51 lines
1.6 KiB
PHP
51 lines
1.6 KiB
PHP
<?php
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/**
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* @file
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* Password policy constraint callback to set a minimum delay between password
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* changes.
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*
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* @link http://drupal.org/node/316765
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* @author David Kent Norman (http://deekayen.net/)
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*/
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/****************************************************************************/
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/* Constraint API */
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/****************************************************************************/
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/**
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* Description of the constraint.
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*/
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function password_policy_constraint_delay_description() {
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return array('name' => t('Delay'), 'description' => t('Minimum number of hours between password changes.'));
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}
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/**
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* Error message of the constraint.
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*/
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function password_policy_constraint_delay_error($constraint) {
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return format_plural($constraint, 'Password may only be changed in an hour from the last change.', 'Password may only be changed in @count hours from the last change.');
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}
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/**
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* Password validation.
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*/
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function password_policy_constraint_delay_validate($password, $constraint, $uid) {
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$account = user_load($uid);
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// bypass delay constraint, if account is marked "Force password change on
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// next login."
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if ($account->force_password_change) {
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return TRUE;
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}
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$last_change = db_result(db_query_range("SELECT MAX(created) FROM {password_policy_history} WHERE uid = %d", $uid, 0, 1));
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if (!empty($last_change)) {
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// Constraint is set in hours, so it gets converted to seconds with *60*60.
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return time() - ($constraint*60*60) > $last_change;
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}
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return TRUE;
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}
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function password_policy_constraint_delay_js() {
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return '';
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}
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