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<?php |
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namespace Lab404\Impersonate\Services; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Foundation\Application; |
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use Lab404\Impersonate\Events\LeaveImpersonation; |
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use Lab404\Impersonate\Events\TakeImpersonation; |
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use Exception; |
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class ImpersonateManager |
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{ |
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/** |
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* @var Application |
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*/ |
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private $app; |
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/** |
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* UserFinder constructor. |
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* |
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* @param Application $app |
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*/ |
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public function __construct(Application $app) |
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{ |
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$this->app = $app; |
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} |
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/** |
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* @param int $id |
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* @return Model |
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* @throws Exception |
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*/ |
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public function findUserById($id, $guardName = null) |
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{ |
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$userProvider = $this->app['config']->get("auth.guards.$guardName.provider"); |
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$model = $this->app['config']->get("auth.providers.$userProvider.model"); |
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if(!$model) { |
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throw new Exception("Auth guard doesn not exist.", 1); |
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} |
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/** @var Model $modelInstance */ |
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$modelInstance = call_user_func([ |
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$model, |
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'findOrFail' |
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], $id); |
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return $modelInstance; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isImpersonating() |
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{ |
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return session()->has($this->getSessionKey()); |
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} |
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/** |
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* @param void |
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* @return int|null |
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*/ |
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public function getImpersonatorId() |
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{ |
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return session($this->getSessionKey(), null); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getImpersonatorGuardName() |
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{ |
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return session($this->getSessionGuard(), null); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getImpersonatorGuardUsingName() |
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{ |
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return session($this->getSessionGuardUsing(), null); |
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} |
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/** |
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* @param Model $from |
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* @param Model $to |
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* @param string|null $guardName |
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* @return bool |
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*/ |
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public function take($from, $to, $guardName = null) |
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{ |
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try { |
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$currentGuard = $this->getCurrentAuthGuardName(); |
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session()->put($this->getSessionKey(), $from->getKey()); |
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session()->put($this->getSessionGuard(), $currentGuard); |
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session()->put($this->getSessionGuardUsing(), $guardName); |
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$this->app['auth']->guard($currentGuard)->quietLogout(); |
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$this->app['auth']->guard($guardName)->quietLogin($to); |
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} catch (\Exception $e) { |
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unset($e); |
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return false; |
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} |
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$this->app['events']->dispatch(new TakeImpersonation($from, $to)); |
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return true; |
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} |
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/** |
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* @return bool |
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*/ |
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public function leave() |
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{ |
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try { |
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$impersonated = $this->app['auth']->guard($this->getImpersonatorGuardUsingName())->user(); |
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$impersonator = $this->findUserById($this->getImpersonatorId(), $this->getImpersonatorGuardName()); |
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$this->app['auth']->guard($this->getCurrentAuthGuardName())->quietLogout(); |
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$this->app['auth']->guard($this->getImpersonatorGuardName())->quietLogin($impersonator); |
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$this->clear(); |
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} catch (\Exception $e) { |
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unset($e); |
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return false; |
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} |
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$this->app['events']->dispatch(new LeaveImpersonation($impersonator, $impersonated)); |
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return true; |
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} |
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/** |
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* @return void |
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*/ |
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public function clear() |
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{ |
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session()->forget($this->getSessionKey()); |
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session()->forget($this->getSessionGuard()); |
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session()->forget($this->getSessionGuardUsing()); |
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} |
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/** |
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* @return string |
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*/ |
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public function getSessionKey() |
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{ |
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return config('laravel-impersonate.session_key'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getSessionGuard() |
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{ |
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return config('laravel-impersonate.session_guard'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getSessionGuardUsing() |
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{ |
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return config('laravel-impersonate.session_guard_using'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getDefaultSessionGuard() |
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{ |
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return config('laravel-impersonate.default_impersonator_guard'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getTakeRedirectTo() |
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{ |
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try { |
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$uri = route(config('laravel-impersonate.take_redirect_to')); |
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} catch (\InvalidArgumentException $e) { |
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$uri = config('laravel-impersonate.take_redirect_to'); |
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} |
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return $uri; |
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} |
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/** |
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* @return string |
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*/ |
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public function getLeaveRedirectTo() |
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{ |
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try { |
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$uri = route(config('laravel-impersonate.leave_redirect_to')); |
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} catch (\InvalidArgumentException $e) { |
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$uri = config('laravel-impersonate.leave_redirect_to'); |
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} |
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return $uri; |
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} |
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/** |
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* @return array |
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*/ |
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public function getCurrentAuthGuardName() |
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{ |
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$guards = array_keys(config('auth.guards')); |
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foreach ($guards as $guard) { |
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if ($this->app['auth']->guard($guard)->check()) { |
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return $guard; |
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} |
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} |
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return null; |
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} |
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} |
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404labfr /
laravel-impersonate
