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Wordpress 4.6-scripts
[autoinstalls/wordpress.git] / wp-admin / nav-menus.php
diff --git a/wp-admin/nav-menus.php b/wp-admin/nav-menus.php
index 0dd34cf9e6f90cc9ceb65225b120ac1f3b7d1eaf..72de2a92c9ed6d3235151e7af9d495f66b1ec0b4 100644 (file)
--- a/wp-admin/nav-menus.php
+++ b/wp-admin/nav-menus.php
@@ -19,8 +19,13 @@ if ( ! current_theme_supports( 'menus' ) && ! current_theme_supports( 'widgets'
        wp_die( __( 'Your theme does not support navigation menus or widgets.' ) );
 
 // Permissions Check
        wp_die( __( 'Your theme does not support navigation menus or widgets.' ) );
 
 // Permissions Check
-if ( ! current_user_can('edit_theme_options') )
-       wp_die( __( 'Cheatin’ uh?' ) );
+if ( ! current_user_can( 'edit_theme_options' ) ) {
+       wp_die(
+               '<h1>' . __( 'Cheatin&#8217; uh?' ) . '</h1>' .
+               '<p>' . __( 'Sorry, you are not allowed to edit theme options on this site.' ) . '</p>',
+               403
+       );
+}
 
 wp_enqueue_script( 'nav-menu' );
 
 
 wp_enqueue_script( 'nav-menu' );
 
@@ -44,6 +49,12 @@ $num_locations = count( array_keys( $locations ) );
 // Allowed actions: add, update, delete
 $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'edit';
 
 // Allowed actions: add, update, delete
 $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : 'edit';
 
+/*
+ * If a JSON blob of navigation menu data is found, expand it and inject it
+ * into `$_POST` to avoid PHP `max_input_vars` limitations. See #14134.
+ */
+_wp_expand_nav_menu_post_data();
+
 switch ( $action ) {
        case 'add-menu-item':
                check_admin_referer( 'add-menu_item', 'menu-settings-column-nonce' );
 switch ( $action ) {
        case 'add-menu-item':
                check_admin_referer( 'add-menu_item', 'menu-settings-column-nonce' );
@@ -67,7 +78,7 @@ switch ( $action ) {
                                // Set up the data we need in one pass through the array of menu items.
                                $dbids_to_orders = array();
                                $orders_to_dbids = array();
                                // Set up the data we need in one pass through the array of menu items.
                                $dbids_to_orders = array();
                                $orders_to_dbids = array();
-                               foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) {
+                               foreach ( (array) $ordered_menu_items as $ordered_menu_item_object ) {
                                        if ( isset( $ordered_menu_item_object->ID ) ) {
                                                if ( isset( $ordered_menu_item_object->menu_order ) ) {
                                                        $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
                                        if ( isset( $ordered_menu_item_object->ID ) ) {
                                                if ( isset( $ordered_menu_item_object->menu_order ) ) {
                                                        $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
@@ -140,7 +151,7 @@ switch ( $action ) {
                                // Set up the data we need in one pass through the array of menu items.
                                $dbids_to_orders = array();
                                $orders_to_dbids = array();
                                // Set up the data we need in one pass through the array of menu items.
                                $dbids_to_orders = array();
                                $orders_to_dbids = array();
-                               foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) {
+                               foreach ( (array) $ordered_menu_items as $ordered_menu_item_object ) {
                                        if ( isset( $ordered_menu_item_object->ID ) ) {
                                                if ( isset( $ordered_menu_item_object->menu_order ) ) {
                                                        $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
                                        if ( isset( $ordered_menu_item_object->ID ) ) {
                                                if ( isset( $ordered_menu_item_object->menu_order ) ) {
                                                        $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order;
@@ -231,7 +242,7 @@ switch ( $action ) {
                check_admin_referer( 'delete-menu_item_' . $menu_item_id );
 
                if ( is_nav_menu_item( $menu_item_id ) && wp_delete_post( $menu_item_id, true ) )
                check_admin_referer( 'delete-menu_item_' . $menu_item_id );
 
                if ( is_nav_menu_item( $menu_item_id ) && wp_delete_post( $menu_item_id, true ) )
-                       $messages[] = '<div id="message" class="updated"><p>' . __('The menu item has been successfully deleted.') . '</p></div>';
+                       $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __('The menu item has been successfully deleted.') . '</p></div>';
                break;
 
        case 'delete':
                break;
 
        case 'delete':
@@ -248,9 +259,9 @@ switch ( $action ) {
                        break;
 
                if ( is_wp_error( $deletion ) )
                        break;
 
                if ( is_wp_error( $deletion ) )
-                       $messages[] = '<div id="message" class="error"><p>' . $deletion->get_error_message() . '</p></div>';
+                       $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $deletion->get_error_message() . '</p></div>';
                else
                else
-                       $messages[] = '<div id="message" class="updated"><p>' . __( 'The menu has been successfully deleted.' ) . '</p></div>';
+                       $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'The menu has been successfully deleted.' ) . '</p></div>';
                break;
 
        case 'delete_menus':
                break;
 
        case 'delete_menus':
@@ -261,13 +272,13 @@ switch ( $action ) {
 
                        $deletion = wp_delete_nav_menu( $menu_id_to_delete );
                        if ( is_wp_error( $deletion ) ) {
 
                        $deletion = wp_delete_nav_menu( $menu_id_to_delete );
                        if ( is_wp_error( $deletion ) ) {
-                               $messages[] = '<div id="message" class="error"><p>' . $deletion->get_error_message() . '</p></div>';
+                               $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $deletion->get_error_message() . '</p></div>';
                                $deletion_error = true;
                        }
                }
 
                if ( empty( $deletion_error ) )
                                $deletion_error = true;
                        }
                }
 
                if ( empty( $deletion_error ) )
-                       $messages[] = '<div id="message" class="updated"><p>' . __( 'Selected menus have been successfully deleted.' ) . '</p></div>';
+                       $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'Selected menus have been successfully deleted.' ) . '</p></div>';
                break;
 
        case 'update':
                break;
 
        case 'update':
@@ -296,7 +307,7 @@ switch ( $action ) {
                                $_nav_menu_selected_id = wp_update_nav_menu_object( 0, array('menu-name' => $new_menu_title) );
 
                                if ( is_wp_error( $_nav_menu_selected_id ) ) {
                                $_nav_menu_selected_id = wp_update_nav_menu_object( 0, array('menu-name' => $new_menu_title) );
 
                                if ( is_wp_error( $_nav_menu_selected_id ) ) {
-                                       $messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
+                                       $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
                                } else {
                                        $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
                                        $nav_menu_selected_id = $_nav_menu_selected_id;
                                } else {
                                        $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
                                        $nav_menu_selected_id = $_nav_menu_selected_id;
@@ -327,7 +338,7 @@ switch ( $action ) {
                                        exit();
                                }
                        } else {
                                        exit();
                                }
                        } else {
-                               $messages[] = '<div id="message" class="error"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
+                               $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
                        }
 
                // Update existing menu.
                        }
 
                // Update existing menu.
@@ -337,7 +348,7 @@ switch ( $action ) {
 
                        $menu_title = trim( esc_html( $_POST['menu-name'] ) );
                        if ( ! $menu_title ) {
 
                        $menu_title = trim( esc_html( $_POST['menu-name'] ) );
                        if ( ! $menu_title ) {
-                               $messages[] = '<div id="message" class="error"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
+                               $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . __( 'Please enter a valid menu name.' ) . '</p></div>';
                                $menu_title = $_menu_object->name;
                        }
 
                                $menu_title = $_menu_object->name;
                        }
 
@@ -345,7 +356,7 @@ switch ( $action ) {
                                $_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $menu_title ) );
                                if ( is_wp_error( $_nav_menu_selected_id ) ) {
                                        $_menu_object = $_nav_menu_selected_id;
                                $_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $menu_title ) );
                                if ( is_wp_error( $_nav_menu_selected_id ) ) {
                                        $_menu_object = $_nav_menu_selected_id;
-                                       $messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
+                                       $messages[] = '<div id="message" class="error notice is-dismissible"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
                                } else {
                                        $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
                                        $nav_menu_selected_title = $_menu_object->name;
                                } else {
                                        $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
                                        $nav_menu_selected_title = $_menu_object->name;
@@ -354,7 +365,13 @@ switch ( $action ) {
 
                        // Update menu items.
                        if ( ! is_wp_error( $_menu_object ) ) {
 
                        // Update menu items.
                        if ( ! is_wp_error( $_menu_object ) ) {
-                               $messages = array_merge( $messages, wp_nav_menu_update_menu_items( $nav_menu_selected_id, $nav_menu_selected_title ) );
+                               $messages = array_merge( $messages, wp_nav_menu_update_menu_items( $_nav_menu_selected_id, $nav_menu_selected_title ) );
+
+                               // If the menu ID changed, redirect to the new URL.
+                               if ( $nav_menu_selected_id != $_nav_menu_selected_id ) {
+                                       wp_redirect( admin_url( 'nav-menus.php?menu=' . intval( $_nav_menu_selected_id ) ) );
+                                       exit();
+                               }
                        }
                }
                break;
                        }
                }
                break;
@@ -374,13 +391,13 @@ switch ( $action ) {
                        // Set menu locations
                        set_theme_mod( 'nav_menu_locations', $menu_locations );
 
                        // Set menu locations
                        set_theme_mod( 'nav_menu_locations', $menu_locations );
 
-                       $messages[] = '<div id="message" class="updated"><p>' . __( 'Menu locations updated.' ) . '</p></div>';
+                       $messages[] = '<div id="message" class="updated notice is-dismissible"><p>' . __( 'Menu locations updated.' ) . '</p></div>';
                }
                break;
 }
 
