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path: root/plugins/password/drivers/pam.php
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<?php

/**
 * PAM Password Driver
 *
 * @version 2.0
 * @author Aleksander Machniak
 */

class rcube_pam_password
{
    function save($currpass, $newpass)
    {
        $user = $_SESSION['username'];

        if (extension_loaded('pam') || extension_loaded('pam_auth')) {
            if (pam_auth($user, $currpass, $error, false)) {
                if (pam_chpass($user, $currpass, $newpass)) {
                    return PASSWORD_SUCCESS;
                }
            }
            else {
                rcube::raise_error(array(
                    'code' => 600,
                    'type' => 'php',
                    'file' => __FILE__, 'line' => __LINE__,
                    'message' => "Password plugin: PAM authentication failed for user $user: $error"
                    ), true, false);
            }
        }
        else {
            rcube::raise_error(array(
                'code' => 600,
                'type' => 'php',
                'file' => __FILE__, 'line' => __LINE__,
                'message' => "Password plugin: PECL-PAM module not loaded"
                ), true, false);
        }

        return PASSWORD_ERROR;
    }
}