $screen String containing the hook name used to determine the current
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* screen. If left null, the current screen will be automatically set.
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* Default null.
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* }
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*/
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public function __construct( $args = array() ) {
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$args = wp_parse_args( $args, array(
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'plural' => '',
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'singular' => '',
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'ajax' => false,
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'screen' => null,
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) );
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$this->screen = convert_to_screen( $args['screen'] );
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add_filter( "manage_{$this->screen->id}_columns", array( $this, 'get_columns' ), 0 );
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if ( !$args['plural'] )
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$args['plural'] = $this->screen->base;
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$args['plural'] = sanitize_key( $args['plural'] );
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$args['singular'] = sanitize_key( $args['singular'] );
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$this->_args = $args;
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if ( $args['ajax'] ) {
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// wp_enqueue_script( 'list-table' );
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add_action( 'admin_footer', array( $this, '_js_vars' ) );
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}
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if ( empty( $this->modes ) ) {
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$this->modes = array(
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'list' => __( 'List View' ),
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'excerpt' => __( 'Excerpt View' )
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);
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}
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}
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/**
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* Make private properties readable for backward compatibility.
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*
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* @since 4.0.0
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*
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* @param string $name Property to get.
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* @return mixed Property.
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*/
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public function __get( $name ) {
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if ( in_array( $name, $this->compat_fields ) ) {
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return $this->$name;
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}
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}
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/**
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* Make private properties settable for backward compatibility.
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*
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* @since 4.0.0
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*
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* @param string $name Property to check if set.
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* @param mixed $value Property value.
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* @return mixed Newly-set property.
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*/
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public function __set( $name, $value ) {
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if ( in_array( $name, $this->compat_fields ) ) {
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return $this->$name = $value;
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}
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}
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/**
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* Make private properties checkable for backward compatibility.
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*
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* @since 4.0.0
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*
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* @param string $name Property to check if set.
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* @return bool Whether the property is set.
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*/
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public function __isset( $name ) {
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if ( in_array( $name, $this->compat_fields ) ) {
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return isset( $this->$name );
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}
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}
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/**
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* Make private properties un-settable for backward compatibility.
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*
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* @since 4.0.0
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*
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* @param string $name Property to unset.
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*/
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public function __unset( $name ) {
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if ( in_array( $name, $this->compat_fields ) ) {
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unset( $this->$name );
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}
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}
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/**
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* Make private/protected methods readable for backward compatibility.
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*
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* @since 4.0.0
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*
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* @param callable $name Method to call.
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* @param array $arguments Arguments to pass when calling.
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* @return mixed|bool Return value of the callback, false otherwise.
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*/
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public function __call( $name, $arguments ) {
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if ( in_array( $name, $this->compat_methods ) ) {
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return call_user_func_array( array( $this, $name ), $arguments );
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}
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return false;
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}
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/**
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* Checks the current user's permissions
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*
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* @since 3.1.0
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* @abstract
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*/
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public function ajax_user_can() {
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die( 'function WP_List_Table::ajax_user_can() must be over-ridden in a sub-class.' );
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}
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/**
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* Prepares the list of items for displaying.
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* @uses WP_List_Table::set_pagination_args()
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*
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* @since 3.1.0
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* @abstract
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*/
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public function prepare_items() {
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die( 'function WP_List_Table::prepare_items() must be over-ridden in a sub-class.' );
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}
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/**
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* An internal method that sets all the necessary pagination arguments
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*
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* @since 3.1.0
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*
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* @param array|string $args Array or string of arguments with information about the pagination.
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*/
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protected function set_pagination_args( $args ) {
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$args = wp_parse_args( $args, array(
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'total_items' => 0,
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'total_pages' => 0,
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'per_page' => 0,
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) );
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if ( !$args['total_pages'] && $args['per_page'] > 0 )
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$args['total_pages'] = ceil( $args['total_items'] / $args['per_page'] );
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// Redirect if page number is invalid and headers are not already sent.
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if ( ! headers_sent() && ! wp_doing_ajax() && $args['total_pages'] > 0 && $this->get_pagenum() > $args['total_pages'] ) {
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wp_redirect( add_query_arg( 'paged', $args['total_pages'] ) );
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exit;
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}
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$this->_pagination_args = $args;
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}
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/**
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* Access the pagination args.
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*
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* @since 3.1.0
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*
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* @param string $key Pagination argument to retrieve. Common values include 'total_items',
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* 'total_pages', 'per_page', or 'infinite_scroll'.
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* @return int Number of items that correspond to the given pagination argument.
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*/
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public function get_pagination_arg( $key ) {
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if ( 'page' === $key ) {
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return $this->get_pagenum();
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}
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if ( isset( $this->_pagination_args[$key] ) ) {
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return $this->_pagination_args[$key];
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}
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}
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/**
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* Whether the table has items to display or not
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*
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* @since 3.1.0
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*
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* @return bool
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*/
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public function has_items() {
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return !empty( $this->items );
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}
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/**
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* Message to be displayed when there are no items
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*
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* @since 3.1.0
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*/
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public function no_items() {
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_e( 'No items found.' );
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}
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/**
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* Displays the search box.