 // Get all nav menus.
                }
                break;
 }
 
 // Get all nav menus.
-$nav_menus = wp_get_nav_menus( array('orderby' => 'name') );
+$nav_menus = wp_get_nav_menus();
 $menu_count = count( $nav_menus );
 
 // Are we on the add new screen?
 $menu_count = count( $nav_menus );
 
 // Are we on the add new screen?
@@ -454,7 +471,7 @@ if ( ! $nav_menu_selected_title && is_nav_menu( $nav_menu_selected_id ) ) {
 }
 
 // Generate truncated menu names.
 }
 
 // Generate truncated menu names.
-foreach( (array) $nav_menus as $key => $_nav_menu ) {
+foreach ( (array) $nav_menus as $key => $_nav_menu ) {
        $nav_menus[$key]->truncated_name = wp_html_excerpt( $_nav_menu->name, 40, '&hellip;' );
 }
 
        $nav_menus[$key]->truncated_name = wp_html_excerpt( $_nav_menu->name, 40, '&hellip;' );
 }
 
@@ -467,6 +484,8 @@ if ( current_theme_supports( 'menus' ) ) {
 /*
  * Ensure the user will be able to scroll horizontally
  * by adding a class for the max menu depth.
 /*
  * Ensure the user will be able to scroll horizontally
  * by adding a class for the max menu depth.
+ *
+ * @global int $_wp_nav_menu_max_depth
  */
 global $_wp_nav_menu_max_depth;
 $_wp_nav_menu_max_depth = 0;
  */
 global $_wp_nav_menu_max_depth;
 $_wp_nav_menu_max_depth = 0;
@@ -477,7 +496,14 @@ if ( is_nav_menu( $nav_menu_selected_id ) ) {
        $edit_markup = wp_get_nav_menu_to_edit( $nav_menu_selected_id );
 }
 
        $edit_markup = wp_get_nav_menu_to_edit( $nav_menu_selected_id );
 }
 
-function wp_nav_menu_max_depth($classes) {
+/**
+ *
+ * @global int $_wp_nav_menu_max_depth
+ *
+ * @param string $classes
+ * @return string
+ */
+function wp_nav_menu_max_depth( $classes ) {
        global $_wp_nav_menu_max_depth;
        return "$classes menu-max-depth-$_wp_nav_menu_max_depth";
 }
        global $_wp_nav_menu_max_depth;
        return "$classes menu-max-depth-$_wp_nav_menu_max_depth";
 }
@@ -492,7 +518,7 @@ if ( ! current_theme_supports( 'menus' ) && ! $num_locations )
 
 if ( ! $locations_screen ) : // Main tab
        $overview  = '<p>' . __( 'This screen is used for managing your custom navigation menus.' ) . '</p>';
 
 if ( ! $locations_screen ) : // Main tab
        $overview  = '<p>' . __( 'This screen is used for managing your custom navigation menus.' ) . '</p>';
-       $overview .= '<p>' . sprintf( __( 'Menus can be displayed in locations defined by your theme, even used in sidebars by adding a &#8220;Custom Menu&#8221; widget on the <a href="%1$s">Widgets</a> screen. If your theme does not support the custom menus feature (the default themes, %2$s and %3$s, do), you can learn about adding this support by following the Documentation link to the side.' ), admin_url( 'widgets.php' ), 'Twenty Fourteen', 'Twenty Thirteen' ) . '</p>';
+       $overview .= '<p>' . sprintf( __( 'Menus can be displayed in locations defined by your theme, even used in sidebars by adding a &#8220;Custom Menu&#8221; widget on the <a href="%1$s">Widgets</a> screen. If your theme does not support the custom menus feature (the default themes, %2$s and %3$s, do), you can learn about adding this support by following the Documentation link to the side.' ), admin_url( 'widgets.php' ), 'Twenty Fifteen', 'Twenty Fourteen' ) . '</p>';
        $overview .= '<p>' . __( 'From this screen you can:' ) . '</p>';
        $overview .= '<ul><li>' . __( 'Create, edit, and delete menus' ) . '</li>';
        $overview .= '<li>' . __( 'Add, organize, and modify individual menu items' ) . '</li></ul>';
        $overview .= '<p>' . __( 'From this screen you can:' ) . '</p>';
        $overview .= '<ul><li>' . __( 'Create, edit, and delete menus' ) . '</li>';
        $overview .= '<li>' . __( 'Add, organize, and modify individual menu items' ) . '</li></ul>';
@@ -517,7 +543,7 @@ if ( ! $locations_screen ) : // Main tab
        $editing_menus  = '<p>' . __( 'Each custom menu may contain a mix of links to pages, categories, custom URLs or other content types. Menu links are added by selecting items from the expanding boxes in the left-hand column below.' ) . '</p>';
        $editing_menus .= '<p>' . __( '<strong>Clicking the arrow to the right of any menu item</strong> in the editor will reveal a standard group of settings. Additional settings such as link target, CSS classes, link relationships, and link descriptions can be enabled and disabled via the Screen Options tab.' ) . '</p>';
        $editing_menus .= '<ul><li>' . __( 'Add one or several items at once by <strong>selecting the checkbox next to each item and clicking Add to Menu</strong>' ) . '</li>';
        $editing_menus  = '<p>' . __( 'Each custom menu may contain a mix of links to pages, categories, custom URLs or other content types. Menu links are added by selecting items from the expanding boxes in the left-hand column below.' ) . '</p>';
        $editing_menus .= '<p>' . __( '<strong>Clicking the arrow to the right of any menu item</strong> in the editor will reveal a standard group of settings. Additional settings such as link target, CSS classes, link relationships, and link descriptions can be enabled and disabled via the Screen Options tab.' ) . '</p>';
        $editing_menus .= '<ul><li>' . __( 'Add one or several items at once by <strong>selecting the checkbox next to each item and clicking Add to Menu</strong>' ) . '</li>';
-       $editing_menus .= '<li>' . __( 'To add a custom link, <strong>expand the Links section, enter a URL and link text, and click Add to Menu</strong>' ) .'</li>';
+       $editing_menus .= '<li>' . __( 'To add a custom link, <strong>expand the Custom Links section, enter a URL and link text, and click Add to Menu</strong>' ) .'</li>';
        $editing_menus .= '<li>' . __( 'To reorganize menu items, <strong>drag and drop items with your mouse or use your keyboard</strong>. Drag or move a menu item a little to the right to make it a submenu' ) . '</li>';
        $editing_menus .= '<li>' . __( 'Delete a menu item by <strong>expanding it and clicking the Remove link</strong>' ) . '</li></ul>';
 
