WordPress 4.2

[autoinstalls/wordpress.git] / wp-admin / includes / class-wp-posts-list-table.php

diff --git a/wp-admin/includes/class-wp-posts-list-table.php b/wp-admin/includes/class-wp-posts-list-table.php
index 1e763f2ff33ef32790b4d5262b43ff5c19be43af..e6260394d8d8c286cd68ca816b905f3520c55be2 100644 (file)
--- a/wp-admin/includes/class-wp-posts-list-table.php
+++ b/wp-admin/includes/class-wp-posts-list-table.php
@@ -16,7 +16,7 @@ class WP_Posts_List_Table extends WP_List_Table {
         * @var bool
         * @access protected
         */
         * @var bool
         * @access protected
         */

-       var $hierarchical_display;
+       protected $hierarchical_display;

 
        /**
         * Holds the number of pending comments for each post
 
        /**
         * Holds the number of pending comments for each post


@@ -25,7 +25,7 @@ class WP_Posts_List_Table extends WP_List_Table {
         * @var int
         * @access protected
         */
         * @var int
         * @access protected
         */

-       var $comment_pending_count;
+       protected $comment_pending_count;

 
        /**
         * Holds the number of posts for this user
 
        /**
         * Holds the number of posts for this user


@@ -34,7 +34,7 @@ class WP_Posts_List_Table extends WP_List_Table {
         * @var int
         * @access private
         */
         * @var int
         * @access private
         */

-       var $user_posts_count;
+       private $user_posts_count;

 
        /**
         * Holds the number of posts which are sticky.
 
        /**
         * Holds the number of posts which are sticky.


@@ -43,9 +43,21 @@ class WP_Posts_List_Table extends WP_List_Table {
         * @var int
         * @access private
         */
         * @var int
         * @access private
         */

-       var $sticky_posts_count = 0;
+       private $sticky_posts_count = 0;

 
 

-       function __construct( $args = array() ) {
+       private $is_trash;
+
+       /**
+        * Constructor.
+        *
+        * @since 3.1.0
+        * @access public
+        *
+        * @see WP_List_Table::__construct() for more information on default arguments.
+        *
+        * @param array $args An associative array of arguments.
+        */
+       public function __construct( $args = array() ) {

                global $post_type_object, $wpdb;
 
                parent::__construct( array(
                global $post_type_object, $wpdb;
 
                parent::__construct( array(


@@ -74,16 +86,27 @@ class WP_Posts_List_Table extends WP_List_Table {
                }
        }
 
                }
        }
 

-       function ajax_user_can() {
+       /**
+        * Sets whether the table layout should be hierarchical or not.
+        *
+        * @since 4.2.0
+        *
+        * @param bool $display Whether the table layout should be hierarchical.
+        */
+       public function set_hierarchical_display( $display ) {
+               $this->hierarchical_display = $display;
+       }
+
+       public function ajax_user_can() {

                return current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_posts );
        }
 
                return current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_posts );
        }
 

-       function prepare_items() {
+       public function prepare_items() {

                global $avail_post_stati, $wp_query, $per_page, $mode;
 
                $avail_post_stati = wp_edit_posts_query();
 
                global $avail_post_stati, $wp_query, $per_page, $mode;
 
                $avail_post_stati = wp_edit_posts_query();
 

-               $this->hierarchical_display = ( is_post_type_hierarchical( $this->screen->post_type ) && 'menu_order title' == $wp_query->query['orderby'] );
+               $this->set_hierarchical_display( is_post_type_hierarchical( $this->screen->post_type ) && 'menu_order title' == $wp_query->query['orderby'] );

 
                $total_items = $this->hierarchical_display ? $wp_query->post_count : $wp_query->found_posts;
 
 
                $total_items = $this->hierarchical_display ? $wp_query->post_count : $wp_query->found_posts;
 


@@ -98,7 +121,12 @@ class WP_Posts_List_Table extends WP_List_Table {
                else
                        $total_pages = $wp_query->max_num_pages;
 
                else
                        $total_pages = $wp_query->max_num_pages;
 

-               $mode = empty( $_REQUEST['mode'] ) ? 'list' : $_REQUEST['mode'];
+               if ( ! empty( $_REQUEST['mode'] ) ) {
+                       $mode = $_REQUEST['mode'] == 'excerpt' ? 'excerpt' : 'list';
+                       set_user_setting ( 'posts_list_mode', $mode );
+               } else {
+                       $mode = get_user_setting ( 'posts_list_mode', 'list' );
+               }

 
                $this->is_trash = isset( $_REQUEST['post_status'] ) && $_REQUEST['post_status'] == 'trash';
 
 
                $this->is_trash = isset( $_REQUEST['post_status'] ) && $_REQUEST['post_status'] == 'trash';
 


@@ -109,18 +137,33 @@ class WP_Posts_List_Table extends WP_List_Table {
                ) );
        }
 
