diff options
Diffstat (limited to 'vendor/simplepie/simplepie/src/File.php')
| -rw-r--r-- | vendor/simplepie/simplepie/src/File.php | 218 |
1 files changed, 209 insertions, 9 deletions
diff --git a/vendor/simplepie/simplepie/src/File.php b/vendor/simplepie/simplepie/src/File.php index 25d3f7300..597661652 100644 --- a/vendor/simplepie/simplepie/src/File.php +++ b/vendor/simplepie/simplepie/src/File.php @@ -5,10 +5,7 @@ * A PHP-Based RSS and Atom Feed Framework. * Takes the hard work out of managing a complete RSS/Atom solution. * - * Please note: This file is automatically generated by a build script. The - * full original source is always available from http://simplepie.org/ - * - * Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors + * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are @@ -46,10 +43,213 @@ namespace SimplePie; -class_exists('SimplePie_File'); +/** + * Used for fetching remote files and reading local files + * + * Supports HTTP 1.0 via cURL or fsockopen, with spotty HTTP 1.1 support + * + * This class can be overloaded with {@see \SimplePie\SimplePie::set_file_class()} + * + * @package SimplePie + * @subpackage HTTP + * @todo Move to properly supporting RFC2616 (HTTP/1.1) + */ +class File +{ + public $url; + public $useragent; + public $success = true; + public $headers = []; + public $body; + public $status_code = 0; + public $redirects = 0; + public $error; + public $method = \SimplePie\SimplePie::FILE_SOURCE_NONE; + public $permanent_url; + + public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false, $curl_options = []) + { + if (class_exists('idna_convert')) { + $idn = new \idna_convert(); + $parsed = \SimplePie\Misc::parse_url($url); + $url = \SimplePie\Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], null); + } + $this->url = $url; + $this->permanent_url = $url; + $this->useragent = $useragent; + if (preg_match('/^http(s)?:\/\//i', $url)) { + if ($useragent === null) { + $useragent = ini_get('user_agent'); + $this->useragent = $useragent; + } + if (!is_array($headers)) { + $headers = []; + } + if (!$force_fsockopen && function_exists('curl_exec')) { + $this->method = \SimplePie\SimplePie::FILE_SOURCE_REMOTE | \SimplePie\SimplePie::FILE_SOURCE_CURL; + $fp = curl_init(); + $headers2 = []; + foreach ($headers as $key => $value) { + $headers2[] = "$key: $value"; + } + if (version_compare(\SimplePie\Misc::get_curl_version(), '7.10.5', '>=')) { + curl_setopt($fp, CURLOPT_ENCODING, ''); + } + curl_setopt($fp, CURLOPT_URL, $url); + curl_setopt($fp, CURLOPT_HEADER, 1); + curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1); + curl_setopt($fp, CURLOPT_FAILONERROR, 1); + curl_setopt($fp, CURLOPT_TIMEOUT, $timeout); + curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout); + curl_setopt($fp, CURLOPT_REFERER, \SimplePie\Misc::url_remove_credentials($url)); + curl_setopt($fp, CURLOPT_USERAGENT, $useragent); + curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2); + foreach ($curl_options as $curl_param => $curl_value) { + curl_setopt($fp, $curl_param, $curl_value); + } + + $this->headers = curl_exec($fp); + if (curl_errno($fp) === 23 || curl_errno($fp) === 61) { + curl_setopt($fp, CURLOPT_ENCODING, 'none'); + $this->headers = curl_exec($fp); + } + $this->status_code = curl_getinfo($fp, CURLINFO_HTTP_CODE); + if (curl_errno($fp)) { + $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp); + $this->success = false; + } else { + // Use the updated url provided by curl_getinfo after any redirects. + if ($info = curl_getinfo($fp)) { + $this->url = $info['url']; + } + curl_close($fp); + $this->headers = \SimplePie\HTTP\Parser::prepareHeaders($this->headers, $info['redirect_count'] + 1); + $parser = new \SimplePie\HTTP\Parser($this->headers); + if ($parser->parse()) { + $this->headers = $parser->headers; + $this->body = trim($parser->body); + $this->status_code = $parser->status_code; + if ((in_array($this->status_code, [300, 301, 302, 303, 