384 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			384 lines
		
	
	
		
			9.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * Build Administration Menu.
 | |
|  *
 | |
|  * @package WordPress
 | |
|  * @subpackage Administration
 | |
|  */
 | |
| 
 | |
| if ( is_network_admin() ) {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the Network Admin.
 | |
| 	 *
 | |
| 	 * The hook fires before menus and sub-menus are removed based on user privileges.
 | |
| 	 *
 | |
| 	 * @since 3.1.0
 | |
| 	 * @access private
 | |
| 	 */
 | |
| 	do_action( '_network_admin_menu' );
 | |
| } elseif ( is_user_admin() ) {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the User Admin.
 | |
| 	 *
 | |
| 	 * The hook fires before menus and sub-menus are removed based on user privileges.
 | |
| 	 *
 | |
| 	 * @since 3.1.0
 | |
| 	 * @access private
 | |
| 	 */
 | |
| 	do_action( '_user_admin_menu' );
 | |
| } else {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the admin.
 | |
| 	 *
 | |
| 	 * The hook fires before menus and sub-menus are removed based on user privileges.
 | |
| 	 *
 | |
| 	 * @since 2.2.0
 | |
| 	 * @access private
 | |
| 	 */
 | |
| 	do_action( '_admin_menu' );
 | |
| }
 | |
| 
 | |
| // Create list of page plugin hook names.
 | |
| foreach ( $menu as $menu_page ) {
 | |
| 	$pos = strpos( $menu_page[2], '?' );
 | |
| 
 | |
| 	if ( false !== $pos ) {
 | |
| 		// Handle post_type=post|page|foo pages.
 | |
| 		$hook_name = substr( $menu_page[2], 0, $pos );
 | |
| 		$hook_args = substr( $menu_page[2], $pos + 1 );
 | |
| 		wp_parse_str( $hook_args, $hook_args );
 | |
| 
 | |
| 		// Set the hook name to be the post type.
 | |
| 		if ( isset( $hook_args['post_type'] ) ) {
 | |
| 			$hook_name = $hook_args['post_type'];
 | |
| 		} else {
 | |
| 			$hook_name = basename( $hook_name, '.php' );
 | |
| 		}
 | |
| 		unset( $hook_args );
 | |
| 	} else {
 | |
| 		$hook_name = basename( $menu_page[2], '.php' );
 | |
| 	}
 | |
| 
 | |
| 	$hook_name = sanitize_title( $hook_name );
 | |
| 
 | |
| 	if ( isset( $compat[ $hook_name ] ) ) {
 | |
| 		$hook_name = $compat[ $hook_name ];
 | |
| 	} elseif ( ! $hook_name ) {
 | |
| 		continue;
 | |
| 	}
 | |
| 
 | |
| 	$admin_page_hooks[ $menu_page[2] ] = $hook_name;
 | |
| }
 | |
| unset( $menu_page, $compat );
 | |
| 
 | |
| $_wp_submenu_nopriv = array();
 | |
| $_wp_menu_nopriv    = array();
 | |
| // Loop over submenus and remove pages for which the user does not have privs.
 | |
| foreach ( $submenu as $parent => $sub ) {
 | |
| 	foreach ( $sub as $index => $data ) {
 | |
| 		if ( ! current_user_can( $data[1] ) ) {
 | |
| 			unset( $submenu[ $parent ][ $index ] );
 | |
| 			$_wp_submenu_nopriv[ $parent ][ $data[2] ] = true;
 | |
| 		}
 | |
| 	}
 | |
| 	unset( $index, $data );
 | |
| 
 | |
| 	if ( empty( $submenu[ $parent ] ) ) {
 | |
| 		unset( $submenu[ $parent ] );
 | |
| 	}
 | |
| }
 | |
| unset( $sub, $parent );
 | |
| 
 | |
| /*
 | |
|  * Loop over the top-level menu.
 | |
|  * Menus for which the original parent is not accessible due to lack of privileges
 | |
|  * will have the next submenu in line be assigned as the new menu parent.
