349 lines
16 KiB
PHP
349 lines
16 KiB
PHP
<?php
|
|
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
|
|
|
|
/**
|
|
* Registers rule objects and uses them for validation
|
|
*
|
|
* PHP versions 4 and 5
|
|
*
|
|
* LICENSE: This source file is subject to version 3.01 of the PHP license
|
|
* that is available through the world-wide-web at the following URI:
|
|
* http://www.php.net/license/3_01.txt If you did not receive a copy of
|
|
* the PHP License and are unable to obtain it through the web, please
|
|
* send a note to license@php.net so we can mail you a copy immediately.
|
|
*
|
|
* @category HTML
|
|
* @package HTML_QuickForm
|
|
* @author Adam Daniel <adaniel1@eesus.jnj.com>
|
|
* @author Bertrand Mansion <bmansion@mamasam.com>
|
|
* @author Alexey Borzov <avb@php.net>
|
|
* @copyright 2001-2009 The PHP Group
|
|
* @license http://www.php.net/license/3_01.txt PHP License 3.01
|
|
* @version CVS: $Id: RuleRegistry.php,v 1.19 2009/04/04 21:34:02 avb Exp $
|
|
* @link http://pear.php.net/package/HTML_QuickForm
|
|
*/
|
|
|
|
/**
|
|
* Registers rule objects and uses them for validation
|
|
*
|
|
* @category HTML
|
|
* @package HTML_QuickForm
|
|
* @author Adam Daniel <adaniel1@eesus.jnj.com>
|
|
* @author Bertrand Mansion <bmansion@mamasam.com>
|
|
* @author Alexey Borzov <avb@php.net>
|
|
* @version Release: 3.2.11
|
|
* @since 3.2
|
|
*/
|
|
class HTML_QuickForm_RuleRegistry
|
|
{
|
|
/**
|
|
* Array containing references to used rules
|
|
* @var array
|
|
* @access private
|
|
*/
|
|
var $_rules = array();
|
|
|
|
|
|
/**
|
|
* Returns a singleton of HTML_QuickForm_RuleRegistry
|
|
*
|
|
* Usually, only one RuleRegistry object is needed, this is the reason
|
|
* why it is recommended to use this method to get the validation object.
|
|
*
|
|
* @access public
|
|
* @static
|
|
* @return HTML_QuickForm_RuleRegistry
|
|
*/
|
|
static function &singleton()
|
|
{
|
|
static $obj;
|
|
if (!isset($obj)) {
|
|
$obj = new HTML_QuickForm_RuleRegistry();
|
|
}
|
|
return $obj;
|
|
} // end func singleton
|
|
|
|
/**
|
|
* Registers a new validation rule
|
|
*
|
|
* In order to use a custom rule in your form, you need to register it
|
|
* first. For regular expressions, one can directly use the 'regex' type
|
|
* rule in addRule(), this is faster than registering the rule.
|
|
*
|
|
* Functions and methods can be registered. Use the 'function' type.
|
|
* When registering a method, specify the class name as second parameter.
|
|
*
|
|
* You can also register an HTML_QuickForm_Rule subclass with its own
|
|
* validate() method.
|
|
*
|
|
* @param string $ruleName Name of validation rule
|
|
* @param string $type Either: 'regex', 'function' or null
|
|
* @param string $data1 Name of function, regular expression or
|
|
* HTML_QuickForm_Rule object class name
|
|
* @param string $data2 Object parent of above function or HTML_QuickForm_Rule file path
|
|
* @access public
|
|
* @return void
|
|
*/
|
|
function registerRule($ruleName, $type, $data1, $data2 = null)
|
|
{
|
|
$type = strtolower($type);
|
|
if ($type == 'regex') {
|
|
// Regular expression
|
|
$rule =& $this->getRule('regex');
|
|
$rule->addData($ruleName, $data1);
|
|
$GLOBALS['_HTML_QuickForm_registered_rules'][$ruleName] = $GLOBALS['_HTML_QuickForm_registered_rules']['regex'];
|
|
|
|
} elseif ($type == 'function' || $type == 'callback') {
|
|
// Callback function
|
|
$rule =& $this->getRule('callback');
|
|
$rule->addData($ruleName, $data1, $data2, 'function' == $type);
|
|
$GLOBALS['_HTML_QuickForm_registered_rules'][$ruleName] = $GLOBALS['_HTML_QuickForm_registered_rules']['callback'];
|
|
|
|
} elseif (is_object($data1)) {
|
|
// An instance of HTML_QuickForm_Rule
|
|
$this->_rules[strtolower(get_class($data1))] = $data1;
|
|
$GLOBALS['_HTML_QuickForm_registered_rules'][$ruleName] = array(strtolower(get_class($data1)), null);
