Validadores de formularios
Versión 3 (Guillermo Zdanowicz, 01/06/2012 19:56)
1 | 1 | Guillermo Zdanowicz | h1. Validadores de formularios |
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2 | 1 | Guillermo Zdanowicz | |
3 | 2 | Guillermo Zdanowicz | (sacado de:http://groups.google.com/group/symfony-es/browse_thread/thread/b9c6540d63ed06af?pli=1) |
4 | 1 | Guillermo Zdanowicz | |
5 | 1 | Guillermo Zdanowicz | TuClaseForm.class.php |
6 | 1 | Guillermo Zdanowicz | public function configure() |
7 | 1 | Guillermo Zdanowicz | { |
8 | 1 | Guillermo Zdanowicz | ... |
9 | 1 | Guillermo Zdanowicz | } |
10 | 1 | Guillermo Zdanowicz | |
11 | 1 | Guillermo Zdanowicz | $this->validatorSchema->setPostValidator( |
12 | 1 | Guillermo Zdanowicz | new sfValidatorCallback(array('callback' => array($this, 'validarPago'))) |
13 | 1 | Guillermo Zdanowicz | ); |
14 | 1 | Guillermo Zdanowicz | public function validarPago($validator, $values) |
15 | 1 | Guillermo Zdanowicz | { |
16 | 1 | Guillermo Zdanowicz | $cuota_minima = Doctrine_Query::create()->from('Contrato c')->where('c.id = ?',$values['contrato_id'])->fetchOne()->getCuotaMinima(); |
17 | 1 | Guillermo Zdanowicz | // Otra forma de hacer la consulta anterior |
18 | 1 | Guillermo Zdanowicz | // $cuota_minima = Doctrine_Core::getTable('Contrato')->find($values['contrato_id'])->get('cuo ta_minima'); |
19 | 1 | Guillermo Zdanowicz | if ($values['valor_pago'] < $cuota_minima) |
20 | 1 | Guillermo Zdanowicz | { |
21 | 1 | Guillermo Zdanowicz | $error = new sfValidatorError($validator, 'Debe ingresar un pago mayor o igual al monto minimo'); |
22 | 1 | Guillermo Zdanowicz | throw new sfValidatorErrorSchema($validator, array('campo_que_mostrara_el_error' => $error)); |
23 | 1 | Guillermo Zdanowicz | } |
24 | 1 | Guillermo Zdanowicz | return $values; |
25 | 1 | Guillermo Zdanowicz | } |
26 | 1 | Guillermo Zdanowicz | ------------------------------------------- |
27 | 1 | Guillermo Zdanowicz | |
28 | 1 | Guillermo Zdanowicz | otra forma (sacado de:http://www.symfony-project.org/more-with-symfony/1_4/pt/05-Custom-Widgets-and-Validators) |
29 | 1 | Guillermo Zdanowicz | |
30 | 1 | Guillermo Zdanowicz | |
31 | 1 | Guillermo Zdanowicz | |
32 | 1 | Guillermo Zdanowicz | class sfWidgetFormTrilean extends sfWidgetForm |
33 | 1 | Guillermo Zdanowicz | { |
34 | 1 | Guillermo Zdanowicz | public function configure ($options = array(), $attributes = array()) |
35 | 1 | Guillermo Zdanowicz | { |
36 | 1 | Guillermo Zdanowicz | |
37 | 1 | Guillermo Zdanowicz | $this-addOption>('choices', array( |
38 | 1 | Guillermo Zdanowicz | 0 => 'Não', |
39 | 1 | Guillermo Zdanowicz | 1 => 'Sim', |
40 | 1 | Guillermo Zdanowicz | 'null' => 'Nulo' |
41 | 1 | Guillermo Zdanowicz | )); |
42 | 1 | Guillermo Zdanowicz | } |
43 | 1 | Guillermo Zdanowicz | |
44 | 1 | Guillermo Zdanowicz | public function render($name, $value = null, $atributos = array(), $errors = array ()) |
45 | 1 | Guillermo Zdanowicz | { |
46 | 1 | Guillermo Zdanowicz | $valor = $ valor === null? 'null': $valor; |
47 | 1 | Guillermo Zdanowicz | |
48 | 1 | Guillermo Zdanowicz | $options = array(); |
