126 lines
3.3 KiB
PHP
126 lines
3.3 KiB
PHP
<?php
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/**
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* Helper functions for displaying a list of items in an ajaxified HTML table.
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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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* Fetch an instance of a WP_List_Table class.
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*
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* @access private
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* @since 3.1.0
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*
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* @global string $hook_suffix
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*
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* @param string $class The type of the list table, which is the class name.
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* @param array $args Optional. Arguments to pass to the class. Accepts 'screen'.
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* @return object|bool Object on success, false if the class does not exist.
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*/
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function _get_list_table( $class, $args = array() ) {
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$core_classes = array(
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//Site Admin
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'WP_Posts_List_Table' => 'posts',
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'WP_Media_List_Table' => 'media',
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'WP_Terms_List_Table' => 'terms',
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'WP_Users_List_Table' => 'users',
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'WP_Comments_List_Table' => 'comments',
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'WP_Post_Comments_List_Table' => array( 'comments', 'post-comments' ),
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'WP_Links_List_Table' => 'links',
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'WP_Plugin_Install_List_Table' => 'plugin-install',
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'WP_Themes_List_Table' => 'themes',
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'WP_Theme_Install_List_Table' => array( 'themes', 'theme-install' ),
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'WP_Plugins_List_Table' => 'plugins',
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// Network Admin
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'WP_MS_Sites_List_Table' => 'ms-sites',
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'WP_MS_Users_List_Table' => 'ms-users',
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'WP_MS_Themes_List_Table' => 'ms-themes',
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);
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if ( isset( $core_classes[ $class ] ) ) {
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foreach ( (array) $core_classes[ $class ] as $required )
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require_once( ABSPATH . 'wp-admin/includes/class-wp-' . $required . '-list-table.php' );
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if ( isset( $args['screen'] ) )
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$args['screen'] = convert_to_screen( $args['screen'] );
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elseif ( isset( $GLOBALS['hook_suffix'] ) )
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$args['screen'] = get_current_screen();
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else
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$args['screen'] = null;
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return new $class( $args );
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}
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return false;
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}
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/**
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* Register column headers for a particular screen.
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*
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* @since 2.7.0
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*
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* @param string $screen The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions.
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* @param array $columns An array of columns with column IDs as the keys and translated column names as the values
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* @see get_column_headers(), print_column_headers(), get_hidden_columns()
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*/
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function register_column_headers($screen, $columns) {
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$wp_list_table = new _WP_List_Table_Compat($screen, $columns);
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}
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/**
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* Prints column headers for a particular screen.
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*
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* @since 2.7.0
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*/
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function print_column_headers($screen, $id = true) {
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$wp_list_table = new _WP_List_Table_Compat($screen);
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$wp_list_table->print_column_headers($id);
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}
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/**
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* Helper class to be used only by back compat functions
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*
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* @since 3.1.0
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*/
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class _WP_List_Table_Compat extends WP_List_Table {
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public $_screen;
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public $_columns;
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public function __construct( $screen, $columns = array() ) {
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if ( is_string( $screen ) )
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$screen = convert_to_screen( $screen );
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$this->_screen = $screen;
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if ( !empty( $columns ) ) {
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$this->_columns = $columns;
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add_filter( 'manage_' . $screen->id . '_columns', array( $this, 'get_columns' ), 0 );
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}
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}
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/**
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* @access protected
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*
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* @return array
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*/
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protected function get_column_info() {
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$columns = get_column_headers( $this->_screen );
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$hidden = get_hidden_columns( $this->_screen );
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$sortable = array();
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return array( $columns, $hidden, $sortable );
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}
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/**
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* @access public
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*
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* @return array
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*/
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public function get_columns() {
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return $this->_columns;
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}
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}
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