|
1
|
|
|
<?php |
|
2
|
|
|
/* |
|
3
|
|
|
You may not change or alter any portion of this comment or credits |
|
4
|
|
|
of supporting developers from this source code or any supporting source code |
|
5
|
|
|
which is considered copyrighted (c) material of the original comment or credit authors. |
|
6
|
|
|
|
|
7
|
|
|
This program is distributed in the hope that it will be useful, |
|
8
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
9
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
|
10
|
|
|
*/ |
|
11
|
|
|
|
|
12
|
|
|
namespace Xoops\Core\Kernel; |
|
13
|
|
|
|
|
14
|
|
|
use Doctrine\DBAL\Query\QueryBuilder; |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* Collection of multiple CriteriaElement objects |
|
18
|
|
|
* |
|
19
|
|
|
* @category Xoops\Core\Kernel\CriteriaCompo |
|
20
|
|
|
* @package Xoops\Core\Kernel |
|
21
|
|
|
* @author Kazumi Ono <[email protected]> |
|
22
|
|
|
* @author Nathan Dial <[email protected]> |
|
23
|
|
|
* @author Taiwen Jiang <[email protected]> |
|
24
|
|
|
* @copyright 2000-2013 XOOPS Project (http://xoops.org) |
|
25
|
|
|
* @license GNU GPL 2 or later (http://www.gnu.org/licenses/gpl-2.0.html) |
|
26
|
|
|
* @link http://xoops.org |
|
27
|
|
|
* @since 2.0.0 |
|
28
|
|
|
*/ |
|
29
|
|
|
class CriteriaCompo extends CriteriaElement |
|
30
|
|
|
{ |
|
31
|
|
|
/** |
|
32
|
|
|
* The elements of the collection |
|
33
|
|
|
* |
|
34
|
|
|
* @var CriteriaElement[] array of objects |
|
35
|
|
|
*/ |
|
36
|
|
|
protected $criteriaElements = array(); |
|
37
|
|
|
|
|
38
|
|
|
/** |
|
39
|
|
|
* Conditions |
|
40
|
|
|
* |
|
41
|
|
|
* @var array |
|
42
|
|
|
*/ |
|
43
|
|
|
protected $conditions = array(); |
|
44
|
|
|
|
|
45
|
|
|
/** |
|
46
|
|
|
* Constructor |
|
47
|
|
|
* |
|
48
|
|
|
* @param CriteriaElement|null $ele a criteria element to start the compo |
|
49
|
|
|
* @param string $condition joining condition for element, AND or OR |
|
50
|
|
|
*/ |
|
51
|
28 |
|
public function __construct(CriteriaElement $ele = null, $condition = 'AND') |
|
52
|
|
|
{ |
|
53
|
28 |
|
if (isset($ele)) { |
|
54
|
19 |
|
$this->add($ele, $condition); |
|
55
|
|
|
} |
|
56
|
28 |
|
} |
|
57
|
|
|
|
|
58
|
|
|
/** |
|
59
|
|
|
* add a criteria element |
|
60
|
|
|
* |
|
61
|
|
|
* @param CriteriaElement $criteriaElement a criteria element to add to the compo |
|
62
|
|
|
* @param string $condition joining condition for element, AND or OR |
|
63
|
|
|
* |
|
64
|
|
|
* @return CriteriaCompo |
|
65
|
|
|
*/ |
|
66
|
23 |
|
public function add(CriteriaElement $criteriaElement, $condition = 'AND') |
|
67
|
|
|
{ |
|
68
|
23 |
|
$this->criteriaElements[] = $criteriaElement; |
|
69
|
23 |
|
$this->conditions[] = $condition; |
|
70
|
23 |
|
return $this; |
|
71
|
|
|
} |
|
72
|
|
|
|
|
73
|
|
|
/** |
|
74
|
|
