Lines
87.00%
87 / 100
Methods
50.00%
3 / 6
Classes
0.00%
0 / 1
| Name | Lines | Methods | CRAP | ||||
|---|---|---|---|---|---|---|---|
| __construct | 100.00% | 9 / 9 | 100.00% | 1 / 1 | 1 | ||
| ensureValid | 50.00% | 1 / 2 | 0.00% | 0 / 1 | 2.50 | ||
| getCaptchaDetails | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 1 | ||
| generateToken | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 1 | ||
| createChallenge | 83.33% | 20 / 24 | 0.00% | 0 / 1 | 5.12 | ||
| verifySolution | 84.90% | 45 / 53 | 0.00% | 0 / 1 | 11.42 | ||
| 14 | class CaptchaService extends Entity implements CaptchaInterface | |
| 15 | { | |
| 16 | public static $schema = "citizenapi/captcha/altchaCaptcha.json"; | |
| 17 | public string $service; | |
| 18 | private string $siteKey; | |
| 19 | private string $siteSecret; | |
| 20 | private string $tokenSecret; | |
| 21 | private int $tokenExpirationSeconds; | |
| 22 | public string $challengeUrl; | |
| 23 | public string $verifyUrl; | |
| 24 | protected Client $httpClient; | |
| 25 | public function __construct() | |
| 26 | { | |
| 27 | $this->service = 'CaptchaService'; | |
| 28 | $this->siteKey = \App::$ALTCHA_CAPTCHA_SITE_KEY; | |
| 29 | $this->siteSecret = \App::$ALTCHA_CAPTCHA_SITE_SECRET; | |
| 30 | $this->tokenSecret = \App::$CAPTCHA_TOKEN_SECRET; | |
| 31 | $this->tokenExpirationSeconds = \App::$CAPTCHA_TOKEN_TTL; | |
| 32 | $this->challengeUrl = \App::$ALTCHA_CAPTCHA_ENDPOINT_CHALLENGE; | |
| 33 | $this->verifyUrl = \App::$ALTCHA_CAPTCHA_ENDPOINT_VERIFY; | |
| 34 | $this->httpClient = new Client(['verify' => false]); | |
| 35 | $this->ensureValid(); | |
| 36 | } | |
| 37 | ||
| 38 | /** | |
| 39 | * @return void | |
| 40 | */ | |
| 41 | private function ensureValid() | |
| 42 | { | |
| 43 | if (!$this->testValid()) { | |
| 44 | throw new \InvalidArgumentException("The provided data is invalid according to the schema."); | |
| 45 | } | |
| 46 | } | |
| 47 | ||
| 48 | #[\Override] | |
| 49 | public function getCaptchaDetails(): array | |
| 50 | { | |
| 51 | return [ | |
| 52 | 'siteKey' => $this->siteKey, | |
| 53 | 'captchaChallenge' => $this->challengeUrl, | |
| 54 | 'captchaVerify' => $this->verifyUrl, | |
| 55 | 'captchaEnabled' => \App::$CAPTCHA_ENABLED | |
| 56 | ]; | |
| 57 | } | |
| 58 | ||
| 59 | public function generateToken(): string | |
| 60 | { | |
| 61 | $payload = [ | |
| 62 | 'ip' => ClientIpHelper::getClientIp(), | |
| 63 | 'iat' => time(), | |
| 64 | 'exp' => time() + $this->tokenExpirationSeconds, | |
| 65 | ]; | |
| 66 | ||
| 67 | return JWT::encode($payload, $this->tokenSecret, 'HS256'); | |
| 68 | } | |
| 69 | ||
| 70 | #[\Override] | |
| 71 | public function createChallenge(): array | |
| 72 | { | |
| 73 | try { | |
| 74 | $response = $this->httpClient->post($this->challengeUrl, [ | |
| 75 | 'json' => [ | |
| 76 | 'siteKey' => $this->siteKey, | |
| 77 | 'siteSecret' => $this->siteSecret, | |
| 78 | 'clientAddress' => ClientIpHelper::getClientIp(), | |
| 79 | ] | |
| 80 | ]); | |
| 81 | ||
| 82 | $responseData = json_decode((string) $response->getBody(), true); | |
| 83 | ||
| 84 | if (json_last_error() !== JSON_ERROR_NONE) { | |
| 85 | throw new \Exception('Error decoding the JSON response'); | |
| 86 | } | |
| 87 | ||
| 88 | $challenge = $responseData['challenge'] ?? null; | |
| 89 | ||
| 90 | if ($challenge === null) { | |
| 91 | throw new \Exception('Missing challenge data'); | |
| 92 | } | |
| 93 | ||
| 94 | return $challenge; | |
| 95 | } catch (RequestException $e) { | |
| 96 | return [ | |
| 97 | 'meta' => ['success' => false, 'error' => 'Request error: ' . $e->getMessage()], | |
| 98 | 'data' => null, | |
| 99 | ]; | |
| 100 | } catch (\Throwable $e) { | |
| 101 | return [ | |
| 102 | 'meta' => ['success' => false, 'error' => $e->getMessage()], | |
| 103 | 'data' => null, | |
| 104 | ]; | |
| 105 | } | |
| 106 | } | |
| 107 | ||
| 108 | #[\Override] | |
| 109 | public function verifySolution(?string $payload): array | |
| 110 | { | |
| 111 | if (!$payload) { | |
| 112 | return [ | |
| 113 | 'meta' => ['success' => false, 'error' => 'No payload provided'], | |
| 114 | 'data' => null, | |
| 115 | ]; | |
| 116 | } | |
| 117 | ||
| 118 | $decodedJson = base64_decode(strtr($payload, '-_', '+/')); | |
| 119 | if (!$decodedJson) { | |
| 120 | return [ | |
| 121 | 'meta' => ['success' => false, 'error' => 'Payload could not be decoded'], | |
| 122 | 'data' => null, | |
| 123 | ]; | |
| 124 | } | |
| 125 | ||
| 126 | $decodedPayload = json_decode($decodedJson, true); | |
| 127 | if (json_last_error() !== JSON_ERROR_NONE || !is_array($decodedPayload)) { | |
| 128 | return [ | |
| 129 | 'meta' => ['success' => false, 'error' => 'Invalid JSON in payload'], | |
| 130 | 'data' => null, | |
| 131 | ]; | |
| 132 | } | |
| 133 | ||
| 134 | try { | |
| 135 | $response = $this->httpClient->post($this->verifyUrl, [ | |
| 136 | 'json' => [ | |
| 137 | 'siteKey' => $this->siteKey, | |
| 138 | 'siteSecret' => $this->siteSecret, | |
| 139 | 'clientAddress' => ClientIpHelper::getClientIp(), | |
| 140 | 'payload' => $decodedPayload, | |
| 141 | ] | |
| 142 | ]); | |
| 143 | ||
| 144 | $responseData = json_decode((string) $response->getBody(), true); | |
| 145 | ||
| 146 | if (json_last_error() !== JSON_ERROR_NONE || !is_array($responseData)) { | |
| 147 | throw new \Exception('Response from Captcha service is not valid JSON'); | |
| 148 | } | |
| 149 | ||
| 150 | if (!array_key_exists('valid', $responseData)) { | |
| 151 | return [ | |
| 152 | 'meta' => ['success' => false, 'error' => 'Response does not contain a "valid" field'], | |
| 153 | 'data' => $responseData, | |
| 154 | ]; | |
| 155 | } | |
| 156 | ||
| 157 | if ($responseData['valid'] !== true) { | |
| 158 | return [ | |
| 159 | 'meta' => ['success' => false, 'error' => 'Captcha verification failed'], | |
| 160 | 'data' => $responseData, | |
| 161 | ]; | |
| 162 | } | |
| 163 | ||
| 164 | return [ | |
| 165 | 'meta' => ['success' => true], | |
| 166 | 'data' => $responseData, | |
| 167 | 'token' => $this->generateToken(), | |
| 168 | ]; | |
| 169 | } catch (RequestException $e) { | |
| 170 | return [ | |
| 171 | 'meta' => ['success' => false, 'error' => 'Request error: ' . $e->getMessage()], | |
| 172 | 'data' => null, | |
| 173 | ]; | |
| 174 | } catch (\Throwable $e) { | |
| 175 | return [ | |
| 176 | 'meta' => ['success' => false, 'error' => $e->getMessage()], | |
| 177 | 'data' => null, | |
| 178 | ]; | |
| 179 | } | |
| 180 | } | |
| 181 | } |