From ed1d212ae2daea5e4bd043417610177093e99f19 Mon Sep 17 00:00:00 2001 From: Aleksander Machniak <alec@alec.pl> Date: Sat, 16 Jan 2016 03:03:51 -0500 Subject: [PATCH] Improved SVG cleanup code --- plugins/password/password.php | 802 +++++++++++++++++++++++++++++++++++++++++++++------------ 1 files changed, 632 insertions(+), 170 deletions(-) diff --git a/plugins/password/password.php b/plugins/password/password.php index 83af68b..f84dc8f 100644 --- a/plugins/password/password.php +++ b/plugins/password/password.php @@ -1,32 +1,26 @@ <?php -/* - +-------------------------------------------------------------------------+ - | Password Plugin for Roundcube | - | Version 1.3.1 | - | | - | Copyright (C) 2009, RoundCube Dev. | - | | - | This program is free software; you can redistribute it and/or modify | - | it under the terms of the GNU General Public License version 2 | - | as published by the Free Software Foundation. | - | | - | This program is distributed in the hope that it will be useful, | - | but WITHOUT ANY WARRANTY; without even the implied warranty of | - | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | - | GNU General Public License for more details. | - | | - | You should have received a copy of the GNU General Public License along | - | with this program; if not, write to the Free Software Foundation, Inc., | - | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | - | | - +-------------------------------------------------------------------------+ - | Author: Aleksander Machniak <alec@alec.pl> | - +-------------------------------------------------------------------------+ - - $Id: index.php 2645 2009-06-15 07:01:36Z alec $ - -*/ +/** + * Password Plugin for Roundcube + * + * @version @package_version@ + * @author Aleksander Machniak <alec@alec.pl> + * + * Copyright (C) 2005-2015, The Roundcube Dev Team + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see http://www.gnu.org/licenses/. + */ define('PASSWORD_CRYPT_ERROR', 1); define('PASSWORD_ERROR', 2); @@ -42,171 +36,639 @@ * * For installation and configuration instructions please read the README file. * - * @version 1.3.1 * @author Aleksander Machniak */ class password extends rcube_plugin { - public $task = 'settings'; + public $task = 'settings|login'; + public $noframe = true; + public $noajax = true; - function init() - { - $rcmail = rcmail::get_instance(); - // add Tab label - $rcmail->output->add_label('password'); - $this->register_action('plugin.password', array($this, 'password_init')); - $this->register_action('plugin.password-save', array($this, 'password_save')); - $this->include_script('password.js'); - } + private $newuser = false; - function password_init() - { - $this->add_texts('localization/'); - $this->register_handler('plugin.body', array($this, 'password_form')); + function init() + { + $rcmail = rcmail::get_instance(); - $rcmail = rcmail::get_instance(); - $rcmail->output->set_pagetitle($this->gettext('changepasswd')); - $rcmail->output->send('plugin'); - } - - function password_save() - { - $rcmail = rcmail::get_instance(); - $this->load_config(); + $this->load_config(); - $this->add_texts('localization/'); - $this->register_handler('plugin.body', array($this, 'password_form')); - $rcmail->output->set_pagetitle($this->gettext('changepasswd')); + if ($rcmail->task == 'settings') { + if (!$this->check_host_login_exceptions()) { + return; + } - $confirm = $rcmail->config->get('password_confirm_current'); + $this->add_texts('localization/'); - if (($confirm && !isset($_POST['_curpasswd'])) || !isset($_POST['_newpasswd'])) { - $rcmail->output->command('display_message', $this->gettext('nopassword'), 'error'); - } - else { - $curpwd = get_input_value('_curpasswd', RCUBE_INPUT_POST); - $newpwd = get_input_value('_newpasswd', RCUBE_INPUT_POST); + $this->add_hook('settings_actions', array($this, 'settings_actions')); - if ($confirm && $rcmail->decrypt($_SESSION['password']) != $curpwd) - $rcmail->output->command('display_message', $this->gettext('passwordincorrect'), 'error'); - else if (!