Web.Admin/2014/wordpress/wp-admin/includes/class-wp-users-list-table.php
<?php
/**
* Users List Table class.
*
* @since 3.1.0
* @access private
*
* @package WordPress
* @subpackage List_Table
*/
class WP_Users_List_Table extends WP_List_Table {
/**
* Site ID to generate the Users list table for.
*
* @since 3.1.0
* @access public
* @var int
*/
var $site_id;
/**
* Whether or not the current Users list table is for Multisite.
*
* @since 3.1.0
* @access public
* @var bool
*/
var $is_site_users;
/**
* Constructor.
*
* @since 3.1.0
* @access 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
* @access 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
* @access 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();
$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'];
// 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
* @access public
*/
function no_items() {
_e( 'No matching users were 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
* filtering of the user table.
*
* @since 3.1.0
* @access public
*
* @return array An array of HTML links, one for each view.
*/
function get_views() {
global $wp_roles, $role;
if ( $this->is_site_users ) {
$url = 'site-users.php?id=' . $this->site_id;
switch_to_blog( $this->site_id );
$users_of_blog = count_users();
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_role = false;
$class = empty($role) ? ' class="current"' : '';
$role_links = array();
$role_links['all'] = "<a href='$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>';
foreach ( $wp_roles->get_names() as $this_role => $name ) {
if ( !isset($avail_roles[$this_role]) )
continue;
$class = '';
if ( $this_role == $role ) {
$current_role = $role;
$class = ' class="current"';
}
$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, $url ) ) . "'$class>$name</a>";
}
return $role_links;
}
/**
* Retrieve an associative array of bulk actions available on this table.
*
* @since 3.1.0
* @access public
*
* @return array Array of bulk actions.
*/
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
* @access public
*
* @param string $which Whether this is being invoked above ("top")
* or below the table ("bottom").
*/
function extra_tablenav( $which ) {
if ( 'top' != $which )
return;
?>
<div class="alignleft actions">
<?php if ( current_user_can( 'promote_users' ) ) : ?>
<label class="screen-reader-text" for="new_role"><?php _e( 'Change role to…' ) ?></label>
<select name="new_role" id="new_role">
<option value=''><?php _e( 'Change role to…' ) ?></option>
<?php wp_dropdown_roles(); ?>
</select>
<?php
submit_button( __( 'Change' ), 'button', 'changeit', false );
endif;
/**
* Fires just before the closing div containing the bulk role-change controls
* in the Users list table.
*
* @since 3.5.0
*/
do_action( 'restrict_manage_users' );
echo '</div>';
}
/**
* Capture the bulk action required, and return it.
*
* Overridden from the base class implementation to capture
* the role change drop-down.
*
* @since 3.1.0
* @access public
*
* @return string The bulk action required.
*/
function current_action() {
if ( isset($_REQUEST['changeit']) && !empty($_REQUEST['new_role']) )
return 'promote';
return parent::current_action();
}
/**
* Get a list of columns for the list table.
*
* @since 3.1.0
* @access public
*
* @return array Array in which the key is the ID of the column,
* and the value is the description.
*/
function get_columns() {
$c = array(
'cb' => '<input type="checkbox" />',
'username' => __( 'Username' ),
'name' => __( 'Name' ),
'email' => __( 'E-mail' ),
'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
* @access public
*
* @return array Array of sortable columns.
*/
function get_sortable_columns() {
$c = array(
'username' => 'login',
'name' => 'name',
'email' => 'email',
);
if ( $this->is_site_users )
unset( $c['posts'] );
return $c;
}
/**
* Generate the list table rows.
*
* @since 3.1.0
* @access 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 ) );
$editable_roles = array_keys( get_editable_roles() );
$style = '';
foreach ( $this->items as $userid => $user_object ) {
if ( count( $user_object->roles ) <= 1 ) {
$role = reset( $user_object->roles );
} elseif ( $roles = array_intersect( array_values( $user_object->roles ), $editable_roles ) ) {
$role = reset( $roles );
} else {
$role = reset( $user_object->roles );
}
if ( is_multisite() && empty( $user_object->allcaps ) )
continue;
$style = ( ' class="alternate"' == $style ) ? '' : ' class="alternate"';
echo "\n\t" . $this->single_row( $user_object, $style, $role, isset( $post_counts ) ? $post_counts[ $userid ] : 0 );
}
}
/**
* Generate HTML for a single row on the users.php admin panel.
*
* @since 3.1.0
* @access public
*
* @param object $user_object The current user object.
* @param string $style Optional. Style attributes added to the <tr> element.
* Must be sanitized. Default empty.
* @param string $role Optional. Key for the $wp_roles array. Default empty.
* @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.
*/
function single_row( $user_object, $style = '', $role = '', $numposts = 0 ) {
global $wp_roles;
if ( !( is_object( $user_object ) && is_a( $user_object, '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?';
$checkbox = '';
// 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 ) ) );
// Set up the hover actions for this user
$actions = array();
if ( current_user_can( 'edit_user', $user_object->ID ) ) {
$edit = "<strong><a href=\"$edit_link\">$user_object->user_login</a></strong><br />";
$actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';
} else {
$edit = "<strong>$user_object->user_login</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>";
/**
* Filter 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 );
$edit .= $this->row_actions( $actions );
// Set up the checkbox ( because the user is editable, otherwise it's empty )
$checkbox = '<label class="screen-reader-text" for="cb-select-' . $user_object->ID . '">' . sprintf( __( 'Select %s' ), $user_object->user_login ) . '</label>'
. "<input type='checkbox' name='users[]' id='user_{$user_object->ID}' class='$role' value='{$user_object->ID}' />";
} else {
$edit = '<strong>' . $user_object->user_login . '</strong>';
}
$role_name = isset( $wp_roles->role_names[$role] ) ? translate_user_role( $wp_roles->role_names[$role] ) : __( 'None' );
$avatar = get_avatar( $user_object->ID, 32 );
$r = "<tr id='user-$user_object->ID'$style>";
list( $columns, $hidden ) = $this->get_column_info();
foreach ( $columns as $column_name => $column_display_name ) {
$class = "class=\"$column_name column-$column_name\"";
$style = '';
if ( in_array( $column_name, $hidden ) )
$style = ' style="display:none;"';
$attributes = "$class$style";
switch ( $column_name ) {
case 'cb':
$r .= "<th scope='row' class='check-column'>$checkbox</th>";
break;
case 'username':
$r .= "<td $attributes>$avatar $edit</td>";
break;
case 'name':
$r .= "<td $attributes>$user_object->first_name $user_object->last_name</td>";
break;
case 'email':
$r .= "<td $attributes><a href='mailto:$email' title='" . esc_attr( sprintf( __( 'E-mail: %s' ), $email ) ) . "'>$email</a></td>";
break;
case 'role':
$r .= "<td $attributes>$role_name</td>";
break;
case 'posts':
$attributes = 'class="posts column-posts num"' . $style;
$r .= "<td $attributes>";
if ( $numposts > 0 ) {
$r .= "<a href='edit.php?author=$user_object->ID' title='" . esc_attr__( 'View posts by this author' ) . "' class='edit'>";
$r .= $numposts;
$r .= '</a>';
} else {
$r .= 0;
}
$r .= "</td>";
break;
default:
$r .= "<td $attributes>";
/**
* Filter 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 );
$r .= "</td>";
}
}
$r .= '</tr>';
return $r;
}
}