| @@ -1,9 +1,9 @@ | ||
| 1 | 1 | <?php |
| 2 | 2 | |
| 3 | 3 | if (!defined('ABSPATH')) exit; |
| 4 | -if (!class_exists('WPRCallbackRequest')) : | |
| 5 | - class WPRCallbackRequest { | |
| 4 | +if (!class_exists('BVCallbackRequest')) : | |
| 5 | + class BVCallbackRequest { | |
| 6 | 6 | public $params; |
| 7 | 7 | public $method; |
| 8 | 8 | public $wing; |
| 9 | 9 | public $is_afterload; |
| @@ -9,11 +9,10 @@ | ||
| 9 | 9 | public $is_afterload; |
| 10 | 10 | public $is_admin_ajax; |
| 11 | 11 | public $is_debug; |
| 12 | 12 | public $account; |
| 13 | - public $settings; | |
| 13 | + public $calculated_mac; | |
| 14 | 14 | public $sig; |
| 15 | - public $sighshalgo; | |
| 16 | 15 | public $time; |
| 17 | 16 | public $version; |
| 18 | 17 | public $is_sha1; |
| 19 | 18 | public $bvb64stream; |
| @@ -18,22 +17,12 @@ | ||
| 18 | 17 | public $is_sha1; |
| 19 | 18 | public $bvb64stream; |
| 20 | 19 | public $bvb64cksize; |
| 21 | 20 | public $checksum; |
| 22 | - public $error = array(); | |
| 23 | - public $pubkey_name; | |
| 24 | - public $bvprmsmac; | |
| 25 | - public $bvboundry; | |
| 26 | 21 | |
| 27 | - private static $SIG_HASH_ALGO_MAP = array( | |
| 28 | - '1' => OPENSSL_ALGO_SHA1, | |
| 29 | - '7' => OPENSSL_ALGO_SHA256 | |
| 30 | - ); | |
| 31 | - | |
| 32 | - public function __construct($account, $in_params, $settings) { | |
| 22 | + public function __construct($account, $in_params) { | |
| 33 | 23 | $this->params = array(); |
| 34 | 24 | $this->account = $account; |
| 35 | - $this->settings = $settings; | |
| 36 | 25 | $this->wing = $in_params['wing']; |
| 37 | 26 | $this->method = $in_params['bvMethod']; |
| 38 | 27 | $this->is_afterload = array_key_exists('afterload', $in_params); |
| 39 | 28 | $this->is_admin_ajax = array_key_exists('adajx', $in_params); |
| @@ -38,9 +27,8 @@ | ||
| 38 | 27 | $this->is_afterload = array_key_exists('afterload', $in_params); |
| 39 | 28 | $this->is_admin_ajax = array_key_exists('adajx', $in_params); |
| 40 | 29 | $this->is_debug = array_key_exists('bvdbg', $in_params); |
| 41 | 30 | $this->sig = $in_params['sig']; |
| 42 | - $this->sighshalgo = !empty($in_params['sighshalgo']) ? $in_params['sighshalgo'] : '1'; | |
| 43 | 31 | $this->time = intval($in_params['bvTime']); |
| 44 | 32 | $this->version = $in_params['bvVersion']; |
| 45 | 33 | $this->is_sha1 = array_key_exists('sha1', $in_params); |
| 46 | 34 | $this->bvb64stream = isset($in_params['bvb64stream']); |
| @@ -45,12 +33,8 @@ | ||
| 45 | 33 | $this->is_sha1 = array_key_exists('sha1', $in_params); |
| 46 | 34 | $this->bvb64stream = isset($in_params['bvb64stream']); |
| 47 | 35 | $this->bvb64cksize = array_key_exists('bvb64cksize', $in_params) ? intval($in_params['bvb64cksize']) : false; |
| 48 | 36 | $this->checksum = array_key_exists('checksum', $in_params) ? $in_params['checksum'] : false; |
| 49 | - $this->pubkey_name = !empty($in_params['pubkeyname']) ? | |
| 50 | - WPRAccount::sanitizeKey($in_params['pubkeyname']) : 'm_public'; | |
| 51 | - $this->bvprmsmac = !empty($in_params['bvprmsmac']) ? WPRAccount::sanitizeKey($in_params['bvprmsmac']) : ""; | |
| 52 | - $this->bvboundry = !empty($in_params['bvboundry']) ? $in_params['bvboundry'] : ""; | |
| 53 | 37 | } |
| 54 | 38 | |
| 55 | 39 | public function isAPICall() { |
| 56 | 40 | return array_key_exists('apicall', $this->params); |
| @@ -55,25 +39,38 @@ | ||
| 55 | 39 | public function isAPICall() { |
| 56 | 40 | return array_key_exists('apicall', $this->params); |
| 57 | 41 | } |
| 58 | 42 | |
| 59 | - public function http_request($url, $body) { | |
| 60 | - $body = http_build_query($body); | |
| 61 | - $response = wp_remote_post($url, array( | |
| 62 | - 'body' => $body, | |
| 63 | - 'timeout' => 15, | |
| 64 | - 'headers' => array( | |
| 65 | - 'Content-Type' => 'application/x-www-form-urlencoded', | |
| 66 | - ), | |
| 67 | - )); | |
| 43 | + public function curlRequest($url, $body) { | |
| 44 | + $ch = curl_init($url); | |
| 45 | + curl_setopt($ch, CURLOPT_POST, 1); | |
| 46 | + curl_setopt($ch, CURLOPT_TIMEOUT, 15); | |
| 47 | + curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($body)); | |
| 48 | + curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); | |
| 49 | + return curl_exec($ch); | |
| 50 | + } | |
| 68 | 51 | |
| 69 | - if (is_wp_error($response)) { | |
| 70 | - return false; | |
| 71 | - } | |
| 52 | + public function fileGetContentRequest($url, $body) { | |
| 53 | + $options = array( | |
| 54 | + 'http' => array( | |
| 55 | + 'header' => "Content-type: application/x-www-form-urlencoded\r\n", | |
| 56 | + 'method' => 'POST', | |
| 57 | + 'content' => http_build_query($body) | |
| 58 | + ) | |
| 59 | + ); | |
| 72 | 60 | |
| 73 | - return wp_remote_retrieve_body($response); | |
| 61 | + $context = stream_context_create($options); | |
| 62 | + return file_get_contents($url, false, $context); | |
| 74 | 63 | } |
| 75 | 64 | |
| 65 | + public function http_request($url, $body) { | |
| 66 | + if (in_array('curl', get_loaded_extensions())) { | |
| 67 | + return $this->curlRequest($url, $body); | |
| 68 | + } else { | |
| 69 | + return $this->fileGetContentRequest($url, $body); | |
| 70 | + } | |
| 71 | + } | |
| 72 | + | |
| 76 | 73 | public function get_params_via_api($params_key, $apiurl) { |
| 77 | 74 | $res = $this->http_request($apiurl, array('bvkey' => $params_key)); |
| 78 | 75 | |
| 79 | 76 | if ($res === FALSE) { |
| @@ -86,10 +83,9 @@ | ||
| 86 | 83 | public function info() { |
| 87 | 84 | $info = array( |
| 88 | 85 | "requestedsig" => $this->sig, |
| 89 | 86 | "requestedtime" => $this->time, |
| 90 | - "requestedversion" => $this->version, | |
| 91 | - "error" => $this->error | |
| 87 | + "requestedversion" => $this->version | |
| 92 | 88 | ); |
| 93 | 89 | if ($this->is_debug) { |
| 94 | 90 | $info["inreq"] = $this->params; |
| 95 | 91 | } |
| @@ -98,8 +94,11 @@ | ||
| 98 | 94 | } |
| 99 | 95 | if ($this->is_afterload) { |
| 100 | 96 | $info["afterload"] = true; |
| 101 | 97 | } |
| 98 | + if ($this->calculated_mac) { | |
| 99 | + $info["calculated_mac"] = $this->calculated_mac; | |
| 100 | + } | |
| 102 | 101 | return $info; |
| 103 | 102 | } |
| 104 | 103 | |
| 105 | 104 | public function processParams($in_params) { |
| @@ -128,17 +127,22 @@ | ||
| 128 | 127 | $in_params["bvprms"] = $pdata; |
| 129 | 128 | } |
| 130 | 129 | } |
| 131 | 130 | |
| 132 | - if (array_key_exists('bvprms', $in_params) && isset($in_params['bvprms'])) { | |
| 133 | - if (!empty($in_params['bvprmshshalgo']) && $in_params['bvprmshshalgo'] === 'sha256') { | |
| 134 | - $calculated_mac = hash_hmac('SHA256', $in_params['bvprms'], $this->account->secret); | |
| 135 | - } else { | |
| 136 | - $calculated_mac = hash_hmac('SHA1', $in_params['bvprms'], $this->account->secret); | |
| 131 | + if (array_key_exists('bvprms', $in_params) && isset($in_params['bvprms']) && | |
| 132 | + array_key_exists('bvprmsmac', $in_params) && isset($in_params['bvprmsmac'])) { | |
| 133 | + $digest_algo = 'SHA1'; | |
| 134 | + $sent_mac = WPRAccount::sanitizeKey($in_params['bvprmsmac']); | |
| 135 | + | |
| 136 | + if (array_key_exists('bvprmshshalgo', $in_params) && isset($in_params['bvprmshshalgo'])) { | |
| 137 | + $digest_algo = $in_params['bvprmshshalgo']; | |
| 137 | 138 | } |
| 138 | 139 | |
| 139 | - if ($this->compare_mac($this->bvprmsmac, $calculated_mac) === true) { | |
| 140 | + $calculated_mac = hash_hmac($digest_algo, $in_params['bvprms'], $this->account->secret); | |
| 141 | + $this->calculated_mac = substr($calculated_mac, 0, 6); | |
| 140 | 142 | |
| 143 | + if ($this->compare_mac($sent_mac, $calculated_mac) === true) { | |
| 144 | + | |
| 141 | 145 | if (array_key_exists('b64', $in_params)) { |
| 142 | 146 | foreach ($in_params['b64'] as $key) { |
| 143 | 147 | if (is_array($in_params[$key])) { |
| 144 | 148 | $in_params[$key] = array_map('base64_decode', $in_params[$key]); |
| @@ -155,9 +159,9 @@ | ||
| 155 | 159 | } |
| 156 | 160 | |
| 157 | 161 | if (array_key_exists('sersafe', $in_params)) { |
| 158 | 162 | $key = $in_params['sersafe']; |
| 159 | - $in_params[$key] = WPRCallbackRequest::serialization_safe_decode($in_params[$key]); | |
| 163 | + $in_params[$key] = BVCallbackRequest::serialization_safe_decode($in_params[$key]); | |
| 160 | 164 | } |
| 161 | 165 | |
| 162 | 166 | if (array_key_exists('bvprms', $in_params) && isset($in_params['bvprms'])) { |
| 163 | 167 | $params = $in_params['bvprms']; |
| @@ -177,9 +181,8 @@ | ||
| 177 | 181 | } |
| 178 | 182 | |
| 179 | 183 | if (array_key_exists('memset', $in_params)) { |
| 180 | 184 | $val = intval($in_params['memset']); |
| 181 | - // phpcs:ignore Squiz.PHP.DiscouragedFunctions.Discouraged -- Required for memory limit adjustment | |
| 182 | 185 | @ini_set('memory_limit', $val.'M'); |
| 183 | 186 | } |
| 184 | 187 | |
| 185 | 188 | return $params; |
| @@ -184,8 +187,9 @@ | ||
| 184 | 187 | |
| 185 | 188 | return $params; |
| 186 | 189 | } |
| 187 | 190 | } |
| 191 | + | |
| 188 | 192 | return false; |
| 189 | 193 | } |
| 190 | 194 | |
| 191 | 195 | private function compare_mac($l_hash, $r_hash) { |
| @@ -205,110 +209,13 @@ | ||
| 205 | 209 | } |
| 206 | 210 | |
| 207 | 211 | public static function serialization_safe_decode($data) { |
| 208 | 212 | if (is_array($data)) { |
| 209 | - $data = array_map(array('WPRCallbackRequest', 'serialization_safe_decode'), $data); | |
| 213 | + $data = array_map(array('BVCallbackRequest', 'serialization_safe_decode'), $data); | |
| 210 | 214 | } elseif (is_string($data)) { |
| 211 | 215 | $data = base64_decode($data); |
| 212 | 216 | } |
| 213 | 217 | |
| 214 | 218 | return $data; |
| 215 | - } | |
| 216 | - | |
| 217 | - public function authenticate() { | |
| 218 | - if (!$this->account) { | |
| 219 | - $this->error["message"] = "ACCOUNT_NOT_FOUND"; | |
| 220 | - return false; | |
| 221 | - } | |
| 222 | - | |
| 223 | - $bv_last_recv_time = $this->settings->getOption('bvLastRecvTime'); | |
| 224 | - if ($this->time < intval($bv_last_recv_time) - 300) { | |
| 225 | - return false; | |
| 226 | - } | |
| 227 | - | |
| 228 | - $data = $this->method.$this->account->secret.$this->time.$this->version.$this->bvprmsmac; | |
| 229 | - if (!$this->verify($data, base64_decode($this->sig), $this->sighshalgo)) { | |
| 230 | - return false; | |
| 231 | - } | |
| 232 | - $this->settings->updateOption('bvLastRecvTime', $this->time); | |
| 233 | - | |
| 234 | - return 1; | |
| 235 | - } | |
| 236 | - | |
| 237 | - public function verify($data, $sig, $sighshalgo) { | |
