1<?php
2/**
3 * Array-based data source for HTML_QuickForm2 objects
4 *
5 * PHP version 5
6 *
7 * LICENSE:
8 *
9 * Copyright (c) 2006-2010, Alexey Borzov <avb@php.net>,
10 *                          Bertrand Mansion <golgote@mamasam.com>
11 * All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 *
17 *    * Redistributions of source code must retain the above copyright
18 *      notice, this list of conditions and the following disclaimer.
19 *    * Redistributions in binary form must reproduce the above copyright
20 *      notice, this list of conditions and the following disclaimer in the
21 *      documentation and/or other materials provided with the distribution.
22 *    * The names of the authors may not be used to endorse or promote products
23 *      derived from this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
26 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
27 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
29 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
33 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * @category   HTML
38 * @package    HTML_QuickForm2
39 * @author     Alexey Borzov <avb@php.net>
40 * @author     Bertrand Mansion <golgote@mamasam.com>
41 * @license    http://opensource.org/licenses/bsd-license.php New BSD License
42 * @version    SVN: $Id: Array.php 294057 2010-01-26 21:10:28Z avb $
43 * @link       http://pear.php.net/package/HTML_QuickForm2
44 */
45
46/**
47 * Interface for data sources used by HTML_QuickForm2 objects
48 */
49// require_once 'HTML/QuickForm2/DataSource.php';
50
51/**
52 * Array-based data source for HTML_QuickForm2 objects
53 *
54 * @category   HTML
55 * @package    HTML_QuickForm2
56 * @author     Alexey Borzov <avb@php.net>
57 * @author     Bertrand Mansion <golgote@mamasam.com>
58 * @version    Release: @package_version@
59 */
60class HTML_QuickForm2_DataSource_Array implements HTML_QuickForm2_DataSource
61{
62   /**
63    * Array containing elements' values
64    * @var array
65    */
66    protected $values;
67
68   /**
69    * Class constructor, initializes the values array
70    *
71    * @param    array   Array containing the elements' values
72    */
73    public function __construct($values = array())
74    {
75        $this->values = $values;
76    }
77
78    public function getValue($name)
79    {
80        if (empty($this->values)) {
81            return null;
82        }
83        if (strpos($name, '[')) {
84            $tokens = explode('[', str_replace(']', '', $name));
85            $value = $this->values;
86            do {
87                $token = array_shift($tokens);
88                if (!isset($value[$token])) {
89                    return null;
90                }
91                $value = $value[$token];
92            } while (!empty($tokens));
93            return $value;
94        } elseif (isset($this->values[$name])) {
95            return $this->values[$name];
96        } else {
97            return null;
98        }
99    }
100}
101?>
102