1: <?php
2: /**
3: * Handles a boolean attribute.
4: *
5: * PHP version 5
6: *
7: * @category Kolab
8: * @package Kolab_Format
9: * @author Gunnar Wrobel <wrobel@pardus.de>
10: * @license http://www.horde.org/licenses/lgpl21 LGPL
11: * @link http://www.horde.org/libraries/Horde_Kolab_Format
12: */
13:
14: /**
15: * Handles a boolean attribute.
16: *
17: * Copyright 2011-2012 Horde LLC (http://www.horde.org/)
18: *
19: * See the enclosed file COPYING for license information (LGPL). If you did not
20: * receive this file, see
21: * http://www.horde.org/licenses/lgpl21.
22: *
23: * @since Horde_Kolab_Format 1.1.0
24: *
25: * @category Kolab
26: * @package Kolab_Format
27: * @author Gunnar Wrobel <wrobel@pardus.de>
28: * @license http://www.horde.org/licenses/lgpl21 LGPL
29: * @link http://www.horde.org/libraries/Horde_Kolab_Format
30: */
31: class Horde_Kolab_Format_Xml_Type_Boolean
32: extends Horde_Kolab_Format_Xml_Type_String
33: {
34: /**
35: * Load the value of a node.
36: *
37: * @param DOMNode $node Retrieve value for this node.
38: * @param Horde_Kolab_Format_Xml_Helper $helper A XML helper instance.
39: * @param array $params Additiona parameters for
40: * this parse operation.
41: *
42: * @return mixed|null The value or null if no value was found.
43: */
44: public function loadNodeValue(
45: $node,
46: Horde_Kolab_Format_Xml_Helper $helper,
47: $params = array()
48: )
49: {
50: $result = $helper->fetchNodeValue($node);;
51: if ($result !== null) {
52: if ($result == 'false') {
53: $result = false;
54: } else if ($result == 'true') {
55: $result = true;
56: } else {
57: $result = (bool)$result;
58: }
59: }
60: return $result;
61: }
62:
63: /**
64: * Update the specified attribute.
65: *
66: * @param string $name The name of the attribute
67: * to be updated.
68: * @param mixed $value The value to store.
69: * @param DOMNode $parent_node The parent node of the
70: * node that should be
71: * updated.
72: * @param Horde_Kolab_Format_Xml_Helper $helper A XML helper instance.
73: * @param array $params The parameters for this
74: * write operation.
75: * @param DOMNode|NULL $old_node The previous value (or
76: * null if there is none).
77: *
78: * @return DOMNode|boolean The new/updated child node or false if this
79: * failed.
80: *
81: * @throws Horde_Kolab_Format_Exception If converting the data to XML failed.
82: */
83: public function saveNodeValue(
84: $name,
85: $value,
86: $parent_node,
87: Horde_Kolab_Format_Xml_Helper $helper,
88: $params = array(),
89: $old_node = false
90: )
91: {
92: if (!is_string($value)) {
93: if ($value) {
94: $value = 'true';
95: } else {
96: $value = 'false';
97: }
98: }
99: if (!in_array($value, array('true', 'false'))
100: && !$this->isRelaxed($params)) {
101: throw new Horde_Kolab_Format_Exception(
102: sprintf('Invalid boolean input "%s"!', $value)
103: );
104: }
105: return parent::saveNodeValue(
106: $name, $value, $parent_node, $helper, $params, $old_node
107: );
108: }
109: }
110: