1261 lines
34 KiB
PHP
1261 lines
34 KiB
PHP
<?php
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/**
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* Screen API: WP_Screen class
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*
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* @package WordPress
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* @subpackage Administration
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* @since 4.4.0
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*/
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/**
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* Core class used to implement an admin screen API.
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*
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* @since 3.3.0
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*/
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final class WP_Screen {
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/**
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* Any action associated with the screen. 'add' for *-add.php and *-new.php screens. Empty otherwise.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $action;
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/**
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* The base type of the screen. This is typically the same as $id but with any post types and taxonomies stripped.
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* For example, for an $id of 'edit-post' the base is 'edit'.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $base;
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/**
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* The number of columns to display. Access with get_columns().
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*
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* @since 3.4.0
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* @var int
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* @access private
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*/
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private $columns = 0;
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/**
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* The unique ID of the screen.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $id;
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/**
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* Which admin the screen is in. network | user | site | false
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*
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* @since 3.5.0
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* @var string
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* @access protected
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*/
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protected $in_admin;
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/**
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* Whether the screen is in the network admin.
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*
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* Deprecated. Use in_admin() instead.
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*
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* @since 3.3.0
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* @deprecated 3.5.0
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* @var bool
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* @access public
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*/
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public $is_network;
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/**
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* Whether the screen is in the user admin.
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*
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* Deprecated. Use in_admin() instead.
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*
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* @since 3.3.0
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* @deprecated 3.5.0
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* @var bool
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* @access public
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*/
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public $is_user;
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/**
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* The base menu parent.
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* This is derived from $parent_file by removing the query string and any .php extension.
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* $parent_file values of 'edit.php?post_type=page' and 'edit.php?post_type=post' have a $parent_base of 'edit'.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $parent_base;
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/**
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* The parent_file for the screen per the admin menu system.
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* Some $parent_file values are 'edit.php?post_type=page', 'edit.php', and 'options-general.php'.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $parent_file;
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/**
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* The post type associated with the screen, if any.
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* The 'edit.php?post_type=page' screen has a post type of 'page'.
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* The 'edit-tags.php?taxonomy=$taxonomy&post_type=page' screen has a post type of 'page'.
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*
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $post_type;
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/**
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* The taxonomy associated with the screen, if any.
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* The 'edit-tags.php?taxonomy=category' screen has a taxonomy of 'category'.
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* @since 3.3.0
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* @var string
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* @access public
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*/
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public $taxonomy;
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/**
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* The help tab data associated with the screen, if any.
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*
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* @since 3.3.0
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* @var array
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* @access private
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*/
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private $_help_tabs = array();
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/**
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* The help sidebar data associated with screen, if any.
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*
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* @since 3.3.0
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* @var string
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* @access private
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*/
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private $_help_sidebar = '';
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/**
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* The accessible hidden headings and text associated with the screen, if any.
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*
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* @since 4.4.0
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* @access private
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* @var array
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*/
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private $_screen_reader_content = array();
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/**
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* Stores old string-based help.
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*
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* @static
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* @access private
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*
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* @var array
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*/
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private static $_old_compat_help = array();
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/**
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* The screen options associated with screen, if any.
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*
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* @since 3.3.0
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* @var array
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* @access private
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*/
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private $_options = array();
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/**
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* The screen object registry.
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*
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* @since 3.3.0
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*
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* @static
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* @access private
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*
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* @var array
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*/
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private static $_registry = array();
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/**
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* Stores the result of the public show_screen_options function.
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*
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* @since 3.3.0
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* @var bool
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* @access private
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*/
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private $_show_screen_options;
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/**
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* Stores the 'screen_settings' section of screen options.
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*
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* @since 3.3.0
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* @var string
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* @access private
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*/
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private $_screen_settings;
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/**
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* Fetches a screen object.
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*
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* @since 3.3.0
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* @access public
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*
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* @static
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*
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* @global string $hook_suffix
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*
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* @param string|WP_Screen $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen.
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* Defaults to the current $hook_suffix global.
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* @return WP_Screen Screen object.
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*/
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public static function get( $hook_name = '' ) {
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if ( $hook_name instanceof WP_Screen ) {
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return $hook_name;
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}
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$post_type = $taxonomy = null;
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$in_admin = false;
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$action = '';
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if ( $hook_name )
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$id = $hook_name;
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else
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$id = $GLOBALS['hook_suffix'];
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// For those pesky meta boxes.
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if ( $hook_name && post_type_exists( $hook_name ) ) {
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$post_type = $id;
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$id = 'post'; // changes later. ends up being $base.
