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<?php
namespace OpenCloud\Common\Transport;
use function GuzzleHttp\Psr7\uri_for;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\UriInterface;
class Utils
{
public static function jsonDecode(ResponseInterface $response, $assoc = true)
{
$jsonErrors = [
JSON_ERROR_DEPTH => 'JSON_ERROR_DEPTH - Maximum stack depth exceeded',
JSON_ERROR_STATE_MISMATCH => 'JSON_ERROR_STATE_MISMATCH - Underflow or the modes mismatch',
JSON_ERROR_CTRL_CHAR => 'JSON_ERROR_CTRL_CHAR - Unexpected control character found',
JSON_ERROR_SYNTAX => 'JSON_ERROR_SYNTAX - Syntax error, malformed JSON',
JSON_ERROR_UTF8 => 'JSON_ERROR_UTF8 - Malformed UTF-8 characters, possibly incorrectly encoded'
];
$responseBody = (string) $response->getBody();
if (strlen($responseBody) === 0) {
return $responseBody;
}
$data = json_decode($responseBody, $assoc);
if (JSON_ERROR_NONE !== json_last_error()) {
$last = json_last_error();
throw new \InvalidArgumentException(
'Unable to parse JSON data: ' . (isset($jsonErrors[$last]) ? $jsonErrors[$last] : 'Unknown error')
);
}
return $data;
}
/**
* Method for flattening a nested array.
*
* @param array $data The nested array
* @param null $key The key to extract
*
* @return array
*/
public static function flattenJson($data, $key = null)
{
return (!empty($data) && $key && isset($data[$key])) ? $data[$key] : $data;
}
/**
* Method for normalize an URL string.
*
* Append the http:// prefix if not present, and add a
* closing url separator when missing.
*
* @param string $url The url representation.
*
* @return string
*/
public static function normalizeUrl($url)
{
if (strpos($url, 'http') === false) {
$url = 'http://' . $url;
}
return rtrim($url, '/') . '/';
}
/**
* Add an unlimited list of paths to a given URI.
*
* @param UriInterface $uri
* @param ...$paths
*
* @return UriInterface
*/
public static function addPaths(UriInterface $uri, ...$paths)
{
return uri_for(rtrim((string) $uri, '/') . '/' . implode('/', $paths));
}
public static function appendPath(UriInterface $uri, $path)
{
return uri_for(rtrim((string) $uri, '/') . '/' . $path);
}
}
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