mirror of
https://github.com/e107inc/e107.git
synced 2025-08-07 07:06:30 +02:00
68 lines
1.8 KiB
PHP
68 lines
1.8 KiB
PHP
<?php
|
|
/**
|
|
* e107 website system
|
|
*
|
|
* Copyright (C) 2008-2020 e107 Inc (e107.org)
|
|
* Released under the terms and conditions of the
|
|
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt)
|
|
*
|
|
* Shims for PHP internal functions
|
|
* readfile()
|
|
*/
|
|
|
|
namespace e107\Shims\Internal;
|
|
|
|
/**
|
|
*
|
|
*/
|
|
trait ReadfileTrait
|
|
{
|
|
/**
|
|
* Outputs a file
|
|
*
|
|
* Resilient replacement for PHP internal readfile()
|
|
*
|
|
* @see https://github.com/e107inc/e107/issues/3528 Why this method was implemented
|
|
* @param string $filename The filename being read.
|
|
* @param bool $use_include_path You can use the optional second parameter and set it to TRUE,
|
|
* if you want to search for the file in the include_path, too.
|
|
* @param resource $context A context stream resource.
|
|
* @return int|bool Returns the number of bytes read from the file.
|
|
* If an error occurs, FALSE is returned.
|
|
*/
|
|
public static function readfile($filename, $use_include_path = FALSE, $context = NULL)
|
|
{
|
|
$output = @readfile($filename, $use_include_path, $context);
|
|
if ($output === NULL)
|
|
{
|
|
return self::readfile_alt($filename, $use_include_path, $context);
|
|
}
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Outputs a file
|
|
*
|
|
* Alternative implementation using file streams
|
|
*
|
|
* @param $filename
|
|
* @param bool $use_include_path
|
|
* @param resource $context
|
|
* @return bool|int
|
|
*/
|
|
public static function readfile_alt($filename, $use_include_path = FALSE, $context = NULL)
|
|
{
|
|
// fopen() silently returns false if there is no context
|
|
if (!is_resource($context)) $context = stream_context_create();
|
|
|
|
$handle = @fopen($filename, 'rb', $use_include_path, $context);
|
|
if ($handle === FALSE) return FALSE;
|
|
while (!feof($handle))
|
|
{
|
|
echo(fread($handle, 8192));
|
|
}
|
|
fclose($handle);
|
|
return filesize($filename);
|
|
}
|
|
}
|