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} else {
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if ( '.php' == substr( $id, -4 ) )
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$id = substr( $id, 0, -4 );
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if ( 'post-new' == $id || 'link-add' == $id || 'media-new' == $id || 'user-new' == $id ) {
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$id = substr( $id, 0, -4 );
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$action = 'add';
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}
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}
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if ( ! $post_type && $hook_name ) {
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if ( '-network' == substr( $id, -8 ) ) {
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$id = substr( $id, 0, -8 );
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$in_admin = 'network';
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} elseif ( '-user' == substr( $id, -5 ) ) {
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$id = substr( $id, 0, -5 );
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$in_admin = 'user';
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}
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$id = sanitize_key( $id );
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if ( 'edit-comments' != $id && 'edit-tags' != $id && 'edit-' == substr( $id, 0, 5 ) ) {
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$maybe = substr( $id, 5 );
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if ( taxonomy_exists( $maybe ) ) {
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$id = 'edit-tags';
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$taxonomy = $maybe;
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} elseif ( post_type_exists( $maybe ) ) {
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$id = 'edit';
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$post_type = $maybe;
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}
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}
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if ( ! $in_admin )
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$in_admin = 'site';
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} else {
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if ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN )
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$in_admin = 'network';
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elseif ( defined( 'WP_USER_ADMIN' ) && WP_USER_ADMIN )
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$in_admin = 'user';
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else
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$in_admin = 'site';
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}
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if ( 'index' == $id )
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$id = 'dashboard';
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elseif ( 'front' == $id )
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$in_admin = false;
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$base = $id;
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// If this is the current screen, see if we can be more accurate for post types and taxonomies.
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if ( ! $hook_name ) {
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if ( isset( $_REQUEST['post_type'] ) )
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$post_type = post_type_exists( $_REQUEST['post_type'] ) ? $_REQUEST['post_type'] : false;
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if ( isset( $_REQUEST['taxonomy'] ) )
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$taxonomy = taxonomy_exists( $_REQUEST['taxonomy'] ) ? $_REQUEST['taxonomy'] : false;
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switch ( $base ) {
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case 'post' :
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if ( isset( $_GET['post'] ) )
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$post_id = (int) $_GET['post'];
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elseif ( isset( $_POST['post_ID'] ) )
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$post_id = (int) $_POST['post_ID'];
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else
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$post_id = 0;
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if ( $post_id ) {
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$post = get_post( $post_id );
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if ( $post )
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$post_type = $post->post_type;
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}
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break;
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case 'edit-tags' :
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case 'term' :
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if ( null === $post_type && is_object_in_taxonomy( 'post', $taxonomy ? $taxonomy : 'post_tag' ) )
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$post_type = 'post';
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break;
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case 'upload':
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$post_type = 'attachment';
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break;
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}
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}
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switch ( $base ) {
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case 'post' :
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if ( null === $post_type )
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$post_type = 'post';
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$id = $post_type;
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break;
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case 'edit' :
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if ( null === $post_type )
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$post_type = 'post';
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$id .= '-' . $post_type;
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break;
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case 'edit-tags' :
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case 'term' :
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if ( null === $taxonomy )
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$taxonomy = 'post_tag';
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// The edit-tags ID does not contain the post type. Look for it in the request.
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if ( null === $post_type ) {
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$post_type = 'post';
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if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) )
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$post_type = $_REQUEST['post_type'];
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}
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$id = 'edit-' . $taxonomy;
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break;
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}
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if ( 'network' == $in_admin ) {
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$id .= '-network';
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$base .= '-network';
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} elseif ( 'user' == $in_admin ) {
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$id .= '-user';
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$base .= '-user';
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}
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if ( isset( self::$_registry[ $id ] ) ) {
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$screen = self::$_registry[ $id ];
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if ( $screen === get_current_screen() )
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return $screen;
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} else {
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$screen = new WP_Screen();
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$screen->id = $id;
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}
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$screen->base = $base;
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$screen->action = $action;
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$screen->post_type = (string) $post_type;
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$screen->taxonomy = (string) $taxonomy;
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$screen->is_user = ( 'user' == $in_admin );
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$screen->is_network = ( 'network' == $in_admin );
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$screen->in_admin = $in_admin;
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self::$_registry[ $id ] = $screen;
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return $screen;
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}
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/**
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* Makes the screen object the current screen.
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*
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* @see set_current_screen()
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* @since 3.3.0
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*
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* @global WP_Screen $current_screen
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* @global string $taxnow
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* @global string $typenow
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*/
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public function set_current_screen() {
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global $current_screen, $taxnow, $typenow;
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$current_screen = $this;
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$taxnow = $this->taxonomy;
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$typenow = $this->post_type;
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/**
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* Fires after the current screen has been set.
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*
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* @since 3.0.0
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*
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* @param WP_Screen $current_screen Current WP_Screen object.
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*/
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do_action( 'current_screen', $current_screen );
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}
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/**
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* Constructor
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*
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* @since 3.3.0
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* @access private
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*/
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private function __construct() {}
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/**
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* Indicates whether the screen is in a particular admin
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*
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* @since 3.5.0
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*
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* @param string $admin The admin to check against (network | user | site).
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* If empty any of the three admins will result in true.
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* @return bool True if the screen is in the indicated admin, false otherwise.
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*/
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public function in_admin( $admin = null ) {
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if ( empty( $admin ) )
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return (bool) $this->in_admin;
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return ( $admin == $this->in_admin );
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}
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/**
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* Sets the old string-based contextual help for the screen for backward compatibility.
