xiaowang/kirby/src/Cms/User.php
2023-04-14 16:30:28 +02:00

877 lines
17 KiB
PHP

<?php
namespace Kirby\Cms;
use Exception;
use Kirby\Exception\InvalidArgumentException;
use Kirby\Exception\NotFoundException;
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';
/**
* @var UserBlueprint
*/
protected $blueprint;
/**
* @var array
*/
protected $credentials;
/**
* @var string
*/
protected $email;
/**
* @var string
*/
protected $hash;
/**
* @var string
*/
protected $id;
/**
* @var array|null
*/
protected $inventory;
/**
* @var string
*/
protected $language;
/**
* All registered user methods
*
* @var array
*/
public static $methods = [];
/**
* Registry with all User models
*
* @var array
*/
public static $models = [];
/**
* @var \Kirby\Cms\Field
*/
protected $name;
/**
* @var string
*/
protected $password;
/**
* The user role
*
* @var string
*/
protected $role;
/**
* Modified getter to also return fields
* from the content
*
* @param string $method
* @param array $arguments
* @return mixed
*/
public function __call(string $method, array $arguments = [])
{
// public property access
if (isset($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);
}
/**
* Creates a new User object
*
* @param array $props
*/
public function __construct(array $props)
{
// TODO: refactor later to avoid redundant prop setting
$this->setProperty('id', $props['id'] ?? $this->createId(), true);
$this->setProperties($props);
}
/**
* Improved `var_dump` output
*
* @return array
*/
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
* @param bool $relative
* @return string
*/
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
*
* @return \Kirby\Cms\File|null
*/
public function avatar()
{
return $this->files()->template('avatar')->first();
}
/**
* Returns the UserBlueprint object
*
* @return \Kirby\Cms\Blueprint
*/
public function blueprint()
{
if ($this->blueprint instanceof Blueprint) {
return $this->blueprint;
}
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 array $data
* @param string $languageCode|null Not used so far
* @return array
*/
public function contentFileData(array $data, string $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
* @return string
*/
public function contentFileName(): string
{
return 'user';
}
protected function credentials(): array
{
return $this->credentials ??= $this->readCredentials();
}
/**
* Returns the user email address
*
* @return string
*/
public function email(): string|null
{
return $this->email ??= $this->credentials()['email'] ?? null;
}
/**
* Checks if the user exists
*
* @return bool
*/
public function exists(): bool
{
return is_file($this->contentFile('default')) === true;
}
/**
* Constructs a User object and also
* takes User models into account.
*
* @internal
* @param mixed $props
* @return static
*/
public static function factory($props)
{
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 $password = null
): string|null {
if ($password !== null) {
$password = password_hash($password, PASSWORD_DEFAULT);
}
return $password;
}
/**
* Returns the user id
*
* @return string
*/
public function id(): string
{
return $this->id;
}
/**
* Returns the inventory of files
* children and content files
*
* @return array
*/
public function inventory(): array
{
if ($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
*
* @param \Kirby\Cms\User|null $user
* @return bool
*/
public function is(User $user = null): bool
{
if ($user === null) {
return false;
}
return $this->id() === $user->id();
}
/**
* Checks if this user has the admin role
*
* @return bool
*/
public function isAdmin(): bool
{
return $this->role()->id() === 'admin';
}
/**
* Checks if the current user is the virtual
* Kirby user
*
* @return bool
*/
public function isKirby(): bool
{
return $this->email() === 'kirby@getkirby.com';
}
/**
* Checks if the current user is this user
*
* @return bool
*/
public function isLoggedIn(): bool
{
return $this->is($this->kirby()->user());
}
/**
* Checks if the user is the last one
* with the admin role
*
* @return bool
*/
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
*
* @return bool
*/
public function isLastUser(): bool
{
return $this->kirby()->users()->count() === 1;
}
/**
* Checks if the current user is the virtual
* Nobody user
*
* @return bool
*/
public function isNobody(): bool
{
return $this->email() === 'nobody@getkirby.com';
}
/**
* Returns the user language
*
* @return string
*/
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 $session Session options or session object to set the user in
* @return void
*/
public function loginPasswordless($session = null): void
{
$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());
$this->kirby()->auth()->setUser($this);
$kirby->trigger('user.login:after', ['user' => $this, 'session' => $session]);
}
/**
* Logs the user out
*
* @param \Kirby\Session\Session|array|null $session Session options or session object to unset the user in
* @return void
*/
public function logout($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');
// 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
* @return string
*/
public function mediaRoot(): string
{
return $this->kirby()->root('media') . '/users/' . $this->id();
}
/**
* Returns the media url for the user object
*
* @internal
* @return string
*/
public function mediaUrl(): string
{
return $this->kirby()->url('media') . '/users/' . $this->id();
}
/**
* Creates a user model if it has been registered
*
* @internal
* @param string $name
* @param array $props
* @return \Kirby\Cms\User
*/
public static function model(string $name, array $props = [])
{
if ($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
*
* @param string $format
* @param string|null $handler
* @param string|null $languageCode
* @return int|string
*/
public function modified(string $format = 'U', string $handler = null, string $languageCode = null)
{
$modifiedContent = F::modified($this->contentFile($languageCode));
$modifiedIndex = F::modified($this->root() . '/index.php');
$modifiedTotal = max([$modifiedContent, $modifiedIndex]);
$handler ??= $this->kirby()->option('date.handler', 'date');
return Str::date($modifiedTotal, $format, $handler);
}
/**
* Returns the user's name
*
* @return \Kirby\Cms\Field
*/
public function name()
{
if (is_string($this->name) === true) {
return new Field($this, 'name', $this->name);
}
if ($this->name !== null) {
return $this->name;
}
return $this->name = new Field($this, 'name', $this->credentials()['name'] ?? null);
}
/**
* Returns the user's name or,
* if empty, the email address
*
* @return \Kirby\Cms\Field
*/
public function nameOrEmail()
{
$name = $this->name();
return $name->isNotEmpty() ? $name : new Field($this, 'email', $this->email());
}
/**
* Create a dummy nobody
*
* @internal
* @return static
*/
public static function nobody()
{
return new static([
'email' => 'nobody@getkirby.com',
'role' => 'nobody'
]);
}
/**
* Returns the panel info object
*
* @return \Kirby\Panel\User
*/
public function panel()
{
return new Panel($this);
}
/**
* Returns the encrypted user password
*
* @return string|null
*/
public function password(): string|null
{
if ($this->password !== null) {
return $this->password;
}
return $this->password = $this->readPassword();
}
/**
* @return \Kirby\Cms\UserPermissions
*/
public function permissions()
{
return new UserPermissions($this);
}
/**
* Returns the user role
*
* @return \Kirby\Cms\Role
*/
public function 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 can be selected
* by the authenticated user
*
* @return \Kirby\Cms\Roles
*/
public function roles()
{
$kirby = $this->kirby();
$roles = $kirby->roles();
// a collection with just the one role of the user
$myRole = $roles->filter('id', $this->role()->id());
// if there's an authenticated user …
// admin users can select pretty much any role
if ($kirby->user()?->isAdmin() === true) {
// except if the user is the last admin
if ($this->isLastAdmin() === true) {
// in which case they have to stay admin
return $myRole;
}
// return all roles for mighty admins
return $roles;
}
// any other user can only keep their role
return $myRole;
}
/**
* The absolute path to the user directory
*
* @return string
*/
public function root(): string
{
return $this->kirby()->root('accounts') . '/' . $this->id();
}
/**
* Returns the UserRules class to
* validate any important action.
*
* @return \Kirby\Cms\UserRules
*/
protected function rules()
{
return new UserRules();
}
/**
* Sets the Blueprint object
*
* @param array|null $blueprint
* @return $this
*/
protected function setBlueprint(array $blueprint = null)
{
if ($blueprint !== null) {
$blueprint['model'] = $this;
$this->blueprint = new UserBlueprint($blueprint);
}
return $this;
}
/**
* Sets the user email
*
* @param string $email|null
* @return $this
*/
protected function setEmail(string $email = null)
{
if ($email !== null) {
$this->email = Str::lower(trim($email));
}
return $this;
}
/**
* Sets the user id
*
* @param string $id|null
* @return $this
*/
protected function setId(string $id = null)
{
$this->id = $id;
return $this;
}
/**
* Sets the user language
*
* @param string $language|null
* @return $this
*/
protected function setLanguage(string $language = null)
{
$this->language = $language !== null ? trim($language) : null;
return $this;
}
/**
* Sets the user name
*
* @param string $name|null
* @return $this
*/
protected function setName(string $name = null)
{
$this->name = $name !== null ? trim(strip_tags($name)) : null;
return $this;
}
/**
* Sets the user's password hash
*
* @return $this
*/
protected function setPassword(
#[SensitiveParameter]
string $password = null
): static {
$this->password = $password;
return $this;
}
/**
* Sets the user role
*
* @param string $role|null
* @return $this
*/
protected function setRole(string $role = null)
{
$this->role = $role !== null ? Str::lower(trim($role)) : null;
return $this;
}
/**
* Converts session options into a session object
*
* @param \Kirby\Session\Session|array $session Session options or session object to unset the user in
* @return \Kirby\Session\Session
*/
protected function sessionFromOptions($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
*
* @return \Kirby\Cms\Users
*/
protected function siblingsCollection()
{
return $this->kirby()->users();
}
/**
* Converts the most important user properties
* to an array
*
* @return array
*/
public function toArray(): array
{
return [
'avatar' => $this->avatar() ? $this->avatar()->toArray() : null,
'content' => $this->content()->toArray(),
'email' => $this->email(),
'id' => $this->id(),
'language' => $this->language(),
'role' => $this->role()->name(),
'username' => $this->username()
];
}
/**
* String template builder
*
* @param string|null $template
* @param array|null $data
* @param string|null $fallback Fallback for tokens in the template that cannot be replaced
* (`null` to keep the original token)
* @return string
*/
public function toString(string $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
*
* @return string|null
*/
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 $password = null
): bool {
if (empty($this->password()) === true) {
throw new NotFoundException(['key' => 'user.password.undefined']);
}
if (Str::length($password) < 8) {
throw new InvalidArgumentException(['key' => 'user.password.invalid']);
}
if (password_verify($password, $this->password()) !== true) {
throw new InvalidArgumentException(['key' => 'user.password.wrong', 'httpCode' => 401]);
}
return true;
}
}