| 238 | - if (!function_exists('openssl_verify') || !function_exists('openssl_pkey_get_public')) { | |
| 239 | - $this->error["message"] = "OPENSSL_FUNCS_NOT_FOUND"; | |
| 240 | - return false; | |
| 241 | - } | |
| 242 | - | |
| 243 | - $openssl_algo = array_key_exists($sighshalgo, self::$SIG_HASH_ALGO_MAP) ? self::$SIG_HASH_ALGO_MAP[$sighshalgo] : null; | |
| 244 | - if ($openssl_algo === null) { | |
| 245 | - $this->error["message"] = "UNSUPPORTED_HASH_ALGORITHM: " . $sighshalgo; | |
| 246 | - return false; | |
| 247 | - } | |
| 248 | - | |
| 249 | - $key_file = dirname( __DIR__ ) . '/public_keys/' . $this->pubkey_name . '.pub'; | |
| 250 | - if (!file_exists($key_file)) { | |
| 251 | - $this->error["message"] = "PUBLIC_KEY_NOT_FOUND"; | |
| 252 | - return false; | |
| 253 | - } | |
| 254 | - | |
| 255 | - $public_key_str = WPRWPFileSystem::getInstance()->getContents($key_file); | |
| 256 | - | |
| 257 | - $public_key = openssl_pkey_get_public($public_key_str); | |
| 258 | - if (!$public_key) { | |
| 259 | - $this->error["message"] = "UNABLE_TO_LOAD_PUBLIC_KEY"; | |
| 260 | - return false; | |
| 261 | - } | |
| 262 | - | |
| 263 | - $verify = openssl_verify($data, $sig, $public_key, $openssl_algo); | |
| 264 | - if ($verify === 1) { | |
| 265 | - return true; | |
| 266 | - } elseif ($verify === 0) { | |
| 267 | - $this->error["message"] = "INCORRECT_SIGNATURE"; | |
| 268 | - $this->error["pubkey_sig"] = substr(hash('md5', $public_key_str), 0, 8); | |
| 269 | - } else { | |
| 270 | - $this->error["message"] = "OPENSSL_VERIFY_FAILED"; | |
| 271 | - } | |
| 272 | - return false; | |
| 273 | - } | |
| 274 | - | |
| 275 | - public function corruptedParamsResp() { | |
| 276 | - $bvinfo = new WPRInfo($this->settings); | |
| 277 | - | |
| 278 | - return array( | |
| 279 | - "account_info" => $this->account->info(), | |
| 280 | - "request_info" => $this->info(), | |
| 281 | - "bvinfo" => $bvinfo->info(), | |
| 282 | - "statusmsg" => "BVPRMS_CORRUPTED" | |
| 283 | - ); | |
| 284 | - } | |
| 285 | - | |
| 286 | - public function authFailedResp() { | |
| 287 | - $api_public_key = WPRAccount::getApiPublicKey($this->settings); | |
| 288 | - $default_secret = WPRRecover::getDefaultSecret($this->settings); | |
| 289 | - $default_account_pubkey = WPRAccount::getDefaultPublicKey(); | |
| 290 | - $bvinfo = new WPRInfo($this->settings); | |
| 291 | - $resp = array( | |
| 292 | - "request_info" => $this->info(), | |
| 293 | - "bvinfo" => $bvinfo->info(), | |
| 294 | - "statusmsg" => "FAILED_AUTH", | |
| 295 | - "api_pubkey" => substr($api_public_key, 0, 8), | |
| 296 | - "def_key_status" => WPRRecover::getSecretStatus($this->settings), | |
| 297 | - "def_sigmatch" => substr(hash('sha1', $this->method.$default_secret.$this->time.$this->version), 0, 8) | |
| 298 | - ); | |
| 299 | - | |
| 300 | - if (is_string($default_account_pubkey) && strlen($default_account_pubkey) >= 32) { | |
| 301 | - $resp["default_account_pubkey"] = substr($default_account_pubkey, 0, 8); | |
| 302 | - } | |
| 303 | - | |
| 304 | - if ($this->account) { | |
| 305 | - $resp["account_info"] = $this->account->info(); | |
| 306 | - $resp["sigmatch"] = substr(hash('sha1', $this->method.$this->account->secret.$this->time.$this->version), 0, 6); | |
| 307 | - } else { | |
| 308 | - $resp["account_info"] = array("error" => "ACCOUNT_NOT_FOUND"); | |
| 309 | - } | |
| 310 | - | |
| 311 | - return $resp; | |
| 312 | 219 | } |
| 313 | 220 | } |
| 314 | 221 | endif; |
