web/wp-admin/includes/menu.php
changeset 194 32102edaa81b
equal deleted inserted replaced
193:2f6f6f7551ca 194:32102edaa81b
       
     1 <?php
       
     2 
       
     3 /**
       
     4  * Build Administration Menu.
       
     5  *
       
     6  * @package WordPress
       
     7  * @subpackage Administration
       
     8  */
       
     9 
       
    10 if ( is_network_admin() )
       
    11 	do_action('_network_admin_menu');
       
    12 elseif ( is_user_admin() )
       
    13 	do_action('_user_admin_menu');
       
    14 else
       
    15 	do_action('_admin_menu');
       
    16 
       
    17 // Create list of page plugin hook names.
       
    18 foreach ($menu as $menu_page) {
       
    19 	if ( false !== $pos = strpos($menu_page[2], '?') ) {
       
    20 		// Handle post_type=post|page|foo pages.
       
    21 		$hook_name = substr($menu_page[2], 0, $pos);
       
    22 		$hook_args = substr($menu_page[2], $pos + 1);
       
    23 		wp_parse_str($hook_args, $hook_args);
       
    24 		// Set the hook name to be the post type.
       
    25 		if ( isset($hook_args['post_type']) )
       
    26 			$hook_name = $hook_args['post_type'];
       
    27 		else
       
    28 			$hook_name = basename($hook_name, '.php');
       
    29 		unset($hook_args);
       
    30 	} else {
       
    31 		$hook_name = basename($menu_page[2], '.php');
       
    32 	}
       
    33 	$hook_name = sanitize_title($hook_name);
       
    34 
       
    35 	if ( isset($compat[$hook_name]) )
       
    36 		$hook_name = $compat[$hook_name];
       
    37 	elseif ( !$hook_name )
       
    38 		continue;
       
    39 
       
    40 	$admin_page_hooks[$menu_page[2]] = $hook_name;
       
    41 }
       
    42 unset($menu_page, $compat);
       
    43 
       
    44 $_wp_submenu_nopriv = array();
       
    45 $_wp_menu_nopriv = array();
       
    46 // Loop over submenus and remove pages for which the user does not have privs.
       
    47 foreach ( array( 'submenu' ) as $sub_loop ) {
       
    48 	foreach ($$sub_loop as $parent => $sub) {
       
    49 		foreach ($sub as $index => $data) {
       
    50 			if ( ! current_user_can($data[1]) ) {
       
    51 				unset(${$sub_loop}[$parent][$index]);
       
    52 				$_wp_submenu_nopriv[$parent][$data[2]] = true;
       
    53 			}
       
    54 		}
       
    55 		unset($index, $data);
       
    56 
       
    57 		if ( empty(${$sub_loop}[$parent]) )
       
    58 			unset(${$sub_loop}[$parent]);
       
    59 	}
       
    60 	unset($sub, $parent);
       
    61 }
       
    62 unset($sub_loop);
       
    63 
       
    64 // Loop over the top-level menu.
       
    65 // Menus for which the original parent is not accessible due to lack of privs will have the next
       
    66 // submenu in line be assigned as the new menu parent.
       
    67 foreach ( $menu as $id => $data ) {
       
    68 	if ( empty($submenu[$data[2]]) )
       
    69 		continue;
       
    70 	$subs = $submenu[$data[2]];
       
    71 	$first_sub = array_shift($subs);
       
    72 	$old_parent = $data[2];
       
    73 	$new_parent = $first_sub[2];
       
    74 	// If the first submenu is not the same as the assigned parent,
       
    75 	// make the first submenu the new parent.
       
    76 	if ( $new_parent != $old_parent ) {
       
    77 		$_wp_real_parent_file[$old_parent] = $new_parent;
       
    78 		$menu[$id][2] = $new_parent;
       
    79 
       
    80 		foreach ($submenu[$old_parent] as $index => $data) {
       
    81 			$submenu[$new_parent][$index] = $submenu[$old_parent][$index];
       
    82 			unset($submenu[$old_parent][$index]);
       
    83 		}
       
    84 		unset($submenu[$old_parent], $index);
       
    85 
       
    86 		if ( isset($_wp_submenu_nopriv[$old_parent]) )
       
    87 			$_wp_submenu_nopriv[$new_parent] = $_wp_submenu_nopriv[$old_parent];
       
    88 	}
       
    89 }
       
    90 unset($id, $data, $subs, $first_sub, $old_parent, $new_parent);
       
    91 
       
    92 if ( is_network_admin() )
       
    93 	do_action('network_admin_menu', '');
       
    94 elseif ( is_user_admin() )
       
    95 	do_action('user_admin_menu', '');
       
    96 else
       
    97 	do_action('admin_menu', '');
       
    98 
       
    99 // Remove menus that have no accessible submenus and require privs that the user does not have.
       
   100 // Run re-parent loop again.
       
   101 foreach ( $menu as $id => $data ) {
       
   102 	if ( ! current_user_can($data[1]) )
       
   103 		$_wp_menu_nopriv[$data[2]] = true;
       
   104 
       
   105 	// If there is only one submenu and it is has same destination as the parent,
       
   106 	// remove the submenu.
       
