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<?php
/**
* List Table API: WP_Users_List_Table class
*
* @package WordPress
* @subpackage Administration
* @since 3.1.0
*/
/**
* Core class used to implement displaying users in a list table.
*
* @since 3.1.0
* @access private
*
* @see WP_List_Table
*/
class WP_Users_List_Table extends WP_List_Table {
/**
* Site ID to generate the Users list table for.
*
* @since 3.1.0
* @var int
*/
public $site_id;
/**
* Whether or not the current Users list table is for Multisite.
*
* @since 3.1.0
* @var bool
*/
public $is_site_users;
/**
* Constructor.
*
* @since 3.1.0
*
* @see WP_List_Table::__construct() for more information on default arguments.
*
* @param array $args An associative array of arguments.
*/
public function __construct( $args = array() ) {
parent::__construct( array(
'singular' => 'user',
'plural' => 'users',
'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
) );
$this->is_site_users = 'site-users-network' === $this->screen->id;
if ( $this->is_site_users )
$this->site_id = isset( $_REQUEST['id'] ) ? intval( $_REQUEST['id'] ) : 0;
}
/**
* Check the current user's permissions.
*
* @since 3.1.0
*
* @return bool
*/
public function ajax_user_can() {
if ( $this->is_site_users )
return current_user_can( 'manage_sites' );
else
return current_user_can( 'list_users' );
}
/**
* Prepare the users list for display.
*
* @since 3.1.0
*
* @global string $role
* @global string $usersearch
*/
public function prepare_items() {
global $role, $usersearch;
$usersearch = isset( $_REQUEST['s'] ) ? wp_unslash( trim( $_REQUEST['s'] ) ) : '';
$role = isset( $_REQUEST['role'] ) ? $_REQUEST['role'] : '';
$per_page = ( $this->is_site_users ) ? 'site_users_network_per_page' : 'users_per_page';
$users_per_page = $this->get_items_per_page( $per_page );
$paged = $this->get_pagenum();
if ( 'none' === $role ) {
$args = array(
'number' => $users_per_page,
'offset' => ( $paged-1 ) * $users_per_page,
'include' => wp_get_users_with_no_role( $this->site_id ),
'search' => $usersearch,
'fields' => 'all_with_meta'
);
} else {
$args = array(
'number' => $users_per_page,
'offset' => ( $paged-1 ) * $users_per_page,
'role' => $role,
'search' => $usersearch,
'fields' => 'all_with_meta'
);
}
if ( '' !== $args['search'] )
$args['search'] = '*' . $args['search'] . '*';
if ( $this->is_site_users )
$args['blog_id'] = $this->site_id;
if ( isset( $_REQUEST['orderby'] ) )
$args['orderby'] = $_REQUEST['orderby'];
if ( isset( $_REQUEST['order'] ) )
$args['order'] = $_REQUEST['order'];
/**
* Filters the query arguments used to retrieve users for the current users list table.
*
* @since 4.4.0
*
* @param array $args Arguments passed to WP_User_Query to retrieve items for the current
* users list table.
*/
$args = apply_filters( 'users_list_table_query_args', $args );
// Query the user IDs for this page
$wp_user_search = new WP_User_Query( $args );
$this->items = $wp_user_search->get_results();
$this->set_pagination_args( array(
'total_items' => $wp_user_search->get_total(),
'per_page' => $users_per_page,
) );
}
/**
* Output 'no users' message.
*
* @since 3.1.0
*/
public function no_items() {
_e( 'No users found.' );
}
/**
* Return an associative array listing all the views that can be used
* with this table.
*
* Provides a list of roles and user count for that role for easy
* Filtersing of the user table.
*
* @since 3.1.0
*
* @global string $role
*
* @return array An array of HTML links, one for each view.