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*
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* @since 3.1.0
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*
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* @param string $text The 'submit' button label.
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* @param string $input_id ID attribute value for the search input field.
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*/
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public function search_box( $text, $input_id ) {
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if ( empty( $_REQUEST['s'] ) && !$this->has_items() )
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return;
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$input_id = $input_id . '-search-input';
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if ( ! empty( $_REQUEST['orderby'] ) )
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echo '<input type="hidden" name="orderby" value="' . esc_attr( $_REQUEST['orderby'] ) . '" />';
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if ( ! empty( $_REQUEST['order'] ) )
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echo '<input type="hidden" name="order" value="' . esc_attr( $_REQUEST['order'] ) . '" />';
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if ( ! empty( $_REQUEST['post_mime_type'] ) )
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echo '<input type="hidden" name="post_mime_type" value="' . esc_attr( $_REQUEST['post_mime_type'] ) . '" />';
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if ( ! empty( $_REQUEST['detached'] ) )
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echo '<input type="hidden" name="detached" value="' . esc_attr( $_REQUEST['detached'] ) . '" />';
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?>
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<p class="search-box">
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<label class="screen-reader-text" for="<?php echo esc_attr( $input_id ); ?>"><?php echo $text; ?>:</label>
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<input type="search" id="<?php echo esc_attr( $input_id ); ?>" name="s" value="<?php _admin_search_query(); ?>" />
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<?php submit_button( $text, '', '', false, array( 'id' => 'search-submit' ) ); ?>
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</p>
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<?php
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}
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/**
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* Get an associative array ( id => link ) with the list
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* of views available on this table.
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*
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* @since 3.1.0
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*
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* @return array
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*/
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protected function get_views() {
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return array();
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}
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/**
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* Display the list of views available on this table.
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*
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* @since 3.1.0
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*/
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public function views() {
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$views = $this->get_views();
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/**
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* Filters the list of available list table views.
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*
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* The dynamic portion of the hook name, `$this->screen->id`, refers
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* to the ID of the current screen, usually a string.
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*
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* @since 3.5.0
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*
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* @param array $views An array of available list table views.
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*/
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$views = apply_filters( "views_{$this->screen->id}", $views );
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if ( empty( $views ) )
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return;
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$this->screen->render_screen_reader_content( 'heading_views' );
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echo "<ul class='subsubsub'>\n";
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foreach ( $views as $class => $view ) {
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$views[ $class ] = "\t<li class='$class'>$view";
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}
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echo implode( " |</li>\n", $views ) . "</li>\n";
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echo "</ul>";
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}
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/**
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* Get an associative array ( option_name => option_title ) with the list
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* of bulk actions available on this table.
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*
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* @since 3.1.0
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*
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* @return array
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*/
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protected function get_bulk_actions() {
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return array();
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}
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/**
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* Display the bulk actions dropdown.
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*
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* @since 3.1.0
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*
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* @param string $which The location of the bulk actions: 'top' or 'bottom'.
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* This is designated as optional for backward compatibility.
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*/
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protected function bulk_actions( $which = '' ) {
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if ( is_null( $this->_actions ) ) {
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$this->_actions = $this->get_bulk_actions();
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/**
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* Filters the list table Bulk Actions drop-down.
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*
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* The dynamic portion of the hook name, `$this->screen->id`, refers
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* to the ID of the current screen, usually a string.
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*
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* This filter can currently only be used to remove bulk actions.
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*
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* @since 3.5.0
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*
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* @param array $actions An array of the available bulk actions.
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*/
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$this->_actions = apply_filters( "bulk_actions-{$this->screen->id}", $this->_actions );
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$two = '';
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} else {
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$two = '2';
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}
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if ( empty( $this->_actions ) )
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return;
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echo '<label for="bulk-action-selector-' . esc_attr( $which ) . '" class="screen-reader-text">' . __( 'Select bulk action' ) . '</label>';
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echo '<select name="action' . $two . '" id="bulk-action-selector-' . esc_attr( $which ) . "\">\n";
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echo '<option value="-1">' . __( 'Bulk Actions' ) . "</option>\n";
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foreach ( $this->_actions as $name => $title ) {
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$class = 'edit' === $name ? ' class="hide-if-no-js"' : '';
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echo "\t" . '<option value="' . $name . '"' . $class . '>' . $title . "</option>\n";
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}
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echo "</select>\n";
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submit_button( __( 'Apply' ), 'action', '', false, array( 'id' => "doaction$two" ) );
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echo "\n";
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}
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/**
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* Get the current action selected from the bulk actions dropdown.
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*
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* @since 3.1.0
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*
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* @return string|false The action name or False if no action was selected
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*/
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public function current_action() {
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if ( isset( $_REQUEST['filter_action'] ) && ! empty( $_REQUEST['filter_action'] ) )
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return false;
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if ( isset( $_REQUEST['action'] ) && -1 != $_REQUEST['action'] )
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return $_REQUEST['action'];
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if ( isset( $_REQUEST['action2'] ) && -1 != $_REQUEST['action2'] )
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return $_REQUEST['action2'];
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return false;
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}
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|
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/**
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* Generate row actions div
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*
|
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* @since 3.1.0
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*
|
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* @param array $actions The list of actions
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* @param bool $always_visible Whether the actions should be always visible
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* @return string
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*/
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protected function row_actions( $actions, $always_visible = false ) {
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$action_count = count( $actions );
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$i = 0;
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if ( !$action_count )
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return '';
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$out = '<div class="' . ( $always_visible ? 'row-actions visible' : 'row-actions' ) . '">';
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foreach ( $actions as $action => $link ) {
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++$i;
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( $i == $action_count ) ? $sep = '' : $sep = ' | ';
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$out .= "<span class='$action'>$link$sep</span>";
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}
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$out .= '</div>';
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$out .= '<button type="button" class="toggle-row"><span class="screen-reader-text">' . __( 'Show more details' ) . '</span></button>';
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return $out;
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}
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|
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/**
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* Display a monthly dropdown for filtering items
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|
*
|
|
* @since 3.1.0
|
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*
|
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* @global wpdb $wpdb
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* @global WP_Locale $wp_locale
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*
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* @param string $post_type
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*/
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protected function months_dropdown( $post_type ) {
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global $wpdb, $wp_locale;
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|
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/**
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|
* Filters whether to remove the 'Months' drop-down from the post list table.
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*
|
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* @since 4.2.0
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*
|
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* @param bool $disable Whether to disable the drop-down. Default false.
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* @param string $post_type The post type.
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*/
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if ( apply_filters( 'disable_months_dropdown', false, $post_type ) ) {
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return;
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}
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|
|
$extra_checks = "AND post_status != 'auto-draft'";
|
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if ( ! isset( $_GET['post_status'] ) || 'trash' !== $_GET['post_status'] ) {
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$extra_checks .= " AND post_status != 'trash'";
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} elseif ( isset( $_GET['post_status'] ) ) {
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$extra_checks = $wpdb->prepare( ' AND post_status = %s', $_GET['post_status'] );
|
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}
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|
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$months = $wpdb->get_results( $wpdb->prepare( "
|
|
SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month
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|
FROM $wpdb->posts
|
|
WHERE post_type = %s
|
|
$extra_checks
|
|
ORDER BY post_date DESC
|
|
", $post_type ) );
|
|
|
|
/**
|
|
* Filters the 'Months' drop-down results.
|
|
*
|
|
* @since 3.7.0
|
|
*
|
|
* @param object $months The months drop-down query results.
|
|
* @param string $post_type The post type.
|
|
*/
|
|
$months = apply_filters( 'months_dropdown_results', $months, $post_type );
|
|
|
|
$month_count = count( $months );
|
|
|
|
if ( !$month_count || ( 1 == $month_count && 0 == $months[0]->month ) )
|
|
return;
|
|
|
|
$m = isset( $_GET['m'] ) ? (int) $_GET['m'] : 0;
|
|
?>
|
|
<label for="filter-by-date" class="screen-reader-text"><?php _e( 'Filter by date' ); ?></label>
|
|
<select name="m" id="filter-by-date">
|
|
<option<?php selected( $m, 0 ); ?> value="0"><?php _e( 'All dates' ); ?></option>
|
|
<?php
|
|
foreach ( $months as $arc_row ) {
|
|
if ( 0 == $arc_row->year )
|
|
continue;
|
|
|
|
$month = zeroise( $arc_row->month, 2 );
|
|
$year = $arc_row->year;
|
|
|
|
printf( "<option %s value='%s'>%s</option>\n",
|
|
selected( $m, $year . $month, false ),
|
|
esc_attr( $arc_row->year . $month ),
|
|
/* translators: 1: month name, 2: 4-digit year */
|
|
sprintf( __( '%1$s %2$d' ), $wp_locale->get_month( $month ), $year )
|
|
);
|
|
}
|
|
?>
|
|
</select>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display a view switcher
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param string $current_mode
|
|
*/
|
|
protected function view_switcher( $current_mode ) {
|
|
?>
|
|
<input type="hidden" name="mode" value="<?php echo esc_attr( $current_mode ); ?>" />
|
|
<div class="view-switch">
|
|
<?php
|
|
foreach ( $this->modes as $mode => $title ) {
|
|
$classes = array( 'view-' . $mode );
|
|
if ( $current_mode === $mode )
|
|
$classes[] = 'current';
|
|
printf(
|
|
"<a href='%s' class='%s' id='view-switch-$mode'><span class='screen-reader-text'>%s</span></a>\n",
|
|
esc_url( add_query_arg( 'mode', $mode ) ),
|
|
implode( ' ', $classes ),
|
|
$title
|
|
);
|
|
}
|
|
?>
|
|
</div>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Display a comment count bubble
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param int $post_id The post ID.
|
|
* @param int $pending_comments Number of pending comments.
