Cookie
3 years ago
Exception
3 years ago
Handler
3 years ago
BodySummarizer.php
3 years ago
BodySummarizerInterface.php
3 years ago
Client.php
3 years ago
ClientInterface.php
3 years ago
ClientTrait.php
3 years ago
HandlerStack.php
3 years ago
MessageFormatter.php
3 years ago
MessageFormatterInterface.php
3 years ago
Middleware.php
3 years ago
Pool.php
3 years ago
PrepareBodyMiddleware.php
3 years ago
RedirectMiddleware.php
3 years ago
RequestOptions.php
3 years ago
RetryMiddleware.php
3 years ago
TransferStats.php
3 years ago
Utils.php
3 years ago
functions.php
3 years ago
functions_include.php
3 years ago
Utils.php
383 lines
| 1 | <?php |
| 2 | |
| 3 | namespace GuzzleHttp; |
| 4 | |
| 5 | use GuzzleHttp\Exception\InvalidArgumentException; |
| 6 | use GuzzleHttp\Handler\CurlHandler; |
| 7 | use GuzzleHttp\Handler\CurlMultiHandler; |
| 8 | use GuzzleHttp\Handler\Proxy; |
| 9 | use GuzzleHttp\Handler\StreamHandler; |
| 10 | use Psr\Http\Message\UriInterface; |
| 11 | |
| 12 | final class Utils |
| 13 | { |
| 14 | /** |
| 15 | * Debug function used to describe the provided value type and class. |
| 16 | * |
| 17 | * @param mixed $input |
| 18 | * |
| 19 | * @return string Returns a string containing the type of the variable and |
| 20 | * if a class is provided, the class name. |
| 21 | */ |
| 22 | public static function describeType($input): string |
| 23 | { |
| 24 | switch (\gettype($input)) { |
| 25 | case 'object': |
| 26 | return 'object(' . \get_class($input) . ')'; |
| 27 | case 'array': |
| 28 | return 'array(' . \count($input) . ')'; |
| 29 | default: |
| 30 | \ob_start(); |
| 31 | \var_dump($input); |
| 32 | // normalize float vs double |
| 33 | /** @var string $varDumpContent */ |
| 34 | $varDumpContent = \ob_get_clean(); |
| 35 | |
| 36 | return \str_replace('double(', 'float(', \rtrim($varDumpContent)); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Parses an array of header lines into an associative array of headers. |
| 42 | * |
| 43 | * @param iterable $lines Header lines array of strings in the following |
| 44 | * format: "Name: Value" |
| 45 | */ |
| 46 | public static function headersFromLines(iterable $lines): array |
| 47 | { |
| 48 | $headers = []; |
| 49 | |
| 50 | foreach ($lines as $line) { |
| 51 | $parts = \explode(':', $line, 2); |
| 52 | $headers[\trim($parts[0])][] = isset($parts[1]) ? \trim($parts[1]) : null; |
| 53 | } |
| 54 | |
| 55 | return $headers; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Returns a debug stream based on the provided variable. |
| 60 | * |
| 61 | * @param mixed $value Optional value |
| 62 | * |
| 63 | * @return resource |
| 64 | */ |
| 65 | public static function debugResource($value = null) |
| 66 | { |
| 67 | if (\is_resource($value)) { |
| 68 | return $value; |
| 69 | } |
| 70 | if (\defined('STDOUT')) { |
| 71 | return \STDOUT; |
| 72 | } |
| 73 | |
| 74 | return \GuzzleHttp\Psr7\Utils::tryFopen('php://output', 'w'); |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Chooses and creates a default handler to use based on the environment. |
| 79 | * |
| 80 | * The returned handler is not wrapped by any default middlewares. |
| 81 | * |
| 82 | * @throws \RuntimeException if no viable Handler is available. |
| 83 | * |
| 84 | * @return callable(\Psr\Http\Message\RequestInterface, array): \GuzzleHttp\Promise\PromiseInterface Returns the best handler for the given system. |
| 85 | */ |
| 86 | public static function chooseHandler(): callable |
| 87 | { |
| 88 | $handler = null; |
| 89 | if (\function_exists('curl_multi_exec') && \function_exists('curl_exec')) { |
| 90 | $handler = Proxy::wrapSync(new CurlMultiHandler(), new CurlHandler()); |
| 91 | } elseif (\function_exists('curl_exec')) { |
| 92 | $handler = new CurlHandler(); |
| 93 | } elseif (\function_exists('curl_multi_exec')) { |
| 94 | $handler = new CurlMultiHandler(); |
| 95 | } |
| 96 | |
| 97 | if (\ini_get('allow_url_fopen')) { |
| 98 | $handler = $handler |
| 99 | ? Proxy::wrapStreaming($handler, new StreamHandler()) |
| 100 | : new StreamHandler(); |
| 101 | } elseif (!$handler) { |
| 102 | throw new \RuntimeException('GuzzleHttp requires cURL, the allow_url_fopen ini setting, or a custom HTTP handler.'); |
| 103 | } |
| 104 | |
| 105 | return $handler; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Get the default User-Agent string to use with Guzzle. |
| 110 | */ |
| 111 | public static function defaultUserAgent(): string |
| 112 | { |
| 113 | return sprintf('GuzzleHttp/%d', ClientInterface::MAJOR_VERSION); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Returns the default cacert bundle for the current system. |
| 118 | * |
| 119 | * First, the openssl.cafile and curl.cainfo php.ini settings are checked. |
| 120 | * If those settings are not configured, then the common locations for |
| 121 | * bundles found on Red Hat, CentOS, Fedora, Ubuntu, Debian, FreeBSD, OS X |
| 122 | * and Windows are checked. If any of these file locations are found on |
| 123 | * disk, they will be utilized. |
| 124 | * |
| 125 | * Note: the result of this function is cached for subsequent calls. |
| 126 | * |
| 127 | * @throws \RuntimeException if no bundle can be found. |
| 128 | * |
| 129 | * @deprecated Utils::defaultCaBundle will be removed in guzzlehttp/guzzle:8.0. This method is not needed in PHP 5.6+. |
| 130 | */ |
| 131 | public static function defaultCaBundle(): string |
| 132 | { |
| 133 | static $cached = null; |
| 134 | static $cafiles = [ |
| 135 | // Red Hat, CentOS, Fedora (provided by the ca-certificates package) |
| 136 | '/etc/pki/tls/certs/ca-bundle.crt', |
| 137 | // Ubuntu, Debian (provided by the ca-certificates package) |
| 138 | '/etc/ssl/certs/ca-certificates.crt', |
| 139 | // FreeBSD (provided by the ca_root_nss package) |
| 140 | '/usr/local/share/certs/ca-root-nss.crt', |
| 141 | // SLES 12 (provided by the ca-certificates package) |
| 142 | '/var/lib/ca-certificates/ca-bundle.pem', |
| 143 | // OS X provided by homebrew (using the default path) |
| 144 | '/usr/local/etc/openssl/cert.pem', |
| 145 | // Google app engine |
| 146 | '/etc/ca-certificates.crt', |
| 147 | // Windows? |
| 148 | 'C:\\windows\\system32\\curl-ca-bundle.crt', |
| 149 | 'C:\\windows\\curl-ca-bundle.crt', |
| 150 | ]; |
| 151 | |
| 152 | if ($cached) { |
| 153 | return $cached; |
| 154 | } |
| 155 | |
| 156 | if ($ca = \ini_get('openssl.cafile')) { |
| 157 | return $cached = $ca; |
| 158 | } |
| 159 | |
| 160 | if ($ca = \ini_get('curl.cainfo')) { |
| 161 | return $cached = $ca; |
| 162 | } |
| 163 | |
| 164 | foreach ($cafiles as $filename) { |
| 165 | if (\file_exists($filename)) { |
| 166 | return $cached = $filename; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | throw new \RuntimeException( |
| 171 | <<< EOT |
| 172 | No system CA bundle could be found in any of the the common system locations. |
| 173 | PHP versions earlier than 5.6 are not properly configured to use the system's |
| 174 | CA bundle by default. In order to verify peer certificates, you will need to |
| 175 | supply the path on disk to a certificate bundle to the 'verify' request |
| 176 | option: http://docs.guzzlephp.org/en/latest/clients.html#verify. If you do not |
| 177 | need a specific certificate bundle, then Mozilla provides a commonly used CA |
| 178 | bundle which can be downloaded here (provided by the maintainer of cURL): |
| 179 | https://curl.haxx.se/ca/cacert.pem. Once |
| 180 | you have a CA bundle available on disk, you can set the 'openssl.cafile' PHP |
| 181 | ini setting to point to the path to the file, allowing you to omit the 'verify' |
| 182 | request option. See https://curl.haxx.se/docs/sslcerts.html for more |
| 183 | information. |
| 184 | EOT |
| 185 | ); |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Creates an associative array of lowercase header names to the actual |
| 190 | * header casing. |
| 191 | */ |
| 192 | public static function normalizeHeaderKeys(array $headers): array |
| 193 | { |
| 194 | $result = []; |
| 195 | foreach (\array_keys($headers) as $key) { |
| 196 | $result[\strtolower($key)] = $key; |
| 197 | } |
| 198 | |
| 199 | return $result; |
| 200 | } |
| 201 | |
| 202 | /** |
| 203 | * Returns true if the provided host matches any of the no proxy areas. |
| 204 | * |
| 205 | * This method will strip a port from the host if it is present. Each pattern |
| 206 | * can be matched with an exact match (e.g., "foo.com" == "foo.com") or a |
| 207 | * partial match: (e.g., "foo.com" == "baz.foo.com" and ".foo.com" == |
| 208 | * "baz.foo.com", but ".foo.com" != "foo.com"). |
| 209 | * |
| 210 | * Areas are matched in the following cases: |
| 211 | * 1. "*" (without quotes) always matches any hosts. |
| 212 | * 2. An exact match. |
| 213 | * 3. The area starts with "." and the area is the last part of the host. e.g. |
| 214 | * '.mit.edu' will match any host that ends with '.mit.edu'. |
| 215 | * |
| 216 | * @param string $host Host to check against the patterns. |
| 217 | * @param string[] $noProxyArray An array of host patterns. |
| 218 | * |
| 219 | * @throws InvalidArgumentException |
| 220 | */ |
| 221 | public static function isHostInNoProxy(string $host, array $noProxyArray): bool |
| 222 | { |
| 223 | if (\strlen($host) === 0) { |
| 224 | throw new InvalidArgumentException('Empty host provided'); |
| 225 | } |
| 226 | |
| 227 | // Strip port if present. |
| 228 | [$host] = \explode(':', $host, 2); |
| 229 | |
| 230 | foreach ($noProxyArray as $area) { |
| 231 | // Always match on wildcards. |
| 232 | if ($area === '*') { |
| 233 | return true; |
| 234 | } |
| 235 | |
| 236 | if (empty($area)) { |
| 237 | // Don't match on empty values. |
| 238 | continue; |
| 239 | } |
| 240 | |
| 241 | if ($area === $host) { |
| 242 | // Exact matches. |
| 243 | return true; |
| 244 | } |
| 245 | // Special match if the area when prefixed with ".". Remove any |
| 246 | // existing leading "." and add a new leading ".". |
| 247 | $area = '.' . \ltrim($area, '.'); |
| 248 | if (\substr($host, -(\strlen($area))) === $area) { |
| 249 | return true; |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | return false; |
| 254 | } |
| 255 | |
| 256 | /** |
| 257 | * Wrapper for json_decode that throws when an error occurs. |
| 258 | * |
| 259 | * @param string $json JSON data to parse |
| 260 | * @param bool $assoc When true, returned objects will be converted |
| 261 | * into associative arrays. |
| 262 | * @param int $depth User specified recursion depth. |
| 263 | * @param int $options Bitmask of JSON decode options. |
| 264 | * |
| 265 | * @return object|array|string|int|float|bool|null |
| 266 | * |
| 267 | * @throws InvalidArgumentException if the JSON cannot be decoded. |
| 268 | * |
| 269 | * @link https://www.php.net/manual/en/function.json-decode.php |
| 270 | */ |
| 271 | public static function jsonDecode(string $json, bool $assoc = false, int $depth = 512, int $options = 0) |
| 272 | { |
| 273 | $data = \json_decode($json, $assoc, $depth, $options); |
| 274 | if (\JSON_ERROR_NONE !== \json_last_error()) { |