*/
protected function get_views() {
global $role;
$wp_roles = wp_roles();
if ( $this->is_site_users ) {
$url = 'site-users.php?id=' . $this->site_id;
switch_to_blog( $this->site_id );
$users_of_blog = count_users( 'time', $this->site_id );
restore_current_blog();
} else {
$url = 'users.php';
$users_of_blog = count_users();
}
$total_users = $users_of_blog['total_users'];
$avail_roles =& $users_of_blog['avail_roles'];
unset($users_of_blog);
$current_link_attributes = empty( $role ) ? ' class="current" aria-current="page"' : '';
$role_links = array();
$role_links['all'] = "<a href='$url'$current_link_attributes>" . sprintf( _nx( 'All <span class="count">(%s)</span>', 'All <span class="count">(%s)</span>', $total_users, 'users' ), number_format_i18n( $total_users ) ) . '</a>';
foreach ( $wp_roles->get_names() as $this_role => $name ) {
if ( !isset($avail_roles[$this_role]) )
continue;
$current_link_attributes = '';
if ( $this_role === $role ) {
$current_link_attributes = ' class="current" aria-current="page"';
}
$name = translate_user_role( $name );
/* translators: User role name with count */
$name = sprintf( __('%1$s <span class="count">(%2$s)</span>'), $name, number_format_i18n( $avail_roles[$this_role] ) );
$role_links[$this_role] = "<a href='" . esc_url( add_query_arg( 'role', $this_role, $url ) ) . "'$current_link_attributes>$name</a>";
}
if ( ! empty( $avail_roles['none' ] ) ) {
$current_link_attributes = '';
if ( 'none' === $role ) {
$current_link_attributes = ' class="current" aria-current="page"';
}
$name = __( 'No role' );
/* translators: User role name with count */
$name = sprintf( __('%1$s <span class="count">(%2$s)</span>'), $name, number_format_i18n( $avail_roles['none' ] ) );
$role_links['none'] = "<a href='" . esc_url( add_query_arg( 'role', 'none', $url ) ) . "'$current_link_attributes>$name</a>";
}
return $role_links;
}
/**
* Retrieve an associative array of bulk actions available on this table.
*
* @since 3.1.0
*
* @return array Array of bulk actions.
*/
protected function get_bulk_actions() {
$actions = array();
if ( is_multisite() ) {
if ( current_user_can( 'remove_users' ) )
$actions['remove'] = __( 'Remove' );
} else {
if ( current_user_can( 'delete_users' ) )
$actions['delete'] = __( 'Delete' );
}
return $actions;
}
/**
* Output the controls to allow user roles to be changed in bulk.
*
* @since 3.1.0
*
* @param string $which Whether this is being invoked above ("top")
* or below the table ("bottom").
*/
protected function extra_tablenav( $which ) {
$id = 'bottom' === $which ? 'new_role2' : 'new_role';
$button_id = 'bottom' === $which ? 'changeit2' : 'changeit';
?>
<div class="alignleft actions">
<?php if ( current_user_can( 'promote_users' ) && $this->has_items() ) : ?>
<label class="screen-reader-text" for="<?php echo $id ?>"><?php _e( 'Change role to…' ) ?></label>
<select name="<?php echo $id ?>" id="<?php echo $id ?>">
<option value=""><?php _e( 'Change role to…' ) ?></option>
<?php wp_dropdown_roles(); ?>
</select>
<?php
submit_button( __( 'Change' ), '', $button_id, false );
endif;
/**
* Fires just before the closing div containing the bulk role-change controls
* in the Users list table.
*
* @since 3.5.0
* @since 4.6.0 The `$which` parameter was added.
*
* @param string $which The location of the extra table nav markup: 'top' or 'bottom'.
*/
do_action( 'restrict_manage_users', $which );
?>
</div>
<?php
/**
* Fires immediately following the closing "actions" div in the tablenav for the users
* list table.
*
* @since 4.9.0
*
* @param string $which The location of the extra table nav markup: 'top' or 'bottom'.
*/
do_action( 'manage_users_extra_tablenav', $which );
}
/**
* Capture the bulk action required, and return it.
*
* Overridden from the base class implementation to capture
* the role change drop-down.
*
* @since 3.1.0
*
* @return string The bulk action required.
*/
public function current_action() {
if ( ( isset( $_REQUEST['changeit'] ) || isset( $_REQUEST['changeit2'] ) ) &&
( ! empty( $_REQUEST['new_role'] ) || ! empty( $_REQUEST['new_role2'] ) ) ) {
return 'promote';
}
return parent::current_action();
}
/**
* Get a list of columns for the list table.
*
* @since 3.1.0
*
* @return array Array in which the key is the ID of the column,
* and the value is the description.
