ILIAS  release_5-0 Revision 5.0.0-1144-gc4397b1f870
class.ilExerciseMembers.php
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1<?php
2/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
3
12class ilExerciseMembers
13{
14 var $ref_id;
15 var $obj_id;
16 var $members;
17 var $status;
18// var $status_feedback;
19// var $status_sent;
20// var $status_returned;
21// var $notice;
22
23 function ilExerciseMembers($a_exc)
24 {
25 $this->exc = $a_exc;
26 $this->obj_id = $a_exc->getId();
27 $this->ref_id = $a_exc->getRefId();
28 $this->read();
29 }
30
34 function getRefId()
35 {
36 return $this->ref_id;
37 }
38
42 function getObjId()
43 {
44 return $this->obj_id;
45 }
46
50 function setObjId($a_obj_id)
51 {
52 $this->obj_id = $a_obj_id;
53 }
54
58 function getMembers()
59 {
60 return $this->members ? $this->members : array();
61 }
62
66 function setMembers($a_members)
67 {
68 $this->members = $a_members;
69 }
70
76 function assignMember($a_usr_id)
77 {
78 global $ilDB;
79
80 if($this->exc->hasAddToDesktop())
81 {
82 $tmp_user = ilObjectFactory::getInstanceByObjId($a_usr_id);
83 $tmp_user->addDesktopItem($this->getRefId(),"exc");
84 }
85
86 $ilDB->manipulate("DELETE FROM exc_members ".
87 "WHERE obj_id = ".$ilDB->quote($this->getObjId(), "integer")." ".
88 "AND usr_id = ".$ilDB->quote($a_usr_id, "integer")." ");
89
90// @todo: some of this fields may not be needed anymore
91 $ilDB->manipulateF("INSERT INTO exc_members (obj_id, usr_id, status, sent, feedback) ".
92 " VALUES (%s,%s,%s,%s,%s)",
93 array("integer", "integer", "text", "integer", "integer"),
94 array($this->getObjId(), $a_usr_id, 'notgraded', 0, 0));
95
96 include_once("./Modules/Exercise/classes/class.ilExAssignment.php");
97 ilExAssignment::createNewUserRecords($a_usr_id, $this->getObjId());
98
99 $this->read();
100
101 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
102 ilLPStatusWrapper::_updateStatus($this->getObjId(), $a_usr_id);
103
104 return true;
105 }
106
110 function isAssigned($a_id)
111 {
112 return in_array($a_id,$this->getMembers());
113 }
114
118 function assignMembers($a_members)
119 {
120 $assigned = 0;
121 if(is_array($a_members))
122 {
123 foreach($a_members as $member)
124 {
125 if(!$this->isAssigned($member))
126 {
127 $this->assignMember($member);
128 }
129 else
130 {
131 ++$assigned;
132 }
133 }
134 }
135 if($assigned == count($a_members))
136 {
137 return false;
138 }
139 else
140 {
141 return true;
142 }
143 }
144
150 function deassignMember($a_usr_id)
151 {
152 global $ilDB;
153
154 $tmp_user = ilObjectFactory::getInstanceByObjId($a_usr_id);
155 $tmp_user->dropDesktopItem($this->getRefId(),"exc");
156
157 $query = "DELETE FROM exc_members ".
158 "WHERE obj_id = ".$ilDB->quote($this->getObjId(), "integer")." ".
159 "AND usr_id = ".$ilDB->quote($a_usr_id, "integer")." ";
160
161 $ilDB->manipulate($query);
162
163 $this->read();
164
165 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
166 ilLPStatusWrapper::_updateStatus($this->getObjId(), $a_usr_id);
167
168 // delete all delivered files of the member
169 $this->exc->deleteAllDeliveredFilesOfUser($a_usr_id);
170
171// @todo: delete all assignment associations (and their files)
172
173 return false;
174 }
175
179 function deassignMembers($a_members)
180 {
181 if(is_array($a_members))
182 {
183 foreach($a_members as $member)
184 {
185 $this->deassignMember($member);
186 }
187 }
188 else
189 {
190 return false;
191 }
192 }
193
197 function read()
198 {
199 global $ilDB;
200
201 $tmp_arr_members = array();
202
203 $query = "SELECT * FROM exc_members ".
204 "WHERE obj_id = ".$ilDB->quote($this->getObjId(), "integer");
205
206 $res = $ilDB->query($query);
207 while($row = $ilDB->fetchObject($res))
208 {
209 $tmp_arr_members[] = $row->usr_id;
210 }
211 $this->setMembers($tmp_arr_members);
212
213 return true;
214 }
215
216// @todo: clone also assignments
217 function ilClone($a_new_id)
218 {
219 global $ilDB;
220
221 $data = array();
222
223 $query = "SELECT * FROM exc_members ".
