UI String */ function get_column_headers( $screen ) { if ( is_string( $screen ) ) $screen = convert_to_screen( $screen ); global $_wp_column_headers; if ( !isset( $_wp_column_headers[ $screen->id ] ) ) { $_wp_column_headers[ $screen->id ] = apply_filters( 'manage_' . $screen->id . '_columns', array() ); } return $_wp_column_headers[ $screen->id ]; } /** * Get a list of hidden columns. * * @since 2.7.0 * * @param string|object $screen The screen you want the hidden columns for * @return array */ function get_hidden_columns( $screen ) { if ( is_string( $screen ) ) $screen = convert_to_screen( $screen ); return (array) get_user_option( 'manage' . $screen->id . 'columnshidden' ); } /** * {@internal Missing Short Description}} * * @since 2.7.0 * * @param unknown_type $screen */ function meta_box_prefs($screen) { global $wp_meta_boxes; if ( is_string($screen) ) $screen = convert_to_screen($screen); if ( empty($wp_meta_boxes[$screen->id]) ) return; $hidden = get_hidden_meta_boxes($screen); foreach ( array_keys($wp_meta_boxes[$screen->id]) as $context ) { foreach ( array_keys($wp_meta_boxes[$screen->id][$context]) as $priority ) { foreach ( $wp_meta_boxes[$screen->id][$context][$priority] as $box ) { if ( false == $box || ! $box['title'] ) continue; // Submit box cannot be hidden if ( 'submitdiv' == $box['id'] || 'linksubmitdiv' == $box['id'] ) continue; $box_id = $box['id']; echo ''; echo ''; echo "{$box['title']}\n"; } } } } /** * Get Hidden Meta Boxes * * @since 2.7.0 * * @param string|object $screen Screen identifier * @return array Hidden Meta Boxes */ function get_hidden_meta_boxes( $screen ) { if ( is_string( $screen ) ) $screen = convert_to_screen( $screen ); $hidden = get_user_option( "metaboxhidden_{$screen->id}" ); // Hide slug boxes by default if ( !is_array( $hidden ) ) { if ( 'post' == $screen->base || 'page' == $screen->base ) $hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv'); else $hidden = array( 'slugdiv' ); $hidden = apply_filters('default_hidden_meta_boxes', $hidden, $screen); } return $hidden; } /** * {@internal Missing Short Description}} * * @since 2.7.0 */ function favorite_actions( $screen = null ) { $default_action = false; if ( is_string($screen) ) $screen = convert_to_screen($screen); if ( $screen->is_user ) return; if ( isset($screen->post_type) ) { $post_type_object = get_post_type_object($screen->post_type); if ( 'add' != $screen->action ) $default_action = array('post-new.php?post_type=' . $post_type_object->name => array($post_type_object->labels->new_item, $post_type_object->cap->edit_posts)); else $default_action = array('edit.php?post_type=' . $post_type_object->name => array($post_type_object->labels->name, $post_type_object->cap->edit_posts)); } if ( !$default_action ) { if ( $screen->is_network ) { $default_action = array('sites.php' => array( __('Sites'), 'manage_sites')); } else { switch ( $screen->id ) { case 'upload': $default_action = array('media-new.php' => array(__('New Media'), 'upload_files')); break; case 'media': $default_action = array('upload.php' => array(__('Edit Media'), 'upload_files')); break; case 'link-manager': case 'link': if ( 'add' != $screen->action ) $default_action = array('link-add.php' => array(__('New Link'), 'manage_links')); else $default_action = array('link-manager.php' => array(__('Edit Links'), 'manage_links')); break; case 'users': $default_action = array('user-new.php' => array(__('New User'), 'create_users')); break; case 'user': $default_action = array('users.php' => array(__('Edit Users'), 'edit_users')); break; case 'plugins': $default_action = array('plugin-install.php' => array(__('Install Plugins'), 'install_plugins')); break; case 'plugin-install': $default_action = array('plugins.php' => array(__('Manage Plugins'), 'activate_plugins')); break; case 'themes': $default_action = array('theme-install.php' => array(__('Install Themes'), 'install_themes')); break; case 'theme-install': $default_action = array('themes.php' => array(__('Manage Themes'), 'switch_themes')); break; default: $default_action = array('post-new.php' => array(__('New Post'), 'edit_posts')); break; } } } if ( !$screen->is_network ) { $actions = array( 'post-new.php' => array(__('New Post'), 'edit_posts'), 'edit.php?post_status=draft' => array(__('Drafts'), 'edit_posts'), 'post-new.php?post_type=page' => array(__('New Page'), 'edit_pages'), 'media-new.php' => array(__('Upload'), 'upload_files'), 'edit-comments.php' => array(__('Comments'), 'moderate_comments') ); } else { $actions = array( 'sites.php' => array( __('Sites'), 'manage_sites'), 'users.php' => array( __('Users'), 'manage_network_users') ); } $default_key = array_keys($default_action); $default_key = $default_key[0]; if ( isset($actions[$default_key]) ) unset($actions[$default_key]); $actions = array_merge($default_action, $actions); $actions = apply_filters( 'favorite_actions', $actions, $screen ); $allowed_actions = array(); foreach ( $actions as $action => $data ) { if ( current_user_can($data[1]) ) $allowed_actions[$action] = $data[0]; } if ( empty($allowed_actions) ) return; $first = array_keys($allowed_actions); $first = $first[0]; echo '

