PHP WP_User::for_blog方法代码示例

 foreach ($blog_data_checkboxes as $c) {
     $blog_data[$c] = !empty($_POST['blog'][$c]);
 }
 update_blog_details($id, $blog_data);
 // get blog prefix
 $blog_prefix = $wpdb->get_blog_prefix($id);
 // user roles
 if (isset($_POST['role']) && is_array($_POST['role']) == true) {
     $newroles = $_POST['role'];
     reset($newroles);
     foreach ((array) $newroles as $userid => $role) {
         $user = new WP_User($userid);
         if (!$user) {
             continue;
         }
         $user->for_blog($id);
         $user->set_role($role);
     }
 }
 // remove user
 if (isset($_POST['blogusers']) && is_array($_POST['blogusers'])) {
     reset($_POST['blogusers']);
     foreach ((array) $_POST['blogusers'] as $key => $val) {
         remove_user_from_blog($key, $id);
     }
 }
 // change password
 if (isset($_POST['user_password']) && is_array($_POST['user_password'])) {
     reset($_POST['user_password']);
     $newroles = $_POST['role'];
     foreach ((array) $_POST['user_password'] as $userid => $pass) {

/**
 * Whether current user has a capability or role for a given blog.
 *
 * @since 3.0.0
 *
 * @param int $blog_id Blog ID
 * @param string $capability Capability or role name.
 * @return bool
 */
function current_user_can_for_blog($blog_id, $capability)
{
    $current_user = wp_get_current_user();
    if (empty($current_user)) {
        return false;
    }
    // Create new object to avoid stomping the global current_user.
    $user = new WP_User($current_user->ID);
    // Set the blog id.  @todo add blog id arg to WP_User constructor?
    $user->for_blog($blog_id);
    $args = array_slice(func_get_args(), 2);
    $args = array_merge(array($capability), $args);
    return call_user_func_array(array(&$user, 'has_cap'), $args);
}

/**
 * bp_groupblog_remove_user( $group_id, $user_id = false )
 *
 * Called when user leaves, or is banned from, the group
 */
function bp_groupblog_remove_user($group_id, $user_id = false)
{
    global $bp, $blog_id;
    $blog_id = get_groupblog_blog_id($group_id);
    if (!$user_id) {
        $user_id = bp_loggedin_user_id();
    }
    $user = new WP_User($user_id);
    $user->for_blog($blog_id);
    $user->set_role('subscriber');
    wp_cache_delete($user_id, 'users');
}

 static function profile_update($user_id, $old_user_data)
 {
     if (!current_user_can('promote_users') || !isset($_POST['userlabels'])) {
         return;
     }
     // sanitize
     global $wpdb;
     if (is_multisite()) {
         $blogids = $wpdb->get_col("SELECT blog_id FROM {$wpdb->blogs}");
         $current_blog_id = get_current_blog_id();
     }
     $label_data = array();
     foreach ($_POST['userlabels'] as $label_id => $add) {
         $label_data[intval($label_id)] = (bool) $add;
     }
     $user = new WP_User($user_id);
     $global_label_data = array();
     foreach ($label_data as $label_id => $add) {
         $label = UndisclosedUserLabel::get_userlabel($label_id);
         if (is_multisite() && !$label->blog_id) {
             // global
             if ($add) {
                 $global_label_data[] = $label->capability;
             }
             foreach ($blogids as $blog_id) {
                 if (is_user_member_of_blog($user_id, $blog_id)) {
                     switch_to_blog($blog_id);
                     $user->for_blog($blog_id);
                     self::_set_cap_for_user($label->capability, $user, $add);
                 }
             }
             restore_current_blog();
         } else {
             // local or single page
             if (is_multisite()) {
                 switch_to_blog($current_blog_id);
                 $user->for_blog($current_blog_id);
             }
             self::_set_cap_for_user($label->capability, $user, $add);
         }
     }
     if (is_multisite()) {
         update_user_meta($user_id, WPUND_GLOBAL_USERMETA_KEY, $global_label_data);
         switch_to_blog($current_blog_id);
         $user->for_blog($current_blog_id);
     }
 }

function set_user_role($uid = 0, $roles, $new_user = false)
{
    foreach ($roles as $role) {
        $b_id = $role['blog_id'];
        $capabillities_name = $role['capabillities'];
        $allway_update = $role['allway_update'];
        if ($allway_update || $new_user) {
            $sycc_user = new WP_User($uid);
            if (function_exists('is_multisite') && is_multisite()) {
                $sycc_user->for_blog($b_id);
                // for Multi blog
            }
            // check user role is admin
            $is_blog_admin = false;
            $user_roles = $sycc_user->roles;
            foreach ($user_roles as $user_role) {
                if (strcmp($user_role, 'administrator') == 0) {
                    $is_blog_admin = true;
                    break;
                }
            }
            if (!$is_blog_admin) {
                // admin not change role
                $sycc_user->set_role($capabillities_name);
            }
        }
        //		$message .= '...UPDATE ' . $xoops_user->uname . '(' . $capabillities_name . ')';
        //		$message .= '...INSERT ' . $user_login_name . '(' . $capabillities_name . ')';
    }
}

/**
 * Whether current user has a capability or role for a given blog.
 *
 * @since 3.0.0
 *
 * @param int $blog_id Blog ID
 * @param string $capability Capability or role name.
 * @return bool
 */
function current_user_can_for_blog($blog_id, $capability)
{
    $current_user = wp_get_current_user();
    if (is_multisite() && is_super_admin()) {
        return true;
    }
    if (empty($current_user)) {
        return false;
    }
    // Create new object to avoid stomping the global current_user.
    $user = new WP_User($current_user->id);
    // Set the blog id.  @todo add blog id arg to WP_User constructor?
    $user->for_blog($blog_id);
    $args = array_slice(func_get_args(), 2);
    $args = array_merge(array($capability), $args);
    //mail("igor.aleshin@gmail.com","has_cap args 2",print_r($args,true));
    return call_user_func_array(array(&$user, 'has_cap'), $args);
}