 | |
|  */
 | |
| foreach ( $menu as $id => $data ) {
 | |
| 	if ( empty( $submenu[ $data[2] ] ) ) {
 | |
| 		continue;
 | |
| 	}
 | |
| 
 | |
| 	$subs       = $submenu[ $data[2] ];
 | |
| 	$first_sub  = reset( $subs );
 | |
| 	$old_parent = $data[2];
 | |
| 	$new_parent = $first_sub[2];
 | |
| 
 | |
| 	/*
 | |
| 	 * If the first submenu is not the same as the assigned parent,
 | |
| 	 * make the first submenu the new parent.
 | |
| 	 */
 | |
| 	if ( $new_parent !== $old_parent ) {
 | |
| 		$_wp_real_parent_file[ $old_parent ] = $new_parent;
 | |
| 
 | |
| 		$menu[ $id ][2] = $new_parent;
 | |
| 
 | |
| 		foreach ( $submenu[ $old_parent ] as $index => $data ) {
 | |
| 			$submenu[ $new_parent ][ $index ] = $submenu[ $old_parent ][ $index ];
 | |
| 			unset( $submenu[ $old_parent ][ $index ] );
 | |
| 		}
 | |
| 		unset( $submenu[ $old_parent ], $index );
 | |
| 
 | |
| 		if ( isset( $_wp_submenu_nopriv[ $old_parent ] ) ) {
 | |
| 			$_wp_submenu_nopriv[ $new_parent ] = $_wp_submenu_nopriv[ $old_parent ];
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| unset( $id, $data, $subs, $first_sub, $old_parent, $new_parent );
 | |
| 
 | |
| if ( is_network_admin() ) {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the Network Admin.
 | |
| 	 *
 | |
| 	 * @since 3.1.0
 | |
| 	 *
 | |
| 	 * @param string $context Empty context.
 | |
| 	 */
 | |
| 	do_action( 'network_admin_menu', '' );
 | |
| } elseif ( is_user_admin() ) {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the User Admin.
 | |
| 	 *
 | |
| 	 * @since 3.1.0
 | |
| 	 *
 | |
| 	 * @param string $context Empty context.
 | |
| 	 */
 | |
| 	do_action( 'user_admin_menu', '' );
 | |
| } else {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires before the administration menu loads in the admin.
 | |
| 	 *
 | |
| 	 * @since 1.5.0
 | |
| 	 *
 | |
| 	 * @param string $context Empty context.
 | |
| 	 */
 | |
| 	do_action( 'admin_menu', '' );
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Remove menus that have no accessible submenus and require privileges
 | |
|  * that the user does not have. Run re-parent loop again.
 | |
|  */
 | |
| foreach ( $menu as $id => $data ) {
 | |
| 	if ( ! current_user_can( $data[1] ) ) {
 | |
| 		$_wp_menu_nopriv[ $data[2] ] = true;
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * If there is only one submenu and it is has same destination as the parent,
 | |
| 	 * remove the submenu.
 | |
| 	 */
 | |
| 	if ( ! empty( $submenu[ $data[2] ] ) && 1 === count( $submenu[ $data[2] ] ) ) {
 | |
| 		$subs      = $submenu[ $data[2] ];
 | |
| 		$first_sub = reset( $subs );
 | |
| 
 | |
| 		if ( $data[2] === $first_sub[2] ) {
 | |
| 			unset( $submenu[ $data[2] ] );
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// If submenu is empty...
 | |
| 	if ( empty( $submenu[ $data[2] ] ) ) {
 | |
| 		// And user doesn't have privs, remove menu.
 | |
| 		if ( isset( $_wp_menu_nopriv[ $data[2] ] ) ) {
 | |
| 			unset( $menu[ $id ] );
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| unset( $id, $data, $subs, $first_sub );
 | |
| 
 | |
| /**
 | |
|  * Adds a CSS class to a string.