'; echo '

'; array_shift($allowed_actions); foreach ( $allowed_actions as $action => $label) { echo "

"; echo $label; echo "

\n"; } echo "

\n"; } /** * Convert a screen string to a screen object * * @since 3.0.0 * * @param string $screen The name of the screen * @return object An object containing the safe screen name and id */ function convert_to_screen( $screen ) { $screen = str_replace( array('.php', '-new', '-add', '-network', '-user' ), '', $screen); if ( is_network_admin() ) $screen .= '-network'; elseif ( is_user_admin() ) $screen .= '-user'; $screen = (string) apply_filters( 'screen_meta_screen', $screen ); $screen = (object) array('id' => $screen, 'base' => $screen); return $screen; } /** * Add contextual help text for a page. * * Creates a 'Screen Info' help tab. * * @since 2.7.0 * * @param string $screen The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions. * @param string $help The content of a 'Screen Info' help tab. * * @todo: deprecate? */ function add_contextual_help($screen, $help) { global $_wp_contextual_help; if ( is_string($screen) ) $screen = convert_to_screen($screen); if ( !isset($_wp_contextual_help) ) $_wp_contextual_help = array(); $_wp_contextual_help[$screen->id] = $help; } /** * Register and configure an admin screen option * * @since 3.1.0 * * @param string $option An option name. * @param mixed $args Option-dependent arguments. * @return void */ function add_screen_option( $option, $args = array() ) { $current_screen = get_current_screen(); if ( ! $current_screen ) return; return $current_screen->add_option( $option, $args ); } function screen_icon( $screen = '' ) { echo get_screen_icon( $screen ); } function get_screen_icon( $screen = '' ) { global $current_screen, $typenow; if ( empty($screen) ) $screen = $current_screen; elseif ( is_string($screen) ) $name = $screen; $class = 'icon32'; if ( empty($name) ) { if ( !empty($screen->parent_base) ) $name = $screen->parent_base; else $name = $screen->base; if ( 'edit' == $name && isset($screen->post_type) && 'page' == $screen->post_type ) $name = 'edit-pages'; $post_type = ''; if ( isset( $screen->post_type ) ) $post_type = $screen->post_type; elseif ( $current_screen == $screen ) $post_type = $typenow; if ( $post_type ) $class .= ' ' . sanitize_html_class( 'icon32-posts-' . $post_type ); } return '

'; } /** * Get the current screen object * * @since 3.1.0 * * @return object Current screen object */ function get_current_screen() { global $current_screen; if ( !isset($current_screen) ) return null; return $current_screen; } /** * Set the current screen object * * @since 3.0.0 * * @uses $current_screen * * @param string $id Screen id, optional. */ function set_current_screen( $id = '' ) { global $current_screen; $current_screen = new WP_Screen( $id ); $current_screen = apply_filters('current_screen', $current_screen); } /** * A class representing the current admin screen. * * @since 3.3.0 * @access public */ final class WP_Screen { /** * Any action associated with the screen. 'add' for *-add.php and *-new.php screens. Empty otherwise. * * @since 3.3.0 * @var string * @access public */ public $action = ''; /** * The base type of the screen. This is typically the same as $id but with any post types and taxonomies stripped. * For example, for an $id of 'edit-post' the base is 'edit'. * * @since 3.3.0 * @var string * @access public */ public $base; /** * The unique ID of the screen. * * @since 3.3.0 * @var string * @access public */ public $id; /** * Whether the screen is in the network admin. * * @since 3.3.0 * @var bool * @access public */ public $is_network; /** * Whether the screen is in the user admin. * * @since 3.3.0 * @var bool * @access public */ public $is_user; /** * The base menu parent. * This is derived from $parent_file by removing the query string and any .php extension. * $parent_file values of 'edit.php?post_type=page' and 'edit.php?post_type=post' have a $parent_base of 'edit'. * * @since 3.3.0 * @var string * @access public */ public $parent_base; /** * The parent_file for the screen per the admin menu system. * Some $parent_file values are 'edit.php?post_type=page', 'edit.php', and 'options-general.php'. * * @since 3.3.0 * @var string * @access public */ public $parent_file; /** * The post type associated with the screen, if any. * The 'edit.php?post_type=page' screen has a post type of 'page'. * * @since 3.3.0 * @var string * @access public */ public $post_type; /** * The taxonomy associated with the screen, if any. * The 'edit-tags.php?taxonomy=category' screen has a taxonomy of 'category'. * @since 3.3.0 * @var string * @access public */ public $taxonomy; /** * The help tab data associated with the screen, if any. * * @since 3.3.0 * @var array * @access private */ private $_help_tabs = array(); /** * The help sidebar data associated with the screen, if any. * * @since 3.3.0 * @var string * @access private */ private $_help_sidebar = ''; /** * The screen options associated with the screen, if any. * * @since 3.3.0 * @var array * @access private */ private $_options = array(); /** * Stores the result of the public show_screen_options function. * * @since 3.3.0 * @var bool * @access private */ private $_show_screen_options; /** * Stores the 'screen_settings' section of screen options. * * @since 3.3.0 * @var string * @access private */ private $_screen_settings; /** * Constructor * * @since 3.3.0 * * @param string $id A screen id. If empty, the $hook_suffix global is used to derive the ID. */ public function __construct( $id = '' ) { global $hook_suffix, $typenow, $taxnow; $action = ''; if ( empty( $id ) ) { $screen = $hook_suffix; $screen = str_replace('.php', '', $screen); if ( preg_match('/-add|-new$/', $screen) ) $action = 'add'; $screen = str_replace('-new', '', $screen); $screen = str_replace('-add', '', $screen); $this->id = $this->base = $screen; } else { $id = sanitize_key( $id ); if ( false !== strpos($id, '-') ) { list( $id, $typenow ) = explode('-', $id, 2); if ( taxonomy_exists( $typenow ) ) { $id = 'edit-tags'; $taxnow = $typenow; $typenow = ''; } } $this->id = $this->base = $id; } $this->action = $action; // Map index to dashboard if ( 'index' == $this->base ) $this->base = 'dashboard'; if ( 'index' == $this->id ) $this->id = 'dashboard'; if ( 'edit' == $this->id ) { if ( empty($typenow) ) $typenow = 'post'; $this->id .= '-' . $typenow; $this->post_type = $typenow; } elseif ( 'post' == $this->id ) { if ( empty($typenow) ) $typenow = 'post'; $this->id = $typenow; $this->post_type = $typenow; } elseif ( 'edit-tags' == $this->id ) { if ( empty($taxnow) ) $taxnow = 'post_tag'; $this->id = 'edit-' . $taxnow; $this->taxonomy = $taxnow; } $this->is_network = is_network_admin(); $this->is_user = is_user_admin(); if ( $this->is_network ) { $this->base .= '-network'; $this->id .= '-network'; } elseif ( $this->is_user ) { $this->base .= '-user'; $this->id .= '-user'; } } /** * Set the parent information for the screen. * This is called in admin-header.php after the menu parent for the screen has been determined. * * @since 3.3.0 * * @param string $parent_file The parent file of the screen. Typically the $parent_file global. */ function set_parentage( $parent_file ) { $this->parent_file = $parent_file; $this->parent_base = preg_replace('/\?.*$/', '', $parent_file); $this->parent_base = str_replace('.php', '', $this->parent_base); } /** * Adds an option for the screen. * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add screen options. * * @since 3.3.0 * * @param string $option Option ID * @param mixed $args Option-dependent arguments. */ public function add_option( $option, $args = array() ) { $this->_options[ $option ] = $args; } /** * Add a help tab 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 contextual help tabs. * * @since 3.3.0 * * @param array $args * - string - title - Title for the tab. * - string - id - Tab ID. Must be HTML-safe. * - string - content - Help tab content in plain text or HTML. Optional. * - callback - callback - A callback to generate the tab content. Optional. * */ public function add_help_tab( $args ) { $defaults = array( 'title' => false, 'id' => false, 'content' => '', 'callback' => false, ); $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; $this->_help_tabs[] = $args; } /** * 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 add_help_sidebar( $content ) { $this->_help_sidebar = $content; } /** * Render the screen's help section. * * This will trigger the deprecated filters for backwards compatibility. * * @since 3.3.0 */ public function render_screen_meta() { global $_wp_contextual_help; // Call old contextual_help_list filter. if ( ! isset( $_wp_contextual_help ) ) $_wp_contextual_help = array(); $_wp_contextual_help = apply_filters( 'contextual_help_list', $_wp_contextual_help, $this ); if ( isset( $_wp_contextual_help[ $this->id ] ) || ! $this->_help_tabs ) { // Call old contextual_help filter. if ( isset( $_wp_contextual_help[ $this->id ] ) ) $contextual_help = apply_filters( 'contextual_help', $_wp_contextual_help[ $this->id ], $this->id, $this ); if ( empty( $contextual_help ) ) { $default_help = __( 'Documentation' ); $default_help .= '
'; $default_help .= __( 'Support Forums' ); $contextual_help = '

