ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilLPStatusCollectionMobs.php
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1<?php
2/* Copyright (c) 1998-2015 ILIAS open source, Extended GPL, see docs/LICENSE */
3
4require_once 'Services/Tracking/classes/class.ilLPStatus.php';
5require_once 'Services/Tracking/classes/class.ilLearningProgress.php';
6
12{
13 public function _getInProgress($a_obj_id)
14 {
15 $users = array();
16
17 $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
18 if(is_array($status_info["user_status"]["in_progress"]))
19 {
20 $users = $status_info["user_status"]["in_progress"];
21 }
22
23 return $users;
24 }
25
26 public function _getCompleted($a_obj_id)
27 {
28 $users = array();
29
30 $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
31 if(is_array($status_info["user_status"]["completed"]))
32 {
33 $users = $status_info["user_status"]["completed"];
34 }
35
36 return $users;
37 }
38
39 public function _getStatusInfo($a_parent_obj_id)
40 {
41 global $ilDB;
42
43 $res = array();
44
45 $coll_items = self::getCollectionItems($a_parent_obj_id, true);
46
47 $res["items"] = array_keys($coll_items);
48 if(sizeof($res["items"]))
49 {
50 // titles
51 foreach($coll_items as $mob_id => $item)
52 {
53 $res["item_titles"][$mob_id] = $item["title"];
54 }
55
56 // status per item
57 foreach($res["items"] as $mob_id)
58 {
59 $res["completed"][$mob_id] = array();
60 $res["in_progress"][$mob_id] = array();
61 }
62
63 $set = $ilDB->query("SELECT obj_id, usr_id FROM read_event".
64 " WHERE ".$ilDB->in("obj_id", $res["items"], "", "integer"));
65 while($row = $ilDB->fetchAssoc($set))
66 {
67 $res["completed"][$row["obj_id"]][] = $row["usr_id"];
68 }
69
70 // status per user
71 $tmp = array();
72 foreach($res["items"] as $mob_id)
73 {
74 foreach($res["completed"][$mob_id] as $user_id)
75 {
76 $tmp[$user_id][] = $mob_id;
77 }
78 }
79 foreach($tmp as $user_id => $completed_items)
80 {
81 if(sizeof($completed_items) == sizeof($res["items"]))
82 {
83 $res["user_status"]["completed"][] = $user_id;
84 }
85 else
86 {
87 $res["user_status"]["in_progress"][] = $user_id;
88 }
89 }
90 }
91
92 return $res;
93 }
94
95 protected static function getCollectionItems($a_obj_id, $a_include_titles = false)
96 {
97 $res = array();
98
99 include_once './Services/Object/classes/class.ilObjectLP.php';
100 $olp = ilObjectLP::getInstance($a_obj_id);
101 $collection = $olp->getCollectionInstance();
102 if($collection)
103 {
104 $possible = $collection->getPossibleItems();
105
106 // there could be invalid items in the selection
107 $valid = array_intersect($collection->getItems(),
108 array_keys($possible));
109
110 if($a_include_titles)
111 {
112 foreach($valid as $item_id)
113 {
114 $res[$item_id] = $possible[$item_id];
115 }
116 }
117 else
118 {
119 $res = $valid;
120 }
121 }
122
123 return $res;
124 }
125
126 public function determineStatus($a_obj_id, $a_user_id, $a_obj = null)
127 {
128 global $ilDB;
129
131
132 // an empty collection is always not attempted
133 $items = self::getCollectionItems($a_obj_id);
134 if(sizeof($items))
135 {
136 // process mob status for user
137
138 $found = array();
139
140 $set = $ilDB->query("SELECT obj_id FROM read_event".
141 " WHERE usr_id = ".$ilDB->quote($a_user_id, "integer").
142 " AND ".$ilDB->in("obj_id", $items, "", "integer"));
143 while($row = $ilDB->fetchAssoc($set))
144 {
145 $found[] = $row["obj_id"];
146 }
147
148 if(sizeof($found))
149 {
151
152 if(sizeof($found) == sizeof($items))
153 {
155 }
156 }
157 }
158
159 return $status;
160 }
161}
determineStatus($a_obj_id, $a_user_id, $a_obj=null)
Determine status.
static getCollectionItems($a_obj_id, $a_include_titles=false)
_getStatusInfo($a_obj_id)
Reads informations about the object e.g test results, tlt, number of visits.
Abstract class ilLPStatus for all learning progress modes E.g ilLPStatusManual, ilLPStatusObjectives ...
const LP_STATUS_COMPLETED_NUM
const LP_STATUS_IN_PROGRESS_NUM
const LP_STATUS_NOT_ATTEMPTED_NUM
static getInstance($a_obj_id)
$valid
global $ilDB