   107 	if ( ! empty( $submenu[$data[2]] ) && 1 == count ( $submenu[$data[2]] ) ) {
       
   108 		$subs = $submenu[$data[2]];
       
   109 		$first_sub = array_shift($subs);
       
   110 		if ( $data[2] == $first_sub[2] )
       
   111 			unset( $submenu[$data[2]] );
       
   112 	}
       
   113 
       
   114 	// If submenu is empty...
       
   115 	if ( empty($submenu[$data[2]]) ) {
       
   116 		// And user doesn't have privs, remove menu.
       
   117 		if ( isset( $_wp_menu_nopriv[$data[2]] ) ) {
       
   118 			unset($menu[$id]);
       
   119 		}
       
   120 	}
       
   121 }
       
   122 unset($id, $data, $subs, $first_sub);
       
   123 
       
   124 // Remove any duplicated separators
       
   125 $separator_found = false;
       
   126 foreach ( $menu as $id => $data ) {
       
   127 	if ( 0 == strcmp('wp-menu-separator', $data[4] ) ) {
       
   128 		if (false == $separator_found) {
       
   129 			$separator_found = true;
       
   130 		} else {
       
   131 			unset($menu[$id]);
       
   132 			$separator_found = false;
       
   133 		}
       
   134 	} else {
       
   135 		$separator_found = false;
       
   136 	}
       
   137 }
       
   138 unset($id, $data);
       
   139 
       
   140 function add_cssclass($add, $class) {
       
   141 	$class = empty($class) ? $add : $class .= ' ' . $add;
       
   142 	return $class;
       
   143 }
       
   144 
       
   145 function add_menu_classes($menu) {
       
   146 
       
   147 	$first = $lastorder = false;
       
   148 	$i = 0;
       
   149 	$mc = count($menu);
       
   150 	foreach ( $menu as $order => $top ) {
       
   151 		$i++;
       
   152 
       
   153 		if ( 0 == $order ) { // dashboard is always shown/single
       
   154 			$menu[0][4] = add_cssclass('menu-top-first', $top[4]);
       
   155 			$lastorder = 0;
       
   156 			continue;
       
   157 		}
       
   158 
       
   159 		if ( 0 === strpos($top[2], 'separator') ) { // if separator
       
   160 			$first = true;
       
   161 			$c = $menu[$lastorder][4];
       
   162 			$menu[$lastorder][4] = add_cssclass('menu-top-last', $c);
       
   163 			continue;
       
   164 		}
       
   165 
       
   166 		if ( $first ) {
       
   167 			$c = $menu[$order][4];
       
   168 			$menu[$order][4] = add_cssclass('menu-top-first', $c);
       
   169 			$first = false;
       
   170 		}
       
   171 
       
   172 		if ( $mc == $i ) { // last item
       
   173 			$c = $menu[$order][4];
       
   174 			$menu[$order][4] = add_cssclass('menu-top-last', $c);
       
   175 		}
       
   176 
       
   177 		$lastorder = $order;
       
   178 	}
       
   179 
       
   180 	return apply_filters( 'add_menu_classes', $menu );
       
   181 }
       
   182 
       
   183 uksort($menu, "strnatcasecmp"); // make it all pretty
       
   184 
       
   185 if ( apply_filters('custom_menu_order', false) ) {
       
   186 	$menu_order = array();
       
   187 	foreach ( $menu as $menu_item ) {
       
   188 		$menu_order[] = $menu_item[2];
       
   189 	}
       
   190 	unset($menu_item);
       
   191 	$default_menu_order = $menu_order;
       
   192 	$menu_order = apply_filters('menu_order', $menu_order);
       
   193 	$menu_order = array_flip($menu_order);
       
   194 	$default_menu_order = array_flip($default_menu_order);
       
   195 
       
   196 	function sort_menu($a, $b) {
       
   197 		global $menu_order, $default_menu_order;
       
   198 		$a = $a[2];
       
   199 		$b = $b[2];
       
   200 		if ( isset($menu_order[$a]) && !isset($menu_order[$b]) ) {
       
   201 			return -1;
       
   202 		} elseif ( !isset($menu_order[$a]) && isset($menu_order[$b]) ) {
       
   203 			return 1;
       
   204 		} elseif ( isset($menu_order[$a]) && isset($menu_order[$b]) ) {
       
   205 			if ( $menu_order[$a] == $menu_order[$b] )
       
   206 				return 0;
       
   207 			return ($menu_order[$a] < $menu_order[$b]) ? -1 : 1;
       
   208 		} else {
       
   209 			return ($default_menu_order[$a] <= $default_menu_order[$b]) ? -1 : 1;
       
   210 		}
       
   211 	}
       
   212 
       
   213 	usort($menu, 'sort_menu');
       
   214 	unset($menu_order, $default_menu_order);
       
   215 }
       
   216 
       
   217 // Remove the last menu item if it is a separator.
       
   218 $last_menu_key = array_keys( $menu );
       
   219 $last_menu_key = array_pop( $last_menu_key );
       
   220 if ( !empty( $menu ) && 'wp-menu-separator' == $menu[ $last_menu_key ][ 4 ] )
       
   221 	unset( $menu[ $last_menu_key ] );
       
   222 unset( $last_menu_key );
       
   223 
       
   224 if ( !user_can_access_admin_page() ) {
       
   225 	do_action('admin_page_access_denied');
       
   226 	wp_die( __('You do not have sufficient permissions to access this page.') );
       
   227 }
       
   228 
       
   229 $menu = add_menu_classes($menu);