*/
public function get_columns() {
$c = array(
'cb' => '<input type="checkbox" />',
'username' => __( 'Username' ),
'name' => __( 'Name' ),
'email' => __( 'Email' ),
'role' => __( 'Role' ),
'posts' => __( 'Posts' )
);
if ( $this->is_site_users )
unset( $c['posts'] );
return $c;
}
/**
* Get a list of sortable columns for the list table.
*
* @since 3.1.0
*
* @return array Array of sortable columns.
*/
protected function get_sortable_columns() {
$c = array(
'username' => 'login',
'email' => 'email',
);
return $c;
}
/**
* Generate the list table rows.
*
* @since 3.1.0
*/
public function display_rows() {
// Query the post counts for this page
if ( ! $this->is_site_users )
$post_counts = count_many_users_posts( array_keys( $this->items ) );
foreach ( $this->items as $userid => $user_object ) {
echo "\n\t" . $this->single_row( $user_object, '', '', isset( $post_counts ) ? $post_counts[ $userid ] : 0 );
}
}
/**
* Generate HTML for a single row on the users.php admin panel.
*
* @since 3.1.0
* @since 4.2.0 The `$style` parameter was deprecated.
* @since 4.4.0 The `$role` parameter was deprecated.
*
* @param WP_User $user_object The current user object.
* @param string $style Deprecated. Not used.
* @param string $role Deprecated. Not used.
* @param int $numposts Optional. Post count to display for this user. Defaults
* to zero, as in, a new user has made zero posts.
* @return string Output for a single row.
*/
public function single_row( $user_object, $style = '', $role = '', $numposts = 0 ) {
if ( ! ( $user_object instanceof WP_User ) ) {
$user_object = get_userdata( (int) $user_object );
}
$user_object->filter = 'display';
$email = $user_object->user_email;
if ( $this->is_site_users )
$url = "site-users.php?id={$this->site_id}&";
else
$url = 'users.php?';
$user_roles = $this->get_role_list( $user_object );
// Set up the hover actions for this user
$actions = array();
$checkbox = '';
$super_admin = '';
if ( is_multisite() && current_user_can( 'manage_network_users' ) ) {
if ( in_array( $user_object->user_login, get_super_admins(), true ) ) {
$super_admin = ' — ' . __( 'Super Admin' );
}
}
// Check if the user for this row is editable
if ( current_user_can( 'list_users' ) ) {
// Set up the user editing link
$edit_link = esc_url( add_query_arg( 'wp_http_referer', urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ), get_edit_user_link( $user_object->ID ) ) );
if ( current_user_can( 'edit_user', $user_object->ID ) ) {
$edit = "<strong><a href=\"{$edit_link}\">{$user_object->user_login}</a>{$super_admin}</strong><br />";
$actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';
} else {
$edit = "<strong>{$user_object->user_login}{$super_admin}</strong><br />";
}
if ( !is_multisite() && get_current_user_id() != $user_object->ID && current_user_can( 'delete_user', $user_object->ID ) )
$actions['delete'] = "<a class='submitdelete' href='" . wp_nonce_url( "users.php?action=delete&user=$user_object->ID", 'bulk-users' ) . "'>" . __( 'Delete' ) . "</a>";
if ( is_multisite() && get_current_user_id() != $user_object->ID && current_user_can( 'remove_user', $user_object->ID ) )
$actions['remove'] = "<a class='submitdelete' href='" . wp_nonce_url( $url."action=remove&user=$user_object->ID", 'bulk-users' ) . "'>" . __( 'Remove' ) . "</a>";
// Add a link to the user's author archive, if not empty.
$author_posts_url = get_author_posts_url( $user_object->ID );
if ( $author_posts_url ) {
$actions['view'] = sprintf(
'<a href="%s" aria-label="%s">%s</a>',
esc_url( $author_posts_url ),
/* translators: %s: author's display name */
esc_attr( sprintf( __( 'View posts by %s' ), $user_object->display_name ) ),
__( 'View' )
);
}
/**
* Filters the action links displayed under each user in the Users list table.
*
* @since 2.8.0
*
* @param array $actions An array of action links to be displayed.
* Default 'Edit', 'Delete' for single site, and
* 'Edit', 'Remove' for Multisite.
* @param WP_User $user_object WP_User object for the currently-listed user.