|
* Make the criteria into a query string |
|
75
|
|
|
* |
|
76
|
|
|
* @return string |
|
77
|
|
|
*/ |
|
78
|
2 |
|
public function render() |
|
79
|
|
|
{ |
|
80
|
2 |
|
$ret = ''; |
|
81
|
2 |
|
foreach ($this->criteriaElements as $i => $element) { |
|
82
|
2 |
|
if (!is_object($element)) { |
|
83
|
|
|
continue; |
|
84
|
|
|
} |
|
85
|
|
|
/* @var $element CriteriaElement */ |
|
86
|
2 |
|
if ($i == 0) { |
|
87
|
2 |
|
$ret = $element->render(); |
|
88
|
|
|
} else { |
|
89
|
|
|
if (!$render = $element->render()) { |
|
90
|
|
|
continue; |
|
91
|
|
|
} |
|
92
|
|
|
$ret .= ' ' . $this->conditions[$i] . ' (' . $render . ')'; |
|
93
|
|
|
} |
|
94
|
2 |
|
$ret = "({$ret})"; |
|
95
|
|
|
} |
|
96
|
2 |
|
$ret = ($ret==='()') ? '(1)' : $ret; |
|
97
|
2 |
|
return $ret; |
|
98
|
|
|
} |
|
99
|
|
|
|
|
100
|
|
|
/** |
|
101
|
|
|
* Make the criteria into a SQL "WHERE" clause |
|
102
|
|
|
* |
|
103
|
|
|
* @return string |
|
104
|
|
|
*/ |
|
105
|
1 |
|
public function renderWhere() |
|
106
|
|
|
{ |
|
107
|
1 |
|
$ret = $this->render(); |
|
108
|
1 |
|
$ret = ($ret != '') ? 'WHERE ' . $ret : $ret; |
|
109
|
1 |
|
return $ret; |
|
110
|
|
|
} |
|
111
|
|
|
|
|
112
|
|
|
/** |
|
113
|
|
|
* Generate an LDAP filter from criteria |
|
114
|
|
|
* |
|
115
|
|
|
* @return string |
|
116
|
|
|
* @author Nathan Dial [email protected] |
|
117
|
|
|
*/ |
|
118
|
1 |
|
public function renderLdap() |
|
119
|
|
|
{ |
|
120
|
1 |
|
$ret = ''; |
|
121
|
1 |
|
foreach ($this->criteriaElements as $i => $element) { |
|
122
|
|
|
/* @var $element CriteriaElement */ |
|
123
|
1 |
|
if ($i == 0) { |
|
124
|
1 |
|
$ret = $element->renderLdap(); |
|
125
|
|
|
} else { |
|
126
|
|
|
$cond = strtoupper($this->conditions[$i]); |
|
127
|
|
|
$op = ($cond === "OR") ? "|" : "&"; |
|
128
|
|
|
$ret = "({$op}{$ret}" . $element->renderLdap() . ")"; |
|
129
|
|
|
} |
|
130
|
|
|
} |
|
131
|
1 |
|
return $ret; |
|
132
|
|
|
} |
|
133
|
|
|
|
|
134
|
|
|
/** |
|
135
|
|
|
* Render as Doctrine QueryBuilder instructions |
|
136
|
|
|
* |
|
137
|
|
|
* @param QueryBuilder $qb query builder instance |
|
138
|
|
|
* @param string $whereMode how does this fit in the passed in QueryBuilder? |
|
139
|
|
|
* '' = as where,'and'= as andWhere, 'or' = as orWhere |
|
140
|
|
|
* |
|
141
|
|
|
* @return QueryBuilder query builder instance |
|
142
|
|
|
*/ |
|
143
|
21 |
|
public function renderQb(QueryBuilder $qb = null, $whereMode = '') |
|
144
|
|
|
{ |
|
145
|
21 |
|
if ($qb==null) { |
|
146
|
1 |
|
$qb = \Xoops::getInstance()->db()->createXoopsQueryBuilder(); |
|
147
|
1 |
|
$whereMode = ''; // first entry in new instance must be where |
|
148
|
|
|
} |
|
149
|
|
|
|
|
150
|
21 |
|
$expr = ''; |
|
151
|
21 |
|
foreach ($this->criteriaElements as $i => $element) { |
|
152
|
18 |
|