|
|
*/
|
|
protected function comments_bubble( $post_id, $pending_comments ) {
|
|
$approved_comments = get_comments_number();
|
|
|
|
$approved_comments_number = number_format_i18n( $approved_comments );
|
|
$pending_comments_number = number_format_i18n( $pending_comments );
|
|
|
|
$approved_only_phrase = sprintf( _n( '%s comment', '%s comments', $approved_comments ), $approved_comments_number );
|
|
$approved_phrase = sprintf( _n( '%s approved comment', '%s approved comments', $approved_comments ), $approved_comments_number );
|
|
$pending_phrase = sprintf( _n( '%s pending comment', '%s pending comments', $pending_comments ), $pending_comments_number );
|
|
|
|
// No comments at all.
|
|
if ( ! $approved_comments && ! $pending_comments ) {
|
|
printf( '<span aria-hidden="true">—</span><span class="screen-reader-text">%s</span>',
|
|
__( 'No comments' )
|
|
);
|
|
// Approved comments have different display depending on some conditions.
|
|
} elseif ( $approved_comments ) {
|
|
printf( '<a href="%s" class="post-com-count post-com-count-approved"><span class="comment-count-approved" aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></a>',
|
|
esc_url( add_query_arg( array( 'p' => $post_id, 'comment_status' => 'approved' ), admin_url( 'edit-comments.php' ) ) ),
|
|
$approved_comments_number,
|
|
$pending_comments ? $approved_phrase : $approved_only_phrase
|
|
);
|
|
} else {
|
|
printf( '<span class="post-com-count post-com-count-no-comments"><span class="comment-count comment-count-no-comments" aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></span>',
|
|
$approved_comments_number,
|
|
$pending_comments ? __( 'No approved comments' ) : __( 'No comments' )
|
|
);
|
|
}
|
|
|
|
if ( $pending_comments ) {
|
|
printf( '<a href="%s" class="post-com-count post-com-count-pending"><span class="comment-count-pending" aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></a>',
|
|
esc_url( add_query_arg( array( 'p' => $post_id, 'comment_status' => 'moderated' ), admin_url( 'edit-comments.php' ) ) ),
|
|
$pending_comments_number,
|
|
$pending_phrase
|
|
);
|
|
} else {
|
|
printf( '<span class="post-com-count post-com-count-pending post-com-count-no-pending"><span class="comment-count comment-count-no-pending" aria-hidden="true">%s</span><span class="screen-reader-text">%s</span></span>',
|
|
$pending_comments_number,
|
|
$approved_comments ? __( 'No pending comments' ) : __( 'No comments' )
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the current page number
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @return int
|
|
*/
|
|
public function get_pagenum() {
|
|
$pagenum = isset( $_REQUEST['paged'] ) ? absint( $_REQUEST['paged'] ) : 0;
|
|
|
|
if ( isset( $this->_pagination_args['total_pages'] ) && $pagenum > $this->_pagination_args['total_pages'] )
|
|
$pagenum = $this->_pagination_args['total_pages'];
|
|
|
|
return max( 1, $pagenum );
|
|
}
|
|
|
|
/**
|
|
* Get number of items to display on a single page
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param string $option
|
|
* @param int $default
|
|
* @return int
|
|
*/
|
|
protected function get_items_per_page( $option, $default = 20 ) {
|
|
$per_page = (int) get_user_option( $option );
|
|
if ( empty( $per_page ) || $per_page < 1 )
|
|
$per_page = $default;
|
|
|
|
/**
|
|
* Filters the number of items to be displayed on each page of the list table.
|
|
*
|
|
* The dynamic hook name, $option, refers to the `per_page` option depending
|
|
* on the type of list table in use. Possible values include: 'edit_comments_per_page',
|
|
* 'sites_network_per_page', 'site_themes_network_per_page', 'themes_network_per_page',
|
|
* 'users_network_per_page', 'edit_post_per_page', 'edit_page_per_page',
|
|
* 'edit_{$post_type}_per_page', etc.
|
|
*
|
|
* @since 2.9.0
|
|
*
|
|
* @param int $per_page Number of items to be displayed. Default 20.