*/
$actions = apply_filters( 'user_row_actions', $actions, $user_object );
// Role classes.
$role_classes = esc_attr( implode( ' ', array_keys( $user_roles ) ) );
// Set up the checkbox ( because the user is editable, otherwise it's empty )
$checkbox = '<label class="screen-reader-text" for="user_' . $user_object->ID . '">' . sprintf( __( 'Select %s' ), $user_object->user_login ) . '</label>'
. "<input type='checkbox' name='users[]' id='user_{$user_object->ID}' class='{$role_classes}' value='{$user_object->ID}' />";
} else {
$edit = "<strong>{$user_object->user_login}{$super_admin}</strong>";
}
$avatar = get_avatar( $user_object->ID, 32 );
// Comma-separated list of user roles.
$roles_list = implode( ', ', $user_roles );
$r = "<tr id='user-$user_object->ID'>";
list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
foreach ( $columns as $column_name => $column_display_name ) {
$classes = "$column_name column-$column_name";
if ( $primary === $column_name ) {
$classes .= ' has-row-actions column-primary';
}
if ( 'posts' === $column_name ) {
$classes .= ' num'; // Special case for that column
}
if ( in_array( $column_name, $hidden ) ) {
$classes .= ' hidden';
}
$data = 'data-colname="' . wp_strip_all_tags( $column_display_name ) . '"';
$attributes = "class='$classes' $data";
if ( 'cb' === $column_name ) {
$r .= "<th scope='row' class='check-column'>$checkbox</th>";
} else {
$r .= "<td $attributes>";
switch ( $column_name ) {
case 'username':
$r .= "$avatar $edit";
break;
case 'name':
if ( $user_object->first_name && $user_object->last_name ) {
$r .= "$user_object->first_name $user_object->last_name";
} elseif ( $user_object->first_name ) {
$r .= $user_object->first_name;
} elseif ( $user_object->last_name ) {
$r .= $user_object->last_name;
} else {
$r .= '<span aria-hidden="true">—</span><span class="screen-reader-text">' . _x( 'Unknown', 'name' ) . '</span>';
}
break;
case 'email':
$r .= "<a href='" . esc_url( "mailto:$email" ) . "'>$email</a>";
break;
case 'role':
$r .= esc_html( $roles_list );
break;
case 'posts':
if ( $numposts > 0 ) {
$r .= "<a href='edit.php?author=$user_object->ID' class='edit'>";
$r .= '<span aria-hidden="true">' . $numposts . '</span>';
$r .= '<span class="screen-reader-text">' . sprintf( _n( '%s post by this author', '%s posts by this author', $numposts ), number_format_i18n( $numposts ) ) . '</span>';
$r .= '</a>';
} else {
$r .= 0;
}
break;
default:
/**
* Filters the display output of custom columns in the Users list table.
*
* @since 2.8.0
*
* @param string $output Custom column output. Default empty.
* @param string $column_name Column name.
* @param int $user_id ID of the currently-listed user.
*/
$r .= apply_filters( 'manage_users_custom_column', '', $column_name, $user_object->ID );
}
if ( $primary === $column_name ) {
$r .= $this->row_actions( $actions );
}
$r .= "</td>";
}
}
$r .= '</tr>';
return $r;
}
/**
* Gets the name of the default primary column.
*
* @since 4.3.0
*
* @return string Name of the default primary column, in this case, 'username'.
*/
protected function get_default_primary_column_name() {
return 'username';
}
/**
* Returns an array of user roles for a given user object.
*
* @since 4.4.0
*
* @param WP_User $user_object The WP_User object.
* @return array An array of user roles.
*/
protected function get_role_list( $user_object ) {
$wp_roles = wp_roles();
$role_list = array();
foreach ( $user_object->roles as $role ) {
if ( isset( $wp_roles->role_names[ $role ] ) ) {
$role_list[ $role ] = translate_user_role( $wp_roles->role_names[ $role ] );
}
}
if ( empty( $role_list ) ) {
$role_list['none'] = _x( 'None', 'no user roles' );
}
/**
* Filters the returned array of roles for a user.
*
* @since 4.4.0
*
* @param array $role_list An array of user roles.
* @param WP_User $user_object A WP_User object.
*/
return apply_filters( 'get_role_list', $role_list, $user_object );
}
}