WordPress 4.4
[autoinstalls/wordpress.git] / wp-admin / includes / class-wp-ms-sites-list-table.php
index c1bf68b6fe732a50885cc14f2bbd1d29ef3ba4c8..cf3acf9225c28a19838eec50154a9a94790a7c4a 100644 (file)
@@ -1,26 +1,73 @@
 <?php
 /**
- * Sites List Table class.
+ * List Table API: WP_MS_Sites_List_Table class
  *
  * @package WordPress
- * @subpackage List_Table
+ * @subpackage Administration
+ * @since 3.1.0
+ */
+
+/**
+ * Core class used to implement displaying sites in a list table for the network admin.
+ *
  * @since 3.1.0
  * @access private
+ *
+ * @see WP_List_Table
  */
 class WP_MS_Sites_List_Table extends WP_List_Table {
 
-       function WP_MS_Sites_List_Table() {
-               parent::WP_List_Table( array(
+       /**
+        * Site status list.
+        *
+        * @since 4.3.0
+        * @access public
+        * @var array
+        */
+       public $status_list;
+
+       /**
+        * 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() ) {
+               $this->status_list = array(
+                       'archived' => array( 'site-archived', __( 'Archived' ) ),
+                       'spam'     => array( 'site-spammed', _x( 'Spam', 'site' ) ),
+                       'deleted'  => array( 'site-deleted', __( 'Deleted' ) ),
+                       'mature'   => array( 'site-mature', __( 'Mature' ) )
+               );
+
+               parent::__construct( array(
                        'plural' => 'sites',
+                       'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
                ) );
        }
 
-       function ajax_user_can() {
+       /**
+        *
+        * @return bool
+        */
+       public function ajax_user_can() {
                return current_user_can( 'manage_sites' );
        }
 
-       function prepare_items() {
-               global $s, $mode, $wpdb, $current_site;
+       /**
+        *
+        * @global string $s
+        * @global string $mode
+        * @global wpdb   $wpdb
+        */
+       public function prepare_items() {
+               global $s, $mode, $wpdb;
+
+               $current_site = get_current_site();
 
                $mode = ( empty( $_REQUEST['mode'] ) ) ? 'list' : $_REQUEST['mode'];
 
@@ -28,33 +75,35 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
 
                $pagenum = $this->get_pagenum();
 
-               $s = isset( $_REQUEST['s'] ) ? stripslashes( trim( $_REQUEST[ 's' ] ) ) : '';
+               $s = isset( $_REQUEST['s'] ) ? wp_unslash( trim( $_REQUEST[ 's' ] ) ) : '';
                $wild = '';
                if ( false !== strpos($s, '*') ) {
                        $wild = '%';
                        $s = trim($s, '*');
                }
 
-               $like_s = esc_sql( like_escape( $s ) );
-
-               $large_network = false;
-               // If the network is large and a search is not being performed, show only the latest blogs with no paging in order
-               // to avoid expensive count queries.
-               if ( !$s && ( get_blog_count() >= 10000 ) ) {
+               /*
+                * If the network is large and a search is not being performed, show only
+                * the latest blogs with no paging in order to avoid expensive count queries.
+                */
+               if ( !$s && wp_is_large_network() ) {
                        if ( !isset($_REQUEST['orderby']) )
                                $_GET['orderby'] = $_REQUEST['orderby'] = '';
                        if ( !isset($_REQUEST['order']) )
                                $_GET['order'] = $_REQUEST['order'] = 'DESC';
-                       $large_network = true;
                }
 