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*
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* @since 3.3.0
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*
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* @static
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*
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* @param WP_Screen $screen A screen object.
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* @param string $help Help text.
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*/
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public static function add_old_compat_help( $screen, $help ) {
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self::$_old_compat_help[ $screen->id ] = $help;
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}
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/**
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* Set the parent information for the screen.
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* This is called in admin-header.php after the menu parent for the screen has been determined.
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*
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* @since 3.3.0
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*
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* @param string $parent_file The parent file of the screen. Typically the $parent_file global.
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*/
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public function set_parentage( $parent_file ) {
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$this->parent_file = $parent_file;
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list( $this->parent_base ) = explode( '?', $parent_file );
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$this->parent_base = str_replace( '.php', '', $this->parent_base );
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}
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/**
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* Adds an option for the screen.
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* Call this in template files after admin.php is loaded and before admin-header.php is loaded to add screen options.
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*
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* @since 3.3.0
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*
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* @param string $option Option ID
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* @param mixed $args Option-dependent arguments.
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*/
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public function add_option( $option, $args = array() ) {
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$this->_options[ $option ] = $args;
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}
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/**
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* Remove an option from the screen.
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*
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* @since 3.8.0
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*
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* @param string $option Option ID.
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*/
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public function remove_option( $option ) {
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unset( $this->_options[ $option ] );
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}
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/**
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* Remove all options from the screen.
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*
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* @since 3.8.0
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*/
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public function remove_options() {
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$this->_options = array();
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}
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/**
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* Get the options registered for the screen.
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*
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* @since 3.8.0
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*
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* @return array Options with arguments.
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*/
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public function get_options() {
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return $this->_options;
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}
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/**
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* Gets the arguments for an option for the screen.
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*
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* @since 3.3.0
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*
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* @param string $option Option name.
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* @param string $key Optional. Specific array key for when the option is an array.
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* Default false.
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* @return string The option value if set, null otherwise.
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*/
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public function get_option( $option, $key = false ) {
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if ( ! isset( $this->_options[ $option ] ) )
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return null;
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if ( $key ) {
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if ( isset( $this->_options[ $option ][ $key ] ) )
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return $this->_options[ $option ][ $key ];
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return null;
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}
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return $this->_options[ $option ];
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}
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|
|
/**
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* Gets the help tabs registered for the screen.
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*
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* @since 3.4.0
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* @since 4.4.0 Help tabs are ordered by their priority.
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*
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* @return array Help tabs with arguments.
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*/
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public function get_help_tabs() {
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$help_tabs = $this->_help_tabs;
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$priorities = array();
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foreach ( $help_tabs as $help_tab ) {
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if ( isset( $priorities[ $help_tab['priority'] ] ) ) {
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$priorities[ $help_tab['priority'] ][] = $help_tab;
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} else {
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$priorities[ $help_tab['priority'] ] = array( $help_tab );
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}
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}
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ksort( $priorities );
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$sorted = array();
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foreach ( $priorities as $list ) {
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foreach ( $list as $tab ) {
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$sorted[ $tab['id'] ] = $tab;
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}
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}
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return $sorted;
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}
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|
|
/**
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* Gets the arguments for a help tab.
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|
*
|
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* @since 3.4.0
|
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*
|
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* @param string $id Help Tab ID.
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* @return array Help tab arguments.
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*/
|
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public function get_help_tab( $id ) {
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if ( ! isset( $this->_help_tabs[ $id ] ) )
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return null;
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return $this->_help_tabs[ $id ];
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}
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|
|
/**
|
|
* Add a help tab to the contextual help for the screen.
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|
* Call this on the load-$pagenow hook for the relevant screen.
|
|
*
|
|
* @since 3.3.0
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|
* @since 4.4.0 The `$priority` argument was added.
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|
*
|
|
* @param array $args {
|
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* Array of arguments used to display the help tab.
|
|
*
|
|
* @type string $title Title for the tab. Default false.
|
|
* @type string $id Tab ID. Must be HTML-safe. Default false.
|
|
* @type string $content Optional. Help tab content in plain text or HTML. Default empty string.
|
|
* @type string $callback Optional. A callback to generate the tab content. Default false.
|
|
* @type int $priority Optional. The priority of the tab, used for ordering. Default 10.
|
|
* }
|
|
*/
|
|
public function add_help_tab( $args ) {
|
|
$defaults = array(
|
|
'title' => false,
|
|
'id' => false,
|
|
'content' => '',
|
|
'callback' => false,
|
|
'priority' => 10,
|
|
);
|
|
$args = wp_parse_args( $args, $defaults );
|
|
|
|
$args['id'] = sanitize_html_class( $args['id'] );
|
|
|
|
// Ensure we have an ID and title.
|
|
if ( ! $args['id'] || ! $args['title'] )
|
|
return;
|
|
|
|
// Allows for overriding an existing tab with that ID.
|
|
$this->_help_tabs[ $args['id'] ] = $args;
|
|
}
|
|
|
|
/**
|
|
* Removes a help tab from the contextual help for the screen.
