CHANGELOG | ●●●●● patch | view | raw | blame | history | |
config/main.inc.php.dist | ●●●●● patch | view | raw | blame | history | |
program/include/rcmail.php | ●●●●● patch | view | raw | blame | history | |
program/include/rcube_cache.php | ●●●●● patch | view | raw | blame | history | |
program/include/rcube_imap.php | ●●●●● patch | view | raw | blame | history |
CHANGELOG
@@ -1,6 +1,9 @@ CHANGELOG Roundcube Webmail =========================== - Added general rcube_cache class with memcache support - Improved caching performance by skipping writes of unchanged data - Option enable_caching replaced by imap_cache and messages_cache options - Add forward-as-attachment feature - jQuery-1.6.1 (#1487913, #1487144) - Improve display name composition when saving contacts (#1487143) config/main.inc.php.dist
@@ -109,6 +109,13 @@ // Optional IMAP authentication password to be used for imap_auth_cid $rcmail_config['imap_auth_pw'] = null; // Type of IMAP indexes cache. Supported values: 'db' and 'memcache'. $rcmail_config['imap_cache'] = null; // Enables messages cache. Only 'db' cache is supported. $rcmail_config['messages_cache'] = false; // ---------------------------------- // SMTP // ---------------------------------- @@ -168,10 +175,6 @@ // use this folder to store temp files (must be writeable for apache user) $rcmail_config['temp_dir'] = 'temp/'; // enable caching of messages and mailbox data in the local database. // this is recommended if the IMAP server does not run on the same machine $rcmail_config['enable_caching'] = false; // lifetime of message cache // possible units: s, m, h, d, w program/include/rcmail.php
@@ -122,6 +122,7 @@ private $texts; private $address_books = array(); private $caches = array(); private $action_map = array(); @@ -352,6 +353,24 @@ /** * Initialize and get cache object * * @param string $name Cache identifier * @param string $type Cache type ('db' or 'memcache') * * @return rcube_cache Cache object */ public function get_cache($name, $type) { if (!isset($this->caches[$name])) { $this->caches[$name] = new rcube_cache($type, $_SESSION['user_id'], $name.'.'); } return $this->caches[$name]; } /** * Return instance of the internal address book class * * @param string Address book identifier @@ -531,14 +550,22 @@ if (is_object($this->imap)) return; $this->imap = new rcube_imap($this->db); $this->imap = new rcube_imap(); $this->imap->debug_level = $this->config->get('debug_level'); $this->imap->skip_deleted = $this->config->get('skip_deleted'); // enable caching of imap data if ($this->config->get('enable_caching')) { $this->imap->set_caching(true); $imap_cache = $this->config->get('imap_cache'); $messages_cache = $this->config->get('messages_cache'); // for backward compatybility if ($imap_cache === null && $messages_cache === null && $this->config->get('enable_caching')) { $imap_cache = 'db'; $messages_cache = true; } if ($imap_cache) $this->imap->set_caching($imap_cache); if ($messages_cache) $this->imap->set_messages_caching(true); // set pagesize from config $this->imap->set_pagesize($this->config->get('pagesize', 50)); @@ -1116,6 +1143,11 @@ $book->close(); } foreach ($this->caches as $cache) { if (is_object($cache)) $cache->close(); } if (is_object($this->imap)) $this->imap->close(); program/include/rcube_cache.php
