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122 lines
3.7 KiB
122 lines
3.7 KiB
<?php
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/**
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* Smarty plugin
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* @package Smarty
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* @subpackage plugins
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*/
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/**
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* Smarty {html_options} function plugin
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*
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* Type: function<br>
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* Name: html_options<br>
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* Input:<br>
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* - name (optional) - string default "select"
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* - values (required if no options supplied) - array
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* - options (required if no values supplied) - associative array
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* - selected (optional) - string default not set
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* - output (required if not options supplied) - array
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* Purpose: Prints the list of <option> tags generated from
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* the passed parameters
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* @link http://smarty.php.net/manual/en/language.function.html.options.php {html_image}
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* (Smarty online manual)
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* @author Monte Ohrt <monte at ohrt dot com>
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* @param array
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* @param Smarty
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* @return string
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* @uses smarty_function_escape_special_chars()
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*/
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function smarty_function_html_options($params, &$smarty)
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{
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require_once $smarty->_get_plugin_filepath('shared','escape_special_chars');
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$name = null;
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$values = null;
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$options = null;
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$selected = array();
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$output = null;
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$extra = '';
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foreach($params as $_key => $_val) {
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switch($_key) {
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case 'name':
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$$_key = (string)$_val;
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break;
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case 'options':
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$$_key = (array)$_val;
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break;
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case 'values':
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case 'output':
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$$_key = array_values((array)$_val);
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break;
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case 'selected':
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$$_key = array_map('strval', array_values((array)$_val));
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break;
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default:
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if(!is_array($_val)) {
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$extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
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} else {
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$smarty->trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
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}
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break;
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}
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}
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if (!isset($options) && !isset($values))
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return ''; /* raise error here? */
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$_html_result = '';
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if (isset($options)) {
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foreach ($options as $_key=>$_val)
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$_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
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} else {
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foreach ($values as $_i=>$_key) {
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$_val = isset($output[$_i]) ? $output[$_i] : '';
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$_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
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}
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}
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if(!empty($name)) {
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$_html_result = '<select name="' . $name . '"' . $extra . '>' . "\n" . $_html_result . '</select>' . "\n";
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}
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return $_html_result;
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}
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function smarty_function_html_options_optoutput($key, $value, $selected) {
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if(!is_array($value)) {
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$_html_result = '<option label="' . smarty_function_escape_special_chars($value) . '" value="' .
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smarty_function_escape_special_chars($key) . '"';
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if (in_array((string)$key, $selected))
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$_html_result .= ' selected="selected"';
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$_html_result .= '>' . smarty_function_escape_special_chars($value) . '</option>' . "\n";
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} else {
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$_html_result = smarty_function_html_options_optgroup($key, $value, $selected);
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}
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return $_html_result;
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}
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function smarty_function_html_options_optgroup($key, $values, $selected) {
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$optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n";
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foreach ($values as $key => $value) {
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$optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected);
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}
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$optgroup_html .= "</optgroup>\n";
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return $optgroup_html;
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}
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/* vim: set expandtab: */
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?>
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