1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  6:  */
  7: 
  8: namespace NetteModule;
  9: 
 10: use Nette,
 11:     Nette\Application,
 12:     Nette\Application\Responses,
 13:     Nette\Http;
 14: 
 15: 
 16: /**
 17:  * Micro presenter.
 18:  *
 19:  * @author     David Grudl
 20:  *
 21:  * @property-read Nette\Application\IRequest $request
 22:  */
 23: class MicroPresenter extends Nette\Object implements Application\IPresenter
 24: {
 25:     /** @var Nette\DI\Container */
 26:     private $context;
 27: 
 28:     /** @var Nette\Application\Request */
 29:     private $request;
 30: 
 31: 
 32:     public function __construct(Nette\DI\Container $context)
 33:     {
 34:         $this->context = $context;
 35:     }
 36: 
 37: 
 38:     /**
 39:      * Gets the context.
 40:      * @return \SystemContainer|Nette\DI\Container
 41:      */
 42:     public function getContext()
 43:     {
 44:         return $this->context;
 45:     }
 46: 
 47: 
 48:     /**
 49:      * @return Nette\Application\IResponse
 50:      */
 51:     public function run(Application\Request $request)
 52:     {
 53:         $this->request = $request;
 54: 
 55:         $httpRequest = $this->context->getByType('Nette\Http\IRequest');
 56:         if (!$httpRequest->isAjax() && ($request->isMethod('get') || $request->isMethod('head'))) {
 57:             $refUrl = clone $httpRequest->getUrl();
 58:             $url = $this->context->getService('router')->constructUrl($request, $refUrl->setPath($refUrl->getScriptPath()));
 59:             if ($url !== NULL && !$httpRequest->getUrl()->isEqual($url)) {
 60:                 return new Responses\RedirectResponse($url, Http\IResponse::S301_MOVED_PERMANENTLY);
 61:             }
 62:         }
 63: 
 64:         $params = $request->getParameters();
 65:         if (!isset($params['callback'])) {
 66:             throw new Application\BadRequestException('Parameter callback is missing.');
 67:         }
 68:         $params['presenter'] = $this;
 69:         $callback = new Nette\Callback($params['callback']);
 70:         $response = $callback->invokeArgs(Application\UI\PresenterComponentReflection::combineArgs($callback->toReflection(), $params));
 71: 
 72:         if (is_string($response)) {
 73:             $response = array($response, array());
 74:         }
 75:         if (is_array($response)) {
 76:             if ($response[0] instanceof \SplFileInfo) {
 77:                 $response = $this->createTemplate('Nette\Templating\FileTemplate')
 78:                     ->setParameters($response[1])->setFile($response[0]);
 79:             } else {
 80:                 $response = $this->createTemplate('Nette\Templating\Template')
 81:                     ->setParameters($response[1])->setSource($response[0]);
 82:             }
 83:         }
 84:         if ($response instanceof Nette\Templating\ITemplate) {
 85:             return new Responses\TextResponse($response);
 86:         } else {
 87:             return $response;
 88:         }
 89:     }
 90: 
 91: 
 92:     /**
 93:      * Template factory.
 94:      * @param  string
 95:      * @param  callable
 96:      * @return Nette\Templating\ITemplate
 97:      */
 98:     public function createTemplate($class = NULL, $latteFactory = NULL)
 99:     {
100:         $template = $class ? new $class : new Nette\Templating\FileTemplate;
101: 
102:         $template->setParameters($this->request->getParameters());
103:         $template->presenter = $this;
104:         $template->context = $context = $this->context;
105:         $url = $context->getByType('Nette\Http\IRequest')->getUrl();
106:         $template->baseUrl = rtrim($url->getBaseUrl(), '/');
107:         $template->basePath = rtrim($url->getBasePath(), '/');
108: 
109:         $template->registerHelperLoader('Nette\Templating\Helpers::loader');
110:         $template->setCacheStorage($context->getService('nette.templateCacheStorage'));
111:         $template->onPrepareFilters[] = function(Nette\Templating\ITemplate $template) use ($latteFactory) {
112:             $template->registerFilter($latteFactory ? $latteFactory() : new Nette\Latte\Engine);
113:         };
114:         return $template;
115:     }
116: 
117: 
118:     /**
119:      * Redirects to another URL.
120:      * @param  string
121:      * @param  int HTTP code
122:      * @return Nette\Application\Responses\RedirectResponse
123:      */
124:     public function redirectUrl($url, $code = Http\IResponse::S302_FOUND)
125:     {
126:         return new Responses\RedirectResponse($url, $code);
127:     }
128: 
129: 
130:     /**
131:      * Throws HTTP error.
132:      * @param  string
133:      * @param  int HTTP error code
134:      * @return void
135:      * @throws Nette\Application\BadRequestException
136:      */
137:     public function error($message = NULL, $code = Http\IResponse::S404_NOT_FOUND)
138:     {
139:         throw new Application\BadRequestException($message, $code);
140:     }
141: 
142: 
143:     /**
144:      * @return Nette\Application\IRequest
145:      */
146:     public function getRequest()
147:     {
148:         return $this->request;
149:     }
150: 
151: }
152: