<?php

/**

 * Multisite users administration panel.

 *

 * @package WordPress

 * @subpackage Multisite

 * @since 3.0.0

 */

/** Load WordPress Administration Bootstrap */

require_once( './admin.php' );

if ( ! is_multisite() )

	wp_die( __( 'Multisite support is not enabled.' ) );

if ( ! current_user_can( 'manage_network_users' ) )

	wp_die( __( 'You do not have permission to access this page.' ) );

function confirm_delete_users( $users ) {

	$current_user = wp_get_current_user();

	if ( !is_array( $users ) )

		return false;

	screen_icon();

	?>

	<h2><?php esc_html_e( 'Users' ); ?></h2>

	<p><?php _e( 'Transfer or delete posts before deleting users.' ); ?></p>

	<form action="users.php?action=dodelete" method="post">

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

	<?php

	wp_nonce_field( 'ms-users-delete' );

	$site_admins = get_super_admins();

	$admin_out = "<option value='$current_user->ID'>$current_user->user_login</option>";

	foreach ( ( $allusers = (array) $_POST['allusers'] ) as $key => $val ) {

		if ( $val != '' && $val != '0' ) {

			$delete_user = get_userdata( $val );

			if ( ! current_user_can( 'delete_user', $delete_user->ID ) )

				wp_die( sprintf( __( 'Warning! User %s cannot be deleted.' ), $delete_user->user_login ) );

			if ( in_array( $delete_user->user_login, $site_admins ) )

				wp_die( sprintf( __( 'Warning! User cannot be deleted. The user %s is a network administrator.' ), $delete_user->user_login ) );

			echo "<input type='hidden' name='user[]' value='{$val}'/>\n";

			$blogs = get_blogs_of_user( $val, true );

			if ( !empty( $blogs ) ) {

				?>

				<br /><fieldset><p><legend><?php printf( __( "What should be done with posts owned by <em>%s</em>?" ), $delete_user->user_login ); ?></legend></p>

				<?php

				foreach ( (array) $blogs as $key => $details ) {

					$blog_users = get_users( array( 'blog_id' => $details->userblog_id ) );

					if ( is_array( $blog_users ) && !empty( $blog_users ) ) {

						$user_site = "<a href='" . esc_url( get_home_url( $details->userblog_id ) ) . "'>{$details->blogname}</a>";

						$user_dropdown = "<select name='blog[$val][{$key}]'>";

						$user_list = '';

						foreach ( $blog_users as $user ) {

							if ( ! in_array( $user->ID, $allusers ) )

								$user_list .= "<option value='{$user->ID}'>{$user->user_login}</option>";

						}

						if ( '' == $user_list )

							$user_list = $admin_out;

						$user_dropdown .= $user_list;

						$user_dropdown .= "</select>\n";

						?>

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

							<li><?php printf( __( 'Site: %s' ), $user_site ); ?></li>

							<li><label><input type="radio" id="delete_option0" name="delete[<?php echo $details->userblog_id . '][' . $delete_user->ID ?>]" value="delete" checked="checked" />

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

							<li><label><input type="radio" id="delete_option1" name="delete[<?php echo $details->userblog_id . '][' . $delete_user->ID ?>]" value="reassign" />

							<?php echo __( 'Attribute all posts to:' ) . '</label>' . $user_dropdown; ?></li>

						</ul>

						<?php

					}

				}

				echo "</fieldset>";

			}

		}

	}

	submit_button( __('Confirm Deletion'), 'delete' );

	?>

	</form>

    <?php

	return true;

}

if ( isset( $_GET['action'] ) ) {

	do_action( 'wpmuadminedit' , '' );

	switch ( $_GET['action'] ) {

		case 'deleteuser':

			if ( ! current_user_can( 'manage_network_users' ) )

				wp_die( __( 'You do not have permission to access this page.' ) );

			check_admin_referer( 'deleteuser' );

			$id = intval( $_GET['id'] );

			if ( $id != '0' && $id != '1' ) {

				$_POST['allusers'] = array( $id ); // confirm_delete_users() can only handle with arrays

				$title = __( 'Users' );

				$parent_file = 'users.php';

				require_once( '../admin-header.php' );

				echo '<div class="wrap">';

				confirm_delete_users( $_POST['allusers'] );

				echo '</div>';

	            require_once( '../admin-footer.php' );

	  		} else {

				wp_redirect( network_admin_url( 'users.php' ) );

			}

			exit();

		break;

		case 'allusers':

			if ( !current_user_can( 'manage_network_users' ) )

				wp_die( __( 'You do not have permission to access this page.' ) );

			if ( ( isset( $_POST['action']) || isset($_POST['action2'] ) ) && isset( $_POST['allusers'] ) ) {

				check_admin_referer( 'bulk-users-network' );

				$doaction = $_POST['action'] != -1 ? $_POST['action'] : $_POST['action2'];

				$userfunction = '';

				foreach ( (array) $_POST['allusers'] as $key => $val ) {

					if ( !empty( $val ) ) {

						switch ( $doaction ) {

							case 'delete':

								if ( ! current_user_can( 'delete_users' ) )

									wp_die( __( 'You do not have permission to access this page.' ) );

								$title = __( 'Users' );

								$parent_file = 'users.php';

								require_once( '../admin-header.php' );

								echo '<div class="wrap">';

								confirm_delete_users( $_POST['allusers'] );

								echo '</div>';

								require_once( '../admin-footer.php' );

								exit();

							break;

							case 'spam':

								$user = get_userdata( $val );

								if ( is_super_admin( $user->ID ) )

									wp_die( sprintf( __( 'Warning! User cannot be modified. The user %s is a network administrator.' ), esc_html( $user->user_login ) ) );

								$userfunction = 'all_spam';