49 | 1 | Guillermo Zdanowicz | foreach($this->getOption('choices') as $key => $opção) |
50 | 1 | Guillermo Zdanowicz | { |
51 | 1 | Guillermo Zdanowicz | $attributes = array ('value' = self::escapeOnce($key)); |
52 | 1 | Guillermo Zdanowicz | if($ key == $value) |
53 | 1 | Guillermo Zdanowicz | { |
54 | 1 | Guillermo Zdanowicz | $attributes ['selected'] = 'selected'; |
55 | 1 | Guillermo Zdanowicz | } |
56 | 1 | Guillermo Zdanowicz | |
57 | 1 | Guillermo Zdanowicz | $options [] = $this->renderContentTag( |
58 | 1 | Guillermo Zdanowicz | 'option', |
59 | 1 | Guillermo Zdanowicz | self::escapeOnce($option), |
60 | 1 | Guillermo Zdanowicz | $attributes |
61 | 1 | Guillermo Zdanowicz | ); |
62 | 1 | Guillermo Zdanowicz | } |
63 | 1 | Guillermo Zdanowicz | |
64 | 1 | Guillermo Zdanowicz | return $this->renderContentTag( |
65 | 1 | Guillermo Zdanowicz | 'select', |
66 | 1 | Guillermo Zdanowicz | "\n". implode ("\n", $options). "\n", |
67 | 1 | Guillermo Zdanowicz | array_merge(array('name' => $name), $attributes |
68 | 1 | Guillermo Zdanowicz | )); |
69 | 1 | Guillermo Zdanowicz | } |
70 | 1 | Guillermo Zdanowicz | } |
71 | 3 | Guillermo Zdanowicz | |
72 | 3 | Guillermo Zdanowicz | ---------------- |
73 | 3 | Guillermo Zdanowicz | |
74 | 3 | Guillermo Zdanowicz | class sfValidatorTrilean extends sfValidatorBase |
75 | 3 | Guillermo Zdanowicz | { |
76 | 3 | Guillermo Zdanowicz | class sfValidatorTrilean extends sfValidatorBase |
77 | 3 | Guillermo Zdanowicz | { |
78 | 3 | Guillermo Zdanowicz | $ this-addOption> ( 'matriz true_values', ( 'true', 't', 'yes', 'y', 'on', '1 ')); |
79 | 3 | Guillermo Zdanowicz | $this->addOption('false_values', array('false', 'f', 'no', 'n', 'off', '0')); |
80 | 3 | Guillermo Zdanowicz | $this->addOption('null_values', array('null', null)); |
81 | 3 | Guillermo Zdanowicz | } |
82 | 3 | Guillermo Zdanowicz | |
83 | 3 | Guillermo Zdanowicz | protected function doClean($value) |
84 | 3 | Guillermo Zdanowicz | { |
85 | 3 | Guillermo Zdanowicz | if (in_array($value, $this->getOption('true_values'))) |
86 | 3 | Guillermo Zdanowicz | { |
87 | 3 | Guillermo Zdanowicz | return true; |
88 | 3 | Guillermo Zdanowicz | } |
89 | 3 | Guillermo Zdanowicz | |
90 | 3 | Guillermo Zdanowicz | if (in_array($value, $this->getOption('true_values'))) |
91 | 3 | Guillermo Zdanowicz | { |
92 | 3 | Guillermo Zdanowicz | return false; |
93 | 3 | Guillermo Zdanowicz | } |
94 | 3 | Guillermo Zdanowicz | |
95 | 3 | Guillermo Zdanowicz | if (in_array($value, $this->getOption('null_values'))) |
96 | 3 | Guillermo Zdanowicz | { |
97 | 3 | Guillermo Zdanowicz | return null; |
98 | 3 | Guillermo Zdanowicz | } |
99 | 3 | Guillermo Zdanowicz | |
100 | 3 | Guillermo Zdanowicz | throw new sfValidatorError($this, 'invalid', array('value' => $value)); |
101 | 3 | Guillermo Zdanowicz | } |
102 | 3 | Guillermo Zdanowicz | |
103 | 3 | Guillermo Zdanowicz | public function isEmpty($value) |
104 | 3 | Guillermo Zdanowicz | { |
105 | 3 | Guillermo Zdanowicz | return false; |
106 | 3 | Guillermo Zdanowicz | } |
107 | 3 | Guillermo Zdanowicz | } |