224 "WHERE obj_id = ".$ilDB->quote($this->getObjId(), "integer");
225
226 $res = $ilDB->query($query);
227 while($row = $ilDB->fetchObject($res))
228 {
229 $data[] = array("usr_id" => $row->usr_id,
230 "notice" => $row->notice,
231 "returned" => $row->returned,
232 "status" => $row->status,
233 "sent" => $row->sent,
234 "feedback" => $row->feedback
235 );
236 }
237 foreach($data as $row)
238 {
239 $ilDB->manipulateF("INSERT INTO exc_members ".
240 " (obj_id, usr_id, notice, returned, status, feedback, sent) VALUES ".
241 " (%s,%s,%s,%s,%s,%s,%s)",
242 array ("integer", "integer", "text", "integer", "text", "integer", "integer"),
243 array ($a_new_id, $row["usr_id"], $row["notice"], (int) $row["returned"],
244 $row["status"], (int) $row["feedback"], (int) $row["sent"])
245 );
246
247 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
248 ilLPStatusWrapper::_updateStatus($a_new_id, $row["usr_id"]);
249 }
250 return true;
251 }
252
253// @todo: delete also assignments
254 function delete()
255 {
256 global $ilDB;
257
258 $query = "DELETE FROM exc_members WHERE obj_id = ".
259 $ilDB->quote($this->getObjId(), "integer");
260 $ilDB->manipulate($query);
261
262 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
263 ilLPStatusWrapper::_refreshStatus($this->getObjId());
264
265 return true;
266 }
267
268 function _getMembers($a_obj_id)
269 {
270 global $ilDB;
271
272 // #14963 - see ilExAssignment::getMemberListData()
273 $query = "SELECT DISTINCT(excm.usr_id) ud".
274 " FROM exc_members excm".
275 " JOIN object_data od ON (od.obj_id = excm.usr_id)".
276 " WHERE excm.obj_id = ".$ilDB->quote($a_obj_id, "integer").
277 " AND od.type = ".$ilDB->quote("usr", "text");
278
279 $res = $ilDB->query($query);
280 while($row = $ilDB->fetchObject($res))
281 {
282 $usr_ids[] = $row->ud;
283 }
284
285 return $usr_ids ? $usr_ids : array();
286 }
287
288
293 function _getReturned($a_obj_id)
294 {
295 global $ilDB;
296
297 $query = "SELECT DISTINCT(usr_id) as ud FROM exc_members ".
298 "WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer")." ".
299 "AND returned = 1";
300
301 $res = $ilDB->query($query);
302 while($row = $ilDB->fetchObject($res))
303 {
304 $usr_ids[] = $row->ud;
305 }
306
307 return $usr_ids ? $usr_ids : array();
308 }
309
317 function _hasReturned($a_obj_id, $a_user_id)
318 {
319 global $ilDB;
320
321 $set = $ilDB->query("SELECT DISTINCT(usr_id) FROM exc_members WHERE ".
322 " obj_id = ".$ilDB->quote($a_obj_id, "integer")." AND ".
323 " returned = ".$ilDB->quote(1, "integer")." AND ".
324 " usr_id = ".$ilDB->quote($a_user_id, "integer")
325 );
326 if ($rec = $ilDB->fetchAssoc($set))
327 {
328 return true;
329 }
330 return false;
331 }
332
336 function _getPassedUsers($a_obj_id)
337 {
338 global $ilDB;
339
340 $query = "SELECT DISTINCT(usr_id) FROM exc_members ".
341 "WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer")." ".
342 "AND status = ".$ilDB->quote("passed", "text");
343 $res = $ilDB->query($query);
344 while($row = $ilDB->fetchObject($res))
345 {
346 $usr_ids[] = $row->usr_id;
347 }
348 return $usr_ids ? $usr_ids : array();
349 }
350
354 function _getFailedUsers($a_obj_id)
355 {
356 global $ilDB;
357
358 $query = "SELECT DISTINCT(usr_id) FROM exc_members ".
359 "WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer")." ".
360 "AND status = ".$ilDB->quote("failed", "text");
361 $res = $ilDB->query($query);
362 while($row = $ilDB->fetchObject($res))
363 {
364 $usr_ids[] = $row->usr_id;
365 }
366 return $usr_ids ? $usr_ids : array();
367 }
368
379 function _lookupStatus($a_obj_id, $a_user_id)
380 {
381 global $ilDB;
382
383 $query = "SELECT status FROM exc_members ".
384 "WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer").
385 " AND usr_id = ".$ilDB->quote($a_user_id, "integer");
386
387 $res = $ilDB->query($query);
388 if($row = $ilDB->fetchAssoc($res))
389 {
390 return $row["status"];
391 }
392
393 return false;
394 }
395
407 function _writeStatus($a_obj_id, $a_user_id, $a_status)
408 {
409 global $ilDB;
410
411 $ilDB->manipulate("UPDATE exc_members SET ".
412 " status = ".$ilDB->quote($a_status, "text").
413 " WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer").
414 " AND usr_id = ".$ilDB->quote($a_user_id, "integer")
415 );
416
417 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
418 ilLPStatusWrapper::_updateStatus($a_obj_id, $a_user_id);
419 }
420
433 function _writeReturned($a_obj_id, $a_user_id, $a_status)
434 {
435 global $ilDB;
436
437 $ilDB->manipulate("UPDATE exc_members SET ".
438 " returned = ".$ilDB->quote($a_status, "text").
439 " WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer").
440 " AND usr_id = ".$ilDB->quote($a_user_id, "integer")
441 );
442
443 include_once("./Services/Tracking/classes/class.ilLPStatusWrapper.php");
444 ilLPStatusWrapper::_updateStatus($a_obj_id, $a_user_id);
445 }
446
447} //END class.ilObjExercise
448?>
ilExAssignment\createNewUserRecords
static createNewUserRecords($a_user_id, $a_exc_id)
Create member status record for a new participant for all assignments.
Definition: class.ilExAssignment.php:2024
ilExerciseMembers
Class ilExerciseMembers.
Definition: class.ilExerciseMembers.php:13
ilExerciseMembers\deassignMember
deassignMember($a_usr_id)
Detaches a user from an exercise.
Definition: class.ilExerciseMembers.php:150
ilExerciseMembers\_getFailedUsers
_getFailedUsers($a_obj_id)
Get all users that failed the exercise.
Definition: class.ilExerciseMembers.php:354
ilExerciseMembers\_getReturned
_getReturned($a_obj_id)
Get returned status for all members (if they have anything returned for any assignment)
Definition: class.ilExerciseMembers.php:293
ilExerciseMembers\_hasReturned
_hasReturned($a_obj_id, $a_user_id)
Has user returned anything in any assignment?
Definition: class.ilExerciseMembers.php:317
ilExerciseMembers\setMembers
setMembers($a_members)
Set members array.
Definition: class.ilExerciseMembers.php:66
ilExerciseMembers\getRefId
getRefId()
Get exercise ref id.
Definition: class.ilExerciseMembers.php:34
ilExerciseMembers\getObjId
getObjId()
Get exercise id.
Definition: class.ilExerciseMembers.php:42
ilExerciseMembers\assignMember
assignMember($a_usr_id)
Assign a user to the exercise.
Definition: class.ilExerciseMembers.php:76
ilExerciseMembers\_writeReturned
_writeReturned($a_obj_id, $a_user_id, $a_status)
Write returned status.
Definition: class.ilExerciseMembers.php:433
ilExerciseMembers\_writeStatus
_writeStatus($a_obj_id, $a_user_id, $a_status)
Write user status.
Definition: class.ilExerciseMembers.php:407
ilExerciseMembers\_getPassedUsers
_getPassedUsers($a_obj_id)
Get all users that passed the exercise.
Definition: class.ilExerciseMembers.php:336
ilExerciseMembers\deassignMembers
deassignMembers($a_members)
Deassign members.
Definition: class.ilExerciseMembers.php:179
ilExerciseMembers\setObjId
setObjId($a_obj_id)
Set exercise id.
Definition: class.ilExerciseMembers.php:50
ilExerciseMembers\isAssigned
isAssigned($a_id)
Is user assigned to exercise?
Definition: class.ilExerciseMembers.php:110
ilExerciseMembers\_lookupStatus
_lookupStatus($a_obj_id, $a_user_id)
Lookup current status (notgraded|passed|failed)
Definition: class.ilExerciseMembers.php:379
ilExerciseMembers\getMembers
getMembers()
Get members array.
Definition: class.ilExerciseMembers.php:58
ilExerciseMembers\assignMembers
assignMembers($a_members)
Assign members to exercise.
Definition: class.ilExerciseMembers.php:118
ilLPStatusWrapper\_updateStatus
static _updateStatus($a_obj_id, $a_usr_id, $a_obj=null, $a_percentage=false, $a_no_raise=false, $a_force_raise=false)
Update status.
Definition: class.ilLPStatusWrapper.php:276
ilLPStatusWrapper\_refreshStatus
_refreshStatus($a_obj_id, $a_users=null)
Set dirty.
Definition: class.ilLPStatusWrapper.php:302
ilObjectFactory\getInstanceByObjId
getInstanceByObjId($a_obj_id, $stop_on_error=true)
get an instance of an Ilias object by object id
Definition: class.ilObjectFactory.php:72
$ilDB
global $ilDB
Definition: storeScorm2004.php:19