								$blogs = get_blogs_of_user( $val, true );

								foreach ( (array) $blogs as $key => $details ) {

									if ( $details->userblog_id != $current_site->blog_id ) // main blog not a spam !

										update_blog_status( $details->userblog_id, 'spam', '1' );

								}

								update_user_status( $val, 'spam', '1' );

							break;

							case 'notspam':

								$userfunction = 'all_notspam';

								$blogs = get_blogs_of_user( $val, true );

								foreach ( (array) $blogs as $key => $details )

									update_blog_status( $details->userblog_id, 'spam', '0' );

								update_user_status( $val, 'spam', '0' );

							break;

						}

					}

				}

				wp_safe_redirect( add_query_arg( array( 'updated' => 'true', 'action' => $userfunction ), wp_get_referer() ) );

			} else {

				$location = network_admin_url( 'users.php' );

				if ( ! empty( $_REQUEST['paged'] ) )

					$location = add_query_arg( 'paged', (int) $_REQUEST['paged'], $location );

				wp_redirect( $location );

			}

			exit();

		break;

		case 'dodelete':

			check_admin_referer( 'ms-users-delete' );

			if ( ! ( current_user_can( 'manage_network_users' ) && current_user_can( 'delete_users' ) ) )

				wp_die( __( 'You do not have permission to access this page.' ) );

			if ( ! empty( $_POST['blog'] ) && is_array( $_POST['blog'] ) ) {

				foreach ( $_POST['blog'] as $id => $users ) {

					foreach ( $users as $blogid => $user_id ) {

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

							continue;

						if ( ! empty( $_POST['delete'] ) && 'reassign' == $_POST['delete'][$blogid][$id] )

							remove_user_from_blog( $id, $blogid, $user_id );

						else

							remove_user_from_blog( $id, $blogid );

					}

				}

			}

			$i = 0;

			if ( is_array( $_POST['user'] ) && ! empty( $_POST['user'] ) )

				foreach( $_POST['user'] as $id ) {

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

						continue;

					wpmu_delete_user( $id );

					$i++;

				}

			if ( $i == 1 )

				$deletefunction = 'delete';

			else

				$deletefunction = 'all_delete';

			wp_redirect( add_query_arg( array( 'updated' => 'true', 'action' => $deletefunction ), network_admin_url( 'users.php' ) ) );

			exit();

		break;

	}

}

$wp_list_table = _get_list_table('WP_MS_Users_List_Table');

$pagenum = $wp_list_table->get_pagenum();

$wp_list_table->prepare_items();

$total_pages = $wp_list_table->get_pagination_arg( 'total_pages' );

if ( $pagenum > $total_pages && $total_pages > 0 ) {

	wp_redirect( add_query_arg( 'paged', $total_pages ) );

	exit;

}

$title = __( 'Users' );

$parent_file = 'users.php';

add_screen_option( 'per_page', array('label' => _x( 'Users', 'users per page (screen options)' )) );

get_current_screen()->add_help_tab( array(

	'id'      => 'overview',

	'title'   => __('Overview'),

	'content' =>

		'<p>' . __('This table shows all users across the network and the sites to which they are assigned.') . '</p>' .

		'<p>' . __('Hover over any user on the list to make the edit links appear. The Edit link on the left will take you to his or her Edit User profile page; the Edit link on the right by any site name goes to an Edit Site screen for that site.') . '</p>' .

		'<p>' . __('You can also go to the user&#8217;s profile page by clicking on the individual username.') . '</p>' .

		'<p>' . __('You can sort the table by clicking on any of the bold headings and switch between list and excerpt views by using the icons in the upper right.') . '</p>' .

		'<p>' . __('The bulk action will permanently delete selected users, or mark/unmark those selected as spam. Spam users will have posts removed and will be unable to sign up again with the same email addresses.') . '</p>' .

		'<p>' . __('You can make an existing user an additional super admin by going to the Edit User profile page and checking the box to grant that privilege.') . '</p>'

) );

get_current_screen()->set_help_sidebar(

	'<p><strong>' . __('For more information:') . '</strong></p>' .

	'<p>' . __('<a href="http://codex.wordpress.org/Network_Admin_Users_Screen" target="_blank">Documentation on Network Users</a>') . '</p>' .

	'<p>' . __('<a href="http://wordpress.org/support/forum/multisite/" target="_blank">Support Forums</a>') . '</p>'

);

require_once( '../admin-header.php' );

if ( isset( $_REQUEST['updated'] ) && $_REQUEST['updated'] == 'true' && ! empty( $_REQUEST['action'] ) ) {

	?>

	<div id="message" class="updated"><p>

		<?php

		switch ( $_REQUEST['action'] ) {

			case 'delete':

				_e( 'User deleted.' );

			break;

			case 'all_spam':

				_e( 'Users marked as spam.' );

			break;

			case 'all_notspam':

				_e( 'Users removed from spam.' );

			break;

			case 'all_delete':

				_e( 'Users deleted.' );

			break;

			case 'add':

				_e( 'User added.' );

			break;

		}

		?>

	</p></div>

	<?php

}

	?>

<div class="wrap">

	<?php screen_icon(); ?>

	<h2><?php esc_html_e( 'Users' );

	if ( current_user_can( 'create_users') ) : ?>

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

	endif;

	if ( !empty( $usersearch ) )

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

	?>

	</h2>

	<?php $wp_list_table->views(); ?>

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

		<?php $wp_list_table->search_box( __( 'Search Users' ), 'all-user' ); ?>

	</form>

	<form id="form-user-list" action='users.php?action=allusers' method='post'>

		<?php $wp_list_table->display(); ?>

	</form>

</div>

<?php require_once( '../admin-footer.php' ); ?>