        $editing_menus .= '<li>' . __( 'To reorganize menu items, <strong>drag and drop items with your mouse or use your keyboard</strong>. Drag or move a menu item a little to the right to make it a submenu' ) . '</li>';
        $editing_menus .= '<li>' . __( 'Delete a menu item by <strong>expanding it and clicking the Remove link</strong>' ) . '</li></ul>';
 
@@ -541,7 +567,7 @@ endif;
 
 get_current_screen()->set_help_sidebar(
        '<p><strong>' . __('For more information:') . '</strong></p>' .
 
 get_current_screen()->set_help_sidebar(
        '<p><strong>' . __('For more information:') . '</strong></p>' .
-       '<p>' . __('<a href="http://codex.wordpress.org/Appearance_Menus_Screen" target="_blank">Documentation on Menus</a>') . '</p>' .
+       '<p>' . __('<a href="https://codex.wordpress.org/Appearance_Menus_Screen" target="_blank">Documentation on Menus</a>') . '</p>' .
        '<p>' . __('<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 );
 
        '<p>' . __('<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
 );
 
@@ -549,20 +575,41 @@ get_current_screen()->set_help_sidebar(
 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 ?>
 <div class="wrap">
 require_once( ABSPATH . 'wp-admin/admin-header.php' );
 ?>
 <div class="wrap">
-       <h2 class="nav-tab-wrapper">
+       <h1><?php echo esc_html( __( 'Menus' ) ); ?>
+               <?php
+               if ( current_user_can( 'customize' ) ) :
+                       $focus = $locations_screen ? array( 'section' => 'menu_locations' ) : array( 'panel' => 'nav_menus' );
+                       printf(
+                               ' <a class="page-title-action hide-if-no-customize" href="%1$s">%2$s</a>',
+                               esc_url( add_query_arg( array(
+                                       array( 'autofocus' => $focus ),
+                                       'return' => urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ),
+                               ), admin_url( 'customize.php' ) ) ),
+                               __( 'Manage with Live Preview' )
+                       );
+               endif;
+               ?>
+       </h1>
+       <h2 class="nav-tab-wrapper wp-clearfix">
                <a href="<?php echo admin_url( 'nav-menus.php' ); ?>" class="nav-tab<?php if ( ! isset( $_GET['action'] ) || isset( $_GET['action'] ) && 'locations' != $_GET['action'] ) echo ' nav-tab-active'; ?>"><?php esc_html_e( 'Edit Menus' ); ?></a>
                <?php if ( $num_locations && $menu_count ) : ?>
                        <a href="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>" class="nav-tab<?php if ( $locations_screen ) echo ' nav-tab-active'; ?>"><?php esc_html_e( 'Manage Locations' ); ?></a>
                <a href="<?php echo admin_url( 'nav-menus.php' ); ?>" class="nav-tab<?php if ( ! isset( $_GET['action'] ) || isset( $_GET['action'] ) && 'locations' != $_GET['action'] ) echo ' nav-tab-active'; ?>"><?php esc_html_e( 'Edit Menus' ); ?></a>
                <?php if ( $num_locations && $menu_count ) : ?>
                        <a href="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>" class="nav-tab<?php if ( $locations_screen ) echo ' nav-tab-active'; ?>"><?php esc_html_e( 'Manage Locations' ); ?></a>
-               <?php endif; ?>
+               <?php
+                       endif;
+               ?>
        </h2>
        <?php
        </h2>
        <?php
-       foreach( $messages as $message ) :
+       foreach ( $messages as $message ) :
                echo $message . "\n";
        endforeach;
        ?>
        <?php
        if ( $locations_screen ) :
                echo $message . "\n";
        endforeach;
        ?>
        <?php
        if ( $locations_screen ) :
-               echo '<p>' . sprintf( _n( 'Your theme supports %s menu. Select which menu you would like to use.', 'Your theme supports %s menus. Select which menu appears in each location.', $num_locations ), number_format_i18n( $num_locations ) ) . '</p>';
+               if ( 1 == $num_locations ) {
+                       echo '<p>' . __( 'Your theme supports one menu. Select which menu you would like to use.' ) . '</p>';
+               } else {
+                       echo '<p>' .  sprintf( _n( 'Your theme supports %s menu. Select which menu appears in each location.', 'Your theme supports %s menus. Select which menu appears in each location.', $num_locations ), number_format_i18n( $num_locations ) ) . '</p>';
+               }
        ?>
        <div id="menu-locations-wrap">
                <form method="post" action="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>">
        ?>
        <div id="menu-locations-wrap">
                <form method="post" action="<?php echo esc_url( add_query_arg( array( 'action' => 'locations' ), admin_url( 'nav-menus.php' ) ) ); ?>">
@@ -573,16 +620,10 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                        <th scope="col" class="manage-column column-menus"><?php _e( 'Assigned Menu' ); ?></th>
                                </tr>
                                </thead>
                                        <th scope="col" class="manage-column column-menus"><?php _e( 'Assigned Menu' ); ?></th>
                                </tr>
                                </thead>
-                               <!--<tfoot>
-                               <tr>
-                                       <th scope="col" class="manage-column column-locations"><?php _e( 'Theme Location' ); ?></th>
-                                       <th scope="col" class="manage-column column-menus"><?php _e( 'Assigned Menu' ); ?></th>
-                               </tr>
-                               </tfoot>-->
                                <tbody class="menu-locations">
                                <?php foreach ( $locations as $_location => $_name ) { ?>
                                <tbody class="menu-locations">
                                <?php foreach ( $locations as $_location => $_name ) { ?>
-                                       <tr id="menu-locations-row">
-                                               <td class="menu-location-title"><strong><?php echo $_name; ?></strong></td>
+                                       <tr class="menu-locations-row">
+                                               <td class="menu-location-title"><label for="locations-<?php echo $_location; ?>"><?php echo $_name; ?></label></td>
                                                <td class="menu-location-menus">
                                                        <select name="menu-locations[<?php echo $_location; ?>]" id="locations-<?php echo $_location; ?>">
