Composer::getClasstLoader()   B
last analyzed

Complexity

Conditions 7
Paths 5

Size

Total Lines 23
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 7
eloc 12
nc 5
nop 0
dl 0
loc 23
rs 8.8333
c 0
b 0
f 0
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<?php
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/**
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 * Platine Stdlib
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 *
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 * Platine Stdlib is a the collection of frequently used php features
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 *
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 * This content is released under the MIT License (MIT)
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 *
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 * Copyright (c) 2020 Platine Stdlib
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in all
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 * copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 */
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/**
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 *  @file Composer.php
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 *
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 *  The Composer helper class
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 *
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 *  @package    Platine\Stdlib\Helper
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 *  @author Platine Developers Team
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 *  @copyright  Copyright (c) 2020
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 *  @license    http://opensource.org/licenses/MIT  MIT License
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 *  @link   https://www.platine-php.com
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 *  @version 1.0.0
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 *  @filesource
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 */
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declare(strict_types=1);
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namespace Platine\Stdlib\Helper;
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use Composer\Autoload\ClassLoader;
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use RuntimeException;
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/**
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 * @class Composer
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 * @package Platine\Stdlib\Helper
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 */
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class Composer
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{
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    /**
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     * The composer class loader instance
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     * @var ClassLoader|null
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     */
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    protected static ?ClassLoader $classLoader = null;
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    /**
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     * Return the composer class loader instance
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     * @return ClassLoader
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     * @throws RuntimeException
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     */
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    public static function getClasstLoader(): ClassLoader
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    {
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        if (self::$classLoader !== null) {
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            return self::$classLoader;
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        }
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        $autoloadFunctions = (array)spl_autoload_functions();
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        foreach ($autoloadFunctions as $loader) {
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            if (is_array($loader) && isset($loader[0])) {
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                $composerLoader = $loader[0];
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                if (
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                    is_object($composerLoader)
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                        && $composerLoader instanceof ClassLoader
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                ) {
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                    self::$classLoader = $composerLoader;
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                    return self::$classLoader;
0 ignored issues
show
Bug Best Practice introduced by
The expression return self::classLoader returns the type null which is incompatible with the type-hinted return Composer\Autoload\ClassLoader.
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                }
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            }
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        }
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        throw new RuntimeException('Composer class loader not found');
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    }
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    /**
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     * Parse composer lock file and return the packages information
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     * @param string $path
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     * @param callable|null $filter
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     *
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     * @return array<mixed>
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     */
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    public static function parseLockFile(string $path, ?callable $filter = null): array
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    {
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        $filename = Path::normalizePathDS($path, true) . 'composer.lock';
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        if (file_exists($filename) === false) {
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            throw new RuntimeException(sprintf(
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                'Composer lock file [%s] does not exists',
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                $filename
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            ));
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        }
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        $json = file_get_contents($filename);
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        if ($json === false) {
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            return [];
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        }
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        /** @var array<mixed> $data */
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        $data = json_decode($json, true);
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        if (count($data) === 0 || !isset($data['packages'])) {
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            return [];
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        }
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        $packages = [];
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        foreach ($data['packages'] as $pkg) {
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            if ($filter && $filter($pkg['name'], $pkg['type']) === false) {
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                continue;
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            }
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            $packages[] = $pkg;
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        }
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        return $packages;
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    }
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}
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