--- /dev/null
+<?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 2001-2011 The PHP Group
+ * @license http://www.php.net/license/3_01.txt PHP License 3.01
+ * @version CVS: $Id$
+ * @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: 3.2.16
+ * @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
+ */
+ 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
+?>
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