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diff --git a/config/defaults.inc.php b/config/defaults.inc.php
index 34fecd0b3..194668bc6 100644
--- a/config/defaults.inc.php
+++ b/config/defaults.inc.php
@@ -1,1290 +1,1295 @@
<?php
// ---------------------------------------------------------------------
// WARNING: Do not edit this file! Copy configuration to config.inc.php.
// ---------------------------------------------------------------------
/*
+-----------------------------------------------------------------------+
| Default settings for all configuration options |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
+-----------------------------------------------------------------------+
*/
$config = array();
// ----------------------------------
// SQL DATABASE
// ----------------------------------
// Database connection string (DSN) for read+write operations
// Format (compatible with PEAR MDB2): db_provider://user:password@host/database
// Currently supported db_providers: mysql, pgsql, sqlite, mssql, sqlsrv, oracle
// For examples see http://pear.php.net/manual/en/package.database.mdb2.intro-dsn.php
// Note: for SQLite use absolute path (Linux): 'sqlite:////full/path/to/sqlite.db?mode=0646'
// or (Windows): 'sqlite:///C:/full/path/to/sqlite.db'
// Note: Various drivers support various additional arguments for connection,
// for Mysql: key, cipher, cert, capath, ca, verify_server_cert,
// for Postgres: application_name, sslmode, sslcert, sslkey, sslrootcert, sslcrl, sslcompression, service.
// e.g. 'mysql://roundcube:@localhost/roundcubemail?verify_server_cert=false'
$config['db_dsnw'] = 'mysql://roundcube:@localhost/roundcubemail';
// Database DSN for read-only operations (if empty write database will be used)
// useful for database replication
$config['db_dsnr'] = '';
// Disable the use of already established dsnw connections for subsequent reads
$config['db_dsnw_noread'] = false;
// use persistent db-connections
// beware this will not "always" work as expected
// see: http://www.php.net/manual/en/features.persistent-connections.php
$config['db_persistent'] = false;
// you can define specific table (and sequence) names prefix
$config['db_prefix'] = '';
// Mapping of table names and connections to use for ALL operations.
// This can be used in a setup with replicated databases and a DB master
// where read/write access to cache tables should not go to master.
$config['db_table_dsn'] = array(
// 'cache' => 'r',
// 'cache_index' => 'r',
// 'cache_thread' => 'r',
// 'cache_messages' => 'r',
);
// It is possible to specify database variable values e.g. some limits here.
// Use them if your server is not MySQL or for better performance.
// For example Roundcube uses max_allowed_packet value (in bytes)
// which limits query size for database cache operations.
$config['db_max_allowed_packet'] = null;
// ----------------------------------
// LOGGING/DEBUGGING
// ----------------------------------
// log driver: 'syslog', 'stdout' or 'file'.
$config['log_driver'] = 'file';
// date format for log entries
// (read http://php.net/manual/en/function.date.php for all format characters)
$config['log_date_format'] = 'd-M-Y H:i:s O';
// length of the session ID to prepend each log line with
// set to 0 to avoid session IDs being logged.
$config['log_session_id'] = 8;
// Default extension used for log file name
$config['log_file_ext'] = '.log';
// Syslog ident string to use, if using the 'syslog' log driver.
$config['syslog_id'] = 'roundcube';
// Syslog facility to use, if using the 'syslog' log driver.
// For possible values see installer or http://php.net/manual/en/function.openlog.php
$config['syslog_facility'] = LOG_USER;
// Activate this option if logs should be written to per-user directories.
// Data will only be logged if a directory <log_dir>/<username>/ exists and is writable.
$config['per_user_logging'] = false;
// Log sent messages to <log_dir>/sendmail.log or to syslog
$config['smtp_log'] = true;
// Log successful/failed logins to <log_dir>/userlogins.log or to syslog
$config['log_logins'] = false;
// Log session debug information/authentication errors to <log_dir>/session.log or to syslog
$config['session_debug'] = false;
// Log SQL queries to <log_dir>/sql.log or to syslog
$config['sql_debug'] = false;
// Log IMAP conversation to <log_dir>/imap.log or to syslog
$config['imap_debug'] = false;
// Log LDAP conversation to <log_dir>/ldap.log or to syslog
$config['ldap_debug'] = false;
// Log SMTP conversation to <log_dir>/smtp.log or to syslog
$config['smtp_debug'] = false;
// Log Memcache conversation to <log_dir>/memcache.log or to syslog
$config['memcache_debug'] = false;
// Log APC conversation to <log_dir>/apc.log or to syslog
$config['apc_debug'] = false;
// Log Redis conversation to <log_dir>/redis.log or to syslog
$config['redis_debug'] = false;
// ----------------------------------
// IMAP
// ----------------------------------
// The IMAP host chosen to perform the log-in.
// Leave blank to show a textbox at login, give a list of hosts
// to display a pulldown menu or set one host as string.
// Enter hostname with prefix ssl:// to use Implicit TLS, or use
// prefix tls:// to use STARTTLS.
// Supported replacement variables:
// %n - hostname ($_SERVER['SERVER_NAME'])
// %t - hostname without the first part
// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
// %s - domain name after the '@' from e-mail address provided at login screen
// For example %n = mail.domain.tld, %t = domain.tld
// WARNING: After hostname change update of mail_host column in users table is
// required to match old user data records with the new host.
$config['default_host'] = 'localhost';
// TCP port used for IMAP connections
$config['default_port'] = 143;
// IMAP authentication method (DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN or null).
// Use 'IMAP' to authenticate with IMAP LOGIN command.
// By default the most secure method (from supported) will be selected.
$config['imap_auth_type'] = null;
// IMAP socket context options
// See http://php.net/manual/en/context.ssl.php
// The example below enables server certificate validation
//$config['imap_conn_options'] = array(
// 'ssl' => array(
// 'verify_peer' => true,
// 'verify_depth' => 3,
// 'cafile' => '/etc/openssl/certs/ca.crt',
// ),
// );
// Note: These can be also specified as an array of options indexed by hostname
$config['imap_conn_options'] = null;
// IMAP connection timeout, in seconds. Default: 0 (use default_socket_timeout)
$config['imap_timeout'] = 0;
// Optional IMAP authentication identifier to be used as authorization proxy
$config['imap_auth_cid'] = null;
// Optional IMAP authentication password to be used for imap_auth_cid
$config['imap_auth_pw'] = null;
// If you know your imap's folder delimiter, you can specify it here.
// Otherwise it will be determined automatically
$config['imap_delimiter'] = null;
// If you know your imap's folder vendor, you can specify it here.
// Otherwise it will be determined automatically. Use lower-case
// identifiers, e.g. 'dovecot', 'cyrus', 'gimap', 'hmail', 'uw-imap'.
$config['imap_vendor'] = null;
// If IMAP server doesn't support NAMESPACE extension, but you're
// using shared folders or personal root folder is non-empty, you'll need to
// set these options. All can be strings or arrays of strings.
// Note: Folders need to be ended with directory separator, e.g. "INBOX."
// (special directory "~" is an exception to this rule)
// Note: These can be used also to overwrite server's namespaces
// Note: Set these to FALSE to disable access to specified namespace
$config['imap_ns_personal'] = null;
$config['imap_ns_other'] = null;
$config['imap_ns_shared'] = null;
// By default IMAP capabilities are readed after connection to IMAP server
// In some cases, e.g. when using IMAP proxy, there's a need to refresh the list
// after login. Set to True if you've got this case.
$config['imap_force_caps'] = false;
// By default list of subscribed folders is determined using LIST-EXTENDED
// extension if available. Some servers (dovecot 1.x) returns wrong results
// for shared namespaces in this case. https://github.com/roundcube/roundcubemail/issues/2474
// Enable this option to force LSUB command usage instead.
// Deprecated: Use imap_disabled_caps = array('LIST-EXTENDED')
$config['imap_force_lsub'] = false;
// Some server configurations (e.g. Courier) doesn't list folders in all namespaces
// Enable this option to force listing of folders in all namespaces
$config['imap_force_ns'] = false;
// Some servers return hidden folders (name starting witha dot)
// from user home directory. IMAP RFC does not forbid that.
// Enable this option to hide them and disable possibility to create such.
$config['imap_skip_hidden_folders'] = false;
// Some servers do not support folders with both folders and messages inside
// If your server supports that use true, if it does not, use false.
// By default it will be determined automatically (once per user session).
$config['imap_dual_use_folders'] = null;
// List of disabled imap extensions.
// Use if your IMAP server has broken implementation of some feature
// and you can't remove it from CAPABILITY string on server-side.
// For example UW-IMAP server has broken ESEARCH.
// Note: Because the list is cached, re-login is required after change.
$config['imap_disabled_caps'] = array();
// Log IMAP session identifiers after each IMAP login.
// This is used to relate IMAP session with Roundcube user sessions
$config['imap_log_session'] = false;
// Type of IMAP indexes cache. Supported values: 'db', 'apc' and 'memcache' or 'memcached'.
$config['imap_cache'] = null;
// Enables messages cache. Only 'db' cache is supported.
// This requires an IMAP server that supports QRESYNC and CONDSTORE
// extensions (RFC7162). See synchronize() in program/lib/Roundcube/rcube_imap_cache.php
// for further info, or if you experience syncing problems.
$config['messages_cache'] = false;
// Lifetime of IMAP indexes cache. Possible units: s, m, h, d, w
$config['imap_cache_ttl'] = '10d';
// Lifetime of messages cache. Possible units: s, m, h, d, w
$config['messages_cache_ttl'] = '10d';
// Maximum cached message size in kilobytes.
// Note: On MySQL this should be less than (max_allowed_packet - 30%)
$config['messages_cache_threshold'] = 50;
// ----------------------------------
// SMTP
// ----------------------------------
// SMTP server host (for sending mails).
// Enter hostname with prefix ssl:// to use Implicit TLS, or use
// prefix tls:// to use STARTTLS.
// Supported replacement variables:
// %h - user's IMAP hostname
// %n - hostname ($_SERVER['SERVER_NAME'])
// %t - hostname without the first part
// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
$config['smtp_server'] = 'localhost';
// SMTP port. Use 25 for cleartext, 465 for Implicit TLS, or 587 for STARTTLS (default)
$config['smtp_port'] = 587;
// SMTP username (if required) if you use %u as the username Roundcube
// will use the current username for login
$config['smtp_user'] = '%u';
// SMTP password (if required) if you use %p as the password Roundcube
// will use the current user's password for login
$config['smtp_pass'] = '%p';
// SMTP AUTH type (DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN or empty to use
// best server supported one)
$config['smtp_auth_type'] = null;
// Optional SMTP authentication identifier to be used as authorization proxy
$config['smtp_auth_cid'] = null;
// Optional SMTP authentication password to be used for smtp_auth_cid
$config['smtp_auth_pw'] = null;
// SMTP HELO host
// Hostname to give to the remote server for SMTP 'HELO' or 'EHLO' messages
// Leave this blank and you will get the server variable 'server_name' or
// localhost if that isn't defined.
$config['smtp_helo_host'] = '';
// SMTP connection timeout, in seconds. Default: 0 (use default_socket_timeout)
// Note: There's a known issue where using ssl connection with
// timeout > 0 causes connection errors (https://bugs.php.net/bug.php?id=54511)
$config['smtp_timeout'] = 0;
// SMTP socket context options
// See http://php.net/manual/en/context.ssl.php
// The example below enables server certificate validation, and
// requires 'smtp_timeout' to be non zero.
// $config['smtp_conn_options'] = array(
// 'ssl' => array(
// 'verify_peer' => true,
// 'verify_depth' => 3,
// 'cafile' => '/etc/openssl/certs/ca.crt',
// ),
// );
// Note: These can be also specified as an array of options indexed by hostname
$config['smtp_conn_options'] = null;
// ----------------------------------
// LDAP
// ----------------------------------
// Type of LDAP cache. Supported values: 'db', 'apc' and 'memcache' or 'memcached'.
$config['ldap_cache'] = 'db';
// Lifetime of LDAP cache. Possible units: s, m, h, d, w
$config['ldap_cache_ttl'] = '10m';
// ----------------------------------
// CACHE(S)
// ----------------------------------
// Use these hosts for accessing memcached
// Define any number of hosts in the form of hostname:port or unix:///path/to/socket.file
// Example: array('localhost:11211', '192.168.1.12:11211', 'unix:///var/tmp/memcached.sock');
$config['memcache_hosts'] = null;
// Controls the use of a persistent connections to memcache servers
// See http://php.net/manual/en/memcache.addserver.php
$config['memcache_pconnect'] = true;
// Value in seconds which will be used for connecting to the daemon
// See http://php.net/manual/en/memcache.addserver.php
$config['memcache_timeout'] = 1;
// Controls how often a failed server will be retried (value in seconds).
// Setting this parameter to -1 disables automatic retry.
// See http://php.net/manual/en/memcache.addserver.php
$config['memcache_retry_interval'] = 15;
// Use these hosts for accessing Redis.
// Currently only one host is supported. Cluster support may come in a future release.
// You can pass 4 fields, host, port (optional), database (optional) and password (optional).
// Unset fields will be set to the default values host=127.0.0.1, port=6379.
// Examples:
// array('localhost:6379');
// array('192.168.1.1:6379:1:secret');
// array('unix:///var/run/redis/redis-server.sock:1:secret');
$config['redis_hosts'] = null;
// Maximum size of an object in memcache (in bytes). Default: 2MB
$config['memcache_max_allowed_packet'] = '2M';
// Maximum size of an object in APC cache (in bytes). Default: 2MB
$config['apc_max_allowed_packet'] = '2M';
// Maximum size of an object in Redis cache (in bytes). Default: 2MB
$config['redis_max_allowed_packet'] = '2M';
// ----------------------------------
// SYSTEM
// ----------------------------------
// THIS OPTION WILL ALLOW THE INSTALLER TO RUN AND CAN EXPOSE SENSITIVE CONFIG DATA.
// ONLY ENABLE IT IF YOU'RE REALLY SURE WHAT YOU'RE DOING!
$config['enable_installer'] = false;
// don't allow these settings to be overridden by the user
$config['dont_override'] = array();
// List of disabled UI elements/actions
$config['disabled_actions'] = array();
// define which settings should be listed under the 'advanced' block
// which is hidden by default
$config['advanced_prefs'] = array();
// provide an URL where a user can get support for this Roundcube installation
// PLEASE DO NOT LINK TO THE ROUNDCUBE.NET WEBSITE HERE!
$config['support_url'] = '';
// Logo image replacement. Specifies location of the image as:
// - URL relative to the document root of this Roundcube installation
// - full URL with http:// or https:// prefix
// - URL relative to the current skin folder (when starts with a '/')
//
// An array can be used to specify different logos for specific template files
// The array key specifies the place(s) the logo should be applied to and
// is made up of (up to) 3 parts:
// - skin name prefix (always with colon, can be replaced with *)
// - template name (or * for all templates)
// - logo type - it is used for logos used on multiple templates
// the available types include '[favicon]' for favicon, '[print]' for logo on all print
// templates (e.g. messageprint, contactprint) and '[small]' for small screen logo in supported skins
//
// Example config for skin_logo
/*
array(
// show the image /images/logo_login_small.png for the Login screen in the Elastic skin on small screens
"elastic:login[small]" => "/images/logo_login_small.png",
// show the image /images/logo_login.png for the Login screen in the Elastic skin
"elastic:login" => "/images/logo_login.png",
// show the image /images/logo_small.png in the Elastic skin
"elastic:*[small]" => "/images/logo_small.png",
// show the image /images/larry.png in the Larry skin
"larry:*" => "/images/larry.png",
// show the image /images/logo_login.png on the login template in all skins
"login" => "/images/logo_login.png",
// show the image /images/logo_print.png for all print type logos in all skins
"[print]" => "/images/logo_print.png",
);
*/
$config['skin_logo'] = null;
// automatically create a new Roundcube user when log-in the first time.
// a new user will be created once the IMAP login succeeds.
// set to false if only registered users can use this service
$config['auto_create_user'] = true;
// Enables possibility to log in using email address from user identities
$config['user_aliases'] = false;
// use this folder to store log files
// must be writeable for the user who runs PHP process (Apache user if mod_php is being used)
// This is used by the 'file' log driver.
$config['log_dir'] = RCUBE_INSTALL_PATH . 'logs/';
// use this folder to store temp files
// must be writeable for the user who runs PHP process (Apache user if mod_php is being used)
$config['temp_dir'] = RCUBE_INSTALL_PATH . 'temp/';
// expire files in temp_dir after 48 hours
// possible units: s, m, h, d, w
$config['temp_dir_ttl'] = '48h';
// Enforce connections over https
// With this option enabled, all non-secure connections will be redirected.
// It can be also a port number, hostname or hostname:port if they are
// different than default HTTP_HOST:443
$config['force_https'] = false;
// tell PHP that it should work as under secure connection
// even if it doesn't recognize it as secure ($_SERVER['HTTPS'] is not set)
// e.g. when you're running Roundcube behind a https proxy
// this option is mutually exclusive to 'force_https' and only either one of them should be set to true.
$config['use_https'] = false;
// Allow browser-autocompletion on login form.
// 0 - disabled, 1 - username and host only, 2 - username, host, password
$config['login_autocomplete'] = 0;
// Forces conversion of logins to lower case.
// 0 - disabled, 1 - only domain part, 2 - domain and local part.
// If users authentication is case-insensitive this must be enabled.
// Note: After enabling it all user records need to be updated, e.g. with query:
// UPDATE users SET username = LOWER(username);
$config['login_lc'] = 2;
// Maximum length (in bytes) of logon username and password.
$config['login_username_maxlen'] = 1024;
$config['login_password_maxlen'] = 1024;
// Logon username filter. Regular expression for use with preg_match().
// Example: '/^[a-z0-9_@.-]+$/'
$config['login_username_filter'] = null;
// Brute-force attacks prevention.
// The value specifies maximum number of failed logon attempts per minute.
$config['login_rate_limit'] = 3;
// Includes should be interpreted as PHP files
$config['skin_include_php'] = false;
// display product name and software version on login screen
// 0 - hide product name and version number, 1 - show product name only, 2 - show product name and version number
$config['display_product_info'] = 1;
// Session lifetime in minutes
$config['session_lifetime'] = 10;
// Session domain: .example.org
$config['session_domain'] = '';
// Session name. Default: 'roundcube_sessid'
$config['session_name'] = null;
// Session authentication cookie name. Default: 'roundcube_sessauth'
$config['session_auth_name'] = null;
// Session path. Defaults to PHP session.cookie_path setting.
$config['session_path'] = null;
+// Session samesite. Defaults to PHP session.cookie_samesite setting.
+// Requires PHP >= 7.3.0, see https://wiki.php.net/rfc/same-site-cookie for more info
+// Possible values: null (default), 'Lax', or 'Strict'
+$config['session_samesite'] = null;
+
// Backend to use for session storage. Can either be 'db' (default), 'redis', 'memcache', or 'php'
//
// If set to 'memcache' or 'memcached', a list of servers need to be specified in 'memcache_hosts'
// Make sure the Memcache extension (https://pecl.php.net/package/memcache) version >= 2.0.0
// or the Memcached extension (https://pecl.php.net/package/memcached) version >= 2.0.0 is installed.
//
// If set to 'redis', a server needs to be specified in 'redis_hosts'
// Make sure the Redis extension (https://pecl.php.net/package/redis) version >= 2.0.0 is installed.
//
// Setting this value to 'php' will use the default session save handler configured in PHP
$config['session_storage'] = 'db';
// List of trusted proxies
// X_FORWARDED_* and X_REAL_IP headers are only accepted from these IPs
$config['proxy_whitelist'] = array();
// List of trusted host names
// Attackers can modify Host header of the HTTP request causing $_SERVER['SERVER_NAME']
// or $_SERVER['HTTP_HOST'] variables pointing to a different host, that could be used
// to collect user names and passwords. Some server configurations prevent that, but not all.
// An empty list accepts any host name. The list can contain host names
// or PCRE patterns (without // delimiters, that will be added automatically).
$config['trusted_host_patterns'] = array();
// check client IP in session authorization
$config['ip_check'] = false;
// X-Frame-Options HTTP header value sent to prevent from Clickjacking.
// Possible values: sameorigin|deny|allow-from <uri>.
// Set to false in order to disable sending the header.
$config['x_frame_options'] = 'sameorigin';
// This key is used for encrypting purposes, like storing of imap password
// in the session. For historical reasons it's called DES_key, but it's used
// with any configured cipher_method (see below).
$config['des_key'] = 'rcmail-!24ByteDESkey*Str';
// Encryption algorithm. You can use any method supported by OpenSSL.
// Default is set for backward compatibility to DES-EDE3-CBC,
// but you can choose e.g. AES-256-CBC which we consider a better choice.
$config['cipher_method'] = 'DES-EDE3-CBC';
// Automatically add this domain to user names for login
// Only for IMAP servers that require full e-mail addresses for login
// Specify an array with 'host' => 'domain' values to support multiple hosts
// Supported replacement variables:
// %h - user's IMAP hostname
// %n - hostname ($_SERVER['SERVER_NAME'])
// %t - hostname without the first part
// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
$config['username_domain'] = '';
// Force domain configured in username_domain to be used for login.
// Any domain in username will be replaced by username_domain.
$config['username_domain_forced'] = false;
// This domain will be used to form e-mail addresses of new users
// Specify an array with 'host' => 'domain' values to support multiple hosts
// Supported replacement variables:
// %h - user's IMAP hostname
// %n - http hostname ($_SERVER['SERVER_NAME'])
// %d - domain (http hostname without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
$config['mail_domain'] = '';
// Password character set, to change the password for user
// authentication or for password change operations
$config['password_charset'] = 'UTF-8';
// How many seconds must pass between emails sent by a user
$config['sendmail_delay'] = 0;
// Message size limit. Note that SMTP server(s) may use a different value.
// This limit is verified when user attaches files to a composed message.
// Size in bytes (possible unit suffix: K, M, G)
$config['max_message_size'] = '100M';
// Maximum number of recipients per message (including To, Cc, Bcc).
// Default: 0 (no limit)
$config['max_recipients'] = 0;
// Maximum number of recipients per message exluding Bcc header.
// This is a soft limit, which means we only display a warning to the user.
// Default: 5
$config['max_disclosed_recipients'] = 5;
// Maximum allowed number of members of an address group. Default: 0 (no limit)
// If 'max_recipients' is set this value should be less or equal
$config['max_group_members'] = 0;
// Name your service. This is displayed on the login screen and in the window title
$config['product_name'] = 'Roundcube Webmail';
// Add this user-agent to message headers when sending
$config['useragent'] = 'Roundcube Webmail/'.RCUBE_VERSION;
// try to load host-specific configuration
// see https://github.com/roundcube/roundcubemail/wiki/Configuration:-Multi-Domain-Setup
// for more details
$config['include_host_config'] = false;
// path to a text file which will be added to each sent message
// paths are relative to the Roundcube root folder
$config['generic_message_footer'] = '';
// path to a text file which will be added to each sent HTML message
// paths are relative to the Roundcube root folder
$config['generic_message_footer_html'] = '';
// add a received header to outgoing mails containing the creators IP and hostname
$config['http_received_header'] = false;
// Whether or not to encrypt the IP address and the host name
// these could, in some circles, be considered as sensitive information;
// however, for the administrator, these could be invaluable help
// when tracking down issues.
$config['http_received_header_encrypt'] = false;
// number of chars allowed for line when wrapping text.
// text wrapping is done when composing/sending messages
$config['line_length'] = 72;
// send plaintext messages as format=flowed
$config['send_format_flowed'] = true;
// According to RFC2298, return receipt envelope sender address must be empty.
// If this option is true, Roundcube will use user's identity as envelope sender for MDN responses.
$config['mdn_use_from'] = false;
// Set identities access level:
// 0 - many identities with possibility to edit all params
// 1 - many identities with possibility to edit all params but not email address
// 2 - one identity with possibility to edit all params
// 3 - one identity with possibility to edit all params but not email address
// 4 - one identity with possibility to edit only signature
$config['identities_level'] = 0;
// Maximum size of uploaded image in kilobytes
// Images (in html signatures) are stored in database as data URIs
$config['identity_image_size'] = 64;
// Mimetypes supported by the browser.
// attachments of these types will open in a preview window
// either a comma-separated list or an array: 'text/plain,text/html,text/xml,image/jpeg,image/gif,image/png,application/pdf'
$config['client_mimetypes'] = null; # null == default
// Path to a local mime magic database file for PHPs finfo extension.
// Set to null if the default path should be used.
$config['mime_magic'] = null;
// Absolute path to a local mime.types mapping table file.
// This is used to derive mime-types from the filename extension or vice versa.
// Such a file is usually part of the apache webserver. If you don't find a file named mime.types on your system,
// download it from http://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types
$config['mime_types'] = null;
// path to imagemagick identify binary (if not set we'll use Imagick or GD extensions)
$config['im_identify_path'] = null;
// path to imagemagick convert binary (if not set we'll use Imagick or GD extensions)
$config['im_convert_path'] = null;
// Size of thumbnails from image attachments displayed below the message content.
// Note: whether images are displayed at all depends on the 'inline_images' option.
// Set to 0 to display images in full size.
$config['image_thumbnail_size'] = 240;
// maximum size of uploaded contact photos in pixel
$config['contact_photo_size'] = 160;
// Enable DNS checking for e-mail address validation
$config['email_dns_check'] = false;
// Disables saving sent messages in Sent folder (like gmail) (Default: false)
// Note: useful when SMTP server stores sent mail in user mailbox
$config['no_save_sent_messages'] = false;
// Improve system security by using special URL with security token.
// This can be set to a number defining token length. Default: 16.
// Warning: This requires http server configuration. Sample:
// RewriteRule ^/roundcubemail/[a-zA-Z0-9]{16}/(.*) /roundcubemail/$1 [PT]
// Alias /roundcubemail /var/www/roundcubemail/
// Note: Use assets_path to not prevent the browser from caching assets
$config['use_secure_urls'] = false;
// Allows to define separate server/path for image/js/css files
// Warning: If the domain is different cross-domain access to some
// resources need to be allowed
// Sample:
// <FilesMatch ".(eot|ttf|woff)">
// Header set Access-Control-Allow-Origin "*"
// </FilesMatch>
$config['assets_path'] = '';
// While assets_path is for the browser, assets_dir informs
// PHP code about the location of asset files in filesystem
$config['assets_dir'] = '';
// ----------------------------------
// PLUGINS
// ----------------------------------
// List of active plugins (in plugins/ directory)
$config['plugins'] = array();
// ----------------------------------
// USER INTERFACE
// ----------------------------------
// default messages sort column. Use empty value for default server's sorting,
// or 'arrival', 'date', 'subject', 'from', 'to', 'fromto', 'size', 'cc'
$config['message_sort_col'] = '';
// default messages sort order
$config['message_sort_order'] = 'DESC';
// These cols are shown in the message list. Available cols are:
// subject, from, to, fromto, cc, replyto, date, size, status, flag, attachment, priority
$config['list_cols'] = array('subject', 'status', 'fromto', 'date', 'size', 'flag', 'attachment');
// the default locale setting (leave empty for auto-detection)
// RFC1766 formatted language name like en_US, de_DE, de_CH, fr_FR, pt_BR
$config['language'] = null;
// use this format for date display (date or strftime format)
$config['date_format'] = 'Y-m-d';
// give this choice of date formats to the user to select from
// Note: do not use ambiguous formats like m/d/Y
$config['date_formats'] = array('Y-m-d', 'Y/m/d', 'Y.m.d', 'd-m-Y', 'd/m/Y', 'd.m.Y', 'j.n.Y');
// use this format for time display (date or strftime format)
$config['time_format'] = 'H:i';
// give this choice of time formats to the user to select from
$config['time_formats'] = array('G:i', 'H:i', 'g:i a', 'h:i A');
// use this format for short date display (derived from date_format and time_format)
$config['date_short'] = 'D H:i';
// use this format for detailed date/time formatting (derived from date_format and time_format)
$config['date_long'] = 'Y-m-d H:i';
// store draft message is this mailbox
// leave blank if draft messages should not be stored
// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
$config['drafts_mbox'] = 'Drafts';
// store spam messages in this mailbox
// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
$config['junk_mbox'] = 'Junk';
// store sent message is this mailbox
// leave blank if sent messages should not be stored
// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
$config['sent_mbox'] = 'Sent';
// move messages to this folder when deleting them
// leave blank if they should be deleted directly
// NOTE: Use folder names with namespace prefix (INBOX. on Courier-IMAP)
$config['trash_mbox'] = 'Trash';
// automatically create the above listed default folders on user login
$config['create_default_folders'] = false;
// protect the default folders from renames, deletes, and subscription changes
$config['protect_default_folders'] = true;
// Disable localization of the default folder names listed above
$config['show_real_foldernames'] = false;
// if in your system 0 quota means no limit set this option to true
$config['quota_zero_as_unlimited'] = false;
// Make use of the built-in spell checker. It is based on GoogieSpell.
$config['enable_spellcheck'] = true;
// Enables spellchecker exceptions dictionary.
// Setting it to 'shared' will make the dictionary shared by all users.
$config['spellcheck_dictionary'] = false;
// Set the spell checking engine. Possible values:
// - 'googie' - the default (also used for connecting to Nox Spell Server, see 'spellcheck_uri' setting)
// - 'pspell' - requires the PHP Pspell module and aspell installed
// - 'enchant' - requires the PHP Enchant module
// - 'atd' - install your own After the Deadline server or check with the people at http://www.afterthedeadline.com before using their API
// Since Google shut down their public spell checking service, the default settings
// connect to http://spell.roundcube.net which is a hosted service provided by Roundcube.
// You can connect to any other googie-compliant service by setting 'spellcheck_uri' accordingly.
$config['spellcheck_engine'] = 'googie';
// For locally installed Nox Spell Server or After the Deadline services,
// please specify the URI to call it.
// Get Nox Spell Server from http://orangoo.com/labs/?page_id=72 or
// the After the Deadline package from http://www.afterthedeadline.com.
// Leave empty to use the public API of service.afterthedeadline.com
$config['spellcheck_uri'] = '';
// These languages can be selected for spell checking.
// Configure as a PHP style hash array: array('en'=>'English', 'de'=>'Deutsch');
// Leave empty for default set of available language.
$config['spellcheck_languages'] = NULL;
// Makes that words with all letters capitalized will be ignored (e.g. GOOGLE)
$config['spellcheck_ignore_caps'] = false;
// Makes that words with numbers will be ignored (e.g. g00gle)
$config['spellcheck_ignore_nums'] = false;
// Makes that words with symbols will be ignored (e.g. g@@gle)
$config['spellcheck_ignore_syms'] = false;
// Number of lines at the end of a message considered to contain the signature.
// Increase this value if signatures are not properly detected and colored
$config['sig_max_lines'] = 15;
// don't let users set pagesize to more than this value if set
$config['max_pagesize'] = 200;
// Minimal value of user's 'refresh_interval' setting (in seconds)
$config['min_refresh_interval'] = 60;
// Specifies for how many seconds the Undo button will be available
// after object delete action. Currently used with supporting address book sources.
// Setting it to 0, disables the feature.
$config['undo_timeout'] = 0;
// A static list of canned responses which are immutable for the user
$config['compose_responses_static'] = array(
// array('name' => 'Canned Response 1', 'text' => 'Static Response One'),
// array('name' => 'Canned Response 2', 'text' => 'Static Response Two'),
);
// List of HKP key servers for PGP public key lookups in Enigma/Mailvelope
// Default: array("keys.fedoraproject.org", "keybase.io")
$config['keyservers'] = array();
// ----------------------------------
// ADDRESSBOOK SETTINGS
// ----------------------------------
// This indicates which type of address book to use. Possible choises:
// 'sql' - built-in sql addressbook enabled (default),
// '' - built-in sql addressbook disabled.
// Still LDAP or plugin-added addressbooks will be available.
// BC Note: The value can actually be anything except 'sql', it does not matter.
$config['address_book_type'] = 'sql';
// In order to enable public ldap search, configure an array like the Verisign
// example further below. if you would like to test, simply uncomment the example.
// Array key must contain only safe characters, ie. a-zA-Z0-9_
$config['ldap_public'] = array();
// If you are going to use LDAP for individual address books, you will need to
// set 'user_specific' to true and use the variables to generate the appropriate DNs to access it.
//
// The recommended directory structure for LDAP is to store all the address book entries
// under the users main entry, e.g.:
//
// o=root
// ou=people
// uid=user@domain
// mail=contact@contactdomain
//
// So the base_dn would be uid=%fu,ou=people,o=root
// The bind_dn would be the same as based_dn or some super user login.
/*
* example config for Verisign directory
*
$config['ldap_public']['Verisign'] = array(
'name' => 'Verisign.com',
// Replacement variables supported in host names:
// %h - user's IMAP hostname
// %n - hostname ($_SERVER['SERVER_NAME'])
// %t - hostname without the first part
// %d - domain (http hostname $_SERVER['HTTP_HOST'] without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
// Note: Host can also be a full URI e.g. ldaps://hostname.local:636 (for SSL)
'hosts' => array('directory.verisign.com'),
'port' => 389,
'use_tls' => false,
'ldap_version' => 3, // using LDAPv3
'network_timeout' => 10, // The timeout (in seconds) for connect + bind arrempts. This is only supported in PHP >= 5.3.0 with OpenLDAP 2.x
'user_specific' => false, // If true the base_dn, bind_dn and bind_pass default to the user's IMAP login.
// When 'user_specific' is enabled following variables can be used in base_dn/bind_dn config:
// %fu - The full username provided, assumes the username is an email
// address, uses the username_domain value if not an email address.
// %u - The username prior to the '@'.
// %d - The domain name after the '@'.
// %dc - The domain name hierarchal string e.g. "dc=test,dc=domain,dc=com"
// %dn - DN found by ldap search when search_filter/search_base_dn are used
'base_dn' => '',
'bind_dn' => '',
'bind_pass' => '',
// It's possible to bind for an individual address book
// The login name is used to search for the DN to bind with
'search_base_dn' => '',
'search_filter' => '', // e.g. '(&(objectClass=posixAccount)(uid=%u))'
// DN and password to bind as before searching for bind DN, if anonymous search is not allowed
'search_bind_dn' => '',
'search_bind_pw' => '',
// Base DN and filter used for resolving the user's domain root DN which feeds the %dc variables
// Leave empty to skip this lookup and derive the root DN from the username domain
'domain_base_dn' => '',
'domain_filter' => '',
// Optional map of replacement strings => attributes used when binding for an individual address book
'search_bind_attrib' => array(), // e.g. array('%udc' => 'ou')
// Default for %dn variable if search doesn't return DN value
'search_dn_default' => '',
// Optional authentication identifier to be used as SASL authorization proxy
// bind_dn need to be empty
'auth_cid' => '',
// SASL authentication method (for proxy auth), e.g. DIGEST-MD5
'auth_method' => '',
// Indicates if the addressbook shall be hidden from the list.
// With this option enabled you can still search/view contacts.
'hidden' => false,
// Indicates if the addressbook shall not list contacts but only allows searching.
'searchonly' => false,
// Indicates if we can write to the LDAP directory or not.
// If writable is true then these fields need to be populated:
// LDAP_Object_Classes, required_fields, LDAP_rdn
'writable' => false,
// To create a new contact these are the object classes to specify
// (or any other classes you wish to use).
'LDAP_Object_Classes' => array('top', 'inetOrgPerson'),
// The RDN field that is used for new entries, this field needs
// to be one of the search_fields, the base of base_dn is appended
// to the RDN to insert into the LDAP directory.
'LDAP_rdn' => 'cn',
// The required fields needed to build a new contact as required by
// the object classes (can include additional fields not required by the object classes).
'required_fields' => array('cn', 'sn', 'mail'),
'search_fields' => array('mail', 'cn'), // fields to search in
// mapping of contact fields to directory attributes
// 1. for every attribute one can specify the number of values (limit) allowed.
// default is 1, a wildcard * means unlimited
// 2. another possible parameter is separator character for composite fields
// 3. it's possible to define field format for write operations, e.g. for date fields
// example: 'birthday:date[YmdHis\\Z]'
'fieldmap' => array(
// Roundcube => LDAP:limit
'name' => 'cn',
'surname' => 'sn',
'firstname' => 'givenName',
'jobtitle' => 'title',
'email' => 'mail:*',
'phone:home' => 'homePhone',
'phone:work' => 'telephoneNumber',
'phone:mobile' => 'mobile',
'phone:pager' => 'pager',
'phone:workfax' => 'facsimileTelephoneNumber',
'street' => 'street',
'zipcode' => 'postalCode',
'region' => 'st',
'locality' => 'l',
// if you country is a complex object, you need to configure 'sub_fields' below
'country' => 'c',
'organization' => 'o',
'department' => 'ou',
'jobtitle' => 'title',
'notes' => 'description',
'photo' => 'jpegPhoto',
// these currently don't work:
// 'manager' => 'manager',
// 'assistant' => 'secretary',
),
// Map of contact sub-objects (attribute name => objectClass(es)), e.g. 'c' => 'country'
'sub_fields' => array(),
// Generate values for the following LDAP attributes automatically when creating a new record
'autovalues' => array(
// 'uid' => 'md5(microtime())', // You may specify PHP code snippets which are then eval'ed
// 'mail' => '{givenname}.{sn}@mydomain.com', // or composite strings with placeholders for existing attributes
),
'sort' => 'cn', // The field to sort the listing by.
'scope' => 'sub', // search mode: sub|base|list
'filter' => '(objectClass=inetOrgPerson)', // used for basic listing (if not empty) and will be &'d with search queries. example: status=act
'fuzzy_search' => true, // server allows wildcard search
'vlv' => false, // Enable Virtual List View to more efficiently fetch paginated data (if server supports it)
'vlv_search' => false, // Use Virtual List View functions for autocompletion searches (if server supports it)
'numsub_filter' => '(objectClass=organizationalUnit)', // with VLV, we also use numSubOrdinates to query the total number of records. Set this filter to get all numSubOrdinates attributes for counting
'config_root_dn' => 'cn=config', // Root DN to search config entries (e.g. vlv indexes)
'sizelimit' => '0', // Enables you to limit the count of entries fetched. Setting this to 0 means no limit.
'timelimit' => '0', // Sets the number of seconds how long is spend on the search. Setting this to 0 means no limit.
'referrals' => false, // Sets the LDAP_OPT_REFERRALS option. Mostly used in multi-domain Active Directory setups
'dereference' => 0, // Sets the LDAP_OPT_DEREF option. One of: LDAP_DEREF_NEVER, LDAP_DEREF_SEARCHING, LDAP_DEREF_FINDING, LDAP_DEREF_ALWAYS
// Used where addressbook contains aliases to objects elsewhere in the LDAP tree.
// definition for contact groups (uncomment if no groups are supported)
// for the groups base_dn, the user replacements %fu, %u, %d and %dc work as for base_dn (see above)
// if the groups base_dn is empty, the contact base_dn is used for the groups as well
// -> in this case, assure that groups and contacts are separated due to the concernig filters!
'groups' => array(
'base_dn' => '',
'scope' => 'sub', // Search mode: sub|base|list
'filter' => '(objectClass=groupOfNames)',
'object_classes' => array('top', 'groupOfNames'), // Object classes to be assigned to new groups
'member_attr' => 'member', // Name of the default member attribute, e.g. uniqueMember
'name_attr' => 'cn', // Attribute to be used as group name
'email_attr' => 'mail', // Group email address attribute (e.g. for mailing lists)
'member_filter' => '(objectclass=*)', // Optional filter to use when querying for group members
'vlv' => false, // Use VLV controls to list groups
'class_member_attr' => array( // Mapping of group object class to member attribute used in these objects
'groupofnames' => 'member',
'groupofuniquenames' => 'uniquemember'
),
),
// this configuration replaces the regular groups listing in the directory tree with
// a hard-coded list of groups, each listing entries with the configured base DN and filter.
// if the 'groups' option from above is set, it'll be shown as the first entry with the name 'Groups'
'group_filters' => array(
'departments' => array(
'name' => 'Company Departments',
'scope' => 'list',
'base_dn' => 'ou=Groups,dc=mydomain,dc=com',
'filter' => '(|(objectclass=groupofuniquenames)(objectclass=groupofurls))',
'name_attr' => 'cn',
),
'customers' => array(
'name' => 'Customers',
'scope' => 'sub',
'base_dn' => 'ou=Customers,dc=mydomain,dc=com',
'filter' => '(objectClass=inetOrgPerson)',
'name_attr' => 'sn',
),
),
);
*/
// An ordered array of the ids of the addressbooks that should be searched
// when populating address autocomplete fields server-side. ex: array('sql','Verisign');
$config['autocomplete_addressbooks'] = array('sql');
// The minimum number of characters required to be typed in an autocomplete field
// before address books will be searched. Most useful for LDAP directories that
// may need to do lengthy results building given overly-broad searches
$config['autocomplete_min_length'] = 1;
// Number of parallel autocomplete requests.
// If there's more than one address book, n parallel (async) requests will be created,
// where each request will search in one address book. By default (0), all address
// books are searched in one request.
$config['autocomplete_threads'] = 0;
// Max. numer of entries in autocomplete popup. Default: 15.
$config['autocomplete_max'] = 15;
// show address fields in this order
// available placeholders: {street}, {locality}, {zipcode}, {country}, {region}
$config['address_template'] = '{street}<br/>{locality} {zipcode}<br/>{country} {region}';
// Matching mode for addressbook search (including autocompletion)
// 0 - partial (*abc*), default
// 1 - strict (abc)
// 2 - prefix (abc*)
// Note: For LDAP sources fuzzy_search must be enabled to use 'partial' or 'prefix' mode
$config['addressbook_search_mode'] = 0;
// List of fields used on contacts list and for autocompletion searches
// Warning: These are field names not LDAP attributes (see 'fieldmap' setting)!
$config['contactlist_fields'] = array('name', 'firstname', 'surname', 'email');
// Template of contact entry on the autocompletion list.
// You can use contact fields as: name, email, organization, department, etc.
// See program/steps/addressbook/func.inc for a list
$config['contact_search_name'] = '{name} <{email}>';
// ----------------------------------
// USER PREFERENCES
// ----------------------------------
// Use this charset as fallback for message decoding
$config['default_charset'] = 'ISO-8859-1';
// Skin name: folder from skins/
$config['skin'] = 'elastic';
// Limit skins available for the user.
// Note: When not empty, it should include the default skin set in 'skin' option.
$config['skins_allowed'] = array();
// Enables using standard browser windows (that can be handled as tabs)
// instead of popup windows
$config['standard_windows'] = false;
// show up to X items in messages list view
$config['mail_pagesize'] = 50;
// show up to X items in contacts list view
$config['addressbook_pagesize'] = 50;
// sort contacts by this col (preferably either one of name, firstname, surname)
$config['addressbook_sort_col'] = 'surname';
// The way how contact names are displayed in the list.
// 0: prefix firstname middlename surname suffix (only if display name is not set)
// 1: firstname middlename surname
// 2: surname firstname middlename
// 3: surname, firstname middlename
$config['addressbook_name_listing'] = 0;
// use this timezone to display date/time
// valid timezone identifiers are listed here: php.net/manual/en/timezones.php
// 'auto' will use the browser's timezone settings
$config['timezone'] = 'auto';
// prefer displaying HTML messages
$config['prefer_html'] = true;
// display remote resources (inline images, styles)
// 0 - Never, always ask
// 1 - Ask if sender is not in address book
// 2 - Always allow
$config['show_images'] = 0;
// open messages in new window
$config['message_extwin'] = false;
// open message compose form in new window
$config['compose_extwin'] = false;
// compose html formatted messages by default
// 0 - never,
// 1 - always,
// 2 - on reply to HTML message,
// 3 - on forward or reply to HTML message
// 4 - always, except when replying to plain text message
$config['htmleditor'] = 0;
// save copies of compose messages in the browser's local storage
// for recovery in case of browser crashes and session timeout.
$config['compose_save_localstorage'] = true;
// show pretty dates as standard
$config['prettydate'] = true;
// save compose message every 300 seconds (5min)
$config['draft_autosave'] = 300;
// Interface layout. Default: 'widescreen'.
// 'widescreen' - three columns
// 'desktop' - two columns, preview on bottom
// 'list' - two columns, no preview
$config['layout'] = 'widescreen';
// Mark as read when viewing a message (delay in seconds)
// Set to -1 if messages should not be marked as read
$config['mail_read_time'] = 0;
// Clear Trash on logout
$config['logout_purge'] = false;
// Compact INBOX on logout
$config['logout_expunge'] = false;
// Display attached images below the message body
$config['inline_images'] = true;
// Encoding of long/non-ascii attachment names:
// 0 - Full RFC 2231 compatible
// 1 - RFC 2047 for 'name' and RFC 2231 for 'filename' parameter (Thunderbird's default)
// 2 - Full 2047 compatible
$config['mime_param_folding'] = 1;
// Set true if deleted messages should not be displayed
// This will make the application run slower
$config['skip_deleted'] = false;
// Set true to Mark deleted messages as read as well as deleted
// False means that a message's read status is not affected by marking it as deleted
$config['read_when_deleted'] = true;
// Set to true to never delete messages immediately
// Use 'Purge' to remove messages marked as deleted
$config['flag_for_deletion'] = false;
// Default interval for auto-refresh requests (in seconds)
// These are requests for system state updates e.g. checking for new messages, etc.
// Setting it to 0 disables the feature.
$config['refresh_interval'] = 60;
// If true all folders will be checked for recent messages
$config['check_all_folders'] = false;
// If true, after message/contact delete/move, the next message/contact will be displayed
$config['display_next'] = true;
// Default messages listing mode. One of 'threads' or 'list'.
$config['default_list_mode'] = 'list';
// 0 - Do not expand threads
// 1 - Expand all threads automatically
// 2 - Expand only threads with unread messages
$config['autoexpand_threads'] = 0;
// When replying:
// -1 - don't cite the original message
// 0 - place cursor below the original message
// 1 - place cursor above original message (top posting)
// 2 - place cursor above original message (top posting), but do not indent the quote
$config['reply_mode'] = 0;
// When replying strip original signature from message
$config['strip_existing_sig'] = true;
// Show signature:
// 0 - Never
// 1 - Always
// 2 - New messages only
// 3 - Forwards and Replies only
$config['show_sig'] = 1;
// By default the signature is placed depending on cursor position (reply_mode).
// Sometimes it might be convenient to start the reply on top but keep
// the signature below the quoted text (sig_below = true).
$config['sig_below'] = false;
// Enables adding of standard separator to the signature
$config['sig_separator'] = true;
// Use MIME encoding (quoted-printable) for 8bit characters in message body
$config['force_7bit'] = false;
// Defaults of the search field configuration.
// The array can contain a per-folder list of header fields which should be considered when searching
// The entry with key '*' stands for all folders which do not have a specific list set.
// Please note that folder names should to be in sync with $config['*_mbox'] options
$config['search_mods'] = null; // Example: array('*' => array('subject'=>1, 'from'=>1), 'Sent' => array('subject'=>1, 'to'=>1));
// Defaults of the addressbook search field configuration.
$config['addressbook_search_mods'] = null; // Example: array('name'=>1, 'firstname'=>1, 'surname'=>1, 'email'=>1, '*'=>1);
// Directly delete messages in Junk instead of moving to Trash
$config['delete_junk'] = false;
// Behavior if a received message requests a message delivery notification (read receipt)
// 0 = ask the user, 1 = send automatically, 2 = ignore (never send or ask)
// 3 = send automatically if sender is in addressbook, otherwise ask the user
// 4 = send automatically if sender is in addressbook, otherwise ignore
$config['mdn_requests'] = 0;
// Return receipt checkbox default state
$config['mdn_default'] = 0;
// Delivery Status Notification checkbox default state
// Note: This can be used only if smtp_server is non-empty
$config['dsn_default'] = 0;
// Place replies in the folder of the message being replied to
$config['reply_same_folder'] = false;
// Sets default mode of Forward feature to "forward as attachment"
$config['forward_attachment'] = false;
// Defines address book (internal index) to which new contacts will be added
// By default it is the first writeable addressbook.
// Note: Use '0' for built-in address book.
$config['default_addressbook'] = null;
// Enables spell checking before sending a message.
$config['spellcheck_before_send'] = false;
// Skip alternative email addresses in autocompletion (show one address per contact)
$config['autocomplete_single'] = false;
// Default font for composed HTML message.
// Supported values: Andale Mono, Arial, Arial Black, Book Antiqua, Courier New,
// Georgia, Helvetica, Impact, Tahoma, Terminal, Times New Roman, Trebuchet MS, Verdana
$config['default_font'] = 'Verdana';
// Default font size for composed HTML message.
// Supported sizes: 8pt, 10pt, 12pt, 14pt, 18pt, 24pt, 36pt
$config['default_font_size'] = '10pt';
// Enables display of email address with name instead of a name (and address in title)
$config['message_show_email'] = false;
// Default behavior of Reply-All button:
// 0 - Reply-All always
// 1 - Reply-List if mailing list is detected
$config['reply_all_mode'] = 0;
diff --git a/program/lib/Roundcube/rcube.php b/program/lib/Roundcube/rcube.php
index 1c9b65e72..4bfe2d2bc 100644
--- a/program/lib/Roundcube/rcube.php
+++ b/program/lib/Roundcube/rcube.php
@@ -1,1754 +1,1760 @@
<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| |
| Copyright (C) The Roundcube Dev Team |
| Copyright (C) Kolab Systems AG |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Framework base class providing core functions and holding |
| instances of all 'global' objects like db- and storage-connections |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
*/
/**
* Base class of the Roundcube Framework
* implemented as singleton
*
* @package Framework
* @subpackage Core
*/
class rcube
{
// Init options
const INIT_WITH_DB = 1;
const INIT_WITH_PLUGINS = 2;
// Request status
const REQUEST_VALID = 0;
const REQUEST_ERROR_URL = 1;
const REQUEST_ERROR_TOKEN = 2;
const DEBUG_LINE_LENGTH = 4096;
/** @var rcube_config Stores instance of rcube_config */
public $config;
/** @var rcube_db Instance of database class */
public $db;
/** @var Memcache Instance of Memcache class */
public $memcache;
/** @var Memcached Instance of Memcached class */
public $memcached;
/** @var Redis Instance of Redis class */
public $redis;
/** @var rcube_session Instance of rcube_session class */
public $session;
/** @var rcube_smtp Instance of rcube_smtp class */
public $smtp;
/** @var rcube_storage Instance of rcube_storage class */
public $storage;
/** @var rcube_output Instance of rcube_output class */
public $output;
/** @var rcube_plugin_api Instance of rcube_plugin_api */
public $plugins;
/** @var rcube_user Instance of rcube_user class */
public $user;
/** @var int Request status */
public $request_status = 0;
/** @var array Localization */
protected $texts;
/** @var rcube_cache[] Initialized cache objects */
protected $caches = array();
/** @var array Registered shutdown functions */
protected $shutdown_functions = array();
/** @var rcube Singleton instance of rcube */
static protected $instance;
/**
* This implements the 'singleton' design pattern
*
* @param int $mode Options to initialize with this instance. See rcube::INIT_WITH_* constants
* @param string $env Environment name to run (e.g. live, dev, test)
*
* @return rcube The one and only instance
*/
static function get_instance($mode = 0, $env = '')
{
if (!self::$instance) {
self::$instance = new rcube($env);
self::$instance->init($mode);
}
return self::$instance;
}
/**
* Private constructor
*
* @param string $env Environment name to run (e.g. live, dev, test)
*/
protected function __construct($env = '')
{
// load configuration
$this->config = new rcube_config($env);
$this->plugins = new rcube_dummy_plugin_api;
register_shutdown_function(array($this, 'shutdown'));
}
/**
* Initial startup function
*
* @param int $mode Options to initialize with this instance. See rcube::INIT_WITH_* constants
*/
protected function init($mode = 0)
{
// initialize syslog
if ($this->config->get('log_driver') == 'syslog') {
$syslog_id = $this->config->get('syslog_id', 'roundcube');
$syslog_facility = $this->config->get('syslog_facility', LOG_USER);
openlog($syslog_id, LOG_ODELAY, $syslog_facility);
}
// connect to database
if ($mode & self::INIT_WITH_DB) {
$this->get_dbh();
}
// create plugin API and load plugins
if ($mode & self::INIT_WITH_PLUGINS) {
$this->plugins = rcube_plugin_api::get_instance();
}
}
/**
* Get the current database connection
*
* @return rcube_db Database object
*/
public function get_dbh()
{
if (!$this->db) {
$this->db = rcube_db::factory(
$this->config->get('db_dsnw'),
$this->config->get('db_dsnr'),
$this->config->get('db_persistent')
);
$this->db->set_debug((bool)$this->config->get('sql_debug'));
}
return $this->db;
}
/**
* Get global handle for memcache access
*
* @return object Memcache
*/
public function get_memcache()
{
if (!isset($this->memcache)) {
$this->memcache = rcube_cache_memcache::engine();
}
return $this->memcache;
}
/**
* Get global handle for memcached access
*
* @return object Memcached
*/
public function get_memcached()
{
if (!isset($this->memcached)) {
$this->memcached = rcube_cache_memcached::engine();
}
return $this->memcached;
}
/**
* Get global handle for redis access
*
* @return object Redis
*/
public function get_redis()
{
if (!isset($this->redis)) {
$this->redis = rcube_cache_redis::engine();
}
return $this->redis;
}
/**
* Initialize and get user cache object
*
* @param string $name Cache identifier
* @param string $type Cache type ('db', 'apc', 'memcache', 'redis')
* @param string $ttl Expiration time for cache items
* @param bool $packed Enables/disables data serialization
*
* @return rcube_cache User cache object
*/
public function get_cache($name, $type='db', $ttl=0, $packed=true)
{
if (!isset($this->caches[$name]) && ($userid = $this->get_user_id())) {
$this->caches[$name] = rcube_cache::factory($type, $userid, $name, $ttl, $packed);
}
return $this->caches[$name];
}
/**
* Initialize and get shared cache object
*
* @param string $name Cache identifier
* @param bool $packed Enables/disables data serialization
*
* @return rcube_cache Shared cache object
*/
public function get_cache_shared($name, $packed = true)
{
$shared_name = "shared_$name";
if (!array_key_exists($shared_name, $this->caches)) {
$opt = strtolower($name) . '_cache';
$type = $this->config->get($opt);
$ttl = $this->config->get($opt . '_ttl');
if (!$type) {
// cache is disabled
return $this->caches[$shared_name] = null;
}
if ($ttl === null) {
$ttl = $this->config->get('shared_cache_ttl', '10d');
}
$this->caches[$shared_name] = rcube_cache::factory($type, null, $name, $ttl, $packed);
}
return $this->caches[$shared_name];
}
/**
* Create SMTP object and connect to server
*
* @param boolean $connect True if connection should be established
*/
public function smtp_init($connect = false)
{
$this->smtp = new rcube_smtp();
if ($connect) {
$this->smtp->connect();
}
}
/**
* Initialize and get storage object
*
* @return rcube_storage Storage object
*/
public function get_storage()
{
// already initialized
if (!is_object($this->storage)) {
$this->storage_init();
}
return $this->storage;
}
/**
* Initialize storage object
*/
public function storage_init()
{
// already initialized
if (is_object($this->storage)) {
return;
}
$driver = $this->config->get('storage_driver', 'imap');
$driver_class = "rcube_{$driver}";
if (!class_exists($driver_class)) {
self::raise_error(array(
'code' => 700, 'type' => 'php',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Storage driver class ($driver) not found!"),
true, true);
}
// Initialize storage object
$this->storage = new $driver_class;
// for backward compat. (deprecated, will be removed)
$this->imap = $this->storage;
// set class options
$options = array(
'auth_type' => $this->config->get("{$driver}_auth_type", 'check'),
'auth_cid' => $this->config->get("{$driver}_auth_cid"),
'auth_pw' => $this->config->get("{$driver}_auth_pw"),
'debug' => (bool) $this->config->get("{$driver}_debug"),
'force_caps' => (bool) $this->config->get("{$driver}_force_caps"),
'disabled_caps' => $this->config->get("{$driver}_disabled_caps"),
'socket_options' => $this->config->get("{$driver}_conn_options"),
'timeout' => (int) $this->config->get("{$driver}_timeout"),
'skip_deleted' => (bool) $this->config->get('skip_deleted'),
'driver' => $driver,
);
if (!empty($_SESSION['storage_host'])) {
$options['language'] = $_SESSION['language'];
$options['host'] = $_SESSION['storage_host'];
$options['user'] = $_SESSION['username'];
$options['port'] = $_SESSION['storage_port'];
$options['ssl'] = $_SESSION['storage_ssl'];
$options['password'] = $this->decrypt($_SESSION['password']);
$_SESSION[$driver.'_host'] = $_SESSION['storage_host'];
}
$options = $this->plugins->exec_hook("storage_init", $options);
// for backward compat. (deprecated, to be removed)
$options = $this->plugins->exec_hook("imap_init", $options);
$this->storage->set_options($options);
$this->set_storage_prop();
// subscribe to 'storage_connected' hook for session logging
if ($this->config->get('imap_log_session', false)) {
$this->plugins->register_hook('storage_connected', array($this, 'storage_log_session'));
}
}
/**
* Set storage parameters.
*/
protected function set_storage_prop()
{
$storage = $this->get_storage();
// set pagesize from config
$pagesize = $this->config->get('mail_pagesize');
if (!$pagesize) {
$pagesize = $this->config->get('pagesize', 50);
}
$storage->set_pagesize($pagesize);
$storage->set_charset($this->config->get('default_charset', RCUBE_CHARSET));
// enable caching of mail data
$driver = $this->config->get('storage_driver', 'imap');
$storage_cache = $this->config->get("{$driver}_cache");
$messages_cache = $this->config->get('messages_cache');
// for backward compatybility
if ($storage_cache === null && $messages_cache === null && $this->config->get('enable_caching')) {
$storage_cache = 'db';
$messages_cache = true;
}
if ($storage_cache) {
$storage->set_caching($storage_cache);
}
if ($messages_cache) {
$storage->set_messages_caching(true);
}
}
/**
* Set special folders type association.
* This must be done AFTER connecting to the server!
*/
protected function set_special_folders()
{
$storage = $this->get_storage();
$folders = $storage->get_special_folders(true);
$prefs = array();
// check SPECIAL-USE flags on IMAP folders
foreach ($folders as $type => $folder) {
$idx = $type . '_mbox';
if ($folder !== $this->config->get($idx)) {
$prefs[$idx] = $folder;
}
}
// Some special folders differ, update user preferences
if (!empty($prefs) && $this->user) {
$this->user->save_prefs($prefs);
}
// create default folders (on login)
if ($this->config->get('create_default_folders')) {
$storage->create_default_folders();
}
}
/**
* Callback for IMAP connection events to log session identifiers
*
* @param array $args Callback arguments
*/
public function storage_log_session($args)
{
if (!empty($args['session']) && session_id()) {
$this->write_log('imap_session', $args['session']);
}
}
/**
* Create session object and start the session.
*/
public function session_init()
{
// Ignore in CLI mode or when session started (Installer?)
if (empty($_SERVER['REMOTE_ADDR']) || session_id()) {
return;
}
- $storage = $this->config->get('session_storage', 'db');
- $sess_name = $this->config->get('session_name');
- $sess_domain = $this->config->get('session_domain');
- $sess_path = $this->config->get('session_path');
- $lifetime = $this->config->get('session_lifetime', 0) * 60;
- $is_secure = $this->config->get('use_https') || rcube_utils::https_check();
+ $storage = $this->config->get('session_storage', 'db');
+ $sess_name = $this->config->get('session_name');
+ $sess_domain = $this->config->get('session_domain');
+ $sess_path = $this->config->get('session_path');
+ $sess_samesite = $this->config->get('session_samesite');
+ $lifetime = $this->config->get('session_lifetime', 0) * 60;
+ $is_secure = $this->config->get('use_https') || rcube_utils::https_check();
// set session domain
if ($sess_domain) {
ini_set('session.cookie_domain', $sess_domain);
}
// set session path
if ($sess_path) {
ini_set('session.cookie_path', $sess_path);
}
+ // set session samesite attribute
+ // requires PHP >= 7.3.0, see https://wiki.php.net/rfc/same-site-cookie for more info
+ if (version_compare(PHP_VERSION, '7.3.0', '>=') && $sess_samesite) {
+ ini_set('session.cookie_samesite', $sess_samesite);
+ }
// set session garbage collecting time according to session_lifetime
if ($lifetime) {
ini_set('session.gc_maxlifetime', $lifetime * 2);
}
// set session cookie lifetime so it never expires (#5961)
ini_set('session.cookie_lifetime', 0);
ini_set('session.cookie_secure', $is_secure);
ini_set('session.name', $sess_name ?: 'roundcube_sessid');
ini_set('session.use_cookies', 1);
ini_set('session.use_only_cookies', 1);
ini_set('session.cookie_httponly', 1);
// Make sure session garbage collector is enabled when using custom handlers (#6560)
// Note: Use session.gc_divisor to control accuracy
if ($storage != 'php' && !ini_get('session.gc_probability')) {
ini_set('session.gc_probability', 1);
}
// Start the session
$this->session = rcube_session::factory($this->config);
$this->session->register_gc_handler(array($this, 'gc'));
$this->session->start();
}
/**
* Garbage collector - cache/temp cleaner
*/
public function gc()
{
rcube_cache::gc();
$this->get_storage()->cache_gc();
$this->gc_temp();
}
/**
* Garbage collector function for temp files.
* Removes temporary files older than temp_dir_ttl.
*/
public function gc_temp()
{
$tmp = unslashify($this->config->get('temp_dir'));
// expire in 48 hours by default
$temp_dir_ttl = $this->config->get('temp_dir_ttl', '48h');
$temp_dir_ttl = get_offset_sec($temp_dir_ttl);
if ($temp_dir_ttl < 6*3600) {
$temp_dir_ttl = 6*3600; // 6 hours sensible lower bound.
}
$expire = time() - $temp_dir_ttl;
if ($tmp && ($dir = opendir($tmp))) {
while (($fname = readdir($dir)) !== false) {
if (strpos($fname, RCUBE_TEMP_FILE_PREFIX) !== 0) {
continue;
}
if (@filemtime("$tmp/$fname") < $expire) {
@unlink("$tmp/$fname");
}
}
closedir($dir);
}
}
/**
* Runs garbage collector with probability based on
* session settings. This is intended for environments
* without a session.
*/
public function gc_run()
{
$probability = (int) ini_get('session.gc_probability');
$divisor = (int) ini_get('session.gc_divisor');
if ($divisor > 0 && $probability > 0) {
$random = mt_rand(1, $divisor);
if ($random <= $probability) {
$this->gc();
}
}
}
/**
* Get localized text in the desired language
*
* @param mixed $attrib Named parameters array or label name
* @param string $domain Label domain (plugin) name
*
* @return string Localized text
*/
public function gettext($attrib, $domain = null)
{
// load localization files if not done yet
if (empty($this->texts)) {
$this->load_language();
}
// extract attributes
if (is_string($attrib)) {
$attrib = array('name' => $attrib);
}
$name = (string) $attrib['name'];
// attrib contain text values: use them from now
if (($setval = $attrib[strtolower($_SESSION['language'])]) || ($setval = $attrib['en_us'])) {
$this->texts[$name] = $setval;
}
// check for text with domain
if ($domain && ($text = $this->texts[$domain.'.'.$name])) {
}
// text does not exist
else if (!($text = $this->texts[$name])) {
return "[$name]";
}
// replace vars in text
if (is_array($attrib['vars'])) {
foreach ($attrib['vars'] as $var_key => $var_value) {
$text = str_replace($var_key[0] != '$' ? '$'.$var_key : $var_key, $var_value, $text);
}
}
// replace \n with real line break
$text = strtr($text, array('\n' => "\n"));
// case folding
if (($attrib['uppercase'] && strtolower($attrib['uppercase']) == 'first') || $attrib['ucfirst']) {
$case_mode = MB_CASE_TITLE;
}
else if ($attrib['uppercase']) {
$case_mode = MB_CASE_UPPER;
}
else if ($attrib['lowercase']) {
$case_mode = MB_CASE_LOWER;
}
if (isset($case_mode)) {
$text = mb_convert_case($text, $case_mode);
}
return $text;
}
/**
* Check if the given text label exists
*
* @param string $name Label name
* @param string $domain Label domain (plugin) name or '*' for all domains
* @param string &$ref_domain Sets domain name if label is found
*
* @return boolean True if text exists (either in the current language or in en_US)
*/
public function text_exists($name, $domain = null, &$ref_domain = null)
{
// load localization files if not done yet
if (empty($this->texts)) {
$this->load_language();
}
if (isset($this->texts[$name])) {
$ref_domain = '';
return true;
}
// any of loaded domains (plugins)
if ($domain == '*') {
foreach ($this->plugins->loaded_plugins() as $domain) {
if (isset($this->texts[$domain.'.'.$name])) {
$ref_domain = $domain;
return true;
}
}
}
// specified domain
else if ($domain && isset($this->texts[$domain.'.'.$name])) {
$ref_domain = $domain;
return true;
}
return false;
}
/**
* Load a localization package
*
* @param string $lang Language ID
* @param array $add Additional text labels/messages
* @param array $merge Additional text labels/messages to merge
*/
public function load_language($lang = null, $add = array(), $merge = array())
{
$lang = $this->language_prop($lang ?: $_SESSION['language']);
// load localized texts
if (empty($this->texts) || $lang != $_SESSION['language']) {
$this->texts = array();
// handle empty lines after closing PHP tag in localization files
ob_start();
// get english labels (these should be complete)
@include(RCUBE_LOCALIZATION_DIR . 'en_US/labels.inc');
@include(RCUBE_LOCALIZATION_DIR . 'en_US/messages.inc');
if (is_array($labels))
$this->texts = $labels;
if (is_array($messages))
$this->texts = array_merge($this->texts, $messages);
// include user language files
if ($lang != 'en' && $lang != 'en_US' && is_dir(RCUBE_LOCALIZATION_DIR . $lang)) {
include_once(RCUBE_LOCALIZATION_DIR . $lang . '/labels.inc');
include_once(RCUBE_LOCALIZATION_DIR . $lang . '/messages.inc');
if (is_array($labels))
$this->texts = array_merge($this->texts, $labels);
if (is_array($messages))
$this->texts = array_merge($this->texts, $messages);
}
ob_end_clean();
$_SESSION['language'] = $lang;
}
// append additional texts (from plugin)
if (is_array($add) && !empty($add)) {
$this->texts += $add;
}
// merge additional texts (from plugin)
if (is_array($merge) && !empty($merge)) {
$this->texts = array_merge($this->texts, $merge);
}
}
/**
* Read localized texts from an additional location (plugins, skins).