                ) );
        }
 

-       function has_items() {
+       public function has_items() {

                return have_posts();
        }
 
                return have_posts();
        }
 

-       function no_items() {
+       public function no_items() {

                if ( isset( $_REQUEST['post_status'] ) && 'trash' == $_REQUEST['post_status'] )
                        echo get_post_type_object( $this->screen->post_type )->labels->not_found_in_trash;
                else
                        echo get_post_type_object( $this->screen->post_type )->labels->not_found;
        }
 
                if ( isset( $_REQUEST['post_status'] ) && 'trash' == $_REQUEST['post_status'] )
                        echo get_post_type_object( $this->screen->post_type )->labels->not_found_in_trash;
                else
                        echo get_post_type_object( $this->screen->post_type )->labels->not_found;
        }
 

-       function get_views() {
+       /**
+        * Determine if the current view is the "All" view.
+        *
+        * @since 4.2.0
+        *
+        * @return bool Whether the current ivew is the "All" view.
+        */
+       protected function is_base_request() {
+               if ( empty( $_GET ) ) {
+                       return true;
+               } elseif ( 1 === count( $_GET ) && ! empty( $_GET['post_type'] ) ) {
+                       return $this->screen->post_type === $_GET['post_type'];
+               }
+       }
+
+       protected function get_views() {

                global $locked_post_status, $avail_post_stati;
 
                $post_type = $this->screen->post_type;
                global $locked_post_status, $avail_post_stati;
 
                $post_type = $this->screen->post_type;


@@ -140,6 +183,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                                $class = ' class="current"';
                        $status_links['mine'] = "<a href='edit.php?post_type=$post_type&author=$current_user_id'$class>" . sprintf( _nx( 'Mine <span class="count">(%s)</span>', 'Mine <span class="count">(%s)</span>', $this->user_posts_count, 'posts' ), number_format_i18n( $this->user_posts_count ) ) . '</a>';
                        $allposts = '&all_posts=1';
                                $class = ' class="current"';
                        $status_links['mine'] = "<a href='edit.php?post_type=$post_type&author=$current_user_id'$class>" . sprintf( _nx( 'Mine <span class="count">(%s)</span>', 'Mine <span class="count">(%s)</span>', $this->user_posts_count, 'posts' ), number_format_i18n( $this->user_posts_count ) ) . '</a>';
                        $allposts = '&all_posts=1';

+                       $class = '';

                }
 
                $total_posts = array_sum( (array) $num_posts );
                }
 
                $total_posts = array_sum( (array) $num_posts );


@@ -148,8 +192,21 @@ class WP_Posts_List_Table extends WP_List_Table {
                foreach ( get_post_stati( array('show_in_admin_all_list' => false) ) as $state )
                        $total_posts -= $num_posts->$state;
 
                foreach ( get_post_stati( array('show_in_admin_all_list' => false) ) as $state )
                        $total_posts -= $num_posts->$state;
 

-               $class = empty( $class ) && empty( $_REQUEST['post_status'] ) && empty( $_REQUEST['show_sticky'] ) ? ' class="current"' : '';
-               $status_links['all'] = "<a href='edit.php?post_type=$post_type{$allposts}'$class>" . sprintf( _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $total_posts, 'posts' ), number_format_i18n( $total_posts ) ) . '</a>';
+               if ( empty( $class ) && $this->is_base_request() && ! $this->user_posts_count ) {
+                       $class =  ' class="current"';
+               }
+
+               $all_inner_html = sprintf(
+                       _nx(
+                               'All <span class="count">(%s)</span>',
+                               'All <span class="count">(%s)</span>',
+                               $total_posts,
+                               'posts'
+                       ),
+                       number_format_i18n( $total_posts )
+               );
+
+               $status_links['all'] = "<a href='edit.php?post_type=$post_type{$allposts}'$class>" . $all_inner_html . '</a>';

 
                foreach ( get_post_stati(array('show_in_admin_status_list' => true), 'objects') as $status ) {
                        $class = '';
 
                foreach ( get_post_stati(array('show_in_admin_status_list' => true), 'objects') as $status ) {
                        $class = '';


@@ -181,23 +238,32 @@ class WP_Posts_List_Table extends WP_List_Table {
                return $status_links;
        }
 
                return $status_links;
        }
 

-       function get_bulk_actions() {
+       protected function get_bulk_actions() {

                $actions = array();
                $actions = array();

+               $post_type_obj = get_post_type_object( $this->screen->post_type );

 
 

-               if ( $this->is_trash )
+               if ( $this->is_trash ) {

                        $actions['untrash'] = __( 'Restore' );
                        $actions['untrash'] = __( 'Restore' );

-               else
+               } else {

                        $actions['edit'] = __( 'Edit' );
                        $actions['edit'] = __( 'Edit' );

+               }

 
 

-               if ( $this->is_trash || !EMPTY_TRASH_DAYS )
-                       $actions['delete'] = __( 'Delete Permanently' );
-               else
-                       $actions['trash'] = __( 'Move to Trash' );
+               if ( current_user_can( $post_type_obj->cap->delete_posts ) ) {
+                       if ( $this->is_trash || ! EMPTY_TRASH_DAYS ) {
+                               $actions['delete'] = __( 'Delete Permanently' );
+                       } else {
+                               $actions['trash'] = __( 'Move to Trash' );
+                       }
+               }

 
                return $actions;
        }
 
 
                return $actions;
        }
 

-       function extra_tablenav( $which ) {
+       /**
+        * @global int $cat
+        * @param string $which
+        */
+       protected function extra_tablenav( $which ) {

                global $cat;
 ?>
                <div class="alignleft actions">
                global $cat;
 ?>
                <div class="alignleft actions">


@@ -208,13 +274,15 @@ class WP_Posts_List_Table extends WP_List_Table {
 
                        if ( is_object_in_taxonomy( $this->screen->post_type, 'category' ) ) {
                                $dropdown_options = array(
 
                        if ( is_object_in_taxonomy( $this->screen->post_type, 'category' ) ) {
                                $dropdown_options = array(

-                                       'show_option_all' => __( 'View all categories' ),
+                                       'show_option_all' => __( 'All categories' ),

                                        'hide_empty' => 0,
                                        'hierarchical' => 1,
                                        'show_count' => 0,
                                        'orderby' => 'name',
                                        'selected' => $cat
                                );
                                        'hide_empty' => 0,
                                        'hierarchical' => 1,
                                        'show_count' => 0,
                                        'orderby' => 'name',
                                        'selected' => $cat
                                );

+
+                               echo '<label class="screen-reader-text" for="cat">' . __( 'Filter by category' ) . '</label>';

                                wp_dropdown_categories( $dropdown_options );
                        }
 
                                wp_dropdown_categories( $dropdown_options );
                        }
 


@@ -228,7 +296,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                         */
                        do_action( 'restrict_manage_posts' );
 
                         */
                        do_action( 'restrict_manage_posts' );
 

-                       submit_button( __( 'Filter' ), 'button', false, false, array( 'id' => 'post-query-submit' ) );
+                       submit_button( __( 'Filter' ), 'button', 'filter_action', false, array( 'id' => 'post-query-submit' ) );

                }
 
                if ( $this->is_trash && current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_others_posts ) ) {
                }
 
                if ( $this->is_trash && current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_others_posts ) ) {


@@ -239,14 +307,18 @@ class WP_Posts_List_Table extends WP_List_Table {
 <?php
        }
 
 <?php
        }
 

-       function current_action() {
+       public function current_action() {

                if ( isset( $_REQUEST['delete_all'] ) || isset( $_REQUEST['delete_all2'] ) )
                        return 'delete_all';
 
                return parent::current_action();
        }
 
                if ( isset( $_REQUEST['delete_all'] ) || isset( $_REQUEST['delete_all2'] ) )
                        return 'delete_all';
 
                return parent::current_action();
        }
 

-       function pagination( $which ) {
+       /**
+        * @global string $mode
+        * @param string $which
+        */
+       protected function pagination( $which ) {

                global $mode;
 
                parent::pagination( $which );
                global $mode;
 
                parent::pagination( $which );


@@ -255,11 +327,11 @@ class WP_Posts_List_Table extends WP_List_Table {
                        $this->view_switcher( $mode );
        }
 
                        $this->view_switcher( $mode );
        }
 

-       function get_table_classes() {
-               return array( 'widefat', 'fixed', is_post_type_hierarchical( $this->screen->post_type ) ? 'pages' : 'posts' );
+       protected function get_table_classes() {
+               return array( 'widefat', 'fixed', 'striped', is_post_type_hierarchical( $this->screen->post_type ) ? 'pages' : 'posts' );

        }
 
        }
 

-       function get_columns() {
+       public function get_columns() {

                $post_type = $this->screen->post_type;
 
                $posts_columns = array();
                $post_type = $this->screen->post_type;
 
                $posts_columns = array();


@@ -269,10 +341,9 @@ class WP_Posts_List_Table extends WP_List_Table {
                /* translators: manage posts column name */
                $posts_columns['title'] = _x( 'Title', 'column name' );
 
                /* translators: manage posts column name */
                $posts_columns['title'] = _x( 'Title', 'column name' );
 

-               if ( post_type_supports( $post_type, 'author' ) )
+               if ( post_type_supports( $post_type, 'author' ) ) {

                        $posts_columns['author'] = __( 'Author' );
                        $posts_columns['author'] = __( 'Author' );

-
-               $taxonomies = array();
+               }

 
                $taxonomies = get_object_taxonomies( $post_type, 'objects' );
                $taxonomies = wp_filter_object_list( $taxonomies, array( 'show_admin_column' => true ), 'and', 'name' );
 
                $taxonomies = get_object_taxonomies( $post_type, 'objects' );
                $taxonomies = wp_filter_object_list( $taxonomies, array( 'show_admin_column' => true ), 'and', 'name' );


@@ -280,7 +351,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                /**
                 * Filter the taxonomy columns in the Posts list table.
                 *
                /**
                 * Filter the taxonomy columns in the Posts list table.
                 *

