CMS: Unknown Server IP: 162.214.74.50 Root: /home/iideug/public_html/harshils.iideug.com Directory: home/iideug/public_html/charu.iideug.com/wp-includes/SimplePie/src
File: /home/iideug/public_html/charu.iideug.com/wp-includes/SimplePie/src/Locator.php <?php // SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue // SPDX-License-Identifier: BSD-3-Clause declare(strict_types=1); namespace SimplePie; use DomDocument; use Psr\Http\Client\ClientInterface; use Psr\Http\Message\RequestFactoryInterface; use Psr\Http\Message\UriFactoryInterface; use SimplePie\HTTP\Client; use SimplePie\HTTP\ClientException; use SimplePie\HTTP\FileClient; use SimplePie\HTTP\Psr18Client; use SimplePie\HTTP\Response; /** * Used for feed auto-discovery * * * This class can be overloaded with {@see \SimplePie\SimplePie::set_locator_class()} */ class Locator implements RegistryAware { /** @var ?string */ public $useragent = null; /** @var int */ public $timeout = 10; /** @var File */ public $file; /** @var string[] */ public $local = []; /** @var string[] */ public $elsewhere = []; /** @var array<mixed> */ public $cached_entities = []; /** @var string */ public $http_base; /** @var string */ public $base; /** @var int */ public $base_location = 0; /** @var int */ public $checked_feeds = 0; /** @var int */ public $max_checked_feeds = 10; /** @var bool */ public $force_fsockopen = false; /** @var array<int, mixed> */ public $curl_options = []; /** @var ?\DomDocument */ public $dom; /** @var ?Registry */ protected $registry; /** * @var Client|null */ private $http_client = null; /** * @param array<int, mixed> $curl_options */ public function __construct(File $file, int $timeout = 10, ?string $useragent = null, int $max_checked_feeds = 10, bool $force_fsockopen = false, array $curl_options = []) { $this->file = $file; $this->useragent = $useragent; $this->timeout = $timeout; $this->max_checked_feeds = $max_checked_feeds; $this->force_fsockopen = $force_fsockopen; $this->curl_options = $curl_options; $body = $this->file->get_body_content(); if (class_exists('DOMDocument') && $body != '') { $this->dom = new \DOMDocument(); set_error_handler([Misc::class, 'silence_errors']); try { $this->dom->loadHTML($body); } catch (\Throwable $ex) { $this->dom = null; } restore_error_handler(); } else { $this->dom = null; } } /** * Set a PSR-18 client and PSR-17 factories * * Allows you to use your own HTTP client implementations. */ final public function set_http_client( ClientInterface $http_client, RequestFactoryInterface $request_factory, UriFactoryInterface $uri_factory ): void { $this->http_client = new Psr18Client($http_client, $request_factory, $uri_factory); } /** * @return void */ public function set_registry(\SimplePie\Registry $registry) { $this->registry = $registry; } /** * @param SimplePie::LOCATOR_* $type * @param array<Response>|null $working * @return Response|null */ public function find(int $type = \SimplePie\SimplePie::LOCATOR_ALL, ?array &$working = null) { assert($this->registry !== null); if ($this->is_feed($this->file)) { return $this->file; } if (Misc::is_remote_uri($this->file->get_final_requested_uri())) { $sniffer = $this->registry->create(Content\Type\Sniffer::class, [$this->file]); if ($sniffer->get_type() !== 'text/html') { return null; } } if ($type & ~\SimplePie\SimplePie::LOCATOR_NONE) { $this->get_base(); } if ($type & \SimplePie\SimplePie::LOCATOR_AUTODISCOVERY && $working = $this->autodiscovery()) { return $working[0]; } if ($type & (\SimplePie\SimplePie::LOCATOR_LOCAL_EXTENSION | \SimplePie\SimplePie::LOCATOR_LOCAL_BODY | \SimplePie\SimplePie::LOCATOR_REMOTE_EXTENSION | \SimplePie\SimplePie::LOCATOR_REMOTE_BODY) && $this->get_links()) { if ($type & \SimplePie\SimplePie::LOCATOR_LOCAL_EXTENSION && $working = $this->extension($this->local)) { return $working[0]; } if ($type & \SimplePie\SimplePie::LOCATOR_LOCAL_BODY && $working = $this->body($this->local)) { return $working[0]; } if ($type & \SimplePie\SimplePie::LOCATOR_REMOTE_EXTENSION && $working = $this->extension($this->elsewhere)) { return $working[0]; } if ($type & \SimplePie\SimplePie::LOCATOR_REMOTE_BODY && $working = $this->body($this->elsewhere)) { return $working[0]; } } return null; } /** * @return bool */ public function is_feed(Response $file, bool $check_html = false) { assert($this->registry !== null); if (Misc::is_remote_uri($file->get_final_requested_uri())) { $sniffer = $this->registry->create(Content\Type\Sniffer::class, [$file]); $sniffed = $sniffer->get_type(); $mime_types = ['application/rss+xml', 'application/rdf+xml', 'text/rdf', 'application/atom+xml', 'text/xml', 'application/xml', 'application/x-rss+xml']; if ($check_html) { $mime_types[] = 'text/html'; } return in_array($sniffed, $mime_types); } elseif (is_file($file->get_final_requested_uri())) { return true; } else { return false; } } /** * @return void */ public function get_base() { assert($this->registry !== null); if ($this->dom === null) { throw new \SimplePie\Exception('DOMDocument not found, unable to use locator'); } $this->http_base = $this->file->get_final_requested_uri(); $this->base = $this->http_base; $elements = $this->dom->getElementsByTagName('base'); foreach ($elements as $element) { if ($element->hasAttribute('href')) { $base = $this->registry->call(Misc::class, 'absolutize_url', [trim($element->getAttribute('href')), $this->http_base]); if ($base === false) { continue; } $this->base = $base; $this->base_location = method_exists($element, 'getLineNo') ? $element->getLineNo() : 0; break; } } } /** * @return array<Response>|null */ public function autodiscovery() { $done = []; $feeds = []; $feeds = array_merge($feeds, $this->search_elements_by_tag('link', $done, $feeds)); $feeds = array_merge($feeds, $this->search_elements_by_tag('a', $done, $feeds)); $feeds = array_merge($feeds, $this->search_elements_by_tag('area', $done, $feeds)); if (!empty($feeds)) { return array_values($feeds); } return null; } /** * @param string[] $done * @param array<string, Response> $feeds * @return array<string, Response> */ protected function search_elements_by_tag(string $name, array &$done, array $feeds) { assert($this->registry !== null); if ($this->dom === null) { throw new \SimplePie\Exception('DOMDocument not found, unable to use locator'); } $links = $this->dom->getElementsByTagName($name); foreach ($links as $link) { if ($this->checked_feeds === $this->max_checked_feeds) { break; } if ($link->hasAttribute('href') && $link->hasAttribute('rel')) { $rel = array_unique($this->registry->call(Misc::class, 'space_separated_tokens', [strtolower($link->getAttribute('rel'))])); $line = method_exists($link, 'getLineNo') ? $link->getLineNo() : 1; if ($this->base_location < $line) { $href = $this->registry->call(Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->base]); } else { $href = $this->registry->call(Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->http_base]); } if ($href === false) { continue; } if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !in_array('stylesheet', $rel) && $link->hasAttribute('type') && in_array(strtolower($this->registry->call(Misc::class, 'parse_mime', [$link->getAttribute('type')])), ['text/html', 'application/rss+xml', 'application/atom+xml'])) && !isset($feeds[$href])) { $this->checked_feeds++; $headers = [ 'Accept' => SimplePie::DEFAULT_HTTP_ACCEPT_HEADER, ]; try { $feed = $this->get_http_client()->request(Client::METHOD_GET, $href, $headers); if ((!Misc::is_remote_uri($feed->get_final_requested_uri()) || ($feed->get_status_code() === 200 || $feed->get_status_code() > 206 && $feed->get_status_code() < 300)) && $this->is_feed($feed, true)) { $feeds[$href] = $feed; } } catch (ClientException $th) { // Just mark it as done and continue. } } $done[] = $href; } } return $feeds; } /** * @return true|null */ public function get_links() { assert($this->registry !== null); if ($this->dom === null) { throw new \SimplePie\Exception('DOMDocument not found, unable to use locator'); } $links = $this->dom->getElementsByTagName('a'); foreach ($links as $link) { if ($link->hasAttribute('href')) { $href = trim($link->getAttribute('href')); $parsed = $this->registry->call(Misc::class, 'parse_url', [$href]); if ($parsed['scheme'] === '' || preg_match('/^(https?|feed)?$/i', $parsed['scheme'])) { if (method_exists($link, 'getLineNo') && $this->base_location < $link->getLineNo()) { $href = $this->registry->call(Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->base]); } else { $href = $this->registry->call(Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->http_base]); } if ($href === false) { continue; } $current = $this->registry->call(Misc::class, 'parse_url', [$this->file->get_final_requested_uri()]); if ($parsed['authority'] === '' || $parsed['authority'] === $current['authority']) { $this->local[] = $href; } else { $this->elsewhere[] = $href; } } } } $this->local = array_unique($this->local); $this->elsewhere = array_unique($this->elsewhere); if (!empty($this->local) || !empty($this->elsewhere)) { return true; } return null; } /** * Extracts first `link` element with given `rel` attribute inside the `head` element. * * @return string|null */ public function get_rel_link(string $rel) { assert($this->registry !== null); if ($this->dom === null) { throw new \SimplePie\Exception('DOMDocument not found, unable to use '. 'locator'); } if (!class_exists('DOMXpath')) { throw new \SimplePie\Exception('DOMXpath not found, unable to use '. 'get_rel_link'); } $xpath = new \DOMXpath($this->dom); $query = '(//head)[1]/link[@rel and @href]'; /** @var \DOMNodeList<\DOMElement> */ $queryResult = $xpath->query($query); foreach ($queryResult as $link) { $href = trim($link->getAttribute('href')); $parsed = $this->registry->call(Misc::class, 'parse_url', [$href]); if ($parsed['scheme'] === '' || preg_match('/^https?$/i', $parsed['scheme'])) { if (method_exists($link, 'getLineNo') && $this->base_location < $link->getLineNo()) { $href = $this->registry->call( Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->base] ); } else { $href = $this->registry->call( Misc::class, 'absolutize_url', [trim($link->getAttribute('href')), $this->http_base] ); } if ($href === false) { return null; } $rel_values = explode(' ', strtolower($link->getAttribute('rel'))); if (in_array($rel, $rel_values)) { return $href; } } } return null; } /** * @param string[] $array * @return array<Response>|null */ public function extension(array &$array) { foreach ($array as $key => $value) { if ($this->checked_feeds === $this->max_checked_feeds) { break; } $extension = strrchr($value, '.'); if ($extension !== false && in_array(strtolower($extension), ['.rss', '.rdf', '.atom', '.xml'])) { $this->checked_feeds++; $headers = [ 'Accept' => SimplePie::DEFAULT_HTTP_ACCEPT_HEADER, ]; try { $feed = $this->get_http_client()->request(Client::METHOD_GET, $value, $headers); if ((!Misc::is_remote_uri($feed->get_final_requested_uri()) || ($feed->get_status_code() === 200 || $feed->get_status_code() > 206 && $feed->get_status_code() < 300)) && $this->is_feed($feed)) { return [$feed]; } } catch (ClientException $th) { // Just unset and continue. } unset($array[$key]); } } return null; } /** * @param string[] $array * @return array<Response>|null */ public function body(array &$array) { foreach ($array as $key => $value) { if ($this->checked_feeds === $this->max_checked_feeds) { break; } if (preg_match('/(feed|rss|rdf|atom|xml)/i', $value)) { $this->checked_feeds++; $headers = [ 'Accept' => SimplePie::DEFAULT_HTTP_ACCEPT_HEADER, ]; try { $feed = $this->get_http_client()->request(Client::METHOD_GET, $value, $headers); if ((!Misc::is_remote_uri($feed->get_final_requested_uri()) || ($feed->get_status_code() === 200 || $feed->get_status_code() > 206 && $feed->get_status_code() < 300)) && $this->is_feed($feed)) { return [$feed]; } } catch (ClientException $th) { // Just unset and continue. } unset($array[$key]); } } return null; } /** * Get a HTTP client */ private function get_http_client(): Client { assert($this->registry !== null); if ($this->http_client === null) { $options = [ 'timeout' => $this->timeout, 'redirects' => 5, 'force_fsockopen' => $this->force_fsockopen, 'curl_options' => $this->curl_options, ]; if ($this->useragent !== null) { $options['useragent'] = $this->useragent; } return new FileClient( $this->registry, $options ); } return $this->http_client; } } class_alias('SimplePie\Locator', 'SimplePie_Locator', false);
Name	Size	Modify	Permissions	Actions
Cache	dir	2026-05-14 06:20:27	755	U
XML	dir	2026-03-23 04:53:15	755	U
Exception.php	355 b	2025-09-16 22:47:32	644	U E O D
Locator.php	16.3 kb	2025-09-16 22:47:32	644	U E O D
Parser.php	34.1 kb	2025-09-16 22:47:32	644	U E O D
SimplePie.php	125.1 kb	2025-09-16 22:47:32	644	U E O D
Source.php	23.2 kb	2025-09-16 22:47:32	644	U E O D