1
2
3
4
5
6
7
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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
|
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Abstract.php 22225 2010-05-21 09:12:52Z bittarman $
*/
/**
* @see Zend_Validate_Abstract
*/
// require_once 'Zend/Validate/Abstract.php';
/**
* Class for Database record validation
*
* @category Zend
* @package Zend_Validate
* @uses Zend_Validate_Abstract
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Validate_Db_Abstract extends Zend_Validate_Abstract
{
/**
* Error constants
*/
const ERROR_NO_RECORD_FOUND = 'noRecordFound';
const ERROR_RECORD_FOUND = 'recordFound';
/**
* @var array Message templates
*/
protected $_messageTemplates = array(
self::ERROR_NO_RECORD_FOUND => 'No record matching %value% was found',
self::ERROR_RECORD_FOUND => 'A record matching %value% was found',
);
/**
* @var string
*/
protected $_schema = null;
/**
* @var string
*/
protected $_table = '';
/**
* @var string
*/
protected $_field = '';
/**
* @var mixed
*/
protected $_exclude = null;
/**
* Database adapter to use. If null isValid() will use Zend_Db::getInstance instead
*
* @var unknown_type
*/
protected $_adapter = null;
/**
* Provides basic configuration for use with Zend_Validate_Db Validators
* Setting $exclude allows a single record to be excluded from matching.
* Exclude can either be a String containing a where clause, or an array with `field` and `value` keys
* to define the where clause added to the sql.
* A database adapter may optionally be supplied to avoid using the registered default adapter.
*
* The following option keys are supported:
* 'table' => The database table to validate against
* 'schema' => The schema keys
* 'field' => The field to check for a match
* 'exclude' => An optional where clause or field/value pair to exclude from the query
* 'adapter' => An optional database adapter to use
*
* @param array|Zend_Config $options Options to use for this validator
*/
public function __construct($options)
{
if ($options instanceof Zend_Config) {
$options = $options->toArray();
} else if (func_num_args() > 1) {
$options = func_get_args();
$temp['table'] = array_shift($options);
$temp['field'] = array_shift($options);
if (!empty($options)) {
$temp['exclude'] = array_shift($options);
}
if (!empty($options)) {
$temp['adapter'] = array_shift($options);
}
$options = $temp;
}
if (!array_key_exists('table', $options) && !array_key_exists('schema', $options)) {
// require_once 'Zend/Validate/Exception.php';
throw new Zend_Validate_Exception('Table or Schema option missing!');
}
if (!array_key_exists('field', $options)) {
// require_once 'Zend/Validate/Exception.php';
throw new Zend_Validate_Exception('Field option missing!');
}
if (array_key_exists('adapter', $options)) {
$this->setAdapter($options['adapter']);
}
if (array_key_exists('exclude', $options)) {
$this->setExclude($options['exclude']);
}
$this->setField($options['field']);
if (array_key_exists('table', $options)) {
$this->setTable($options['table']);
}
if (array_key_exists('schema', $options)) {
$this->setSchema($options['schema']);
}
}
/**
* Returns the set adapter
*
* @return Zend_Db_Adapter
*/
public function getAdapter()
{
return $this->_adapter;
}
/**
* Sets a new database adapter
*
* @param Zend_Db_Adapter_Abstract $adapter
* @return Zend_Validate_Db_Abstract
*/
public function setAdapter($adapter)
{
if (!($adapter instanceof Zend_Db_Adapter_Abstract)) {
// require_once 'Zend/Validate/Exception.php';
throw new Zend_Validate_Exception('Adapter option must be a database adapter!');
}
$this->_adapter = $adapter;
return $this;
}
/**
* Returns the set exclude clause
*
* @return string|array
*/
public function getExclude()
{
return $this->_exclude;
}
/**
* Sets a new exclude clause
*
* @param string|array $exclude
* @return Zend_Validate_Db_Abstract
*/
public function setExclude($exclude)
{
$this->_exclude = $exclude;
return $this;
}
/**
* Returns the set field
*
* @return string|array
*/
public function getField()
{
return $this->_field;
}
/**
* Sets a new field
*
* @param string $field
* @return Zend_Validate_Db_Abstract
*/
public function setField($field)
{
$this->_field = (string) $field;
return $this;
}
/**
* Returns the set table
*
* @return string
*/
public function getTable()
{
return $this->_table;
}
/**
* Sets a new table
*
* @param string $table
* @return Zend_Validate_Db_Abstract
*/
public function setTable($table)
{
$this->_table = (string) $table;
return $this;
}
/**
* Returns the set schema
*
* @return string
*/
public function getSchema()
{
return $this->_schema;
}
/**
* Sets a new schema
*
* @param string $schema
* @return Zend_Validate_Db_Abstract
*/
public function setSchema($schema)
{
$this->_schema = $schema;
return $this;
}
/**
* Run query and returns matches, or null if no matches are found.
*
* @param String $value
* @return Array when matches are found.
*/
protected function _query($value)
{
/**
* Check for an adapter being defined. if not, fetch the default adapter.
*/
if ($this->_adapter === null) {
$this->_adapter = Zend_Db_Table_Abstract::getDefaultAdapter();
if (null === $this->_adapter) {
// require_once 'Zend/Validate/Exception.php';
throw new Zend_Validate_Exception('No database adapter present');
}
}
/**
* Build select object
*/
$select = new Zend_Db_Select($this->_adapter);
$select->from($this->_table, array($this->_field), $this->_schema)
->where($this->_adapter->quoteIdentifier($this->_field, true).' = ?', $value);
if ($this->_exclude !== null) {
if (is_array($this->_exclude)) {
$select->where($this->_adapter->quoteIdentifier($this->_exclude['field'], true).' != ?', $this->_exclude['value']);
} else {
$select->where($this->_exclude);
}
}
$select->limit(1);
/**
* Run query
*/
$result = $this->_adapter->fetchRow($select, array(), Zend_Db::FETCH_ASSOC);
return $result;
}
}
|