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @param string $id The help tab ID.
|
|
*/
|
|
public function remove_help_tab( $id ) {
|
|
unset( $this->_help_tabs[ $id ] );
|
|
}
|
|
|
|
/**
|
|
* Removes all help tabs from the contextual help for the screen.
|
|
*
|
|
* @since 3.3.0
|
|
*/
|
|
public function remove_help_tabs() {
|
|
$this->_help_tabs = array();
|
|
}
|
|
|
|
/**
|
|
* Gets the content from a contextual help sidebar.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return string Contents of the help sidebar.
|
|
*/
|
|
public function get_help_sidebar() {
|
|
return $this->_help_sidebar;
|
|
}
|
|
|
|
/**
|
|
* Add a sidebar to the contextual help for the screen.
|
|
* Call this in template files after admin.php is loaded and before admin-header.php is loaded to add a sidebar to the contextual help.
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @param string $content Sidebar content in plain text or HTML.
|
|
*/
|
|
public function set_help_sidebar( $content ) {
|
|
$this->_help_sidebar = $content;
|
|
}
|
|
|
|
/**
|
|
* Gets the number of layout columns the user has selected.
|
|
*
|
|
* The layout_columns option controls the max number and default number of
|
|
* columns. This method returns the number of columns within that range selected
|
|
* by the user via Screen Options. If no selection has been made, the default
|
|
* provisioned in layout_columns is returned. If the screen does not support
|
|
* selecting the number of layout columns, 0 is returned.
|
|
*
|
|
* @since 3.4.0
|
|
*
|
|
* @return int Number of columns to display.
|
|
*/
|
|
public function get_columns() {
|
|
return $this->columns;
|
|
}
|
|
|
|
/**
|
|
* Get the accessible hidden headings and text used in the screen.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @see set_screen_reader_content() For more information on the array format.
|
|
*
|
|
* @return array An associative array of screen reader text strings.
|
|
*/
|
|
public function get_screen_reader_content() {
|
|
return $this->_screen_reader_content;
|
|
}
|
|
|
|
/**
|
|
* Get a screen reader text string.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param string $key Screen reader text array named key.
|
|
* @return string Screen reader text string.
|
|
*/
|
|
public function get_screen_reader_text( $key ) {
|
|
if ( ! isset( $this->_screen_reader_content[ $key ] ) ) {
|
|
return null;
|
|
}
|
|
return $this->_screen_reader_content[ $key ];
|
|
}
|
|
|
|
/**
|
|
* Add accessible hidden headings and text for the screen.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param array $content {
|
|
* An associative array of screen reader text strings.
|
|
*
|
|
* @type string $heading_views Screen reader text for the filter links heading.
|
|
* Default 'Filter items list'.
|
|
* @type string $heading_pagination Screen reader text for the pagination heading.
|
|
* Default 'Items list navigation'.
|
|
* @type string $heading_list Screen reader text for the items list heading.
|
|
* Default 'Items list'.
|
|
* }
|
|
*/
|
|
public function set_screen_reader_content( $content = array() ) {
|
|
$defaults = array(
|
|
'heading_views' => __( 'Filter items list' ),
|
|
'heading_pagination' => __( 'Items list navigation' ),
|
|
'heading_list' => __( 'Items list' ),
|
|
);
|
|
$content = wp_parse_args( $content, $defaults );
|
|
|
|
$this->_screen_reader_content = $content;
|
|
}
|
|
|
|
/**
|
|
* Remove all the accessible hidden headings and text for the screen.
|
|
*
|
|
* @since 4.4.0
|
|
*/
|
|
public function remove_screen_reader_content() {
|
|
$this->_screen_reader_content = array();
|
|
}
|
|
|
|
/**
|
|
* Render the screen's help section.
|
|
*
|
|
* This will trigger the deprecated filters for backward compatibility.
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @global string $screen_layout_columns
|
|
*/
|
|
public function render_screen_meta() {
|
|
|
|
/**
|
|
* Filters the legacy contextual help list.
|
|
*
|
|
* @since 2.7.0
|
|
* @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
|
|
* get_current_screen()->remove_help_tab() instead.
|
|
*
|
|
* @param array $old_compat_help Old contextual help.
|
|
* @param WP_Screen $this Current WP_Screen instance.
|
|
*/
|
|
self::$_old_compat_help = apply_filters( 'contextual_help_list', self::$_old_compat_help, $this );
|
|
|
|
$old_help = isset( self::$_old_compat_help[ $this->id ] ) ? self::$_old_compat_help[ $this->id ] : '';
|
|
|
|
/**
|
|
* Filters the legacy contextual help text.
|
|
*
|
|
* @since 2.7.0
|
|
* @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
|
|
* get_current_screen()->remove_help_tab() instead.
|
|
*
|
|
* @param string $old_help Help text that appears on the screen.
