lib/Braintree/Configuration.php
public function caFile($sslPath = NULL)
    {
        $sslPath = $sslPath ? $sslPath : DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR .
                   'ssl' . DIRECTORY_SEPARATOR;
        $caPath = __DIR__ . $sslPath . 'api_braintreegateway_com.ca.crt';

        if (!file_exists($caPath))
        {
            throw new Exception\SSLCaFileNotFound();
        }

        return $caPath;
    }
public function caFile($sslPath = NULL)
    {
        $sslPath = $sslPath ? $sslPath : DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR .
                   'ssl' . DIRECTORY_SEPARATOR;
        $caPath = __DIR__ . $sslPath . 'api_braintreegateway_com.ca.crt';

        if (!file_exists($caPath))
        {
            throw new Exception\SSLCaFileNotFound();
        }

        return $caPath;
    }
public function caFile ( $ sslPath = NULL ) { $ sslPath = $ sslPath ? $ sslPath : DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'ssl' . DIRECTORY_SEPARATOR ; $ caPath = __DIR__ . $ sslPath . 'api_braintreegateway_com.ca.crt' ; if ( ! file_exists ( $ caPath ) ) { throw new Exception \ SSLCaFileNotFound ( ) ; } return $ caPath ; }
sets the physical path for the location of the CA certs

@access public
@param none
@return string filepath
sets the physical path for the location of the CA certs