mirror of
https://github.com/nuxsmin/sysPass.git
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85 lines
2.2 KiB
PHP
85 lines
2.2 KiB
PHP
<?php
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/*
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* sysPass
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*
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* @author nuxsmin
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* @link https://syspass.org
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* @copyright 2012-2023, Rubén Domínguez nuxsmin@$syspass.org
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*
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* This file is part of sysPass.
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*
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* sysPass is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* sysPass is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sysPass. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace SP\Html;
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use SP\Domain\Html\Header;
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use SP\Domain\Html\MinifyFile;
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use SP\Infrastructure\File\FileException;
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use SplObjectStorage;
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/**
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* Class MinifyJs
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*/
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final class MinifyJs extends Minify
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{
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/**
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* @param SplObjectStorage<MinifyFile> $files
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* @return string
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* @throws FileException
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*/
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protected function minify(SplObjectStorage $files): string
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{
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$data = '';
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foreach ($files as $file) {
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$data .= sprintf('%s/* MINIFIED FILE: %s */%s', PHP_EOL, $file->getName(), PHP_EOL);
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if ($file->needsMinify()) {
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$data .= $this->jsCompress($file->getContent());
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} else {
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$data .= $file->getContent();
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}
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}
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return $data;
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}
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/**
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* Comprimir código javascript.
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*
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* @param string $buffer código a comprimir
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*
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* @return string
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*/
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private function jsCompress(string $buffer): string
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{
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$regexReplace = [
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'#/\*[^*]*\*+([^/][^*]*\*+)*/#',
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'#^[\s\t]*//.*$#m',
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'#[\s\t]+$#m',
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'#^[\s\t]+#m',
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'#\s*//\s.*$#m'
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];
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return str_replace(["\r\n", "\r", "\n", "\t"], '', preg_replace($regexReplace, '', $buffer));
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}
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protected function getContentTypeHeader(): string
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{
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return Header::CONTENT_TYPE_JS->value;
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}
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}
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