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   1  <?php
   2  /**
   3   * Users List Table class.
   4   *
   5   * @package WordPress
   6   * @subpackage List_Table
   7   * @since 3.1.0
   8   * @access private
   9   */
  10  class WP_Users_List_Table extends WP_List_Table {
  11  
  12      var $site_id;
  13      var $is_site_users;
  14  
  15  	function __construct() {
  16          $screen = get_current_screen();
  17          $this->is_site_users = 'site-users-network' == $screen->id;
  18  
  19          if ( $this->is_site_users )
  20              $this->site_id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : 0;
  21  
  22          parent::__construct( array(
  23              'singular' => 'user',
  24              'plural'   => 'users'
  25          ) );
  26      }
  27  
  28  	function ajax_user_can() {
  29          if ( $this->is_site_users )
  30              return current_user_can( 'manage_sites' );
  31          else
  32              return current_user_can( 'list_users' );
  33      }
  34  
  35  	function prepare_items() {
  36          global $role, $usersearch;
  37  
  38          $usersearch = isset( $_REQUEST['s'] ) ? $_REQUEST['s'] : '';
  39  
  40          $role = isset( $_REQUEST['role'] ) ? $_REQUEST['role'] : '';
  41  
  42          $per_page = ( $this->is_site_users ) ? 'site_users_network_per_page' : 'users_per_page';
  43          $users_per_page = $this->get_items_per_page( $per_page );
  44  
  45          $paged = $this->get_pagenum();
  46  
  47          $args = array(
  48              'number' => $users_per_page,
  49              'offset' => ( $paged-1 ) * $users_per_page,
  50              'role' => $role,
  51              'search' => $usersearch,
  52              'fields' => 'all_with_meta'
  53          );
  54  
  55          $args['search'] = '*' . $args['search'] . '*';
  56  
  57          if ( $this->is_site_users )
  58              $args['blog_id'] = $this->site_id;
  59  
  60          if ( isset( $_REQUEST['orderby'] ) )
  61              $args['orderby'] = $_REQUEST['orderby'];
  62  
  63          if ( isset( $_REQUEST['order'] ) )
  64              $args['order'] = $_REQUEST['order'];
  65  
  66          // Query the user IDs for this page
  67          $wp_user_search = new WP_User_Query( $args );
  68  
  69          $this->items = $wp_user_search->get_results();
  70  
  71          $this->set_pagination_args( array(
  72              'total_items' => $wp_user_search->get_total(),
  73              'per_page' => $users_per_page,
  74          ) );
  75      }
  76  
  77  	function no_items() {
  78          _e( 'No matching users were found.' );
  79      }
  80  
  81  	function get_views() {
  82          global $wp_roles, $role;
  83  
  84          if ( $this->is_site_users ) {
  85              $url = 'site-users.php?id=' . $this->site_id;
  86              switch_to_blog( $this->site_id );
  87              $users_of_blog = count_users();
  88              restore_current_blog();
  89          } else {
  90              $url = 'users.php';
  91              $users_of_blog = count_users();
  92          }
  93          $total_users = $users_of_blog['total_users'];
  94          $avail_roles =& $users_of_blog['avail_roles'];
  95          unset($users_of_blog);
  96  
  97          $current_role = false;
  98          $class = empty($role) ? ' class="current"' : '';
  99          $role_links = array();
 100          $role_links['all'] = "<a href='$url'$class>" . sprintf( _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $total_users, 'users' ), number_format_i18n( $total_users ) ) . '</a>';
 101          foreach ( $wp_roles->get_names() as $this_role => $name ) {
 102              if ( !isset($avail_roles[$this_role]) )
 103                  continue;
 104  
 105              $class = '';
 106  
 107              if ( $this_role == $role ) {
 108                  $current_role = $role;