' . apply_filters( 'default_contextual_help', $default_help ) . '

'; } $this->add_help_tab( array( 'id' => 'contextual-help', 'title' => __('Screen Info'), 'content' => $contextual_help, ) ); } // Add screen options tab if ( $this->show_screen_options() ) { $this->add_help_tab( array( 'id' => 'screen-options', 'title' => __('Screen Options'), 'callback' => array( $this, 'render_screen_options' ), ) ); $_options_tab = array_pop( $this->_help_tabs ); array_unshift( $this->_help_tabs, $_options_tab ); } // Time to render! ?>

_show_screen_options ) ) return $this->_show_screen_options; $columns = get_column_headers( $this ); $show_screen = false; if ( ! empty( $wp_meta_boxes[ $this->id ] ) || ! empty( $columns ) ) $show_screen = true; // Check if there are per-page options. $show_screen = $show_screen || isset( $this->_options['per_page'] ); $this->_screen_settings = apply_filters( 'screen_settings', '', $this ); switch ( $this->id ) { case 'widgets': $this->_screen_settings = '

' . __('Enable accessibility mode') . '' . __('Disable accessibility mode') . "

\n"; $show_screen = true; break; } if ( ! empty( $this->_screen_settings ) ) $show_screen = true; if ( ! empty( $this->_options ) ) $show_screen = true; $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 */ public function render_screen_options() { global $wp_meta_boxes, $wp_list_table; $columns = get_column_headers( $this ); $hidden = get_hidden_columns( $this ); ?> id, $this ); if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) ) $this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) ); if ( ! isset( $this->_options['layout_columns'] ) ) { $screen_layout_columns = 0; return; } $screen_layout_columns = get_user_option("screen_layout_$this->id"); $num = $this->_options['layout_columns']['max']; if ( ! $screen_layout_columns || 'auto' == $screen_layout_columns ) { if ( isset( $this->_options['layout_columns']['default'] ) ) $screen_layout_columns = $this->_options['layout_columns']['default']; } ?>

_options['per_page'] ) ) return; $per_page_label = $this->_options['per_page']['label']; if ( empty( $this->_options['per_page']['option'] ) ) { $option = str_replace( '-', '_', "{$this->id}_per_page" ); } else { $option = $this->_options['per_page']['option']; } $per_page = (int) get_user_option( $option ); if ( empty( $per_page ) || $per_page < 1 ) { if ( isset($this->_options['per_page']['default']) ) $per_page = $this->_options['per_page']['default']; else $per_page = 20; } if ( 'edit_comments_per_page' == $option ) { $comment_status = isset( $_REQUEST['comment_status'] ) ? $_REQUEST['comment_status'] : 'all'; $per_page = apply_filters( 'comments_per_page', $per_page, $comment_status ); } elseif ( 'categories_per_page' == $option ) { $per_page = apply_filters( 'edit_categories_per_page', $per_page ); } else { $per_page = apply_filters( $option, $per_page ); } // Back compat if ( isset( $this->post_type ) ) $per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type ); ?>