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<?php
/**
* Feed API: WP_SimplePie_File class
*
* @package WordPress
* @subpackage Feed
* @since 4.7.0
*/
/**
* Core class for fetching remote files and reading local files with SimplePie.
*
* This uses Core's HTTP API to make requests, which gives plugins the ability
* to hook into the process.
*
* @since 2.8.0
*/
#[AllowDynamicProperties]
class WP_SimplePie_File extends SimplePie\File {
/**
* Timeout.
*
* @var int How long the connection should stay open in seconds.
*/
public $timeout = 10;
/**
* Constructor.
*
* @since 2.8.0
* @since 3.2.0 Updated to use a PHP5 constructor.
* @since 5.6.1 Multiple headers are concatenated into a comma-separated string,
* rather than remaining an array.
*
* @param string $url Remote file URL.
* @param int $timeout Optional. How long the connection should stay open in seconds.
* Default 10.
* @param int $redirects Optional. The number of allowed redirects. Default 5.
* @param string|array $headers Optional. Array or string of headers to send with the request.
* Default null.
* @param string $useragent Optional. User-agent value sent. Default null.
* @param bool $force_fsockopen Optional. Whether to force opening internet or unix domain socket
* connection or not. Default false.
*/
public function __construct( $url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false ) {
$this->url = $url;
$this->timeout = $timeout;
$this->redirects = $redirects;
$this->headers = $headers;
$this->useragent = $useragent;
$this->method = SimplePie\SimplePie::FILE_SOURCE_REMOTE;
if ( preg_match( '/^http(s)?:\/\//i', $url ) ) {
$args = array(
'timeout' => $this->timeout,
'redirection' => $this->redirects,
);
if ( ! empty( $this->headers ) ) {
$args['headers'] = $this->headers;
}
if ( SimplePie\Misc::get_default_useragent() !== $this->useragent ) { // Use default WP user agent unless custom has been specified.
$args['user-agent'] = $this->useragent;
}
$res = wp_safe_remote_request( $url, $args );
if ( is_wp_error( $res ) ) {
$this->error = 'WP HTTP Error: ' . $res->get_error_message();
$this->success = false;
} else {
$this->headers = wp_remote_retrieve_headers( $res );
/*
* SimplePie expects multiple headers to be stored as a comma-separated string,
* but `wp_remote_retrieve_headers()` returns them as an array, so they need
* to be converted.
*
* The only exception to that is the `content-type` header, which should ignore
* any previous values and only use the last one.
*
* @see SimplePie\HTTP\Parser::new_line().
*/
foreach ( $this->headers as $name => $value ) {
if ( ! is_array( $value ) ) {
continue;
}
if ( 'content-type' === $name ) {
$this->headers[ $name ] = array_pop( $value );
} else {
$this->headers[ $name ] = implode( ', ', $value );
}
}
$this->body = wp_remote_retrieve_body( $res );
$this->status_code = wp_remote_retrieve_response_code( $res );
}
} else {
$this->error = '';
$this->success = false;
}
}
}