Wordpress 3.6
[autoinstalls/wordpress.git] / wp-admin / includes / screen.php
index a182b7453db0859f42d21412ded80cac68b350fc..2ab5161bff08601df3e8d407ac79e9c827438374 100644 (file)
@@ -96,7 +96,7 @@ function get_hidden_meta_boxes( $screen ) {
        if ( $use_defaults ) {
                $hidden = array();
                if ( 'post' == $screen->base ) {
-                       if ( 'post' == $screen->post_type || 'page' == $screen->post_type )
+                       if ( 'post' == $screen->post_type || 'page' == $screen->post_type || 'attachment' == $screen->post_type )
                                $hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv');
                        else
                                $hidden = array( 'slugdiv' );
@@ -114,7 +114,6 @@ function get_hidden_meta_boxes( $screen ) {
  *
  * @param string $option An option name.
  * @param mixed $args Option-dependent arguments.
- * @return void
  */
 function add_screen_option( $option, $args = array() ) {
        $current_screen = get_current_screen();
@@ -143,6 +142,7 @@ function screen_icon( $screen = '' ) {
  *
  * @since 3.2.0
  *
+ * @global $post_ID
  * @param string|WP_Screen $screen Optional. Accepts a screen object (and defaults to the current screen object)
  *     which it uses to determine an icon HTML ID. Or, if a string is provided, it is used to form the icon HTML ID.
  * @return string HTML for the screen icon.
@@ -176,7 +176,7 @@ function get_screen_icon( $screen = '' ) {
  *
  * @since 3.1.0
  *
- * @return object Current screen object
+ * @return WP_Screen Current screen object
  */
 function get_current_screen() {
        global $current_screen;
@@ -196,7 +196,7 @@ function get_current_screen() {
  * @param mixed $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 =  '' ) {
+function set_current_screen( $hook_name = '' ) {
        WP_Screen::get( $hook_name )->set_current_screen();
 }
 
@@ -208,7 +208,7 @@ function set_current_screen( $hook_name =  '' ) {
  */
 final class WP_Screen {
        /**
-        * Any action associated with the screen. 'add' for *-add.php and *-new.php screens.  Empty otherwise.
+        * Any action associated with the screen. 'add' for *-add.php and *-new.php screens. Empty otherwise.
         *
         * @since 3.3.0
         * @var string
@@ -217,7 +217,7 @@ final class WP_Screen {
        public $action;
 
        /**
-        * The base type of the screen.  This is typically the same as $id but with any post types and taxonomies stripped.
+        * The base type of the screen. This is typically the same as $id but with any post types and taxonomies stripped.
         * For example, for an $id of 'edit-post' the base is 'edit'.
         *
         * @since 3.3.0
@@ -226,6 +226,15 @@ final class WP_Screen {
         */
        public $base;
 
+       /**
+        * The number of columns to display. Access with get_columns().
+        *
+        * @since 3.4.0
+        * @var int
+        * @access private
+        */
+       private $columns = 0;
+
        /**
         * The unique ID of the screen.
         *
@@ -235,10 +244,22 @@ final class WP_Screen {
         */
        public $id;
 
+       /**
+        * Which admin the screen is in. network | user | site | false
+        *
+        * @since 3.5.0
+        * @var string
+        * @access protected
+        */
+       protected $in_admin;
+
        /**
         * Whether the screen is in the network admin.
         *
+        * Deprecated. Use in_admin() instead.
+        *
         * @since 3.3.0
+        * @deprecated 3.5.0
         * @var bool
         * @access public
         */
@@ -247,7 +268,10 @@ final class WP_Screen {
        /**
         * Whether the screen is in the user admin.
         *
+        * Deprecated. Use in_admin() instead.
+        *
         * @since 3.3.0
+        * @deprecated 3.5.0
         * @var bool
         * @access public
         */
@@ -296,20 +320,20 @@ final class WP_Screen {
 
        /**
         * The help tab data associated with the screen, if any.
-        *
-        * @since 3.3.0
-        * @var array
-        * @access private
-        */
+        *
+        * @since 3.3.0
+        * @var array
+        * @access private
+        */
        private $_help_tabs = array();
 
