1 <?php
2 /**
3 * Smarty plugin
4 *
5 * @package Smarty
6 * @subpackage PluginsFunction
7 */
9 /**
10 * Smarty {html_options} function plugin
11 *
12 * Type: function<br>
13 * Name: html_options<br>
14 * Purpose: Prints the list of <option> tags generated from
15 * the passed parameters
16 *
17 * @link http://smarty.php.net/manual/en/language.function.html.options.php {html_image}
18 * (Smarty online manual)
19 * @author Monte Ohrt <monte at ohrt dot com>
20 * @param array $params parameters
21 * Input:<br>
22 * - name (optional) - string default "select"
23 * - values (required if no options supplied) - array
24 * - options (required if no values supplied) - associative array
25 * - selected (optional) - string default not set
26 * - output (required if not options supplied) - array
27 * @param object $template template object
28 * @return string
29 * @uses smarty_function_escape_special_chars()
30 */
31 function smarty_function_html_options($params, $template)
32 {
33 require_once(SMARTY_PLUGINS_DIR . 'shared.escape_special_chars.php');
35 $name = null;
36 $values = null;
37 $options = null;
38 $selected = array();
39 $output = null;
40 $id = null;
41 $class = null;
43 $extra = '';
44 $options_extra = '';
46 foreach($params as $_key => $_val) {
47 switch ($_key) {
48 case 'name':
49 case 'class':
50 case 'id':
51 $$_key = (string)$_val;
52 break;
54 case 'options':
55 $$_key = (array)$_val;
56 break;
58 case 'values':
59 case 'output':
60 $$_key = array_values((array)$_val);
61 break;
63 case 'selected':
64 $$_key = array_map('strval', array_values((array)$_val));
65 break;
67 default:
68 if (!is_array($_val)) {
69 $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"';
70 } else {
71 trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
72 }
73 break;
74 }
75 }
77 if (!isset($options) && !isset($values))
78 return '';
79 /* raise error here? */
81 $_html_result = '';
82 $_idx = 0;
84 if (isset($options)) {
85 foreach ($options as $_key => $_val) {
86 $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected, $id, $class, $_idx);
87 }
88 } else {
89 foreach ($values as $_i => $_key) {
90 $_val = isset($output[$_i]) ? $output[$_i] : '';
91 $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected, $id, $class, $_idx);
92 }
93 }
95 if (!empty($name)) {
96 $_html_class = !empty($class) ? ' class="'.$class.'"' : '';
97 $_html_id = !empty($id) ? ' id="'.$id.'"' : '';
98 $_html_result = '<select name="' . $name . '"' . $_html_class . $_html_id . $extra . '>' . "\n" . $_html_result . '</select>' . "\n";
99 }
101 return $_html_result;
102 }
104 function smarty_function_html_options_optoutput($key, $value, $selected, $id, $class, &$idx)
105 {
106 if (!is_array($value)) {
107 $_html_result = '<option value="' .
108 smarty_function_escape_special_chars($key) . '"';
109 if (in_array((string)$key, $selected))
110 $_html_result .= ' selected="selected"';
111 $_html_class = !empty($class) ? ' class="'.$class.' option"' : '';
112 $_html_id = !empty($id) ? ' id="'.$id.'-'.$idx.'"' : '';
113 $_html_result .= $_html_class . $_html_id . '>' . smarty_function_escape_special_chars($value) . '</option>' . "\n";
114 $idx++;
115 } else {
116 $_idx = 0;
117 $_html_result = smarty_function_html_options_optgroup($key, $value, $selected, $id.'-'.$idx, $class, $_idx);
118 $idx++;
119 }
120 return $_html_result;
121 }
123 function smarty_function_html_options_optgroup($key, $values, $selected, $id, $class, &$idx)
124 {
125 $optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n";
126 foreach ($values as $key => $value) {
127 $optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected, $id, $class, $idx);
128 }
129 $optgroup_html .= "</optgroup>\n";
130 return $optgroup_html;
131 }
133 ?>