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<?php |
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/** |
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* @license MIT |
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*/ |
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namespace Pivasic\Bundle\Template; |
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use Pivasic\Bundle\Template\Exception\FileNotFoundException; |
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/** |
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* Class Native |
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* @package Pivasic\Bundle\Template |
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*/ |
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class Native |
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{ |
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/** |
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* @param string $packageRoot |
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*/ |
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public function __construct($packageRoot) |
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{ |
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$this->packageRoot = rtrim($packageRoot, '/'); |
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$this->isRouteView = false; |
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} |
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/** |
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* Create content from template and data. |
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* |
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* @param string $name |
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* @param array $data |
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* |
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* @return string|null |
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*/ |
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public function getContent($name, array $data = []) |
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{ |
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$cacheName = $name; |
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if (false === strpos($name, '.')) { |
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if (!empty($name)) { |
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$name = '.' . $name; |
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} |
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$name = 'view' . $name . '.html.php'; |
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$this->isRouteView = true; |
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$stack = debug_backtrace(); |
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foreach ($stack as $item) { |
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if (false !== stripos($item['file'], DIRECTORY_SEPARATOR . 'Route' . DIRECTORY_SEPARATOR)) { |
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$cacheName = pathinfo($item['file'], PATHINFO_DIRNAME) . '/' . $name; |
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$cacheName = explode('Route' . DIRECTORY_SEPARATOR, $cacheName)[1]; |
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$cacheName = str_replace(['/', '\\'], '_', $cacheName); |
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break; |
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} |
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} |
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} |
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$path = $this->packageRoot . '/view/_cache/' . str_replace('/', '_', $cacheName); |
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if (!file_exists($path)) { |
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$code = $this->compile($name, true, true); |
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if (empty($code)) { |
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return null; |
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} |
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$fh = fopen($path, 'wb'); |
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if (flock($fh, LOCK_EX)) { |
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fwrite($fh, $code); |
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flock($fh, LOCK_UN); |
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} |
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fclose($fh); |
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} |
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$fh = fopen($path, 'rb'); |
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if (flock($fh, LOCK_SH)) { |
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$html = self::renderTemplate($path, $data); |
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flock($fh, LOCK_UN); |
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fclose($fh); |
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return $html; |
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} |
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return null; |
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} |
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/** |
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* Create solid template. |
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* |
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* @param string $name |
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* @param bool $processInclude |
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* @param bool $processExtends |
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* |
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* @return string|null |
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* |
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* @throws FileNotFoundException |
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*/ |
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private function compile($name, $processInclude, $processExtends) |
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{ |
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if ($this->isRouteView) { |
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$this->isRouteView = false; |
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$path = ''; |
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$stack = debug_backtrace(); |
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foreach ($stack as $item) { |
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if (false !== stripos($item['file'], DIRECTORY_SEPARATOR . 'Route' . DIRECTORY_SEPARATOR)) { |
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$path = pathinfo($item['file'], PATHINFO_DIRNAME) . '/' . $name; |
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break; |
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} |
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} |
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} else { |
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$path = $this->packageRoot . '/view/' . $name; |
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} |
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if (file_exists($path)) { |
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ob_start(); |
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readfile($path); |
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$code = ob_get_clean(); |
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} else { |
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throw new FileNotFoundException($path); |
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} |
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if ($processInclude) { |
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preg_match_all('/<!-- include (.*) -->/', $code, $matchList); |
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if (isset($matchList[1])) { |
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foreach ($matchList[1] as $key => $template) { |
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if (!empty($matchList[0][$key]) && false !== strpos($code, $matchList[0][$key])) { |
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$template = trim($template); |
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$code = str_replace($matchList[0][$key], $this->compile($template, true, false), $code); |
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} |
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} |
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} |
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} |
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if ($processExtends) { |
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preg_match_all('/<!-- extends (.*) -->/', $code, $matchList); |
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if (isset($matchList[1][0])) { |
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$template = trim($matchList[1][0]); |
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$parentHtml = $this->compile($template, true, false); |
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$code = str_replace($matchList[0][0], '', $code); |
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$parentHtml = str_replace('<!-- section -->', $code, $parentHtml); |
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$code = $parentHtml; |
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} |
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} |
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return $code; |
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} |
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/** |
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* Safe include. Used for scope isolation. |
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* |
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* @param string $__file__ File to include |
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* @param array $data Data passed to template |
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* |
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* @return string |
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*/ |
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private static function renderTemplate($__file__, array $data) |
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{ |
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ob_start(); |
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extract($data); |
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include $__file__; |
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return ob_get_clean(); |
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} |
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private $packageRoot; |
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private $isRouteView; |
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} |
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dspbee /
pivasic
