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| 1 | <?php |
| 2 | |
| 3 | namespace LDC\LDCCRM\Transport; |
| 4 | |
| 5 | use LDC\LDCCRM\Enums\ApiError; |
| 6 | use LDC\LDCCRM\Enums\ApiStatus; |
| 7 | use LDC\LDCCRM\Enums\LogLevel; |
| 8 | use LDC\LDCCRM\Exceptions\CrmException; |
| 9 | use LDC\LDCCRM\Utils; |
| 10 | use Psr\Http\Message\ResponseInterface; |
| 11 | use RecursiveArrayIterator; |
| 12 | use RecursiveIteratorIterator; |
| 13 | |
| 14 | /** |
| 15 | * @property \LDC\LDCCRM\Enums\ApiStatus $status The response api status |
| 16 | * @property \LDC\LDCCRM\Enums\ApiError|int $apiError The api error status it there is any |
| 17 | * @property int $httpCode The http response code |
| 18 | * @property string $message The api message |
| 19 | * @property array $headers The http reponse headers |
| 20 | * @property array $body The http response body, this is parsed json |
| 21 | * @property ?array $data The reponse data |
| 22 | * |
| 23 | * @package LDCCrmClient |
| 24 | * @subpackage transport |
| 25 | */ |
| 26 | class Response |
| 27 | { |
| 28 | /** |
| 29 | * The response status |
| 30 | * |
| 31 | * @var \LDC\LDCCRM\Enums\ApiStatus |
| 32 | */ |
| 33 | private $status; |
| 34 | |
| 35 | /** |
| 36 | * The api error |
| 37 | * |
| 38 | * @var \LDC\LDCCRM\Enums\ApiError |
| 39 | */ |
| 40 | private $apiError; |
| 41 | |
| 42 | /** |
| 43 | * The response http code |
| 44 | * |
| 45 | * @var integer |
| 46 | */ |
| 47 | private $httpCode = 0; |
| 48 | |
| 49 | /** |
| 50 | * The response headers |
| 51 | * |
| 52 | * @var string |
| 53 | */ |
| 54 | private $headers; |
| 55 | |
| 56 | /** |
| 57 | * The response body |
| 58 | * |
| 59 | * @var string |
| 60 | */ |
| 61 | private $body; |
| 62 | |
| 63 | /** |
| 64 | * The interface message |
| 65 | * |
| 66 | * @var string |
| 67 | */ |
| 68 | private $message; |
| 69 | |
| 70 | /** |
| 71 | * PSR response |
| 72 | * |
| 73 | * @var \Psr\Http\Message\ResponseInterface |
| 74 | */ |
| 75 | private $response; |
| 76 | |
| 77 | /** |
| 78 | * Response |
| 79 | * |
| 80 | * @param \LDC\LDCCRM\Enums\ApiStatus $status |
| 81 | * @param \Psr\Http\Message\ResponseInterface $response |
| 82 | * @throws \LDC\LDCCRM\Exceptions\CrmException If HTTP response body in not JSON. |
| 83 | */ |
| 84 | public function __construct(ApiStatus $status, ResponseInterface $response) |
| 85 | { |
| 86 | $this->response = $response; |
| 87 | $this->status = $status; |
| 88 | $this->httpCode = $response->getStatusCode(); |
| 89 | $this->headers = $response->getHeaders(); |
| 90 | /** @var \GuzzleHttp\Psr7\Stream */ |
| 91 | $this->body = $response->getBody(); |
| 92 | |
| 93 | if (!in_array($response->getStatusCode(), [200, 201])) { |
| 94 | $this->message = $response->getReasonPhrase(); |
| 95 | } |
| 96 | |
| 97 | // * Body should be json data. |
| 98 | if (!($decodedJson = $this->tryDecodeJson($this->body->getContents()))) { |
| 99 | if (Utils::getConfig('app.env') === 'testing') { |
| 100 | dump((string)$this->body); |
| 101 | } |
| 102 | throw new CrmException('The Api should have returned JSON data'); |
| 103 | } |
| 104 | $this->body = $decodedJson; |
| 105 | |
| 106 | // * If Api Error. |
| 107 | if ($this->status->equals(ApiStatus::KO())) { |
| 108 | // * If CRM Exception or Any Exception. |
| 109 | if ($this->httpCode === 500) { |
| 110 | $this->apiError = $this->body['data']['code']; |
| 111 | } else { |
| 112 | // * From here it should be an ApiErrorException. |
| 113 | $this->apiError = ApiError::make($this->body['data']['code']); |
| 114 | $this->message = $this->body['data']['message']; |
| 115 | if ($this->apiError->equals(ApiError::validationFailed())) { |
| 116 | $errors = new RecursiveIteratorIterator( |
| 117 | new RecursiveArrayIterator($this->body['data']['errors']) |
| 118 | ); |
| 119 | foreach ($errors as $error) { |
| 120 | $this->message = "$this->message $error"; |
| 121 | } |
| 122 | } |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | $this->checkVersion($this->body['version']); |
| 127 | |
| 128 | return $this; |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * Generic accessor |
| 133 | * |
| 134 | * @param string $field |
| 135 | * @return mixed|null |
| 136 | */ |
| 137 | public function __get(string $field) |
| 138 | { |
| 139 | if ( |
| 140 | \in_array($field, [ |
| 141 | 'status', 'httpCode', 'headers', |
| 142 | 'body', 'message', 'response', 'apiError' |
| 143 | ]) |
| 144 | ) { |
| 145 | return $this->{$field}; |
| 146 | } |
| 147 | if ($field === 'data' and isset($this->body[$field])) { |
| 148 | return $this->body[$field]; |
| 149 | } |
| 150 | return null; |
| 151 | } |
| 152 | |
| 153 | /** |
| 154 | * Try to decode json and return false if it is |
| 155 | * not a valid json |
| 156 | * |
| 157 | * @param string $string |
| 158 | * @return array|false Returns an associative data array or false if failed to parse. |
| 159 | */ |
| 160 | private function tryDecodeJson(string $string) |
| 161 | { |
| 162 | /** @var array|null */ |
| 163 | $data = json_decode($string, true); |
| 164 | return (json_last_error() == JSON_ERROR_NONE) ? $data : false; |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * This checks if the crm version is way far beyond the client version. |
| 169 | * If a minor version mismatch is detected we will log this as a warning. |
| 170 | * If a major version mismatch is detected we will throw a CrmException as |
| 171 | * there shall be an incompatibility with the response. |
| 172 | * |
| 173 | * The goal here is to force clients to be up to date. |
| 174 | * A major version change means breaking change. |
| 175 | * |
| 176 | * @param string $version |
| 177 | * @return void |
| 178 | * @throws \LDC\LDCCRM\Exceptions\CrmException If a major version mismatch is detected. |
| 179 | */ |
| 180 | private function checkVersion(string $version) |
| 181 | { |
| 182 | $packageInfo = Utils::getPackageInfo(); |
| 183 | $ApackageInfo = explode('.', $packageInfo['version']); |
| 184 | $Aversion = \explode('.', $version); |
| 185 | if ($ApackageInfo[0] != $Aversion[0]) { |
| 186 | throw new CrmException(sprintf( |
| 187 | 'Incompatible major versions between CRM server %s and client %s', |
| 188 | $version, |
| 189 | $packageInfo['version'] |
| 190 | )); |
| 191 | } |
| 192 | if ($ApackageInfo[1] != $Aversion[1]) { |
| 193 | $message = sprintf( |
| 194 | 'Minor version mismatch between CRM server %s and client %s, this could lead to errors', |
| 195 | $version, |
| 196 | $packageInfo['version'] |
| 197 | ); |
| 198 | Utils::log($message, LogLevel::WARNING()); |
| 199 | } |
| 200 | } |
| 201 | } |