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