ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
class.ilCourseFile.php
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1<?php
2/*
3 +-----------------------------------------------------------------------------+
4 | ILIAS open source |
5 +-----------------------------------------------------------------------------+
6 | Copyright (c) 1998-2001 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
24include_once('Modules/Course/classes/class.ilFSStorageCourse.php');
25
36{
37 var $ilErr;
38 var $ilDB;
39 var $tree;
40 var $lng;
41
42 var $course_id = null;
43 var $file_id = null;
44
45 private $fss_storage = null;
46
51 public function __construct($a_file_id = null)
52 {
53 global $ilErr,$ilDB,$lng;
54
55 $this->ilErr = $ilErr;
56 $this->db = $ilDB;
57 $this->lng = $lng;
58
59 $this->file_id = $a_file_id;
60 $this->__read();
61 }
62
72 public static function _cloneFiles($a_source_id,$a_target_id)
73 {
74 $source = new ilFSStorageCourse($a_source_id);
75
76 foreach(ilCourseFile::_readFilesByCourse($a_source_id) as $file_obj)
77 {
78 $new_file = new ilCourseFile();
79 $new_file->setCourseId($a_target_id);
80 $new_file->setFileName($file_obj->getFileName());
81 $new_file->setFileSize($file_obj->getFileSize());
82 $new_file->setFileType($file_obj->getFileType());
83 $new_file->create(false);
84
85 $target = new ilFSStorageCourse($a_target_id);
86 $target->initInfoDirectory();
87 $source->copyFile($file_obj->getAbsolutePath(),$new_file->getAbsolutePath());
88 }
89 }
90
91 function setFileId($a_id)
92 {
93 $this->file_id = $a_id;
94 }
95 function getFileId()
96 {
97 return $this->file_id;
98 }
99
100 function getCourseId()
101 {
102 return $this->course_id;
103 }
104 function setCourseId($a_course_id)
105 {
106 $this->course_id = $a_course_id;
107 }
108
109 function setFileName($a_name)
110 {
111 $this->file_name = $a_name;
112 }
113 function getFileName()
114 {
115 return $this->file_name;
116 }
118 {
119 $this->file_type = $a_type;
120 }
121 function getFileType()
122 {
123 return $this->file_type;
124 }
125 function setFileSize($a_size)
126 {
127 $this->file_size = $a_size;
128 }
129 function getFileSize()
130 {
131 return $this->file_size;
132 }
133 function setTemporaryName($a_name)
134 {
135 $this->tmp_name = $a_name;
136 }
138 {
139 return $this->tmp_name;
140 }
141 function setErrorCode($a_code)
142 {
143 $this->error_code = $a_code;
144 }
145 function getErrorCode()
146 {
147 return $this->error_code;
148 }
149
151 {
152 if(is_object($this->fss_storage))
153 {
154 return $this->fss_storage->getInfoDirectory().'/'.$this->getFileId();
155 }
156 return false;
157 }
158
159 function validate()
160 {
161 switch($this->getErrorCode())
162 {
163 case UPLOAD_ERR_INI_SIZE:
164 $this->ilErr->appendMessage($this->lng->txt('file_upload_ini_size'));
165 break;
166 case UPLOAD_ERR_FORM_SIZE:
167 $this->ilErr->appendMessage($this->lng->txt('file_upload_form_size'));
168 break;
169
170 case UPLOAD_ERR_PARTIAL:
171 $this->ilErr->appendMessage($this->lng->txt('file_upload_only_partial'));
172 break;
173
174 case UPLOAD_ERR_NO_TMP_DIR:
175 $this->ilErr->appendMessage($this->lng->txt('file_upload_no_tmp_dir'));
176 break;
177
178 // not possible with php 4
179 #case UPLOAD_ERR_CANT_WRITE:
180 # $this->ilErr->appendMessage($this->lng->txt('file_upload_no_write'));
181 # break;
182
183 case UPLOAD_ERR_OK:
184 case UPLOAD_ERR_NO_FILE:
185 default:
186 return true;
187 }
188 }
189
190 function create($a_upload = true)
191 {
192 global $ilDB;
193
194 if($this->getErrorCode() != 0)
195 {
196 return false;
197 }
198
199 $next_id = $ilDB->nextId('crs_file');
200 $query = "INSERT INTO crs_file (file_id,course_id,file_name,file_size,file_type) ".
201 "VALUES( ".
202 $ilDB->quote($next_id,'integer').", ".
203 $ilDB->quote($this->getCourseId(),'integer').", ".
204 $ilDB->quote($this->getFileName(),'text').", ".
205 $ilDB->quote($this->getFileSize(),'integer').", ".
206 $ilDB->quote($this->getFileType(),'text')." ".
207 ")";
208 $res = $ilDB->manipulate($query);
209 $this->setFileId($next_id);
210
211 $this->fss_storage = new ilFSStorageCourse($this->getCourseId());
212 $this->fss_storage->initInfoDirectory();
213
214 if($a_upload)
215 {
216 // now create file
218 $this->getFileName(),
219 $this->fss_storage->getInfoDirectory().'/'.$this->getFileId());
220
221 }
222 return true;
223 }
224
225 function delete()
226 {
227 global $ilDB;
228
229 // Delete db entry
230 $query = "DELETE FROM crs_file ".
231 "WHERE file_id = ".$ilDB->quote($this->getFileId(),'integer')."";
232 $res = $ilDB->manipulate($query);
233
234 // Delete file
235 if(file_exists($this->getAbsolutePath()))
236 {
237 unlink($this->getAbsolutePath());
238 }
239
240 return true;
241 }
242
243 static function _deleteByCourse($a_course_id)
244 {
245 global $ilDB;
246
247 // delete all course ids and delete assigned files
248 $query = "DELETE FROM crs_file ".
249 "WHERE course_id = ".$ilDB->quote($a_course_id,'integer')."";
250 $res = $ilDB->manipulate($query);
251
252 return true;
253 }
254
255
260 public static function _readFilesByCourse($a_course_id)
261 {
262 global $ilDB;
263
264 $query = "SELECT * FROM crs_file ".
265 "WHERE course_id = ".$ilDB->quote($a_course_id,'integer')."";
266
267 $res = $ilDB->query($query);
268 while($row = $ilDB->fetchObject($res))
269 {
270 $files[] = new ilCourseFile($row->file_id);
271 }
272 return is_array($files) ? $files : array();
273 }
274
275 function __read()
276 {
277 global $ilDB;
278
279 if(!$this->file_id)
280 {
281 return true;
282 }
283
284 // read file data
285 $query = "SELECT * FROM crs_file WHERE file_id = ".$ilDB->quote($this->file_id,'integer');
286 $res = $this->db->query($query);
287 while($row = $ilDB->fetchObject($res))
288 {
289 $this->setFileName($row->file_name);
290 $this->setFileSize($row->file_size);
291 $this->setFileType($row->file_type);
292 $this->setCourseId($row->course_id);
293 }
294 $this->fss_storage = new ilFSStorageCourse($this->getCourseId());
295 return true;
296 }
297
298}
299?>
$files
Definition: add-vimline.php:18
An exception for terminatinating execution or to throw for unit testing.
static _cloneFiles($a_source_id, $a_target_id)
Clone course files.
setTemporaryName($a_name)
setCourseId($a_course_id)
static _readFilesByCourse($a_course_id)
__construct($a_file_id=null)
Constructor.
static _deleteByCourse($a_course_id)
create($a_upload=true)
static moveUploadedFile($a_file, $a_name, $a_target, $a_raise_errors=true, $a_mode="move_uploaded")
move uploaded file
$a_type
Definition: workflow.php:93