 | |
|  *
 | |
|  * @since 2.7.0
 | |
|  *
 | |
|  * @param string $class_to_add The CSS class to add.
 | |
|  * @param string $classes      The string to add the CSS class to.
 | |
|  * @return string The string with the CSS class added.
 | |
|  */
 | |
| function add_cssclass( $class_to_add, $classes ) {
 | |
| 	if ( empty( $classes ) ) {
 | |
| 		return $class_to_add;
 | |
| 	}
 | |
| 
 | |
| 	return $classes . ' ' . $class_to_add;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Adds CSS classes for top-level administration menu items.
 | |
|  *
 | |
|  * The list of added classes includes `.menu-top-first` and `.menu-top-last`.
 | |
|  *
 | |
|  * @since 2.7.0
 | |
|  *
 | |
|  * @param array $menu The array of administration menu items.
 | |
|  * @return array The array of administration menu items with the CSS classes added.
 | |
|  */
 | |
| function add_menu_classes( $menu ) {
 | |
| 	$first_item  = false;
 | |
| 	$last_order  = false;
 | |
| 	$items_count = count( $menu );
 | |
| 
 | |
| 	$i = 0;
 | |
| 
 | |
| 	foreach ( $menu as $order => $top ) {
 | |
| 		++$i;
 | |
| 
 | |
| 		if ( 0 === $order ) { // Dashboard is always shown/single.
 | |
| 			$menu[0][4] = add_cssclass( 'menu-top-first', $top[4] );
 | |
| 			$last_order = 0;
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		if ( str_starts_with( $top[2], 'separator' ) && false !== $last_order ) { // If separator.
 | |
| 			$first_item = true;
 | |
| 			$classes    = $menu[ $last_order ][4];
 | |
| 
 | |
| 			$menu[ $last_order ][4] = add_cssclass( 'menu-top-last', $classes );
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		if ( $first_item ) {
 | |
| 			$first_item = false;
 | |
| 			$classes    = $menu[ $order ][4];
 | |
| 
 | |
| 			$menu[ $order ][4] = add_cssclass( 'menu-top-first', $classes );
 | |
| 		}
 | |
| 
 | |
| 		if ( $i === $items_count ) { // Last item.
 | |
| 			$classes = $menu[ $order ][4];
 | |
| 
 | |
| 			$menu[ $order ][4] = add_cssclass( 'menu-top-last', $classes );
 | |
| 		}
 | |
| 
 | |
| 		$last_order = $order;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Filters administration menu array with classes added for top-level items.
 | |
| 	 *
 | |
| 	 * @since 2.7.0
 | |
| 	 *
 | |
| 	 * @param array $menu Associative array of administration menu items.
 | |
| 	 */
 | |
| 	return apply_filters( 'add_menu_classes', $menu );
 | |
| }
 | |
| 
 | |
| uksort( $menu, 'strnatcasecmp' ); // Make it all pretty.
 | |
| 
 | |
| /**
 | |
|  * Filters whether to enable custom ordering of the administration menu.
 | |
|  *
 | |
|  * See the {@see 'menu_order'} filter for reordering menu items.
 | |
|  *
 | |
|  * @since 2.8.0
 | |
|  *
 | |
|  * @param bool $custom Whether custom ordering is enabled. Default false.
 | |
|  */
 | |
| if ( apply_filters( 'custom_menu_order', false ) ) {
 | |
| 	$menu_order = array();
 | |
| 
 | |
| 	foreach ( $menu as $menu_item ) {
 | |
| 		$menu_order[] = $menu_item[2];
 | |
| 	}
 | |
| 	unset( $menu_item );
 | |
| 
 | |
| 	$default_menu_order = $menu_order;
 | |
| 
 | |
| 	/**
 | |
| 	 * Filters the order of administration menu items.
 | |
| 	 *
 | |
| 	 * A truthy value must first be passed to the {@see 'custom_menu_order'} filter
 | |
| 	 * for this filter to work. Use the following to enable custom menu ordering:
 | |
| 	 *
 | |
| 	 *     add_filter( 'custom_menu_order', '__return_true' );
 | |
| 	 *
 | |
| 	 * @since 2.8.0
 | |
| 	 *
 | |
| 	 * @param array $menu_order An ordered array of menu items.
 | |
| 	 */
 | |
| 	$menu_order = apply_filters( 'menu_order', $menu_order );
 | |
| 	$menu_order = array_flip( $menu_order );
 | |
| 
 | |
| 	$default_menu_order = array_flip( $default_menu_order );
 | |
| 
 | |
| 	/**
 | |
| 	 * @global array $menu_order
 | |
| 	 * @global array $default_menu_order
 | |
| 	 *
 | |
| 	 * @param array $a
 | |
| 	 * @param array $b
 | |
| 	 * @return int
 | |
| 	 */
 | |
| 	function sort_menu( $a, $b ) {
 | |
| 		global $menu_order, $default_menu_order;
 | |
| 
 | |
| 		$a = $a[2];
 | |
| 		$b = $b[2];
 | |
| 
 | |
| 		if ( isset( $menu_order[ $a ] ) && ! isset( $menu_order[ $b ] ) ) {
 | |
| 			return -1;
 | |
| 		} elseif ( ! isset( $menu_order[ $a ] ) && isset( $menu_order[ $b ] ) ) {
 | |
| 			return 1;
 | |
| 		} elseif ( isset( $menu_order[ $a ] ) && isset( $menu_order[ $b ] ) ) {
 | |
| 			if ( $menu_order[ $a ] === $menu_order[ $b ] ) {
 | |
| 				return 0;
 | |
| 			}
 | |
| 			return ( $menu_order[ $a ] < $menu_order[ $b ] ) ? -1 : 1;
 | |
| 		} else {
 | |
| 			return ( $default_menu_order[ $a ] <= $default_menu_order[ $b ] ) ? -1 : 1;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	usort( $menu, 'sort_menu' );
 | |
| 	unset( $menu_order, $default_menu_order );
 | |
| }
 | |
| 
 | |
| // Prevent adjacent separators.
 | |
| $prev_menu_was_separator = false;
 | |
| foreach ( $menu as $id => $data ) {
 | |
| 	if ( false === stristr( $data[4], 'wp-menu-separator' ) ) {
 | |
| 
 | |
| 		// This item is not a separator, so falsey the toggler and do nothing.
 | |
| 		$prev_menu_was_separator = false;
 | |
| 	} else {
 | |
| 
 | |
| 		// The previous item was a separator, so unset this one.
 | |
| 		if ( true === $prev_menu_was_separator ) {
 | |
| 			unset( $menu[ $id ] );
 | |
| 		}
 | |
| 
 | |
| 		// This item is a separator, so truthy the toggler and move on.
 | |
| 		$prev_menu_was_separator = true;
 | |
| 	}
 | |
| }
 | |
| unset( $id, $data, $prev_menu_was_separator );
 | |
| 
 | |
| // Remove the last menu item if it is a separator.
 | |
| $last_menu_key = array_keys( $menu );
 | |
| $last_menu_key = array_pop( $last_menu_key );
 | |
| if ( ! empty( $menu ) && 'wp-menu-separator' === $menu[ $last_menu_key ][4] ) {
 | |
| 	unset( $menu[ $last_menu_key ] );
 | |
| }
 | |
| unset( $last_menu_key );
 | |
| 
 | |
| if ( ! user_can_access_admin_page() ) {
 | |
| 
 | |
| 	/**
 | |
| 	 * Fires when access to an admin page is denied.
 | |
| 	 *
 | |
| 	 * @since 2.5.0
 | |
| 	 */
 | |
| 	do_action( 'admin_page_access_denied' );
 | |
| 
 | |
| 	wp_die( __( 'Sorry, you are not allowed to access this page.' ), 403 );
 | |
| }
 | |
| 
 | |
| $menu = add_menu_classes( $menu );
 |