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<?php |
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namespace TheAentMachine\AentDockerCompose\Helper; |
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use Safe\Exceptions\FilesystemException; |
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use Safe\Exceptions\PcreException; |
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use Symfony\Component\Filesystem\Filesystem; |
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use function \Safe\chown; |
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use function \Safe\chgrp; |
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use function \Safe\preg_match; |
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use function \Safe\file_get_contents; |
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final class EnvFileHelper |
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{ |
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/** @var string */ |
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private $filePath; |
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/** |
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* EnvFileHelper constructor. |
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* @param string $filePath |
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*/ |
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public function __construct(string $filePath) |
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{ |
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$this->filePath = $filePath; |
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} |
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/** |
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* Adds or updates an environment variable. |
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* @param string $key |
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* @param string $value |
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* @param string|null $comment |
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* @param bool $setOwnership |
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* @throws PcreException |
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* @throws FilesystemException |
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*/ |
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public function set(string $key, string $value, string $comment = null, bool $setOwnership = true): void |
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{ |
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$content = $this->getContent(); |
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if ($this->has($key)) { |
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// Note: if the key is already in the file, comments are not modified. |
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$content = \preg_replace("/^$key=.*/m", $key.'='.$value, $content); |
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} else { |
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$commentLines = \explode("\n", $comment ?? ''); |
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$commentLines = \array_map(function (string $line) { |
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return '# '.$line; |
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}, $commentLines); |
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$comments = \implode("\n", $commentLines); |
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if ($comment) { |
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$content .= <<<ENVVAR |
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$comments |
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ENVVAR; |
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} |
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$content .= <<<ENVVAR |
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$key=$value |
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ENVVAR; |
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} |
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$fileSystem = new Filesystem(); |
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$fileSystem->dumpFile($this->filePath, $content ?? ''); |
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if ($setOwnership) { |
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$dirInfo = new \SplFileInfo(\dirname($this->filePath)); |
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chown($this->filePath, $dirInfo->getOwner()); |
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chgrp($this->filePath, $dirInfo->getGroup()); |
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} |
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} |
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/** |
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* @param string $envName |
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* @return bool |
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* @throws PcreException |
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* @throws FilesystemException |
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*/ |
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private function has(string $envName): bool |
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{ |
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$content = $this->getContent(); |
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return (bool) preg_match("/^$envName=/m", $content); |
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} |
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/** |
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* @return string |
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* @throws FilesystemException |
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*/ |
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private function getContent(): string |
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{ |
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if (!\file_exists($this->filePath)) { |
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return ''; |
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} |
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$content = file_get_contents($this->filePath); |
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return $content; |
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} |
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} |
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theaentmachine /
aent-docker-compose