                $query = "SELECT * FROM {$wpdb->blogs} WHERE site_id = '{$wpdb->siteid}' ";
 
                if ( empty($s) ) {
                        // Nothing to do.
-               } elseif ( preg_match('/^[0-9]+\./', $s) ) {
-                       // IP address
-                       $reg_blog_ids = $wpdb->get_col( "SELECT blog_id FROM {$wpdb->registration_log} WHERE {$wpdb->registration_log}.IP LIKE ( '{$like_s}$wild' )" );
+               } elseif ( preg_match( '/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $s ) ||
+                                       preg_match( '/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.?$/', $s ) ||
+                                       preg_match( '/^[0-9]{1,3}\.[0-9]{1,3}\.?$/', $s ) ||
+                                       preg_match( '/^[0-9]{1,3}\.$/', $s ) ) {
+                       // IPv4 address
+                       $sql = $wpdb->prepare( "SELECT blog_id FROM {$wpdb->registration_log} WHERE {$wpdb->registration_log}.IP LIKE %s", $wpdb->esc_like( $s ) . $wild );
+                       $reg_blog_ids = $wpdb->get_col( $sql );
 
                        if ( !$reg_blog_ids )
                                $reg_blog_ids = array( 0 );
@@ -64,50 +113,52 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
                                WHERE site_id = '{$wpdb->siteid}'
                                AND {$wpdb->blogs}.blog_id IN (" . implode( ', ', $reg_blog_ids ) . ")";
                } else {
-                       if ( is_numeric($s) ) {
-                               $query .= " AND ( {$wpdb->blogs}.blog_id = '{$like_s}' )";
+                       if ( is_numeric($s) && empty( $wild ) ) {
+                               $query .= $wpdb->prepare( " AND ( {$wpdb->blogs}.blog_id = %s )", $s );
                        } elseif ( is_subdomain_install() ) {
-                               $blog_s = str_replace( '.' . $current_site->domain, '', $like_s );
-                               $blog_s .= $wild . '.' . $current_site->domain;
-                               $query .= " AND ( {$wpdb->blogs}.domain LIKE '$blog_s' ) ";
+                               $blog_s = str_replace( '.' . $current_site->domain, '', $s );
+                               $blog_s = $wpdb->esc_like( $blog_s ) . $wild . $wpdb->esc_like( '.' . $current_site->domain );
+                               $query .= $wpdb->prepare( " AND ( {$wpdb->blogs}.domain LIKE %s ) ", $blog_s );
                        } else {
-                               if ( $like_s != trim('/', $current_site->path) )
-                                       $blog_s = $current_site->path .= $like_s . $wild . '/';
-                               else
-                                       $blog_s = $like_s;
-                               $query .= " AND  ( {$wpdb->blogs}.path LIKE '$blog_s' )";
+                               if ( $s != trim('/', $current_site->path) ) {
+                                       $blog_s = $wpdb->esc_like( $current_site->path . $s ) . $wild . $wpdb->esc_like( '/' );
+                               } else {
+                                       $blog_s = $wpdb->esc_like( $s );
+                               }
+                               $query .= $wpdb->prepare( " AND  ( {$wpdb->blogs}.path LIKE %s )", $blog_s );
                        }
                }
 
                $order_by = isset( $_REQUEST['orderby'] ) ? $_REQUEST['orderby'] : '';
-               if ( $order_by == 'registered' ) {
+               if ( $order_by === 'registered' ) {
                        $query .= ' ORDER BY registered ';
-               } elseif ( $order_by == 'lastupdated' ) {
+               } elseif ( $order_by === 'lastupdated' ) {
                        $query .= ' ORDER BY last_updated ';
-               } elseif ( $order_by == 'blogname' ) {
-                       if ( is_subdomain_install() )
+               } elseif ( $order_by === 'blogname' ) {
+                       if ( is_subdomain_install() ) {
                                $query .= ' ORDER BY domain ';
-                       else
+                       } else {
                                $query .= ' ORDER BY path ';
-               } elseif ( $order_by == 'blog_id' ) {
+                       }
+               } elseif ( $order_by === 'blog_id' ) {
                        $query .= ' ORDER BY blog_id ';
                } else {
                        $order_by = null;
                }
 
                if ( isset( $order_by ) ) {
-                       $order = ( isset( $_REQUEST['order'] ) && 'DESC' == strtoupper( $_REQUEST['order'] ) ) ? "DESC" : "ASC";
+                       $order = ( isset( $_REQUEST['order'] ) && 'DESC' === strtoupper( $_REQUEST['order'] ) ) ? "DESC" : "ASC";
                        $query .= $order;
                }
 
                // Don't do an unbounded count on large networks
-               if ( ! $large_network )
+               if ( ! wp_is_large_network() )
                        $total = $wpdb->get_var( str_replace( 'SELECT *', 'SELECT COUNT( blog_id )', $query ) );
 
                $query .= " LIMIT " . intval( ( $pagenum - 1 ) * $per_page ) . ", " . intval( $per_page );
                $this->items = $wpdb->get_results( $query, ARRAY_A );
 
-               if ( $large_network )
+               if ( wp_is_large_network() )
                        $total = count($this->items);
 
                $this->set_pagination_args( array(
@@ -116,11 +167,18 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
                ) );
        }
 
-       function no_items() {
+       /**
+        * @access public
+        */
+       public function no_items() {
                _e( 'No sites found.' );
        }
 
-       function get_bulk_actions() {
+       /**
+        *
+        * @return array
+        */
+       protected function get_bulk_actions() {
                $actions = array();
                if ( current_user_can( 'delete_sites' ) )
                        $actions['delete'] = __( 'Delete' );
@@ -130,34 +188,51 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
                return $actions;
        }
 
-       function pagination( $which ) {
+       /**
+        * @global string $mode
+        *
+        * @param string $which
+        */
+       protected function pagination( $which ) {
                global $mode;
 
                parent::pagination( $which );
 
-               if ( 'top' == $which )
+               if ( 'top' === $which )
                        $this->view_switcher( $mode );
        }
 
-       function get_columns() {
-               $blogname_columns = ( is_subdomain_install() ) ? __( 'Domain' ) : __( 'Path' );
+       /**
+        * @return array
+        */
+       public function get_columns() {
                $sites_columns = array(
                        'cb'          => '<input type="checkbox" />',
-                       'blogname'    => $blogname_columns,
+                       'blogname'    => __( 'URL' ),
                        'lastupdated' => __( 'Last Updated' ),
                        'registered'  => _x( 'Registered', 'site' ),
-                       'users'       => __( 'Users' )
+                       'users'       => __( 'Users' ),
                );
 
-               if ( has_filter( 'wpmublogsaction' ) )
+               if ( has_filter( 'wpmublogsaction' ) ) {
                        $sites_columns['plugins'] = __( 'Actions' );
+               }
 
-               $sites_columns = apply_filters( 'wpmu_blogs_columns', $sites_columns );
-
-               return $sites_columns;
+               /**
+                * Filter the displayed site columns in Sites list table.
+                *
+                * @since MU
+                *
+                * @param array $sites_columns An array of displayed site columns. Default 'cb',
+                *                             'blogname', 'lastupdated', 'registered', 'users'.
+                */
+               return apply_filters( 'wpmu_blogs_columns', $sites_columns );
        }
 
-       function get_sortable_columns() {
+       /**
+        * @return array
+        */
+       protected function get_sortable_columns() {
                return array(
                        'blogname'    => 'blogname',
                        'lastupdated' => 'lastupdated',
@@ -165,176 +240,301 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
                );
        }
 
-       function display_rows() {
-               global $current_site, $mode;
+       /**
+        * Handles the checkbox column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_cb( $blog ) {
+               if ( ! is_main_site( $blog['blog_id'] ) ) :
+                       $blogname = untrailingslashit( $blog['domain'] . $blog['path'] );
+               ?>
+                       <label class="screen-reader-text" for="blog_<?php echo $blog['blog_id']; ?>"><?php
+                               printf( __( 'Select %s' ), $blogname );
+                       ?></label>
+                       <input type="checkbox" id="blog_<?php echo $blog['blog_id'] ?>" name="allblogs[]" value="<?php echo esc_attr( $blog['blog_id'] ) ?>" />
+               <?php endif;
+       }
 
-               $status_list = array(
-                       'archived' => array( 'site-archived', __( 'Archived' ) ),
-                       'spam'     => array( 'site-spammed', _x( 'Spam', 'site' ) ),
-                       'deleted'  => array( 'site-deleted', __( 'Deleted' ) ),
-                       'mature'   => array( 'site-mature', __( 'Mature' ) )
+       /**
+        * Handles the ID column output.
+        *
+        * @since 4.4.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_id( $blog ) {
+               echo $blog['blog_id'];
+       }
+
+       /**
+        * Handles the blogname column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @global string $mode
+        *
+        * @param array $blog Current blog.
+        */
+       public function column_blogname( $blog ) {
+               global $mode;
+
+               $blogname = untrailingslashit( $blog['domain'] . $blog['path'] );
+               $blog_states = array();
+               reset( $this->status_list );
+
+               foreach ( $this->status_list as $status => $col ) {
+                       if ( $blog[ $status ] == 1 ) {
+                               $blog_states[] = $col[1];
+                       }
+               }
+               $blog_state = '';
+               if ( ! empty( $blog_states ) ) {
+                       $state_count = count( $blog_states );
+                       $i = 0;
+                       $blog_state .= ' - ';
+                       foreach ( $blog_states as $state ) {
+                               ++$i;
+                               $sep = ( $i == $state_count ) ? '' : ', ';
+                               $blog_state .= "<span class='post-state'>$state$sep</span>";
+                       }
+               }
+
+               ?>
+               <a href="<?php echo esc_url( network_admin_url( 'site-info.php?id=' . $blog['blog_id'] ) ); ?>" class="edit"><?php echo $blogname . $blog_state; ?></a>
+               <?php
+               if ( 'list' !== $mode ) {
+                       switch_to_blog( $blog['blog_id'] );
+                       /* translators: 1: site name, 2: site tagline. */
+                       echo '<p>' . sprintf( __( '%1$s &#8211; <em>%2$s</em>' ), get_option( 'blogname' ), get_option( 'blogdescription ' ) ) . '</p>';
+                       restore_current_blog();
+               }
+       }
+
+       /**
+        * Handles the lastupdated column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_lastupdated( $blog ) {
+               global $mode;
+
+               if ( 'list' === $mode ) {
+                       $date = __( 'Y/m/d' );
+               } else {
+                       $date = __( 'Y/m/d g:i:s a' );
+               }
+
+               echo ( $blog['last_updated'] === '0000-00-00 00:00:00' ) ? __( 'Never' ) : mysql2date( $date, $blog['last_updated'] );
+       }
+
+       /**
+        * Handles the registered column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_registered( $blog ) {
+               global $mode;
+
+               if ( 'list' === $mode ) {
+                       $date = __( 'Y/m/d' );
+               } else {
+                       $date = __( 'Y/m/d g:i:s a' );
+               }
+
+               if ( $blog['registered'] === '0000-00-00 00:00:00' ) {
+                       echo '&#x2014;';
+               } else {
+                       echo mysql2date( $date, $blog['registered'] );
+               }
+       }
+
+       /**
+        * Handles the users column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_users( $blog ) {
+               $user_count = wp_cache_get( $blog['blog_id'] . '_user_count', 'blog-details' );
+               if ( ! $user_count ) {
+                       $blog_users = get_users( array( 'blog_id' => $blog['blog_id'], 'fields' => 'ID' ) );
+                       $user_count = count( $blog_users );
+                       unset( $blog_users );
+                       wp_cache_set( $blog['blog_id'] . '_user_count', $user_count, 'blog-details', 12 * HOUR_IN_SECONDS );
+               }
+
+               printf(
+                       '<a href="%s">%s</a>',
+                       esc_url( network_admin_url( 'site-users.php?id=' . $blog['blog_id'] ) ),
+                       number_format_i18n( $user_count )
                );
+       }
+
+       /**
+        * Handles the plugins column output.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array $blog Current site.
+        */
+       public function column_plugins( $blog ) {
+               if ( has_filter( 'wpmublogsaction' ) ) {
+                       /**
+                        * Fires inside the auxiliary 'Actions' column of the Sites list table.
+                        *
+                        * By default this column is hidden unless something is hooked to the action.
+                        *
+                        * @since MU
+                        *
+                        * @param int $blog_id The site ID.
+                        */
+                       do_action( 'wpmublogsaction', $blog['blog_id'] );
+               }
+       }
+
+       /**
+        * Handles output for the default column.
+        *
+        * @since 4.3.0
+        * @access public
+        *
+        * @param array  $blog        Current site.
+        * @param string $column_name Current column name.
+        */
+       public function column_default( $blog, $column_name ) {
+               /**
+                * Fires for each registered custom column in the Sites list table.
+                *
+                * @since 3.1.0
+                *
+                * @param string $column_name The name of the column to display.
+                * @param int    $blog_id     The site ID.
+                */
+               do_action( 'manage_sites_custom_column', $column_name, $blog['blog_id'] );
+       }
 