307]) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) { + $this->redirects++; + $location = \SimplePie\Misc::absolutize_url($this->headers['location'], $url); + $previousStatusCode = $this->status_code; + $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen, $curl_options); + $this->permanent_url = ($previousStatusCode == 301) ? $location : $url; + return; + } + } + } + } else { + $this->method = \SimplePie\SimplePie::FILE_SOURCE_REMOTE | \SimplePie\SimplePie::FILE_SOURCE_FSOCKOPEN; + $url_parts = parse_url($url); + $socket_host = $url_parts['host']; + if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https') { + $socket_host = "ssl://$url_parts[host]"; + $url_parts['port'] = 443; + } + if (!isset($url_parts['port'])) { + $url_parts['port'] = 80; + } + $fp = @fsockopen($socket_host, $url_parts['port'], $errno, $errstr, $timeout); + if (!$fp) { + $this->error = 'fsockopen error: ' . $errstr; + $this->success = false; + } else { + stream_set_timeout($fp, $timeout); + if (isset($url_parts['path'])) { + if (isset($url_parts['query'])) { + $get = "$url_parts[path]?$url_parts[query]"; + } else { + $get = $url_parts['path']; + } + } else { + $get = '/'; + } + $out = "GET $get HTTP/1.1\r\n"; + $out .= "Host: $url_parts[host]\r\n"; + $out .= "User-Agent: $useragent\r\n"; + if (extension_loaded('zlib')) { + $out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n"; + } + + if (isset($url_parts['user']) && isset($url_parts['pass'])) { + $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n"; + } + foreach ($headers as $key => $value) { + $out .= "$key: $value\r\n"; + } + $out .= "Connection: Close\r\n\r\n"; + fwrite($fp, $out); + + $info = stream_get_meta_data($fp); -if (\false) { - class File extends \SimplePie_File - { - } + $this->headers = ''; + while (!$info['eof'] && !$info['timed_out']) { + $this->headers .= fread($fp, 1160); + $info = stream_get_meta_data($fp); + } + if (!$info['timed_out']) { + $parser = new \SimplePie\HTTP\Parser($this->headers); + if ($parser->parse()) { + $this->headers = $parser->headers; + $this->body = $parser->body; + $this->status_code = $parser->status_code; + if ((in_array($this->status_code, [300, 301, 302, 303, 307]) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) { + $this->redirects++; + $location = \SimplePie\Misc::absolutize_url($this->headers['location'], $url); + $previousStatusCode = $this->status_code; + $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen, $curl_options); + $this->permanent_url = ($previousStatusCode == 301) ? $location : $url; + return; + } + if (isset($this->headers['content-encoding'])) { + // Hey, we act dumb elsewhere, so let's do that here too + switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20"))) { + case 'gzip': + case 'x-gzip': + $decoder = new \SimplePie\Gzdecode($this->body); + if (!$decoder->parse()) { + $this->error = 'Unable to decode HTTP "gzip" stream'; + $this->success = false; + } else { + $this->body = trim($decoder->data); + } + break; + + case 'deflate': + if (($decompressed = gzinflate($this->body)) !== false) { + $this->body = $decompressed; + } elseif (($decompressed = gzuncompress($this->body)) !== false) { + $this->body = $decompressed; + } elseif (function_exists('gzdecode') && ($decompressed = gzdecode($this->body)) !== false) { + $this->body = $decompressed; + } else { + $this->error = 'Unable to decode HTTP "deflate" stream'; + $this->success = false; + } + break; + + default: + $this->error = 'Unknown content coding'; + $this->success = false; + } + } + } + } else { + $this->error = 'fsocket timed out'; + $this->success = false; + } + fclose($fp); + } + } + } else { + $this->method = \SimplePie\SimplePie::FILE_SOURCE_LOCAL | \SimplePie\SimplePie::FILE_SOURCE_FILE_GET_CONTENTS; + if (empty($url) || !($this->body = trim(file_get_contents($url)))) { + $this->error = 'file_get_contents could not read the file'; + $this->success = false; + } + } + } } + +class_alias('SimplePie\File', 'SimplePie_File'); |