-       /**
+       /**
         * The help sidebar data associated with screen, if any.
         *
         * @since 3.3.0
         * @var string
         * @access private
-        */
+        */
        private $_help_sidebar = '';
 
        /**
@@ -353,23 +377,23 @@ final class WP_Screen {
         */
        private $_screen_settings;
 
-       /**
+       /**
         * Fetches a screen object.
-        *
-        * @since 3.3.0
+        *
+        * @since 3.3.0
         * @access public
-        *
+        *
         * @param string $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen.
         *      Defaults to the current $hook_suffix global.
         * @return WP_Screen Screen object.
-        */
+        */
        public static function get( $hook_name = '' ) {
 
                if ( is_a( $hook_name, 'WP_Screen' ) )
                        return $hook_name;
 
                $post_type = $taxonomy = null;
-               $is_network = $is_user = false;
+               $in_admin = false;
                $action = '';
 
                if ( $hook_name )
@@ -394,30 +418,39 @@ final class WP_Screen {
                if ( ! $post_type && $hook_name ) {
                        if ( '-network' == substr( $id, -8 ) ) {
                                $id = substr( $id, 0, -8 );
-                               $is_network = true;
+                               $in_admin = 'network';
                        } elseif ( '-user' == substr( $id, -5 ) ) {
                                $id = substr( $id, 0, -5 );
-                               $is_user = true;
+                               $in_admin = 'user';
                        }
 
                        $id = sanitize_key( $id );
                        if ( 'edit-comments' != $id && 'edit-tags' != $id && 'edit-' == substr( $id, 0, 5 ) ) {
                                $maybe = substr( $id, 5 );
                                if ( taxonomy_exists( $maybe ) ) {
-                                       $id = 'edit-tags';
+                                       $id = 'edit-tags';
                                        $taxonomy = $maybe;
                                } elseif ( post_type_exists( $maybe ) ) {
                                        $id = 'edit';
                                        $post_type = $maybe;
                                }
-                       }
+                       }
+
+                       if ( ! $in_admin )
+                               $in_admin = 'site';
                } else {
-                       $is_network = is_network_admin();
-                       $is_user = is_user_admin();
+                       if ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN )
+                               $in_admin = 'network';
+                       elseif ( defined( 'WP_USER_ADMIN' ) && WP_USER_ADMIN )
+                               $in_admin = 'user';
+                       else
+                               $in_admin = 'site';
                }
 
                if ( 'index' == $id )
                        $id = 'dashboard';
+               elseif ( 'front' == $id )
+                       $in_admin = false;
 
                $base = $id;
 
@@ -448,7 +481,7 @@ final class WP_Screen {
                                                $post_type = 'post';
                                        break;
                        }
-               }
+               }
 
                switch ( $base ) {
                        case 'post' :
@@ -464,17 +497,24 @@ final class WP_Screen {
                        case 'edit-tags' :
                                if ( null === $taxonomy )
                                        $taxonomy = 'post_tag';
+                               // The edit-tags ID does not contain the post type. Look for it in the request.
+                               if ( null === $post_type ) {
+                                       $post_type = 'post';
+                                       if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) )
+                                               $post_type = $_REQUEST['post_type'];
+                               }
+
                                $id = 'edit-' . $taxonomy;
                                break;
                }
 
-               if ( $is_network ) {
+               if ( 'network' == $in_admin ) {
                        $id   .= '-network';
                        $base .= '-network';
-               } elseif ( $is_user ) {
+               } elseif ( 'user' == $in_admin ) {
                        $id   .= '-user';
                        $base .= '-user';
-               }
+               }
 
                if ( isset( self::$_registry[ $id ] ) ) {
                        $screen = self::$_registry[ $id ];
@@ -489,13 +529,14 @@ final class WP_Screen {
                $screen->action     = $action;
                $screen->post_type  = (string) $post_type;
                $screen->taxonomy   = (string) $taxonomy;
-               $screen->is_user    = $is_user;
-               $screen->is_network = $is_network;
+               $screen->is_user    = ( 'user' == $in_admin );
+               $screen->is_network = ( 'network' == $in_admin );
+               $screen->in_admin   = $in_admin;
 
                self::$_registry[ $id ] = $screen;
 
                return $screen;
-       }
+       }
 
        /**
         * Makes the screen object the current screen.
@@ -519,6 +560,23 @@ final class WP_Screen {
         */
        private function __construct() {}
 