 109                  $class = ' class="current"';
 110              }
 111  
 112              $name = translate_user_role( $name );
 113              /* translators: User role name with count */
 114              $name = sprintf( __('%1$s <span class="count">(%2$s)</span>'), $name, $avail_roles[$this_role] );
 115              $role_links[$this_role] = "<a href='" . esc_html( add_query_arg( 'role', $this_role, $url ) ) . "'$class>$name</a>";
 116          }
 117  
 118          return $role_links;
 119      }
 120  
 121  	function get_bulk_actions() {
 122          $actions = array();
 123  
 124          if ( is_multisite() ) {
 125              if ( current_user_can( 'remove_users' ) )
 126                  $actions['remove'] = __( 'Remove' );
 127          } else {
 128              if ( current_user_can( 'delete_users' ) )
 129                  $actions['delete'] = __( 'Delete' );
 130          }
 131  
 132          return $actions;
 133      }
 134  
 135  	function extra_tablenav( $which ) {
 136          if ( 'top' != $which )
 137              return;
 138          if ( ! current_user_can( 'promote_users' ) )
 139              return;
 140  ?>
 141      <div class="alignleft actions">
 142          <label class="screen-reader-text" for="new_role"><?php _e( 'Change role to&hellip;' ) ?></label>
 143          <select name="new_role" id="new_role">
 144              <option value=''><?php _e( 'Change role to&hellip;' ) ?></option>
 145              <?php wp_dropdown_roles(); ?>
 146          </select>
 147          <?php submit_button( __( 'Change' ), 'secondary', 'changeit', false ); ?>
 148      </div>
 149  <?php
 150      }
 151  
 152  	function current_action() {
 153          if ( isset($_REQUEST['changeit']) && !empty($_REQUEST['new_role']) )
 154              return 'promote';
 155  
 156          return parent::current_action();
 157      }
 158  
 159  	function get_columns() {
 160          $c = array(
 161              'cb'       => '<input type="checkbox" />',
 162              'username' => __( 'Username' ),
 163              'name'     => __( 'Name' ),
 164              'email'    => __( 'E-mail' ),
 165              'role'     => __( 'Role' ),
 166              'posts'    => __( 'Posts' )
 167          );
 168  
 169          if ( $this->is_site_users )
 170              unset( $c['posts'] );
 171  
 172          return $c;
 173      }
 174  
 175  	function get_sortable_columns() {
 176          $c = array(
 177              'username' => 'login',
 178              'name'     => 'name',
 179              'email'    => 'email',
 180          );
 181  
 182          if ( $this->is_site_users )
 183              unset( $c['posts'] );
 184  
 185          return $c;
 186      }
 187  
 188  	function display_rows() {
 189          // Query the post counts for this page
 190          if ( ! $this->is_site_users )
 191              $post_counts = count_many_users_posts( array_keys( $this->items ) );
 192  
 193          $style = '';
 194          foreach ( $this->items as $userid => $user_object ) {
 195              $role = reset( $user_object->roles );
 196  
 197              if ( is_multisite() && empty( $role ) )
 198                  continue;
 199  
 200              $style = ( ' class="alternate"' == $style ) ? '' : ' class="alternate"';
 201              echo "\n\t", $this->single_row( $user_object, $style, $role, isset( $post_counts ) ? $post_counts[ $userid ] : 0 );
 202          }
 203      }
 204  
 205      /**
 206       * Generate HTML for a single row on the users.php admin panel.
 207       *
 208       * @since 2.1.0
 209       *
 210       * @param object $user_object
 211       * @param string $style Optional. Attributes added to the TR element.  Must be sanitized.
 212       * @param string $role Key for the $wp_roles array.
 213       * @param int $numposts Optional. Post count to display for this user.  Defaults to zero, as in, a new user has made zero posts.
