joomla_test/libraries/cms/form/rule/password.php

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2020-01-02 22:20:31 +07:00
<?php
/**
* @package Joomla.Platform
* @subpackage Form
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Form Rule class for the Joomla Platform.
*
* @package Joomla.Libraries
* @subpackage Form
* @since 3.1.2
*/
class JFormRulePassword extends JFormRule
{
/**
* Method to test if two values are not equal. To use this rule, the form
* XML needs a validate attribute of equals and a field attribute
* that is equal to the field to test against.
*
* @param SimpleXMLElement $element The SimpleXMLElement object representing the <field /> tag for the form field object.
* @param mixed $value The form field value to validate.
* @param string $group The field name group control value. This acts as as an array container for the field.
* For example if the field has name="foo" and the group value is set to "bar" then the
* full field name would end up being "bar[foo]".
* @param JRegistry $input An optional JRegistry object with the entire data set to validate against the entire form.
* @param JForm $form The form object for which the field is being tested.
*
* @return boolean True if the value is valid, false otherwise.
*
* @since 3.1.2
* @throws InvalidArgumentException
* @throws UnexpectedValueException
*/
public function test(SimpleXMLElement $element, $value, $group = null, JRegistry $input = null, JForm $form = null)
{
$field = (string) $element['field'];
$meter = isset($this->element['strengthmeter']) ? ' meter="0"' : '1';
$threshold = isset($this->element['threshold']) ? (int) $this->element['threshold'] : 66;
$minimumLength = isset($this->element['minimum_length']) ? (int) $this->element['minimum_length'] : 4;
$minimumIntegers = isset($this->element['minimum_integers']) ? (int) $this->element['minimum_integers'] : 0;
$minimumSymbols = isset($this->element['minimum_symbols']) ? (int) $this->element['minimum_symbols'] : 0;
$minimumUppercase = isset($this->element['minimum_uppercase']) ? (int) $this->element['minimum_uppercase'] : 0;
// If we have parameters from com_users, use those instead.
// Some of these may be empty for legacy reasons.
$params = JComponentHelper::getParams('com_users');
if (!empty($params))
{
$minimumLengthp = $params->get('minimum_length');
$minimumIntegersp = $params->get('minimum_integers');
$minimumSymbolsp = $params->get('minimum_symbols');
$minimumUppercasep = $params->get('minimum_uppercase');
$meterp = $params->get('meter');
$thresholdp = $params->get('threshold');
empty($minimumLengthp) ? : $minimumLength = (int) $minimumLengthp;
empty($minimumIntegersp) ? : $minimumIntegers = (int) $minimumIntegersp;
empty($minimumSymbolsp) ? : $minimumSymbols = (int) $minimumSymbolsp;
empty($minimumUppercasep) ? : $minimumUppercase = (int) $minimumUppercasep;
empty($meterp) ? : $meter = $meterp;
empty($thresholdp) ? : $threshold = $thresholdp;
}
// If the field is empty and not required, the field is valid.
$required = ((string) $element['required'] == 'true' || (string) $element['required'] == 'required');
if (!$required && empty($value))
{
return true;
}
$valueLength = strlen($value);
// We set a maximum length to prevent abuse since it is unfiltered.
if ($valueLength > 99)
{
JFactory::getApplication()->enqueueMessage(
JText::_('COM_USERS_MSG_PASSWORD_TOO_LONG'),
'warning'
);
}
// We don't allow white space inside passwords
$valueTrim = trim($value);
// Set a variable to check if any errors are made in password
$validPassword = true;
if (strlen($valueTrim) != $valueLength)
{
JFactory::getApplication()->enqueueMessage(
JText::_('COM_USERS_MSG_SPACES_IN_PASSWORD'),
'warning'
);
$validPassword = false;
}
// Minimum number of integers required
if (!empty($minimumIntegers))
{
$nInts = preg_match_all('/[0-9]/', $value, $imatch);
if ($nInts < $minimumIntegers)
{
JFactory::getApplication()->enqueueMessage(
JText::plural('COM_USERS_MSG_NOT_ENOUGH_INTEGERS_N', $minimumIntegers),
'warning'
);
$validPassword = false;
}
}
// Minimum number of symbols required
if (!empty($minimumSymbols))
{
$nsymbols = preg_match_all('[\W]', $value, $smatch);
if ($nsymbols < $minimumSymbols)
{
JFactory::getApplication()->enqueueMessage(
JText::plural('COM_USERS_MSG_NOT_ENOUGH_SYMBOLS_N', $minimumSymbols),
'warning'
);
$validPassword = false;
}
}
// Minimum number of upper case ASII characters required
if (!empty($minimumUppercase))
{
$nUppercase = preg_match_all("/[A-Z]/", $value, $umatch);
if ($nUppercase < $minimumUppercase)
{
JFactory::getApplication()->enqueueMessage(
JText::plural('COM_USERS_MSG_NOT_ENOUGH_UPPERCASE_LETTERS_N', $minimumUppercase),
'warning'
);
$validPassword = false;
}
}
// Minimum length option
if (!empty($minimumLength))
{
if (strlen((string) $value) < $minimumLength)
{
JFactory::getApplication()->enqueueMessage(
JText::plural('COM_USERS_MSG_PASSWORD_TOO_SHORT_N', $minimumLength),
'warning'
);
$validPassword = false;
}
}
// If valid has violated any rules above return false.
if (!$validPassword)
{
return false;
}
return true;
}
}