public function handle($httpConfig, $request, $options)
{
$credential = $this->apiContext->getCredential();
$config = $this->apiContext->getConfig();
if ($credential == null) {
// Try picking credentials from the config file
$credMgr = PayPalCredentialManager::getInstance($config);
$credValues = $credMgr->getCredentialObject();
if (!is_array($credValues)) {
throw new PayPalMissingCredentialException("Empty or invalid credentials passed");
}
$credential = new OAuthTokenCredential($credValues['clientId'], $credValues['clientSecret']);
}
if ($credential == null || !$credential instanceof OAuthTokenCredential) {
throw new PayPalInvalidCredentialException("Invalid credentials passed");
}
$httpConfig->setUrl(rtrim(trim($this->_getEndpoint($config)), '/') . (isset($options['path']) ? $options['path'] : ''));
// Overwrite Expect Header to disable 100 Continue Issue
$httpConfig->addHeader("Expect", null);
if (!array_key_exists("User-Agent", $httpConfig->getHeaders())) {
$httpConfig->addHeader("User-Agent", PayPalUserAgent::getValue(PayPalConstants::SDK_NAME, PayPalConstants::SDK_VERSION));
}
if (!is_null($credential) && $credential instanceof OAuthTokenCredential && is_null($httpConfig->getHeader('Authorization'))) {
$httpConfig->addHeader('Authorization', "Bearer " . $credential->getAccessToken($config), false);
}
if ($httpConfig->getMethod() == 'POST' || $httpConfig->getMethod() == 'PUT') {
$httpConfig->addHeader('PayPal-Request-Id', $this->apiContext->getRequestId());
}
// Add any additional Headers that they may have provided
$headers = $this->apiContext->getRequestHeaders();
foreach ($headers as $key => $value) {
$httpConfig->addHeader($key, $value);
}
}