New file @@ -0,0 +1,328 @@ <?php /* +-----------------------------------------------------------------------+ | program/include/rcube_cache.php | | | | This file is part of the Roundcube Webmail client | | Copyright (C) 2011, The Roundcube Dev Team | | Copyright (C) 2011, Kolab Systems AG | | Licensed under the GNU GPL | | | | PURPOSE: | | Caching engine | | | +-----------------------------------------------------------------------+ | Author: Thomas Bruederli <roundcube@gmail.com> | | Author: Aleksander Machniak <alec@alec.pl> | +-----------------------------------------------------------------------+ $Id$ */ /** * Interface class for accessing Roundcube cache * * @package Cache * @author Thomas Bruederli <roundcube@gmail.com> * @author Aleksander Machniak <alec@alec.pl> * @version 1.0 */ class rcube_cache { /** * Instance of rcube_mdb2 or Memcache class * * @var rcube_mdb2/Memcache */ private $db; private $type; private $userid; private $prefix; private $cache = array(); private $cache_keys = array(); private $cache_changes = array(); private $cache_sums = array(); /** * Object constructor. * * @param string $type Engine type ('db' or 'memcache') * @param int $userid User identifier * @param string $prefix Key name prefix */ function __construct($type, $userid, $prefix='') { $rcmail = rcmail::get_instance(); if (strtolower($type) == 'memcache') { $this->type = 'memcache'; $this->db = $rcmail->get_memcache(); } else { $this->type = 'db'; $this->db = $rcmail->get_dbh(); } $this->userid = (int) $userid; $this->prefix = $prefix; } /** * Returns cached value. * * @param string $key Cache key * * @return mixed Cached value */ function get($key) { $key = $this->prefix.$key; if ($this->type == 'memcache') { return $this->read_cache_record($key); } // read cache (if it was not read before) if (!count($this->cache)) { $do_read = true; } else if (isset($this->cache[$key])) { $do_read = false; } // Find cache prefix, we'll load data for all keys // with specified (class) prefix into internal cache (memory) else if ($pos = strpos($key, '.')) { $prefix = substr($key, 0, $pos); $regexp = '/^' . preg_quote($prefix, '/') . '/'; if (!count(preg_grep($regexp, array_keys($this->cache_keys)))) { $do_read = true; } } if ($do_read) { return $this->read_cache_record($key); } return $this->cache[$key]; } /** * Sets (add/update) value in cache. * * @param string $key Cache key * @param mixed $data Data */ function set($key, $data) { $key = $this->prefix.$key; $this->cache[$key] = $data; $this->cache_changed = true; $this->cache_changes[$key] = true; } /** * Clears the cache. * * @param string $key Cache key name or pattern * @param boolean $pattern_mode Enable it to clear all keys with name * matching PREG pattern in $key */ function remove($key=null, $pattern_mode=false) { if ($key === null) { foreach (array_keys($this->cache) as $key) $this->clear_cache_record($key); $this->cache = array(); $this->cache_changed = false; $this->cache_changes = array(); } else if ($pattern_mode) { $key = $this->prefix.$key; foreach (array_keys($this->cache) as $k) { if (preg_match($key, $k)) { $this->clear_cache_record($k); $this->cache_changes[$k] = false; unset($this->cache[$key]); } } if (!count($this->cache)) { $this->cache_changed = false; } } else { $key = $this->prefix.$key; $this->clear_cache_record($key); $this->cache_changes[$key] = false; unset($this->cache[$key]); } } /** * Writes the cache back to the DB. */ function close() { if (!$this->cache_changed) { return; } foreach ($this->cache as $key => $data) { // The key has been used if ($this->cache_changes[$key]) { // Make sure we're not going to write unchanged data // by comparing current md5 sum with the sum calculated on DB read $data = serialize($data); if (!$this->cache_sums[$key] || $this->cache_sums[$key] != md5($data)) { $this->write_cache_record($key, $data); } } } } /** * Returns cached entry. * * @param string $key Cache key * * @return mixed Cached value * @access private */ private function read_cache_record($key) { if (!$this->db) { return null; } if ($this->type == 'memcache') { $data = $this->db->get($key); if ($data) { $this->cache_sums[$key] = md5($data); $data = unserialize($data); } return $this->cache[$key] = $data; } // Find cache prefix, we'll load data for all keys // with specified (class) prefix into internal cache (memory) if ($pos = strpos($key, '.')) { $prefix = substr($key, 0, $pos); $where = " AND cache_key LIKE '$prefix%'"; } else { $where = " AND cache_key = ".$this->db->quote($key); } // get cached data from DB $sql_result = $this->db->query( "SELECT cache_id, data, cache_key". " FROM ".get_table_name('cache'). " WHERE user_id = ?".$where, $this->userid); while ($sql_arr = $this->db->fetch_assoc($sql_result)) { $sql_key = $sql_arr['cache_key']; $this->cache_keys[$sql_key] = $sql_arr['cache_id']; if (!isset($this->cache[$sql_key])) { $md5sum = $sql_arr['data'] ? md5($sql_arr['data']) : null; $data = $sql_arr['data'] ? unserialize($sql_arr['data']) : false; $this->cache[$sql_key] = $data; $this->cache_sums[$sql_key] = $md5sum; } } return $this->cache[$key]; } /** * Writes single cache record. * * @param string $key Cache key * @param mxied $data Cache value * @access private */ private function write_cache_record($key, $data) { if (!$this->db) { return false; } if ($this->type == 'memcache') { $result = $this->db->replace($key, $data, MEMCACHE_COMPRESSED); if (!$result) $result = $this->db->set($key, $data, MEMCACHE_COMPRESSED); return $result; } // update existing cache record if ($this->cache_keys[$key]) { $this->db->query( "UPDATE ".get_table_name('cache'). " SET created = ". $this->db->now().", data = ?". " WHERE user_id = ?". " AND cache_key = ?", $data, $this->userid, $key); } // add new cache record else { $this->db->query( "INSERT INTO ".get_table_name('cache'). " (created, user_id, cache_key, data)". " VALUES (".$this->db->now().", ?, ?, ?)", $this->userid, $key, $data); // get cache entry ID for this key $sql_result = $this->db->query( "SELECT cache_id". " FROM ".get_table_name('cache'). " WHERE user_id = ?". " AND cache_key = ?", $this->userid, $key); if ($sql_arr = $this->db->fetch_assoc($sql_result)) $this->cache_keys[$key] = $sql_arr['cache_id']; } } /** * Clears cache for single record. * * @param string $key Cache key * @access private */ private function clear_cache_record($key) { if (!$this->db) { return false; } if ($this->type == 'memcache') { return $this->db->delete($key); } $this->db->query( "DELETE FROM ".get_table_name('cache'). " WHERE user_id = ?". " AND cache_key = ?", $this->userid, $key); unset($this->cache_keys[$key]); } } program/include/rcube_imap.php
@@ -52,19 +52,23 @@ * @var rcube_mdb2 */ private $db; /** * Instance of rcube_cache * * @var rcube_cache */ private $cache; private $mailbox = 'INBOX'; private $delimiter = NULL; private $namespace = NULL; private $sort_field = ''; private $sort_order = 'DESC'; private $caching_enabled = false; private $default_charset = 'ISO-8859-1'; private $struct_charset = NULL; private $default_folders = array('INBOX'); private $messages_caching = false; private $icache = array(); private $cache = array(); private $cache_keys = array(); private $cache_changes = array(); private $uid_id_map = array(); private $msg_headers = array(); public $search_set = NULL; @@ -112,13 +116,10 @@ /** * Object constructor * * @param object DB Database connection * Object constructor. */ function __construct($db_conn) function __construct() { $this->db = $db_conn; $this->conn = new rcube_imap_generic(); } @@ -207,7 +208,6 @@ function close() { $this->conn->closeConnection(); $this->write_cache(); } @@ -706,7 +706,7 @@ $search_str .= " UNSEEN"; } else { if ($this->caching_enabled) { if ($this->messages_caching) { $keys[] = 'ALL'; } if ($status) { @@ -722,7 +722,7 @@ $count = is_array($index) ? $index['COUNT'] : 0; if ($mode == 'ALL') { if ($need_uid && $this->caching_enabled) { if ($need_uid && $this->messages_caching) { // Save messages index for check_cache_status() $this->icache['all_undeleted_idx'] = $index['ALL']; } @@ -838,7 +838,7 @@ $page = $page ? $page : $this->list_page; $cache_key = $mailbox.'