mirror of
https://git.code.sf.net/p/seeddms/code
synced 2024-10-16 21:12:29 +00:00
530 lines
24 KiB
PHP
530 lines
24 KiB
PHP
<?php
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/**
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* Implementation of various file system operations
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*
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* @category DMS
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* @package SeedDMS_Core
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* @license GPL 2
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* @version @version@
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2002-2005 Markus Westphal,
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* 2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
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* 2010-2022 Uwe Steinmann
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* @version Release: @package_version@
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*/
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/**
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* Class to file operation in the document management system
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* Use the methods of this class only for files below the content
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* directory but not for temporäry files, cache files or log files.
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*
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* @category DMS
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* @package SeedDMS_Core
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* @author Markus Westphal, Malcolm Cowe, Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2002-2005 Markus Westphal,
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* 2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
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* 2010-2022 Uwe Steinmann
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* @version Release: @package_version@
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*/
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class SeedDMS_Core_File {
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/**
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* @param $old
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* @param $new
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* @return bool
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*/
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static function renameFile($old, $new) { /* {{{ */
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return @rename($old, $new);
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} /* }}} */
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/**
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* @param $file
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* @return bool
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*/
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static function removeFile($file) { /* {{{ */
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return @unlink($file);
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} /* }}} */
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/**
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* @param $source
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* @param $target
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* @return bool
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*/
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static function copyFile($source, $target) { /* {{{ */
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return @copy($source, $target);
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} /* }}} */
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/**
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* @param $source
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* @param $target
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* @return bool
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*/
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static function moveFile($source, $target) { /* {{{ */
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/** @noinspection PhpUndefinedFunctionInspection */
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if (!self::copyFile($source, $target))
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return false;
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/** @noinspection PhpUndefinedFunctionInspection */
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return self::removeFile($source);
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} /* }}} */
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/**
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* @param $file
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* @return bool|int
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*/
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static function fileSize($file) { /* {{{ */
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if(!$a = @fopen($file, 'r'))
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return false;
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fseek($a, 0, SEEK_END);
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$filesize = ftell($a);
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fclose($a);
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return $filesize;
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} /* }}} */
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/**
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* Return the mimetype of a given file
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*
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* This method uses finfo to determine the mimetype
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* but will correct some mimetypes which are
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* not propperly determined or could be more specific, e.g. text/plain
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* when it is actually text/markdown. In thoses cases
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* the file extension will be taken into account.
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*
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* @param string $filename name of file on disc
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* @return string mimetype
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*/
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static function mimetype($filename) { /* {{{ */
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$finfo = finfo_open(FILEINFO_MIME_TYPE);
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$mimetype = finfo_file($finfo, $filename);
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switch($mimetype) {
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case 'application/octet-stream':
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case 'text/plain':
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$lastDotIndex = strrpos($filename, ".");
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if($lastDotIndex === false) $fileType = ".";
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else $fileType = substr($filename, $lastDotIndex);
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if($fileType == '.md')
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$mimetype = 'text/markdown';
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break;
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}
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return $mimetype;
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} /* }}} */
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/**
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* @param integer $size
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* @param array $sizes list of units for 10^0, 10^3, 10^6, ..., 10^(n*3) bytes
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* @return string
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*/
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static function format_filesize($size, $sizes = array('Bytes', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB')) { /* {{{ */
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if ($size == 0) return('0 Bytes');
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if ($size == 1) return('1 Byte');
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/** @noinspection PhpIllegalArrayKeyTypeInspection */
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return (round($size/pow(1024, ($i = floor(log($size, 1024)))), 2) . ' ' . $sizes[$i]);
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} /* }}} */
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/**
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* Parses a string like '[0-9]+ *[BKMGT]*' into an integer
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* B,K,M,G,T stand for byte, kilo byte, mega byte, giga byte, tera byte
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* If the last character is omitted, bytes are assumed.