($res = $this->_save($curpwd,$newpwd))) { - $rcmail->output->command('display_message', $this->gettext('successfullysaved'), 'confirmation'); - $_SESSION['password'] = $rcmail->encrypt($newpwd); - } else - $rcmail->output->command('display_message', $res, 'error'); + $this->register_action('plugin.password', array($this, 'password_init')); + $this->register_action('plugin.password-save', array($this, 'password_save')); + } + else if ($rcmail->config->get('password_force_new_user')) { + $this->add_hook('user_create', array($this, 'user_create')); + $this->add_hook('login_after', array($this, 'login_after')); + } } - rcmail_overwrite_action('plugin.password'); - $rcmail->output->send('plugin'); - } + function settings_actions($args) + { + // register as settings action + $args['actions'][] = array( + 'action' => 'plugin.password', + 'class' => 'password', + 'label' => 'password', + 'title' => 'changepasswd', + 'domain' => 'password', + ); - function password_form() - { - $rcmail = rcmail::get_instance(); - $this->load_config(); - - // add some labels to client - $rcmail->output->add_label( - 'password.nopassword', - 'password.nocurpassword', - 'password.passwordinconsistency' - ); - - $rcmail->output->set_env('product_name', $rcmail->config->get('product_name')); - - $table = new html_table(array('cols' => 2)); - - if ($rcmail->config->get('password_confirm_current')) { - // show current password selection - $field_id = 'curpasswd'; - $input_curpasswd = new html_passwordfield(array('name' => '_curpasswd', 'id' => $field_id, - 'size' => 20, 'autocomplete' => 'off')); - - $table->add('title', html::label($field_id, Q($this->gettext('curpasswd')))); - $table->add(null, $input_curpasswd->show()); + return $args; } - // show new password selection - $field_id = 'newpasswd'; - $input_newpasswd = new html_passwordfield(array('name' => '_newpasswd', 'id' => $field_id, - 'size' => 20, 'autocomplete' => 'off')); + function password_init() + { + $this->register_handler('plugin.body', array($this, 'password_form')); - $table->add('title', html::label($field_id, Q($this->gettext('newpasswd')))); - $table->add(null, $input_newpasswd->show()); + $rcmail = rcmail::get_instance(); + $rcmail->output->set_pagetitle($this->gettext('changepasswd')); - // show confirm password selection - $field_id = 'confpasswd'; - $input_confpasswd = new html_passwordfield(array('name' => '_confpasswd', 'id' => $field_id, - 'size' => 20, 'autocomplete' => 'off')); + if (rcube_utils::get_input_value('_first', rcube_utils::INPUT_GET)) { + $rcmail->output->command('display_message', $this->gettext('firstloginchange'), 'notice'); + } - $table->add('title', html::label($field_id, Q($this->gettext('confpasswd')))); - $table->add(null, $input_confpasswd->show()); - - $out = html::div(array('class' => "settingsbox", 'style' => "margin:0"), - html::div(array('id' => "userprefs-title"), $this->gettext('changepasswd')) . - html::div(array('style' => "padding:15px"), $table->show() . - html::p(null, - $rcmail->output->button(array( - 'command' => 'plugin.password-save', - 'type' => 'input', - 'class' => 'button mainaction', - 'label' => 'save' - ))) - ) - ); - - $rcmail->output->add_gui_object('passform', 'password-form'); - - return $rcmail->output->form_tag(array( - 'id' => 'password-form', - 'name' => 'password-form', - 'method' => 'post', - 'action' => './?_task=settings&_action=plugin.password-save', - ), $out); - } - - private function _save($curpass, $passwd) - { - $config = rcmail::get_instance()->config; - $driver = $this->home.'/drivers/'.$config->get('password_driver', 'sql').'.php'; - - if (!is_readable($driver)) { - raise_error(array( - 'code' => 600, - 'type' => 'php', - 'file' => __FILE__, - 'message' => "Password plugin: Unable to open driver file $driver" - ), true, false); - return $this->gettext('internalerror'); - } - - include($driver); - - if (!function_exists('password_save')) { - raise_error(array( - 'code' => 600, - 'type' => 'php', - 'file' => __FILE__, - 'message' => "Password plugin: Broken driver: $driver" - ), true, false); - return $this->gettext('internalerror'); + $rcmail->output->send('plugin'); } - $result = password_save($curpass, $passwd); + function password_save() + { + $this->register_handler('plugin.body', array($this, 'password_form')); - switch ($result) { - case PASSWORD_SUCCESS: - return; - case