|
|
* @param string $screen_id Screen ID.
|
|
* @param WP_Screen $this Current WP_Screen instance.
|
|
*
|
|
*/
|
|
$old_help = apply_filters( 'contextual_help', $old_help, $this->id, $this );
|
|
|
|
// Default help only if there is no old-style block of text and no new-style help tabs.
|
|
if ( empty( $old_help ) && ! $this->get_help_tabs() ) {
|
|
|
|
/**
|
|
* Filters the default legacy contextual help text.
|
|
*
|
|
* @since 2.8.0
|
|
* @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
|
|
* get_current_screen()->remove_help_tab() instead.
|
|
*
|
|
* @param string $old_help_default Default contextual help text.
|
|
*/
|
|
$default_help = apply_filters( 'default_contextual_help', '' );
|
|
if ( $default_help )
|
|
$old_help = '<p>' . $default_help . '</p>';
|
|
}
|
|
|
|
if ( $old_help ) {
|
|
$this->add_help_tab( array(
|
|
'id' => 'old-contextual-help',
|
|
'title' => __('Overview'),
|
|
'content' => $old_help,
|
|
) );
|
|
}
|
|
|
|
$help_sidebar = $this->get_help_sidebar();
|
|
|
|
$help_class = 'hidden';
|
|
if ( ! $help_sidebar )
|
|
$help_class .= ' no-sidebar';
|
|
|
|
// Time to render!
|
|
?>
|
|
<div id="screen-meta" class="metabox-prefs">
|
|
|
|
<div id="contextual-help-wrap" class="<?php echo esc_attr( $help_class ); ?>" tabindex="-1" aria-label="<?php esc_attr_e('Contextual Help Tab'); ?>">
|
|
<div id="contextual-help-back"></div>
|
|
<div id="contextual-help-columns">
|
|
<div class="contextual-help-tabs">
|
|
<ul>
|
|
<?php
|
|
$class = ' class="active"';
|
|
foreach ( $this->get_help_tabs() as $tab ) :
|
|
$link_id = "tab-link-{$tab['id']}";
|
|
$panel_id = "tab-panel-{$tab['id']}";
|
|
?>
|
|
|
|
<li id="<?php echo esc_attr( $link_id ); ?>"<?php echo $class; ?>>
|
|
<a href="<?php echo esc_url( "#$panel_id" ); ?>" aria-controls="<?php echo esc_attr( $panel_id ); ?>">
|
|
<?php echo esc_html( $tab['title'] ); ?>
|
|
</a>
|
|
</li>
|
|
<?php
|
|
$class = '';
|
|
endforeach;
|
|
?>
|
|
</ul>
|
|
</div>
|
|
|
|
<?php if ( $help_sidebar ) : ?>
|
|
<div class="contextual-help-sidebar">
|
|
<?php echo $help_sidebar; ?>
|
|
</div>
|
|
<?php endif; ?>
|
|
|
|
<div class="contextual-help-tabs-wrap">
|
|
<?php
|
|
$classes = 'help-tab-content active';
|
|
foreach ( $this->get_help_tabs() as $tab ):
|
|
$panel_id = "tab-panel-{$tab['id']}";
|
|
?>
|
|
|
|
<div id="<?php echo esc_attr( $panel_id ); ?>" class="<?php echo $classes; ?>">
|
|
<?php
|
|
// Print tab content.
|
|
echo $tab['content'];
|
|
|
|
// If it exists, fire tab callback.
|
|
if ( ! empty( $tab['callback'] ) )
|
|
call_user_func_array( $tab['callback'], array( $this, $tab ) );
|
|
?>
|
|
</div>
|
|
<?php
|
|
$classes = 'help-tab-content';
|
|
endforeach;
|
|
?>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<?php
|
|
// Setup layout columns
|
|
|
|
/**
|
|
* Filters the array of screen layout columns.
|
|
*
|
|
* This hook provides back-compat for plugins using the back-compat
|
|
* Filters instead of add_screen_option().
|
|
*
|
|
* @since 2.8.0
|
|
*
|
|
* @param array $empty_columns Empty array.
|
|
* @param string $screen_id Screen ID.
|
|
* @param WP_Screen $this Current WP_Screen instance.
|
|
*/
|
|
$columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );
|
|
|
|
if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) )
|
|
$this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) );
|
|
|
|
if ( $this->get_option( 'layout_columns' ) ) {
|
|
$this->columns = (int) get_user_option("screen_layout_$this->id");
|
|
|
|
if ( ! $this->columns && $this->get_option( 'layout_columns', 'default' ) )
|
|
$this->columns = $this->get_option( 'layout_columns', 'default' );
|
|
}
|
|
$GLOBALS[ 'screen_layout_columns' ] = $this->columns; // Set the global for back-compat.
|
|
|
|
// Add screen options
|
|
if ( $this->show_screen_options() )
|
|
$this->render_screen_options();
|
|
?>
|
|
</div>
|
|
<?php
|
|
if ( ! $this->get_help_tabs() && ! $this->show_screen_options() )
|
|
return;
|
|
?>
|
|
<div id="screen-meta-links">
|
|
<?php if ( $this->get_help_tabs() ) : ?>
|
|
<div id="contextual-help-link-wrap" class="hide-if-no-js screen-meta-toggle">
|
|
<button type="button" id="contextual-help-link" class="button show-settings" aria-controls="contextual-help-wrap" aria-expanded="false"><?php _e( 'Help' ); ?></button>
|
|
</div>
|
|
<?php endif;
|
|
if ( $this->show_screen_options() ) : ?>
|
|
<div id="screen-options-link-wrap" class="hide-if-no-js screen-meta-toggle">
|
|
<button type="button" id="show-settings-link" class="button show-settings" aria-controls="screen-options-wrap" aria-expanded="false"><?php _e( 'Screen Options' ); ?></button>
|
|
</div>
|
|
<?php endif; ?>
|
|
</div>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @global array $wp_meta_boxes
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function show_screen_options() {
|
|
global $wp_meta_boxes;
|
|
|
|
if ( is_bool( $this->_show_screen_options ) )
|
|
return $this->_show_screen_options;
|
|
|
|
$columns = get_column_headers( $this );
|
|
|
|
$show_screen = ! empty( $wp_meta_boxes[ $this->id ] ) || $columns || $this->get_option( 'per_page' );
|
|
|
|
switch ( $this->base ) {
|
|
case 'widgets':
|
|
$nonce = wp_create_nonce( 'widgets-access' );
|
|
$this->_screen_settings = '<p><a id="access-on" href="widgets.php?widgets-access=on&_wpnonce=' . urlencode( $nonce ) . '">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off&_wpnonce=' . urlencode( $nonce ) . '">' . __('Disable accessibility mode') . "</a></p>\n";
|
|
break;
|
|
case 'post' :
|
|
$expand = '<fieldset class="editor-expand hidden"><legend>' . __( 'Additional settings' ) . '</legend><label for="editor-expand-toggle">';
|
|
$expand .= '<input type="checkbox" id="editor-expand-toggle"' . checked( get_user_setting( 'editor_expand', 'on' ), 'on', false ) . ' />';
|
|
$expand .= __( 'Enable full-height editor and distraction-free functionality.' ) . '</label></fieldset>';
|
|
$this->_screen_settings = $expand;
|
|
break;
|
|
default:
|
|
$this->_screen_settings = '';
|
|
break;
|
|
}
|
|
|
|
/**
|
|
* Filters the screen settings text displayed in the Screen Options tab.
|
|
*
|
|
* This filter is currently only used on the Widgets screen to enable
|
|
* accessibility mode.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @param string $screen_settings Screen settings.
|
|
* @param WP_Screen $this WP_Screen object.
|
|
*/
|
|
$this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this );
|
|
|
|
if ( $this->_screen_settings || $this->_options )
|
|
$show_screen = true;
|
|
|
|
/**
|
|
* Filters whether to show the Screen Options tab.
|
|
*
|
|
* @since 3.2.0
|
|
*
|
|
* @param bool $show_screen Whether to show Screen Options tab.
|
|
* Default true.
|
|
* @param WP_Screen $this Current WP_Screen instance.
|
|
*/
|
|
$this->_show_screen_options = apply_filters( 'screen_options_show_screen', $show_screen, $this );
|
|
return $this->_show_screen_options;
|
|
}
|
|
|
|
/**
|
|
* Render the screen options tab.
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @param array $options {
|
|
* @type bool $wrap Whether the screen-options-wrap div will be included. Defaults to true.
|
|
* }
|
|
*/
|
|
public function render_screen_options( $options = array() ) {
|
|
$options = wp_parse_args( $options, array(
|
|
'wrap' => true,
|
|
) );
|
|
|
|
$wrapper_start = $wrapper_end = $form_start = $form_end = '';
|
|
|
|
// Output optional wrapper.
|
|
if ( $options['wrap'] ) {
|
|
$wrapper_start = '<div id="screen-options-wrap" class="hidden" tabindex="-1" aria-label="' . esc_attr__( 'Screen Options Tab' ) . '">';
|
|
$wrapper_end = '</div>';
|
|
}
|
|
|
|
// Don't output the form and nonce for the widgets accessibility mode links.
|
|
if ( 'widgets' !== $this->base ) {
|
|
$form_start = "\n<form id='adv-settings' method='post'>\n";
|
|
$form_end = "\n" . wp_nonce_field( 'screen-options-nonce', 'screenoptionnonce', false, false ) . "\n</form>\n";
|
|
}
|
|
|
|
echo $wrapper_start . $form_start;
|
|
|
|
$this->render_meta_boxes_preferences();
|
|
$this->render_list_table_columns_preferences();
|
|
$this->render_screen_layout();
|
|
$this->render_per_page_options();
|
|
$this->render_view_mode();
|
|
echo $this->_screen_settings;
|
|
|
|
/**
|
|
* Filters whether to show the Screen Options submit button.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param bool $show_button Whether to show Screen Options submit button.
