395 lines
13 KiB
PHP
395 lines
13 KiB
PHP
<?php
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// Creates a new user from the "Users" form using $_POST information.
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function add_user() {
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if ( func_num_args() ) { // The hackiest hack that ever did hack
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global $current_user, $wp_roles;
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$user_id = (int) func_get_arg( 0 );
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if ( isset( $_POST['role'] ) ) {
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if( $user_id != $current_user->id || $wp_roles->role_objects[$_POST['role']]->has_cap( 'edit_users' ) ) {
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$user = new WP_User( $user_id );
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$user->set_role( $_POST['role'] );
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}
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}
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} else {
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add_action( 'user_register', 'add_user' ); // See above
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return edit_user();
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}
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}
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function edit_user( $user_id = 0 ) {
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global $current_user, $wp_roles, $wpdb;
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if ( $user_id != 0 ) {
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$update = true;
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$user->ID = (int) $user_id;
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$userdata = get_userdata( $user_id );
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$user->user_login = $wpdb->escape( $userdata->user_login );
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} else {
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$update = false;
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$user = '';
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}
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if ( isset( $_POST['user_login'] ))
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$user->user_login = wp_specialchars( trim( $_POST['user_login'] ));
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$pass1 = $pass2 = '';
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if ( isset( $_POST['pass1'] ))
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$pass1 = $_POST['pass1'];
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if ( isset( $_POST['pass2'] ))
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$pass2 = $_POST['pass2'];
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if ( isset( $_POST['role'] ) && current_user_can( 'edit_users' ) ) {
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if( $user_id != $current_user->id || $wp_roles->role_objects[$_POST['role']]->has_cap( 'edit_users' ))
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$user->role = $_POST['role'];
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}
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if ( isset( $_POST['email'] ))
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$user->user_email = wp_specialchars( trim( $_POST['email'] ));
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if ( isset( $_POST['url'] ) ) {
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$user->user_url = clean_url( trim( $_POST['url'] ));
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$user->user_url = preg_match('/^(https?|ftps?|mailto|news|irc|gopher|nntp|feed|telnet):/is', $user->user_url) ? $user->user_url : 'http://'.$user->user_url;
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}
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if ( isset( $_POST['first_name'] ))
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$user->first_name = wp_specialchars( trim( $_POST['first_name'] ));
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if ( isset( $_POST['last_name'] ))
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$user->last_name = wp_specialchars( trim( $_POST['last_name'] ));
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if ( isset( $_POST['nickname'] ))
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$user->nickname = wp_specialchars( trim( $_POST['nickname'] ));
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if ( isset( $_POST['display_name'] ))
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$user->display_name = wp_specialchars( trim( $_POST['display_name'] ));
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if ( isset( $_POST['description'] ))
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$user->description = trim( $_POST['description'] );
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if ( isset( $_POST['jabber'] ))
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$user->jabber = wp_specialchars( trim( $_POST['jabber'] ));
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if ( isset( $_POST['aim'] ))
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$user->aim = wp_specialchars( trim( $_POST['aim'] ));
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if ( isset( $_POST['yim'] ))
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$user->yim = wp_specialchars( trim( $_POST['yim'] ));
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if ( !$update )
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$user->rich_editing = 'true'; // Default to true for new users.
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else if ( isset( $_POST['rich_editing'] ) )
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$user->rich_editing = $_POST['rich_editing'];
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else
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$user->rich_editing = 'false';
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if ( !$update )
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$user->admin_color = 'fresh'; // Default to fresh for new users.