                                                                <option value="0"><?php printf( '&mdash; %s &mdash;', esc_html__( 'Select a Menu' ) ); ?></option>
                                                <td class="menu-location-menus">
                                                        <select name="menu-locations[<?php echo $_location; ?>]" id="locations-<?php echo $_location; ?>">
                                                                <option value="0"><?php printf( '&mdash; %s &mdash;', esc_html__( 'Select a Menu' ) ); ?></option>
@@ -597,7 +638,7 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                                <?php if ( isset( $menu_locations[ $_location ] ) && 0 != $menu_locations[ $_location ] ) : ?>
                                                                <span class="locations-edit-menu-link">
                                                                        <a href="<?php echo esc_url( add_query_arg( array( 'action' => 'edit', 'menu' => $menu_locations[$_location] ), admin_url( 'nav-menus.php' ) ) ); ?>">
                                                                <?php if ( isset( $menu_locations[ $_location ] ) && 0 != $menu_locations[ $_location ] ) : ?>
                                                                <span class="locations-edit-menu-link">
                                                                        <a href="<?php echo esc_url( add_query_arg( array( 'action' => 'edit', 'menu' => $menu_locations[$_location] ), admin_url( 'nav-menus.php' ) ) ); ?>">
-                                                                               <?php _ex( 'Edit', 'menu' ); ?>
+                                                                               <span aria-hidden="true"><?php _ex( 'Edit', 'menu' ); ?></span><span class="screen-reader-text"><?php _e( 'Edit selected menu' ); ?></span>
                                                                        </a>
                                                                </span>
                                                                <?php endif; ?>
                                                                        </a>
                                                                </span>
                                                                <?php endif; ?>
@@ -606,13 +647,13 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                                                <?php _ex( 'Use new menu', 'menu' ); ?>
                                                                        </a>
                                                                </span>
                                                                                <?php _ex( 'Use new menu', 'menu' ); ?>
                                                                        </a>
                                                                </span>
-                                                       </div><!-- #locations-row-links -->
+                                                       </div><!-- .locations-row-links -->
                                                </td><!-- .menu-location-menus -->
                                                </td><!-- .menu-location-menus -->
-                                       </tr><!-- #menu-locations-row -->
+                                       </tr><!-- .menu-locations-row -->
                                <?php } // foreach ?>
                                </tbody>
                        </table>
                                <?php } // foreach ?>
                                </tbody>
                        </table>
-                       <p class="button-controls"><?php submit_button( __( 'Save Changes' ), 'primary left', 'nav-menu-locations', false ); ?></p>
+                       <p class="button-controls wp-clearfix"><?php submit_button( __( 'Save Changes' ), 'primary left', 'nav-menu-locations', false ); ?></p>
                        <?php wp_nonce_field( 'save-menu-locations' ); ?>
                        <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                </form>
                        <?php wp_nonce_field( 'save-menu-locations' ); ?>
                        <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                </form>
@@ -633,12 +674,12 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                <?php else : ?>
                        <form method="get" action="<?php echo admin_url( 'nav-menus.php' ); ?>">
                        <input type="hidden" name="action" value="edit" />
                <?php else : ?>
                        <form method="get" action="<?php echo admin_url( 'nav-menus.php' ); ?>">
                        <input type="hidden" name="action" value="edit" />
-                       <label for="menu" class="selected-menu"><?php _e( 'Select a menu to edit:' ); ?></label>
-                       <select name="menu" id="menu">
+                       <label for="select-menu-to-edit" class="selected-menu"><?php _e( 'Select a menu to edit:' ); ?></label>
+                       <select name="menu" id="select-menu-to-edit">
                                <?php if ( $add_new_screen ) : ?>
                                        <option value="0" selected="selected"><?php _e( '&mdash; Select &mdash;' ); ?></option>
                                <?php endif; ?>
                                <?php if ( $add_new_screen ) : ?>
                                        <option value="0" selected="selected"><?php _e( '&mdash; Select &mdash;' ); ?></option>
                                <?php endif; ?>
-                               <?php foreach( (array) $nav_menus as $_nav_menu ) : ?>
+                               <?php foreach ( (array) $nav_menus as $_nav_menu ) : ?>
                                        <option value="<?php echo esc_attr( $_nav_menu->term_id ); ?>" <?php selected( $_nav_menu->term_id, $nav_menu_selected_id ); ?>>
                                                <?php
                                                echo esc_html( $_nav_menu->truncated_name ) ;
                                        <option value="<?php echo esc_attr( $_nav_menu->term_id ); ?>" <?php selected( $_nav_menu->term_id, $nav_menu_selected_id ); ?>>
                                                <?php
                                                echo esc_html( $_nav_menu->truncated_name ) ;
@@ -652,7 +693,7 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                        }
 
                                                        /**
                                                        }
 
                                                        /**
-                                                        * Filter the number of locations listed per menu in the drop-down select.
+                                                        * Filters the number of locations listed per menu in the drop-down select.
                                                         *
                                                         * @since 3.6.0
                                                         *
                                                         *
                                                         * @since 3.6.0
                                                         *
@@ -679,12 +720,12 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                </form>
        <?php endif; ?>
        </div><!-- /manage-menus -->
                </form>
        <?php endif; ?>
        </div><!-- /manage-menus -->
-       <div id="nav-menus-frame">
+       <div id="nav-menus-frame" class="wp-clearfix">
        <div id="menu-settings-column" class="metabox-holder<?php if ( isset( $_GET['menu'] ) && '0' == $_GET['menu'] ) { echo ' metabox-holder-disabled'; } ?>">
 
                <div class="clear"></div>
 
        <div id="menu-settings-column" class="metabox-holder<?php if ( isset( $_GET['menu'] ) && '0' == $_GET['menu'] ) { echo ' metabox-holder-disabled'; } ?>">
 
                <div class="clear"></div>
 
-               <form id="nav-menu-meta" action="" class="nav-menu-meta" method="post" enctype="multipart/form-data">
+               <form id="nav-menu-meta" class="nav-menu-meta" method="post" enctype="multipart/form-data">
                        <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                        <input type="hidden" name="action" value="add-menu-item" />
                        <?php wp_nonce_field( 'add-menu_item', 'menu-settings-column-nonce' ); ?>
                        <input type="hidden" name="menu" id="nav-menu-meta-object-id" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                        <input type="hidden" name="action" value="add-menu-item" />
                        <?php wp_nonce_field( 'add-menu_item', 'menu-settings-column-nonce' ); ?>
@@ -694,31 +735,36 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
        </div><!-- /#menu-settings-column -->
        <div id="menu-management-liquid">
                <div id="menu-management">
        </div><!-- /#menu-settings-column -->
        <div id="menu-management-liquid">
                <div id="menu-management">
-                       <form id="update-nav-menu" action="" method="post" enctype="multipart/form-data">
+                       <form id="update-nav-menu" method="post" enctype="multipart/form-data">
                                <div class="menu-edit <?php if ( $add_new_screen ) echo 'blank-slate'; ?>">
                                <div class="menu-edit <?php if ( $add_new_screen ) echo 'blank-slate'; ?>">
+                                       <input type="hidden" name="nav-menu-data">
                                        <?php
                                        wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false );
                                        wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false );
                                        wp_nonce_field( 'update-nav_menu', 'update-nav-menu-nonce' );
 
                                        <?php
                                        wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false );
                                        wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false );
                                        wp_nonce_field( 'update-nav_menu', 'update-nav-menu-nonce' );
 
-                                       if ( $one_theme_location_no_menus ) { ?>
+                                       $menu_name_aria_desc = $add_new_screen ? ' aria-describedby="menu-name-desc"' : '';
+
+                                       if ( $one_theme_location_no_menus ) {
+                                               $menu_name_val = 'value="' . esc_attr( 'Menu 1' ) . '"';
+                                       ?>
                                                <input type="hidden" name="zero-menu-state" value="true" />
                                                <input type="hidden" name="zero-menu-state" value="true" />
-                                       <?php } ?>
+                                       <?php } else {
+                                               $menu_name_val = 'value="' . esc_attr( $nav_menu_selected_title ) . '"';
+                                       } ?>
                                        <input type="hidden" name="action" value="update" />
                                        <input type="hidden" name="menu" id="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                                        <div id="nav-menu-header">
                                        <input type="hidden" name="action" value="update" />
                                        <input type="hidden" name="menu" id="menu" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
                                        <div id="nav-menu-header">
-                                               <div class="major-publishing-actions">
-                                                       <label class="menu-name-label howto open-label" for="menu-name">
-                                                               <span><?php _e( 'Menu Name' ); ?></span>
-                                                               <input name="menu-name" id="menu-name" type="text" class="menu-name regular-text menu-item-textbox input-with-default-title" title="<?php esc_attr_e( 'Enter menu name here' ); ?>" value="<?php if ( $one_theme_location_no_menus ) _e( 'Menu 1' ); else echo esc_attr( $nav_menu_selected_title ); ?>" />
-                                                       </label>
+                                               <div class="major-publishing-actions wp-clearfix">
+                                                       <label class="menu-name-label" for="menu-name"><?php _e( 'Menu Name' ); ?></label>
+                                                       <input name="menu-name" id="menu-name" type="text" class="menu-name regular-text menu-item-textbox" <?php echo $menu_name_val . $menu_name_aria_desc; ?> />
                                                        <div class="publishing-action">
                                                                <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'button-primary menu-save', 'save_menu', false, array( 'id' => 'save_menu_header' ) ); ?>
                                                        </div><!-- END .publishing-action -->
                                                </div><!-- END .major-publishing-actions -->
                                        </div><!-- END .nav-menu-header -->
                                        <div id="post-body">
                                                        <div class="publishing-action">
                                                                <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'button-primary menu-save', 'save_menu', false, array( 'id' => 'save_menu_header' ) ); ?>
                                                        </div><!-- END .publishing-action -->
                                                </div><!-- END .major-publishing-actions -->
                                        </div><!-- END .nav-menu-header -->
                                        <div id="post-body">
-                                               <div id="post-body-content">
+                                               <div id="post-body-content" class="wp-clearfix">
                                                        <?php if ( ! $add_new_screen ) : ?>
                                                        <h3><?php _e( 'Menu Structure' ); ?></h3>
                                                        <?php $starter_copy = ( $one_theme_location_no_menus ) ? __( 'Edit your default menu by adding or removing items. Drag each item into the order you prefer. Click Create Menu to save your changes.' ) : __( 'Drag each item into the order you prefer. Click the arrow on the right of the item to reveal additional configuration options.' ); ?>
                                                        <?php if ( ! $add_new_screen ) : ?>
                                                        <h3><?php _e( 'Menu Structure' ); ?></h3>
                                                        <?php $starter_copy = ( $one_theme_location_no_menus ) ? __( 'Edit your default menu by adding or removing items. Drag each item into the order you prefer. Click Create Menu to save your changes.' ) : __( 'Drag each item into the order you prefer. Click the arrow on the right of the item to reveal additional configuration options.' ); ?>
@@ -734,7 +780,7 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                        <?php } ?>
                                                        <?php endif; ?>
                                                        <?php if ( $add_new_screen ) : ?>
                                                        <?php } ?>
                                                        <?php endif; ?>
                                                        <?php if ( $add_new_screen ) : ?>
-                                                               <p class="post-body-plain"><?php _e( 'Give your menu a name above, then click Create Menu.' ); ?></p>
+                                                               <p class="post-body-plain" id="menu-name-desc"><?php _e( 'Give your menu a name, then click Create Menu.' ); ?></p>
                                                                <?php if ( isset( $_GET['use-location'] ) ) : ?>
                                                                        <input type="hidden" name="use-location" value="<?php echo esc_attr( $_GET['use-location'] ); ?>" />
                                                                <?php endif; ?>
                                                                <?php if ( isset( $_GET['use-location'] ) ) : ?>
                                                                        <input type="hidden" name="use-location" value="<?php echo esc_attr( $_GET['use-location'] ); ?>" />
                                                                <?php endif; ?>