| 275 | throw new InvalidArgumentException('json_decode error: ' . \json_last_error_msg()); |
| 276 | } |
| 277 | |
| 278 | return $data; |
| 279 | } |
| 280 | |
| 281 | /** |
| 282 | * Wrapper for JSON encoding that throws when an error occurs. |
| 283 | * |
| 284 | * @param mixed $value The value being encoded |
| 285 | * @param int $options JSON encode option bitmask |
| 286 | * @param int $depth Set the maximum depth. Must be greater than zero. |
| 287 | * |
| 288 | * @throws InvalidArgumentException if the JSON cannot be encoded. |
| 289 | * |
| 290 | * @link https://www.php.net/manual/en/function.json-encode.php |
| 291 | */ |
| 292 | public static function jsonEncode($value, int $options = 0, int $depth = 512): string |
| 293 | { |
| 294 | $json = \json_encode($value, $options, $depth); |
| 295 | if (\JSON_ERROR_NONE !== \json_last_error()) { |
| 296 | throw new InvalidArgumentException('json_encode error: ' . \json_last_error_msg()); |
| 297 | } |
| 298 | |
| 299 | /** @var string */ |
| 300 | return $json; |
| 301 | } |
| 302 | |
| 303 | /** |
| 304 | * Wrapper for the hrtime() or microtime() functions |
| 305 | * (depending on the PHP version, one of the two is used) |
| 306 | * |
| 307 | * @return float UNIX timestamp |
| 308 | * |
| 309 | * @internal |
| 310 | */ |
| 311 | public static function currentTime(): float |
| 312 | { |
| 313 | return (float) \function_exists('hrtime') ? \hrtime(true) / 1e9 : \microtime(true); |
| 314 | } |
| 315 | |
| 316 | /** |
| 317 | * @throws InvalidArgumentException |
| 318 | * |
| 319 | * @internal |
| 320 | */ |
| 321 | public static function idnUriConvert(UriInterface $uri, int $options = 0): UriInterface |
| 322 | { |
| 323 | if ($uri->getHost()) { |
| 324 | $asciiHost = self::idnToAsci($uri->getHost(), $options, $info); |
| 325 | if ($asciiHost === false) { |
| 326 | $errorBitSet = $info['errors'] ?? 0; |
| 327 | |
| 328 | $errorConstants = array_filter(array_keys(get_defined_constants()), static function (string $name): bool { |
| 329 | return substr($name, 0, 11) === 'IDNA_ERROR_'; |
| 330 | }); |
| 331 | |
| 332 | $errors = []; |
| 333 | foreach ($errorConstants as $errorConstant) { |
| 334 | if ($errorBitSet & constant($errorConstant)) { |
| 335 | $errors[] = $errorConstant; |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | $errorMessage = 'IDN conversion failed'; |
| 340 | if ($errors) { |
| 341 | $errorMessage .= ' (errors: ' . implode(', ', $errors) . ')'; |
| 342 | } |
| 343 | |
| 344 | throw new InvalidArgumentException($errorMessage); |
| 345 | } |
| 346 | if ($uri->getHost() !== $asciiHost) { |
| 347 | // Replace URI only if the ASCII version is different |
| 348 | $uri = $uri->withHost($asciiHost); |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | return $uri; |
| 353 | } |
| 354 | |
| 355 | /** |
| 356 | * @internal |
| 357 | */ |
| 358 | public static function getenv(string $name): ?string |
| 359 | { |
| 360 | if (isset($_SERVER[$name])) { |
| 361 | return (string) $_SERVER[$name]; |
| 362 | } |
| 363 | |
| 364 | if (\PHP_SAPI === 'cli' && ($value = \getenv($name)) !== false && $value !== null) { |
| 365 | return (string) $value; |
| 366 | } |
| 367 | |
| 368 | return null; |
| 369 | } |
| 370 | |
| 371 | /** |
| 372 | * @return string|false |
| 373 | */ |
| 374 | private static function idnToAsci(string $domain, int $options, ?array &$info = []) |
| 375 | { |
| 376 | if (\function_exists('idn_to_ascii') && \defined('INTL_IDNA_VARIANT_UTS46')) { |
| 377 | return \idn_to_ascii($domain, $options, \INTL_IDNA_VARIANT_UTS46, $info); |
| 378 | } |
| 379 | |
| 380 | throw new \Error('ext-idn or symfony/polyfill-intl-idn not loaded or too old'); |
| 381 | } |
| 382 | } |
| 383 |