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PK ̍�[��;� Ipv6.phpnu �[��� <?php
/**
* Class to validate and to work with IPv6 addresses
*
* @package Requests\Utilities
*/
namespace WpOrg\Requests;
use WpOrg\Requests\Exception\InvalidArgument;
use WpOrg\Requests\Utility\InputValidator;
/**
* Class to validate and to work with IPv6 addresses
*
* This was originally based on the PEAR class of the same name, but has been
* entirely rewritten.
*
* @package Requests\Utilities
*/
final class Ipv6 {
/**
* Uncompresses an IPv6 address
*
* RFC 4291 allows you to compress consecutive zero pieces in an address to
* '::'. This method expects a valid IPv6 address and expands the '::' to
* the required number of zero pieces.
*
* Example: FF01::101 -> FF01:0:0:0:0:0:0:101
* ::1 -> 0:0:0:0:0:0:0:1
*
* @author Alexander Merz <alexander.merz@web.de>
* @author elfrink at introweb dot nl
* @author Josh Peck <jmp at joshpeck dot org>
* @copyright 2003-2005 The PHP Group
* @license https://opensource.org/licenses/bsd-license.php
*
* @param string|Stringable $ip An IPv6 address
* @return string The uncompressed IPv6 address
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed argument is not a string or a stringable object.
*/
public static function uncompress($ip) {
if (InputValidator::is_string_or_stringable($ip) === false) {
throw InvalidArgument::create(1, '$ip', 'string|Stringable', gettype($ip));
}
$ip = (string) $ip;
if (substr_count($ip, '::') !== 1) {
return $ip;
}
list($ip1, $ip2) = explode('::', $ip);
$c1 = ($ip1 === '') ? -1 : substr_count($ip1, ':');
$c2 = ($ip2 === '') ? -1 : substr_count($ip2, ':');
if (strpos($ip2, '.') !== false) {
$c2++;
}
if ($c1 === -1 && $c2 === -1) {
// ::
$ip = '0:0:0:0:0:0:0:0';
} elseif ($c1 === -1) {
// ::xxx
$fill = str_repeat('0:', 7 - $c2);
$ip = str_replace('::', $fill, $ip);
} elseif ($c2 === -1) {
// xxx::
$fill = str_repeat(':0', 7 - $c1);
$ip = str_replace('::', $fill, $ip);
} else {
// xxx::xxx
$fill = ':' . str_repeat('0:', 6 - $c2 - $c1);
$ip = str_replace('::', $fill, $ip);
}
return $ip;
}
/**
* Compresses an IPv6 address
*
* RFC 4291 allows you to compress consecutive zero pieces in an address to
* '::'. This method expects a valid IPv6 address and compresses consecutive
* zero pieces to '::'.
*
* Example: FF01:0:0:0:0:0:0:101 -> FF01::101
* 0:0:0:0:0:0:0:1 -> ::1
*
* @see \WpOrg\Requests\Ipv6::uncompress()
*
* @param string $ip An IPv6 address
* @return string The compressed IPv6 address
*/
public static function compress($ip) {
// Prepare the IP to be compressed.
// Note: Input validation is handled in the `uncompress()` method, which is the first call made in this method.
