diff options
Diffstat (limited to 'devel-utf8/it_cache.class')
-rw-r--r-- | devel-utf8/it_cache.class | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/devel-utf8/it_cache.class b/devel-utf8/it_cache.class deleted file mode 100644 index 095becc..0000000 --- a/devel-utf8/it_cache.class +++ /dev/null @@ -1,107 +0,0 @@ -<?php -/* -** $Id$ -** -** Copyright (C) 1995-2008 by the ITools Authors. -** This file is part of ITools - the Internet Tools Library -** -** ITools is free software; you can redistribute it and/or modify -** it under the terms of the GNU General Public License as published by -** the Free Software Foundation; either version 3 of the License, or -** (at your option) any later version. -** -** ITools is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU General Public License for more details. -** -** You should have received a copy of the GNU General Public License -** along with this program. If not, see <http://www.gnu.org/licenses/>. -** -** it_cache.class - Caching functions -*/ - -class it_cache -{ - -static function _defaults($p) -{ - $p += array( - 'ttl' => 2, - 'distributed' => false, - 'hostsfile' => '/opt/ultra/etc/memcached.hosts', - ); - - if (!it::is_live()) - $p['distributed'] = false; # Always local cache on non-live systems - - return $p; -} - -/** - * Get value for specific key from cache. Can be mixed value but no objects. - * @param $key Key to get value for - * @param $p['distributed'] Use distributed memcache [false] - * @return Value for given key or null - */ -static function get($key, $p = array()) -{ - $p = it_cache::_defaults($p); - - if ($result = $GLOBALS['it_cache_local'][$key]) - ; # Use local copy - else if ($p['distributed'] && ($memcache = it_cache::_get_memcache($p))) - $result = @$memcache->get($key); - else - $result = function_exists("apc_fetch") ? apc_fetch($key) : (function_exists("eaccelerator_get") ? eaccelerator_get($key) : null); - - return $result; -} - -/** - * Put value for specific key into cache. Can be mixed value but no objects. - * @param $key Key to put value with - * @param $value Value to put (mixed but no objects allowed) - * @param $p['distributed'] Use distributed memcache [false] - * @param $p['ttl'] Time to live for this key/value-pair in seconds - * @return Boolean if value was put into cache - */ -static function put($key, $value, $p = array()) -{ - $p = it_cache::_defaults($p); - - if ($p['distributed'] && ($memcache = it_cache::_get_memcache($p))) - { - $result = @$memcache->set($key, $value, MEMCACHE_COMPRESSED, $p['ttl']); - } - else - { - function_exists("eaccelerator_gc") && eaccelerator_gc(); - $result = function_exists("apc_store") ? apc_store($key, $value, $p['ttl']) : (function_exists("eaccelerator_put") ? eaccelerator_put($key, $value, $p['ttl']) : null); - } - - $GLOBALS['it_cache_local'][$key] = $value; # Also store local copy - - return $result; -} - -static function _get_memcache($p) -{ - $memcache_id = "it_cache_memcache_" . $p['hostsfile']; - - if (!isset($GLOBALS[$memcache_id]) && class_exists("Memcache", false)) - { - $memcache = new Memcache; - - foreach (array_filter(it::replace(array('[#\s].*' => ""), file($p['hostsfile']))) as $host) - $reachable += intval(@$memcache->addServer($host)); - - $GLOBALS[$memcache_id] = $reachable ? $memcache : false; - } - - return $GLOBALS[$memcache_id]; -} - -} - -?> |