* Then you can use the result as 2nd arg to load_language().
*
* @param string $dir Directory to search in
*
* @return array Localization texts
*/
public function read_localization($dir)
{
$lang = $_SESSION['language'];
$langs = array_unique(array('en_US', $lang));
$locdir = slashify($dir);
$texts = array();
// Language aliases used to find localization in similar lang, see below
$aliases = array(
'de_CH' => 'de_DE',
'es_AR' => 'es_ES',
'fa_AF' => 'fa_IR',
'nl_BE' => 'nl_NL',
'pt_BR' => 'pt_PT',
'zh_CN' => 'zh_TW',
);
// use buffering to handle empty lines/spaces after closing PHP tag
ob_start();
foreach ($langs as $lng) {
$fpath = $locdir . $lng . '.inc';
if (is_file($fpath) && is_readable($fpath)) {
include $fpath;
$texts = (array) $labels + (array) $messages + (array) $texts;
}
else if ($lng != 'en_US') {
// Find localization in similar language (#1488401)
$alias = null;
if (!empty($aliases[$lng])) {
$alias = $aliases[$lng];
}
else if ($key = array_search($lng, $aliases)) {
$alias = $key;
}
if (!empty($alias)) {
$fpath = $locdir . $alias . '.inc';
if (is_file($fpath) && is_readable($fpath)) {
include $fpath;
$texts = (array) $labels + (array) $messages + (array) $texts;
}
}
}
}
ob_end_clean();
return $texts;
}
/**
* Check the given string and return a valid language code
*
* @param string $lang Language code
*
* @return string Valid language code
*/
protected function language_prop($lang)
{
static $rcube_languages, $rcube_language_aliases;
// user HTTP_ACCEPT_LANGUAGE if no language is specified
if (empty($lang) || $lang == 'auto') {
$accept_langs = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
$lang = $accept_langs[0];
if (preg_match('/^([a-z]+)[_-]([a-z]+)$/i', $lang, $m)) {
$lang = $m[1] . '_' . strtoupper($m[2]);
}
}
if (empty($rcube_languages)) {
@include(RCUBE_LOCALIZATION_DIR . 'index.inc');
}
// check if we have an alias for that language
if (!isset($rcube_languages[$lang]) && isset($rcube_language_aliases[$lang])) {
$lang = $rcube_language_aliases[$lang];
}
// try the first two chars
else if (!isset($rcube_languages[$lang])) {
$short = substr($lang, 0, 2);
// check if we have an alias for the short language code
if (!isset($rcube_languages[$short]) && isset($rcube_language_aliases[$short])) {
$lang = $rcube_language_aliases[$short];
}
// expand 'nn' to 'nn_NN'
else if (!isset($rcube_languages[$short])) {
$lang = $short.'_'.strtoupper($short);
}
}
if (!isset($rcube_languages[$lang]) || !is_dir(RCUBE_LOCALIZATION_DIR . $lang)) {
$lang = 'en_US';
}
return $lang;
}
/**
* Read directory program/localization and return a list of available languages
*
* @return array List of available localizations
*/
public function list_languages()
{
static $sa_languages = array();
if (!count($sa_languages)) {
@include(RCUBE_LOCALIZATION_DIR . 'index.inc');
if ($dh = @opendir(RCUBE_LOCALIZATION_DIR)) {
while (($name = readdir($dh)) !== false) {
if ($name[0] == '.' || !is_dir(RCUBE_LOCALIZATION_DIR . $name)) {
continue;
}
if ($label = $rcube_languages[$name]) {
$sa_languages[$name] = $label;
}
}
closedir($dh);
}
}
return $sa_languages;
}
/**
* Encrypt a string
*
* @param string $clear Clear text input
* @param string $key Encryption key to retrieve from the configuration, defaults to 'des_key'
* @param bool $base64 Whether or not to base64_encode() the result before returning
*
* @return string Encrypted text
*/
public function encrypt($clear, $key = 'des_key', $base64 = true)
{
if (!is_string($clear) || !strlen($clear)) {
return '';
}
$ckey = $this->config->get_crypto_key($key);
$method = $this->config->get_crypto_method();
$opts = defined('OPENSSL_RAW_DATA') ? OPENSSL_RAW_DATA : true;
$iv = rcube_utils::random_bytes(openssl_cipher_iv_length($method), true);
$cipher = openssl_encrypt($clear, $method, $ckey, $opts, $iv);
if ($cipher === false) {
self::raise_error(array(
'file' => __FILE__,
'line' => __LINE__,
'message' => "Failed to encrypt data with configured cipher method: $method!"
), true, false);
return false;
}
$cipher = $iv . $cipher;
return $base64 ? base64_encode($cipher) : $cipher;
}
/**
* Decrypt a string
*
* @param string $cipher Encrypted text
* @param string $key Encryption key to retrieve from the configuration, defaults to 'des_key'
* @param boo $base64 Whether or not input is base64-encoded
*
* @return string Decrypted text
*/
public function decrypt($cipher, $key = 'des_key', $base64 = true)
{
if (!$cipher) {
return '';
}
$cipher = $base64 ? base64_decode($cipher) : $cipher;
$ckey = $this->config->get_crypto_key($key);
$method = $this->config->get_crypto_method();
$opts = defined('OPENSSL_RAW_DATA') ? OPENSSL_RAW_DATA : true;
$iv_size = openssl_cipher_iv_length($method);
$iv = substr($cipher, 0, $iv_size);
// session corruption? (#1485970)
if (strlen($iv) < $iv_size) {
return '';
}
$cipher = substr($cipher, $iv_size);
$clear = openssl_decrypt($cipher, $method, $ckey, $opts, $iv);
return $clear;
}
/**
* Returns session token for secure URLs
*
* @param bool $generate Generate token if not exists in session yet
*
* @return string|bool Token string, False when disabled
*/
public function get_secure_url_token($generate = false)
{
if ($len = $this->config->get('use_secure_urls')) {
if (empty($_SESSION['secure_token']) && $generate) {
// generate x characters long token
$length = $len > 1 ? $len : 16;
$token = rcube_utils::random_bytes($length);
$plugin = $this->plugins->exec_hook('secure_token',
array('value' => $token, 'length' => $length));
$_SESSION['secure_token'] = $plugin['value'];
}
return $_SESSION['secure_token'];
}
return false;
}
/**
* Generate a unique token to be used in a form request
*
* @return string The request token
*/
public function get_request_token()
{
if (empty($_SESSION['request_token'])) {
$plugin = $this->plugins->exec_hook('request_token', array(
'value' => rcube_utils::random_bytes(32)));
$_SESSION['request_token'] = $plugin['value'];
}
return $_SESSION['request_token'];
}
/**
* Check if the current request contains a valid token.
* Empty requests aren't checked until use_secure_urls is set.
*
* @param int $mode Request method
*
* @return bool True if request token is valid false if not
*/
public function check_request($mode = rcube_utils::INPUT_POST)
{
// check secure token in URL if enabled
if ($token = $this->get_secure_url_token()) {
foreach (explode('/', preg_replace('/[?#&].*$/', '', $_SERVER['REQUEST_URI'])) as $tok) {
if ($tok == $token) {
return true;
}
}
$this->request_status = self::REQUEST_ERROR_URL;
return false;
}
$sess_tok = $this->get_request_token();
// ajax requests
if (rcube_utils::request_header('X-Roundcube-Request') === $sess_tok) {
return true;
}
// skip empty requests
if (($mode == rcube_utils::INPUT_POST && empty($_POST))
|| ($mode == rcube_utils::INPUT_GET && empty($_GET))
) {
return true;
}
// default method of securing requests
$token = rcube_utils::get_input_value('_token', $mode);
$sess_id = $_COOKIE[ini_get('session.name')];
if (empty($sess_id) || $token !== $sess_tok) {
$this->request_status = self::REQUEST_ERROR_TOKEN;
return false;
}
return true;
}
/**
* Build a valid URL to this instance of Roundcube
*
* @param mixed $p Either a string with the action or url parameters as key-value pairs
*
* @return string Valid application URL
*/
public function url($p)
{
// STUB: should be overloaded by the application
return '';
}
/**
* Function to be executed in script shutdown
* Registered with register_shutdown_function()
*/
public function shutdown()
{
foreach ($this->shutdown_functions as $function) {
call_user_func($function);
}
// write session data as soon as possible and before
// closing database connection, don't do this before
// registered shutdown functions, they may need the session
// Note: this will run registered gc handlers (ie. cache gc)
if ($_SERVER['REMOTE_ADDR'] && is_object($this->session)) {
$this->session->write_close();
}
if (is_object($this->smtp)) {
$this->smtp->disconnect();
}
foreach ($this->caches as $cache) {
if (is_object($cache)) {
$cache->close();
}
}
if (is_object($this->storage)) {
$this->storage->close();
}
if ($this->config->get('log_driver') == 'syslog') {
closelog();
}
}
/**
* Registers shutdown function to be executed on shutdown.
* The functions will be executed before destroying any
* objects like smtp, imap, session, etc.
*
* @param callback $function Function callback
*/
public function add_shutdown_function($function)
{
$this->shutdown_functions[] = $function;
}
/**
* When you're going to sleep the script execution for a longer time
* it is good to close all external connections (sql, memcache, redis, SMTP, IMAP).
*
* No action is required on wake up, all connections will be
* re-established automatically.
*/
public function sleep()
{
foreach ($this->caches as $cache) {
if (is_object($cache)) {
$cache->close();
}
}
if ($this->storage) {
$this->storage->close();
}
if ($this->db) {
$this->db->closeConnection();
}
if ($this->memcache) {
$this->memcache->close();
}
if ($this->memcached) {
$this->memcached->quit();
}
if ($this->smtp) {
$this->smtp->disconnect();
}
if ($this->redis) {
$this->redis->close();
}
}
/**
* Quote a given string.
* Shortcut function for rcube_utils::rep_specialchars_output()
*
* @param string $str A string to quote
* @param string $mode Replace mode for tags: show|remove|strict
* @param bool $newlines Convert newlines
*
* @return string HTML-quoted string
*/
public static function Q($str, $mode = 'strict', $newlines = true)
{
return rcube_utils::rep_specialchars_output($str, 'html', $mode, $newlines);
}
/**
* Quote a given string for javascript output.
* Shortcut function for rcube_utils::rep_specialchars_output()
*
* @param string $str A string to quote
*
* @return string JS-quoted string
*/
public static function JQ($str)
{
return rcube_utils::rep_specialchars_output($str, 'js');
}
/**
* Construct shell command, execute it and return output as string.
* Keywords {keyword} are replaced with arguments
*
* @param string $cmd Format string with {keywords} to be replaced
* @param mixed $values,... (zero, one or more arrays can be passed)
*
* @return string Output of command. Shell errors not detectable
*/
public static function exec(/* $cmd, $values1 = array(), ... */)
{
$args = func_get_args();
$cmd = array_shift($args);
$values = $replacements = array();
// merge values into one array
foreach ($args as $arg) {
$values += (array)$arg;
}
preg_match_all('/({(-?)([a-z]\w*)})/', $cmd, $matches, PREG_SET_ORDER);
foreach ($matches as $tags) {
list(, $tag, $option, $key) = $tags;
$parts = array();
if ($option) {
foreach ((array)$values["-$key"] as $key => $value) {
if ($value === true || $value === false || $value === null) {
$parts[] = $value ? $key : "";
}
else {
foreach ((array)$value as $val) {
$parts[] = "$key " . escapeshellarg($val);
}
}
}
}
else {
foreach ((array)$values[$key] as $value) {
$parts[] = escapeshellarg($value);
}
}
$replacements[$tag] = implode(' ', $parts);
}
// use strtr behaviour of going through source string once
$cmd = strtr($cmd, $replacements);
return (string) shell_exec($cmd);
}
/**
* Print or write debug messages
*
* @param mixed Debug message or data
*/
public static function console()
{
$args = func_get_args();
if (class_exists('rcube', false)) {
$rcube = self::get_instance();
$plugin = $rcube->plugins->exec_hook('console', array('args' => $args));
if ($plugin['abort']) {
return;
}
$args = $plugin['args'];
}
$msg = array();
foreach ($args as $arg) {
$msg[] = !is_string($arg) ? var_export($arg, true) : $arg;
}
self::write_log('console', implode(";\n", $msg));
}
/**
* Append a line to a logfile in the logs directory.
* Date will be added automatically to the line.
*
* @param string $name Name of the log file
* @param mixed $line Line to append
*
* @return bool True on success, False on failure
*/
public static function write_log($name, $line)
{
if (!is_string($line)) {
$line = var_export($line, true);
}
$date_format = $log_driver = $session_key = null;
if (self::$instance) {
$date_format = self::$instance->config->get('log_date_format');
$log_driver = self::$instance->config->get('log_driver');
$session_key = intval(self::$instance->config->get('log_session_id', 8));
}
$date = rcube_utils::date_format($date_format);
// trigger logging hook
if (is_object(self::$instance) && is_object(self::$instance->plugins)) {
$log = self::$instance->plugins->exec_hook('write_log',
array('name' => $name, 'date' => $date, 'line' => $line));
$name = $log['name'];
$line = $log['line'];
$date = $log['date'];
if ($log['abort']) {
return true;
}
}
// add session ID to the log
if ($session_key > 0 && ($sess = session_id())) {
$line = '<' . substr($sess, 0, $session_key) . '> ' . $line;
}
if ($log_driver == 'syslog') {
$prio = $name == 'errors' ? LOG_ERR : LOG_INFO;
return syslog($prio, $line);
}
// write message with file name when configured to log to STDOUT
if ($log_driver == 'stdout') {
$stdout = "php://stdout";
$line = "$name: $line";
return file_put_contents($stdout, $line, FILE_APPEND) !== false;
}
// log_driver == 'file' is assumed here
$line = sprintf("[%s]: %s\n", $date, $line);
// per-user logging is activated
if (self::$instance && self::$instance->config->get('per_user_logging')
&& self::$instance->get_user_id()
&& !in_array($name, array('userlogins', 'sendmail'))
) {
$log_dir = self::$instance->get_user_log_dir();
if (empty($log_dir) && $name !== 'errors') {
return false;
}
}
if (empty($log_dir)) {
if (!empty($log['dir'])) {
$log_dir = $log['dir'];
}
else if (self::$instance) {
$log_dir = self::$instance->config->get('log_dir');
}
}
if (empty($log_dir)) {
$log_dir = RCUBE_INSTALL_PATH . 'logs';
}
if (self::$instance) {
$name .= self::$instance->config->get('log_file_ext', '.log');
}
else {
$name .= '.log';
}
return file_put_contents("$log_dir/$name", $line, FILE_APPEND) !== false;
}
/**
* Throw system error (and show error page).
*
* @param array $arg Named parameters
* - code: Error code (required)
* - type: Error type [php|db|imap|javascript]
* - message: Error message
* - file: File where error occurred
* - line: Line where error occurred
* @param bool $log True to log the error
* @param bool $terminate Terminate script execution
*/
public static function raise_error($arg = array(), $log = false, $terminate = false)
{
// handle PHP exceptions
if ($arg instanceof Exception) {
$arg = array(
'code' => $arg->getCode(),
'line' => $arg->getLine(),
'file' => $arg->getFile(),
'message' => $arg->getMessage(),
);
}
else if ($arg instanceof PEAR_Error) {
$info = $arg->getUserInfo();
$arg = array(
'code' => $arg->getCode(),
'message' => $arg->getMessage() . ($info ? ': ' . $info : ''),
);
}
else if (is_string($arg)) {
$arg = array('message' => $arg);
}
if (empty($arg['code'])) {
$arg['code'] = 500;
}
$cli = php_sapi_name() == 'cli';
$arg['cli'] = $cli;
$arg['log'] = $log;
$arg['terminate'] = $terminate;
// send error to external error tracking tool
$arg = self::$instance->plugins->exec_hook('raise_error', $arg);
// installer
if (!$cli && class_exists('rcmail_install', false)) {
$rci = rcmail_install::get_instance();
$rci->raise_error($arg);
return;
}
if (($log || $terminate) && !$cli && $arg['message']) {
$arg['fatal'] = $terminate;
self::log_bug($arg);
}
if ($cli) {
fwrite(STDERR, 'ERROR: ' . trim($arg['message']) . "\n");
}
else if ($terminate && is_object(self::$instance->output)) {
self::$instance->output->raise_error($arg['code'], $arg['message']);
}
else if ($terminate) {
header("HTTP/1.0 500 Internal Error");
}
// terminate script
if ($terminate) {
exit(1);
}
}
/**
* Log an error
*
* @param array $arg_arr Named parameters
* @see self::raise_error()
*/
public static function log_bug($arg_arr)
{
$program = strtoupper($arg_arr['type'] ?: 'php');
// write error to local log file
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
foreach (array('_task', '_action') as $arg) {
if ($_POST[$arg] && !$_GET[$arg]) {
$post_query[$arg] = $_POST[$arg];
}
}
if (!empty($post_query)) {
$post_query = (strpos($_SERVER['REQUEST_URI'], '?') != false ? '&' : '?')
