From 463a03112260ecf39818eac09905f41d8e84ced7 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Mon, 14 Dec 2009 03:52:33 -0500
Subject: [PATCH] - handle situation when 2nd argument of exec_hook() isn't an array (#1486364)
---
program/include/rcmail.php | 249 ++++++++++++++++++++++++++++++++-----------------
1 files changed, 164 insertions(+), 85 deletions(-)
diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index 56fc2f5..f3ce6e6 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -28,13 +28,14 @@
*/
class rcmail
{
- static public $main_tasks = array('mail','settings','addressbook','login','logout');
+ static public $main_tasks = array('mail','settings','addressbook','login','logout','dummy');
static private $instance;
public $config;
public $user;
public $db;
+ public $smtp;
public $imap;
public $output;
public $plugins;
@@ -91,7 +92,7 @@
}
// set task and action properties
- $this->set_task(strip_quotes(get_input_value('_task', RCUBE_INPUT_GPC)));
+ $this->set_task(get_input_value('_task', RCUBE_INPUT_GPC));
$this->action = asciiwords(get_input_value('_action', RCUBE_INPUT_GPC));
// connect to database
@@ -124,7 +125,7 @@
// reset some session parameters when changing task
if ($_SESSION['task'] != $this->task)
- unset($_SESSION['page']);
+ rcube_sess_unset('page');
// set current task to session
$_SESSION['task'] = $this->task;
@@ -145,14 +146,12 @@
*/
public function set_task($task)
{
- if (!in_array($task, self::$main_tasks))
- $task = 'mail';
-
- $this->task = $task;
- $this->comm_path = $this->url(array('task' => $task));
+ $task = asciiwords($task);
+ $this->task = $task ? $task : 'mail';
+ $this->comm_path = $this->url(array('task' => $this->task));
if ($this->output)
- $this->output->set_env('task', $task);
+ $this->output->set_env('task', $this->task);
}
@@ -267,7 +266,7 @@
$contacts = $plugin['instance'];
}
else if ($id && $ldap_config[$id]) {
- $contacts = new rcube_ldap($ldap_config[$id]);
+ $contacts = new rcube_ldap($ldap_config[$id], $this->config->get('ldap_debug'), $this->config->mail_domain($_SESSION['imap_host']));
}
else if ($id === '0') {
$contacts = new rcube_contacts($this->db, $this->user->ID);
@@ -276,7 +275,7 @@
// Use the first writable LDAP address book.
foreach ($ldap_config as $id => $prop) {
if (!$writeable || $prop['writable']) {
- $contacts = new rcube_ldap($prop);
+ $contacts = new rcube_ldap($prop, $this->config->get('ldap_debug'), $this->config->mail_domain($_SESSION['imap_host']));
break;
}
}
@@ -303,10 +302,6 @@
if (!($this->output instanceof rcube_template))
$this->output = new rcube_template($this->task, $framed);
- foreach (array('flag_for_deletion','read_when_deleted') as $js_config_var) {
- $this->output->set_env($js_config_var, $this->config->get($js_config_var));
- }
-
// set keep-alive/check-recent interval
if ($keep_alive = $this->config->get('keep_alive')) {
// be sure that it's less than session lifetime
@@ -323,10 +318,10 @@
$this->output->set_env('task', $this->task);
$this->output->set_env('action', $this->action);
$this->output->set_env('comm_path', $this->comm_path);
- $this->output->set_charset($this->config->get('charset', RCMAIL_CHARSET));
+ $this->output->set_charset(RCMAIL_CHARSET);
// add some basic label to client
- $this->output->add_label('loading');
+ $this->output->add_label('loading', 'servererror');
return $this->output;
}
@@ -344,6 +339,20 @@
return $this->output;
}
+
+
+ /**
+ * Create SMTP object and connect to server
+ *
+ * @param boolean True if connection should be established
+ */
+ public function smtp_init($connect = false)
+ {
+ $this->smtp = new rcube_smtp();
+
+ if ($connect)
+ $this->smtp->connect();
+ }
/**
@@ -357,6 +366,7 @@
$this->imap = new rcube_imap($this->db);
$this->imap->debug_level = $this->config->get('debug_level');
$this->imap->skip_deleted = $this->config->get('skip_deleted');
+ $this->imap->index_sort = $this->config->get('index_sort', true);
// enable caching of imap data
if ($this->config->get('enable_caching')) {
@@ -369,15 +379,12 @@
// Setting root and delimiter before iil_Connect can save time detecting them
// using NAMESPACE and LIST
$options = array(
- 'imap' => $this->config->get('imap_auth_type', 'check'),
+ 'auth_method' => $this->config->get('imap_auth_type', 'check'),
'delimiter' => isset($_SESSION['imap_delimiter']) ? $_SESSION['imap_delimiter'] : $this->config->get('imap_delimiter'),
+ 'rootdir' => isset($_SESSION['imap_root']) ? $_SESSION['imap_root'] : $this->config->get('imap_root'),
+ 'debug_mode' => (bool) $this->config->get('imap_debug', 0),
);
-
- if (isset($_SESSION['imap_root']))
- $options['rootdir'] = $_SESSION['imap_root'];
- else if ($imap_root = $this->config->get('imap_root'))
- $options['rootdir'] = $imap_root;
-
+
$this->imap->set_options($options);
// set global object for backward compatibility
@@ -398,7 +405,7 @@
$conn = false;
if ($_SESSION['imap_host'] && !$this->imap->conn) {
- if (!($conn = $this->imap->connect($_SESSION['imap_host'], $_SESSION['username'], $this->decrypt_passwd($_SESSION['password']), $_SESSION['imap_port'], $_SESSION['imap_ssl']))) {
+ if (!($conn = $this->imap->connect($_SESSION['imap_host'], $_SESSION['username'], $this->decrypt($_SESSION['password']), $_SESSION['imap_port'], $_SESSION['imap_ssl']))) {
if ($this->output)
$this->output->show_message($this->imap->error_code == -1 ? 'imaperror' : 'sessionerror', 'error');
}
@@ -475,7 +482,7 @@
// lowercase username if it's an e-mail address (#1484473)
if (strpos($username, '@'))
- $username = rc_strtolower($username);
+ $username = mb_strtolower($username);
// user already registered -> overwrite username
if ($user = rcube_user::query($username, $host))
@@ -497,6 +504,13 @@
// get existing mailboxes (but why?)
// $a_mailboxes = $this->imap->list_mailboxes();
}
+ else {
+ raise_error(array(
+ 'code' => 600,
+ 'type' => 'php',
+ 'message' => "Failed to create a user record. Maybe aborted by a plugin?"
+ ), true, false);
+ }
}
else {
raise_error(array(
@@ -517,7 +531,7 @@
$_SESSION['imap_host'] = $host;
$_SESSION['imap_port'] = $imap_port;
$_SESSION['imap_ssl'] = $imap_ssl;
- $_SESSION['password'] = $this->encrypt_passwd($pass);
+ $_SESSION['password'] = $this->encrypt($pass);
$_SESSION['login_time'] = mktime();
if ($_REQUEST['_timezone'] != '_default_')
@@ -622,25 +636,14 @@
$attrib = array('name' => $attrib);
$nr = is_numeric($attrib['nr']) ? $attrib['nr'] : 1;
- $vars = isset($attrib['vars']) ? $attrib['vars'] : '';
+ $name = $attrib['name'] ? $attrib['name'] : '';
- $command_name = !empty($attrib['command']) ? $attrib['command'] : NULL;
- $alias = $attrib['name'] ? $attrib['name'] : ($command_name && $command_label_map[$command_name] ? $command_label_map[$command_name] : '');
-
// check for text with domain
- if ($domain && ($text_item = $this->texts[$domain.'.'.$alias]))
+ if ($domain && ($text_item = $this->texts[$domain.'.'.$name]))
;
// text does not exist
- else if (!($text_item = $this->texts[$alias])) {
- /*
- raise_error(array(
- 'code' => 500,
- 'type' => 'php',
- 'line' => __LINE__,
- 'file' => __FILE__,
- 'message' => "Missing localized text for '$alias' in '$sess_user_lang'"), TRUE, FALSE);
- */
- return "[$alias]";
+ else if (!($text_item = $this->texts[$name])) {
+ return "[$name]";
}
// make text item array
@@ -670,11 +673,8 @@
// replace vars in text
if (is_array($attrib['vars'])) {
foreach ($attrib['vars'] as $var_key => $var_value)
- $a_replace_vars[$var_key{0}=='$' ? substr($var_key, 1) : $var_key] = $var_value;
+ $text = str_replace($var_key[0]!='$' ? '$'.$var_key : $var_key, $var_value, $text);
}
-
- if ($a_replace_vars)
- $text = preg_replace('/\$\{?([_a-z]{1}[_a-z0-9]*)\}?/ei', '$a_replace_vars["\1"]', $text);
// format output
if (($attrib['uppercase'] && strtolower($attrib['uppercase']=='first')) || $attrib['ucfirst'])
@@ -748,7 +748,7 @@
continue;
if ($label = $rcube_languages[$name])
- $sa_languages[$name] = $label ? $label : $name;
+ $sa_languages[$name] = $label;
}
closedir($dh);
}
@@ -799,6 +799,9 @@
*/
public function kill_session()
{
+ $this->plugins->exec_hook('kill_session');
+
+ rcube_sess_unset();
$_SESSION = array('language' => $this->user->language, 'auth_time' => time(), 'temp' => true);
rcmail::setcookie('sessauth', '-del-', time() - 60);
$this->user->reset();
@@ -841,12 +844,44 @@
$this->imap->write_cache();
}
+ if (is_object($this->smtp))
+ $this->smtp->disconnect();
+
if (is_object($this->contacts))
$this->contacts->close();
// before closing the database connection, write session data
if ($_SERVER['REMOTE_ADDR'])
session_write_close();
+ }
+
+
+ /**
+ * Generate a unique token to be used in a form request
+ *
+ * @return string The request token
+ */
+ public function get_request_token()
+ {
+ $key = $this->task;
+
+ if (!$_SESSION['request_tokens'][$key])
+ $_SESSION['request_tokens'][$key] = md5(uniqid($key . mt_rand(), true));
+
+ return $_SESSION['request_tokens'][$key];
+ }
+
+
+ /**
+ * Check if the current request contains a valid token
+ *
+ * @param int Request method
+ * @return boolean True if request token is valid false if not
+ */
+ public function check_request($mode = RCUBE_INPUT_POST)
+ {
+ $token = get_input_value('_token', $mode);
+ return !empty($token) && $_SESSION['request_tokens'][$this->task] == $token;
}
@@ -871,64 +906,108 @@
return md5($auth_string);
}
+
/**
- * Encrypt IMAP password using DES encryption
+ * Encrypt using 3DES
*
- * @param string Password to encrypt
- * @return string Encryprted string
+ * @param string $clear clear text input
+ * @param string $key encryption key to retrieve from the configuration, defaults to 'des_key'
+ * @param boolean $base64 whether or not to base64_encode() the result before returning
+ *
+ * @return string encrypted text
*/
- public function encrypt_passwd($pass)
+ public function encrypt($clear, $key = 'des_key', $base64 = true)
{
- if (function_exists('mcrypt_module_open') && ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_ECB, ""))) {
+ if (!$clear)
+ return '';
+ /*-
+ * Add a single canary byte to the end of the clear text, which
+ * will help find out how much of padding will need to be removed
+ * upon decryption; see http://php.net/mcrypt_generic#68082
+ */
+ $clear = pack("a*H2", $clear, "80");
+
+ if (function_exists('mcrypt_module_open') &&
+ ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_CBC, "")))
+ {
$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
- mcrypt_generic_init($td, $this->config->get_des_key(), $iv);
- $cypher = mcrypt_generic($td, $pass);
+ mcrypt_generic_init($td, $this->config->get_crypto_key($key), $iv);
+ $cipher = $iv . mcrypt_generic($td, $clear);
mcrypt_generic_deinit($td);
mcrypt_module_close($td);
}
- else if (function_exists('des')) {
- $cypher = des($this->config->get_des_key(), $pass, 1, 0, NULL);
+ else if (function_exists('des'))
+ {
+ define('DES_IV_SIZE', 8);
+ $iv = '';
+ for ($i = 0; $i < constant('DES_IV_SIZE'); $i++)
+ $iv .= sprintf("%c", mt_rand(0, 255));
+ $cipher = $iv . des($this->config->get_crypto_key($key), $clear, 1, 1, $iv);
}
- else {
- $cypher = $pass;
-
+ else
+ {
raise_error(array(
'code' => 500,
'type' => 'php',
'file' => __FILE__,
- 'message' => "Could not convert encrypt password. Make sure Mcrypt is installed or lib/des.inc is available"
- ), true, false);
+ 'message' => "Could not perform encryption; make sure Mcrypt is installed or lib/des.inc is available"
+ ), true, true);
}
-
- return base64_encode($cypher);
+
+ return $base64 ? base64_encode($cipher) : $cipher;
}
-
/**
- * Decrypt IMAP password using DES encryption
+ * Decrypt 3DES-encrypted string
*
- * @param string Encrypted password
- * @return string Plain password
+ * @param string $cipher encrypted text
+ * @param string $key encryption key to retrieve from the configuration, defaults to 'des_key'
+ * @param boolean $base64 whether or not input is base64-encoded
+ *
+ * @return string decrypted text
*/
- public function decrypt_passwd($cypher)
+ public function decrypt($cipher, $key = 'des_key', $base64 = true)
{
- if (function_exists('mcrypt_module_open') && ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_ECB, ""))) {
- $iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
- mcrypt_generic_init($td, $this->config->get_des_key(), $iv);
- $pass = mdecrypt_generic($td, base64_decode($cypher));
+ if (!$cipher)
+ return '';
+
+ $cipher = $base64 ? base64_decode($cipher) : $cipher;
+
+ if (function_exists('mcrypt_module_open') &&
+ ($td = mcrypt_module_open(MCRYPT_TripleDES, "", MCRYPT_MODE_CBC, "")))
+ {
+ $iv = substr($cipher, 0, mcrypt_enc_get_iv_size($td));
+ $cipher = substr($cipher, mcrypt_enc_get_iv_size($td));
+ mcrypt_generic_init($td, $this->config->get_crypto_key($key), $iv);
+ $clear = mdecrypt_generic($td, $cipher);
mcrypt_generic_deinit($td);
mcrypt_module_close($td);
}
- else if (function_exists('des')) {
- $pass = des($this->config->get_des_key(), base64_decode($cypher), 0, 0, NULL);
+ else if (function_exists('des'))
+ {
+ define('DES_IV_SIZE', 8);
+ $iv = substr($cipher, 0, constant('DES_IV_SIZE'));
+ $cipher = substr($cipher, constant('DES_IV_SIZE'));
+ $clear = des($this->config->get_crypto_key($key), $cipher, 0, 1, $iv);
}
- else {
- $pass = base64_decode($cypher);
+ else
+ {
+ raise_error(array(
+ 'code' => 500,
+ 'type' => 'php',
+ 'file' => __FILE__,
+ 'message' => "Could not perform decryption; make sure Mcrypt is installed or lib/des.inc is available"
+ ), true, true);
}
-
- return preg_replace('/\x00/', '', $pass);
+
+ /*-
+ * Trim PHP's padding and the canary byte; see note in
+ * rcmail::encrypt() and http://php.net/mcrypt_generic#68082
+ */
+ $clear = substr(rtrim($clear, "\0"), 0, -1);
+
+ return $clear;
}
-
/**
* Build a valid URL to this instance of RoundCube
@@ -940,11 +1019,8 @@
{
if (!is_array($p))
$p = array('_action' => @func_get_arg(0));
-
- $task = $p['_task'] ? $p['_task'] : $p['task'];
- if (!$task || !in_array($task, rcmail::$main_tasks))
- $task = $this->task;
-
+
+ $task = $p['_task'] ? $p['_task'] : ($p['task'] ? $p['task'] : $this->task);
$p['_task'] = $task;
unset($p['task']);
@@ -971,9 +1047,12 @@
*/
public static function setcookie($name, $value, $exp = 0)
{
+ if (headers_sent())
+ return;
+
$cookie = session_get_cookie_params();
setcookie($name, $value, $exp, $cookie['path'], $cookie['domain'],
- ($_SERVER['HTTPS'] && ($_SERVER['HTTPS'] != 'off')));
+ rcube_https_check(), true);
}
}
--
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