Definition:
function wp_get_http( $url, $file_path = false, $red = 1 ) {}
Perform a HTTP HEAD or GET request.
If $file_path is a writable filename, this will do a GET request and write the file to that path.
Parameters
- string $url: URL to fetch.
- string|bool $file_path: Optional. File path to write request to.
- int $red: (private) The number of Redirects followed, Upon 5 being hit, returns false.
Return values
returns:False on failure and string of headers if HEAD request.
Source code
function wp_get_http( $url, $file_path = false, $red = 1 ) {
@set_time_limit( 60 );
if ( $red > 5 )
return false;
$options = array();
$options['redirection'] = 5;
if ( false == $file_path )
$options['method'] = 'HEAD';
else
$options['method'] = 'GET';
$response = wp_remote_request($url, $options);
if ( is_wp_error( $response ) )
return false;
$headers = wp_remote_retrieve_headers( $response );
$headers['response'] = wp_remote_retrieve_response_code( $response );
// WP_HTTP no longer follows redirects for HEAD requests.
if ( 'HEAD' == $options['method'] && in_array($headers['response'], array(301, 302)) && isset( $headers['location'] ) ) {
return wp_get_http( $headers['location'], $file_path, ++$red );
}
if ( false == $file_path )
return $headers;
// GET request - write it to the supplied filename
$out_fp = fopen($file_path, 'w');
if ( !$out_fp )
return $headers;
fwrite( $out_fp, wp_remote_retrieve_body( $response ) );
fclose($out_fp);
clearstatcache();
return $headers;
}
3703

February 12, 2011 


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