ILIAS  release_6 Revision v6.24-5-g0c8bfefb3b8
class.ilUploadFiles.php
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1<?php
2/*
3 +-----------------------------------------------------------------------------+
4 | ILIAS open source |
5 +-----------------------------------------------------------------------------+
6 | Copyright (c) 1998-2009 ILIAS open source, University of Cologne |
7 | |
8 | This program is free software; you can redistribute it and/or |
9 | modify it under the terms of the GNU General Public License |
10 | as published by the Free Software Foundation; either version 2 |
11 | of the License, or (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
21 +-----------------------------------------------------------------------------+
22*/
23
34{
46 public static function _getUploadDirectory()
47 {
48 global $DIC;
49 $rbacsystem = $DIC['rbacsystem'];
50
51 if (!$rbacsystem->checkAccess('write', SYSTEM_FOLDER_ID)) {
52 return '';
53 }
54
55 $lm_set = new ilSetting("lm");
56 $upload_dir = $lm_set->get("cont_upload_dir");
57
58 if (is_dir($upload_dir) and is_readable($upload_dir)) {
59 return $upload_dir;
60 } else {
61 return '';
62 }
63 }
64
71 public static function _getUploadFiles()
72 {
73 if (!$upload_dir = self::_getUploadDirectory()) {
74 return array();
75 }
76
77 // get the sorted content of the upload directory
78 $handle = opendir($upload_dir);
79 $files = array();
80 while (false !== ($file = readdir($handle))) {
81 $full_path = $upload_dir . "/" . $file;
82 if (is_file($full_path) and is_readable($full_path)) {
83 $files[] = $file;
84 }
85 }
86 closedir($handle);
87 sort($files);
88 reset($files);
89
90 return $files;
91 }
92
100 public static function _checkUploadFile($a_file)
101 {
102 $files = self::_getUploadFiles();
103
104 return in_array($a_file, $files);
105 }
106
115 public static function _copyUploadFile($a_file, $a_target, $a_raise_errors = true)
116 {
117 global $DIC;
118 $lng = $DIC['lng'];
119 $ilias = $DIC['ilias'];
120
121 $file = self::_getUploadDirectory() . "/" . $a_file;
122
123 // check if file exists
124 if (!is_file($file)) {
125 if ($a_raise_errors) {
126 $ilias->raiseError($lng->txt("upload_error_file_not_found"), $ilias->error_obj->MESSAGE);
127 } else {
128 ilUtil::sendFailure($lng->txt("upload_error_file_not_found"), true);
129 }
130 return false;
131 }
132
133 // virus handling
134 $vir = ilUtil::virusHandling($file, $a_file);
135 if (!$vir[0]) {
136 if ($a_raise_errors) {
137 $ilias->raiseError(
138 $lng->txt("file_is_infected") . "<br />" .
139 $vir[1],
140 $ilias->error_obj->MESSAGE
141 );
142 } else {
143 ilUtil::sendFailure($lng->txt("file_is_infected") . "<br />" .
144 $vir[1], true);
145 }
146 return false;
147 } else {
148 if ($vir[1] != "") {
149 ilUtil::sendInfo($vir[1], true);
150 }
151 return copy($file, $a_target);
152 }
153 }
154}
An exception for terminatinating execution or to throw for unit testing.
ILIAS Setting Class.
static _getUploadFiles()
Get a list of readable files in the upload directory.
static _copyUploadFile($a_file, $a_target, $a_raise_errors=true)
copy an uploaded file to the target directory (including virus check)
static _checkUploadFile($a_file)
Check if a file exists in the upload directory and is readable.
static _getUploadDirectory()
Get the directory with uploaded files.
static sendFailure($a_info="", $a_keep=false)
Send Failure Message to Screen.
static virusHandling($a_file, $a_orig_name="", $a_clean=true)
scan file for viruses and clean files if possible
static sendInfo($a_info="", $a_keep=false)
Send Info Message to Screen.
$lng
$lm_set
$DIC
Definition: xapitoken.php:46