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root/branches/1.4/lib/widget/sfWidgetFormSelect.class.php

Revision 30762, 3.0 kB (checked in by fabien, 4 years ago)

[1.3, 1.4] fixed phpdoc (closes #8931)

  • Property svn:mime-type set to text/x-php
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
Line 
1 <?php
2
3 /*
4  * This file is part of the symfony package.
5  * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
6  *
7  * For the full copyright and license information, please view the LICENSE
8  * file that was distributed with this source code.
9  */
10
11 /**
12  * sfWidgetFormSelect represents a select HTML tag.
13  *
14  * @package    symfony
15  * @subpackage widget
16  * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
17  * @version    SVN: $Id$
18  */
19 class sfWidgetFormSelect extends sfWidgetFormChoiceBase
20 {
21   /**
22    * Constructor.
23    *
24    * Available options:
25    *
26    *  * choices:  An array of possible choices (required)
27    *  * multiple: true if the select tag must allow multiple selections
28    *
29    * @param array $options     An array of options
30    * @param array $attributes  An array of default HTML attributes
31    *
32    * @see sfWidgetFormChoiceBase
33    */
34   protected function configure($options = array(), $attributes = array())
35   {
36     parent::configure($options, $attributes);
37
38     $this->addOption('multiple', false);
39   }
40
41   /**
42    * Renders the widget.
43    *
44    * @param  string $name        The element name
45    * @param  string $value       The value selected in this widget
46    * @param  array  $attributes  An array of HTML attributes to be merged with the default HTML attributes
47    * @param  array  $errors      An array of errors for the field
48    *
49    * @return string An HTML tag string
50    *
51    * @see sfWidgetForm
52    */
53   public function render($name, $value = null, $attributes = array(), $errors = array())
54   {
55     if ($this->getOption('multiple'))
56     {
57       $attributes['multiple'] = 'multiple';
58
59       if ('[]' != substr($name, -2))
60       {
61         $name .= '[]';
62       }
63     }
64
65     $choices = $this->getChoices();
66
67     return $this->renderContentTag('select', "\n".implode("\n", $this->getOptionsForSelect($value, $choices))."\n", array_merge(array('name' => $name), $attributes));
68   }
69
70   /**
71    * Returns an array of option tags for the given choices
72    *
73    * @param  string $value    The selected value
74    * @param  array  $choices  An array of choices
75    *
76    * @return array  An array of option tags
77    */
78   protected function getOptionsForSelect($value, $choices)
79   {
80     $mainAttributes = $this->attributes;
81     $this->attributes = array();
82
83     if (!is_array($value))
84     {
85       $value = array($value);
86     }
87
88     $value = array_map('strval', array_values($value));
89     $value_set = array_flip($value);
90
91     $options = array();
92     foreach ($choices as $key => $option)
93     {
94       if (is_array($option))
95       {
96         $options[] = $this->renderContentTag('optgroup', implode("\n", $this->getOptionsForSelect($value, $option)), array('label' => self::escapeOnce($key)));
97       }
98       else
99       {
100         $attributes = array('value' => self::escapeOnce($key));
101         if (isset($value_set[strval($key)]))
102         {
103           $attributes['selected'] = 'selected';
104         }
105
106         $options[] = $this->renderContentTag('option', self::escapeOnce($option), $attributes);
107       }
108     }
109
110     $this->attributes = $mainAttributes;
111
112     return $options;
113   }
114 }
115
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