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<?php declare(strict_types=1); |
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namespace Fastpress\View; |
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class Template{ |
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private $app; |
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private $data; |
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private $view; |
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private $block = []; |
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private $layout = 'layout.html'; |
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public function __construct(array $conf, $app){ |
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if(empty($conf)){ |
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throw new \InvalidArgumentException( |
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'template class requires atleast one runtime options' |
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); |
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} |
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$this->app = $app; |
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$this->conf = $conf; |
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} |
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public function render($view, array $vars = []){ |
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$app = $this->app; |
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if($this->view === null){ |
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extract($vars, EXTR_SKIP); |
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if(file_exists($view = $this->conf['template']['views'] . $view)){ |
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$this->view = $view; |
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require $view; |
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}else{ |
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throw new \Exception(sprintf( |
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"%s template does not exist in %s ", $view, $this->conf['path'] |
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)); |
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} |
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} |
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return $this; |
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} |
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public function extend($layout){ |
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$this->layout = $this->conf['template']['layout'] . $layout . '.html'; |
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return $this; |
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} |
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public function content($name){ |
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if(array_key_exists($name, $this->block)){ |
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return $this->data; |
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} |
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} |
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public function layout($layout = null, array $vars = []){ |
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$layout = $layout ? $layout : $this->layout; |
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$app = $this->app; |
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$this->layout = $this->conf['template']['layout'] . $layout; |
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return $this->layout; |
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} |
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public function block($name){ |
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$this->block[$name] = $name; |
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ob_start(); |
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} |
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public function endblock($name){ |
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if(!array_key_exists($name, $this->block)){ |
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throw new \Exception($name .' is unknown block'); |
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} |
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$app = $this->app; |
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$this->data = ob_get_contents(); |
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ob_end_clean(); |
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require $this->layout; |
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} |
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} |
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80
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fastpress /
framework
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: