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<?php |
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/** |
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* FileMinifier.php - JS and CSS file minifier |
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* |
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* Minify the javascript or css code generated by the Jaxon library and plugins. |
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* |
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* @package jaxon-utils |
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* @author Thierry Feuzeu <[email protected]> |
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* @copyright 2022 Thierry Feuzeu <[email protected]> |
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* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License |
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* @link https://github.com/jaxon-php/jaxon-core |
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*/ |
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namespace Jaxon\Utils\File; |
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use JShrink\Minifier as JsMinifier; |
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use MatthiasMullie\Minify\CSS as CssMinifier; |
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use Exception; |
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use function file_get_contents; |
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use function file_put_contents; |
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use function in_array; |
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use function is_file; |
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use function pathinfo; |
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use function trim; |
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class FileMinifier |
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{ |
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/** |
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* @var CssMinifier |
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*/ |
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private $xCssMinifier = null; |
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/** |
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* @return CssMinifier |
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*/ |
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private function css(): CssMinifier |
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{ |
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return $this->xCssMinifier ?? $this->xCssMinifier = new CssMinifier(); |
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} |
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/** |
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* Minify javascript or css code |
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* |
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* @param string $sFile The javascript or cess file to be minified |
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* @param string $sMinFile The minified javascript file |
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* |
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* @return bool |
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*/ |
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public function minify(string $sFile, string $sMinFile): bool |
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{ |
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$sExtension = pathinfo($sFile, PATHINFO_EXTENSION); |
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if(!in_array($sExtension, ['js', 'css'])) |
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{ |
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return false; |
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} |
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try |
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{ |
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$sCode = file_get_contents($sFile); |
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$sMinCode = trim($sExtension === 'js' ? |
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JsMinifier::minify($sCode) : |
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$this->css()->add($sCode)->minify()); |
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if($sMinCode === '') |
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{ |
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return false; |
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} |
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file_put_contents($sMinFile, $sMinCode); |
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return is_file($sMinFile); |
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} |
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catch(Exception $e) |
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{ |
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return false; |
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} |
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} |
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} |
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jaxon-php /
jaxon-utils
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