|
|
|
|
} else {
|
|
// Rule class name
|
|
$GLOBALS['_HTML_QuickForm_registered_rules'][$ruleName] = array(strtolower($data1), $data2);
|
|
}
|
|
} // end func registerRule
|
|
|
|
/**
|
|
* Returns a reference to the requested rule object
|
|
*
|
|
* @param string $ruleName Name of the requested rule
|
|
* @access public
|
|
* @return HTML_QuickForm_Rule
|
|
*/
|
|
function &getRule($ruleName)
|
|
{
|
|
list($class, $path) = $GLOBALS['_HTML_QuickForm_registered_rules'][$ruleName];
|
|
|
|
if (!isset($this->_rules[$class])) {
|
|
if (!empty($path)) {
|
|
include_once($path);
|
|
}
|
|
$this->_rules[$class] = new $class();
|
|
}
|
|
$this->_rules[$class]->setName($ruleName);
|
|
return $this->_rules[$class];
|
|
} // end func getRule
|
|
|
|
/**
|
|
* Performs validation on the given values
|
|
*
|
|
* @param string $ruleName Name of the rule to be used
|
|
* @param mixed $values Can be a scalar or an array of values
|
|
* to be validated
|
|
* @param mixed $options Options used by the rule
|
|
* @param mixed $multiple Whether to validate an array of values altogether
|
|
* @access public
|
|
* @return mixed true if no error found, int of valid values (when an array of values is given) or false if error
|
|
*/
|
|
function validate($ruleName, $values, $options = null, $multiple = false)
|
|
{
|
|
$rule =& $this->getRule($ruleName);
|
|
|
|
if (is_array($values) && !$multiple) {
|
|
$result = 0;
|
|
foreach ($values as $value) {
|
|
if ($rule->validate($value, $options) === true) {
|
|
$result++;
|
|
}
|
|
}
|
|
return ($result == 0) ? false : $result;
|
|
} else {
|
|
return $rule->validate($values, $options);
|
|
}
|
|
} // end func validate
|
|
|
|
/**
|
|
* Returns the validation test in javascript code
|
|
*
|
|
* @param array|HTML_QuickForm_element Element(s) the rule applies to
|
|
* @param string Element name, in case $element is
|
|
* not an array
|
|
* @param array Rule data
|
|
* @access public
|
|
* @return string JavaScript for the rule
|
|
*/
|
|
function getValidationScript(&$element, $elementName, $ruleData)
|
|
{
|
|
$reset = (isset($ruleData['reset'])) ? $ruleData['reset'] : false;
|
|
$rule =& $this->getRule($ruleData['type']);
|
|
if (!is_array($element)) {
|
|
list($jsValue, $jsReset) = $this->_getJsValue($element, $elementName, $reset, null);
|
|
} else {
|
|
$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 $js;
|
|
} // end func getValidationScript
|
|
|
|
|
|
/**
|
|
* Returns JavaScript to get and to reset the element's value
|
|
*
|
|
* @access private
|
|
* @param HTML_QuickForm_element element being processed
|
|
* @param string element's name
|
|
* @param bool whether to generate JavaScript to reset
|
|
* the value
|
|
* @param integer value's index in the array (only used for
|
|
* multielement rules)
|
|
* @return array first item is value javascript, second is reset
|
|
*/
|
|
function _getJsValue(&$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') {
|
|
if (is_a($element, 'html_quickform_advcheckbox')) {
|
|
$value = " value{$jsIndex} = frm.elements['$elementName'][1].checked? frm.elements['$elementName'][1].value: frm.elements['$elementName'][0].value;\n";
|
|
$tmp_reset .= $reset ? " field[1].checked = field[1].defaultChecked;\n" : '';
|
|
} else {
|
|
$value = " value{$jsIndex} = frm.elements['$elementName'].checked? '1': '';\n";
|
|
$tmp_reset .= $reset ? " field.checked = field.defaultChecked;\n" : '';
|
|
}
|
|
|
|
} elseif ($element->getType() == 'radio') {
|
|
$value = " value{$jsIndex} = '';\n" .
|
|
// Fix for bug #5644
|
|
" var els = 'length' in frm.elements['$elementName']? frm.elements['$elementName']: [ frm.elements['$elementName'] ];\n" .
|
|
" for (var i = 0; i < els.length; i++) {\n" .
|
|
" if (els[i].checked) {\n" .
|
|
" value{$jsIndex} = els[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
|
|
?>
|