-                * The dynamic portion of the hook name, $post_type, refers to the post
+                * The dynamic portion of the hook name, `$post_type`, refers to the post

                 * type slug.
                 *
                 * @since 3.5.0
                 * type slug.
                 *
                 * @since 3.5.0


@@ -304,7 +375,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 
                $post_status = !empty( $_REQUEST['post_status'] ) ? $_REQUEST['post_status'] : 'all';
                if ( post_type_supports( $post_type, 'comments' ) && !in_array( $post_status, array( 'pending', 'draft', 'future' ) ) )
 
                $post_status = !empty( $_REQUEST['post_status'] ) ? $_REQUEST['post_status'] : 'all';
                if ( post_type_supports( $post_type, 'comments' ) && !in_array( $post_status, array( 'pending', 'draft', 'future' ) ) )

-                       $posts_columns['comments'] = '<span class="vers"><span title="' . esc_attr__( 'Comments' ) . '" class="comment-grey-bubble"></span></span>';
+                       $posts_columns['comments'] = '<span class="vers comment-grey-bubble" title="' . esc_attr__( 'Comments' ) . '"><span class="screen-reader-text">' . __( 'Comments' ) . '</span></span>';

 
                $posts_columns['date'] = __( 'Date' );
 
 
                $posts_columns['date'] = __( 'Date' );
 


@@ -334,7 +405,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                /**
                 * Filter the columns displayed in the Posts list table for a specific post type.
                 *
                /**
                 * Filter the columns displayed in the Posts list table for a specific post type.
                 *

-                * The dynamic portion of the hook name, $post_type, refers to the post type slug.
+                * The dynamic portion of the hook name, `$post_type`, refers to the post type slug.

                 *
                 * @since 3.0.0
                 *
                 *
                 * @since 3.0.0
                 *


@@ -345,7 +416,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                return $posts_columns;
        }
 
                return $posts_columns;
        }
 

-       function get_sortable_columns() {
+       protected function get_sortable_columns() {

                return array(
                        'title'    => 'title',
                        'parent'   => 'parent',
                return array(
                        'title'    => 'title',
                        'parent'   => 'parent',


@@ -354,7 +425,13 @@ class WP_Posts_List_Table extends WP_List_Table {
                );
        }
 
                );
        }
 

-       function display_rows( $posts = array(), $level = 0 ) {
+       /**
+        * @global WP_Query $wp_query
+        * @global int $per_page
+        * @param array $posts
+        * @param int $level
+        */
+       public function display_rows( $posts = array(), $level = 0 ) {

                global $wp_query, $per_page;
 
                if ( empty( $posts ) )
                global $wp_query, $per_page;
 
                if ( empty( $posts ) )


@@ -369,7 +446,12 @@ class WP_Posts_List_Table extends WP_List_Table {
                }
        }
 
                }
        }
 

-       function _display_rows( $posts, $level = 0 ) {
+       /**
+        * @global string $mode
+        * @param array $posts
+        * @param int $level
+        */
+       private function _display_rows( $posts, $level = 0 ) {

                global $mode;
 
                // Create array of post IDs.
                global $mode;
 
                // Create array of post IDs.


@@ -384,7 +466,14 @@ class WP_Posts_List_Table extends WP_List_Table {
                        $this->single_row( $post, $level );
        }
 
                        $this->single_row( $post, $level );
        }
 

-       function _display_rows_hierarchical( $pages, $pagenum = 1, $per_page = 20 ) {
+       /**
+        * @global wpdb $wpdb
+        * @param array $pages
+        * @param int $pagenum
+        * @param int $per_page
+        * @return false|null
+        */
+       private function _display_rows_hierarchical( $pages, $pagenum = 1, $per_page = 20 ) {

                global $wpdb;
 
                $level = 0;
                global $wpdb;
 
                $level = 0;


@@ -410,7 +499,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 
                        foreach ( $pages as $page ) {
 
 
                        foreach ( $pages as $page ) {
 

-                               // catch and repair bad pages
+                               // Catch and repair bad pages.

                                if ( $page->post_parent == $page->ID ) {
                                        $page->post_parent = 0;
                                        $wpdb->update( $wpdb->posts, array( 'post_parent' => 0 ), array( 'ID' => $page->ID ) );
                                if ( $page->post_parent == $page->ID ) {
                                        $page->post_parent = 0;
                                        $wpdb->update( $wpdb->posts, array( 'post_parent' => 0 ), array( 'ID' => $page->ID ) );


@@ -429,23 +518,23 @@ class WP_Posts_List_Table extends WP_List_Table {
                $count = 0;
                $start = ( $pagenum - 1 ) * $per_page;
                $end = $start + $per_page;
                $count = 0;
                $start = ( $pagenum - 1 ) * $per_page;
                $end = $start + $per_page;

+               $to_display = array();

 
                foreach ( $pages as $page ) {
                        if ( $count >= $end )
                                break;
 
                        if ( $count >= $start ) {
 
                foreach ( $pages as $page ) {
                        if ( $count >= $end )
                                break;
 
