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/framework/vendor/smarty2/lib/plugins/function.html_options.php

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PHP | 122 lines | 72 code | 23 blank | 27 comment | 10 complexity | b634076ab0424a5b8310ff733c5615a6 MD5 | raw file
  1<?php
  2/**
  3 * Smarty plugin
  4 * @package Smarty
  5 * @subpackage plugins
  6 */
  7
  8
  9/**
 10 * Smarty {html_options} function plugin
 11 *
 12 * Type:     function<br>
 13 * Name:     html_options<br>
 14 * Input:<br>
 15 *           - name       (optional) - string default "select"
 16 *           - values     (required if no options supplied) - array
 17 *           - options    (required if no values supplied) - associative array
 18 *           - selected   (optional) - string default not set
 19 *           - output     (required if not options supplied) - array
 20 * Purpose:  Prints the list of <option> tags generated from
 21 *           the passed parameters
 22 * @link http://smarty.php.net/manual/en/language.function.html.options.php {html_image}
 23 *      (Smarty online manual)
 24 * @author Monte Ohrt <monte at ohrt dot com>
 25 * @param array
 26 * @param Smarty
 27 * @return string
 28 * @uses smarty_function_escape_special_chars()
 29 */
 30function smarty_function_html_options($params, &$smarty)
 31{
 32    require_once $smarty->_get_plugin_filepath('shared','escape_special_chars');
 33    
 34    $name = null;
 35    $values = null;
 36    $options = null;
 37    $selected = array();
 38    $output = null;
 39    
 40    $extra = '';
 41    
 42    foreach($params as $_key => $_val) {
 43        switch($_key) {
 44            case 'name':
 45                $$_key = (string)$_val;
 46                break;
 47            
 48            case 'options':
 49                $$_key = (array)$_val;
 50                break;
 51                
 52            case 'values':
 53            case 'output':
 54                $$_key = array_values((array)$_val);
 55                break;
 56
 57            case 'selected':
 58                $$_key = array_map('strval', array_values((array)$_val));
 59                break;
 60                
 61            default:
 62                if(!is_array($_val)) {
 63                    $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
 64                } else {
 65                    $smarty->trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
 66                }
 67                break;
 68        }
 69    }
 70
 71    if (!isset($options) && !isset($values))
 72        return ''; /* raise error here? */
 73
 74    $_html_result = '';
 75
 76    if (isset($options)) {
 77        
 78        foreach ($options as $_key=>$_val)
 79            $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
 80
 81    } else {
 82        
 83        foreach ($values as $_i=>$_key) {
 84            $_val = isset($output[$_i]) ? $output[$_i] : '';
 85            $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
 86        }
 87
 88    }
 89
 90    if(!empty($name)) {
 91        $_html_result = '<select name="' . $name . '"' . $extra . '>' . "\n" . $_html_result . '</select>' . "\n";
 92    }
 93
 94    return $_html_result;
 95
 96}
 97
 98function smarty_function_html_options_optoutput($key, $value, $selected) {
 99    if(!is_array($value)) {
100        $_html_result = '<option label="' . smarty_function_escape_special_chars($value) . '" value="' .
101            smarty_function_escape_special_chars($key) . '"';
102        if (in_array((string)$key, $selected))
103            $_html_result .= ' selected="selected"';
104        $_html_result .= '>' . smarty_function_escape_special_chars($value) . '</option>' . "\n";
105    } else {
106        $_html_result = smarty_function_html_options_optgroup($key, $value, $selected);
107    }
108    return $_html_result;
109}
110
111function smarty_function_html_options_optgroup($key, $values, $selected) {
112    $optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n";
113    foreach ($values as $key => $value) {
114        $optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected);
115    }
116    $optgroup_html .= "</optgroup>\n";
117    return $optgroup_html;
118}
119
120/* vim: set expandtab: */
121
122?>