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<?php |
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/** |
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* DronePHP (http://www.dronephp.com) |
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* |
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* @link http://github.com/Pleets/DronePHP |
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* @copyright Copyright (c) 2016-2018 Pleets. (http://www.pleets.org) |
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* @license http://www.dronephp.com/license |
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* @author Darío Rivera <[email protected]> |
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*/ |
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namespace Drone\Mvc; |
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/** |
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* View class |
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* |
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* This class manages views and parameters |
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*/ |
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class View |
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{ |
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use \Drone\Util\ParamTrait; |
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/** |
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* Regex for identifiers |
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* |
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* @var string |
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*/ |
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const IDENTIFIER_REGEX = '[_a-zA-Z][_a-zA-Z0-9]*[.]?[_a-zA-Z0-9]+'; |
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/** |
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* View name |
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* |
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* @var string |
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*/ |
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protected $name; |
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/** |
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* The path where views are located. |
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* |
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* @var string |
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*/ |
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protected $path; |
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/** |
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* The path rendered views are located |
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* |
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* @var string |
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*/ |
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protected $cache; |
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/** |
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* Returns the view name |
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* |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return $this->name; |
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} |
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/** |
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* Returns the path |
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* |
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* @return string |
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*/ |
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public function getPath() |
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{ |
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return $this->path; |
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} |
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/** |
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* Returns the cache path |
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* |
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* @return string |
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*/ |
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public function getCache() |
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{ |
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return $this->cache; |
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} |
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/** |
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* Sets the view name |
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* |
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* @param string |
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* @param mixed $name |
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* |
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* @return null |
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*/ |
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public function setName($name) |
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{ |
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$this->name = $name; |
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} |
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/** |
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* Sets the path |
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* |
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* @param string |
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* @param mixed $path |
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* |
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* @return string |
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*/ |
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public function setPath($path) |
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{ |
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$this->path = $path; |
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} |
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/** |
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* Sets the cache path |
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* |
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* @param string |
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* @param mixed $cache |
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* |
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* @return string |
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*/ |
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public function setCache($cache) |
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{ |
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$this->cache = $cache; |
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} |
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/** |
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* Constructor |
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* |
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* @param string $name |
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* @param array $parameters |
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*/ |
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public function __construct($name, array $parameters = []) |
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{ |
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$this->name = $name; |
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$this->setParams($parameters); |
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} |
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/** |
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* Gets the contents of view |
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* |
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* |
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* @param null|mixed $file |
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* @throws Exception\ViewNotFoundException |
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* @return string |
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*/ |
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public function getContents($file = null) |
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{ |
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$_view = $this->path . DIRECTORY_SEPARATOR . |
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str_replace('.', DIRECTORY_SEPARATOR, !is_null($file) ? $file : $this->name) . '.phtml'; |
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$contents = file_get_contents($_view); |
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if ($contents === false) { |
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throw new Exception\ViewGetContentsErrorException("The view '" .$this->name. "' does not exists"); |
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} |
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return $contents; |
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} |
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/** |
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* Loads the view |
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* |
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* @return null |
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*/ |
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public function render() |
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{ |
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if (count($this->getParams())) { |
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extract($this->getParams(), EXTR_SKIP); |
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} |
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$viewFile = $this->getFile(); |
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$view = file_get_contents($viewFile); |
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if (preg_match("/@extends\('(" .self::IDENTIFIER_REGEX. ")'\)/", $view, $matches) === 1) { |
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$extendsStm = array_shift($matches); |
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$viewIdentifier = array_shift($matches); |
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$view = str_replace($extendsStm, file_get_contents($this->getFile($viewIdentifier)), $view); |
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while (preg_match("/@section\('(" .self::IDENTIFIER_REGEX. ")'\)/", $view, $sectionOpening) === 1) { |
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$sectionStm = array_shift($sectionOpening); |
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$sectionIdentifier = array_shift($sectionOpening); |
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$sectionFirstIndex = strpos($view, $sectionStm); |
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if (preg_match("/@endsection\('(" . $sectionIdentifier . ")'\)/", $view, $sectionEnding) !== 1) { |
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// no ending statment |
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$view = str_replace($sectionStm, '', $view); |
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continue; |
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} |
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$endsectionStm = array_shift($sectionEnding); |
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$endsectionIdentifier = array_shift($sectionEnding); |
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$endsectionFirstIndex = strpos($view, $endsectionStm); |
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$sectionContent = substr( |
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$view, |
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$sectionFirstIndex, |
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$endsectionFirstIndex - $sectionFirstIndex + strlen($endsectionStm) |
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); |
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$sectionContentTrimmed = str_replace($sectionStm, '', $sectionContent); |
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$sectionContentTrimmed = str_replace($endsectionStm, '', $sectionContentTrimmed); |
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$view = str_replace($sectionContent, '', $view); |
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$view = str_replace("@yield('$sectionIdentifier')", $sectionContentTrimmed, $view); |
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} |
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} |
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// replace no match yields |
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while (preg_match("/@yield\('(" .self::IDENTIFIER_REGEX. ")'\)/", $view, $matches) === 1) { |
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$view = preg_replace("/@yield\('(" .self::IDENTIFIER_REGEX. ")'\)/", '', $view); |
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} |
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$uid = uniqid() . time(); |
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file_put_contents($this->cache . DIRECTORY_SEPARATOR . $uid, $view); |
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include $this->cache . DIRECTORY_SEPARATOR . $uid; |
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unlink($this->cache . DIRECTORY_SEPARATOR . $uid); |
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} |
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/** |
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* Gets the file path |
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* |
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* @param string $file |
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* |
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* @return string |
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*/ |
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private function getFile($file = null) |
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{ |
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$_view = $this->path . DIRECTORY_SEPARATOR . |
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str_replace('.', DIRECTORY_SEPARATOR, !is_null($file) ? $file : $this->name) . '.phtml'; |
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if (!file_exists($_view)) { |
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throw new Exception\ViewNotFoundException("The view '" .$this->name. "' does not exists"); |
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} |
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return $_view; |
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} |
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} |
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Pleets /
dronephp
