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<?php declare(strict_types=1); |
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namespace Datamate\SeafileApi\Exception; |
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use Datamate\SeafileApi\Exception; |
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use Throwable; |
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/** |
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* Class ConnectionException |
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* |
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* @internal |
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*/ |
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final class ConnectionException extends Exception |
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{ |
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/** |
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* HTTP status code of the response |
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*/ |
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private ?int $responseCode = null; |
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/** |
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* HTTP raw response (if any) |
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*/ |
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private ?string $responseBodyRaw = null; |
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private const HTTP_STATUS = [ |
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200 => 'OK', |
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201 => 'Created', |
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202 => 'Accepted', |
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301 => 'Moved Permanently', |
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400 => 'Bad Request', |
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401 => 'Unauthorized', |
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403 => 'Forbidden', |
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404 => 'Not Found', |
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409 => 'Conflict', |
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429 => 'Too Many Requests', |
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440 => 'REPO_PASSWD_REQUIRED', |
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441 => 'REPO_PASSWD_MAGIC_REQUIRED', |
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500 => 'Internal Server Error', |
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520 => 'OPERATION_FAILED', |
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]; |
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/** |
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* @param int $code HTTP status code, e.g. curl_getinfo($curl)['http_code'] |
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* @param bool|string $curlResult return value from curl_exec(); |
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* @throws ConnectionException |
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* @return no-return |
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*/ |
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public static function throwCurlResult(int $code, string|bool $curlResult): never |
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{ |
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$exception = new self(self::reasonPhrase($code), $code); |
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$exception->responseCode = $code; |
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$exception->responseBodyRaw = is_string($curlResult) ? $curlResult : null; |
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throw $exception; |
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} |
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private static function reasonPhrase(int $code): string |
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{ |
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return sprintf('%s %s', $code, self::HTTP_STATUS[$code] ?? "UNKNOWN_PHRASE"); |
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} |
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public function __construct(string $message = "", int $code = 0, ?Throwable $previous = null) |
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{ |
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// trigger E_USER_NOTICE if code is not known |
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$isHttpCode = 100 <= $code && $code < 600; |
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$isKnownHttpCode = $isHttpCode && isset(self::HTTP_STATUS[$code]); |
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$isKnownCode = $code === -1 || $isKnownHttpCode; |
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$this->responseCode = $isHttpCode ? $code : null; |
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$isKnownCode || trigger_error(sprintf("%s: Unknown code: %s (%s)", __CLASS__, $code, gettype($code)), E_USER_NOTICE); |
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parent::__construct($message, $code, $previous); |
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} |
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public function getStatusCode(): ?int |
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{ |
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return $this->responseCode; |
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} |
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/** |
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* @param int $code |
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* @throws ConnectionException |
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* @return void |
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*/ |
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public function assertStatusCode(int $code): void |
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{ |
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if ($this->responseCode !== $code) { |
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throw $this; |
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} |
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} |
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/** |
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* The raw response body |
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* |
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* @return string|null |
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*/ |
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public function getRawResponse(): ?string |
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{ |
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return $this->responseBodyRaw; |
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} |
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/** |
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* Response body parsed as JSON Object |
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* |
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* @return null|object - null either if the parsed response is NULL or if it can't be parsed as object |
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*/ |
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public function tryParsedResponse(): ?object |
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{ |
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/** |
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* @noinspection JsonEncodingApiUsageInspection |
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* @noinspection RedundantSuppression |
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*/ |
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$result = json_decode((string)$this->responseBodyRaw, false); |
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return is_object($result) ? $result : null; |
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} |
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public function getReasonPhrase(): ?string |
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{ |
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$code = $this->responseCode; |
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if (!is_int($code)) { |
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return null; |
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} |
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return self::HTTP_STATUS[$code] ?? null; |
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} |
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/** |
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* A seafile JSON response may contain error information, try to get them. |
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* |
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* It is not fool-proof or overly complete but often more informative than just looking at JSON response dumps. |
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* |
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* @return null|array|string[] messages, null if n/a otherwise array of messages (which can not be empty) |
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*/ |
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public function tryApiErrorMessages(): ?array |
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{ |
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$response = $this->tryParsedResponse(); |
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if (null === $response) { |
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return null; |
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} |
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$buffer = []; |
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// {"error_msg": ... } |
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if (isset($response->error_msg) && is_string($response->error_msg)) { |
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$buffer[] = $response->error_msg; |
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} |
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// {"detail": "Invalid token header. No credentials provided."} |
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if (isset($response->detail) && is_string($response->detail)) { |
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$buffer[] = $response->detail; |
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} |
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// {"non_field_errors": [ "string...", ...]} |
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if (isset($response->non_field_errors) && is_array($response->non_field_errors)) { |
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foreach ($response->non_field_errors as $message) { |
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if (is_string($message)) { |
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$buffer[] = $message; |
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} |
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} |
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} |
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return empty($buffer) ? null : $buffer; |
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} |
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} |
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grommunio /
grommunio-web
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