Newer
Older
<?php
/*********************************************************************
class.category.php
Backend support for article categories.
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
http://www.osticket.com
Released under the GNU General Public License WITHOUT ANY WARRANTY.
See LICENSE.TXT for details.
vim: expandtab sw=4 ts=4 sts=4:
**********************************************************************/
class Category {
var $id;
var $ht;
function Category($id) {
$this->id=0;
$this->load($id);
}
function load($id) {
$sql=' SELECT cat.*,count(faq.faq_id) as faqs '
.' FROM '.FAQ_CATEGORY_TABLE.' cat '
.' LEFT JOIN '.FAQ_TABLE.' faq ON(faq.category_id=cat.category_id) '
.' WHERE cat.category_id='.db_input($id)
.' GROUP BY cat.category_id';
if (!($res=db_query($sql)) || !db_num_rows($res))
return false;
$this->ht = db_fetch_array($res);
$this->id = $this->ht['category_id'];
return true;
}
function reload() {
return $this->load($this->getId());
}
/* ------------------> Getter methods <--------------------- */
function getId() { return $this->id; }
function getName() { return $this->ht['name']; }
function getNumFAQs() { return $this->ht['faqs']; }
function getDescription() { return $this->ht['description']; }
function getNotes() { return $this->ht['notes']; }
function getCreateDate() { return $this->ht['created']; }
function getUpdateDate() { return $this->ht['updated']; }
function isPublic() { return ($this->ht['ispublic']); }
function getHashtable() { return $this->ht; }
/* ------------------> Setter methods <--------------------- */
function setName($name) { $this->ht['name']=$name; }
function setNotes($notes) { $this->ht['notes']=$notes; }
function setDescription($desc) { $this->ht['description']=$desc; }
/* --------------> Database access methods <---------------- */
function update($vars, &$errors) {
if(!$this->save($this->getId(), $vars, $errors))
return false;
//TODO: move FAQs if requested.
$this->reload();
return true;
}
function delete() {
$sql='DELETE FROM '.FAQ_CATEGORY_TABLE
.' WHERE category_id='.db_input($this->getId())
.' LIMIT 1';
if(db_query($sql) && ($num=db_affected_rows())) {
db_query('DELETE FROM '.FAQ_TABLE
.' WHERE category_id='.db_input($this->getId()));
}
return $num;
}
/* ------------------> Static methods <--------------------- */
function lookup($id) {
return ($id && is_numeric($id) && ($c = new Category($id)))?$c:null;
}
function findIdByName($name) {
$sql='SELECT category_id FROM '.FAQ_CATEGORY_TABLE.' WHERE name='.db_input($name);
list($id) = db_fetch_row(db_query($sql));
return $id;
}
function findByName($name) {
if(($id=self::findIdByName($name)))
return new Category($id);
return false;
}
function validate($vars, &$errors) {
return self::save(0, $vars, $errors,true);
}
function create($vars, &$errors) {
return self::save(0, $vars, $errors);
}
function save($id, $vars, &$errors, $validation=false) {
//Cleanup.
$vars['name']=Format::striptags(trim($vars['name']));
//validate
if($id && $id!=$vars['id'])
$errors['err']='Internal error. Try again';
if(!$vars['name'])
$errors['name']='Category name is required';
elseif(strlen($vars['name'])<3)
$errors['name']='Name is too short. 3 chars minimum';
elseif(($cid=self::findIdByName($vars['name'])) && $cid!=$id)
$errors['name']='Category already exists';
if(!$vars['description'])
$errors['description']='Category description is required';
if($errors) return false;
/* validation only */
if($validation) return true;
//save
$sql=' updated=NOW() '.
',ispublic='.db_input(isset($vars['ispublic'])?$vars['ispublic']:0).
',name='.db_input($vars['name']).
',description='.db_input(Format::sanitize($vars['description'])).
',notes='.db_input(Format::sanitize($vars['notes']));
if($id) {
$sql='UPDATE '.FAQ_CATEGORY_TABLE.' SET '.$sql.' WHERE category_id='.db_input($id);
if(db_query($sql))
return true;
$errors['err']='Unable to update FAQ category.';
} else {
$sql='INSERT INTO '.FAQ_CATEGORY_TABLE.' SET '.$sql.',created=NOW()';
if(db_query($sql) && ($id=db_insert_id()))
return $id;
$errors['err']='Unable to create FAQ category. Internal error';
}
return false;
}
}
?>