PASSWORD_CRYPT_ERROR; - return $this->gettext('crypterror'); - case PASSWORD_CONNECT_ERROR; - return $this->gettext('connecterror'); - case PASSWORD_ERROR: - default: - return $this->gettext('internalerror'); + $rcmail = rcmail::get_instance(); + $rcmail->output->set_pagetitle($this->gettext('changepasswd')); + + $form_disabled = $rcmail->config->get('password_disabled'); + $confirm = $rcmail->config->get('password_confirm_current'); + $required_length = intval($rcmail->config->get('password_minimum_length')); + $check_strength = $rcmail->config->get('password_require_nonalpha'); + + if (($confirm && !isset($_POST['_curpasswd'])) || !isset($_POST['_newpasswd'])) { + $rcmail->output->command('display_message', $this->gettext('nopassword'), 'error'); + } + else { + $charset = strtoupper($rcmail->config->get('password_charset', 'ISO-8859-1')); + $rc_charset = strtoupper($rcmail->output->get_charset()); + + $sespwd = $rcmail->decrypt($_SESSION['password']); + $curpwd = $confirm ? rcube_utils::get_input_value('_curpasswd', rcube_utils::INPUT_POST, true, $charset) : $sespwd; + $newpwd = rcube_utils::get_input_value('_newpasswd', rcube_utils::INPUT_POST, true); + $conpwd = rcube_utils::get_input_value('_confpasswd', rcube_utils::INPUT_POST, true); + + // check allowed characters according to the configured 'password_charset' option + // by converting the password entered by the user to this charset and back to UTF-8 + $orig_pwd = $newpwd; + $chk_pwd = rcube_charset::convert($orig_pwd, $rc_charset, $charset); + $chk_pwd = rcube_charset::convert($chk_pwd, $charset, $rc_charset); + + // WARNING: Default password_charset is ISO-8859-1, so conversion will + // change national characters. This may disable possibility of using + // the same password in other MUA's. + // We're doing this for consistence with Roundcube core + $newpwd = rcube_charset::convert($newpwd, $rc_charset, $charset); + $conpwd = rcube_charset::convert($conpwd, $rc_charset, $charset); + + if ($chk_pwd != $orig_pwd) { + $rcmail->output->command('display_message', $this->gettext('passwordforbidden'), 'error'); + } + // other passwords validity checks + else if ($conpwd != $newpwd) { + $rcmail->output->command('display_message', $this->gettext('passwordinconsistency'), 'error'); + } + else if ($confirm && $sespwd != $curpwd) { + $rcmail->output->command('display_message', $this->gettext('passwordincorrect'), 'error'); + } + else if ($required_length && strlen($newpwd) < $required_length) { + $rcmail->output->command('display_message', $this->gettext( + array('name' => 'passwordshort', 'vars' => array('length' => $required_length))), 'error'); + } + else if ($check_strength && (!preg_match("/[0-9]/", $newpwd) || !preg_match("/[^A-Za-z0-9]/", $newpwd))) { + $rcmail->output->command('display_message', $this->gettext('passwordweak'), 'error'); + } + // password is the same as the old one, do nothing, return success + else if ($sespwd == $newpwd && !$rcmail->config->get('password_force_save')) { + $rcmail->output->command('display_message', $this->gettext('successfullysaved'), 'confirmation'); + } + // try to save the password + else if (!($res = $this->_save($curpwd, $newpwd))) { + $rcmail->output->command('display_message', $this->gettext('successfullysaved'), 'confirmation'); + + // allow additional actions after password change (e.g. reset some backends) + $plugin = $rcmail->plugins->exec_hook('password_change', array( + 'old_pass' => $curpwd, 'new_pass' => $newpwd)); + + // Reset session password + $_SESSION['password'] = $rcmail->encrypt($plugin['new_pass']); + + // Log password change + if ($rcmail->config->get('password_log')) { + rcube::write_log('password', sprintf('Password changed for user %s (ID: %d) from %s', + $rcmail->get_user_name(), $rcmail->user->ID, rcube_utils::remote_ip())); + } + } + else { + $rcmail->output->command('display_message', $res, 'error'); + } + } + + $rcmail->overwrite_action('plugin.password'); + $rcmail->output->send('plugin'); } - } + function password_form() + { + $rcmail = rcmail::get_instance(); + + // add some labels to client + $rcmail->output->add_label( + 'password.nopassword', + 'password.nocurpassword', + 'password.passwordinconsistency' + ); + + $form_disabled = $rcmail->config->get('password_disabled'); + + $rcmail->output->set_env('product_name', $rcmail->config->get('product_name')); + $rcmail->output->set_env('password_disabled', !empty($form_disabled)); + + $table = new html_table(array('cols' => 2)); + + if ($rcmail->config->get('password_confirm_current')) { + // show current password selection + $field_id = 'curpasswd'; + $input_curpasswd = new html_passwordfield(array( + 'name' => '_curpasswd', + 'id' => $field_id, + 'size' => 20, + 'autocomplete' => 'off', + )); + + $table->add('title', html::label($field_id, rcube::Q($this->gettext('curpasswd')))); + $table->add(null, $input_curpasswd->show()); + } + + // show new password selection + $field_id = 'newpasswd'; + $input_newpasswd = new html_passwordfield(array( + 'name' => '_newpasswd', + 'id' => $field_id, + 'size' => 20, + 'autocomplete' => 'off', + )); + + $table->add('title', html::label($field_id, rcube::Q($this->gettext('newpasswd')))); + $table->add(null, $input_newpasswd->show()); + + // show confirm password selection + $field_id = 'confpasswd'; + $input_confpasswd = new html_passwordfield(array( + 'name' => '_confpasswd', + 'id' => $field_id, + 'size' => 20, + 'autocomplete' => 'off', + )); + + $table->add('title', html::label($field_id, rcube::Q($this->gettext('confpasswd')))); + $table->add(null, $input_confpasswd->show()); + + $rules = ''; + + $required_length = intval($rcmail->config->get('password_minimum_length')); + if ($required_length > 0) { + $rules .= html::tag('li', array('id' => 'required-length'), $this->gettext(array( + 'name' => 'passwordshort', + 'vars' => array('length' => $required_length) + ))); + } + + if ($rcmail->config->get('password_require_nonalpha')) { + $rules .= html::tag('li', array('id' => 'require-nonalpha'), $this->gettext('passwordweak')); + } + + if (!empty($rules)) { + $rules = html::tag('ul', array('id' => 'ruleslist'), $rules); + } + + $disabled_msg = ''; + if ($form_disabled) { + $disabled_msg = is_string($form_disabled) ? $form_disabled : $this->gettext('disablednotice'); + $disabled_msg = html::div(array('class' => 'boxwarning', 'id' => 'password-notice'), $disabled_msg); + } + + $submit_button = $rcmail->output->button(array( + 'command' => 'plugin.password-save', + 'type' => 'input', + 'class' => 'button mainaction', + 'label' => 'save', + )); + + $out = html::div(array('class' => 'box'), + html::div(array('id' => 'prefs-title', 'class' => 'boxtitle'), $this->gettext('changepasswd')) + . html::div(array('class' => 'boxcontent'), + $disabled_msg . $table->show() . $rules . html::p(null, $submit_button))); + + $rcmail->output->add_gui_object('passform', 'password-form'); + + $this->include_script('password.js'); + + return $rcmail->output->form_tag(array( + 'id' => 'password-form', + 'name' => 'password-form', + 'method' => 'post', + 'action' => './?_task=settings&_action=plugin.password-save', + ), $out); + } + + private function _save($curpass, $passwd) + { + $config = rcmail::get_instance()->config; + $driver = $config->get('password_driver', 'sql'); + $class = "rcube_{$driver}_password"; + $file = $this->home . "/drivers/$driver.php"; + + if (!file_exists($file)) { + rcube::raise_error(array( + 'code' => 600, + 'type' => 'php', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: Unable to open driver file ($file)" + ), true, false); + return $this->gettext('internalerror'); + } + + include_once $file; + + if (!class_exists($class, false) || !method_exists($class, 'save')) { + rcube::raise_error(array( + 'code' => 600, + 'type' => 'php', + 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: Broken driver $driver" + ), true, false); + return $this->gettext('internalerror'); + } + + $object = new $class; + $result = $object->save($curpass, $passwd); + $message = ''; + + if (is_array($result)) { + $message = $result['message']; + $result = $result['code']; + } + + switch ($result) { + case PASSWORD_SUCCESS: + return; + case PASSWORD_CRYPT_ERROR: + $reason = $this->gettext('crypterror'); + break; + case PASSWORD_CONNECT_ERROR: + $reason = $this->gettext('connecterror'); + break; + case PASSWORD_ERROR: + default: + $reason = $this->gettext('internalerror'); + } + + if ($message) { + $reason .