ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
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 static function _getUploadDirectory()
47 {
48 global $rbacsystem;
49
50 if(!$rbacsystem->checkAccess('write', SYSTEM_FOLDER_ID))
51 {
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 {
60 return $upload_dir;
61 }
62 else
63 {
64 return '';
65 }
66 }
67
74 static function _getUploadFiles()
75 {
76 if (!$upload_dir = self::_getUploadDirectory())
77 {
78 return array();
79 }
80
81 // get the sorted content of the upload directory
82 $handle = opendir($upload_dir);
83 $files = array();
84 while (false !== ($file = readdir($handle)))
85 {
86 $full_path = $upload_dir . "/". $file;
87 if (is_file($full_path) and is_readable($full_path))
88 {
89 $files[] = $file;
90 }
91 }
92 closedir($handle);
93 sort($files);
94 reset($files);
95
96 return $files;
97 }
98
106 static function _checkUploadFile($a_file)
107 {
108 $files = self::_getUploadFiles();
109
110 return in_array($a_file, $files);
111 }
112
121 static function _copyUploadFile($a_file, $a_target, $a_raise_errors = true)
122 {
123 global $lng, $ilias;
124
125 $file = self::_getUploadDirectory() . "/". $a_file;
126
127 // check if file exists
128 if (!is_file($file))
129 {
130 if ($a_raise_errors)
131 {
132 $ilias->raiseError($lng->txt("upload_error_file_not_found"), $ilias->error_obj->MESSAGE);
133 }
134 else
135 {
136 ilUtil::sendFailure($lng->txt("upload_error_file_not_found"), true);
137 }
138 return false;
139 }
140
141 // virus handling
142 $vir = ilUtil::virusHandling($file, $a_file);
143 if (!$vir[0])
144 {
145 if ($a_raise_errors)
146 {
147 $ilias->raiseError($lng->txt("file_is_infected")."<br />".
148 $vir[1],
149 $ilias->error_obj->MESSAGE);
150 }
151 else
152 {
153 ilUtil::sendFailure($lng->txt("file_is_infected")."<br />".
154 $vir[1], true);
155 }
156 return false;
157 }
158 else
159 {
160 if ($vir[1] != "")
161 {
162 ilUtil::sendInfo($vir[1], true);
163 }
164 return copy($file, $a_target);
165 }
166 }
167
168}
169
170?>
print $file
ILIAS Setting Class.
static _getUploadFiles()
Get a list of readable files in the upload directory.
static _copyUploadFile($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.
global $lng
Definition: privfeed.php:40
$lm_set