|
|
*/
|
|
return (int) apply_filters( "{$option}", $per_page );
|
|
}
|
|
|
|
/**
|
|
* Display the pagination.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param string $which
|
|
*/
|
|
protected function pagination( $which ) {
|
|
if ( empty( $this->_pagination_args ) ) {
|
|
return;
|
|
}
|
|
|
|
$total_items = $this->_pagination_args['total_items'];
|
|
$total_pages = $this->_pagination_args['total_pages'];
|
|
$infinite_scroll = false;
|
|
if ( isset( $this->_pagination_args['infinite_scroll'] ) ) {
|
|
$infinite_scroll = $this->_pagination_args['infinite_scroll'];
|
|
}
|
|
|
|
if ( 'top' === $which && $total_pages > 1 ) {
|
|
$this->screen->render_screen_reader_content( 'heading_pagination' );
|
|
}
|
|
|
|
$output = '<span class="displaying-num">' . sprintf( _n( '%s item', '%s items', $total_items ), number_format_i18n( $total_items ) ) . '</span>';
|
|
|
|
$current = $this->get_pagenum();
|
|
$removable_query_args = wp_removable_query_args();
|
|
|
|
$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
|
|
|
|
$current_url = remove_query_arg( $removable_query_args, $current_url );
|
|
|
|
$page_links = array();
|
|
|
|
$total_pages_before = '<span class="paging-input">';
|
|
$total_pages_after = '</span></span>';
|
|
|
|
$disable_first = $disable_last = $disable_prev = $disable_next = false;
|
|
|
|
if ( $current == 1 ) {
|
|
$disable_first = true;
|
|
$disable_prev = true;
|
|
}
|
|
if ( $current == 2 ) {
|
|
$disable_first = true;
|
|
}
|
|
if ( $current == $total_pages ) {
|
|
$disable_last = true;
|
|
$disable_next = true;
|
|
}
|
|
if ( $current == $total_pages - 1 ) {
|
|
$disable_last = true;
|
|
}
|
|
|
|
if ( $disable_first ) {
|
|
$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">«</span>';
|
|
} else {
|
|
$page_links[] = sprintf( "<a class='first-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
|
|
esc_url( remove_query_arg( 'paged', $current_url ) ),
|
|
__( 'First page' ),
|
|
'«'
|
|
);
|
|
}
|
|
|
|
if ( $disable_prev ) {
|
|
$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">‹</span>';
|
|
} else {
|
|
$page_links[] = sprintf( "<a class='prev-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
|
|
esc_url( add_query_arg( 'paged', max( 1, $current-1 ), $current_url ) ),
|
|
__( 'Previous page' ),
|
|
'‹'
|
|
);
|
|
}
|
|
|
|
if ( 'bottom' === $which ) {
|
|
$html_current_page = $current;
|
|
$total_pages_before = '<span class="screen-reader-text">' . __( 'Current Page' ) . '</span><span id="table-paging" class="paging-input"><span class="tablenav-paging-text">';
|
|
} else {
|
|
$html_current_page = sprintf( "%s<input class='current-page' id='current-page-selector' type='text' name='paged' value='%s' size='%d' aria-describedby='table-paging' /><span class='tablenav-paging-text'>",
|
|
'<label for="current-page-selector" class="screen-reader-text">' . __( 'Current Page' ) . '</label>',
|
|
$current,
|
|
strlen( $total_pages )
|
|
);
|
|
}
|
|
$html_total_pages = sprintf( "<span class='total-pages'>%s</span>", number_format_i18n( $total_pages ) );
|
|
$page_links[] = $total_pages_before . sprintf( _x( '%1$s of %2$s', 'paging' ), $html_current_page, $html_total_pages ) . $total_pages_after;
|
|
|
|
if ( $disable_next ) {
|
|
$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">›</span>';
|
|
} else {
|
|
$page_links[] = sprintf( "<a class='next-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
|
|
esc_url( add_query_arg( 'paged', min( $total_pages, $current+1 ), $current_url ) ),
|
|
__( 'Next page' ),
|
|
'›'
|
|
);
|
|
}
|
|
|
|
if ( $disable_last ) {
|
|
$page_links[] = '<span class="tablenav-pages-navspan" aria-hidden="true">»</span>';
|
|
} else {
|
|
$page_links[] = sprintf( "<a class='last-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
|
|
esc_url( add_query_arg( 'paged', $total_pages, $current_url ) ),
|
|
__( 'Last page' ),
|
|
'»'
|
|
);
|
|
}
|
|
|
|
$pagination_links_class = 'pagination-links';
|
|
if ( ! empty( $infinite_scroll ) ) {
|
|
$pagination_links_class .= ' hide-if-js';
|
|
}
|
|
$output .= "\n<span class='$pagination_links_class'>" . join( "\n", $page_links ) . '</span>';
|
|
|
|
if ( $total_pages ) {
|
|
$page_class = $total_pages < 2 ? ' one-page' : '';
|
|
} else {
|
|
$page_class = ' no-pages';
|
|
}
|
|
$this->_pagination = "<div class='tablenav-pages{$page_class}'>$output</div>";
|
|
|
|
echo $this->_pagination;
|
|
}
|
|
|
|
/**
|
|
* Get a list of columns. The format is:
|
|
* 'internal-name' => 'Title'
|
|
*
|
|
* @since 3.1.0
|
|
* @abstract
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_columns() {
|
|
die( 'function WP_List_Table::get_columns() must be over-ridden in a sub-class.' );
|
|
}
|
|
|
|
/**
|
|
* Get a list of sortable columns. The format is:
|
|
* 'internal-name' => 'orderby'
|
|
* or
|
|
* 'internal-name' => array( 'orderby', true )
|
|
*
|
|
* The second format will make the initial sorting order be descending
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function get_sortable_columns() {
|
|
return array();
|
|
}
|
|
|
|
/**
|
|
* Gets the name of the default primary column.
|
|
*
|
|
* @since 4.3.0
|
|
*
|
|
* @return string Name of the default primary column, in this case, an empty string.
|
|
*/
|
|
protected function get_default_primary_column_name() {
|
|
$columns = $this->get_columns();
|
|
$column = '';
|
|
|
|
if ( empty( $columns ) ) {
|
|
return $column;
|
|
}
|
|
|
|
// We need a primary defined so responsive views show something,
|
|
// so let's fall back to the first non-checkbox column.
|
|
foreach ( $columns as $col => $column_name ) {
|
|
if ( 'cb' === $col ) {
|
|
continue;
|
|
}
|
|
|
|
$column = $col;
|
|
break;
|
|
}
|
|
|
|
return $column;
|
|
}
|
|
|
|
/**
|
|
* Public wrapper for WP_List_Table::get_default_primary_column_name().
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @return string Name of the default primary column.
|
|
*/
|
|
public function get_primary_column() {
|
|
return $this->get_primary_column_name();
|
|
}
|
|
|
|
/**
|
|
* Gets the name of the primary column.
|
|
*
|
|
* @since 4.3.0
|
|
*
|
|
* @return string The name of the primary column.
|
|
*/
|
|
protected function get_primary_column_name() {
|
|
$columns = get_column_headers( $this->screen );
|
|
$default = $this->get_default_primary_column_name();
|
|
|
|
// If the primary column doesn't exist fall back to the
|
|
// first non-checkbox column.
|
|
if ( ! isset( $columns[ $default ] ) ) {
|
|
$default = WP_List_Table::get_default_primary_column_name();
|
|
}
|
|
|
|
/**
|
|
* Filters the name of the primary column for the current list table.
|
|
*
|
|
* @since 4.3.0
|
|
*
|
|
* @param string $default Column name default for the specific list table, e.g. 'name'.
|
|
* @param string $context Screen ID for specific list table, e.g. 'plugins'.
|
|
*/
|
|
$column = apply_filters( 'list_table_primary_column', $default, $this->screen->id );
|
|
|
|
if ( empty( $column ) || ! isset( $columns[ $column ] ) ) {
|
|
$column = $default;
|
|
}
|
|
|
|
return $column;
|
|
}
|
|
|
|
/**
|
|
* Get a list of all, hidden and sortable columns, with filter applied
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function get_column_info() {
|
|
// $_column_headers is already set / cached
|
|
if ( isset( $this->_column_headers ) && is_array( $this->_column_headers ) ) {
|
|
// Back-compat for list tables that have been manually setting $_column_headers for horse reasons.
|
|
// In 4.3, we added a fourth argument for primary column.
|
|
$column_headers = array( array(), array(), array(), $this->get_primary_column_name() );
|
|
foreach ( $this->_column_headers as $key => $value ) {
|
|
$column_headers[ $key ] = $value;
|
|
}
|
|
|
|
return $column_headers;
|
|
}
|
|
|
|
$columns = get_column_headers( $this->screen );
|
|
$hidden = get_hidden_columns( $this->screen );
|
|
|
|
$sortable_columns = $this->get_sortable_columns();
|
|
/**
|
|
* Filters the list table sortable columns for a specific screen.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->screen->id`, refers
|
|
* to the ID of the current screen, usually a string.
|
|
*
|
|
* @since 3.5.0
|
|
*
|
|
* @param array $sortable_columns An array of sortable columns.
|
|
*/
|
|
$_sortable = apply_filters( "manage_{$this->screen->id}_sortable_columns", $sortable_columns );
|
|
|
|
$sortable = array();
|
|
foreach ( $_sortable as $id => $data ) {
|
|
if ( empty( $data ) )
|
|
continue;
|
|
|
|
$data = (array) $data;
|
|
if ( !isset( $data[1] ) )
|
|
$data[1] = false;
|
|
|
|
$sortable[$id] = $data;
|
|
}
|
|
|
|
$primary = $this->get_primary_column_name();
|
|
$this->_column_headers = array( $columns, $hidden, $sortable, $primary );
|
|
|
|
return $this->_column_headers;
|
|
}
|
|
|
|
/**
|
|
* Return number of visible columns
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @return int
|
|
*/
|
|
public function get_column_count() {
|
|
list ( $columns, $hidden ) = $this->get_column_info();
|
|
$hidden = array_intersect( array_keys( $columns ), array_filter( $hidden ) );
|
|
return count( $columns ) - count( $hidden );
|
|
}
|
|
|
|
/**
|
|
* Print column headers, accounting for hidden and sortable columns.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @staticvar int $cb_counter
|
|
*
|
|
* @param bool $with_id Whether to set the id attribute or not
|
|
*/
|
|
public function print_column_headers( $with_id = true ) {
|
|
list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
|
|
|
|
$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] );
|
|
$current_url = remove_query_arg( 'paged', $current_url );
|
|
|
|
if ( isset( $_GET['orderby'] ) ) {
|
|
$current_orderby = $_GET['orderby'];
|
|
} else {
|
|
$current_orderby = '';
|
|
}
|
