for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
namespace mpyw\Cowitter\Helpers;
class CredentialNormalizer
{
protected static $OAuthCredentialPatterns = [
'consumer_key' => '/\A(?:0|ck|(oauth[ _-]?)?consumer[ _-]?key)\z/i',
'consumer_secret' => '/\A(?:1|cs|(oauth[ _-]?)?consumer[ _-]?secret)\z/i',
'token' => '/\A(?:2|[aor]?t|(?:(?:access|oauth|request)[ _-]?)?token)\z/i',
'token_secret' => '/\A(?:3|[aor]?ts|[aor]s|(?:(?:access|oauth|request)[ _-]?)?token[ _-]?secret|(?:access|oauth|request)[ _-]?secret)\z/i',
];
protected static function snake($letters)
return strtolower(preg_replace('/[a-z]++\K(?=[A-Z])|[A-Z]++\K(?=[A-Z][a-z])/', '_', $letters));
}
public static function normalizeCredentialParamName($key) {
$snaked_key = static::snake($key);
foreach (self::$OAuthCredentialPatterns as $name => $pattern) {
if (preg_match($pattern, $snaked_key)) {
return $name;
throw new \DomainException('Unknown credential parameter: "' . $key . '"');
public static function normalizeCredentialParamNames(array $params)
$r = [];
foreach ($params as $key => $value) {
$r[static::normalizeCredentialParamName($key)] = $value;
return $r;
mpyw /
cowitter
