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| author | Marc Alexander <admin@m-a-styles.de> | 2014-11-21 18:05:39 +0100 |
|---|---|---|
| committer | Marc Alexander <admin@m-a-styles.de> | 2014-11-21 21:37:43 +0100 |
| commit | a080173010c60fdc5b143c8341d18fcbb195f889 (patch) | |
| tree | d8458839fa49c49596db9f1ca032dac20d11efed /phpBB/phpbb | |
| parent | f719803fdc8f16430ed3e85625dd337da1de52d9 (diff) | |
| download | forums-a080173010c60fdc5b143c8341d18fcbb195f889.tar forums-a080173010c60fdc5b143c8341d18fcbb195f889.tar.gz forums-a080173010c60fdc5b143c8341d18fcbb195f889.tar.bz2 forums-a080173010c60fdc5b143c8341d18fcbb195f889.tar.xz forums-a080173010c60fdc5b143c8341d18fcbb195f889.zip | |
[ticket/13358] Add file_downloader as replacement for get_remote_file
PHPBB3-13358
Diffstat (limited to 'phpBB/phpbb')
| -rw-r--r-- | phpBB/phpbb/file_downloader.php | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/phpBB/phpbb/file_downloader.php b/phpBB/phpbb/file_downloader.php new file mode 100644 index 0000000000..0f33ae9941 --- /dev/null +++ b/phpBB/phpbb/file_downloader.php @@ -0,0 +1,137 @@ +<?php +/** +* +* This file is part of the phpBB Forum Software package. +* +* @copyright (c) phpBB Limited <https://www.phpbb.com> +* @license GNU General Public License, version 2 (GPL-2.0) +* +* For full copyright and license information, please see +* the docs/CREDITS.txt file. +* +*/ + +namespace phpbb; + +class file_downloader +{ + /** @var \phpbb\user */ + protected $user; + + /** @var string Error string */ + public $error_string = ''; + + /** @var int Error number */ + public $error_number = 0; + + /** + * Constructor + * + * @param \phpbb\user $user phpBB user object + */ + public function __construct(user $user) + { + $this->user = $user; + } + + /** + * Retrieve contents from remotely stored file + * + * @param string $host File host + * @param string $directory Directory file is in + * @param string $filename Filename of file to retrieve + * @param int $port Port to connect to; default: 80 + * @param int $timeout Connection timeout in seconds; default: 6 + * + * @return mixed File data as string if file can be read and there is no + * timeout, false if there were errors or the connection timed out + */ + function get($host, $directory, $filename, $port = 80, $timeout = 6) + { + if ($socket = @fsockopen($host, $port, $this->error_number, $this->error_string, $timeout)) + { + @fputs($socket, "GET $directory/$filename HTTP/1.0\r\n"); + @fputs($socket, "HOST: $host\r\n"); + @fputs($socket, "Connection: close\r\n\r\n"); + + $timer_stop = time() + $timeout; + stream_set_timeout($socket, $timeout); + + $file_info = ''; + $get_info = false; + + while (!@feof($socket)) + { + if ($get_info) + { + $file_info .= @fread($socket, 1024); + } + else + { + $line = @fgets($socket, 1024); + if ($line == "\r\n") + { + $get_info = true; + } + else if (stripos($line, '404 not found') !== false) + { + $this->error_string = $this->user->lang('FILE_NOT_FOUND', $filename); + return false; + } + } + + $stream_meta_data = stream_get_meta_data($socket); + + if (!empty($stream_meta_data['timed_out']) || time() >= $timer_stop) + { + $this->error_string = $this->user->lang['FSOCK_TIMEOUT']; + return false; + } + } + @fclose($socket); + } + else + { + if ($this->error_string) + { + $this->error_string = utf8_convert_message($this->error_string); + return false; + } + else + { + $this->error_string = $this->user->lang['FSOCK_DISABLED']; + return false; + } + } + + return $file_info; + } + + /** + * Set error string + * + * @param string $error_string Error string + * + * @return self + */ + public function set_error_string(&$error_string) + { + $this->error_string = &$error_string; + + return $this; + } + + /** + * Set error number + * + * @param int $error_number Error number + * + * @return self + */ + public function set_error_number(&$error_number) + { + $this->error_number = &$error_number; + + return $this; + } +} |