 214       * @return string
 215       */
 216  	function single_row( $user_object, $style = '', $role = '', $numposts = 0 ) {
 217          global $wp_roles;
 218  
 219          if ( !( is_object( $user_object ) && is_a( $user_object, 'WP_User' ) ) )
 220              $user_object = new WP_User( (int) $user_object );
 221          $user_object = sanitize_user_object( $user_object, 'display' );
 222          $email = $user_object->user_email;
 223  
 224          if ( $this->is_site_users )
 225              $url = "site-users.php?id={$this->site_id}&amp;";
 226          else
 227              $url = 'users.php?';
 228  
 229          $checkbox = '';
 230          // Check if the user for this row is editable
 231          if ( current_user_can( 'list_users' ) ) {
 232              // Set up the user editing link
 233              // TODO: make profile/user-edit determination a separate function
 234              if ( get_current_user_id() == $user_object->ID ) {
 235                  $edit_link = 'profile.php';
 236              } else {
 237                  $edit_link = esc_url( add_query_arg( 'wp_http_referer', urlencode( stripslashes( $_SERVER['REQUEST_URI'] ) ), "user-edit.php?user_id=$user_object->ID" ) );
 238              }
 239  
 240              // Set up the hover actions for this user
 241              $actions = array();
 242  
 243              if ( current_user_can( 'edit_user',  $user_object->ID ) ) {
 244                  $edit = "<strong><a href=\"$edit_link\">$user_object->user_login</a></strong><br />";
 245                  $actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';
 246              } else {
 247                  $edit = "<strong>$user_object->user_login</strong><br />";
 248              }
 249  
 250              if ( !is_multisite() && get_current_user_id() != $user_object->ID && current_user_can( 'delete_user', $user_object->ID ) )
 251                  $actions['delete'] = "<a class='submitdelete' href='" . wp_nonce_url( "users.php?action=delete&amp;user=$user_object->ID", 'bulk-users' ) . "'>" . __( 'Delete' ) . "</a>";
 252              if ( is_multisite() && get_current_user_id() != $user_object->ID && current_user_can( 'remove_user', $user_object->ID ) )
 253                  $actions['remove'] = "<a class='submitdelete' href='" . wp_nonce_url( $url."action=remove&amp;user=$user_object->ID", 'bulk-users' ) . "'>" . __( 'Remove' ) . "</a>";
 254              $actions = apply_filters( 'user_row_actions', $actions, $user_object );
 255              $edit .= $this->row_actions( $actions );
 256  
 257              // Set up the checkbox ( because the user is editable, otherwise its empty )
 258              $checkbox = "<input type='checkbox' name='users[]' id='user_{$user_object->ID}' class='$role' value='{$user_object->ID}' />";
 259  
 260          } else {
 261              $edit = '<strong>' . $user_object->user_login . '</strong>';
 262          }
 263          $role_name = isset( $wp_roles->role_names[$role] ) ? translate_user_role( $wp_roles->role_names[$role] ) : __( 'None' );
 264          $avatar = get_avatar( $user_object->ID, 32 );
 265  
 266          $r = "<tr id='user-$user_object->ID'$style>";
 267  
 268          list( $columns, $hidden ) = $this->get_column_info();
 269  
 270          foreach ( $columns as $column_name => $column_display_name ) {
 271              $class = "class=\"$column_name column-$column_name\"";
 272  
 273              $style = '';
 274              if ( in_array( $column_name, $hidden ) )
 275                  $style = ' style="display:none;"';
 276  
 277              $attributes = "$class$style";
 278  
 279              switch ( $column_name ) {
 280                  case 'cb':
 281                      $r .= "<th scope='row' class='check-column'>$checkbox</th>";
 282                      break;
 283                  case 'username':
 284                      $r .= "<td $attributes>$avatar $edit</td>";
 285                      break;
 286                  case 'name':
 287                      $r .= "<td $attributes>$user_object->first_name $user_object->last_name</td>";
 288                      break;
 289                  case 'email':
 290                      $r .= "<td $attributes><a href='mailto:$email' title='" . esc_attr( sprintf( __( 'E-mail: %s' ), $email ) ) . "'>$email</a></td>";
 291                      break;
 292                  case 'role':
 293                      $r .= "<td $attributes>$role_name</td>";
 294                      break;
 295                  case 'posts':
 296                      $attributes = 'class="posts column-posts num"' . $style;
 297                      $r .= "<td $attributes>";
 298                      if ( $numposts > 0 ) {
 299                          $r .= "<a href='edit.php?author=$user_object->ID' title='" . esc_attr__( 'View posts by this author' ) . "' class='edit'>";
 300                          $r .= $numposts;
 301                          $r .= '</a>';
 302                      } else {
 303                          $r .= 0;
 304                      }
 305                      $r .= "</td>";
 306                      break;
 307                  default:
 308                      $r .= "<td $attributes>";
 309                      $r .= apply_filters( 'manage_users_custom_column', '', $column_name, $user_object->ID );
 310                      $r .= "</td>";
 311              }
 312          }
 313          $r .= '</tr>';
 314  
 315          return $r;
 316      }
 317  }
 318  
 319  ?>