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lichterei-web/kirby/src/Cms/User.php
Bastian Allgeier daf499e2e4 Upgrade to 4.6.0
2025-01-30 12:15:44 +01:00

757 lines
17 KiB
PHP

<?php
namespace Kirby\Cms;
use Closure;
use Exception;
use Kirby\Content\Field;
use Kirby\Exception\InvalidArgumentException;
use Kirby\Exception\NotFoundException;
use Kirby\Exception\PermissionException;
use Kirby\Filesystem\Dir;
use Kirby\Filesystem\F;
use Kirby\Panel\User as Panel;
use Kirby\Session\Session;
use Kirby\Toolkit\Str;
use SensitiveParameter;
/**
* The `$user` object represents a
* single Panel or frontend user.
*
* @package Kirby Cms
* @author Bastian Allgeier <bastian@getkirby.com>
* @link https://getkirby.com
* @copyright Bastian Allgeier
* @license https://getkirby.com/license
*/
class User extends ModelWithContent
{
use HasFiles;
use HasMethods;
use HasSiblings;
use UserActions;
public const CLASS_ALIAS = 'user';
/**
* All registered user methods
* @todo Remove when support for PHP 8.2 is dropped
*/
public static array $methods = [];
/**
* Registry with all User models
*/
public static array $models = [];
protected UserBlueprint|null $blueprint = null;
protected array $credentials;
protected string|null $email;
protected string $hash;
protected string $id;
protected array|null $inventory = null;
protected string|null $language;
protected Field|string|null $name;
protected string|null $password;
protected Role|string|null $role;
/**
* Creates a new User object
*/
public function __construct(array $props)
{
// helper function to easily edit values (if not null)
// before assigning them to their properties
$set = function (string $key, Closure $callback) use ($props) {
if ($value = $props[$key] ?? null) {
$value = $callback($value);
}
return $value;
};
// if no ID passed, generate one;
// do so before calling parent constructor
// so it also gets stored in propertyData prop
$props['id'] ??= $this->createId();
parent::__construct($props);
$this->id = $props['id'];
$this->email = $set('email', fn ($email) => Str::lower(trim($email)));
$this->language = $set('language', fn ($language) => trim($language));
$this->name = $set('name', fn ($name) => trim(strip_tags($name)));
$this->password = $props['password'] ?? null;
$this->role = $set('role', fn ($role) => Str::lower(trim($role)));
$this->setBlueprint($props['blueprint'] ?? null);
$this->setFiles($props['files'] ?? null);
}
/**
* Modified getter to also return fields
* from the content
*/
public function __call(string $method, array $arguments = []): mixed
{
// public property access
if (isset($this->$method) === true) {
return $this->$method;
}
// user methods
if ($this->hasMethod($method)) {
return $this->callMethod($method, $arguments);
}
// return site content otherwise
return $this->content()->get($method);
}
/**
* Improved `var_dump` output
* @codeCoverageIgnore
*/
public function __debugInfo(): array
{
return array_merge($this->toArray(), [
'avatar' => $this->avatar(),
'content' => $this->content(),
'role' => $this->role()
]);
}
/**
* Returns the url to the api endpoint
* @internal
*/
public function apiUrl(bool $relative = false): string
{
if ($relative === true) {
return 'users/' . $this->id();
}
return $this->kirby()->url('api') . '/users/' . $this->id();
}
/**
* Returns the File object for the avatar or null
*/
public function avatar(): File|null
{
return $this->files()->template('avatar')->first();
}
/**
* Returns the UserBlueprint object
*/
public function blueprint(): UserBlueprint
{
try {
return $this->blueprint ??= UserBlueprint::factory('users/' . $this->role(), 'users/default', $this);
} catch (Exception) {
return $this->blueprint ??= new UserBlueprint([
'model' => $this,
'name' => 'default',
'title' => 'Default',
]);
}
}
/**
* Prepares the content for the write method
* @internal
* @param string $languageCode|null Not used so far
*/
public function contentFileData(
array $data,
string|null $languageCode = null
): array {
// remove stuff that has nothing to do in the text files
unset(
$data['email'],
$data['language'],
$data['name'],
$data['password'],
$data['role']
);
return $data;
}
/**
* Filename for the content file
*
* @internal
* @deprecated 4.0.0
* @todo Remove in v5
* @codeCoverageIgnore
*/
public function contentFileName(): string
{
Helpers::deprecated('The internal $model->contentFileName() method has been deprecated. Please let us know via a GitHub issue if you need this method and tell us your use case.', 'model-content-file');
return 'user';
}
protected function credentials(): array
{
return $this->credentials ??= $this->readCredentials();
}
/**
* Returns the user email address
*/
public function email(): string|null
{
return $this->email ??= $this->credentials()['email'] ?? null;
}
/**
* Checks if the user exists
*/
public function exists(): bool
{
return $this->storage()->exists(
'published',
'default'
);
}
/**
* Constructs a User object and also
* takes User models into account.
* @internal
*/
public static function factory(mixed $props): static
{
if (empty($props['model']) === false) {
return static::model($props['model'], $props);
}
return new static($props);
}
/**
* Hashes the user's password unless it is `null`,
* which will leave it as `null`
* @internal
*/
public static function hashPassword(
#[SensitiveParameter]
string|null $password = null
): string|null {
if ($password !== null) {
$password = password_hash($password, PASSWORD_DEFAULT);
}
return $password;
}
/**
* Returns the user id
*/
public function id(): string
{
return $this->id;
}
/**
* Returns the inventory of files
* children and content files
*/
public function inventory(): array
{
if ($this->inventory !== null) {
return $this->inventory;
}
$kirby = $this->kirby();
return $this->inventory = Dir::inventory(
$this->root(),
$kirby->contentExtension(),
$kirby->contentIgnore(),
$kirby->multilang()
);
}
/**
* Compares the current object with the given user object
*/
public function is(User|null $user = null): bool
{
if ($user === null) {
return false;
}
return $this->id() === $user->id();
}
/**
* Checks if this user has the admin role
*/
public function isAdmin(): bool
{
return $this->role()->id() === 'admin';
}
/**
* Checks if the current user is the virtual
* Kirby user
*/
public function isKirby(): bool
{
return $this->isAdmin() && $this->id() === 'kirby';
}
/**
* Checks if the current user is this user
*/
public function isLoggedIn(): bool
{
return $this->is($this->kirby()->user());
}
/**
* Checks if the user is the last one
* with the admin role
*/
public function isLastAdmin(): bool
{
return
$this->role()->isAdmin() === true &&
$this->kirby()->users()->filter('role', 'admin')->count() <= 1;
}
/**
* Checks if the user is the last user
*/
public function isLastUser(): bool
{
return $this->kirby()->users()->count() === 1;
}
/**
* Checks if the current user is the virtual
* Nobody user
*/
public function isNobody(): bool
{
return $this->role()->id() === 'nobody' && $this->id() === 'nobody';
}
/**
* Returns the user language
*/
public function language(): string
{
return $this->language ??=
$this->credentials()['language'] ??