= ' ' . $message; + } + + return $reason; + } + + function user_create($args) + { + $this->newuser = true; + return $args; + } + + function login_after($args) + { + if ($this->newuser && $this->check_host_login_exceptions()) { + $args['_task'] = 'settings'; + $args['_action'] = 'plugin.password'; + $args['_first'] = 'true'; + } + + return $args; + } + + // Check if host and login is allowed to change the password, false = not allowed, true = not allowed + private function check_host_login_exceptions() + { + $rcmail = rcmail::get_instance(); + + // Host exceptions + $hosts = $rcmail->config->get('password_hosts'); + if (!empty($hosts) && !in_array($_SESSION['storage_host'], $hosts)) { + return false; + } + + // Login exceptions + if ($exceptions = $rcmail->config->get('password_login_exceptions')) { + $exceptions = array_map('trim', (array) $exceptions); + $exceptions = array_filter($exceptions); + $username = $_SESSION['username']; + + foreach ($exceptions as $ec) { + if ($username === $ec) { + return false; + } + } + } + + return true; + } + + /** + * Hashes a password and returns the hash based on the specified method + * + * Parts of the code originally from the phpLDAPadmin development team + * http://phpldapadmin.sourceforge.net/ + * + * @param string Clear password + * @param string Hashing method + * @param bool|string Prefix string or TRUE to add a default prefix + * + * @return string Hashed password + */ + static function hash_password($password, $method = '', $prefixed = true) + { + $method = strtolower($method); + $rcmail = rcmail::get_instance(); + $prefix = ''; + $crypted = ''; + $default = false; + + if (empty($method) || $method == 'default') { + $method = $rcmail->config->get('password_algorithm'); + $prefixed = $rcmail->config->get('password_algorithm_prefix'); + $default = true; + } + else if ($method == 'crypt') { // deprecated + if (!($method = $rcmail->config->get('password_crypt_hash'))) { + $method = 'md5'; + } + + if (!strpos($method, '-crypt')) { + $method .= '-crypt'; + } + } + + switch ($method) { + case 'des': + case 'des-crypt': + $crypted = crypt($password, self::random_salt(2)); + $prefix = '{CRYPT}'; + break; + + case 'ext_des': // for BC + case 'ext-des-crypt': + $crypted = crypt($password, '_' . self::random_salt(8)); + $prefix = '{CRYPT}'; + break; + + case 'md5crypt': // for BC + case 'md5-crypt': + $crypted = crypt($password, '$1$' . self::random_salt(9)); + $prefix = '{CRYPT}'; + break; + + case 'sha256-crypt': + $rounds = (int) $rcmail->config->get('password_crypt_rounds'); + $prefix = '$5$'; + + if ($rounds > 1000) { + $prefix .= 'rounds=' . $rounds . '$'; + } + + $crypted = crypt($password, $prefix . self::random_salt(16)); + $prefix = '{CRYPT}'; + break; + + case 'sha512-crypt': + $rounds = (int) $rcmail->config->get('password_crypt_rounds'); + $prefix = '$6$'; + + if ($rounds > 1000) { + $prefix .= 'rounds=' . $rounds . '$'; + } + + $crypted = crypt($password, $prefix . self::random_salt(16)); + $prefix = '{CRYPT}'; + break; + + case 'blowfish': // for BC + case 'blowfish-crypt': + $cost = (int) $rcmail->config->get('password_blowfish_cost'); + $cost = $cost < 4 || $cost > 31 ? 12 : $cost; + $prefix = sprintf('$2a$%02d$', $cost); + + $crypted = crypt($password, $prefix . self::random_salt(22)); + $prefix = '{CRYPT}'; + break; + + case 'md5': + $crypted = base64_encode(pack('H*', md5($password))); + $prefix = '{MD5}'; + break; + + case 'sha': + if (function_exists('sha1')) { + $crypted = pack('H*', sha1($password)); + } + else if (function_exists('hash')) { + $crypted = hash('sha1', $password, true); + } + else if (function_exists('mhash')) { + $crypted = mhash(MHASH_SHA1, $password); + } + else { + rcube::raise_error(array( + 'code' => 600, 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: Your PHP install does not have the mhash()/hash() nor sha1() function" + ), true, true); + } + + $crypted = base64_encode($crypted); + $prefix = '{SHA}'; + break; + + case 'ssha': + $salt = substr(pack('h*', md5(mt_rand())), 0, 8); + + if (function_exists('mhash') && function_exists('mhash_keygen_s2k')) { + $salt = mhash_keygen_s2k(MHASH_SHA1, $password, $salt, 4); + $crypted = mhash(MHASH_SHA1, $password . $salt); + } + else if (function_exists('sha1')) { + $salt = substr(pack("H*", sha1($salt . $password)), 0, 4); + $crypted = sha1($password . $salt, true); + } + else if (function_exists('hash')) { + $salt = substr(pack("H*", hash('sha1', $salt . $password)), 0, 4); + $crypted = hash('sha1', $password . $salt, true); + } + else { + rcube::raise_error(array( + 'code' => 600, 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: Your PHP install does not have the mhash()/hash() nor sha1() function" + ), true, true); + } + + $crypted = base64_encode($crypted . $salt); + $prefix = '{SSHA}'; + break; + + case 'smd5': + $salt = substr(pack('h*', md5(mt_rand())), 0, 8); + + if (function_exists('mhash') && function_exists('mhash_keygen_s2k')) { + $salt = mhash_keygen_s2k(MHASH_MD5, $password, $salt, 4); + $crypted = mhash(MHASH_MD5, $password . $salt); + } + else if (function_exists('hash')) { + $salt = substr(pack("H*", hash('md5', $salt . $password)), 0, 4); + $crypted = hash('md5', $password . $salt, true); + } + else { + $salt = substr(pack("H*", md5($salt . $password)), 0, 4); + $crypted = md5($password . $salt, true); + } + + $crypted = base64_encode($crypted . $salt); + $prefix = '{SMD5}'; + break; + + case 'samba': + if (function_exists('hash')) { + $crypted = hash('md4', rcube_charset::convert($password, RCUBE_CHARSET, 'UTF-16LE')); + $crypted = strtoupper($crypted); + } + else { + rcube::raise_error(array( + 'code' => 600, 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: Your PHP install does not have hash() function" + ), true, true); + } + break; + + case 'ad': + $crypted = rcube_charset::convert('"' . $password . '"', RCUBE_CHARSET, 'UTF-16LE'); + break; + + case 'cram-md5': // deprecated + require_once __DIR__ . '/../helpers/dovecot_hmacmd5.php'; + $crypted = dovecot_hmacmd5($password); + $prefix = '{CRAM-MD5}'; + break; + + case 'dovecot': + if (!($dovecotpw = $rcmail->config->get('password_dovecotpw'))) { + $dovecotpw = 'dovecotpw'; + } + if (!($method = $rcmail->config->get('password_dovecotpw_method'))) { + $method = 'CRAM-MD5'; + } + + // use common temp dir + $tmp_dir = $rcmail->config->get('temp_dir'); + $tmpfile = tempnam($tmp_dir, 'roundcube-'); + + $pipe = popen("$dovecotpw -s '$method' > '$tmpfile'", "w"); + if (!$pipe) { + unlink($tmpfile); + return false; + } + else { + fwrite($pipe, $password . "\n", 1+strlen($password)); usleep(1000); + fwrite($pipe, $password . "\n", 1+strlen($password)); + pclose($pipe); + + $crypted = trim(file_get_contents($tmpfile), "\n"); + unlink($tmpfile); + + if (!preg_match('/^\{' . $method . '\}/', $crypted)) { + return false; + } + + if (!$default) { + $prefixed = (bool) $rcmail->config->get('password_dovecotpw_with_method'); + } + + if (!$prefixed) { + $crypted = trim(str_replace('{' . $method . '}', '', $crypted)); + } + + $prefixed = false; + } + + break; + + case 'hash': // deprecated + if (!extension_loaded('hash')) { + rcube::raise_error(array( + 'code' => 600, 'file' => __FILE__, 'line' => __LINE__, + 'message' => "Password plugin: 'hash' extension not loaded!" + ), true, true); + } + + if (!($hash_algo = strtolower($rcmail->config->get('password_hash_algorithm')))) { + $hash_algo = 'sha1'; + } + + $crypted = hash($hash_algo, $password); + + if ($rcmail->config->get('password_hash_base64')) { + $crypted = base64_encode(pack('H*', $crypted)); + } + + break; + + case 'clear': + $crypted = $password; + } + + if ($crypted === null || $crypted === false) { + return false; + } + + if ($prefixed && $prefixed !== true) { + $prefix = $prefixed; + $prefixed = true; + } + + if ($prefixed === true && $prefix) { + $crypted = $prefix . $crypted; + } + + return $crypted; + } + + /** + * Used to generate a random salt for crypt-style passwords + * + * Code originaly from the phpLDAPadmin development team + * http://phpldapadmin.sourceforge.net/ + */ + static function random_salt($length) + { + $possible = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ./'; + $str = ''; + + while (strlen($str) < $length) { + $str .= substr($possible, (rand() % strlen($possible)), 1); + } + + return $str; + } } - -?> -- Gitblit v1.9.1