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else if ( isset( $_POST['admin_color'] ) )
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$user->admin_color = $_POST['admin_color'];
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else
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$user->admin_color = 'fresh';
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$errors = new WP_Error();
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/* checking that username has been typed */
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if ( $user->user_login == '' )
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$errors->add( 'user_login', __( '<strong>ERROR</strong>: Please enter a username.' ));
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/* checking the password has been typed twice */
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do_action_ref_array( 'check_passwords', array ( $user->user_login, & $pass1, & $pass2 ));
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if ( $update ) {
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if ( empty($pass1) && !empty($pass2) )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: You entered your new password only once.' ), array( 'form-field' => 'pass1' ) );
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elseif ( !empty($pass1) && empty($pass2) )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: You entered your new password only once.' ), array( 'form-field' => 'pass2' ) );
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} else {
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if ( empty($pass1) )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: Please enter your password.' ), array( 'form-field' => 'pass1' ) );
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elseif ( empty($pass2) )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: Please enter your password twice.' ), array( 'form-field' => 'pass2' ) );
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}
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/* Check for "\" in password */
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if( strpos( " ".$pass1, "\\" ) )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: Passwords may not contain the character "\\".' ), array( 'form-field' => 'pass1' ) );
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/* checking the password has been typed twice the same */
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if ( $pass1 != $pass2 )
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$errors->add( 'pass', __( '<strong>ERROR</strong>: Please enter the same password in the two password fields.' ), array( 'form-field' => 'pass1' ) );
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if (!empty ( $pass1 ))
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$user->user_pass = $pass1;
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if ( !$update && !validate_username( $user->user_login ) )
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$errors->add( 'user_login', __( '<strong>ERROR</strong>: This username is invalid. Please enter a valid username.' ));
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if (!$update && username_exists( $user->user_login ))
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$errors->add( 'user_login', __( '<strong>ERROR</strong>: This username is already registered. Please choose another one.' ));
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/* checking e-mail address */
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if ( empty ( $user->user_email ) ) {
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$errors->add( 'user_email', __( '<strong>ERROR</strong>: Please enter an e-mail address.' ), array( 'form-field' => 'email' ) );
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} else
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if (!is_email( $user->user_email ) ) {
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$errors->add( 'user_email', __( "<strong>ERROR</strong>: The e-mail address isn't correct." ), array( 'form-field' => 'email' ) );
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}
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if ( $errors->get_error_codes() )
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return $errors;
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if ( $update ) {
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$user_id = wp_update_user( get_object_vars( $user ));
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} else {
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$user_id = wp_insert_user( get_object_vars( $user ));
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wp_new_user_notification( $user_id );
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}
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return $user_id;
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}
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function get_author_user_ids() {
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global $wpdb;
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$level_key = $wpdb->prefix . 'user_level';
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return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value != '0'", $level_key) );
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}
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function get_editable_authors( $user_id ) {
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global $wpdb;
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$editable = get_editable_user_ids( $user_id );
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if( !$editable ) {
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return false;
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} else {
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$editable = join(',', $editable);
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$authors = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($editable) ORDER BY display_name" );
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}
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return apply_filters('get_editable_authors', $authors);
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}
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function get_editable_user_ids( $user_id, $exclude_zeros = true ) {
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global $wpdb;
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$user = new WP_User( $user_id );
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if ( ! $user->has_cap('edit_others_posts') ) {
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if ( $user->has_cap('edit_posts') || $exclude_zeros == false )
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return array($user->id);
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else
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return false;
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}
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$level_key = $wpdb->prefix . 'user_level';
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$query = $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s", $level_key);
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if ( $exclude_zeros )
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$query .= " AND meta_value != '0'";
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return $wpdb->get_col( $query );
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}
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function get_nonauthor_user_ids() {
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global $wpdb;
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$level_key = $wpdb->prefix . 'user_level';
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return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value = '0'", $level_key) );
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}
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function get_others_unpublished_posts($user_id, $type='any') {
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global $wpdb;
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$editable = get_editable_user_ids( $user_id );
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if ( in_array($type, array('draft', 'pending')) )
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$type_sql = " post_status = '$type' ";
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else
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$type_sql = " ( post_status = 'draft' OR post_status = 'pending' ) ";
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$dir = ( 'pending' == $type ) ? 'ASC' : 'DESC';
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if( !$editable ) {
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$other_unpubs = '';
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} else {
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$editable = join(',', $editable);
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$other_unpubs = $wpdb->get_results( $wpdb->prepare("SELECT ID, post_title, post_author FROM $wpdb->posts WHERE post_type = 'post' AND $type_sql AND post_author IN ($editable) AND post_author != %d ORDER BY post_modified $dir", $user_id) );
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}
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return apply_filters('get_others_drafts', $other_unpubs);
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}
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function get_others_drafts($user_id) {
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return get_others_unpublished_posts($user_id, 'draft');
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}
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function get_others_pending($user_id) {
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return get_others_unpublished_posts($user_id, 'pending');
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}
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function get_user_to_edit( $user_id ) {
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$user = new WP_User( $user_id );
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$user->user_login = attribute_escape($user->user_login);
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$user->user_email = attribute_escape($user->user_email);
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$user->user_url = clean_url($user->user_url);
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$user->first_name = attribute_escape($user->first_name);
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$user->last_name = attribute_escape($user->last_name);
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$user->display_name = attribute_escape($user->display_name);
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$user->nickname = attribute_escape($user->nickname);
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$user->aim = attribute_escape($user->aim);
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$user->yim = attribute_escape($user->yim);
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$user->jabber = attribute_escape($user->jabber);
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$user->description = wp_specialchars($user->description);
