Complex classes like Bankly often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Bankly, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 19 | class Bankly |
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| 20 | { |
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| 21 | public $api_url; |
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| 22 | public $login_url; |
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| 23 | private $client_id; |
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| 24 | private $client_secret; |
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| 25 | private $token_expiry = 0; |
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| 26 | private $token = null; |
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| 27 | private $api_version = '1.0'; |
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| 28 | |||
| 29 | /** |
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| 30 | * Bankly constructor. |
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| 31 | * @param null|string $client_secret provided by Bankly Staff |
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| 32 | * @param null|string $client_id provided by Bankly Staff |
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| 33 | */ |
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| 34 | public function __construct($client_secret = null, $client_id = null) |
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| 40 | |||
| 41 | /** |
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| 42 | * @param array|null $credentials |
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| 43 | * @return $this |
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| 44 | */ |
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| 45 | public function setClientCredentials(array $credentials = null) |
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| 51 | |||
| 52 | /** |
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| 53 | * @return array|mixed |
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| 54 | * @throws RequestException |
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| 55 | */ |
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| 56 | public function getBankList() |
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| 60 | |||
| 61 | /** |
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| 62 | * Retrieve your balance account |
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| 63 | * @param string $branch |
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| 64 | * @param string $account |
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| 65 | * @return array|mixed |
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| 66 | * @throws RequestException |
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| 67 | * @note If you have a RequestException on this endpoint in staging environment, please use getAccount() method instead. |
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| 68 | */ |
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| 69 | public function getBalance(string $branch, string $account) |
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| 77 | |||
| 78 | /** |
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| 79 | * @param string $account |
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| 80 | * @param string $includeBalance |
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| 81 | * @return array|mixed |
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| 82 | * @throws RequestException |
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| 83 | * @note This method on this date (2020-10-21) works only on staging environment. Contact Bankly/Acesso for more details |
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| 84 | */ |
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| 85 | public function getAccount(string $account, string $includeBalance = 'true') |
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| 91 | |||
| 92 | /** |
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| 93 | * @param $branch |
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| 94 | * @param $account |
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| 95 | * @param int $offset |
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| 96 | * @param int $limit |
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| 97 | * @param string $details |
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| 98 | * @param string $detailsLevelBasic |
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| 99 | * @return array|mixed |
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| 100 | * @throws RequestException |
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| 101 | */ |
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| 102 | public function getStatement( |
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| 119 | |||
| 120 | /** |
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| 121 | * @param string $branch |
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| 122 | * @param string $account |
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| 123 | * @param int $page |
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| 124 | * @param int $pagesize |
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| 125 | * @param string $include_details |
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| 126 | * @return array|mixed |
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| 127 | * @throws RequestException |
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| 128 | * @note This endpoint has been deprecated for some clients. |
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| 129 | * You need to check with Acesso/Bankly if your environment has different parameters also. |
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| 130 | * The response of this request does not have a default interface between environments. |
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| 131 | * Pay attention when use this in your project. |
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| 132 | */ |
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| 133 | public function getEvents( |
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| 152 | |||
| 153 | /** |
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| 154 | * @param int $amount |
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| 155 | * @param string $description |
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| 156 | * @param array $sender |
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| 157 | * @param array $recipient |
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| 158 | * @param string|null $correlation_id |
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| 159 | * @return array|mixed |
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| 160 | * @throws RequestException |
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| 161 | */ |
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| 162 | public function transfer( |
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| 185 | |||
| 186 | /** |
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| 187 | * Get transfer funds from an account |
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| 188 | * @param string $branch |
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| 189 | * @param string $account |
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| 190 | * @param int $pageSize |
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| 191 | * @param string|null $nextPage |
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| 192 | * @return array|mixed |
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| 193 | * @throws RequestException |
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| 194 | */ |
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| 195 | public function getTransferFunds(string $branch, string $account, int $pageSize = 10, string $nextPage = null) |
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| 207 | |||
| 208 | /** |
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| 209 | * Get Transfer Funds By Authentication Code |
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| 210 | * @param string $branch |
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| 211 | * @param string $account |
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| 212 | * @param string $authenticationCode |
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| 213 | * @return array|mixed |
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| 214 | * @throws RequestException |
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| 215 | */ |
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| 216 | public function findTransferFundByAuthCode(string $branch, string $account, string $authenticationCode) |
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| 224 | |||
| 225 | /** |
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| 226 | * @param string $branch |
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| 227 | * @param string $account |
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| 228 | * @param string $authentication_id |
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| 229 | * @return array|mixed |
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| 230 | * @throws RequestException |
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| 231 | */ |
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| 232 | public function getTransferStatus(string $branch, string $account, string $authentication_id) |
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| 239 | |||
| 240 | /** |
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| 241 | * @param string $documentNumber |
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| 242 | * @param DocumentAnalysis $document |
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| 243 | * @param string $correlationId |
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| 244 | * @return array|mixed |
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| 245 | * @throws RequestException |
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| 246 | */ |
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| 247 | public function documentAnalysis( |
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| 268 | |||
| 269 | /** |
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| 270 | * @param string $documentNumber |
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| 271 | * @param array $tokens |
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| 272 | * @param string $resultLevel |
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| 273 | * @param string $correlationId |
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| 274 | * @return array|mixed |
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| 275 | */ |
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| 276 | public function getDocumentAnalysis( |
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| 294 | |||
| 295 | /** |
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| 296 | * @param string $documentNumber |
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| 297 | * @param Customer $customer |
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| 298 | * @param string $correlationId |
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| 299 | * @return array|mixed |
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| 300 | * @throws RequestException |
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| 301 | */ |
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| 302 | public function customer( |
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| 313 | |||
| 314 | /** |
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| 315 | * @param string $endpoint |
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| 316 | * @param array|null $query |
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| 317 | * @param null $correlation_id |
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| 318 | * @return array|mixed |
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| 319 | * @throws RequestException |
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| 320 | */ |
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| 321 | private function get(string $endpoint, array $query = null, $correlation_id = null) |
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| 337 | |||
| 338 | /** |
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| 339 | * @param string $endpoint |
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| 340 | * @param array|null $body |
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| 341 | * @param string|null $correlation_id |
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| 342 | * @param bool $asJson |
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| 343 | * @return array|mixed |
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| 344 | * @throws RequestException |
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| 345 | */ |
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| 346 | private function post(string $endpoint, array $body = null, string $correlation_id = null, bool $asJson = false) |
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| 366 | |||
| 367 | /** |
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| 368 | * @param string $endpoint |
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| 369 | * @param array|null $body |
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| 370 | * @param string|null $correlation_id |
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| 371 | * @param bool $asJson |
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| 372 | * @param bool $attachment |
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| 373 | * @param DocumentAnalysis $document |
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| 374 | * @param string $fieldName |
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| 375 | * @return array|mixed |
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| 376 | * @throws RequestException |
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| 377 | */ |
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| 378 | private function put( |
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| 409 | |||
| 410 | /** |
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| 411 | * @param string $version API version |
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| 412 | * @return $this |
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| 413 | */ |
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| 414 | private function setApiVersion($version = '1.0') |
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| 419 | |||
| 420 | /** |
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| 421 | * @param array $headers |
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| 422 | * @return array|string[] |
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| 423 | */ |
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| 424 | private function getHeaders($headers = []) |
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| 436 | |||
| 437 | /** |
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| 438 | * @param string $endpoint |
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| 439 | * @return bool |
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| 440 | */ |
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| 441 | private function requireCorrelationId(string $endpoint) |
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| 450 | |||
| 451 | /** |
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| 452 | * @param string $endpoint |
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| 453 | * @return string |
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| 454 | */ |
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| 455 | private function getFinalUrl(string $endpoint) |
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| 459 | |||
| 460 | /** |
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| 461 | * Do authentication |
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| 462 | * @param string $grant_type Default sets to 'client_credentials' |
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| 463 | * @throws RequestException |
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| 464 | */ |
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| 465 | private function auth($grant_type = 'client_credentials'): void |
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| 478 | } |
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| 479 |
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
stringvalues, the empty string''is a special case, in particular the following results might be unexpected: