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<?php |
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namespace Rogierw\RwAcme\Support; |
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use Rogierw\RwAcme\Exceptions\LetsEncryptClientException; |
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use Rogierw\RwAcme\Interfaces\AcmeAccountInterface; |
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class LocalFileAccount implements AcmeAccountInterface |
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{ |
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private string $accountName; |
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private string $emailAddress; |
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public function __construct(private string $accountKeysPath, string $emailAddress = null) |
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{ |
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// Make sure the path ends with a slash. |
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$this->accountKeysPath = rtrim($this->accountKeysPath, '/').'/'; |
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if ($emailAddress !== null) { |
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$this->setEmailAddress($emailAddress); |
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} |
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} |
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public function setEmailAddress(string $emailAddress): self |
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{ |
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$alphaNumAccountName = preg_replace('/[^a-zA-Z0-9\-]/', '_', $emailAddress); |
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// Prepend a hash to prevent collisions. |
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$shortHash = substr(hash('sha256', $emailAddress), 0, 16); |
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$this->emailAddress = $emailAddress; |
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$this->accountName = $shortHash.'_'.$alphaNumAccountName; |
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return $this; |
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} |
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public function getEmailAddress(): string |
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{ |
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return $this->emailAddress; |
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} |
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public function getPrivateKey(): string |
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{ |
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return $this->getKey('private'); |
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} |
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public function getPublicKey(): string |
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{ |
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return $this->getKey('public'); |
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} |
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public function exists(): bool |
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{ |
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if (is_dir($this->accountKeysPath)) { |
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return is_file($this->accountKeysPath.$this->getKeyName('private')) |
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&& is_file($this->accountKeysPath.$this->getKeyName('public')); |
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} |
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return false; |
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} |
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public function generateNewKeys(string $keyType = 'RSA'): bool |
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{ |
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if ($keyType !== 'RSA') { |
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throw new LetsEncryptClientException('Key type is not supported.'); |
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} |
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$concurrentDirectory = rtrim($this->accountKeysPath, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR; |
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if (!is_dir($concurrentDirectory) && !mkdir($concurrentDirectory) && !is_dir($concurrentDirectory)) { |
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throw new LetsEncryptClientException(sprintf('Directory "%s" was not created', $concurrentDirectory)); |
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} |
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$keys = CryptRSA::generate(); |
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if (!isset($keys['privateKey'], $keys['publicKey'])) { |
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throw new LetsEncryptClientException('Key generation failed.'); |
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} |
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$privateKeyPath = $concurrentDirectory.$this->getKeyName('private'); |
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$publicKeyPath = $concurrentDirectory.$this->getKeyName('public'); |
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if (file_put_contents($privateKeyPath, $keys['privateKey']) === false || |
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file_put_contents($publicKeyPath, $keys['publicKey']) === false) { |
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throw new LetsEncryptClientException('Failed to write keys to files.'); |
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} |
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return true; |
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} |
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protected function getKey(string $type): string |
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{ |
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$filePath = $this->accountKeysPath.$this->getKeyName($type); |
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if (!file_exists($filePath)) { |
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throw new LetsEncryptClientException(sprintf('[%s] File does not exist', $filePath)); |
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} |
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$content = file_get_contents($filePath); |
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if ($content === false) { |
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throw new LetsEncryptClientException(sprintf('[%s] Failed to get contents of the file', $filePath)); |
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} |
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return $content; |
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} |
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private function getKeyName(string $type): string |
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{ |
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if (empty($this->accountName)) { |
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throw new LetsEncryptClientException('Account name is not set.'); |
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} |
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return sprintf('%s-%s.pem', $this->accountName, $type); |
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} |
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} |
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RogierW /
rw-acme-client