                        if ( $count >= $start ) {

-                               echo "\t";
-                               $this->single_row( $page, $level );
+                               $to_display[$page->ID] = $level;

                        }
 
                        $count++;
 
                        if ( isset( $children_pages ) )
                        }
 
                        $count++;
 
                        if ( isset( $children_pages ) )

-                               $this->_page_rows( $children_pages, $count, $page->ID, $level + 1, $pagenum, $per_page );
+                               $this->_page_rows( $children_pages, $count, $page->ID, $level + 1, $pagenum, $per_page, $to_display );

                }
 
                }
 

-               // if it is the last pagenum and there are orphaned pages, display them with paging as well
+               // If it is the last pagenum and there are orphaned pages, display them with paging as well.

                if ( isset( $children_pages ) && $count < $end ){
                        foreach ( $children_pages as $orphans ){
                                foreach ( $orphans as $op ) {
                if ( isset( $children_pages ) && $count < $end ){
                        foreach ( $children_pages as $orphans ){
                                foreach ( $orphans as $op ) {


@@ -453,14 +542,25 @@ class WP_Posts_List_Table extends WP_List_Table {
                                                break;
 
                                        if ( $count >= $start ) {
                                                break;
 
                                        if ( $count >= $start ) {

-                                               echo "\t";
-                                               $this->single_row( $op, 0 );
+                                               $to_display[$op->ID] = 0;

                                        }
 
                                        $count++;
                                }
                        }
                }
                                        }
 
                                        $count++;
                                }
                        }
                }

+
+               $ids = array_keys( $to_display );
+               _prime_post_caches( $ids );
+
+               if ( ! isset( $GLOBALS['post'] ) ) {
+                       $GLOBALS['post'] = reset( $ids );
+               }
+
+               foreach ( $to_display as $page_id => $level ) {
+                       echo "\t";
+                       $this->single_row( $page_id, $level );
+               }

        }
 
        /**
        }
 
        /**


@@ -468,6 +568,7 @@ class WP_Posts_List_Table extends WP_List_Table {
         * together with paging support
         *
         * @since 3.1.0 (Standalone function exists since 2.6.0)
         * together with paging support
         *
         * @since 3.1.0 (Standalone function exists since 2.6.0)

+        * @since 4.2.0 Added the `$to_display` parameter.

         *
         * @param array $children_pages
         * @param int $count
         *
         * @param array $children_pages
         * @param int $count


@@ -475,8 +576,9 @@ class WP_Posts_List_Table extends WP_List_Table {
         * @param int $level
         * @param int $pagenum
         * @param int $per_page
         * @param int $level
         * @param int $pagenum
         * @param int $per_page

+        * @param array $to_display List of pages to be displayed. Passed by reference.

         */
         */

-       function _page_rows( &$children_pages, &$count, $parent, $level, $pagenum, $per_page ) {
+       private function _page_rows( &$children_pages, &$count, $parent, $level, $pagenum, $per_page, &$to_display ) {

 
                if ( ! isset( $children_pages[$parent] ) )
                        return;
 
                if ( ! isset( $children_pages[$parent] ) )
                        return;


@@ -494,7 +596,13 @@ class WP_Posts_List_Table extends WP_List_Table {
                                $my_parents = array();
                                $my_parent = $page->post_parent;
                                while ( $my_parent ) {
                                $my_parents = array();
                                $my_parent = $page->post_parent;
                                while ( $my_parent ) {

-                                       $my_parent = get_post( $my_parent );
+                                       // Get the ID from the list or the attribute if my_parent is an object
+                                       $parent_id = $my_parent;
+                                       if ( is_object( $my_parent ) ) {
+                                               $parent_id = $my_parent->ID;
+                                       }
+
+                                       $my_parent = get_post( $parent_id );

                                        $my_parents[] = $my_parent;
                                        if ( !$my_parent->post_parent )
                                                break;
                                        $my_parents[] = $my_parent;
                                        if ( !$my_parent->post_parent )
                                                break;


@@ -502,30 +610,35 @@ class WP_Posts_List_Table extends WP_List_Table {
                                }
                                $num_parents = count( $my_parents );
                                while ( $my_parent = array_pop( $my_parents ) ) {
                                }
                                $num_parents = count( $my_parents );
                                while ( $my_parent = array_pop( $my_parents ) ) {

-                                       echo "\t";
-                                       $this->single_row( $my_parent, $level - $num_parents );
+                                       $to_display[$my_parent->ID] = $level - $num_parents;

                                        $num_parents--;
                                }
                        }
 
                        if ( $count >= $start ) {
                                        $num_parents--;
                                }
                        }
 
                        if ( $count >= $start ) {

-                               echo "\t";
-                               $this->single_row( $page, $level );
+                               $to_display[$page->ID] = $level;

                        }
 
                        $count++;
 
                        }
 
                        $count++;
 

-                       $this->_page_rows( $children_pages, $count, $page->ID, $level + 1, $pagenum, $per_page );
+                       $this->_page_rows( $children_pages, $count, $page->ID, $level + 1, $pagenum, $per_page, $to_display );