$ip = self::uncompress($ip);
$ip_parts = self::split_v6_v4($ip);
// Replace all leading zeros
$ip_parts[0] = preg_replace('/(^|:)0+([0-9])/', '\1\2', $ip_parts[0]);
// Find bunches of zeros
if (preg_match_all('/(?:^|:)(?:0(?::|$))+/', $ip_parts[0], $matches, PREG_OFFSET_CAPTURE)) {
$max = 0;
$pos = null;
foreach ($matches[0] as $match) {
if (strlen($match[0]) > $max) {
$max = strlen($match[0]);
$pos = $match[1];
}
}
$ip_parts[0] = substr_replace($ip_parts[0], '::', $pos, $max);
}
if ($ip_parts[1] !== '') {
return implode(':', $ip_parts);
} else {
return $ip_parts[0];
}
}
/**
* Splits an IPv6 address into the IPv6 and IPv4 representation parts
*
* RFC 4291 allows you to represent the last two parts of an IPv6 address
* using the standard IPv4 representation
*
* Example: 0:0:0:0:0:0:13.1.68.3
* 0:0:0:0:0:FFFF:129.144.52.38
*
* @param string $ip An IPv6 address
* @return string[] [0] contains the IPv6 represented part, and [1] the IPv4 represented part
*/
private static function split_v6_v4($ip) {
if (strpos($ip, '.') !== false) {
$pos = strrpos($ip, ':');
$ipv6_part = substr($ip, 0, $pos);
$ipv4_part = substr($ip, $pos + 1);
return [$ipv6_part, $ipv4_part];
} else {
return [$ip, ''];
}
}
/**
* Checks an IPv6 address
*
* Checks if the given IP is a valid IPv6 address
*
* @param string $ip An IPv6 address
* @return bool true if $ip is a valid IPv6 address
*/
public static function check_ipv6($ip) {
// Note: Input validation is handled in the `uncompress()` method, which is the first call made in this method.
$ip = self::uncompress($ip);
list($ipv6, $ipv4) = self::split_v6_v4($ip);
$ipv6 = explode(':', $ipv6);
$ipv4 = explode('.', $ipv4);
if (count($ipv6) === 8 && count($ipv4) === 1 || count($ipv6) === 6 && count($ipv4) === 4) {
foreach ($ipv6 as $ipv6_part) {
// The section can't be empty
if ($ipv6_part === '') {
return false;
}
// Nor can it be over four characters
if (strlen($ipv6_part) > 4) {
return false;
}
// Remove leading zeros (this is safe because of the above)
$ipv6_part = ltrim($ipv6_part, '0');
if ($ipv6_part === '') {
$ipv6_part = '0';
}
// Check the value is valid
$value = hexdec($ipv6_part);
if (dechex($value) !== strtolower($ipv6_part) || $value < 0 || $value > 0xFFFF) {
return false;
}
}
if (count($ipv4) === 4) {
foreach ($ipv4 as $ipv4_part) {
$value = (int) $ipv4_part;
if ((string) $value !== $ipv4_part || $value < 0 || $value > 0xFF) {
return false;
}
}
}
return true;
} else {
return false;
}
}
}
PK ̍�[���� � Port.phpnu �[��� <?php
/**
* Port utilities for Requests
*
* @package Requests\Utilities
* @since 2.0.0
*/
namespace WpOrg\Requests;
use WpOrg\Requests\Exception;
use WpOrg\Requests\Exception\InvalidArgument;
/**
* Find the correct port depending on the Request type.
*
* @package Requests\Utilities
* @since 2.0.0
*/
final class Port {
/**
* Port to use with Acap requests.
*
* @var int
*/
const ACAP = 674;
/**
* Port to use with Dictionary requests.
*
* @var int
*/
const DICT = 2628;
/**
* Port to use with HTTP requests.
*
* @var int
*/
const HTTP = 80;
/**
* Port to use with HTTP over SSL requests.
*
* @var int
*/
const HTTPS = 443;
/**
* Retrieve the port number to use.
*
* @param string $type Request type.
* The following requests types are supported:
* 'acap', 'dict', 'http' and 'https'.
*
* @return int
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When a non-string input has been passed.
* @throws \WpOrg\Requests\Exception When a non-supported port is requested ('portnotsupported').
*/
public static function get($type) {
if (!is_string($type)) {
throw InvalidArgument::create(1, '$type', 'string', gettype($type));
}
$type = strtoupper($type);
if (!defined("self::{$type}")) {
$message = sprintf('Invalid port type (%s) passed', $type);
throw new Exception($message, 'portnotsupported');
}
return constant("self::{$type}");
}
}
PK ̍�[84� Cookie/Jar.phpnu �[��� <?php
/**
* Cookie holder object
*
* @package Requests\Cookies
*/
namespace WpOrg\Requests\Cookie;
use ArrayAccess;
use ArrayIterator;
use IteratorAggregate;
use ReturnTypeWillChange;
use WpOrg\Requests\Cookie;
use WpOrg\Requests\Exception;
use WpOrg\Requests\Exception\InvalidArgument;
use WpOrg\Requests\HookManager;
use WpOrg\Requests\Iri;
use WpOrg\Requests\Response;
/**
* Cookie holder object
*
* @package Requests\Cookies
*/
class Jar implements ArrayAccess, IteratorAggregate {
/**
* Actual item data
*
* @var array
*/
protected $cookies = [];
/**
* Create a new jar
*
* @param array $cookies Existing cookie values
*
* @throws \WpOrg\Requests\Exception\InvalidArgument When the passed argument is not an array.
