WordPress/wp-admin/includes/menu.php
Gary Pendergast aaf99e6913 Code is Poetry.
WordPress' code just... wasn't.
This is now dealt with.

Props jrf, pento, netweb, GaryJ, jdgrimes, westonruter, Greg Sherwood from PHPCS, and everyone who's ever contributed to WPCS and PHPCS.
Fixes #41057.


Built from https://develop.svn.wordpress.org/trunk@42343


git-svn-id: http://core.svn.wordpress.org/trunk@42172 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2017-11-30 23:11:00 +00:00

352 lines
8.9 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.
*
* @private
* @since 3.1.0
*/
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.
*
* @private
* @since 3.1.0
*/
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.
*
* @private
* @since 2.2.0
*/
do_action( '_admin_menu' );
}
// Create list of page plugin hook names.
foreach ( $menu as $menu_page ) {
if ( false !== $pos = strpos( $menu_page[2], '?' ) ) {
// 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 );
/**
* @param string $add
* @param string $class
* @return string
*/
function add_cssclass( $add, $class ) {
$class = empty( $class ) ? $add : $class .= ' ' . $add;
return $class;
}
/**
* @param array $menu
* @return array
*/
function add_menu_classes( $menu ) {
$first = $lastorder = false;
$i = 0;
$mc = count( $menu );
foreach ( $menu as $order => $top ) {
$i++;
if ( 0 == $order ) { // dashboard is always shown/single
$menu[0][4] = add_cssclass( 'menu-top-first', $top[4] );
$lastorder = 0;
continue;
}
if ( 0 === strpos( $top[2], 'separator' ) && false !== $lastorder ) { // if separator
$first = true;
$c = $menu[ $lastorder ][4];
$menu[ $lastorder ][4] = add_cssclass( 'menu-top-last', $c );
continue;
}
if ( $first ) {
$c = $menu[ $order ][4];
$menu[ $order ][4] = add_cssclass( 'menu-top-first', $c );
$first = false;
}
if ( $mc == $i ) { // last item
$c = $menu[ $order ][4];
$menu[ $order ][4] = add_cssclass( 'menu-top-last', $c );
}
$lastorder = $order;
}
/**
* Filters administration menus 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 );