diff options
Diffstat (limited to 'library/Smarty/libs/plugins/function.html_options.php')
| -rw-r--r-- | library/Smarty/libs/plugins/function.html_options.php | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/library/Smarty/libs/plugins/function.html_options.php b/library/Smarty/libs/plugins/function.html_options.php new file mode 100644 index 000000000..46330e896 --- /dev/null +++ b/library/Smarty/libs/plugins/function.html_options.php @@ -0,0 +1,176 @@ +<?php +/** + * Smarty plugin + * + * @package Smarty + * @subpackage PluginsFunction + */ + +/** + * Smarty {html_options} function plugin + * + * Type: function<br> + * Name: html_options<br> + * Purpose: Prints the list of <option> tags generated from + * the passed parameters<br> + * Params: + * <pre> + * - 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 + * - id (optional) - string default not set + * - class (optional) - string default not set + * </pre> + * + * @link http://www.smarty.net/manual/en/language.function.html.options.php {html_image} + * (Smarty online manual) + * @author Monte Ohrt <monte at ohrt dot com> + * @author Ralf Strehle (minor optimization) <ralf dot strehle at yahoo dot de> + * @param array $params parameters + * @param Smarty_Internal_Template $template template object + * @return string + * @uses smarty_function_escape_special_chars() + */ +function smarty_function_html_options($params, $template) +{ + require_once(SMARTY_PLUGINS_DIR . 'shared.escape_special_chars.php'); + + $name = null; + $values = null; + $options = null; + $selected = null; + $output = null; + $id = null; + $class = null; + + $extra = ''; + + foreach ($params as $_key => $_val) { + switch ($_key) { + case 'name': + case 'class': + case 'id': + $$_key = (string) $_val; + break; + + case 'options': + $options = (array) $_val; + break; + + case 'values': + case 'output': + $$_key = array_values((array) $_val); + break; + + case 'selected': + if (is_array($_val)) { + $selected = array(); + foreach ($_val as $_sel) { + if (is_object($_sel)) { + if (method_exists($_sel, "__toString")) { + $_sel = smarty_function_escape_special_chars((string) $_sel->__toString()); + } else { + trigger_error("html_options: selected attribute contains an object of class '". get_class($_sel) ."' without __toString() method", E_USER_NOTICE); + continue; + } + } else { + $_sel = smarty_function_escape_special_chars((string) $_sel); + } + $selected[$_sel] = true; + } + } elseif (is_object($_val)) { + if (method_exists($_val, "__toString")) { + $selected = smarty_function_escape_special_chars((string) $_val->__toString()); + } else { + trigger_error("html_options: selected attribute is an object of class '". get_class($_val) ."' without __toString() method", E_USER_NOTICE); + } + } else { + $selected = smarty_function_escape_special_chars((string) $_val); + } + break; + + default: + if (!is_array($_val)) { + $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"'; + } else { + trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE); + } + break; + } + } + + if (!isset($options) && !isset($values)) { + /* raise error here? */ + return ''; + } + + $_html_result = ''; + $_idx = 0; + + if (isset($options)) { + foreach ($options as $_key => $_val) { + $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected, $id, $class, $_idx); + } + } else { + foreach ($values as $_i => $_key) { + $_val = isset($output[$_i]) ? $output[$_i] : ''; + $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected, $id, $class, $_idx); + } + } + + if (!empty($name)) { + $_html_class = !empty($class) ? ' class="'.$class.'"' : ''; + $_html_id = !empty($id) ? ' id="'.$id.'"' : ''; + $_html_result = '<select name="' . $name . '"' . $_html_class . $_html_id . $extra . '>' . "\n" . $_html_result . '</select>' . "\n"; + } + + return $_html_result; +} + +function smarty_function_html_options_optoutput($key, $value, $selected, $id, $class, &$idx) +{ + if (!is_array($value)) { + $_key = smarty_function_escape_special_chars($key); + $_html_result = '<option value="' . $_key . '"'; + if (is_array($selected)) { + if (isset($selected[$_key])) { + $_html_result .= ' selected="selected"'; + } + } elseif ($_key === $selected) { + $_html_result .= ' selected="selected"'; + } + $_html_class = !empty($class) ? ' class="'.$class.' option"' : ''; + $_html_id = !empty($id) ? ' id="'.$id.'-'.$idx.'"' : ''; + if (is_object($value)) { + if (method_exists($value, "__toString")) { + $value = smarty_function_escape_special_chars((string) $value->__toString()); + } else { + trigger_error("html_options: value is an object of class '". get_class($value) ."' without __toString() method", E_USER_NOTICE); + return ''; + } + } else { + $value = smarty_function_escape_special_chars((string) $value); + } + $_html_result .= $_html_class . $_html_id . '>' . $value . '</option>' . "\n"; + $idx++; + } else { + $_idx = 0; + $_html_result = smarty_function_html_options_optgroup($key, $value, $selected, !empty($id) ? ($id.'-'.$idx) : null, $class, $_idx); + $idx++; + } + return $_html_result; +} + +function smarty_function_html_options_optgroup($key, $values, $selected, $id, $class, &$idx) +{ + $optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n"; + foreach ($values as $key => $value) { + $optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected, $id, $class, $idx); + } + $optgroup_html .= "</optgroup>\n"; + return $optgroup_html; +} + +?>
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