*/
public function __construct($cookies = []) {
if (is_array($cookies) === false) {
throw InvalidArgument::create(1, '$cookies', 'array', gettype($cookies));
}
$this->cookies = $cookies;
}
/**
* Normalise cookie data into a \WpOrg\Requests\Cookie
*
* @param string|\WpOrg\Requests\Cookie $cookie Cookie header value, possibly pre-parsed (object).
* @param string $key Optional. The name for this cookie.
* @return \WpOrg\Requests\Cookie
*/
public function normalize_cookie($cookie, $key = '') {
if ($cookie instanceof Cookie) {
return $cookie;
}
return Cookie::parse($cookie, $key);
}
/**
* Check if the given item exists
*
* @param string $offset Item key
* @return boolean Does the item exist?
*/
#[ReturnTypeWillChange]
public function offsetExists($offset) {
return isset($this->cookies[$offset]);
}
/**
* Get the value for the item
*
* @param string $offset Item key
* @return string|null Item value (null if offsetExists is false)
*/
#[ReturnTypeWillChange]
public function offsetGet($offset) {
if (!isset($this->cookies[$offset])) {
return null;
}
return $this->cookies[$offset];
}
/**
* Set the given item
*
* @param string $offset Item name
* @param string $value Item value
*
* @throws \WpOrg\Requests\Exception On attempting to use dictionary as list (`invalidset`)
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value) {
if ($offset === null) {
throw new Exception('Object is a dictionary, not a list', 'invalidset');
}
$this->cookies[$offset] = $value;
}
/**
* Unset the given header
*
* @param string $offset The key for the item to unset.
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset) {
unset($this->cookies[$offset]);
}
/**
* Get an iterator for the data
*
* @return \ArrayIterator
*/
#[ReturnTypeWillChange]
public function getIterator() {
return new ArrayIterator($this->cookies);
}
/**
* Register the cookie handler with the request's hooking system
*
* @param \WpOrg\Requests\HookManager $hooks Hooking system
*/
public function register(HookManager $hooks) {
$hooks->register('requests.before_request', [$this, 'before_request']);
$hooks->register('requests.before_redirect_check', [$this, 'before_redirect_check']);
}
/**
* Add Cookie header to a request if we have any
*
* As per RFC 6265, cookies are separated by '; '
*
* @param string $url
* @param array $headers
* @param array $data
* @param string $type
* @param array $options
*/
public function before_request($url, &$headers, &$data, &$type, &$options) {
if (!$url instanceof Iri) {
$url = new Iri($url);
}
if (!empty($this->cookies)) {
$cookies = [];
foreach ($this->cookies as $key => $cookie) {
$cookie = $this->normalize_cookie($cookie, $key);
// Skip expired cookies
if ($cookie->is_expired()) {
continue;
}
if ($cookie->domain_matches($url->host)) {
$cookies[] = $cookie->format_for_header();
}
}
$headers['Cookie'] = implode('; ', $cookies);
}
}
/**
* Parse all cookies from a response and attach them to the response
*
* @param \WpOrg\Requests\Response $response Response as received.