. http_build_query($post_query, '', '&');
}
}
$log_entry = sprintf("%s Error: %s%s (%s %s)",
$program,
$arg_arr['message'],
$arg_arr['file'] ? sprintf(' in %s on line %d', $arg_arr['file'], $arg_arr['line']) : '',
$_SERVER['REQUEST_METHOD'],
$_SERVER['REQUEST_URI'] . $post_query);
if (!self::write_log('errors', $log_entry)) {
// send error to PHPs error handler if write_log didn't succeed
trigger_error($arg_arr['message'], E_USER_WARNING);
}
}
/**
* Write debug info to the log
*
* @param string $engine Engine type - file name (memcache, apc, redis)
* @param string $data Data string to log
* @param bool $result Operation result
*/
public static function debug($engine, $data, $result = null)
{
static $debug_counter;
$line = '[' . (++$debug_counter[$engine]) . '] ' . $data;
if (($len = strlen($line)) > self::DEBUG_LINE_LENGTH) {
$diff = $len - self::DEBUG_LINE_LENGTH;
$line = substr($line, 0, self::DEBUG_LINE_LENGTH) . "... [truncated $diff bytes]";
}
if ($result !== null) {
$line .= ' [' . ($result ? 'TRUE' : 'FALSE') . ']';
}
self::write_log($engine, $line);
}
/**
* Returns current time (with microseconds).
*
* @return float Current time in seconds since the Unix
*/
public static function timer()
{
return microtime(true);
}
/**
* Logs time difference according to provided timer
*
* @param float $timer Timer (self::timer() result)
* @param string $label Log line prefix
* @param string $dest Log file name
*
* @see self::timer()
*/
public static function print_timer($timer, $label = 'Timer', $dest = 'console')
{
static $print_count = 0;
$print_count++;
$now = self::timer();
$diff = $now - $timer;
if (empty($label)) {
$label = 'Timer '.$print_count;
}
self::write_log($dest, sprintf("%s: %0.4f sec", $label, $diff));
}
/**
* Setter for system user object
*
* @param rcube_user Current user instance
*/
public function set_user($user)
{
if (is_object($user)) {
$this->user = $user;
// overwrite config with user preferences
$this->config->set_user_prefs((array)$this->user->get_prefs());
}
}
/**
* Getter for logged user ID.
*
* @return mixed User identifier
*/
public function get_user_id()
{
if (is_object($this->user)) {
return $this->user->ID;
}
else if (isset($_SESSION['user_id'])) {
return $_SESSION['user_id'];
}
}
/**
* Getter for logged user name.
*
* @return string User name
*/
public function get_user_name()
{
if (is_object($this->user)) {
return $this->user->get_username();
}
else if (isset($_SESSION['username'])) {
return $_SESSION['username'];
}
}
/**
* Getter for logged user email (derived from user name not identity).
*
* @return string User email address
*/
public function get_user_email()
{
if (is_object($this->user)) {
return $this->user->get_username('mail');
}
}
/**
* Getter for logged user password.
*
* @return string User password
*/
public function get_user_password()
{
if ($this->password) {
return $this->password;
}
else if ($_SESSION['password']) {
return $this->decrypt($_SESSION['password']);
}
}
/**
* Get the per-user log directory
*
* @return string|false Per-user log directory if it exists and is writable, False otherwise
*/
protected function get_user_log_dir()
{
$log_dir = $this->config->get('log_dir', RCUBE_INSTALL_PATH . 'logs');
$user_name = $this->get_user_name();
$user_log_dir = $log_dir . '/' . $user_name;
return !empty($user_name) && is_writable($user_log_dir) ? $user_log_dir : false;
}
/**
* Getter for logged user language code.
*
* @return string User language code
*/
public function get_user_language()
{
if (is_object($this->user)) {
return $this->user->language;
}
else if (isset($_SESSION['language'])) {
return $_SESSION['language'];
}
}
/**
* Unique Message-ID generator.
*
* @param string $sender Optional sender e-mail address
*
* @return string Message-ID
*/
public function gen_message_id($sender = null)
{
$local_part = md5(uniqid('rcube'.mt_rand(), true));
$domain_part = '';
if ($sender && preg_match('/@([^\s]+\.[a-z0-9-]+)/', $sender, $m)) {
$domain_part = $m[1];
}
else {
$domain_part = $this->user->get_username('domain');
}
// Try to find FQDN, some spamfilters doesn't like 'localhost' (#1486924)
if (!preg_match('/\.[a-z0-9-]+$/i', $domain_part)) {
foreach (array($_SERVER['HTTP_HOST'], $_SERVER['SERVER_NAME']) as $host) {
$host = preg_replace('/:[0-9]+$/', '', $host);
if ($host && preg_match('/\.[a-z]+$/i', $host)) {
$domain_part = $host;
break;
}
}
}
return sprintf('<%s@%s>', $local_part, $domain_part);
}
/**
* Send the given message using the configured method.
*
* @param Mail_Mime &$message Reference to Mail_MIME object
* @param string $from Sender address string
* @param array|string $mailto Either a comma-separated list of recipients (RFC822 compliant),
* or an array of recipients, each RFC822 valid
* @param array &$error SMTP error array (reference)
* @param string &$body_file Location of file with saved message body (reference),
* used when delay_file_io is enabled
* @param array $options SMTP options (e.g. DSN request)
* @param bool $disconnect Close SMTP connection ASAP
*
* @return bool Send status.
*/
public function deliver_message(&$message, $from, $mailto, &$error,
&$body_file = null, $options = null, $disconnect = false)
{
$plugin = $this->plugins->exec_hook('message_before_send', array(
'message' => $message,
'from' => $from,
'mailto' => $mailto,
'options' => $options,
));
if ($plugin['abort']) {
if (!empty($plugin['error'])) {
$error = $plugin['error'];
}
if (!empty($plugin['body_file'])) {
$body_file = $plugin['body_file'];
}
return isset($plugin['result']) ? $plugin['result'] : false;
}
$from = $plugin['from'];
$mailto = $plugin['mailto'];
$options = $plugin['options'];
$message = $plugin['message'];
$headers = $message->headers();
// generate list of recipients
$a_recipients = (array) $mailto;
if (strlen($headers['Cc'])) {
$a_recipients[] = $headers['Cc'];
}
if (strlen($headers['Bcc'])) {
$a_recipients[] = $headers['Bcc'];
}
// remove Bcc header and get the whole head of the message as string
$smtp_headers = $message->txtHeaders(array('Bcc' => null), true);
if ($message->getParam('delay_file_io')) {
// use common temp dir
$body_file = rcube_utils::temp_filename('msg');
$mime_result = $message->saveMessageBody($body_file);
if (is_a($mime_result, 'PEAR_Error')) {
self::raise_error(array('code' => 650, 'type' => 'php',
'file' => __FILE__, 'line' => __LINE__,
'message' => "Could not create message: ".$mime_result->getMessage()),
true, false);
return false;
}
$msg_body = fopen($body_file, 'r');
}
else {
$msg_body = $message->get();
}
// initialize SMTP connection
if (!is_object($this->smtp)) {
$this->smtp_init(true);
}
// send message
$sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $options);
$response = $this->smtp->get_response();
$error = $this->smtp->get_error();
if (!$sent) {
self::raise_error(array('code' => 800, 'type' => 'smtp',
'line' => __LINE__, 'file' => __FILE__,
'message' => implode("\n", $response)), true, false);
// allow plugins to catch sending errors with the same parameters as in 'message_before_send'
$this->plugins->exec_hook('message_send_error', $plugin + array('error' => $error));
}
else {
$this->plugins->exec_hook('message_sent', array('headers' => $headers, 'body' => $msg_body, 'message' => $message));
// remove MDN headers after sending
unset($headers['Return-Receipt-To'], $headers['Disposition-Notification-To']);
if ($this->config->get('smtp_log')) {
// get all recipient addresses
$mailto = implode(',', $a_recipients);
$mailto = rcube_mime::decode_address_list($mailto, null, false, null, true);
self::write_log('sendmail', sprintf("User %s [%s]; Message %s for %s; %s",
$this->user->get_username(),
rcube_utils::remote_addr(),
$headers['Message-ID'],
implode(', ', $mailto),
!empty($response) ? implode('; ', $response) : ''));
}
}
if (is_resource($msg_body)) {
fclose($msg_body);
}
if ($disconnect) {
$this->smtp->disconnect();
}
// Add Bcc header back
if (!empty($headers['Bcc'])) {
$message->headers(array('Bcc' => $headers['Bcc']), true);
}
return $sent;
}
}
/**
* Lightweight plugin API class serving as a dummy if plugins are not enabled
*
* @package Framework
* @subpackage Core
*/
class rcube_dummy_plugin_api
{
/**
* Triggers a plugin hook.
*
* @param string $hook Hook name
* @param array $args Hook arguments
*
* @return array Hook arguments
* @see rcube_plugin_api::exec_hook()
*/
public function exec_hook($hook, $args = array())
{
return $args;
}
}
diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php
index e75e94c58..ac779a03a 100644
--- a/program/lib/Roundcube/rcube_utils.php
+++ b/program/lib/Roundcube/rcube_utils.php
@@ -1,1458 +1,1469 @@
<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| |
| Copyright (C) The Roundcube Dev Team |
| Copyright (C) Kolab Systems AG |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Utility class providing common functions |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
/**
* Utility class providing common functions
*
* @package Framework
* @subpackage Utils
*/
class rcube_utils
{
// define constants for input reading
const INPUT_GET = 1;
const INPUT_POST = 2;
const INPUT_COOKIE = 4;
const INPUT_GP = 3; // GET + POST
const INPUT_GPC = 7; // GET + POST + COOKIE
/**
* Helper method to set a cookie with the current path and host settings
*
* @param string $name Cookie name
* @param string $value Cookie value
* @param int $exp Expiration time
* @param bool $http_only HTTP Only
*/
public static function setcookie($name, $value, $exp = 0, $http_only = true)
{
if (headers_sent()) {
return;
}
- $cookie = session_get_cookie_params();
- $secure = $cookie['secure'] || self::https_check();
+ $attrib = session_get_cookie_params();
+ $attrib['expires'] = $exp;
+ $attrib['secure'] = $attrib['secure'] || self::https_check();
+ $attrib['httponly'] = $http_only;
- setcookie($name, $value, $exp, $cookie['path'], $cookie['domain'], $secure, $http_only);
+ // session_get_cookie_params() return includes 'lifetime' but setcookie() does not use it, instead it uses 'expires'
+ unset($attrib['lifetime']);
+
+ if (version_compare(PHP_VERSION, '7.3.0', '>=')) {
+ // An alternative signature for setcookie supporting an options array added in PHP 7.3.0
+ setcookie($name, $value, $attrib);
+ }
+ else {
+ setcookie($name, $value, $attrib['expires'], $attrib['path'], $attrib['domain'], $attrib['secure'], $attrib['httponly']);
+ }
}
/**
* E-mail address validation.
*
* @param string $email Email address
* @param bool $dns_check True to check dns
*
* @return bool True on success, False if address is invalid
*/
public static function check_email($email, $dns_check=true)
{
// Check for invalid (control) characters
if (preg_match('/\p{Cc}/u', $email)) {
return false;
}
// Check for length limit specified by RFC 5321 (#1486453)
if (strlen($email) > 254) {
return false;
}
$pos = strrpos($email, '@');
if (!$pos) {
return false;
}
$domain_part = substr($email, $pos + 1);
$local_part = substr($email, 0, $pos);
// quoted-string, make sure all backslashes and quotes are
// escaped
if (substr($local_part,0,1) == '"') {
$local_quoted = preg_replace('/\\\\(\\\\|\")/','', substr($local_part, 1, -1));
if (preg_match('/\\\\|"/', $local_quoted)) {
return false;
}
}
// dot-atom portion, make sure there's no prohibited characters
else if (preg_match('/(^\.|\.\.|\.$)/', $local_part)
|| preg_match('/[\\ ",:;<>@]/', $local_part)
) {
return false;
}
// Validate domain part
if (preg_match('/^\[((IPv6:[0-9a-f:.]+)|([0-9.]+))\]$/i', $domain_part, $matches)) {
return self::check_ip(preg_replace('/^IPv6:/i', '', $matches[1])); // valid IPv4 or IPv6 address
}
else {
// If not an IP address
$domain_array = explode('.', $domain_part);
// Not enough parts to be a valid domain
if (count($domain_array) < 2) {
return false;
}
foreach ($domain_array as $part) {
if (!preg_match('/^((xn--)?([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])|([A-Za-z0-9]))$/', $part)) {
return false;
}
}
// last domain part
$last_part = array_pop($domain_array);
if (strpos($last_part, 'xn--') !== 0 && preg_match('/[^a-zA-Z]/', $last_part)) {
return false;
}
$rcube = rcube::get_instance();
if (!$dns_check || !function_exists('checkdnsrr') || !$rcube->config->get('email_dns_check')) {
return true;
}
// Check DNS record(s)
// Note: We can't use ANY (#6581)
foreach (array('A', 'MX', 'CNAME', 'AAAA') as $type) {
if (checkdnsrr($domain_part, $type)) {
return true;
}
}
}
return false;
}
/**
* Validates IPv4 or IPv6 address
*
* @param string $ip IP address in v4 or v6 format
*
* @return bool True if the address is valid
*/
public static function check_ip($ip)
{
return filter_var($ip, FILTER_VALIDATE_IP) !== false;
}
/**
* Replacing specials characters to a specific encoding type
*
* @param string $str Input string
* @param string $enctype Encoding type: text|html|xml|js|url
* @param string $mode Replace mode for tags: show|remove|strict
* @param bool $newlines Convert newlines
*
* @return string The quoted string
*/
public static function rep_specialchars_output($str, $enctype = '', $mode = '', $newlines = true)
{
static $html_encode_arr = false;
static $js_rep_table = false;
static $xml_rep_table = false;
if (!is_string($str)) {
$str = strval($str);
}
// encode for HTML output
if ($enctype == 'html') {
if (!$html_encode_arr) {
$html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);
unset($html_encode_arr['?']);
}
$encode_arr = $html_encode_arr;
if ($mode == 'remove') {
$str = strip_tags($str);
}
else if ($mode != 'strict') {
// don't replace quotes and html tags
$ltpos = strpos($str, '<');
if ($ltpos !== false && strpos($str, '>', $ltpos) !== false) {
unset($encode_arr['"']);
unset($encode_arr['<']);
unset($encode_arr['>']);
unset($encode_arr['&']);
}
}
$out = strtr($str, $encode_arr);
return $newlines ? nl2br($out) : $out;
}
// if the replace tables for XML and JS are not yet defined
if ($js_rep_table === false) {
$js_rep_table = $xml_rep_table = array();
$xml_rep_table['&'] = '&amp;';
// can be increased to support more charsets
for ($c=160; $c<256; $c++) {
$xml_rep_table[chr($c)] = "&#$c;";
}
$xml_rep_table['"'] = '&quot;';
$js_rep_table['"'] = '\\"';
$js_rep_table["'"] = "\\'";
$js_rep_table["\\"] = "\\\\";
// Unicode line and paragraph separators (#1486310)
$js_rep_table[chr(hexdec('E2')).chr(hexdec('80')).chr(hexdec('A8'))] = '&#8232;';
$js_rep_table[chr(hexdec('E2')).chr(hexdec('80')).chr(hexdec('A9'))] = '&#8233;';
}
// encode for javascript use
if ($enctype == 'js') {
return preg_replace(array("/\r?\n/", "/\r/", '/<\\//'), array('\n', '\n', '<\\/'), strtr($str, $js_rep_table));
}
// encode for plaintext
if ($enctype == 'text') {
return str_replace("\r\n", "\n", $mode == 'remove' ? strip_tags($str) : $str);
}
if ($enctype == 'url') {
return rawurlencode($str);
}
// encode for XML
if ($enctype == 'xml') {
return strtr($str, $xml_rep_table);
}
// no encoding given -> return original string
return $str;
}
/**
* Read input value and convert it for internal use
* Performs stripslashes() and charset conversion if necessary
*
* @param string $fname Field name to read
* @param int $source Source to get value from (see self::INPUT_*)
* @param bool $allow_html Allow HTML tags in field value
* @param string $charset Charset to convert into
*
* @return string Field value or NULL if not available
*/
public static function get_input_value($fname, $source, $allow_html = false, $charset = null)
{
$value = null;
if (($source & self::INPUT_GET) && isset($_GET[$fname])) {
$value = $_GET[$fname];
}
if (($source & self::INPUT_POST) && isset($_POST[$fname])) {
$value = $_POST[$fname];
}
if (($source & self::INPUT_COOKIE) && isset($_COOKIE[$fname])) {
$value = $_COOKIE[$fname];
}
return self::parse_input_value($value, $allow_html, $charset);
}
/**
* Parse/validate input value. See self::get_input_value()
* Performs stripslashes() and charset conversion if necessary
*
* @param string $value Input value
* @param bool $allow_html Allow HTML tags in field value
* @param string $charset Charset to convert into
*
* @return string Parsed value
*/
public static function parse_input_value($value, $allow_html = false, $charset = null)
{
global $OUTPUT;
if (empty($value)) {
return $value;
}
if (is_array($value)) {
foreach ($value as $idx => $val) {
$value[$idx] = self::parse_input_value($val, $allow_html, $charset);
}
return $value;
}
// remove HTML tags if not allowed
if (!$allow_html) {
$value = strip_tags($value);
}
$output_charset = is_object($OUTPUT) ? $OUTPUT->get_charset() : null;
// remove invalid characters (#1488124)
if ($output_charset == 'UTF-8') {
$value = rcube_charset::clean($value);
}
// convert to internal charset
if ($charset && $output_charset) {
$value = rcube_charset::convert($value, $output_charset, $charset);
}
return $value;
}
/**
* Convert array of request parameters (prefixed with _)
* to a regular array with non-prefixed keys.