.msg'; if ($this->caching_enabled) { if ($this->messages_caching) { // cache is OK, we can get messages from local cache // (assume cache is in sync when in recursive mode) if ($recursive || $this->check_cache_status($mailbox, $cache_key)>0) { @@ -1320,7 +1320,7 @@ } // Update cache if ($this->caching_enabled && $cache_key) { if ($this->messages_caching && $cache_key) { // cache is incomplete? $cache_index = $this->get_message_cache_index($cache_key); @@ -2104,7 +2104,7 @@ } // write structure to cache if ($this->caching_enabled) if ($this->messages_caching) $this->add_message_cache($cache_key, $this->_msg_id, $headers, $struct, $this->icache['message.id'][$uid], true); } @@ -2584,7 +2584,7 @@ if ($result) { // reload message headers if cached if ($this->caching_enabled && !$skip_cache) { if ($this->messages_caching && !$skip_cache) { $cache_key = $mailbox.'.msg'; if ($all_mode) $this->clear_message_cache($cache_key); @@ -3498,7 +3498,7 @@ $headers = explode(' ', $this->fetch_add_headers); $headers = array_map('strtoupper', $headers); if ($this->caching_enabled || $this->get_all_headers) if ($this->messages_caching || $this->get_all_headers) $headers = array_merge($headers, $this->all_headers); return implode(' ', array_unique($headers)); @@ -3736,17 +3736,22 @@ * --------------------------------*/ /** * Enable or disable caching * Enable or disable indexes caching * * @param boolean $set Flag * @param boolean $type Cache type (memcache' or 'db') * @access public */ function set_caching($set) function set_caching($type) { if ($set && is_object($this->db)) $this->caching_enabled = true; else $this->caching_enabled = false; if ($type) { $rcmail = rcmail::get_instance(); $this->cache = $rcmail->get_cache('IMAP', $type); } else { if ($this->cache) $this->cache->close(); $this->cache = null; } } @@ -3759,14 +3764,10 @@ */ function get_cache($key) { // read cache (if it was not read before) if (!count($this->cache) && $this->caching_enabled) { return $this->_read_cache_record($key); if ($this->cache) { return $this->cache->get($key); } return $this->cache[$key]; } /** * Update cache @@ -3777,27 +3778,10 @@ */ function update_cache($key, $data) { $this->cache[$key] = $data; $this->cache_changed = true; $this->cache_changes[$key] = true; } /** * Writes the cache * * @access private */ private function write_cache() { if ($this->caching_enabled && $this->cache_changed) { foreach ($this->cache as $key => $data) { if ($this->cache_changes[$key]) $this->_write_cache_record($key, serialize($data)); if ($this->cache) { $this->cache->set($key, $data); } } } /** * Clears the cache. @@ -3809,138 +3793,34 @@ */ function clear_cache($key=null, $pattern_mode=false) { if (!$this->caching_enabled) return; if ($key === null) { foreach (array_keys($this->cache) as $key) $this->_clear_cache_record($key); $this->cache = array(); $this->cache_changed = false; $this->cache_changes = array(); } else if ($pattern_mode) { foreach (array_keys($this->cache) as $k) { if (preg_match($key, $k)) { $this->_clear_cache_record($k); $this->cache_changes[$k] = false; unset($this->cache[$key]); if ($this->cache) { $this->cache->remove($key, $pattern_mode); } } if (!count($this->cache)) { $this->cache_changed = false; } } else { $this->_clear_cache_record($key); $this->cache_changes[$key] = false; unset($this->cache[$key]); } } /** * Returns cached entry * * @param string $key Cache key * @return mixed Cached value * @access private */ private function _read_cache_record($key) { if ($this->db) { // get cached data from DB $sql_result = $this->db->query( "SELECT cache_id, data, cache_key ". "FROM ".get_table_name('cache'). " WHERE user_id=? ". "AND cache_key LIKE 'IMAP.