*/
public function before_redirect_check(Response $response) {
$url = $response->url;
if (!$url instanceof Iri) {
$url = new Iri($url);
}
$cookies = Cookie::parse_from_headers($response->headers, $url);
$this->cookies = array_merge($this->cookies, $cookies);
$response->cookies = $this;
}
}
PK ͍�[ח��� � Response.phpnu �[��� <?php
/**
* HTTP response class
*
* Contains a response from \WpOrg\Requests\Requests::request()
*
* @package Requests
*/
namespace WpOrg\Requests;
use WpOrg\Requests\Cookie\Jar;
use WpOrg\Requests\Exception;
use WpOrg\Requests\Exception\Http;
use WpOrg\Requests\Response\Headers;
/**
* HTTP response class
*
* Contains a response from \WpOrg\Requests\Requests::request()
*
* @package Requests
*/
class Response {
/**
* Response body
*
* @var string
*/
public $body = '';
/**
* Raw HTTP data from the transport
*
* @var string
*/
public $raw = '';
/**
* Headers, as an associative array
*
* @var \WpOrg\Requests\Response\Headers Array-like object representing headers
*/
public $headers = [];
/**
* Status code, false if non-blocking
*
* @var integer|boolean
*/
public $status_code = false;
/**
* Protocol version, false if non-blocking
*
* @var float|boolean
*/
public $protocol_version = false;
/**
* Whether the request succeeded or not
*
* @var boolean
*/
public $success = false;
/**
* Number of redirects the request used
*
* @var integer
*/
public $redirects = 0;
/**
* URL requested
*
* @var string
*/
public $url = '';
/**
* Previous requests (from redirects)
*
* @var array Array of \WpOrg\Requests\Response objects
*/
public $history = [];
/**
* Cookies from the request
*
* @var \WpOrg\Requests\Cookie\Jar Array-like object representing a cookie jar
*/
public $cookies = [];
/**
* Constructor
*/
public function __construct() {
$this->headers = new Headers();
$this->cookies = new Jar();
}
/**
* Is the response a redirect?
*
* @return boolean True if redirect (3xx status), false if not.
*/
public function is_redirect() {
$code = $this->status_code;
return in_array($code, [300, 301, 302, 303, 307], true) || $code > 307 && $code < 400;
}
/**
* Throws an exception if the request was not successful
*
* @param boolean $allow_redirects Set to false to throw on a 3xx as well
*
* @throws \WpOrg\Requests\Exception If `$allow_redirects` is false, and code is 3xx (`response.no_redirects`)
* @throws \WpOrg\Requests\Exception\Http On non-successful status code. Exception class corresponds to "Status" + code (e.g. {@see \WpOrg\Requests\Exception\Http\Status404})
*/
public function throw_for_status($allow_redirects = true) {
if ($this->is_redirect()) {
if ($allow_redirects !== true) {
throw new Exception('Redirection not allowed', 'response.no_redirects', $this);
}
} elseif (!$this->success) {
$exception = Http::get_class($this->status_code);
throw new $exception(null, $this);
}
}
/**
* JSON decode the response body.
*
* The method parameters are the same as those for the PHP native `json_decode()` function.
*
* @link https://php.net/json-decode
*
* @param bool|null $associative Optional. When `true`, JSON objects will be returned as associative arrays;
* When `false`, JSON objects will be returned as objects.
* When `null`, JSON objects will be returned as associative arrays
* or objects depending on whether `JSON_OBJECT_AS_ARRAY` is set in the flags.
* Defaults to `true` (in contrast to the PHP native default of `null`).
* @param int $depth Optional. Maximum nesting depth of the structure being decoded.
* Defaults to `512`.
* @param int $options Optional. Bitmask of JSON_BIGINT_AS_STRING, JSON_INVALID_UTF8_IGNORE,
* JSON_INVALID_UTF8_SUBSTITUTE, JSON_OBJECT_AS_ARRAY, JSON_THROW_ON_ERROR.
* Defaults to `0` (no options set).
*
* @return array
*
* @throws \WpOrg\Requests\Exception If `$this->body` is not valid json.
*/
public function decode_body($associative = true, $depth = 512, $options = 0) {
$data = json_decode($this->body, $associative, $depth, $options);
if (json_last_error() !== JSON_ERROR_NONE) {
$last_error = json_last_error_msg();
throw new Exception('Unable to parse JSON data: ' . $last_error, 'response.invalid', $this);
}
return $data;
}
}
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