|
|
* Default false.
|
|
* @param WP_Screen $this Current WP_Screen instance.
|
|
*/
|
|
$show_button = apply_filters( 'screen_options_show_submit', false, $this );
|
|
|
|
if ( $show_button ) {
|
|
submit_button( __( 'Apply' ), 'primary', 'screen-options-apply', true );
|
|
}
|
|
|
|
echo $form_end . $wrapper_end;
|
|
}
|
|
|
|
/**
|
|
* Render the meta boxes preferences.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @global array $wp_meta_boxes
|
|
*/
|
|
public function render_meta_boxes_preferences() {
|
|
global $wp_meta_boxes;
|
|
|
|
if ( ! isset( $wp_meta_boxes[ $this->id ] ) ) {
|
|
return;
|
|
}
|
|
?>
|
|
<fieldset class="metabox-prefs">
|
|
<legend><?php _e( 'Boxes' ); ?></legend>
|
|
<?php
|
|
meta_box_prefs( $this );
|
|
|
|
if ( 'dashboard' === $this->id && has_action( 'welcome_panel' ) && current_user_can( 'edit_theme_options' ) ) {
|
|
if ( isset( $_GET['welcome'] ) ) {
|
|
$welcome_checked = empty( $_GET['welcome'] ) ? 0 : 1;
|
|
update_user_meta( get_current_user_id(), 'show_welcome_panel', $welcome_checked );
|
|
} else {
|
|
$welcome_checked = get_user_meta( get_current_user_id(), 'show_welcome_panel', true );
|
|
if ( 2 == $welcome_checked && wp_get_current_user()->user_email != get_option( 'admin_email' ) ) {
|
|
$welcome_checked = false;
|
|
}
|
|
}
|
|
echo '<label for="wp_welcome_panel-hide">';
|
|
echo '<input type="checkbox" id="wp_welcome_panel-hide"' . checked( (bool) $welcome_checked, true, false ) . ' />';
|
|
echo _x( 'Welcome', 'Welcome panel' ) . "</label>\n";
|
|
}
|
|
?>
|
|
</fieldset>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render the list table columns preferences.
|
|
*
|
|
* @since 4.4.0
|
|
*/
|
|
public function render_list_table_columns_preferences() {
|
|
|
|
$columns = get_column_headers( $this );
|
|
$hidden = get_hidden_columns( $this );
|
|
|
|
if ( ! $columns ) {
|
|
return;
|
|
}
|
|
|
|
$legend = ! empty( $columns['_title'] ) ? $columns['_title'] : __( 'Columns' );
|
|
?>
|
|
<fieldset class="metabox-prefs">
|
|
<legend><?php echo $legend; ?></legend>
|
|
<?php
|
|
$special = array( '_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname' );
|
|
|
|
foreach ( $columns as $column => $title ) {
|
|
// Can't hide these for they are special
|
|
if ( in_array( $column, $special ) ) {
|
|
continue;
|
|
}
|
|
|
|
if ( empty( $title ) ) {
|
|
continue;
|
|
}
|
|
|
|
if ( 'comments' == $column ) {
|
|
$title = __( 'Comments' );
|
|
}
|
|
|
|
$id = "$column-hide";
|
|
echo '<label>';
|
|
echo '<input class="hide-column-tog" name="' . $id . '" type="checkbox" id="' . $id . '" value="' . $column . '"' . checked( ! in_array( $column, $hidden ), true, false ) . ' />';
|
|
echo "$title</label>\n";
|
|
}
|
|
?>
|
|
</fieldset>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render the option for number of columns on the page
|
|
*
|
|
* @since 3.3.0
|
|
*/
|
|
public function render_screen_layout() {
|
|
if ( ! $this->get_option( 'layout_columns' ) ) {
|
|
return;
|
|
}
|
|
|
|
$screen_layout_columns = $this->get_columns();
|
|
$num = $this->get_option( 'layout_columns', 'max' );
|
|
|
|
?>
|
|
<fieldset class='columns-prefs'>
|
|
<legend class="screen-layout"><?php _e( 'Layout' ); ?></legend><?php
|
|
for ( $i = 1; $i <= $num; ++$i ):
|
|
?>
|
|
<label class="columns-prefs-<?php echo $i; ?>">
|
|
<input type='radio' name='screen_columns' value='<?php echo esc_attr( $i ); ?>'
|
|
<?php checked( $screen_layout_columns, $i ); ?> />
|
|
<?php printf( _n( '%s column', '%s columns', $i ), number_format_i18n( $i ) ); ?>
|
|
</label>
|
|
<?php
|
|
endfor; ?>
|
|
</fieldset>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render the items per page option
|
|
*
|
|
* @since 3.3.0
|
|
*/
|
|
public function render_per_page_options() {
|
|
if ( null === $this->get_option( 'per_page' ) ) {
|
|
return;
|
|
}
|
|
|
|
$per_page_label = $this->get_option( 'per_page', 'label' );
|
|
if ( null === $per_page_label ) {
|
|
$per_page_label = __( 'Number of items per page:' );
|
|
}
|
|
|
|