+       /**
+        * Indicates whether the screen is in a particular admin
+        *
+        * @since 3.5.0
+        *
+        * @param string $admin The admin to check against (network | user | site).
+        * If empty any of the three admins will result in true.
+        * @return boolean True if the screen is in the indicated admin, false otherwise.
+        *
+        */
+       public function in_admin( $admin = null ) {
+               if ( empty( $admin ) )
+                       return (bool) $this->in_admin;
+
+               return ( $admin == $this->in_admin );
+       }
+
        /**
         * Sets the old string-based contextual help for the screen.
         *
@@ -539,7 +597,7 @@ final class WP_Screen {
         *
         * @since 3.3.0
         *
-        * @param string $parent_file The parent file of the screen.  Typically the $parent_file global.
+        * @param string $parent_file The parent file of the screen. Typically the $parent_file global.
         */
        function set_parentage( $parent_file ) {
                $this->parent_file = $parent_file;
@@ -565,7 +623,8 @@ final class WP_Screen {
         *
         * @since 3.3.0
         *
-        * @param string
+        * @param string $option Option ID.
+        * @param mixed $key Optional. Specific array key for when the option is an array.
         */
        public function get_option( $option, $key = false ) {
                if ( ! isset( $this->_options[ $option ] ) )
@@ -578,6 +637,31 @@ final class WP_Screen {
                return $this->_options[ $option ];
        }
 
+       /**
+        * Gets the help tabs registered for the screen.
+        *
+        * @since 3.4.0
+        *
+        * @return array Help tabs with arguments.
+        */
+       public function get_help_tabs() {
+               return $this->_help_tabs;
+       }
+
+       /**
+        * Gets the arguments for a help tab.
+        *
+        * @since 3.4.0
+        *
+        * @param string $id Help Tab ID.
+        * @return array Help tab arguments.
+        */
+       public function get_help_tab( $id ) {
+               if ( ! isset( $this->_help_tabs[ $id ] ) )
+                       return null;
+               return $this->_help_tabs[ $id ];
+       }
+
        /**
         * Add a help tab to the contextual help for the screen.
         * Call this on the load-$pagenow hook for the relevant screen.
@@ -606,7 +690,8 @@ final class WP_Screen {
                if ( ! $args['id'] || ! $args['title'] )
                        return;
 
-               $this->_help_tabs[] = $args;
+               // Allows for overriding an existing tab with that ID.
+               $this->_help_tabs[ $args['id'] ] = $args;
        }
 
        /**
@@ -629,6 +714,17 @@ final class WP_Screen {
                $this->_help_tabs = array();
        }
 
+       /**
+        * Gets the content from a contextual help sidebar.
+        *
+        * @since 3.4.0
+        *
+        * @return string Contents of the help sidebar.
+        */
+       public function get_help_sidebar() {
+               return $this->_help_sidebar;
+       }
+
        /**
         * Add a sidebar to the contextual help for the screen.
         * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add a sidebar to the contextual help.
@@ -641,6 +737,23 @@ final class WP_Screen {
                $this->_help_sidebar = $content;
        }
 
+       /**
+        * Gets the number of layout columns the user has selected.
+        *
+        * The layout_columns option controls the max number and default number of
+        * columns. This method returns the number of columns within that range selected
+        * by the user via Screen Options. If no selection has been made, the default
+        * provisioned in layout_columns is returned. If the screen does not support
+        * selecting the number of layout columns, 0 is returned.
+        *
+        * @since 3.4.0
+        *
+        * @return int Number of columns to display.
+        */
+       public function get_columns() {
+               return $this->columns;
+       }
+
        /**
         * Render the screen's help section.
         *
@@ -657,7 +770,7 @@ final class WP_Screen {
                $old_help = apply_filters( 'contextual_help', $old_help, $this->id, $this );
 
                // Default help only if there is no old-style block of text and no new-style help tabs.
-               if ( empty( $old_help ) && empty( $this->_help_tabs ) ) {
+               if ( empty( $old_help ) && ! $this->get_help_tabs() ) {
                        $default_help = apply_filters( 'default_contextual_help', '' );
                        if ( $default_help )
                                $old_help = '<p>' . $default_help . '</p>';
@@ -671,50 +784,54 @@ final class WP_Screen {
                        ) );
                }
 
-               $has_sidebar = ! empty( $this->_help_sidebar );
+               $help_sidebar = $this->get_help_sidebar();
 
                $help_class = 'hidden';
-               if ( ! $has_sidebar )
+               if ( ! $help_sidebar )
                        $help_class .= ' no-sidebar';
 
                // Time to render!
                ?>
                <div id="screen-meta" class="metabox-prefs">
 
-                       <div id="contextual-help-wrap" class="<?php echo esc_attr( $help_class ); ?>">
+                       <div id="contextual-help-wrap" class="<?php echo esc_attr( $help_class ); ?>" tabindex="-1" aria-label="<?php esc_attr_e('Contextual Help Tab'); ?>">
                                <div id="contextual-help-back"></div>
                                <div id="contextual-help-columns">
                                        <div class="contextual-help-tabs">
                                                <ul>
-                                               <?php foreach ( $this->_help_tabs as $i => $tab ):
+                                               <?php
+                                               $class = ' class="active"';
+                                               foreach ( $this->get_help_tabs() as $tab ) :
                                                        $link_id  = "tab-link-{$tab['id']}";
                                                        $panel_id = "tab-panel-{$tab['id']}";
-                                                       $classes  = ( $i == 0 ) ? 'active' : '';
                                                        ?>
 
-                                                       <li id="<?php echo esc_attr( $link_id ); ?>" class="<?php echo esc_attr( $classes ); ?>">
-                                                               <a href="<?php echo esc_url( "#$panel_id" ); ?>">
+                                                       <li id="<?php echo esc_attr( $link_id ); ?>"<?php echo $class; ?>>
+                                                               <a href="<?php echo esc_url( "#$panel_id" ); ?>" aria-controls="<?php echo esc_attr( $panel_id ); ?>">
                                                                        <?php echo esc_html( $tab['title'] ); ?>
                                                                </a>
                                                        </li>
-                                               <?php endforeach; ?>
+                                               <?php
+                                                       $class = '';
+                                               endforeach;
+                                               ?>
                                                </ul>
                                        </div>
 
-                                       <?php if ( $has_sidebar ) : ?>
+                                       <?php if ( $help_sidebar ) : ?>
                                        <div class="contextual-help-sidebar">
-                                               <?php echo self::$this->_help_sidebar; ?>
+                                               <?php echo $help_sidebar; ?>
                                        </div>
                                        <?php endif; ?>
 
                                        <div class="contextual-help-tabs-wrap">
-                                               <?php foreach ( $this->_help_tabs as $i => $tab ):
+                                               <?php
+                                               $classes = 'help-tab-content active';
+                                               foreach ( $this->get_help_tabs() as $tab ):
                                                        $panel_id = "tab-panel-{$tab['id']}";
-                                                       $classes  = ( $i == 0 ) ? 'active' : '';
-                                                       $classes .= ' help-tab-content';
                                                        ?>
 
-                                                       <div id="<?php echo esc_attr( $panel_id ); ?>" class="<?php echo esc_attr( $classes ); ?>">
+                                                       <div id="<?php echo esc_attr( $panel_id ); ?>" class="<?php echo $classes; ?>">
                                                                <?php
                                                                // Print tab content.
                                                                echo $tab['content'];
@@ -724,29 +841,48 @@ final class WP_Screen {
                                                                        call_user_func_array( $tab['callback'], array( $this, $tab ) );
                                                                ?>
                                                        </div>
-                                               <?php endforeach; ?>
+                                               <?php
+                                                       $classes = 'help-tab-content';
+                                               endforeach;
+                                               ?>
                                        </div>
                                </div>
                        </div>
                <?php
+               // Setup layout columns
+
+               // Back compat for plugins using the filter instead of add_screen_option()
+               $columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );
+
+               if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) )
+                       $this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) );
+
+               if ( $this->get_option( 'layout_columns' ) ) {
+                       $this->columns = (int) get_user_option("screen_layout_$this->id");
+
+                       if ( ! $this->columns && $this->get_option( 'layout_columns', 'default' ) )
+                               $this->columns = $this->get_option( 'layout_columns', 'default' );
+               }
+               $GLOBALS[ 'screen_layout_columns' ] = $this->columns; // Set the global for back-compat.
+
                // Add screen options
                if ( $this->show_screen_options() )
                        $this->render_screen_options();
                ?>
                </div>
                <?php
-               if ( ! $this->_help_tabs && ! $this->show_screen_options() )
+               if ( ! $this->get_help_tabs() && ! $this->show_screen_options() )
                        return;
                ?>
                <div id="screen-meta-links">
-               <?php if ( $this->_help_tabs ) : ?>
+               <?php if ( $this->get_help_tabs() ) : ?>
                        <div id="contextual-help-link-wrap" class="hide-if-no-js screen-meta-toggle">
-                       <a href="#contextual-help-wrap" id="contextual-help-link" class="show-settings"><?php _e( 'Help' ); ?></a>
+                       <a href="#contextual-help-wrap" id="contextual-help-link" class="show-settings" aria-controls="contextual-help-wrap" aria-expanded="false"><?php _e( 'Help' ); ?></a>
                        </div>
                <?php endif;
                if ( $this->show_screen_options() ) : ?>
                        <div id="screen-options-link-wrap" class="hide-if-no-js screen-meta-toggle">
-                       <a href="#screen-options-wrap" id="show-settings-link" class="show-settings"><?php _e( 'Screen Options' ); ?></a>
+                       <a href="#screen-options-wrap" id="show-settings-link" class="show-settings" aria-controls="screen-options-wrap" aria-expanded="false"><?php _e( 'Screen Options' ); ?></a>
                        </div>
                <?php endif; ?>
                </div>
@@ -763,14 +899,17 @@ final class WP_Screen {
 
                $show_screen = ! empty( $wp_meta_boxes[ $this->id ] ) || $columns || $this->get_option( 'per_page' );
 
-               $this->_screen_settings = apply_filters( 'screen_settings', '', $this );
-
                switch ( $this->id ) {
                        case 'widgets':
                                $this->_screen_settings = '<p><a id="access-on" href="widgets.php?widgets-access=on">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off">' . __('Disable accessibility mode') . "</a></p>\n";
                                break;
+                       default:
+                               $this->_screen_settings = '';
+                               break;
                }
 
+               $this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this );
+
                if ( $this->_screen_settings || $this->_options )
                        $show_screen = true;
 
@@ -788,18 +927,22 @@ final class WP_Screen {
 
                $columns = get_column_headers( $this );
                $hidden  = get_hidden_columns( $this );
+               $post    = get_post();
 
                ?>
-               <div id="screen-options-wrap" class="hidden">
+               <div id="screen-options-wrap" class="hidden" tabindex="-1" aria-label="<?php esc_attr_e('Screen Options Tab'); ?>">
                <form id="adv-settings" action="" method="post">
+               <?php if ( isset( $wp_meta_boxes[ $this->id ] ) || $this->get_option( 'per_page' ) || ( $columns && empty( $columns['_title'] ) ) ) : ?>
+                       <h5><?php _e( 'Show on screen' ); ?></h5>
                <?php
+               endif;
+
                if ( isset( $wp_meta_boxes[ $this->id ] ) ) : ?>
-                       <h5><?php _ex('Show on screen', 'Metaboxes') ?></h5>
                        <div class="metabox-prefs">
                                <?php
                                        meta_box_prefs( $this );
 
