1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
  6:  */
  7: 
  8: namespace NetteModule;
  9: 
 10: use Nette;
 11: use Nette\Application;
 12: use Nette\Application\Responses;
 13: use Nette\Http;
 14: use Latte;
 15: 
 16: 
 17: /**
 18:  * Micro presenter.
 19:  *
 20:  * @author     David Grudl
 21:  */
 22: class MicroPresenter extends Nette\Object implements Application\IPresenter
 23: {
 24:     /** @var Nette\DI\Container|NULL */
 25:     private $context;
 26: 
 27:     /** @var Nette\Http\IRequest|NULL */
 28:     private $httpRequest;
 29: 
 30:     /** @var Application\IRouter|NULL */
 31:     private $router;
 32: 
 33:     /** @var Application\Request */
 34:     private $request;
 35: 
 36: 
 37:     public function __construct(Nette\DI\Container $context = NULL, Http\IRequest $httpRequest = NULL, Application\IRouter $router = NULL)
 38:     {
 39:         $this->context = $context;
 40:         $this->httpRequest = $httpRequest;
 41:         $this->router = $router;
 42:     }
 43: 
 44: 
 45:     /**
 46:      * Gets the context.
 47:      * @return \SystemContainer|Nette\DI\Container
 48:      */
 49:     public function getContext()
 50:     {
 51:         return $this->context;
 52:     }
 53: 
 54: 
 55:     /**
 56:      * @return Nette\Application\IResponse
 57:      */
 58:     public function run(Application\Request $request)
 59:     {
 60:         $this->request = $request;
 61: 
 62:         if ($this->httpRequest && $this->router && !$this->httpRequest->isAjax() && ($request->isMethod('get') || $request->isMethod('head'))) {
 63:             $refUrl = clone $this->httpRequest->getUrl();
 64:             $url = $this->router->constructUrl($request, $refUrl->setPath($refUrl->getScriptPath()));
 65:             if ($url !== NULL && !$this->httpRequest->getUrl()->isEqual($url)) {
 66:                 return new Responses\RedirectResponse($url, Http\IResponse::S301_MOVED_PERMANENTLY);
 67:             }
 68:         }
 69: 
 70:         $params = $request->getParameters();
 71:         if (!isset($params['callback'])) {
 72:             throw new Application\BadRequestException('Parameter callback is missing.');
 73:         }
 74:         $params['presenter'] = $this;
 75:         $callback = $params['callback'];
 76:         $reflection = Nette\Utils\Callback::toReflection(Nette\Utils\Callback::check($callback));
 77:         $params = Application\UI\PresenterComponentReflection::combineArgs($reflection, $params);
 78: 
 79:         if ($this->context) {
 80:             foreach ($reflection->getParameters() as $param) {
 81:                 if ($param->getClassName()) {
 82:                     unset($params[$param->getPosition()]);
 83:                 }
 84:             }
 85: 
 86:             $params = Nette\DI\Helpers::autowireArguments($reflection, $params, $this->context);
 87:             $params['presenter'] = $this;
 88:         }
 89: 
 90:         $response = call_user_func_array($callback, $params);
 91: 
 92:         if (is_string($response)) {
 93:             $response = array($response, array());
 94:         }
 95:         if (is_array($response)) {
 96:             list($templateSource, $templateParams) = $response;
 97:             $response = $this->createTemplate()->setParameters($templateParams);
 98:             if (!$templateSource instanceof \SplFileInfo) {
 99:                 $response->getLatte()->setLoader(new Latte\Loaders\StringLoader);
100:             }
101:             $response->setFile($templateSource);
102:         }
103:         if ($response instanceof Application\UI\ITemplate) {
104:             return new Responses\TextResponse($response);
105:         } else {
106:             return $response;
107:         }
108:     }
109: 
110: 
111:     /**
112:      * Template factory.
113:      * @param  string
114:      * @param  callable
115:      * @return Application\UI\ITemplate
116:      */
117:     public function createTemplate($class = NULL, $latteFactory = NULL)
118:     {
119:         $latte = $latteFactory ? $latteFactory() : $this->getContext()->getByType('Nette\Bridges\ApplicationLatte\ILatteFactory')->create();
120:         $template = $class ? new $class : new Nette\Bridges\ApplicationLatte\Template($latte);
121: 
122:         $template->setParameters($this->request->getParameters());
123:         $template->presenter = $this;
124:         $template->context = $this->context;
125:         if ($this->httpRequest) {
126:             $url = $this->httpRequest->getUrl();
127:             $template->baseUrl = rtrim($url->getBaseUrl(), '/');
128:             $template->basePath = rtrim($url->getBasePath(), '/');
129:         }
130:         return $template;
131:     }
132: 
133: 
134:     /**
135:      * Redirects to another URL.
136:      * @param  string
137:      * @param  int HTTP code
138:      * @return Nette\Application\Responses\RedirectResponse
139:      */
140:     public function redirectUrl($url, $code = Http\IResponse::S302_FOUND)
141:     {
142:         return new Responses\RedirectResponse($url, $code);
143:     }
144: 
145: 
146:     /**
147:      * Throws HTTP error.
148:      * @param  string
149:      * @param  int HTTP error code
150:      * @return void
151:      * @throws Nette\Application\BadRequestException
152:      */
153:     public function error($message = NULL, $code = Http\IResponse::S404_NOT_FOUND)
154:     {
155:         throw new Application\BadRequestException($message, $code);
156:     }
157: 
158: 
159:     /**
160:      * @return Nette\Application\Request
161:      */
162:     public function getRequest()
163:     {
164:         return $this->request;
165:     }
166: 
167: }
168: