ruleregistry.php

This is the script which used on 10minutemail.com for temporary email.

            $jsValue = "  value = new Array();\n";
            $jsReset = '';
            for ($i = 0; $i < count($element); $i++) {
                list($tmp_value, $tmp_reset) = $this->_getJsValue($element[$i], $element[$i]->getName(), $reset, $i);
                $jsValue .= "\n" . $tmp_value;
                $jsReset .= $tmp_reset;
            }
        }
        $jsField = isset($ruleData['group'])? $ruleData['group']: $elementName;
        list ($jsPrefix, $jsCheck) = $rule->getValidationScript($ruleData['format']);
        if (!isset($ruleData['howmany'])) {
            $js = $jsValue . "\n" . $jsPrefix . 
                  "  if (" . str_replace('{jsVar}', 'value', $jsCheck) . " && !errFlag['{$jsField}']) {\n" .
                  "    errFlag['{$jsField}'] = true;\n" .
                  "    _qfMsg = _qfMsg + '\\n - {$ruleData['message']}';\n" .
                  $jsReset .
                  "  }\n";
        } else {
            $js = $jsValue . "\n" . $jsPrefix . 
                  "  var res = 0;\n" .
                  "  for (var i = 0; i < value.length; i++) {\n" .
                  "    if (!(" . str_replace('{jsVar}', 'value[i]', $jsCheck) . ")) {\n" .
                  "      res++;\n" .
                  "    }\n" .
                  "  }\n" . 
                  "  if (res < {$ruleData['howmany']} && !errFlag['{$jsField}']) {\n" . 
                  "    errFlag['{$jsField}'] = true;\n" .
                  "    _qfMsg = _qfMsg + '\\n - {$ruleData['message']}';\n" .
                  $jsReset .
                  "  }\n";
        }
        return $js;
    } // end func getValidationScript


   /**
    * Returns JavaScript to get and to reset the element's value 
    * 
    * @access private
    * @param  object HTML_QuickForm_element     element being processed
    * @param  string    element's name
    * @param  bool      whether to generate JavaScript to reset the value
    * @param  integer   value's index in the array (only used for multielement rules)
    * @return array     first item is value javascript, second is reset
    */
    function _getJsValue(&$element, $elementName, $reset = false, $index = null)
    {
        $jsIndex = isset($index)? '[' . $index . ']': '';
        $tmp_reset = $reset? "    var field = frm.elements['$elementName'];\n": '';
        if (is_a($element, 'html_quickform_group')) {
            $value = "  _qfGroups['{$elementName}'] = {";
            $elements =& $element->getElements();
            for ($i = 0, $count = count($elements); $i < $count; $i++) {
                $append = ($elements[$i]->getType() == 'select' && $elements[$i]->getMultiple())? '[]': '';
                $value .= "'" . $element->getElementName($i) . $append . "': true" .
                          ($i < $count - 1? ', ': '');
            }
            $value .=
                "};\n" .
                "  value{$jsIndex} = new Array();\n" .
                "  var valueIdx = 0;\n" .
                "  for (var i = 0; i < frm.elements.length; i++) {\n" .
                "    var _element = frm.elements[i];\n" .
                "    if (_element.name in _qfGroups['{$elementName}']) {\n" . 
                "      switch (_element.type) {\n" .
                "        case 'checkbox':\n" .
                "        case 'radio':\n" .
                "          if (_element.checked) {\n" .
                "            value{$jsIndex}[valueIdx++] = _element.value;\n" .
                "          }\n" .
                "          break;\n" .
                "        case 'select-one':\n" .
                "          if (-1 != _element.selectedIndex) {\n" .
                "            value{$jsIndex}[valueIdx++] = _element.options[_element.selectedIndex].value;\n" .
                "          }\n" .
                "          break;\n" .
                "        case 'select-multiple':\n" .
                "          var tmpVal = new Array();\n" .
                "          var tmpIdx = 0;\n" .
                "          for (var j = 0; j < _element.options.length; j++) {\n" .
                "            if (_element.options[j].selected) {\n" .
                "              tmpVal[tmpIdx++] = _element.options[j].value;\n" .
                "            }\n" .
                "          }\n" .
                "          if (tmpIdx > 0) {\n" .
                "            value{$jsIndex}[valueIdx++] = tmpVal;\n" .
                "          }\n" .
                "          break;\n" .
                "        default:\n" .
                "          value{$jsIndex}[valueIdx++] = _element.value;\n" .
                "      }\n" .
                "    }\n" .
                "  }\n";
            if ($reset) {
                $tmp_reset =
                    "    for (var i = 0; i < frm.elements.length; i++) {\n" .
                    "      var _element = frm.elements[i];\n" .
                    "      if (_element.name in _qfGroups['{$elementName}']) {\n" . 
                    "        switch (_element.type) {\n" .
                    "          case 'checkbox':\n" .
                    "          case 'radio':\n" .
                    "            _element.checked = _element.defaultChecked;\n" .
                    "            break;\n" .
                    "          case 'select-one':\n" .
                    "          case 'select-multiple:\n" .
                    "            for (var j = 0; j < _element.options.length; j++) {\n" .
                    "              _element.options[j].selected = _element.options[j].defaultSelected;\n" .
                    "            }\n" .
                    "            break;\n" .
                    "          default:\n" .
                    "            _element.value = _element.defaultValue;\n" .
                    "        }\n" .
                    "      }\n" .
                    "    }\n";
            }

