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<?php |
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/** |
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* This file is part of phpDocumentor. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @author Mike van Riel <[email protected]> |
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* @copyright 2010-2018 Mike van Riel / Naenius (http://www.naenius.com) |
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* @license http://www.opensource.org/licenses/mit-license.php MIT |
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* @link http://phpdoc.org |
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* |
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* |
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*/ |
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namespace phpDocumentor; |
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final class AutoloaderLocator |
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{ |
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public static function autoload() |
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{ |
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return require static::findVendorPath(). '/autoload.php'; |
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} |
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/** |
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* Attempts to find the location of the vendor folder. |
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* |
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* This method tries to check for a composer.json in a directory 5 levels below the folder of this Bootstrap file. |
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* This is the expected location if phpDocumentor is installed using composer because the current directory for |
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* this file is expected to be 'vendor/phpdocumentor/phpdocumentor/src/phpDocumentor'. |
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* |
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* If a composer.json is found we will try to extract the vendor folder name using the 'vendor-dir' configuration |
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* option of composer or assume it is vendor if that option is not set. |
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* |
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* |
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* If no custom composer.json can be found, then we assume that the vendor folder is that of phpDocumentor itself, |
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* which is `../../vendor` starting from this folder. |
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* |
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* If neither locations exist, then this method returns null because no vendor path could be found. |
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* |
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* @param string $baseDir parameter for test purposes only. |
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* @return string |
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*/ |
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public static function findVendorPath($baseDir = __DIR__): string |
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{ |
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// default installation |
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$vendorDir = $baseDir . '/../../vendor'; |
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// Composerised installation, vendor/phpdocumentor/phpdocumentor/src/phpDocumentor is __DIR__ |
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$rootFolderWhenInstalledWithComposer = $baseDir . '/../../../../../'; |
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$composerConfigurationPath = $rootFolderWhenInstalledWithComposer .'composer.json'; |
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if (file_exists($composerConfigurationPath)) { |
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$vendorDir = $rootFolderWhenInstalledWithComposer |
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. self::getCustomVendorPathFromComposer($composerConfigurationPath); |
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} |
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return $vendorDir; |
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} |
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/** |
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* Retrieves the custom vendor-dir from the given composer.json or returns 'vendor'. |
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* |
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* @param string $composerConfigurationPath the path pointing to the composer.json |
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* |
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* @return string |
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*/ |
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private static function getCustomVendorPathFromComposer($composerConfigurationPath): string |
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{ |
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$composerFile = file_get_contents($composerConfigurationPath); |
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$composerJson = json_decode($composerFile, true); |
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return $composerJson['config']['vendor-dir'] ?? 'vendor'; |
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} |
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} |
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