                }
 
                unset( $children_pages[$parent] ); //required in order to keep track of orphans
        }
 
                }
 
                unset( $children_pages[$parent] ); //required in order to keep track of orphans
        }
 

-       function single_row( $post, $level = 0 ) {
+       /**
+        * @global string $mode
+        * @param WP_Post $post
+        * @param int $level
+        */
+       public function single_row( $post, $level = 0 ) {

                global $mode;
                global $mode;

-               static $alternate;

 
                $global_post = get_post();
 
                $global_post = get_post();

+
+               $post = get_post( $post );
+

                $GLOBALS['post'] = $post;
                setup_postdata( $post );
 
                $GLOBALS['post'] = $post;
                setup_postdata( $post );
 


@@ -534,8 +647,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                $post_type_object = get_post_type_object( $post->post_type );
                $can_edit_post = current_user_can( 'edit_post', $post->ID );
 
                $post_type_object = get_post_type_object( $post->post_type );
                $can_edit_post = current_user_can( 'edit_post', $post->ID );
 

-               $alternate = 'alternate' == $alternate ? '' : 'alternate';
-               $classes = $alternate . ' iedit author-' . ( get_current_user_id() == $post->post_author ? 'self' : 'other' );
+               $classes = 'iedit author-' . ( get_current_user_id() == $post->post_author ? 'self' : 'other' );

 
                $lock_holder = wp_check_post_lock( $post->ID );
                if ( $lock_holder ) {
 
                $lock_holder = wp_check_post_lock( $post->ID );
                if ( $lock_holder ) {


@@ -587,7 +699,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                                $attributes = 'class="post-title page-title column-title"' . $style;
                                if ( $this->hierarchical_display ) {
                                        if ( 0 == $level && (int) $post->post_parent > 0 ) {
                                $attributes = 'class="post-title page-title column-title"' . $style;
                                if ( $this->hierarchical_display ) {
                                        if ( 0 == $level && (int) $post->post_parent > 0 ) {

-                                               //sent level 0 by accident, by default, or because we don't know the actual level
+                                               // Sent level 0 by accident, by default, or because we don't know the actual level.

                                                $find_main_page = (int) $post->post_parent;
                                                while ( $find_main_page > 0 ) {
                                                        $parent = get_post( $find_main_page );
                                                $find_main_page = (int) $post->post_parent;
                                                while ( $find_main_page > 0 ) {
                                                        $parent = get_post( $find_main_page );


@@ -643,23 +755,24 @@ class WP_Posts_List_Table extends WP_List_Table {
 
                                $actions = array();
                                if ( $can_edit_post && 'trash' != $post->post_status ) {
 
                                $actions = array();
                                if ( $can_edit_post && 'trash' != $post->post_status ) {

-                                       $actions['edit'] = '<a href="' . get_edit_post_link( $post->ID, true ) . '" title="' . esc_attr( __( 'Edit this item' ) ) . '">' . __( 'Edit' ) . '</a>';
-                                       $actions['inline hide-if-no-js'] = '<a href="#" class="editinline" title="' . esc_attr( __( 'Edit this item inline' ) ) . '">' . __( 'Quick&nbsp;Edit' ) . '</a>';
+                                       $actions['edit'] = '<a href="' . get_edit_post_link( $post->ID ) . '" title="' . esc_attr__( 'Edit this item' ) . '">' . __( 'Edit' ) . '</a>';
+                                       $actions['inline hide-if-no-js'] = '<a href="#" class="editinline" title="' . esc_attr__( 'Edit this item inline' ) . '">' . __( 'Quick&nbsp;Edit' ) . '</a>';

                                }
                                if ( current_user_can( 'delete_post', $post->ID ) ) {
                                        if ( 'trash' == $post->post_status )
                                }
                                if ( current_user_can( 'delete_post', $post->ID ) ) {
                                        if ( 'trash' == $post->post_status )

-                                               $actions['untrash'] = "<a title='" . esc_attr( __( 'Restore this item from the Trash' ) ) . "' href='" . wp_nonce_url( admin_url( sprintf( $post_type_object->_edit_link . '&amp;action=untrash', $post->ID ) ), 'untrash-post_' . $post->ID ) . "'>" . __( 'Restore' ) . "</a>";
+                                               $actions['untrash'] = "<a title='" . esc_attr__( 'Restore this item from the Trash' ) . "' href='" . wp_nonce_url( admin_url( sprintf( $post_type_object->_edit_link . '&amp;action=untrash', $post->ID ) ), 'untrash-post_' . $post->ID ) . "'>" . __( 'Restore' ) . "</a>";

                                        elseif ( EMPTY_TRASH_DAYS )
                                        elseif ( EMPTY_TRASH_DAYS )

-                                               $actions['trash'] = "<a class='submitdelete' title='" . esc_attr( __( 'Move this item to the Trash' ) ) . "' href='" . get_delete_post_link( $post->ID ) . "'>" . __( 'Trash' ) . "</a>";
+                                               $actions['trash'] = "<a class='submitdelete' title='" . esc_attr__( 'Move this item to the Trash' ) . "' href='" . get_delete_post_link( $post->ID ) . "'>" . __( 'Trash' ) . "</a>";

                                        if ( 'trash' == $post->post_status || !EMPTY_TRASH_DAYS )
                                        if ( 'trash' == $post->post_status || !EMPTY_TRASH_DAYS )

-                                               $actions['delete'] = "<a class='submitdelete' title='" . esc_attr( __( 'Delete this item permanently' ) ) . "' href='" . get_delete_post_link( $post->ID, '', true ) . "'>" . __( 'Delete Permanently' ) . "</a>";
+                                               $actions['delete'] = "<a class='submitdelete' title='" . esc_attr__( 'Delete this item permanently' ) . "' href='" . get_delete_post_link( $post->ID, '', true ) . "'>" . __( 'Delete Permanently' ) . "</a>";

                                }
                                if ( $post_type_object->public ) {
                                        if ( in_array( $post->post_status, array( 'pending', 'draft', 'future' ) ) ) {
                                                if ( $can_edit_post ) {
                                }
                                if ( $post_type_object->public ) {
                                        if ( in_array( $post->post_status, array( 'pending', 'draft', 'future' ) ) ) {
                                                if ( $can_edit_post ) {

-
+                                                       $preview_link = set_url_scheme( get_permalink( $post->ID ) );

                                                        /** This filter is documented in wp-admin/includes/meta-boxes.php */
                                                        /** This filter is documented in wp-admin/includes/meta-boxes.php */

-                                                       $actions['view'] = '<a href="' . esc_url( apply_filters( 'preview_post_link', set_url_scheme( add_query_arg( 'preview', 'true', get_permalink( $post->ID ) ) ) ) ) . '" title="' . esc_attr( sprintf( __( 'Preview &#8220;%s&#8221;' ), $title ) ) . '" rel="permalink">' . __( 'Preview' ) . '</a>';
+                                                       $preview_link = apply_filters( 'preview_post_link', add_query_arg( 'preview', 'true', $preview_link ), $post );
+                                                       $actions['view'] = '<a href="' . esc_url( $preview_link ) . '" title="' . esc_attr( sprintf( __( 'Preview &#8220;%s&#8221;' ), $title ) ) . '" rel="permalink">' . __( 'Preview' ) . '</a>';

                                                }
                                        } elseif ( 'trash' != $post->post_status ) {
                                                $actions['view'] = '<a href="' . get_permalink( $post->ID ) . '" title="' . esc_attr( sprintf( __( 'View &#8220;%s&#8221;' ), $title ) ) . '" rel="permalink">' . __( 'View' ) . '</a>';
                                                }
                                        } elseif ( 'trash' != $post->post_status ) {
                                                $actions['view'] = '<a href="' . get_permalink( $post->ID ) . '" title="' . esc_attr( sprintf( __( 'View &#8220;%s&#8221;' ), $title ) ) . '" rel="permalink">' . __( 'View' ) . '</a>';


@@ -709,7 +822,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                                        $t_time = $h_time = __( 'Unpublished' );
                                        $time_diff = 0;
                                } else {
                                        $t_time = $h_time = __( 'Unpublished' );
                                        $time_diff = 0;
                                } else {

-                                       $t_time = get_the_time( __( 'Y/m/d g:i:s A' ) );
+                                       $t_time = get_the_time( __( 'Y/m/d g:i:s a' ) );

                                        $m_time = $post->post_date;
                                        $time = get_post_time( 'G', true, $post );
 
                                        $m_time = $post->post_date;
                                        $time = get_post_time( 'G', true, $post );
 


@@ -855,7 +968,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                                /**
                                 * Fires for each custom column of a specific post type in the Posts list table.
                                 *
                                /**
                                 * Fires for each custom column of a specific post type in the Posts list table.
                                 *

-                                * The dynamic portion of the hook name, $post->post_type, refers to the post type.
+                                * The dynamic portion of the hook name, `$post->post_type`, refers to the post type.

                                 *
                                 * @since 3.1.0
                                 *
                                 *
                                 * @since 3.1.0
                                 *


@@ -879,7 +992,7 @@ class WP_Posts_List_Table extends WP_List_Table {
         *
         * @since 3.1.0
         */
         *
         * @since 3.1.0
         */

-       function inline_edit() {
+       public function inline_edit() {

                global $mode;
 
                $screen = $this->screen;
                global $mode;
 
                $screen = $this->screen;


@@ -891,10 +1004,23 @@ class WP_Posts_List_Table extends WP_List_Table {
                $hierarchical_taxonomies = array();
                $flat_taxonomies = array();
                foreach ( $taxonomy_names as $taxonomy_name ) {
                $hierarchical_taxonomies = array();
                $flat_taxonomies = array();
                foreach ( $taxonomy_names as $taxonomy_name ) {

+

                        $taxonomy = get_taxonomy( $taxonomy_name );
 
                        $taxonomy = get_taxonomy( $taxonomy_name );
 

