ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilMDEntity.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
24
32include_once 'class.ilMDBase.php';
33
34class ilMDEntity extends ilMDBase
35{
36 function ilMDEntity($a_rbac_id = 0,$a_obj_id = 0,$a_obj_type = '')
37 {
38 parent::ilMDBase($a_rbac_id,
39 $a_obj_id,
40 $a_obj_type);
41 }
42
43 // SET/GET
44 function setEntity($a_entity)
45 {
46 $this->entity = $a_entity;
47 }
48 function getEntity()
49 {
50 return $this->entity;
51 }
52
53 function save()
54 {
55 global $ilDB;
56
57 $fields = $this->__getFields();
58 $fields['meta_entity_id'] = array('integer',$next_id = $ilDB->nextId('il_meta_entity'));
59
60 if($this->db->insert('il_meta_entity',$fields))
61 {
62 $this->setMetaId($next_id);
63 return $this->getMetaId();
64 }
65 return false;
66 }
67
68 function update()
69 {
70 global $ilDB;
71
72 if($this->getMetaId())
73 {
74 if($this->db->update('il_meta_entity',
75 $this->__getFields(),
76 array("meta_entity_id" => array('integer',$this->getMetaId()))))
77 {
78 return true;
79 }
80 }
81 return false;
82 }
83
84 function delete()
85 {
86 global $ilDB;
87
88 if($this->getMetaId())
89 {
90 $query = "DELETE FROM il_meta_entity ".
91 "WHERE meta_entity_id = ".$ilDB->quote($this->getMetaId(),'integer');
92 $res = $ilDB->manipulate($query);
93
94 $this->db->query($query);
95
96 return true;
97 }
98 return false;
99 }
100
101
102 function __getFields()
103 {
104 return array('rbac_id' => array('integer',$this->getRBACId()),
105 'obj_id' => array('integer',$this->getObjId()),
106 'obj_type' => array('text',$this->getObjType()),
107 'parent_type' => array('text',$this->getParentType()),
108 'parent_id' => array('integer',$this->getParentId()),
109 'entity' => array('text',$this->getEntity()));
110 }
111
112 function read()
113 {
114 global $ilDB;
115
116 if($this->getMetaId())
117 {
118 $query = "SELECT * FROM il_meta_entity ".
119 "WHERE meta_entity_id = ".$ilDB->quote($this->getMetaId() ,'integer');
120
121 $res = $this->db->query($query);
122 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
123 {
124 $this->setRBACId($row->rbac_id);
125 $this->setObjId($row->obj_id);
126 $this->setObjType($row->obj_type);
127 $this->setParentId($row->parent_id);
128 $this->setParentType($row->parent_type);
129 $this->setEntity($row->entity);
130 }
131 }
132 return true;
133 }
134
135 /*
136 * XML Export of all meta data
137 * @param object (xml writer) see class.ilMD2XML.php
138 *
139 */
140 function toXML(&$writer)
141 {
142 $writer->xmlElement('Entity',null,$this->getEntity());
143 }
144
145
146 // STATIC
147 function _getIds($a_rbac_id,$a_obj_id,$a_parent_id,$a_parent_type)
148 {
149 global $ilDB;
150
151 $query = "SELECT meta_entity_id FROM il_meta_entity ".
152 "WHERE rbac_id = ".$ilDB->quote($a_rbac_id ,'integer')." ".
153 "AND obj_id = ".$ilDB->quote($a_obj_id ,'integer')." ".
154 "AND parent_id = ".$ilDB->quote($a_parent_id ,'integer')." ".
155 "AND parent_type = ".$ilDB->quote($a_parent_type ,'text')." ".
156 "ORDER BY meta_entity_id ";
157
158 $res = $ilDB->query($query);
159 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
160 {
161 $ids[] = $row->meta_entity_id;
162 }
163 return $ids ? $ids : array();
164 }
165}
166?>
const DB_FETCHMODE_OBJECT
Definition: class.ilDB.php:11
setObjId($a_id)
setParentId($a_id)
setMetaId($a_meta_id, $a_read_data=true)
setObjType($a_type)
setRBACId($a_id)
setParentType($a_parent_type)
ilMDEntity($a_rbac_id=0, $a_obj_id=0, $a_obj_type='')
setEntity($a_entity)
toXML(&$writer)
_getIds($a_rbac_id, $a_obj_id, $a_parent_id, $a_parent_type)
global $ilDB