-                                       if ( 'dashboard' === $this->id && current_user_can( 'edit_theme_options' ) ) {
+                                       if ( 'dashboard' === $this->id && has_action( 'welcome_panel' ) && current_user_can( 'edit_theme_options' ) ) {
                                                if ( isset( $_GET['welcome'] ) ) {
                                                        $welcome_checked = empty( $_GET['welcome'] ) ? 0 : 1;
                                                        update_user_meta( get_current_user_id(), 'show_welcome_panel', $welcome_checked );
@@ -809,15 +952,17 @@ final class WP_Screen {
                                                                $welcome_checked = false;
                                                }
                                                echo '<label for="wp_welcome_panel-hide">';
-                                               echo '<input type="checkbox" id="wp_welcome_panel-hide"' . checked( (bool) $welcome_checked, true, false )  . ' />';
-                                               echo __( 'Welcome' ) . "</label>\n";
+                                               echo '<input type="checkbox" id="wp_welcome_panel-hide"' . checked( (bool) $welcome_checked, true, false ) . ' />';
+                                               echo _x( 'Welcome', 'Welcome panel' ) . "</label>\n";
                                        }
                                ?>
                                <br class="clear" />
                        </div>
                        <?php endif;
-                       if ( ! empty( $columns ) ) : ?>
-                       <h5><?php echo ( isset( $columns['_title'] ) ?  $columns['_title'] :  _x('Show on screen', 'Columns') ) ?></h5>
+                       if ( $columns ) :
+                               if ( ! empty( $columns['_title'] ) ) : ?>
+                       <h5><?php echo $columns['_title']; ?></h5>
+                       <?php endif; ?>
                        <div class="metabox-prefs">
                                <?php
                                $special = array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname');
@@ -858,34 +1003,19 @@ final class WP_Screen {
         * @since 3.3.0
         */
        function render_screen_layout() {
-               global $screen_layout_columns;
-
-               // Back compat for plugins using the filter instead of add_screen_option()
-               $columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );
-
-               if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) )
-                       $this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) );
-
-               if ( ! $this->get_option('layout_columns') ) {
-                       $screen_layout_columns = 0;
+               if ( ! $this->get_option('layout_columns') )
                        return;
-               }
 
-               $screen_layout_columns = get_user_option("screen_layout_$this->id");
+               $screen_layout_columns = $this->get_columns();
                $num = $this->get_option( 'layout_columns', 'max' );
 
-               if ( ! $screen_layout_columns || 'auto' == $screen_layout_columns ) {
-                       if ( $this->get_option( 'layout_columns', 'default' ) )
-                               $screen_layout_columns = $this->get_option( 'layout_columns', 'default' );
-               }
-
                ?>
-               <h5><?php _e('Screen Layout'); ?></h5>
+               <h5 class="screen-layout"><?php _e('Screen Layout'); ?></h5>
                <div class='columns-prefs'><?php
                        _e('Number of Columns:');
                        for ( $i = 1; $i <= $num; ++$i ):
                                ?>
-                               <label>
+                               <label class="columns-prefs-<?php echo $i; ?>">
                                        <input type='radio' name='screen_columns' value='<?php echo esc_attr( $i ); ?>'
                                                <?php checked( $screen_layout_columns, $i ); ?> />
                                        <?php echo esc_html( $i ); ?>
@@ -932,13 +1062,12 @@ final class WP_Screen {
                        $per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type );
 
                ?>
-               <h5><?php _ex('Show on screen', 'Screen Options') ?></h5>
-               <div class='screen-options'>
-                       <?php if ( !empty($per_page_label) ): ?>
-                               <input type='text' class='screen-per-page' name='wp_screen_options[value]'
-                                       id='<?php echo esc_attr( $option ); ?>' maxlength='3'
-                                       value='<?php echo esc_attr( $per_page ); ?>' />
-                               <label for='<?php echo esc_attr( $option ); ?>'>
+               <div class="screen-options">
+                       <?php if ( $per_page_label ) : ?>
+                               <input type="number" step="1" min="1" max="999" class="screen-per-page" name="wp_screen_options[value]"
+                                       id="<?php echo esc_attr( $option ); ?>" maxlength="3"
+                                       value="<?php echo esc_attr( $per_page ); ?>" />
+                               <label for="<?php echo esc_attr( $option ); ?>">
                                        <?php echo esc_html( $per_page_label ); ?>
                                </label>
                        <?php endif;