|
|
|
if ( isset( $_GET['order'] ) && 'desc' === $_GET['order'] ) {
|
|
$current_order = 'desc';
|
|
} else {
|
|
$current_order = 'asc';
|
|
}
|
|
|
|
if ( ! empty( $columns['cb'] ) ) {
|
|
static $cb_counter = 1;
|
|
$columns['cb'] = '<label class="screen-reader-text" for="cb-select-all-' . $cb_counter . '">' . __( 'Select All' ) . '</label>'
|
|
. '<input id="cb-select-all-' . $cb_counter . '" type="checkbox" />';
|
|
$cb_counter++;
|
|
}
|
|
|
|
foreach ( $columns as $column_key => $column_display_name ) {
|
|
$class = array( 'manage-column', "column-$column_key" );
|
|
|
|
if ( in_array( $column_key, $hidden ) ) {
|
|
$class[] = 'hidden';
|
|
}
|
|
|
|
if ( 'cb' === $column_key )
|
|
$class[] = 'check-column';
|
|
elseif ( in_array( $column_key, array( 'posts', 'comments', 'links' ) ) )
|
|
$class[] = 'num';
|
|
|
|
if ( $column_key === $primary ) {
|
|
$class[] = 'column-primary';
|
|
}
|
|
|
|
if ( isset( $sortable[$column_key] ) ) {
|
|
list( $orderby, $desc_first ) = $sortable[$column_key];
|
|
|
|
if ( $current_orderby === $orderby ) {
|
|
$order = 'asc' === $current_order ? 'desc' : 'asc';
|
|
$class[] = 'sorted';
|
|
$class[] = $current_order;
|
|
} else {
|
|
$order = $desc_first ? 'desc' : 'asc';
|
|
$class[] = 'sortable';
|
|
$class[] = $desc_first ? 'asc' : 'desc';
|
|
}
|
|
|
|
$column_display_name = '<a href="' . esc_url( add_query_arg( compact( 'orderby', 'order' ), $current_url ) ) . '"><span>' . $column_display_name . '</span><span class="sorting-indicator"></span></a>';
|
|
}
|
|
|
|
$tag = ( 'cb' === $column_key ) ? 'td' : 'th';
|
|
$scope = ( 'th' === $tag ) ? 'scope="col"' : '';
|
|
$id = $with_id ? "id='$column_key'" : '';
|
|
|
|
if ( !empty( $class ) )
|
|
$class = "class='" . join( ' ', $class ) . "'";
|
|
|
|
echo "<$tag $scope $id $class>$column_display_name</$tag>";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Display the table
|
|
*
|
|
* @since 3.1.0
|
|
*/
|
|
public function display() {
|
|
$singular = $this->_args['singular'];
|
|
|
|
$this->display_tablenav( 'top' );
|
|
|
|
$this->screen->render_screen_reader_content( 'heading_list' );
|
|
?>
|
|
<table class="wp-list-table <?php echo implode( ' ', $this->get_table_classes() ); ?>">
|
|
<thead>
|
|
<tr>
|
|
<?php $this->print_column_headers(); ?>
|
|
</tr>
|
|
</thead>
|
|
|
|
<tbody id="the-list"<?php
|
|
if ( $singular ) {
|
|
echo " data-wp-lists='list:$singular'";
|
|
} ?>>
|
|
<?php $this->display_rows_or_placeholder(); ?>
|
|
</tbody>
|
|
|
|
<tfoot>
|
|
<tr>
|
|
<?php $this->print_column_headers( false ); ?>
|
|
</tr>
|
|
</tfoot>
|
|
|
|
</table>
|
|
<?php
|
|
$this->display_tablenav( 'bottom' );
|
|
}
|
|
|
|
/**
|
|
* Get a list of CSS classes for the WP_List_Table table tag.
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @return array List of CSS classes for the table tag.
|
|
*/
|
|
protected function get_table_classes() {
|
|
return array( 'widefat', 'fixed', 'striped', $this->_args['plural'] );
|
|
}
|
|
|
|
/**
|
|
* Generate the table navigation above or below the table
|
|
*
|
|
* @since 3.1.0
|
|
* @param string $which
|
|
*/
|
|
protected function display_tablenav( $which ) {
|
|
if ( 'top' === $which ) {
|
|
wp_nonce_field( 'bulk-' . $this->_args['plural'] );
|
|
}
|
|
?>
|
|
<div class="tablenav <?php echo esc_attr( $which ); ?>">
|
|
|
|
<?php if ( $this->has_items() ): ?>
|
|
<div class="alignleft actions bulkactions">
|
|
<?php $this->bulk_actions( $which ); ?>
|
|
</div>
|
|
<?php endif;
|
|
$this->extra_tablenav( $which );
|
|
$this->pagination( $which );
|
|
?>
|
|
|
|
<br class="clear" />
|
|
</div>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Extra controls to be displayed between bulk actions and pagination
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param string $which
|
|
*/
|
|
protected function extra_tablenav( $which ) {}
|
|
|
|
/**
|
|
* Generate the tbody element for the list table.