        } elseif ($element->getType() == 'select') {
            if ($element->getMultiple()) {
                $elementName .= '[]';
                $value =
                    "  value{$jsIndex} = new Array();\n" .
                    "  var valueIdx = 0;\n" .
                    "  for (var i = 0; i < frm.elements['{$elementName}'].options.length; i++) {\n" . 
                    "    if (frm.elements['{$elementName}'].options[i].selected) {\n" .
                    "      value{$jsIndex}[valueIdx++] = frm.elements['{$elementName}'].options[i].value;\n" .
                    "    }\n" .
                    "  }\n";
            } else {
                $value = "  value{$jsIndex} = frm.elements['{$elementName}'].selectedIndex == -1? '': frm.elements['{$elementName}'].options[frm.elements['{$elementName}'].selectedIndex].value;\n";
            }
            if ($reset) {
                $tmp_reset .= 
                    "    for (var i = 0; i < field.options.length; i++) {\n" .
                    "      field.options[i].selected = field.options[i].defaultSelected;\n" .
                    "    }\n";
            }

        } elseif ($element->getType() == 'checkbox' && !is_a($element, 'html_quickform_advcheckbox')) {
            $value = "  if (frm.elements['$elementName'].checked) {\n" .
                     "    value{$jsIndex} = '1';\n" .
                     "  } else {\n" .
                     "    value{$jsIndex} = '';\n" .
                     "  }";
            $tmp_reset .= ($reset) ? "    field.checked = field.defaultChecked;\n" : '';

        } elseif ($element->getType() == 'radio') {
            $value = "  value{$jsIndex} = '';\n" .
                     "  for (var i = 0; i < frm.elements['$elementName'].length; i++) {\n" .
                     "    if (frm.elements['$elementName'][i].checked) {\n" .
                     "      value{$jsIndex} = frm.elements['$elementName'][i].value;\n" .
                     "    }\n" .
                     "  }";
            if ($reset) {
                $tmp_reset .= "    for (var i = 0; i < field.length; i++) {\n" .
                              "      field[i].checked = field[i].defaultChecked;\n" .
                              "    }";
            }

        } else {
            $value = "  value{$jsIndex} = frm.elements['$elementName'].value;";
            $tmp_reset .= ($reset) ? "    field.value = field.defaultValue;\n" : '';
        }
        return array($value, $tmp_reset);
    }
} // end class HTML_QuickForm_RuleRegistry
?>