-               $class = '';
+       /**
+        *
+        * @global string $mode
+        */
+       public function display_rows() {
                foreach ( $this->items as $blog ) {
-                       $class = ( 'alternate' == $class ) ? '' : 'alternate';
-                       reset( $status_list );
-
-                       $blog_states = array();
-                       foreach ( $status_list as $status => $col ) {
-                               if ( get_blog_status( $blog['blog_id'], $status ) == 1 ) {
-                                       $class = $col[0];
-                                       $blog_states[] = $col[1];
+                       $class = '';
+                       reset( $this->status_list );
+
+                       foreach ( $this->status_list as $status => $col ) {
+                               if ( $blog[ $status ] == 1 ) {
+                                       $class = " class='{$col[0]}'";
                                }
                        }
-                       $blog_state = '';
-                       if ( ! empty( $blog_states ) ) {
-                               $state_count = count( $blog_states );
-                               $i = 0;
-                               $blog_state .= ' - ';
-                               foreach ( $blog_states as $state ) {
-                                       ++$i;
-                                       ( $i == $state_count ) ? $sep = '' : $sep = ', ';
-                                       $blog_state .= "<span class='post-state'>$state$sep</span>";
-                               }
+
+                       echo "<tr{$class}>";
+
+                       $this->single_row_columns( $blog );
+
+                       echo '</tr>';
+               }
+       }
+
+       /**
+        * Gets the name of the default primary column.
+        *
+        * @since 4.3.0
+        * @access protected
+        *
+        * @return string Name of the default primary column, in this case, 'blogname'.
+        */
+       protected function get_default_primary_column_name() {
+               return 'blogname';
+       }
+
+       /**
+        * Generates and displays row action links.
+        *
+        * @since 4.3.0
+        * @access protected
+        *
+        * @param object $blog        Blog being acted upon.
+        * @param string $column_name Current column name.
+        * @param string $primary     Primary column name.
+        * @return string Row actions output.
+        */
+       protected function handle_row_actions( $blog, $column_name, $primary ) {
+               if ( $primary !== $column_name ) {
+                       return;
+               }
+
+               $blogname = untrailingslashit( $blog['domain'] . $blog['path'] );
+
+               // Preordered.
+               $actions = array(
+                       'edit' => '', 'backend' => '',
+                       'activate' => '', 'deactivate' => '',
+                       'archive' => '', 'unarchive' => '',
+                       'spam' => '', 'unspam' => '',
+                       'delete' => '',
+                       'visit' => '',
+               );
+
+               $actions['edit']        = '<a href="' . esc_url( network_admin_url( 'site-info.php?id=' . $blog['blog_id'] ) ) . '">' . __( 'Edit' ) . '</a>';
+               $actions['backend']     = "<a href='" . esc_url( get_admin_url( $blog['blog_id'] ) ) . "' class='edit'>" . __( 'Dashboard' ) . '</a>';
+               if ( get_current_site()->blog_id != $blog['blog_id'] ) {
+                       if ( $blog['deleted'] == '1' ) {
+                               $actions['activate']   = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=activateblog&amp;id=' . $blog['blog_id'] ), 'activateblog_' . $blog['blog_id'] ) ) . '">' . __( 'Activate' ) . '</a>';
+                       } else {
+                               $actions['deactivate'] = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=deactivateblog&amp;id=' . $blog['blog_id'] ), 'deactivateblog_' . $blog['blog_id'] ) ) . '">' . __( 'Deactivate' ) . '</a>';
                        }
-                       echo "<tr class='$class'>";
-
-                       $blogname = ( is_subdomain_install() ) ? str_replace( '.'.$current_site->domain, '', $blog['domain'] ) : $blog['path'];
-
-                       list( $columns, $hidden ) = $this->get_column_info();
-
-                       foreach ( $columns as $column_name => $column_display_name ) {
-                               $style = '';
-                               if ( in_array( $column_name, $hidden ) )
-                                       $style = ' style="display:none;"';
-
-                               switch ( $column_name ) {
-                                       case 'cb': ?>
-                                               <th scope="row" class="check-column">
-                                                       <input type="checkbox" id="blog_<?php echo $blog['blog_id'] ?>" name="allblogs[]" value="<?php echo esc_attr( $blog['blog_id'] ) ?>" />
-                                               </th>
-                                       <?php
-                                       break;
-
-                                       case 'id':?>
-                                               <th valign="top" scope="row">
-                                                       <?php echo $blog['blog_id'] ?>
-                                               </th>
-                                       <?php
-                                       break;
-
-                                       case 'blogname':
-                                               echo "<td class='column-$column_name $column_name'$style>"; ?>
-                                                       <a href="<?php echo esc_url( network_admin_url( 'site-info.php?id=' . $blog['blog_id'] ) ); ?>" class="edit"><?php echo $blogname . $blog_state; ?></a>
-                                                       <?php
-                                                       if ( 'list' != $mode )
-                                                               echo '<p>' . sprintf( _x( '%1$s &#8211; <em>%2$s</em>', '%1$s: site name. %2$s: site tagline.' ), get_blog_option( $blog['blog_id'], 'blogname' ), get_blog_option( $blog['blog_id'], 'blogdescription ' ) ) . '</p>';
-
-                                                       // Preordered.
-                                                       $actions = array(
-                                                               'edit' => '', 'backend' => '',
-                                                               'activate' => '', 'deactivate' => '',
-                                                               'archive' => '', 'unarchive' => '',
-                                                               'spam' => '', 'unspam' => '',
-                                                               'delete' => '',
-                                                               'visit' => '',
-                                                       );
-
-                                                       $actions['edit']        = '<span class="edit"><a href="' . esc_url( network_admin_url( 'site-info.php?id=' . $blog['blog_id'] ) ) . '">' . __( 'Edit' ) . '</a></span>';
-                                                       $actions['backend']     = "<span class='backend'><a href='" . esc_url( get_admin_url( $blog['blog_id'] ) ) . "' class='edit'>" . __( 'Dashboard' ) . '</a></span>';
-                                                       if ( $current_site->blog_id != $blog['blog_id'] ) {
-                                                               if ( get_blog_status( $blog['blog_id'], 'deleted' ) == '1' )
-                                                                       $actions['activate']    = '<span class="activate"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=activateblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to activate the site %s' ), $blogname ) ) ), 'confirm' ) ) . '">' . __( 'Activate' ) . '</a></span>';
-                                                               else
-                                                                       $actions['deactivate']  = '<span class="activate"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=deactivateblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to deactivate the site %s' ), $blogname ) ) ), 'confirm') ) . '">' . __( 'Deactivate' ) . '</a></span>';
-
-                                                               if ( get_blog_status( $blog['blog_id'], 'archived' ) == '1' )
-                                                                       $actions['unarchive']   = '<span class="archive"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=unarchiveblog&amp;id=' .  $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to unarchive the site %s.' ), $blogname ) ) ), 'confirm') ) . '">' . __( 'Unarchive' ) . '</a></span>';
-                                                               else
-                                                                       $actions['archive']     = '<span class="archive"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=archiveblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to archive the site %s.' ), $blogname ) ) ), 'confirm') ) . '">' . _x( 'Archive', 'verb; site' ) . '</a></span>';
-
-                                                               if ( get_blog_status( $blog['blog_id'], 'spam' ) == '1' )
-                                                                       $actions['unspam']      = '<span class="spam"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=unspamblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to unspam the site %s.' ), $blogname ) ) ), 'confirm') ) . '">' . _x( 'Not Spam', 'site' ) . '</a></span>';
-                                                               else
-                                                                       $actions['spam']        = '<span class="spam"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=spamblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to mark the site %s as spam.' ), $blogname ) ) ), 'confirm') ) . '">' . _x( 'Spam', 'site' ) . '</a></span>';
-
-                                                               if ( current_user_can( 'delete_site', $blog['blog_id'] ) )
-                                                                       $actions['delete']      = '<span class="delete"><a href="' . esc_url( wp_nonce_url( network_admin_url( 'edit.php?action=confirm&amp;action2=deleteblog&amp;id=' . $blog['blog_id'] . '&amp;msg=' . urlencode( sprintf( __( 'You are about to delete the site %s.' ), $blogname ) ) ), 'confirm') ) . '">' . __( 'Delete' ) . '</a></span>';
-                                                       }
-
-                                                       $actions['visit']       = "<span class='view'><a href='" . esc_url( get_home_url( $blog['blog_id'] ) ) . "' rel='permalink'>" . __( 'Visit' ) . '</a></span>';
-
-                                                       $actions = apply_filters( 'manage_sites_action_links', array_filter( $actions ), $blog['blog_id'], $blogname );
-                                                       echo $this->row_actions( $actions );
-                                       ?>
-                                               </td>
-                                       <?php
-                                       break;
-
-                                       case 'lastupdated':
-                                               echo "<td valign='top' class='$column_name column-$column_name'$style>";
-                                                       if ( 'list' == $mode )
-                                                               $date = 'Y/m/d';
-                                                       else
-                                                               $date = 'Y/m/d \<\b\r \/\> g:i:s a';
-                                                       echo ( $blog['last_updated'] == '0000-00-00 00:00:00' ) ? __( 'Never' ) : mysql2date( $date, $blog['last_updated'] ); ?>
-                                               </td>
-                                       <?php
-                                       break;
-                               case 'registered':
-                                               echo "<td valign='top' class='$column_name column-$column_name'$style>";
-                                               if ( $blog['registered'] == '0000-00-00 00:00:00' )
-                                                       echo '&#x2014;';
-                                               else
-                                                       echo mysql2date( $date, $blog['registered'] );
-                                               ?>
-                                               </td>
-                                       <?php
-                                       break;
-                               case 'users':
-                                               echo "<td valign='top' class='$column_name column-$column_name'$style>";
-                                                       $blogusers = get_users( array( 'blog_id' => $blog['blog_id'], 'number' => 6) );
-                                                       if ( is_array( $blogusers ) ) {
-                                                               $blogusers_warning = '';
-                                                               if ( count( $blogusers ) > 5 ) {
-                                                                       $blogusers = array_slice( $blogusers, 0, 5 );
-                                                                       $blogusers_warning = __( 'Only showing first 5 users.' ) . ' <a href="' . esc_url( network_admin_url( 'site-users.php?id=' . $blog['blog_id'] ) ) . '">' . __( 'More' ) . '</a>';
-                                                               }
-                                                               foreach ( $blogusers as $user_object ) {
