<?php

/**

 * Users administration panel.

 *

 * @package WordPress

 * @subpackage Administration

 */

/** WordPress Administration Bootstrap */

require_once('admin.php');

/** WordPress Registration API */

require_once( ABSPATH . WPINC . '/registration.php');

if ( !current_user_can('edit_users') )

	wp_die(__('Cheatin’ uh?'));

$title = __('Users');

$parent_file = 'users.php';

$update = $doaction = '';

if ( isset($_REQUEST['action']) )

	$doaction = $_REQUEST['action'] ? $_REQUEST['action'] : $_REQUEST['action2'];

if ( empty($doaction) ) {

	if ( isset($_GET['changeit']) && !empty($_GET['new_role']) )

		$doaction = 'promote';

}

if ( empty($_REQUEST) ) {

	$referer = '<input type="hidden" name="wp_http_referer" value="'. esc_attr(stripslashes($_SERVER['REQUEST_URI'])) . '" />';

} elseif ( isset($_REQUEST['wp_http_referer']) ) {

	$redirect = remove_query_arg(array('wp_http_referer', 'updated', 'delete_count'), stripslashes($_REQUEST['wp_http_referer']));

	$referer = '<input type="hidden" name="wp_http_referer" value="' . esc_attr($redirect) . '" />';

} else {

	$redirect = 'users.php';

	$referer = '';

}

switch ($doaction) {

/* Bulk Dropdown menu Role changes */

case 'promote':

	check_admin_referer('bulk-users');

	if (empty($_REQUEST['users'])) {

		wp_redirect($redirect);

		exit();

	}

	$editable_roles = get_editable_roles();

	if (!$editable_roles[$_REQUEST['new_role']])

		wp_die(__('You can’t give users that role.'));

	$userids = $_REQUEST['users'];

	$update = 'promote';

	foreach($userids as $id) {

		if ( ! current_user_can('edit_user', $id) )

			wp_die(__('You can’t edit that user.'));

		// The new role of the current user must also have edit_users caps

		if($id == $current_user->ID && !$wp_roles->role_objects[$_REQUEST['new_role']]->has_cap('edit_users')) {

			$update = 'err_admin_role';

			continue;

		}

		$user = new WP_User($id);

		$user->set_role($_REQUEST['new_role']);

	}

	wp_redirect(add_query_arg('update', $update, $redirect));

	exit();

break;

case 'dodelete':

	check_admin_referer('delete-users');

	if ( empty($_REQUEST['users']) ) {

		wp_redirect($redirect);

		exit();

	}

	if ( !current_user_can('delete_users') )

		wp_die(__('You can’t delete users.'));

	$userids = $_REQUEST['users'];

	$update = 'del';

	$delete_count = 0;

	foreach ( (array) $userids as $id) {

		if ( ! current_user_can('delete_user', $id) )

			wp_die(__('You can’t delete that user.'));

		if($id == $current_user->ID) {

			$update = 'err_admin_del';

			continue;

		}

		switch($_REQUEST['delete_option']) {

		case 'delete':

			wp_delete_user($id);

			break;

		case 'reassign':

			wp_delete_user($id, $_REQUEST['reassign_user']);

			break;

		}

		++$delete_count;

	}

	$redirect = add_query_arg( array('delete_count' => $delete_count, 'update' => $update), $redirect);

	wp_redirect($redirect);

	exit();

break;

case 'delete':

	check_admin_referer('bulk-users');

	if ( empty($_REQUEST['users']) && empty($_REQUEST['user']) ) {

		wp_redirect($redirect);

		exit();

	}

	if ( !current_user_can('delete_users') )

		$errors = new WP_Error('edit_users', __('You can’t delete users.'));

	if ( empty($_REQUEST['users']) )

		$userids = array(intval($_REQUEST['user']));

	else

		$userids = $_REQUEST['users'];

	include ('admin-header.php');

?>

<form action="" method="post" name="updateusers" id="updateusers">

<?php wp_nonce_field('delete-users') ?>

<?php echo $referer; ?>

<div class="wrap">

<?php screen_icon(); ?>

<h2><?php _e('Delete Users'); ?></h2>

<p><?php _e('You have specified these users for deletion:'); ?></p>

<ul>

<?php

	$go_delete = false;

	foreach ( (array) $userids as $id ) {

		$id = (int) $id;

		$user = new WP_User($id);

		if ( $id == $current_user->ID ) {

			echo "<li>" . sprintf(__('ID #%1s: %2s <strong>The current user will not be deleted.</strong>'), $id, $user->user_login) . "</li>\n";

		} else {

			echo "<li><input type=\"hidden\" name=\"users[]\" value=\"" . esc_attr($id) . "\" />" . sprintf(__('ID #%1s: %2s'), $id, $user->user_login) . "</li>\n";

			$go_delete = true;

		}

	}

	$all_logins = $wpdb->get_results("SELECT ID, user_login FROM $wpdb->users ORDER BY user_login");

	$user_dropdown = '<select name="reassign_user">';

	foreach ( (array) $all_logins as $login )

		if ( $login->ID == $current_user->ID || !in_array($login->ID, $userids) )

			$user_dropdown .= "<option value=\"" . esc_attr($login->ID) . "\">{$login->user_login}</option>";

	$user_dropdown .= '</select>';

	?>

	</ul>

<?php if ( $go_delete ) : ?>

	<fieldset><p><legend><?php _e('What should be done with posts and links owned by this user?'); ?></legend></p>

	<ul style="list-style:none;">

		<li><label><input type="radio" id="delete_option0" name="delete_option" value="delete" checked="checked" />

		<?php _e('Delete all posts and links.'); ?></label></li>

		<li><input type="radio" id="delete_option1" name="delete_option" value="reassign" />

		<?php echo '<label for="delete_option1">'.__('Attribute all posts and links to:')."</label> $user_dropdown"; ?></li>

	</ul></fieldset>

	<input type="hidden" name="action" value="dodelete" />

	<p class="submit"><input type="submit" name="submit" value="<?php esc_attr_e('Confirm Deletion'); ?>" class="button-secondary" /></p>

<?php else : ?>

	<p><?php _e('There are no valid users selected for deletion.'); ?></p>

<?php endif; ?>

</div>

</form>

<?php

break;

default:

	if ( !empty($_GET['_wp_http_referer']) ) {

		wp_redirect(remove_query_arg(array('_wp_http_referer', '_wpnonce'), stripslashes($_SERVER['REQUEST_URI'])));

		exit;

	}

	include('admin-header.php');

	$usersearch = isset($_GET['usersearch']) ? $_GET['usersearch'] : null;

	$userspage = isset($_GET['userspage']) ? $_GET['userspage'] : null;

	$role = isset($_GET['role']) ? $_GET['role'] : null;

	// Query the users

	$wp_user_search = new WP_User_Search($usersearch, $userspage, $role);

	$messages = array();

	if ( isset($_GET['update']) ) :

		switch($_GET['update']) {

		case 'del':

		case 'del_many':

			$delete_count = isset($_GET['delete_count']) ? (int) $_GET['delete_count'] : 0;

			$messages[] = '<div id="message" class="updated fade"><p>' . sprintf(_n('%s user deleted', '%s users deleted', $delete_count), $delete_count) . '</p></div>';

			break;

		case 'add':

			$messages[] = '<div id="message" class="updated fade"><p>' . __('New user created.') . '</p></div>';

			break;

		case 'promote':

			$messages[] = '<div id="message" class="updated fade"><p>' . __('Changed roles.') . '</p></div>';

			break;

		case 'err_admin_role':

			$messages[] = '<div id="message" class="error"><p>' . __('The current user&#8217;s role must have user editing capabilities.') . '</p></div>';

			$messages[] = '<div id="message" class="updated fade"><p>' . __('Other user roles have been changed.') . '</p></div>';

			break;

		case 'err_admin_del':

			$messages[] = '<div id="message" class="error"><p>' . __('You can&#8217;t delete the current user.') . '</p></div>';

			$messages[] = '<div id="message" class="updated fade"><p>' . __('Other users have been deleted.') . '</p></div>';

			break;

		}

	endif; ?>

<?php if ( isset($errors) && is_wp_error( $errors ) ) : ?>

	<div class="error">

		<ul>

		<?php

			foreach ( $errors->get_error_messages() as $err )

				echo "<li>$err</li>\n";

		?>

		</ul>

	</div>

<?php endif;

if ( ! empty($messages) ) {

	foreach ( $messages as $msg )

		echo $msg;

} ?>

<div class="wrap">

<?php screen_icon(); ?>

<h2><?php echo esc_html( $title ); ?>  <a href="user-new.php" class="button add-new-h2"><?php echo esc_html_x('Add New', 'user'); ?></a> <?php

if ( isset($_GET['usersearch']) && $_GET['usersearch'] )

	printf( '<span class="subtitle">' . __('Search results for &#8220;%s&#8221;') . '</span>', esc_html( $_GET['usersearch'] ) ); ?>

</h2>

<div class="filter">

<form id="list-filter" action="" method="get">

<ul class="subsubsub">

<?php

$role_links = array();

$avail_roles = array();

$users_of_blog = get_users_of_blog();

$total_users = count( $users_of_blog );

foreach ( (array) $users_of_blog as $b_user ) {

	$b_roles = unserialize($b_user->meta_value);

	foreach ( (array) $b_roles as $b_role => $val ) {

		if ( !isset($avail_roles[$b_role]) )

			$avail_roles[$b_role] = 0;

		$avail_roles[$b_role]++;

	}

}

unset($users_of_blog);

$current_role = false;

$class = empty($role) ? ' class="current"' : '';

$role_links[] = "<li><a href='users.php'$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, $avail_roles[$this_role] );

	$role_links[] = "<li><a href='users.php?role=$this_role'$class>$name</a>";

}

echo implode( " |</li>\n", $role_links) . '</li>';

unset($role_links);

?>

</ul>

</form>

</div>

<form class="search-form" action="" method="get">

<p class="search-box">

	<label class="screen-reader-text" for="user-search-input"><?php _e( 'Search Users' ); ?>:</label>

	<input type="text" id="user-search-input" name="usersearch" value="<?php echo esc_attr($wp_user_search->search_term); ?>" />

	<input type="submit" value="<?php esc_attr_e( 'Search Users' ); ?>" class="button" />

</p>

</form>

<form id="posts-filter" action="" method="get">

<div class="tablenav">

<?php if ( $wp_user_search->results_are_paged() ) : ?>

	<div class="tablenav-pages"><?php $wp_user_search->page_links(); ?></div>

<?php endif; ?>

<div class="alignleft actions">

<select name="action">

<option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>

<option value="delete"><?php _e('Delete'); ?></option>

</select>

<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />

<label class="screen-reader-text" for="new_role"><?php _e('Change role to&hellip;') ?></label><select name="new_role" id="new_role"><option value=''><?php _e('Change role to&hellip;') ?></option><?php wp_dropdown_roles(); ?></select>

<input type="submit" value="<?php esc_attr_e('Change'); ?>" name="changeit" class="button-secondary" />

<?php wp_nonce_field('bulk-users'); ?>

</div>

<br class="clear" />

</div>

	<?php if ( is_wp_error( $wp_user_search->search_errors ) ) : ?>

		<div class="error">

			<ul>

			<?php

				foreach ( $wp_user_search->search_errors->get_error_messages() as $message )

					echo "<li>$message</li>";

			?>

			</ul>

		</div>

	<?php endif; ?>

<?php if ( $wp_user_search->get_results() ) : ?>

	<?php if ( $wp_user_search->is_search() ) : ?>

		<p><a href="users.php"><?php _e('&larr; Back to All Users'); ?></a></p>

	<?php endif; ?>

<table class="widefat fixed" cellspacing="0">

<thead>

<tr class="thead">

<?php print_column_headers('users') ?>

</tr>

</thead>

<tfoot>

<tr class="thead">

<?php print_column_headers('users', false) ?>

</tr>

</tfoot>

<tbody id="users" class="list:user user-list">

<?php

$style = '';

foreach ( $wp_user_search->get_results() as $userid ) {

	$user_object = new WP_User($userid);

	$roles = $user_object->roles;

	$role = array_shift($roles);

	$style = ( ' class="alternate"' == $style ) ? '' : ' class="alternate"';

	echo "\n\t" . user_row($user_object, $style, $role);

}

?>

</tbody>

</table>

<div class="tablenav">

<?php if ( $wp_user_search->results_are_paged() ) : ?>

	<div class="tablenav-pages"><?php $wp_user_search->page_links(); ?></div>

<?php endif; ?>

<div class="alignleft actions">

<select name="action2">

<option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>

<option value="delete"><?php _e('Delete'); ?></option>

</select>

<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />

</div>

<br class="clear" />

</div>

<?php endif; ?>