CODE STYLE class.memcached.php
This commit is contained in:
Fernando Ontiveros
@@ -1,6 +1,8 @@
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<?php
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<?php
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/**
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/**
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* class.memcached.php
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* class.memcached.php
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*
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* @package workflow.engine.ProcessMaker
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* @package workflow.engine.ProcessMaker
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*
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*
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* ProcessMaker Open Source Edition
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* ProcessMaker Open Source Edition
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@@ -13,11 +15,11 @@
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*
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*
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* This program is distributed in the hope that it will be useful,
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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* GNU Affero General Public License for more details.
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*
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*
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* You should have received a copy of the GNU Affero General Public License
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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* For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
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* For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
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* Coral Gables, FL, 33134, USA, or email info@colosa.com.
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* Coral Gables, FL, 33134, USA, or email info@colosa.com.
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@@ -30,158 +32,169 @@
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* @package workflow.engine.ProcessMaker
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* @package workflow.engine.ProcessMaker
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*/
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*/
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class PMmemcached {
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class PMmemcached
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const ONE_MINUTE = 60;
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{
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const ONE_HOUR = 3600;
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const ONE_MINUTE = 60;
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const TWO_HOURS = 7200;
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const ONE_HOUR = 3600;
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const EIGHT_HOURS = 28800;
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const TWO_HOURS = 7200;
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const EIGHT_HOURS = 28800;
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var $version;
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var $version;
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var $mem;
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var $mem;
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var $connected = false;
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var $connected = false;
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var $enabled = false;
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var $enabled = false;
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var $supported = false;
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var $supported = false;
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private static $instance = NULL;
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private static $instance = NULL;
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public function __construct($workspace) {
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public function __construct ($workspace)
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$this->enabled = MEMCACHED_ENABLED;
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{
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$this->connected = false;
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$this->enabled = MEMCACHED_ENABLED;
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$this->workspace = $workspace;
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$this->connected = false;
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if (class_exists ( 'Memcached' )) {
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$this->workspace = $workspace;
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$this->mem = new Memcached ();
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if (class_exists( 'Memcached' )) {
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$this->class = 'Memcached';
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$this->mem = new Memcached();
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$this->connected = true;
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$this->class = 'Memcached';
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}
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$this->connected = true;
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else {
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} else {
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if (class_exists ( 'Memcache' )) {
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if (class_exists( 'Memcache' )) {
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$this->mem = new Memcache ();
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$this->mem = new Memcache();
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$this->class = 'Memcache';
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$this->class = 'Memcache';
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$this->supported = true;
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$this->supported = true;
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$this->connected = @$this->mem->connect ( MEMCACHED_SERVER, 11211 );
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$this->connected = @$this->mem->connect( MEMCACHED_SERVER, 11211 );
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if ($this->connected) {
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if ($this->connected) {
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$this->version = $this->mem->getVersion ();
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$this->version = $this->mem->getVersion();
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}
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} else {
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G::Loadclass( 'fileCache' );
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// create cache folder
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$cacheFolder = PATH_DATA . "sites/" . $workspace . "/cachefiles/";
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if (! file_exists( $cacheFolder )) {
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if (! mkdir( $cacheFolder )) {
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return false;
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}
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}
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$this->class = 'fileCache';
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$this->connected = true;
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$this->mem = new FileCache( $cacheFolder );
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}
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}
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}
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}
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else {
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if (! MEMCACHED_ENABLED) {
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G::Loadclass ( 'fileCache' );
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$this->connected = false;
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// create cache folder
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$cacheFolder = PATH_DATA . "sites/" . $workspace . "/cachefiles/";
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if (! file_exists ( $cacheFolder )) {
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if (! mkdir ( $cacheFolder )) {
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return false;
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return false;
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}
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}
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}
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$this->class = 'fileCache';
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$this->connected = true;
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$this->mem = new FileCache ( $cacheFolder );
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}
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}
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}
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if (! MEMCACHED_ENABLED) {
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/**
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$this->connected = false;
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* to get singleton instance
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return false;
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*
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* @access public
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* @return object
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*/
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public static function getSingleton ($workspace)
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{
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if (! self::$instance instanceof self) {
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self::$instance = new PMmemcached( $workspace );
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}
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return self::$instance;
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}
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}
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}
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public function __clone ()
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{
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/**
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throw new Exception( "Clone is not allowed." );
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* to get singleton instance
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*
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* @access public
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* @return object
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*/
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public static function getSingleton($workspace) {