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return $user;
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}
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function get_users_drafts( $user_id ) {
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global $wpdb;
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$query = $wpdb->prepare("SELECT ID, post_title FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'draft' AND post_author = %d ORDER BY post_modified DESC", $user_id);
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$query = apply_filters('get_users_drafts', $query);
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return $wpdb->get_results( $query );
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}
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function wp_delete_user($id, $reassign = 'novalue') {
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global $wpdb;
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$id = (int) $id;
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if ($reassign == 'novalue') {
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$post_ids = $wpdb->get_col( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id) );
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if ($post_ids) {
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foreach ($post_ids as $post_id)
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wp_delete_post($post_id);
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}
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// Clean links
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$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->links WHERE link_owner = %d", $id) );
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} else {
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$reassign = (int) $reassign;
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$wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_author = %d WHERE post_author = %d", $reassign, $id) );
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$wpdb->query( $wpdb->prepare("UPDATE $wpdb->links SET link_owner = %d WHERE link_owner = %d}", $reassign, $id) );
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}
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// FINALLY, delete user
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do_action('delete_user', $id);
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$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->users WHERE ID = %d", $id) );
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$wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id) );
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wp_cache_delete($id, 'users');
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wp_cache_delete($user->user_login, 'userlogins');
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wp_cache_delete($user->user_email, 'useremail');
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return true;
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}
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function wp_revoke_user($id) {
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$id = (int) $id;
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$user = new WP_User($id);
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$user->remove_all_caps();
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}
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// WP_User_Search class
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// by Mark Jaquith
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if ( !class_exists('WP_User_Search') ) :
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class WP_User_Search {
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var $results;
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var $search_term;
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var $page;
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var $role;
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var $raw_page;
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var $users_per_page = 50;
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var $first_user;
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var $last_user;
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var $query_limit;
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var $query_sort;
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var $query_from_where;
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var $total_users_for_query = 0;
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var $too_many_total_users = false;
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var $search_errors;
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function WP_User_Search ($search_term = '', $page = '', $role = '') { // constructor
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$this->search_term = $search_term;
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$this->raw_page = ( '' == $page ) ? false : (int) $page;
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$this->page = (int) ( '' == $page ) ? 1 : $page;
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$this->role = $role;
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$this->prepare_query();
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$this->query();
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$this->prepare_vars_for_template_usage();
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$this->do_paging();
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}
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function prepare_query() {
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global $wpdb;
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$this->first_user = ($this->page - 1) * $this->users_per_page;
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$this->query_limit = $wpdb->prepare(" LIMIT %d, %d", $this->first_user, $this->users_per_page);
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$this->query_sort = ' ORDER BY user_login';
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$search_sql = '';
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if ( $this->search_term ) {
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$searches = array();
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$search_sql = 'AND (';
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foreach ( array('user_login', 'user_nicename', 'user_email', 'user_url', 'display_name') as $col )
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$searches[] = $col . " LIKE '%$this->search_term%'";
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$search_sql .= implode(' OR ', $searches);
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$search_sql .= ')';
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}
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$this->query_from_where = "FROM $wpdb->users";
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if ( $this->role )
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$this->query_from_where .= $wpdb->prepare(" INNER JOIN $wpdb->usermeta ON $wpdb->users.ID = $wpdb->usermeta.user_id WHERE $wpdb->usermeta.meta_key = '{$wpdb->prefix}capabilities' AND $wpdb->usermeta.meta_value LIKE %s", '%' . $this->role . '%');
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else
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$this->query_from_where .= " WHERE 1=1";
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$this->query_from_where .= " $search_sql";
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}
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function query() {
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global $wpdb;
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$this->results = $wpdb->get_col('SELECT ID ' . $this->query_from_where . $this->query_sort . $this->query_limit);
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if ( $this->results )
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$this->total_users_for_query = $wpdb->get_var('SELECT COUNT(ID) ' . $this->query_from_where); // no limit
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else
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$this->search_errors = new WP_Error('no_matching_users_found', __('No matching users were found!'));
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}
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function prepare_vars_for_template_usage() {
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$this->search_term = stripslashes($this->search_term); // done with DB, from now on we want slashes gone
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}
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function do_paging() {
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if ( $this->total_users_for_query > $this->users_per_page ) { // have to page the results
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$args = array();
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if( ! empty($this->search_term) )
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$args['usersearch'] = urlencode($this->search_term);
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if( ! empty($this->role) )
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$args['role'] = urlencode($this->role);
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$this->paging_text = paginate_links( array(
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'total' => ceil($this->total_users_for_query / $this->users_per_page),
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'current' => $this->page,
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'base' => 'users.php?%_%',
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'format' => 'userspage=%#%',
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'add_args' => $args
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) );
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}
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}
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function get_results() {
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return (array) $this->results;
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}
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function page_links() {
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echo $this->paging_text;
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}
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function results_are_paged() {
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if ( $this->paging_text )
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return true;
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return false;
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}
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function is_search() {
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if ( $this->search_term )
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return true;
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return false;
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}
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}
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endif;
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?>
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