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