-                                                                       echo '<a href="' . esc_url( network_admin_url( 'user-edit.php?user_id=' . $user_object->ID ) ) . '">' . esc_html( $user_object->user_login ) . '</a> ';
-                                                                       if ( 'list' != $mode )
-                                                                               echo '( ' . $user_object->user_email . ' )';
-                                                                       echo '<br />';
-                                                               }
-                                                               if ( $blogusers_warning != '' )
-                                                                       echo '<strong>' . $blogusers_warning . '</strong><br />';
-                                                       }
-                                                       ?>
-                                               </td>
-                                       <?php
-                                       break;
-
-                               case 'plugins': ?>
-                                       <?php if ( has_filter( 'wpmublogsaction' ) ) {
-                                       echo "<td valign='top' class='$column_name column-$column_name'$style>";
-                                               do_action( 'wpmublogsaction', $blog['blog_id'] ); ?>
-                                       </td>
-                                       <?php }
-                                       break;
-
-                               default:
-                                       echo "<td class='$column_name column-$column_name'$style>";
-                                       do_action( 'manage_sites_custom_column', $column_name, $blog['blog_id'] );
-                                       echo "</td>";
-                                       break;
-                               }
+
+                       if ( $blog['archived'] == '1' ) {
+                               $actions['unarchive'] = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=unarchiveblog&amp;id=' . $blog['blog_id'] ), 'unarchiveblog_' . $blog['blog_id'] ) ) . '">' . __( 'Unarchive' ) . '</a>';
+                       } else {
+                               $actions['archive']   = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=archiveblog&amp;id=' . $blog['blog_id'] ), 'archiveblog_' . $blog['blog_id'] ) ) . '">' . _x( 'Archive', 'verb; site' ) . '</a>';
+                       }
+
+                       if ( $blog['spam'] == '1' ) {
+                               $actions['unspam'] = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=unspamblog&amp;id=' . $blog['blog_id'] ), 'unspamblog_' . $blog['blog_id'] ) ) . '">' . _x( 'Not Spam', 'site' ) . '</a>';
+                       } else {
+                               $actions['spam']   = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=spamblog&amp;id=' . $blog['blog_id'] ), 'spamblog_' . $blog['blog_id'] ) ) . '">' . _x( 'Spam', 'site' ) . '</a>';
+                       }
+
+                       if ( current_user_can( 'delete_site', $blog['blog_id'] ) ) {
+                               $actions['delete'] = '<a href="' . esc_url( wp_nonce_url( network_admin_url( 'sites.php?action=confirm&amp;action2=deleteblog&amp;id=' . $blog['blog_id'] ), 'deleteblog_' . $blog['blog_id'] ) ) . '">' . __( 'Delete' ) . '</a>';
                        }
-                       ?>
-                       </tr>
-                       <?php
                }
+
+               $actions['visit']       = "<a href='" . esc_url( get_home_url( $blog['blog_id'], '/' ) ) . "' rel='permalink'>" . __( 'Visit' ) . '</a>';
+
+               /**
+                * Filter the action links displayed for each site in the Sites list table.
+                *
+                * The 'Edit', 'Dashboard', 'Delete', and 'Visit' links are displayed by
+                * default for each site. The site's status determines whether to show the
+                * 'Activate' or 'Deactivate' link, 'Unarchive' or 'Archive' links, and
+                * 'Not Spam' or 'Spam' link for each site.
+                *
+                * @since 3.1.0
+                *
+                * @param array  $actions  An array of action links to be displayed.
+                * @param int    $blog_id  The site ID.
+                * @param string $blogname Site path, formatted depending on whether it is a sub-domain
+                *                         or subdirectory multisite install.
+                */
+               $actions = apply_filters( 'manage_sites_action_links', array_filter( $actions ), $blog['blog_id'], $blogname );
+               return $this->row_actions( $actions );
        }
 }
-
-?>