$this->kirby()->panelLanguage();
}
/**
* Logs the user in
*
* @param \Kirby\Session\Session|array|null $session Session options or session object to set the user in
*/
public function login(
#[SensitiveParameter]
string $password,
$session = null
): bool {
$this->validatePassword($password);
$this->loginPasswordless($session);
return true;
}
/**
* Logs the user in without checking the password
*
* @param \Kirby\Session\Session|array|null $session Session options or session object to set the user in
*/
public function loginPasswordless(
Session|array|null $session = null
): void {
if ($this->id() === 'kirby') {
throw new PermissionException('The almighty user "kirby" cannot be used for login, only for raising permissions in code via `$kirby->impersonate()`');
}
$kirby = $this->kirby();
$session = $this->sessionFromOptions($session);
$kirby->trigger(
'user.login:before',
['user' => $this, 'session' => $session]
);
$session->regenerateToken(); // privilege change
$session->data()->set('kirby.userId', $this->id());
if ($this->passwordTimestamp() !== null) {
$session->data()->set('kirby.loginTimestamp', time());
}
$kirby->auth()->setUser($this);
$kirby->trigger(
'user.login:after',
['user' => $this, 'session' => $session]
);
}
/**
* Logs the user out
*
* @param \Kirby\Session\Session|array|null $session Session options or session object to unset the user in
*/
public function logout(Session|array|null $session = null): void
{
$kirby = $this->kirby();
$session = $this->sessionFromOptions($session);
$kirby->trigger('user.logout:before', ['user' => $this, 'session' => $session]);
// remove the user from the session for future requests
$session->data()->remove('kirby.userId');
$session->data()->remove('kirby.loginTimestamp');
// clear the cached user object from the app state of the current request
$this->kirby()->auth()->flush();
if ($session->data()->get() === []) {
// session is now empty, we might as well destroy it
$session->destroy();
$kirby->trigger('user.logout:after', ['user' => $this, 'session' => null]);
} else {
// privilege change
$session->regenerateToken();
$kirby->trigger('user.logout:after', ['user' => $this, 'session' => $session]);
}
}
/**
* Returns the root to the media folder for the user
* @internal
*/
public function mediaRoot(): string
{
return $this->kirby()->root('media') . '/users/' . $this->id();
}
/**
* Returns the media url for the user object
* @internal
*/
public function mediaUrl(): string
{
return $this->kirby()->url('media') . '/users/' . $this->id();
}
/**
* Creates a user model if it has been registered
* @internal
*/
public static function model(string $name, array $props = []): static
{
if ($class = (static::$models[$name] ?? null)) {
$object = new $class($props);
if ($object instanceof self) {
return $object;
}
}
return new static($props);
}
/**
* Returns the last modification date of the user
*/
public function modified(
string $format = 'U',
string|null $handler = null,
string|null $languageCode = null
): int|string|false {
$modifiedContent = $this->storage()->modified('published', $languageCode);
$modifiedIndex = F::modified($this->root() . '/index.php');
$modifiedTotal = max([$modifiedContent, $modifiedIndex]);
return Str::date($modifiedTotal, $format, $handler);
}
/**
* Returns the user's name
*/
public function name(): Field
{
if (is_string($this->name) === true) {
return new Field($this, 'name', $this->name);
}
return $this->name ??= new Field($this, 'name', $this->credentials()['name'] ?? null);
}
/**
* Returns the user's name or,
* if empty, the email address
*/
public function nameOrEmail(): Field
{
$name = $this->name();
return $name->isNotEmpty() ? $name : new Field($this, 'email', $this->email());
}
/**
* Create a dummy nobody
* @internal
*/
public static function nobody(): static
{
return new static([
'email' => 'nobody@getkirby.com',
'role' => 'nobody'
]);
}
/**
* Returns the panel info object
*/
public function panel(): Panel
{
return new Panel($this);
}
/**
* Returns the encrypted user password
*/
public function password(): string|null
{
return $this->password ??= $this->readPassword();
}
/**
* Returns the timestamp when the password
* was last changed
*/
public function passwordTimestamp(): int|null
{
$file = $this->secretsFile();
// ensure we have the latest information
// to prevent cache attacks
clearstatcache();
// user does not have a password
if (is_file($file) === false) {
return null;
}
return filemtime($file);
}
public function permissions(): UserPermissions
{
return new UserPermissions($this);
}
/**
* Returns the user role
*/
public function role(): Role
{
if ($this->role instanceof Role) {
return $this->role;
}
$name = $this->role ?? $this->credentials()['role'] ?? 'visitor';
return $this->role = $this->kirby()->roles()->find($name) ?? Role::nobody();
}
/**
* Returns all available roles for this user,
* that the authenticated user can change to.
