angelovcom.net

screen.php (6355B)

---

 <?php
 /**
  * WordPress Administration Screen API.
  *
  * @package WordPress
  * @subpackage Administration
  */
 
 /**
  * Get the column headers for a screen
  *
  * @since 2.7.0
  *
  * @param string|WP_Screen $screen The screen you want the headers for
  * @return string[] The column header labels keyed by column ID.
  */
 function get_column_headers( $screen ) {
 	static $column_headers = array();
 
 	if ( is_string( $screen ) ) {
 		$screen = convert_to_screen( $screen );
 	}
 
 	if ( ! isset( $column_headers[ $screen->id ] ) ) {
 		/**
 		 * Filters the column headers for a list table on a specific screen.
 		 *
 		 * The dynamic portion of the hook name, `$screen->id`, refers to the
 		 * ID of a specific screen. For example, the screen ID for the Posts
 		 * list table is edit-post, so the filter for that screen would be
 		 * manage_edit-post_columns.
 		 *
 		 * @since 3.0.0
 		 *
 		 * @param string[] $columns The column header labels keyed by column ID.
 		 */
 		$column_headers[ $screen->id ] = apply_filters( "manage_{$screen->id}_columns", array() );
 	}
 
 	return $column_headers[ $screen->id ];
 }
 
 /**
  * Get a list of hidden columns.
  *
  * @since 2.7.0
  *
  * @param string|WP_Screen $screen The screen you want the hidden columns for
  * @return string[] Array of IDs of hidden columns.
  */
 function get_hidden_columns( $screen ) {
 	if ( is_string( $screen ) ) {
 		$screen = convert_to_screen( $screen );
 	}
 
 	$hidden = get_user_option( 'manage' . $screen->id . 'columnshidden' );
 
 	$use_defaults = ! is_array( $hidden );
 
 	if ( $use_defaults ) {
 		$hidden = array();
 
 		/**
 		 * Filters the default list of hidden columns.
 		 *
 		 * @since 4.4.0
 		 *
 		 * @param string[]  $hidden Array of IDs of columns hidden by default.
 		 * @param WP_Screen $screen WP_Screen object of the current screen.
 		 */
 		$hidden = apply_filters( 'default_hidden_columns', $hidden, $screen );
 	}
 
 	/**
 	 * Filters the list of hidden columns.
 	 *
 	 * @since 4.4.0
 	 * @since 4.4.1 Added the `use_defaults` parameter.
 	 *
 	 * @param string[]  $hidden       Array of IDs of hidden columns.
 	 * @param WP_Screen $screen       WP_Screen object of the current screen.
 	 * @param bool      $use_defaults Whether to show the default columns.
 	 */
 	return apply_filters( 'hidden_columns', $hidden, $screen, $use_defaults );
 }
 
 /**
  * Prints the meta box preferences for screen meta.
  *
  * @since 2.7.0
  *
  * @global array $wp_meta_boxes
  *
  * @param WP_Screen $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( 'high', 'core', 'default', 'low' ) as $priority ) {
 			if ( ! isset( $wp_meta_boxes[ $screen->id ][ $context ][ $priority ] ) ) {
 				continue;
 			}
 
 			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;
 				}
 
 				$widget_title = $box['title'];
 
 				if ( is_array( $box['args'] ) && isset( $box['args']['__widget_basename'] ) ) {
 					$widget_title = $box['args']['__widget_basename'];
 				}
 
 				$is_hidden = in_array( $box['id'], $hidden, true );
 
 				printf(
 					'<label for="%1$s-hide"><input class="hide-postbox-tog" name="%1$s-hide" type="checkbox" id="%1$s-hide" value="%1$s" %2$s />%3$s</label>',
 					esc_attr( $box['id'] ),
 					checked( $is_hidden, false, false ),
 					$widget_title
 				);
 			}
 		}
 	}
 }
 
 /**
  * Gets an array of IDs of hidden meta boxes.
  *
  * @since 2.7.0
  *
  * @param string|WP_Screen $screen Screen identifier
  * @return string[] IDs of 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}" );
 
 	$use_defaults = ! is_array( $hidden );
 
 	// Hide slug boxes by default.
 	if ( $use_defaults ) {
 		$hidden = array();
 
 		if ( 'post' === $screen->base ) {
 			if ( in_array( $screen->post_type, array( 'post', 'page', 'attachment' ), true ) ) {
 				$hidden = array( 'slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv' );
 			} else {
 				$hidden = array( 'slugdiv' );
 			}
 		}
 
 		/**
 		 * Filters the default list of hidden meta boxes.
 		 *
 		 * @since 3.1.0
 		 *
 		 * @param string[]  $hidden An array of IDs of meta boxes hidden by default.
 		 * @param WP_Screen $screen WP_Screen object of the current screen.
 		 */
 		$hidden = apply_filters( 'default_hidden_meta_boxes', $hidden, $screen );
 	}
 
 	/**
 	 * Filters the list of hidden meta boxes.
 	 *
 	 * @since 3.3.0
 	 *
 	 * @param string[]  $hidden       An array of IDs of hidden meta boxes.
 	 * @param WP_Screen $screen       WP_Screen object of the current screen.
 	 * @param bool      $use_defaults Whether to show the default meta boxes.
 	 *                                Default true.
 	 */
 	return apply_filters( 'hidden_meta_boxes', $hidden, $screen, $use_defaults );
 }
 
 /**
  * Register and configure an admin screen option
  *
  * @since 3.1.0
  *
  * @param string $option An option name.
  * @param mixed  $args   Option-dependent arguments.
  */
 function add_screen_option( $option, $args = array() ) {
 	$current_screen = get_current_screen();
 
 	if ( ! $current_screen ) {
 		return;
 	}
 
 	$current_screen->add_option( $option, $args );
 }
 
 /**
  * Get the current screen object
  *
  * @since 3.1.0
  *
  * @global WP_Screen $current_screen WordPress current screen object.
  *
  * @return WP_Screen|null Current screen object or null when screen not defined.
  */
 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
  *
  * @param string|WP_Screen $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen,
  *                                    or an existing screen object.
  */
 function set_current_screen( $hook_name = '' ) {
 	WP_Screen::get( $hook_name )->set_current_screen();
 }