*
* @param int $mode Source to get value from (GPC)
* @param string $ignore PCRE expression to skip parameters by name
* @param bool $allow_html Allow HTML tags in field value
*
* @return array Hash array with all request parameters
*/
public static function request2param($mode = null, $ignore = 'task|action', $allow_html = false)
{
$out = array();
$src = $mode == self::INPUT_GET ? $_GET : ($mode == self::INPUT_POST ? $_POST : $_REQUEST);
foreach (array_keys($src) as $key) {
$fname = $key[0] == '_' ? substr($key, 1) : $key;
if ($ignore && !preg_match('/^(' . $ignore . ')$/', $fname)) {
$out[$fname] = self::get_input_value($key, $mode, $allow_html);
}
}
return $out;
}
/**
* Convert the given string into a valid HTML identifier
* Same functionality as done in app.js with rcube_webmail.html_identifier()
*
* @param string $str String input
* @param bool $encode Use base64 encoding
*
* @param string Valid HTML identifier
*/
public static function html_identifier($str, $encode = false)
{
if ($encode) {
return rtrim(strtr(base64_encode($str), '+/', '-_'), '=');
}
return asciiwords($str, true, '_');
}
/**
* Replace all css definitions with #container [def]
* and remove css-inlined scripting, make position style safe
*
* @param string $source CSS source code
* @param string $container_id Container ID to use as prefix
* @param bool $allow_remote Allow remote content
* @param string $prefix Prefix to be added to id/class identifier
*
* @return string Modified CSS source
*/
public static function mod_css_styles($source, $container_id, $allow_remote = false, $prefix = '')
{
$last_pos = 0;
$replacements = new rcube_string_replacer;
// ignore the whole block if evil styles are detected
$source = self::xss_entity_decode($source);
$stripped = preg_replace('/[^a-z\(:;]/i', '', $source);
$evilexpr = 'expression|behavior|javascript:|import[^a]' . (!$allow_remote ? '|url\((?!data:image)' : '');
if (preg_match("/$evilexpr/i", $stripped)) {
return '/* evil! */';
}
$strict_url_regexp = '!url\s*\(\s*["\']?(https?:)//[a-z0-9/._+-]+["\']?\s*\)!Uims';
// cut out all contents between { and }
while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos))) {
$nested = strpos($source, '{', $pos+1);
if ($nested && $nested < $pos2) // when dealing with nested blocks (e.g. @media), take the inner one
$pos = $nested;
$length = $pos2 - $pos - 1;
$styles = substr($source, $pos+1, $length);
// Convert position:fixed to position:absolute (#5264)
$styles = preg_replace('/position[^a-z]*:[\s\r\n]*fixed/i', 'position: absolute', $styles);
// check every line of a style block...
if ($allow_remote) {
$a_styles = preg_split('/;[\r\n]*/', $styles, -1, PREG_SPLIT_NO_EMPTY);
for ($i=0, $len=count($a_styles); $i < $len; $i++) {
$line = $a_styles[$i];
$stripped = preg_replace('/[^a-z\(:;]/i', '', $line);
// allow data:image uri, join with continuation
if (stripos($stripped, 'url(data:image')) {
$a_styles[$i] .= ';' . $a_styles[$i+1];
unset($a_styles[$i+1]);
}
// allow strict url() values only
else if (stripos($stripped, 'url(') && !preg_match($strict_url_regexp, $line)) {
$a_styles = array('/* evil! */');
break;
}
}
$styles = implode(";\n", $a_styles);
}
$key = $replacements->add($styles);
$repl = $replacements->get_replacement($key);
$source = substr_replace($source, $repl, $pos+1, $length);
$last_pos = $pos2 - ($length - strlen($repl));
}
// remove html comments
$source = preg_replace('/(^\s*<\!--)|(-->\s*$)/m', '', $source);
// add #container to each tag selector and prefix to id/class identifiers
if ($container_id || $prefix) {
// (?!##str) below is to not match with ##str_replacement_0##
// from rcube_string_replacer used above, this is needed for
// cases like @media { body { position: fixed; } } (#5811)
$regexp = '/(^\s*|,\s*|\}\s*|\{\s*)((?!##str):?[a-z0-9\._#\*\[][a-z0-9\._:\(\)#=~ \[\]"\|\>\+\$\^-]*)/im';
$callback = function($matches) use ($container_id, $prefix) {
$replace = $matches[2];
if (stripos($replace, ':root') === 0) {
$replace = substr($replace, 5);
}
if ($prefix) {
$replace = str_replace(array('.', '#'), array(".$prefix", "#$prefix"), $replace);
}
if ($container_id) {
$replace = "#$container_id " . $replace;
}
// Remove redundant spaces (for simpler testing)
$replace = preg_replace('/\s+/', ' ', $replace);
return str_replace($matches[2], $replace, $matches[0]);
};
$source = preg_replace_callback($regexp, $callback, $source);
}
// replace body definition because we also stripped off the <body> tag
if ($container_id) {
$regexp = '/#' . preg_quote($container_id, '/') . '\s+body/i';
$source = preg_replace($regexp, "#$container_id", $source);
}
// put block contents back in
$source = $replacements->resolve($source);
return $source;
}
/**
* Generate CSS classes from mimetype and filename extension
*
* @param string $mimetype Mimetype
* @param string $filename Filename
*
* @return string CSS classes separated by space
*/
public static function file2class($mimetype, $filename)
{
$mimetype = strtolower($mimetype);
$filename = strtolower($filename);
list($primary, $secondary) = explode('/', $mimetype);
$classes = array($primary ?: 'unknown');
if ($secondary) {
$classes[] = $secondary;
}
if (preg_match('/\.([a-z0-9]+)$/', $filename, $m)) {
if (!in_array($m[1], $classes)) {
$classes[] = $m[1];
}
}
return implode(' ', $classes);
}
/**
* Decode escaped entities used by known XSS exploits.
* See http://downloads.securityfocus.com/vulnerabilities/exploits/26800.eml for examples
*
* @param string $content CSS content to decode
*
* @return string Decoded string
*/
public static function xss_entity_decode($content)
{
$callback = function($matches) { return chr(hexdec($matches[1])); };
$out = html_entity_decode(html_entity_decode($content));
$out = trim(preg_replace('/(^<!--|-->$)/', '', trim($out)));
$out = preg_replace_callback('/\\\([0-9a-f]{2,6})\s*/i', $callback, $out);
$out = preg_replace('/\\\([^0-9a-f])/i', '\\1', $out);
$out = preg_replace('#/\*.*\*/#Ums', '', $out);
$out = strip_tags($out);
return $out;
}
/**
* Check if we can process not exceeding memory_limit
*
* @param integer $need Required amount of memory
*
* @return bool True if memory won't be exceeded, False otherwise
*/
public static function mem_check($need)
{
$mem_limit = parse_bytes(ini_get('memory_limit'));
$memory = function_exists('memory_get_usage') ? memory_get_usage() : 16*1024*1024; // safe value: 16MB
return $mem_limit > 0 && $memory + $need > $mem_limit ? false : true;
}
/**
* Check if working in SSL mode
*
* @param int $port HTTPS port number
* @param bool $use_https Enables 'use_https' option checking
*
* @return bool True in SSL mode, False otherwise
*/
public static function https_check($port = null, $use_https = true)
{
if (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) != 'off') {
return true;
}
if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO'])
&& strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == 'https'
&& in_array($_SERVER['REMOTE_ADDR'], rcube::get_instance()->config->get('proxy_whitelist', array()))
) {
return true;
}
if ($port && $_SERVER['SERVER_PORT'] == $port) {
return true;
}
if ($use_https && rcube::get_instance()->config->get('use_https')) {
return true;
}
return false;
}
/**
* Replaces hostname variables.
*
* @param string $name Hostname
* @param string $host Optional IMAP hostname
*
* @return string Hostname
*/
public static function parse_host($name, $host = '')
{
if (!is_string($name)) {
return $name;
}
// %n - host
$n = self::server_name();
// %t - host name without first part, e.g. %n=mail.domain.tld, %t=domain.tld
// If %n=domain.tld then %t=domain.tld as well (remains valid)
$t = preg_replace('/^[^.]+\.(?![^.]+$)/', '', $n);
// %d - domain name without first part (up to domain.tld)
$d = preg_replace('/^[^.]+\.(?![^.]+$)/', '', self::server_name('HTTP_HOST'));
// %h - IMAP host
$h = $_SESSION['storage_host'] ?: $host;
// %z - IMAP domain without first part, e.g. %h=imap.domain.tld, %z=domain.tld
// If %h=domain.tld then %z=domain.tld as well (remains valid)
$z = preg_replace('/^[^.]+\.(?![^.]+$)/', '', $h);
// %s - domain name after the '@' from e-mail address provided at login screen.
// Returns FALSE if an invalid email is provided
if (strpos($name, '%s') !== false) {
$user_email = self::idn_to_ascii(self::get_input_value('_user', self::INPUT_POST));
$matches = preg_match('/(.*)@([a-z0-9\.\-\[\]\:]+)/i', $user_email, $s);
if ($matches < 1 || filter_var($s[1]."@".$s[2], FILTER_VALIDATE_EMAIL) === false) {
return false;
}
}
return str_replace(array('%n', '%t', '%d', '%h', '%z', '%s'), array($n, $t, $d, $h, $z, $s[2]), $name);
}
/**
* Returns the server name after checking it against trusted hostname patterns.
*
* Returns 'localhost' and logs a warning when the hostname is not trusted.
*
* @param string $type The $_SERVER key, e.g. 'HTTP_HOST', Default: 'SERVER_NAME'.
* @param bool $strip_port Strip port from the host name
*
* @return string Server name
*/
public static function server_name($type = null, $strip_port = true)
{
$name = $_SERVER[$type ?: 'SERVER_NAME'];
$rcube = rcube::get_instance();
$patterns = (array) $rcube->config->get('trusted_host_patterns');
if ($strip_port) {
$name = preg_replace('/:\d+$/', '', $name);
}
if (empty($patterns) || in_array_nocase($name, $patterns)) {
return $name;
}
if (!empty($name)) {
foreach ($patterns as $pattern) {
if (preg_match("/$pattern/", $name)) {
return $name;
}
}
$rcube->raise_error(array('file' => __FILE__, 'line' => __LINE__,
'message' => "Specified host is not trusted. Using 'localhost'."), true, false);
}
return 'localhost';
}
/**
* Returns remote IP address and forwarded addresses if found
*
* @return string Remote IP address(es)
*/
public static function remote_ip()
{
$address = $_SERVER['REMOTE_ADDR'];
// append the NGINX X-Real-IP header, if set
if (!empty($_SERVER['HTTP_X_REAL_IP']) && $_SERVER['HTTP_X_REAL_IP'] != $address) {
$remote_ip[] = 'X-Real-IP: ' . $_SERVER['HTTP_X_REAL_IP'];
}
// append the X-Forwarded-For header, if set
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$remote_ip[] = 'X-Forwarded-For: ' . $_SERVER['HTTP_X_FORWARDED_FOR'];
}
if (!empty($remote_ip)) {
$address .= ' (' . implode(',', $remote_ip) . ')';
}
return $address;
}
/**
* Returns the real remote IP address
*
* @return string Remote IP address
*/
public static function remote_addr()
{
// Check if any of the headers are set first to improve performance
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR']) || !empty($_SERVER['HTTP_X_REAL_IP'])) {
$proxy_whitelist = rcube::get_instance()->config->get('proxy_whitelist', array());
if (in_array($_SERVER['REMOTE_ADDR'], $proxy_whitelist)) {
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
foreach (array_reverse(explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'])) as $forwarded_ip) {
$forwarded_ip = trim($forwarded_ip);
if (!in_array($forwarded_ip, $proxy_whitelist)) {
return $forwarded_ip;
}
}
}
if (!empty($_SERVER['HTTP_X_REAL_IP'])) {
return $_SERVER['HTTP_X_REAL_IP'];
}
}
}
if (!empty($_SERVER['REMOTE_ADDR'])) {
return $_SERVER['REMOTE_ADDR'];
}
return '';
}
/**
* Read a specific HTTP request header.
*
* @param string $name Header name
*
* @return string|null Header value or null if not available
*/
public static function request_header($name)
{
if (function_exists('apache_request_headers')) {
$headers = apache_request_headers();
$key = strtoupper($name);
}
else {
$headers = $_SERVER;
$key = 'HTTP_' . strtoupper(strtr($name, '-', '_'));
}
if (!empty($headers)) {
$headers = array_change_key_case($headers, CASE_UPPER);
return $headers[$key];
}
}
/**
* Explode quoted string
*
* @param string $delimiter Delimiter expression string for preg_match()
* @param string $string Input string
*
* @return array String items
*/
public static function explode_quoted_string($delimiter, $string)
{
$result = array();
$strlen = strlen($string);
for ($q=$p=$i=0; $i < $strlen; $i++) {
if ($string[$i] == "\"" && $string[$i-1] != "\\") {
$q = $q ? false : true;
}
else if (!$q && preg_match("/$delimiter/", $string[$i])) {
$result[] = substr($string, $p, $i - $p);
$p = $i + 1;
}
}
$result[] = (string) substr($string, $p);
return $result;
}
/**
* Improved equivalent to strtotime()
*
* @param string $date Date string
* @param DateTimeZone $timezone Timezone to use for DateTime object
*
* @return int Unix timestamp
*/
public static function strtotime($date, $timezone = null)
{
$date = self::clean_datestr($date);
$tzname = $timezone ? ' ' . $timezone->getName() : '';
// unix timestamp
if (is_numeric($date)) {
return (int) $date;
}
// It can be very slow when provided string is not a date and very long
if (strlen($date) > 128) {
$date = substr($date, 0, 128);
}
// if date parsing fails, we have a date in non-rfc format.
// remove token from the end and try again
while (($ts = @strtotime($date . $tzname)) === false || $ts < 0) {
if (($pos = strrpos($date, ' ')) === false) {
break;
}
$date = rtrim(substr($date, 0, $pos));
}
return (int) $ts;
}
/**
* Date parsing function that turns the given value into a DateTime object
*
* @param string $date Date string
* @param DateTimeZone $timezone Timezone to use for DateTime object
*
* @return DateTime|false DateTime object or False on failure
*/
public static function anytodatetime($date, $timezone = null)
{
if ($date instanceof DateTime) {
return $date;
}
$dt = false;
$date = self::clean_datestr($date);
// try to parse string with DateTime first
if (!empty($date)) {
try {
$_date = preg_match('/^[0-9]+$/', $date) ? "@$date" : $date;
$dt = $timezone ? new DateTime($_date, $timezone) : new DateTime($_date);
}
catch (Exception $e) {
// ignore
}
}
// try our advanced strtotime() method
if (!$dt && ($timestamp = self::strtotime($date, $timezone))) {
try {
$dt = new DateTime("@".$timestamp);
if ($timezone) {
$dt->setTimezone($timezone);
}
}
catch (Exception $e) {
// ignore
}
}
return $dt;
}
/**
* Clean up date string for strtotime() input
*
* @param string $date Date string
*
* @return string Date string
*/
public static function clean_datestr($date)
{
$date = trim($date);
// check for MS Outlook vCard date format YYYYMMDD
if (preg_match('/^([12][90]\d\d)([01]\d)([0123]\d)$/', $date, $m)) {
return sprintf('%04d-%02d-%02d 00:00:00', intval($m[1]), intval($m[2]), intval($m[3]));
}
// Clean malformed data
$date = preg_replace(
array(
'/\(.*\)/', // remove RFC comments
'/GMT\s*([+-][0-9]+)/', // support non-standard "GMTXXXX" literal
'/[^a-z0-9\x20\x09:\/\.+-]/i', // remove any invalid characters
'/\s*(Mon|Tue|Wed|Thu|Fri|Sat|Sun)\s*/i', // remove weekday names
),
array(
'',
'\\1',
'',
'',
), $date);
$date = trim($date);
// try to fix dd/mm vs. mm/dd discrepancy, we can't do more here
if (preg_match('/^(\d{1,2})[.\/-](\d{1,2})[.\/-](\d{4})(\s.*)?$/', $date, $m)) {
$mdy = $m[2] > 12 && $m[1] <= 12;
$day = $mdy ? $m[2] : $m[1];
$month = $mdy ? $m[1] : $m[2];
$date = sprintf('%04d-%02d-%02d%s', $m[3], $month, $day, $m[4] ?: ' 00:00:00');
}
// I've found that YYYY.MM.DD is recognized wrong, so here's a fix
else if (preg_match('/^(\d{4})\.(\d{1,2})\.(\d{1,2})(\s.*)?$/', $date, $m)) {
$date = sprintf('%04d-%02d-%02d%s', $m[1], $m[2], $m[3], $m[4] ?: ' 00:00:00');
}
return $date;
}
/**
* Turns the given date-only string in defined format into YYYY-MM-DD format.
*
* Supported formats: 'Y/m/d', 'Y.m.d', 'd-m-Y', 'd/m/Y', 'd.m.Y', 'j.n.Y'
*
* @param string $date Date string
* @param string $format Input date format
*
* @return string Date string in YYYY-MM-DD format, or the original string
* if format is not supported
*/
public static function format_datestr($date, $format)
{
$format_items = preg_split('/[.-\/\\\\]/', $format);
$date_items = preg_split('/[.-\/\\\\]/', $date);
$iso_format = '%04d-%02d-%02d';
if (count($format_items) == 3 && count($date_items) == 3) {
if ($format_items[0] == 'Y') {
$date = sprintf($iso_format, $date_items[0], $date_items[1], $date_items[2]);
}
else if (strpos('dj', $format_items[0]) !== false) {
$date = sprintf($iso_format, $date_items[2], $date_items[1], $date_items[0]);
}
else if (strpos('mn', $format_items[0]) !== false) {
$date = sprintf($iso_format, $date_items[2], $date_items[0], $date_items[1]);
}
}
return $date;
}
/**
* Wrapper for idn_to_ascii with support for e-mail address.
*
* Warning: Domain names may be lowercase'd.
* Warning: An empty string may be returned on invalid domain.
*
* @param string $str Decoded e-mail address
*
* @return string Encoded e-mail address
*/
public static function idn_to_ascii($str)
{
return self::idn_convert($str, true);
}
/**
* Wrapper for idn_to_utf8 with support for e-mail address
*
* @param string $str Decoded e-mail address
*
* @return string Encoded e-mail address
*/
public static function idn_to_utf8($str)
{
return self::idn_convert($str, false);
}
/**
* Convert a string to ascii or utf8 (using IDNA standard)
*
* @param string $input Decoded e-mail address
* @param boolean $is_utf Convert by idn_to_ascii if true and idn_to_utf8 if false
*
* @return string Encoded e-mail address
*/
public static function idn_convert($input, $is_utf = false)
{
if ($at = strpos($input, '@')) {
$user = substr($input, 0, $at);
$domain = substr($input, $at + 1);
}
else {
$user = '';
$domain = $input;
}
// Note that in PHP 7.2/7.3 calling idn_to_* functions with default arguments
// throws a warning, so we have to set the variant explicitely (#6075)
$variant = defined('INTL_IDNA_VARIANT_UTS46') ? INTL_IDNA_VARIANT_UTS46 : null;
$options = 0;
// Because php-intl extension lowercases domains and return false
// on invalid input (#6224), we skip conversion when not needed
// for compatibility with our Net_IDNA2 wrappers in bootstrap.php
if ($is_utf) {
if (preg_match('/[^\x20-\x7E]/', $domain)) {
$options = defined('IDNA_NONTRANSITIONAL_TO_ASCII') ? IDNA_NONTRANSITIONAL_TO_ASCII : 0;
$domain = idn_to_ascii($domain, $options, $variant);
}
}
else if (preg_match('/(^|\.)xn--/i', $domain)) {
$options = defined('IDNA_NONTRANSITIONAL_TO_UNICODE') ? IDNA_NONTRANSITIONAL_TO_UNICODE : 0;
$domain = idn_to_utf8($domain, $options, $variant);
}
if ($domain === false) {
return '';
}
return $at ? $user . '@' . $domain : $domain;
}
/**
* Split the given string into word tokens
*
* @param string $str Input to tokenize
* @param int $minlen Minimum length of a single token
*
* @return array List of tokens
*/
public static function tokenize_string($str, $minlen = 2)
{
$expr = array('/[\s;,"\'\/+-]+/ui', '/(\d)[-.\s]+(\d)/u');
$repl = array(' ', '\\1\\2');
if ($minlen > 1) {
$minlen--;
$expr[] = "/(^|\s+)\w{1,$minlen}(\s+|$)/u";
$repl[] = ' ';
}
return array_filter(explode(" ", preg_replace($expr, $repl, $str)));
}
/**
* Normalize the given string for fulltext search.
* Currently only optimized for ISO-8859-1 and ISO-8859-2 characters; to be extended
*
* @param string $str Input string (UTF-8)
* @param bool $as_array True to return list of words as array
* @param int $minlen Minimum length of tokens
*
* @return string|array Normalized string or a list of normalized tokens
*/
public static function normalize_string($str, $as_array = false, $minlen = 2)
{
// replace 4-byte unicode characters with '?' character,
// these are not supported in default utf-8 charset on mysql,
// the chance we'd need them in searching is very low
$str = preg_replace('/('
. '\xF0[\x90-\xBF][\x80-\xBF]{2}'
. '|[\xF1-\xF3][\x80-\xBF]{3}'
. '|\xF4[\x80-\x8F][\x80-\xBF]{2}'
. ')/', '?', $str);
// split by words
$arr = self::tokenize_string($str, $minlen);
// detect character set
if (utf8_encode(utf8_decode($str)) == $str) {
// ISO-8859-1 (or ASCII)
preg_match_all('/./u', 'äâàåáãæçéêëèïîìíñöôòøõóüûùúýÿ', $keys);
preg_match_all('/./', 'aaaaaaaceeeeiiiinoooooouuuuyy', $values);
$mapping = array_combine($keys[0], $values[0]);
$mapping = array_merge($mapping, array('ß' => 'ss', 'ae' => 'a', 'oe' => 'o', 'ue' => 'u'));
}
else if (rcube_charset::convert(rcube_charset::convert($str, 'UTF-8', 'ISO-8859-2'), 'ISO-8859-2', 'UTF-8') == $str) {
// ISO-8859-2
preg_match_all('/./u', 'ąáâäćçčéęëěíîłľĺńňóôöŕřśšşťţůúűüźžżý', $keys);
preg_match_all('/./', 'aaaaccceeeeiilllnnooorrsssttuuuuzzzy', $values);
$mapping = array_combine($keys[0], $values[0]);
$mapping = array_merge($mapping, array('ß' => 'ss', 'ae' => 'a', 'oe' => 'o', 'ue' => 'u'));
}
foreach ($arr as $i => $part) {
$part = mb_strtolower($part);
if (!empty($mapping)) {
$part = strtr($part, $mapping);
}
$arr[$i] = $part;
}
return $as_array ? $arr : implode(' ', $arr);
}
/**
* Compare two strings for matching words (order not relevant)
*
* @param string $haystack Haystack
* @param string $needle Needle
*
* @return bool True if match, False otherwise
*/
public static function words_match($haystack, $needle)
{
$a_needle = self::tokenize_string($needle, 1);
$_haystack = implode(' ', self::tokenize_string($haystack, 1));
$valid = strlen($_haystack) > 0;
$hits = 0;
foreach ($a_needle as $w) {
if ($valid) {
if (stripos($_haystack, $w) !== false) {
$hits++;
}
}
else if (stripos($haystack, $w) !== false) {
$hits++;
}
}
return $hits >= count($a_needle);
}
/**
* Parse commandline arguments into a hash array
*
* @param array $aliases Argument alias names
*
* @return array Argument values hash
*/
public static function get_opt($aliases = array())
{
$args = array();
$bool = array();
// find boolean (no value) options
foreach ($aliases as $key => $alias) {
if ($pos = strpos($alias, ':')) {
$aliases[$key] = substr($alias, 0, $pos);
$bool[] = $key;
$bool[] = $aliases[$key];
}
}
for ($i=1; $i < count($_SERVER['argv']); $i++) {
$arg = $_SERVER['argv'][$i];
$value = true;
$key = null;
if ($arg[0] == '-') {
$key = preg_replace('/^-+/', '', $arg);
$sp = strpos($arg, '=');
if ($sp > 0) {
$key = substr($key, 0, $sp - 2);
$value = substr($arg, $sp+1);
}
else if (in_array($key, $bool)) {
$value = true;
}
else if (strlen($_SERVER['argv'][$i+1]) && $_SERVER['argv'][$i+1][0] != '-') {
$value = $_SERVER['argv'][++$i];
}
$args[$key] = is_string($value) ? preg_replace(array('/^["\']/', '/["\']$/'), '', $value) : $value;
}
else {
$args[] = $arg;
}
if ($alias = $aliases[$key]) {
$args[$alias] = $args[$key];
}
}
return $args;
}
/**
* Safe password prompt for command line
* from http://blogs.sitepoint.com/2009/05/01/interactive-cli-password-prompt-in-php/
*
* @param string $prompt Prompt text
*
* @return string Password
*/
public static function prompt_silent($prompt = "Password:")
{
if (preg_match('/^win/i', PHP_OS)) {
$vbscript = sys_get_temp_dir() . 'prompt_password.vbs';
$vbcontent = 'wscript.echo(InputBox("' . addslashes($prompt) . '", "", "password here"))';
file_put_contents($vbscript, $vbcontent);
$command = "cscript //nologo " . escapeshellarg($vbscript);
$password = rtrim(shell_exec($command));
unlink($vbscript);
return $password;
}
$command = "/usr/bin/env bash -c 'echo OK'";
if (rtrim(shell_exec($command)) !== 'OK') {
echo $prompt;
$pass = trim(fgets(STDIN));
echo chr(8)."\r" . $prompt . str_repeat("*", strlen($pass))."\n";
return $pass;
}
$command = "/usr/bin/env bash -c 'read -s -p \"" . addslashes($prompt) . "\" mypassword && echo \$mypassword'";
$password = rtrim(shell_exec($command));
echo "\n";
return $password;
}
/**
* Find out if the string content means true or false
*
* @param string $str Input value
*
* @return bool Boolean value
*/
public static function get_boolean($str)
{
$str = strtolower($str);
return !in_array($str, array('false', '0', 'no', 'off', 'nein', ''), true);
}
/**
* OS-dependent absolute path detection
*
* @param string $path File path
*
* @return bool True if the path is absolute, False otherwise
*/
public static function is_absolute_path($path)
{
if (strtoupper(substr(PHP_OS, 0, 3)) == 'WIN') {
return (bool) preg_match('!^[a-z]:[\\\\/]!i', $path);
}
return $path[0] == '/';
}
/**
* Resolve relative URL
*
* @param string $url Relative URL
*
* @return string Absolute URL
*/
public static function resolve_url($url)
{
// prepend protocol://hostname:port
if (!preg_match('|^https?://|', $url)) {
$schema = 'http';
$default_port = 80;
if (self::https_check()) {
$schema = 'https';
$default_port = 443;
}
$prefix = $schema . '://' . preg_replace('/:\d+$/', '', $_SERVER['HTTP_HOST']);
if ($_SERVER['SERVER_PORT'] != $default_port && $_SERVER['SERVER_PORT'] != 80) {
$prefix .= ':' . $_SERVER['SERVER_PORT'];
}
$url = $prefix . ($url[0] == '/' ? '' : '/') . $url;
}
return $url;
}
/**
* Generate a random string
*
* @param int $length String length
* @param bool $raw Return RAW data instead of ascii
*
* @return string The generated random string
*/
public static function random_bytes($length, $raw = false)
{
$hextab = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
$tabsize = strlen($hextab);
// Use PHP7 true random generator
if ($raw && function_exists('random_bytes')) {
return random_bytes($length);
}
if (!$raw && function_exists('random_int')) {
$result = '';
while ($length-- > 0) {
$result .= $hextab[random_int(0, $tabsize - 1)];
}
return $result;
}
$random = openssl_random_pseudo_bytes($length);
if ($random === false && $length > 0) {
throw new Exception("Failed to get random bytes");
}
if (!$raw) {
for ($x = 0; $x < $length; $x++) {
$random[$x] = $hextab[ord($random[$x]) % $tabsize];
}
}
return $random;
}
/**
* Convert binary data into readable form (containing a-zA-Z0-9 characters)
*
* @param string $input Binary input
*
* @return string Readable output (Base62)
* @deprecated since 1.3.1
*/
public static function bin2ascii($input)
{
$hextab = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
$result = '';
for ($x = 0; $x < strlen($input); $x++) {
$result .= $hextab[ord($input[$x]) % 62];
}
return $result;
}
/**
* Format current date according to specified format.
* This method supports microseconds (u).
*
* @param string $format Date format (default: 'd-M-Y H:i:s O')
*
* @return string Formatted date
*/
public static function date_format($format = null)
{
if (empty($format)) {
$format = 'd-M-Y H:i:s O';
}
if (strpos($format, 'u') !== false) {
$dt = number_format(microtime(true), 6, '.', '');
$dt .= '.' . date_default_timezone_get();
if ($date = date_create_from_format('U.u.e', $dt)) {
return $date->format($format);
}
}
return date($format);
}
/**
* Parses socket options and returns options for specified hostname.
*
* @param array &$options Configured socket options
* @param string $host Hostname
*/
public static function parse_socket_options(&$options, $host = null)
{
if (empty($host) || empty($options)) {
return;
}
// get rid of schema and port from the hostname
$host_url = parse_url($host);
if (isset($host_url['host'])) {
$host = $host_url['host'];
}
// find per-host options
if ($host && array_key_exists($host, $options)) {
$options = $options[$host];
}
}
/**
* Get maximum upload size
*
* @return int Maximum size in bytes
*/
public static function max_upload_size()
{
// find max filesize value
$max_filesize = parse_bytes(ini_get('upload_max_filesize'));
$max_postsize = parse_bytes(ini_get('post_max_size'));
if ($max_postsize && $max_postsize < $max_filesize) {
$max_filesize = $max_postsize;
}
return $max_filesize;
}
/**
* Detect and log last PREG operation error
*
* @param array $error Error data (line, file, code, message)
* @param bool $terminate Stop script execution
*
* @return bool True on error, False otherwise
*/
public static function preg_error($error = array(), $terminate = false)
{
if (($preg_error = preg_last_error()) != PREG_NO_ERROR) {
$errstr = "PCRE Error: $preg_error.";
if ($preg_error == PREG_BACKTRACK_LIMIT_ERROR) {
$errstr .= " Consider raising pcre.backtrack_limit!";
}
if ($preg_error == PREG_RECURSION_LIMIT_ERROR) {
$errstr .= " Consider raising pcre.recursion_limit!";
}
$error = array_merge(array('code' => 620, 'line' => __LINE__, 'file' => __FILE__), $error);
if (!empty($error['message'])) {
$error['message'] .= ' ' . $errstr;
}
else {
$error['message'] = $errstr;
}
rcube::raise_error($error, true, $terminate);
return true;
}
return false;
}
/**
* Generate a temporary file path in the Roundcube temp directory
*
* @param string $file_name String identifier for the type of temp file
* @param bool $unique Generate unique file names based on $file_name
* @param bool $create Create the temp file or not
*
* @return string temporary file path
*/
public static function temp_filename($file_name, $unique = true, $create = true)
{
$temp_dir = rcube::get_instance()->config->get('temp_dir');
// Fall back to system temp dir if configured dir is not writable
if (!is_writable($temp_dir)) {
$temp_dir = sys_get_temp_dir();
}
// On Windows tempnam() uses only the first three characters of prefix so use uniqid() and manually add the prefix
// Full prefix is required for garbage collection to recognise the file
$temp_file = $unique ? str_replace('.', '', uniqid($file_name, true)) : $file_name;
$temp_path = unslashify($temp_dir) . '/' . RCUBE_TEMP_FILE_PREFIX . $temp_file;
// Sanity check for unique file name
if ($unique && file_exists($temp_path)) {
return self::temp_filename($file_name, $unique, $create);
}
// Create the file to prevent possible race condition like tempnam() does
if ($create) {
touch($temp_path);
}
return $temp_path;
}
}

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