|
|
*
|
|
* @since 3.1.0
|
|
*/
|
|
public function display_rows_or_placeholder() {
|
|
if ( $this->has_items() ) {
|
|
$this->display_rows();
|
|
} else {
|
|
echo '<tr class="no-items"><td class="colspanchange" colspan="' . $this->get_column_count() . '">';
|
|
$this->no_items();
|
|
echo '</td></tr>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generate the table rows
|
|
*
|
|
* @since 3.1.0
|
|
*/
|
|
public function display_rows() {
|
|
foreach ( $this->items as $item )
|
|
$this->single_row( $item );
|
|
}
|
|
|
|
/**
|
|
* Generates content for a single row of the table
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param object $item The current item
|
|
*/
|
|
public function single_row( $item ) {
|
|
echo '<tr>';
|
|
$this->single_row_columns( $item );
|
|
echo '</tr>';
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param object $item
|
|
* @param string $column_name
|
|
*/
|
|
protected function column_default( $item, $column_name ) {}
|
|
|
|
/**
|
|
*
|
|
* @param object $item
|
|
*/
|
|
protected function column_cb( $item ) {}
|
|
|
|
/**
|
|
* Generates the columns for a single row of the table
|
|
*
|
|
* @since 3.1.0
|
|
*
|
|
* @param object $item The current item
|
|
*/
|
|
protected function single_row_columns( $item ) {
|
|
list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
|
|
|
|
foreach ( $columns as $column_name => $column_display_name ) {
|
|
$classes = "$column_name column-$column_name";
|
|
if ( $primary === $column_name ) {
|
|
$classes .= ' has-row-actions column-primary';
|
|
}
|
|
|
|
if ( in_array( $column_name, $hidden ) ) {
|
|
$classes .= ' hidden';
|
|
}
|
|
|
|
// Comments column uses HTML in the display name with screen reader text.
|
|
// Instead of using esc_attr(), we strip tags to get closer to a user-friendly string.
|
|
$data = 'data-colname="' . wp_strip_all_tags( $column_display_name ) . '"';
|
|
|
|
$attributes = "class='$classes' $data";
|
|
|
|
if ( 'cb' === $column_name ) {
|
|
echo '<th scope="row" class="check-column">';
|
|
echo $this->column_cb( $item );
|
|
echo '</th>';
|
|
} elseif ( method_exists( $this, '_column_' . $column_name ) ) {
|
|
echo call_user_func(
|
|
array( $this, '_column_' . $column_name ),
|
|
$item,
|
|
$classes,
|
|
$data,
|
|
$primary
|
|
);
|
|
} elseif ( method_exists( $this, 'column_' . $column_name ) ) {
|
|
echo "<td $attributes>";
|
|
echo call_user_func( array( $this, 'column_' . $column_name ), $item );
|
|
echo $this->handle_row_actions( $item, $column_name, $primary );
|
|
echo "</td>";
|
|
} else {
|
|
echo "<td $attributes>";
|
|
echo $this->column_default( $item, $column_name );
|
|
echo $this->handle_row_actions( $item, $column_name, $primary );
|
|
echo "</td>";
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generates and display row actions links for the list table.
|
|
*
|
|
* @since 4.3.0
|
|
*
|
|
* @param object $item The item being acted upon.
|
|
* @param string $column_name Current column name.
|
|
* @param string $primary Primary column name.
|
|
* @return string The row actions HTML, or an empty string if the current column is the primary column.
|
|
*/
|
|
protected function handle_row_actions( $item, $column_name, $primary ) {
|
|
return $column_name === $primary ? '<button type="button" class="toggle-row"><span class="screen-reader-text">' . __( 'Show more details' ) . '</span></button>' : '';
|
|
}
|
|
|
|
/**
|
|
* Handle an incoming ajax request (called from admin-ajax.php)
|
|
*
|
|
* @since 3.1.0
|
|
*/
|
|
public function ajax_response() {
|
|
$this->prepare_items();
|
|
|
|
ob_start();
|
|
if ( ! empty( $_REQUEST['no_placeholder'] ) ) {
|
|
$this->display_rows();
|
|
} else {
|
|
$this->display_rows_or_placeholder();
|
|
}
|
|
|
|
$rows = ob_get_clean();
|
|
|
|
$response = array( 'rows' => $rows );
|
|
|
|
if ( isset( $this->_pagination_args['total_items'] ) ) {
|
|
$response['total_items_i18n'] = sprintf(
|
|
_n( '%s item', '%s items', $this->_pagination_args['total_items'] ),
|
|
number_format_i18n( $this->_pagination_args['total_items'] )
|
|
);
|
|
}
|
|
if ( isset( $this->_pagination_args['total_pages'] ) ) {
|
|
$response['total_pages'] = $this->_pagination_args['total_pages'];
|
|
$response['total_pages_i18n'] = number_format_i18n( $this->_pagination_args['total_pages'] );
|
|
}
|
|
|
|
die( wp_json_encode( $response ) );
|
|
}
|
|
|
|
/**
|
|
* Send required variables to JavaScript land
|
|
*
|
|
*/
|
|
public function _js_vars() {
|
|
$args = array(
|
|
'class' => get_class( $this ),
|
|
'screen' => array(
|
|
'id' => $this->screen->id,
|
|
'base' => $this->screen->base,
|
|
)
|
|
);
|
|
|
|
printf( "<script type='text/javascript'>list_args = %s;</script>\n", wp_json_encode( $args ) );
|
|
}
|
|
}
|