@@ -763,9 +809,15 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                                                <dt class="howto"><?php _e( 'Theme locations' ); ?></dt>
                                                                                <?php foreach ( $locations as $location => $description ) : ?>
                                                                                <dd class="checkbox-input">
                                                                                <dt class="howto"><?php _e( 'Theme locations' ); ?></dt>
                                                                                <?php foreach ( $locations as $location => $description ) : ?>
                                                                                <dd class="checkbox-input">
-                                                                                       <input type="checkbox"<?php checked( isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $nav_menu_selected_id ); ?> name="menu-locations[<?php echo esc_attr( $location ); ?>]" id="locations-<?php echo esc_attr( $location ); ?>" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" /> <label for="locations-<?php echo esc_attr( $location ); ?>"><?php echo $description; ?></label>
+                                                                                       <input type="checkbox"<?php checked( isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $nav_menu_selected_id ); ?> name="menu-locations[<?php echo esc_attr( $location ); ?>]" id="locations-<?php echo esc_attr( $location ); ?>" value="<?php echo esc_attr( $nav_menu_selected_id ); ?>" />
+                                                                                       <label for="locations-<?php echo esc_attr( $location ); ?>"><?php echo $description; ?></label>
                                                                                        <?php if ( ! empty( $menu_locations[ $location ] ) && $menu_locations[ $location ] != $nav_menu_selected_id ) : ?>
                                                                                        <?php if ( ! empty( $menu_locations[ $location ] ) && $menu_locations[ $location ] != $nav_menu_selected_id ) : ?>
-                                                                                       <span class="theme-location-set"> <?php printf( __( "(Currently set to: %s)" ), wp_get_nav_menu_object( $menu_locations[ $location ] )->name ); ?> </span>
+                                                                                               <span class="theme-location-set"><?php
+                                                                                                       /* translators: %s: menu name */
+                                                                                                       printf( _x( '(Currently set to: %s)', 'menu location' ),
+                                                                                                               wp_get_nav_menu_object( $menu_locations[ $location ] )->name
+                                                                                                       );
+                                                                                               ?></span>
                                                                                        <?php endif; ?>
                                                                                </dd>
                                                                                <?php endforeach; ?>
                                                                                        <?php endif; ?>
                                                                                </dd>
                                                                                <?php endforeach; ?>
@@ -777,14 +829,14 @@ require_once( ABSPATH . 'wp-admin/admin-header.php' );
                                                </div><!-- /#post-body-content -->
                                        </div><!-- /#post-body -->
                                        <div id="nav-menu-footer">
                                                </div><!-- /#post-body-content -->
                                        </div><!-- /#post-body -->
                                        <div id="nav-menu-footer">
-                                               <div class="major-publishing-actions">
+                                               <div class="major-publishing-actions wp-clearfix">
                                                        <?php if ( 0 != $menu_count && ! $add_new_screen ) : ?>
                                                        <span class="delete-action">
                                                        <?php if ( 0 != $menu_count && ! $add_new_screen ) : ?>
                                                        <span class="delete-action">
-                                                               <a class="submitdelete deletion menu-delete" href="<?php echo esc_url( wp_nonce_url( add_query_arg( array( 'action' => 'delete', 'menu' => $nav_menu_selected_id, admin_url() ) ), 'delete-nav_menu-' . $nav_menu_selected_id) ); ?>"><?php _e('Delete Menu'); ?></a>
+                                                               <a class="submitdelete deletion menu-delete" href="<?php echo esc_url( wp_nonce_url( add_query_arg( array( 'action' => 'delete', 'menu' => $nav_menu_selected_id ), admin_url( 'nav-menus.php' ) ), 'delete-nav_menu-' . $nav_menu_selected_id) ); ?>"><?php _e('Delete Menu'); ?></a>
                                                        </span><!-- END .delete-action -->
                                                        <?php endif; ?>
                                                        <div class="publishing-action">
                                                        </span><!-- END .delete-action -->
                                                        <?php endif; ?>
                                                        <div class="publishing-action">
-                                                               <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'button-primary menu-save', 'save_menu', false, array( 'id' => 'save_menu_header' ) ); ?>
+                                                               <?php submit_button( empty( $nav_menu_selected_id ) ? __( 'Create Menu' ) : __( 'Save Menu' ), 'button-primary menu-save', 'save_menu', false, array( 'id' => 'save_menu_footer' ) ); ?>
                                                        </div><!-- END .publishing-action -->
                                                </div><!-- END .major-publishing-actions -->
                                        </div><!-- /#nav-menu-footer -->
                                                        </div><!-- END .publishing-action -->
                                                </div><!-- END .major-publishing-actions -->
                                        </div><!-- /#nav-menu-footer -->
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