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*
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* @param $str
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* @return bool|int
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*/
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static function parse_filesize($str) { /* {{{ */
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if(!preg_match('/^([0-9]+) *([BKMGT]*)$/', trim($str), $matches))
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return false;
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$value = $matches[1];
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$unit = $matches[2] ? $matches[2] : 'B';
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switch($unit) {
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case 'T':
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return $value * 1024 * 1024 * 1024 *1024;
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break;
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case 'G':
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return $value * 1024 * 1024 * 1024;
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break;
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case 'M':
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return $value * 1024 * 1024;
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break;
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case 'K':
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return $value * 1024;
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break;
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default;
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return (int) $value;
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break;
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}
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/** @noinspection PhpUnreachableStatementInspection */
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return false;
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} /* }}} */
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/**
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* @param $file
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* @return string
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*/
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static function file_exists($file) { /* {{{ */
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return file_exists($file);
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} /* }}} */
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/**
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* @param $file
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* @return string
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*/
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static function checksum($file) { /* {{{ */
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return md5_file($file);
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} /* }}} */
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/**
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* @param $string mimetype
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* @return string file extension with the dot or an empty string
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*/
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static function fileExtension($mimetype) { /* {{{ */
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switch($mimetype) {
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case "application/pdf":
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case "image/png":
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case "image/gif":
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case "image/jpg":
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$expect = substr($mimetype, -3, 3);
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break;
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default:
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$mime_map = [
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'video/3gpp2' => '3g2',
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'video/3gp' => '3gp',
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'video/3gpp' => '3gp',
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'application/x-compressed' => '7zip',
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'audio/x-acc' => 'aac',
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'audio/ac3' => 'ac3',
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'application/postscript' => 'ai',
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'audio/x-aiff' => 'aif',
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'audio/aiff' => 'aif',
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'audio/x-au' => 'au',
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'video/x-msvideo' => 'avi',
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'video/msvideo' => 'avi',
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'video/avi' => 'avi',
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'application/x-troff-msvideo' => 'avi',
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'application/macbinary' => 'bin',
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'application/mac-binary' => 'bin',
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'application/x-binary' => 'bin',
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'application/x-macbinary' => 'bin',
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'image/bmp' => 'bmp',
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'image/x-bmp' => 'bmp',
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'image/x-bitmap' => 'bmp',
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'image/x-xbitmap' => 'bmp',
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'image/x-win-bitmap' => 'bmp',
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'image/x-windows-bmp' => 'bmp',
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'image/ms-bmp' => 'bmp',
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'image/x-ms-bmp' => 'bmp',
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'application/bmp' => 'bmp',
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'application/x-bmp' => 'bmp',
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'application/x-win-bitmap' => 'bmp',
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'application/cdr' => 'cdr',
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'application/coreldraw' => 'cdr',
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'application/x-cdr' => 'cdr',
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'application/x-coreldraw' => 'cdr',
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'image/cdr' => 'cdr',
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'image/x-cdr' => 'cdr',
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'zz-application/zz-winassoc-cdr' => 'cdr',
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'application/mac-compactpro' => 'cpt',
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'application/pkix-crl' => 'crl',
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'application/pkcs-crl' => 'crl',
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'application/x-x509-ca-cert' => 'crt',
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'application/pkix-cert' => 'crt',
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'text/css' => 'css',
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'text/x-comma-separated-values' => 'csv',
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'text/comma-separated-values' => 'csv',
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'application/vnd.msexcel' => 'csv',
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'application/x-director' => 'dcr',
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'application/vnd.openxmlformats-officedocument.wordprocessingml.document' => 'docx',
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'application/x-dvi' => 'dvi',
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'message/rfc822' => 'eml',
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'application/x-msdownload' => 'exe',
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'video/x-f4v' => 'f4v',
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'audio/x-flac' => 'flac',
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'video/x-flv' => 'flv',
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'image/gif' => 'gif',
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'application/gpg-keys' => 'gpg',
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'application/x-gtar' => 'gtar',
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'application/x-gzip' => 'gzip',
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'application/mac-binhex40' => 'hqx',
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'application/mac-binhex' => 'hqx',
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'application/x-binhex40' => 'hqx',
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'application/x-mac-binhex40' => 'hqx',
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'text/html' => 'html',
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'image/x-icon' => 'ico',
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'image/x-ico' => 'ico',
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'image/vnd.microsoft.icon' => 'ico',
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'text/calendar' => 'ics',
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'application/java-archive' => 'jar',
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'application/x-java-application' => 'jar',
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'application/x-jar' => 'jar',
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'image/jp2' => 'jp2',
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'video/mj2' => 'jp2',
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'image/jpx' => 'jp2',
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'image/jpm' => 'jp2',
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'image/jpeg' => 'jpeg',
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'image/pjpeg' => 'jpeg',
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'application/x-javascript' => 'js',
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'application/json' => 'json',
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'text/json' => 'json',
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'application/vnd.google-earth.kml+xml' => 'kml',
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'application/vnd.google-earth.kmz' => 'kmz',
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'text/x-log' => 'log',
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'audio/x-m4a' => 'm4a',
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'application/vnd.mpegurl' => 'm4u',
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'text/markdown' => 'md',
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'audio/midi' => 'mid',
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'application/vnd.mif' => 'mif',
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'video/quicktime' => 'mov',
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'video/x-sgi-movie' => 'movie',
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'audio/mpeg' => 'mp3',
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'audio/mpg' => 'mp3',
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'audio/mpeg3' => 'mp3',
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'audio/mp3' => 'mp3',
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'video/mp4' => 'mp4',
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'video/mpeg' => 'mpeg',
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'application/oda' => 'oda',
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'audio/ogg' => 'ogg',
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'video/ogg' => 'ogg',
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'application/ogg' => 'ogg',
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'application/x-pkcs10' => 'p10',
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'application/pkcs10' => 'p10',
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'application/x-pkcs12' => 'p12',
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'application/x-pkcs7-signature' => 'p7a',
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'application/pkcs7-mime' => 'p7c',
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'application/x-pkcs7-mime' => 'p7c',
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'application/x-pkcs7-certreqresp' => 'p7r',
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'application/pkcs7-signature' => 'p7s',
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'application/pdf' => 'pdf',
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'application/octet-stream' => 'pdf',
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'application/x-x509-user-cert' => 'pem',
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'application/x-pem-file' => 'pem',
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'application/pgp' => 'pgp',
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'application/x-httpd-php' => 'php',
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'application/php' => 'php',
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'application/x-php' => 'php',
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'text/php' => 'php',
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'text/x-php' => 'php',
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'application/x-httpd-php-source' => 'php',
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'image/png' => 'png',
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'image/x-png' => 'png',
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'application/powerpoint' => 'ppt',
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'application/vnd.ms-powerpoint' => 'ppt',
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'application/vnd.ms-office' => 'ppt',
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'application/msword' => 'doc',
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'application/vnd.openxmlformats-officedocument.presentationml.presentation' => 'pptx',
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'application/x-photoshop' => 'psd',
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'image/vnd.adobe.photoshop' => 'psd',
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'audio/x-realaudio' => 'ra',
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'audio/x-pn-realaudio' => 'ram',
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'application/x-rar' => 'rar',
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'application/rar' => 'rar',
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'application/x-rar-compressed' => 'rar',
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'audio/x-pn-realaudio-plugin' => 'rpm',
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'application/x-pkcs7' => 'rsa',
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'text/rtf' => 'rtf',
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'text/richtext' => 'rtx',
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'video/vnd.rn-realvideo' => 'rv',
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'application/x-stuffit' => 'sit',
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'application/smil' => 'smil',
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'text/srt' => 'srt',
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'image/svg+xml' => 'svg',
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'application/x-shockwave-flash' => 'swf',
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'application/x-tar' => 'tar',
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'application/x-gzip-compressed' => 'tgz',
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'image/tiff' => 'tiff',
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'text/plain' => 'txt',
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'text/x-vcard' => 'vcf',
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'application/videolan' => 'vlc',
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'text/vtt' => 'vtt',
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'audio/x-wav' => 'wav',
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'audio/wave' => 'wav',
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'audio/wav' => 'wav',
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'application/wbxml' => 'wbxml',
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'video/webm' => 'webm',
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'audio/x-ms-wma' => 'wma',
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'application/wmlc' => 'wmlc',
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'video/x-ms-wmv' => 'wmv',
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'video/x-ms-asf' => 'wmv',
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'application/xhtml+xml' => 'xhtml',
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'application/excel' => 'xl',
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'application/msexcel' => 'xls',
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'application/x-msexcel' => 'xls',
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'application/x-ms-excel' => 'xls',
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'application/x-excel' => 'xls',
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'application/x-dos_ms_excel' => 'xls',
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'application/xls' => 'xls',
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'application/x-xls' => 'xls',
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'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' => 'xlsx',
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'application/vnd.ms-excel' => 'xlsx',
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'application/xml' => 'xml',
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'text/xml' => 'xml',
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'text/xsl' => 'xsl',
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'application/xspf+xml' => 'xspf',
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'application/x-compress' => 'z',
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'application/x-zip' => 'zip',
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'application/zip' => 'zip',
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'application/x-zip-compressed' => 'zip',
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'application/s-compressed' => 'zip',
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'multipart/x-zip' => 'zip',
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'text/x-scriptzsh' => 'zsh',
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];
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$expect = isset($mime_map[$mimetype]) === true ? $mime_map[$mimetype] : '';
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}
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return $expect;
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} /* }}} */
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/**
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* @param $old
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* @param $new
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* @return bool
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*/
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static function renameDir($old, $new) { /* {{{ */
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return @rename($old, $new);
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} /* }}} */
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/**
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* @param $path
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* @return bool
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*/
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static function makeDir($path) { /* {{{ */
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if( !is_dir( $path ) ){
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$res=@mkdir( $path , 0777, true);
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if (!$res) return false;
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}
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return true;
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/* some old code
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if (strncmp($path, DIRECTORY_SEPARATOR, 1) == 0) {
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$mkfolder = DIRECTORY_SEPARATOR;
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}
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else {
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$mkfolder = "";
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}
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$path = preg_split( "/[\\\\\/]/" , $path );
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for( $i=0 ; isset( $path[$i] ) ; $i++ )
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{
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if(!strlen(trim($path[$i])))continue;
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$mkfolder .= $path[$i];
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if( !is_dir( $mkfolder ) ){
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$res=@mkdir( "$mkfolder" , 0777);
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if (!$res) return false;
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}
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$mkfolder .= DIRECTORY_SEPARATOR;
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}
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return true;
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// patch from alekseynfor safe_mod or open_basedir
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global $settings;
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$path = substr_replace ($path, "/", 0, strlen($settings->_contentDir));
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$mkfolder = $settings->_contentDir;
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$path = preg_split( "/[\\\\\/]/" , $path );
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for( $i=0 ; isset( $path[$i] ) ; $i++ )
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{
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if(!strlen(trim($path[$i])))continue;
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$mkfolder .= $path[$i];
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if( !is_dir( $mkfolder ) ){
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$res= @mkdir( "$mkfolder" , 0777);
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if (!$res) return false;
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}
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$mkfolder .= DIRECTORY_SEPARATOR;
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}
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return true;
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*/
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} /* }}} */
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/**
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* @param $path
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* @return bool
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*/
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static function removeDir($path) { /* {{{ */
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$handle = @opendir($path);
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while ($entry = @readdir($handle) )
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{
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if ($entry == ".." || $entry == ".")
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continue;
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else if (is_dir($path . DIRECTORY_SEPARATOR . $entry))
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{
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if (!self::removeDir($path . DIRECTORY_SEPARATOR . $entry ))
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return false;
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}
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else
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{
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if (!@unlink($path . DIRECTORY_SEPARATOR . $entry))
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return false;
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}
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}
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@closedir($handle);
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return @rmdir($path);
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} /* }}} */
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/**
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* @param $sourcePath
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* @param $targetPath
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* @return bool
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*/
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static function copyDir($sourcePath, $targetPath) { /* {{{ */
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if (mkdir($targetPath, 0777)) {
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$handle = @opendir($sourcePath);
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while ($entry = @readdir($handle) ) {
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if ($entry == ".." || $entry == ".")
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continue;
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else if (is_dir($sourcePath . $entry)) {
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if (!self::copyDir($sourcePath . DIRECTORY_SEPARATOR . $entry, $targetPath . DIRECTORY_SEPARATOR . $entry))
|
|
return false;
|
|
} else {
|
|
if (!@copy($sourcePath . DIRECTORY_SEPARATOR . $entry, $targetPath . DIRECTORY_SEPARATOR . $entry))
|
|
return false;
|
|
}
|
|
}
|
|
@closedir($handle);
|
|
}
|
|
else
|
|
return false;
|
|
|
|
return true;
|
|
} /* }}} */
|
|
|
|
/**
|
|
* @param $sourcePath
|
|
* @param $targetPath
|
|
* @return bool
|
|
*/
|
|
static function moveDir($sourcePath, $targetPath) { /* {{{ */
|
|
/** @noinspection PhpUndefinedFunctionInspection */
|
|
if (!self::copyDir($sourcePath, $targetPath))
|
|
return false;
|
|
/** @noinspection PhpUndefinedFunctionInspection */
|
|
return self::removeDir($sourcePath);
|
|
} /* }}} */
|
|
|
|
// code by Kioob (php.net manual)
|
|
/**
|
|
* @param $source
|
|
* @param bool $level
|
|
* @return bool|string
|
|
*/
|
|
static function gzcompressfile($source, $level=false) { /* {{{ */
|
|
$dest=$source.'.gz';
|
|
$mode='wb'.$level;
|
|
$error=false;
|
|
if($fp_out=@gzopen($dest,$mode)) {
|
|
if($fp_in=@fopen($source,'rb')) {
|
|
while(!feof($fp_in))
|
|
@gzwrite($fp_out,fread($fp_in,1024*512));
|
|
@fclose($fp_in);
|
|
}
|
|
else $error=true;
|
|
@gzclose($fp_out);
|
|
}
|
|
else $error=true;
|
|
|
|
if($error) return false;
|
|
else return $dest;
|
|
} /* }}} */
|
|
}
|