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编辑当前文件:/home2/sdektunc/ixilyucatan.gob.mx/libraries/src/Form/Rule/EmailRule.php
* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Form\Rule; \defined('JPATH_PLATFORM') or die; use Joomla\CMS\Component\ComponentHelper; use Joomla\CMS\Factory; use Joomla\CMS\Form\Form; use Joomla\CMS\Form\FormRule; use Joomla\CMS\Language\Text; use Joomla\CMS\String\PunycodeHelper; use Joomla\Database\ParameterType; use Joomla\Registry\Registry; /** * Form Rule class for the Joomla Platform. * * @since 1.7.0 */ class EmailRule extends FormRule { /** * The regular expression to use in testing a form field value. * * @var string * @since 1.7.0 * @link https://www.w3.org/TR/html/sec-forms.html#email-state-typeemail */ protected $regex = "^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])" . "?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$"; /** * Method to test the email address and optionally check for uniqueness. * * @param \SimpleXMLElement $element The SimpleXMLElement object representing the `
` 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 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 Registry $input An optional Registry object with the entire data set to validate against the entire form. * @param Form $form The form object for which the field is being tested. * * @return mixed Boolean true if field value is valid. * * @since 1.7.0 * @throws \UnexpectedValueException */ public function test(\SimpleXMLElement $element, $value, $group = null, Registry $input = null, Form $form = null) { // 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; } // If the tld attribute is present, change the regular expression to require at least 2 characters for it. $tld = ((string) $element['tld'] === 'tld' || (string) $element['tld'] === 'required'); if ($tld) { $this->regex = "^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])" . '?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+$'; } // Determine if the multiple attribute is present $multiple = ((string) $element['multiple'] === 'true' || (string) $element['multiple'] === 'multiple'); if (!$multiple) { // Handle idn email addresses by converting to punycode. $value = PunycodeHelper::emailToPunycode($value); // Test the value against the regular expression. if (!parent::test($element, $value, $group, $input, $form)) { throw new \UnexpectedValueException(Text::_('JLIB_DATABASE_ERROR_VALID_MAIL')); } } else { $values = explode(',', $value); foreach ($values as $value) { // Handle idn email addresses by converting to punycode. $value = PunycodeHelper::emailToPunycode($value); // Test the value against the regular expression. if (!parent::test($element, $value, $group, $input, $form)) { throw new \UnexpectedValueException(Text::_('JLIB_DATABASE_ERROR_VALID_MAIL')); } } } /** * validDomains value should consist of component name and the name of domain list field in component's configuration, separated by a dot. * This allows different components and contexts to use different lists. * If value is incomplete, com_users.domains is used as fallback. */ $validDomains = (string) $element['validDomains'] !== '' && (string) $element['validDomains'] !== 'false'; if ($validDomains && !$multiple) { $config = explode('.', $element['validDomains'], 2); if (\count($config) > 1) { $domains = ComponentHelper::getParams($config[0])->get($config[1]); } else { $domains = ComponentHelper::getParams('com_users')->get('domains'); } if ($domains) { $emailDomain = explode('@', $value); $emailDomain = $emailDomain[1]; $emailParts = array_reverse(explode('.', $emailDomain)); $emailCount = \count($emailParts); $allowed = true; foreach ($domains as $domain) { $domainParts = array_reverse(explode('.', $domain->name)); $status = 0; // Don't run if the email has less segments than the rule. if ($emailCount < \count($domainParts)) { continue; } foreach ($emailParts as $key => $emailPart) { if (!isset($domainParts[$key]) || $domainParts[$key] == $emailPart || $domainParts[$key] == '*') { $status++; } } // All segments match, check whether to allow the domain or not. if ($status === $emailCount) { if ($domain->rule == 0) { $allowed = false; } else { $allowed = true; } } } // If domain is not allowed, fail validation. Otherwise continue. if (!$allowed) { throw new \UnexpectedValueException(Text::sprintf('JGLOBAL_EMAIL_DOMAIN_NOT_ALLOWED', $emailDomain)); } } } // Check if we should test for uniqueness. This only can be used if multiple is not true $unique = ((string) $element['unique'] === 'true' || (string) $element['unique'] === 'unique'); if ($unique && !$multiple) { // Get the database object and a new query object. $db = Factory::getDbo(); $query = $db->getQuery(true); // Get the extra field check attribute. $userId = ($form instanceof Form) ? (int) $form->getValue('id') : 0; // Build the query. $query->select('COUNT(*)') ->from($db->quoteName('#__users')) ->where( [ $db->quoteName('email') . ' = :email', $db->quoteName('id') . ' <> :userId', ] ) ->bind(':email', $value) ->bind(':userId', $userId, ParameterType::INTEGER); // Set and query the database. $db->setQuery($query); $duplicate = (bool) $db->loadResult(); if ($duplicate) { throw new \UnexpectedValueException(Text::_('JLIB_DATABASE_ERROR_EMAIL_INUSE')); } } return true; } }