-                       if ( !$taxonomy->show_ui )
+                       $show_in_quick_edit = $taxonomy->show_in_quick_edit;
+
+                       /**
+                        * Filter whether the current taxonomy should be shown in the Quick Edit panel.
+                        *
+                        * @since 4.2.0
+                        *
+                        * @param bool   $show_in_quick_edit Whether to show the current taxonomy in Quick Edit.
+                        * @param string $taxonomy_name      Taxonomy name.
+                        * @param string $post_type          Post type of current Quick Edit post.
+                        */
+                       if ( ! apply_filters( 'quick_edit_show_taxonomy', $show_in_quick_edit, $taxonomy_name, $screen->post_type ) ) {

                                continue;
                                continue;

+                       }

 
                        if ( $taxonomy->hierarchical )
                                $hierarchical_taxonomies[] = $taxonomy;
 
                        if ( $taxonomy->hierarchical )
                                $hierarchical_taxonomies[] = $taxonomy;


@@ -908,7 +1034,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 
        ?>
 
 
        ?>
 

-       <form method="get" action=""><table style="display: none"><tbody id="inlineedit">
+       <form method="get"><table style="display: none"><tbody id="inlineedit">

                <?php
                $hclass = count( $hierarchical_taxonomies ) ? 'post' : 'page';
                $bulk = 0;
                <?php
                $hclass = count( $hierarchical_taxonomies ) ? 'post' : 'page';
                $bulk = 0;


@@ -987,7 +1113,7 @@ class WP_Posts_List_Table extends WP_List_Table {
                                        <span class="input-text-wrap"><input type="text" name="post_password" class="inline-edit-password-input" value="" /></span>
                                </label>
 
                                        <span class="input-text-wrap"><input type="text" name="post_password" class="inline-edit-password-input" value="" /></span>
                                </label>
 

-                               <em style="margin:5px 10px 0 0" class="alignleft">
+                               <em class="alignleft inline-edit-or">

                                        <?php
                                        /* translators: Between password field and private checkbox on post quick edit interface */
                                        echo __( '&ndash;OR&ndash;' );
                                        <?php
                                        /* translators: Between password field and private checkbox on post quick edit interface */
                                        echo __( '&ndash;OR&ndash;' );


@@ -1082,7 +1208,11 @@ class WP_Posts_List_Table extends WP_List_Table {
        <?php   if ( $bulk ) : ?>
                                        <option value="-1"><?php _e( '&mdash; No Change &mdash;' ); ?></option>
        <?php   endif; // $bulk ?>
        <?php   if ( $bulk ) : ?>
                                        <option value="-1"><?php _e( '&mdash; No Change &mdash;' ); ?></option>
        <?php   endif; // $bulk ?>

-                                       <option value="default"><?php _e( 'Default Template' ); ?></option>
+                               <?php
+                                       /** This filter is documented in wp-admin/includes/meta-boxes.php */
+                                       $default_title = apply_filters( 'default_page_template_title',  __( 'Default Template' ), 'quick-edit' );
+                               ?>
+                                       <option value="default"><?php echo esc_html( $default_title ); ?></option>

                                        <?php page_template_dropdown() ?>
                                </select>
                        </label>
                                        <?php page_template_dropdown() ?>
                                </select>
                        </label>


@@ -1258,14 +1388,14 @@ class WP_Posts_List_Table extends WP_List_Table {
                }
        ?>
                <p class="submit inline-edit-save">
                }
        ?>
                <p class="submit inline-edit-save">

-                       <a accesskey="c" href="#inline-edit" class="button-secondary cancel alignleft"><?php _e( 'Cancel' ); ?></a>
+                       <a href="#inline-edit" class="button-secondary cancel alignleft"><?php _e( 'Cancel' ); ?></a>

                        <?php if ( ! $bulk ) {
                                wp_nonce_field( 'inlineeditnonce', '_inline_edit', false );
                                ?>
                        <?php if ( ! $bulk ) {
                                wp_nonce_field( 'inlineeditnonce', '_inline_edit', false );
                                ?>

-                               <a accesskey="s" href="#inline-edit" class="button-primary save alignright"><?php _e( 'Update' ); ?></a>
+                               <a href="#inline-edit" class="button-primary save alignright"><?php _e( 'Update' ); ?></a>

                                <span class="spinner"></span>
                        <?php } else {
                                <span class="spinner"></span>
                        <?php } else {

-                               submit_button( __( 'Update' ), 'button-primary alignright', 'bulk_edit', false, array( 'accesskey' => 's' ) );
+                               submit_button( __( 'Update' ), 'button-primary alignright', 'bulk_edit', false );

                        } ?>
                        <input type="hidden" name="post_view" value="<?php echo esc_attr( $m ); ?>" />
                        <input type="hidden" name="screen" value="<?php echo esc_attr( $screen->id ); ?>" />
                        } ?>
                        <input type="hidden" name="post_view" value="<?php echo esc_attr( $m ); ?>" />
                        <input type="hidden" name="screen" value="<?php echo esc_attr( $screen->id ); ?>" />