$expr_part = $element->buildExpressionQb($qb); |
|
153
|
18 |
|
if ($expr_part !== false) { |
|
154
|
18 |
|
if ($i == 0) { |
|
155
|
18 |
|
$expr = $expr_part; |
|
156
|
|
|
} else { |
|
157
|
12 |
|
$expr .= ' ' . strtoupper($this->conditions[$i]) . ' ' . $expr_part; |
|
158
|
|
|
} |
|
159
|
|
|
} |
|
160
|
|
|
} |
|
161
|
|
|
|
|
162
|
21 |
|
if (!empty($expr)) { |
|
163
|
18 |
|
$expr = '(' . $expr . ')'; // group all conditions in this compo |
|
164
|
|
|
|
|
165
|
18 |
|
switch (strtolower($whereMode)) { |
|
166
|
18 |
|
case 'and': |
|
167
|
|
|
$qb->andWhere($expr); |
|
168
|
|
|
break; |
|
169
|
18 |
|
case 'or': |
|
170
|
|
|
$qb->orWhere($expr); |
|
171
|
|
|
break; |
|
172
|
18 |
|
case '': |
|
173
|
18 |
|
$qb->where($expr); |
|
174
|
18 |
|
break; |
|
175
|
|
|
} |
|
176
|
|
|
} |
|
177
|
|
|
|
|
178
|
21 |
|
if ($this->limit!=0 || $this->start!=0) { |
|
179
|
2 |
|
$qb->setFirstResult($this->start) |
|
180
|
2 |
|
->setMaxResults($this->limit); |
|
181
|
|
|
} |
|
182
|
|
|
|
|
183
|
21 |
|
if (!empty($this->groupBy)) { |
|
184
|
|
|
$qb->groupBy($this->groupBy); |
|
185
|
|
|
} |
|
186
|
|
|
|
|
187
|
21 |
|
if (!empty($this->sort)) { |
|
188
|
8 |
|
$qb->orderBy($this->sort, $this->order); |
|
189
|
|
|
} |
|
190
|
21 |
|
return $qb; |
|
191
|
|
|
} |
|
192
|
|
|
|
|
193
|
|
|
/** |
|
194
|
|
|
* Build an expression to be included in a Doctrine QueryBuilder instance. |
|
195
|
|
|
* |
|
196
|
|
|
* This method will build an expression, adding any parameters to the query, |
|
197
|
|
|
* but the caller is responsible for adding the expression to the query, for |
|
198
|
|
|
* example as where() parameter. This allows the caller to handle all context, |
|
199
|
|
|
* such as parenthetical groupings. |
|
200
|
|
|
* |
|
201
|
|
|
* @param QueryBuilder $qb query builder instance |
|
202
|
|
|
* |
|
203
|
|
|
* @return string expression |
|
204
|
|
|
*/ |
|
205
|
7 |
|
public function buildExpressionQb(QueryBuilder $qb) |
|
206
|
|
|
{ |
|
207
|
7 |
|
$expr = false; |
|
208
|
7 |
|
foreach ($this->criteriaElements as $i => $element) { |
|
209
|
7 |
|
$expr_part = $element->buildExpressionQb($qb); |
|
210
|
7 |
|
if ($expr_part !== false) { |
|
211
|
7 |
|
if ($i == 0) { |
|
212
|
7 |
|
$expr = $expr_part; |
|
213
|
|
|
} else { |
|
214
|
4 |
|
$expr .= ' ' . strtoupper($this->conditions[$i]) . ' ' . $expr_part; |
|
215
|
|
|
} |
|
216
|
|
|
} |
|
217
|
|
|
} |
|
218
|
|
|
|
|
219
|
7 |
|
if (!empty($expr)) { |
|
220
|
7 |
|
$expr = '(' . $expr . ')'; // group all conditions in this compo |
|
221
|
|
|
} |
|
222
|
7 |
|
return $expr; |
|
|
|
|
|
|
223
|
|
|
} |
|
224
|
|
|
} |
|
225
|
|
|
|
If the returned type also contains false, it is an indicator that maybe an error condition leading to the specific return statement remains unhandled.