$option = $this->get_option( 'per_page', 'option' );
|
|
if ( ! $option ) {
|
|
$option = str_replace( '-', '_', "{$this->id}_per_page" );
|
|
}
|
|
|
|
$per_page = (int) get_user_option( $option );
|
|
if ( empty( $per_page ) || $per_page < 1 ) {
|
|
$per_page = $this->get_option( 'per_page', 'default' );
|
|
if ( ! $per_page ) {
|
|
$per_page = 20;
|
|
}
|
|
}
|
|
|
|
if ( 'edit_comments_per_page' == $option ) {
|
|
$comment_status = isset( $_REQUEST['comment_status'] ) ? $_REQUEST['comment_status'] : 'all';
|
|
|
|
/** This filter is documented in wp-admin/includes/class-wp-comments-list-table.php */
|
|
$per_page = apply_filters( 'comments_per_page', $per_page, $comment_status );
|
|
} elseif ( 'categories_per_page' == $option ) {
|
|
/** This filter is documented in wp-admin/includes/class-wp-terms-list-table.php */
|
|
$per_page = apply_filters( 'edit_categories_per_page', $per_page );
|
|
} else {
|
|
/** This filter is documented in wp-admin/includes/class-wp-list-table.php */
|
|
$per_page = apply_filters( "{$option}", $per_page );
|
|
}
|
|
|
|
// Back compat
|
|
if ( isset( $this->post_type ) ) {
|
|
/** This filter is documented in wp-admin/includes/post.php */
|
|
$per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type );
|
|
}
|
|
|
|
// This needs a submit button
|
|
add_filter( 'screen_options_show_submit', '__return_true' );
|
|
|
|
?>
|
|
<fieldset class="screen-options">
|
|
<legend><?php _e( 'Pagination' ); ?></legend>
|
|
<?php if ( $per_page_label ) : ?>
|
|
<label for="<?php echo esc_attr( $option ); ?>"><?php echo $per_page_label; ?></label>
|
|
<input type="number" step="1" min="1" max="999" class="screen-per-page" name="wp_screen_options[value]"
|
|
id="<?php echo esc_attr( $option ); ?>" maxlength="3"
|
|
value="<?php echo esc_attr( $per_page ); ?>" />
|
|
<?php endif; ?>
|
|
<input type="hidden" name="wp_screen_options[option]" value="<?php echo esc_attr( $option ); ?>" />
|
|
</fieldset>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render the list table view mode preferences.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @global string $mode List table view mode.
|
|
*/
|
|
public function render_view_mode() {
|
|
$screen = get_current_screen();
|
|
|
|
// Currently only enabled for posts lists
|
|
if ( 'edit' !== $screen->base ) {
|
|
return;
|
|
}
|
|
|
|
$view_mode_post_types = get_post_types( array( 'hierarchical' => false, 'show_ui' => true ) );
|
|
|
|
/**
|
|
* Filters the post types that have different view mode options.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param array $view_mode_post_types Array of post types that can change view modes.
|
|
* Default hierarchical post types with show_ui on.
|
|
*/
|
|
$view_mode_post_types = apply_filters( 'view_mode_post_types', $view_mode_post_types );
|
|
|
|
if ( ! in_array( $this->post_type, $view_mode_post_types ) ) {
|
|
return;
|
|
}
|
|
|
|
global $mode;
|
|
|
|
// This needs a submit button
|
|
add_filter( 'screen_options_show_submit', '__return_true' );
|
|
?>
|
|
<fieldset class="metabox-prefs view-mode">
|
|
<legend><?php _e( 'View Mode' ); ?></legend>
|
|
<label for="list-view-mode">
|
|
<input id="list-view-mode" type="radio" name="mode" value="list" <?php checked( 'list', $mode ); ?> />
|
|
<?php _e( 'List View' ); ?>
|
|
</label>
|
|
<label for="excerpt-view-mode">
|
|
<input id="excerpt-view-mode" type="radio" name="mode" value="excerpt" <?php checked( 'excerpt', $mode ); ?> />
|
|
<?php _e( 'Excerpt View' ); ?>
|
|
</label>
|
|
</fieldset>
|
|
<?php
|
|
}
|
|
|
|
/**
|
|
* Render screen reader text.
|
|
*
|
|
* @since 4.4.0
|
|
*
|
|
* @param string $key The screen reader text array named key.
|
|
* @param string $tag Optional. The HTML tag to wrap the screen reader text. Default h2.
|
|
*/
|
|
public function render_screen_reader_content( $key = '', $tag = 'h2' ) {
|
|
|
|
if ( ! isset( $this->_screen_reader_content[ $key ] ) ) {
|
|
return;
|
|
}
|
|
echo "<$tag class='screen-reader-text'>" . $this->_screen_reader_content[ $key ] . "</$tag>";
|
|
}
|
|
}
|