%'", $_SESSION['user_id']); while ($sql_arr = $this->db->fetch_assoc($sql_result)) { $sql_key = preg_replace('/^IMAP\./', '', $sql_arr['cache_key']); $this->cache_keys[$sql_key] = $sql_arr['cache_id']; if (!isset($this->cache[$sql_key])) $this->cache[$sql_key] = $sql_arr['data'] ? unserialize($sql_arr['data']) : false; } } return $this->cache[$key]; } /** * Writes single cache record * * @param string $key Cache key * @param mxied $data Cache value * @access private */ private function _write_cache_record($key, $data) { if (!$this->db) return false; // update existing cache record if ($this->cache_keys[$key]) { $this->db->query( "UPDATE ".get_table_name('cache'). " SET created=". $this->db->now().", data=? ". "WHERE user_id=? ". "AND cache_key=?", $data, $_SESSION['user_id'], 'IMAP.'.$key); } // add new cache record else { $this->db->query( "INSERT INTO ".get_table_name('cache'). " (created, user_id, cache_key, data) ". "VALUES (".$this->db->now().", ?, ?, ?)", $_SESSION['user_id'], 'IMAP.'.$key, $data); // get cache entry ID for this key $sql_result = $this->db->query( "SELECT cache_id ". "FROM ".get_table_name('cache'). " WHERE user_id=? ". "AND cache_key=?", $_SESSION['user_id'], 'IMAP.'.$key); if ($sql_arr = $this->db->fetch_assoc($sql_result)) $this->cache_keys[$key] = $sql_arr['cache_id']; } } /** * Clears cache for single record * * @param string $ket Cache key * @access private */ private function _clear_cache_record($key) { $this->db->query( "DELETE FROM ".get_table_name('cache'). " WHERE user_id=? ". "AND cache_key=?", $_SESSION['user_id'], 'IMAP.'.$key); unset($this->cache_keys[$key]); } /* -------------------------------- * message caching methods * --------------------------------*/ /** * Enable or disable messages caching * * @param boolean $set Flag * @access public */ function set_messages_caching($set) { $rcmail = rcmail::get_instance(); if ($set && ($dbh = $rcmail->get_dbh())) { $this->db = $dbh; $this->messages_caching = true; } else { $this->messages_caching = false; } } /** * Checks if the cache is up-to-date @@ -3951,7 +3831,7 @@ */ private function check_cache_status($mailbox, $cache_key) { if (!$this->caching_enabled) if (!$this->messages_caching) return -3; $cache_index = $this->get_message_cache_index($cache_key); @@ -4009,7 +3889,7 @@ */ private function get_message_cache($key, $from, $to, $sort_field, $sort_order) { if (!$this->caching_enabled) if (!$this->messages_caching) return NULL; // use idx sort as default sorting @@ -4054,7 +3934,7 @@ { $internal_key = 'message'; if ($this->caching_enabled && !isset($this->icache[$internal_key][$uid])) { if ($this->messages_caching && !isset($this->icache[$internal_key][$uid])) { $sql_result = $this->db->query( "SELECT idx, headers, structure, message_id". " FROM ".get_table_name('messages'). @@ -4088,7 +3968,7 @@ */ private function get_message_cache_index($key, $sort_field='idx', $sort_order='ASC') { if (!$this->caching_enabled || empty($key)) if (!$this->messages_caching || empty($key)) return NULL; // use idx sort as default @@ -4143,7 +4023,7 @@ } // no further caching if (!$this->caching_enabled) if (!$this->messages_caching) return; // known message id @@ -4210,7 +4090,7 @@ */ private function remove_message_cache($key, $ids, $idx=false) { if (!$this->caching_enabled) if (!$this->messages_caching) return; $this->db->query( @@ -4232,7 +4112,7 @@ */ private function clear_message_cache($key, $start_index=1) { if (!$this->caching_enabled) if (!$this->messages_caching) return; $this->db->query( @@ -4251,7 +4131,7 @@ */ private function get_message_cache_index_min($key, $uids=NULL) { if (!$this->caching_enabled) if (!$this->messages_caching) return; if (!empty($uids) && !is_array($uids)) { @@ -4285,7 +4165,7 @@ */ private function get_cache_id2uid($key, $id) { if (!$this->caching_enabled) if (!$this->messages_caching) return null; if (array_key_exists('index', $this->icache) @@ -4317,7 +4197,7 @@ */ private function get_cache_uid2id($key, $uid) { if (!$this->caching_enabled) if (!$this->messages_caching) return null; if (array_key_exists('index', $this->icache)