*
* For all roles the current user can create
* use `$kirby->roles()->canBeCreated()`.
*/
public function roles(): Roles
{
$kirby = $this->kirby();
$roles = $kirby->roles();
// if the authenticated user doesn't have the permission to change
// the role of this user, only the current role is available
if ($this->permissions()->can('changeRole') === false) {
return $roles->filter('id', $this->role()->id());
}
return $roles->canBeCreated();
}
/**
* The absolute path to the user directory
*/
public function root(): string
{
return $this->kirby()->root('accounts') . '/' . $this->id();
}
/**
* Returns the UserRules class to
* validate any important action.
*/
protected function rules(): UserRules
{
return new UserRules();
}
/**
* Reads a specific secret from the user secrets file on disk
* @since 4.0.0
*/
public function secret(string $key): mixed
{
return $this->readSecrets()[$key] ?? null;
}
/**
* Sets the Blueprint object
*
* @return $this
*/
protected function setBlueprint(array|null $blueprint = null): static
{
if ($blueprint !== null) {
$blueprint['model'] = $this;
$this->blueprint = new UserBlueprint($blueprint);
}
return $this;
}
/**
* Converts session options into a session object
*
* @param \Kirby\Session\Session|array $session Session options or session object to unset the user in
*/
protected function sessionFromOptions(Session|array|null $session): Session
{
// use passed session options or session object if set
if (is_array($session) === true) {
$session = $this->kirby()->session($session);
} elseif ($session instanceof Session === false) {
$session = $this->kirby()->session(['detect' => true]);
}
return $session;
}
/**
* Returns the parent Users collection
*/
protected function siblingsCollection(): Users
{
return $this->kirby()->users()->sortBy('username', 'asc');
}
/**
* Converts the most important user properties
* to an array
*/
public function toArray(): array
{
return array_merge(parent::toArray(), [
'avatar' => $this->avatar()?->toArray(),
'email' => $this->email(),
'id' => $this->id(),
'language' => $this->language(),
'role' => $this->role()->name(),
'username' => $this->username()
]);
}
/**
* String template builder
*
* @param string|null $fallback Fallback for tokens in the template that cannot be replaced
* (`null` to keep the original token)
*/
public function toString(
string|null $template = null,
array $data = [],
string|null $fallback = '',
string $handler = 'template'
): string {
$template ??= $this->email();
return parent::toString($template, $data, $fallback, $handler);
}
/**
* Returns the username
* which is the given name or the email
* as a fallback
*/
public function username(): string|null
{
return $this->name()->or($this->email())->value();
}
/**
* Compares the given password with the stored one
*
* @throws \Kirby\Exception\NotFoundException If the user has no password
* @throws \Kirby\Exception\InvalidArgumentException If the entered password is not valid
* or does not match the user password
*/
public function validatePassword(
#[SensitiveParameter]
string|null $password = null
): bool {
if (empty($this->password()) === true) {
throw new NotFoundException(['key' => 'user.password.undefined']);
}
// `UserRules` enforces a minimum length of 8 characters,
// so everything below that is a typo
if (Str::length($password) < 8) {
throw new InvalidArgumentException(['key' => 'user.password.invalid']);
}
// too long passwords can cause DoS attacks
if (Str::length($password) > 1000) {
throw new InvalidArgumentException(['key' => 'user.password.excessive']);
}
if (password_verify($password, $this->password()) !== true) {
throw new InvalidArgumentException(['key' => 'user.password.wrong', 'httpCode' => 401]);
}
return true;
}
/**
* @deprecated 4.0.0 Use `->secretsFile()` instead
* @codeCoverageIgnore
*/
protected function passwordFile(): string
{
return $this->secretsFile();
}
/**
* Returns the path to the file containing
* all user secrets, including the password
* @since 4.0.0
*/
protected function secretsFile(): string
{
return $this->root() . '/.htpasswd';
}
}