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if (! self::$instance instanceof self) {
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self::$instance = new PMmemcached ( $workspace );
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}
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}
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return self::$instance;
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}
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public function __clone() {
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public function __wakeup ()
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throw new Exception ( "Clone is not allowed." );
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{
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}
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throw new Exception( "Deserializing is not allowed." );
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}
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public function __wakeup() {
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function set ($key, $object, $timeout = 0)
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throw new Exception ( "Deserializing is not allowed." );
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{
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}
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if (! $this->connected)
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return false;
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if ($this->class != 'filecache')
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$this->mem->set( $this->workspace . '_' . $key, $object, false, $timeout );
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else
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$this->mem->set( $this->workspace . '_' . $key, $object );
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}
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function set($key, $object, $timeout = 0) {
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function get ($key)
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if (! $this->connected)
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{
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return false;
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if (! $this->connected)
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if ($this->class != 'filecache')
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return false;
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$this->mem->set ( $this->workspace . '_' . $key, $object, false, $timeout );
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return $this->mem->get( $this->workspace . '_' . $key );
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else
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}
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$this->mem->set ( $this->workspace . '_' . $key, $object );
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}
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function get($key) {
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function add ($key, $value)
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if (! $this->connected)
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $this->mem->get ( $this->workspace . '_' . $key );
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return false;
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}
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return $this->mem->add( $this->workspace . '_' . $key, $value );
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}
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function add($key, $value) {
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function increment ($key, $value)
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if ((! $this->connected) || ($this->class == 'filecache'))
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $this->mem->add ( $this->workspace . '_' . $key, $value );
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return false;
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}
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return $this->mem->increment( $this->workspace . '_' . $key, $value );
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}
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function increment($key, $value) {
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function delete ($key)
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if ((! $this->connected) || ($this->class == 'filecache'))
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $this->mem->increment ( $this->workspace . '_' . $key, $value );
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return false;
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}
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return $this->mem->delete( $this->workspace . '_' . $key );
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}
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function delete($key) {
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function flush ()
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if ((! $this->connected) || ($this->class == 'filecache'))
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $this->mem->delete ( $this->workspace . '_' . $key );
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return false;
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}
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return $this->mem->flush();
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}
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function flush() {
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function getStats ()
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if ((! $this->connected) || ($this->class == 'filecache'))
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $this->mem->flush ();
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return false;
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}
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return $status = $this->mem->getStats();
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}
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function getStats() {
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function printDetails ()
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if ((! $this->connected) || ($this->class == 'filecache'))
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{
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return false;
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if ((! $this->connected) || ($this->class == 'filecache'))
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return $status = $this->mem->getStats ();
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return false;
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}
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$status = $this->mem->getStats();
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echo "<table border='1'>";
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echo "<tr><td>Memcache Server version:</td><td> " . $status["version"] . "</td></tr>";
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echo "<tr><td>Number of hours this server has been running </td><td>" . ($status["uptime"] / 3660) . "</td></tr>";
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echo "<tr><td>Total number of items stored by this server ever since it started </td><td>" . $status["total_items"] . "</td></tr>";
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echo "<tr><td>Number of open connections </td><td>" . $status["curr_connections"] . "</td></tr>";
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echo "<tr><td>Total number of connections opened since the server started running </td><td>" . $status["total_connections"] . "</td></tr>";
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echo "<tr><td>Number of connection structures allocated by the server </td><td>" . $status["connection_structures"] . "</td></tr>";
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echo "<tr><td>Cumulative number of retrieval requests </td><td>" . $status["cmd_get"] . "</td></tr>";
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echo "<tr><td> Cumulative number of storage requests </td><td>" . $status["cmd_set"] . "</td></tr>";
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function printDetails() {
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$percCacheHit = ((real) $status["get_hits"] / (real) $status["cmd_get"] * 100);
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if ((! $this->connected) || ($this->class == 'filecache'))
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$percCacheHit = round( $percCacheHit, 3 );
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return false;
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$percCacheMiss = 100 - $percCacheHit;
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$status = $this->mem->getStats ();
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echo "<table border='1'>";
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echo "<tr><td>Memcache Server version:</td><td> " . $status ["version"] . "</td></tr>";
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echo "<tr><td>Number of hours this server has been running </td><td>" . ($status ["uptime"] / 3660) . "</td></tr>";
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echo "<tr><td>Total number of items stored by this server ever since it started </td><td>" . $status ["total_items"] . "</td></tr>";
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echo "<tr><td>Number of open connections </td><td>" . $status ["curr_connections"] . "</td></tr>";
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echo "<tr><td>Total number of connections opened since the server started running </td><td>" . $status ["total_connections"] . "</td></tr>";
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echo "<tr><td>Number of connection structures allocated by the server </td><td>" . $status ["connection_structures"] . "</td></tr>";
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echo "<tr><td>Cumulative number of retrieval requests </td><td>" . $status ["cmd_get"] . "</td></tr>";
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echo "<tr><td> Cumulative number of storage requests </td><td>" . $status ["cmd_set"] . "</td></tr>";
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$percCacheHit = (( real ) $status ["get_hits"] / ( real ) $status ["cmd_get"] * 100);
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echo "<tr><td>Number of keys that have been requested and found present </td><td>" . $status["get_hits"] . " ($percCacheHit%)</td></tr>";
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$percCacheHit = round ( $percCacheHit, 3 );
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echo "<tr><td>Number of items that have been requested and not found </td><td>" . $status["get_misses"] . "($percCacheMiss%)</td></tr>";
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$percCacheMiss = 100 - $percCacheHit;
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echo "<tr><td>Number of keys that have been requested and found present </td><td>" . $status ["get_hits"] . " ($percCacheHit%)</td></tr>";
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$MBRead = (real) $status["bytes_read"] / (1024 * 1024);
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echo "<tr><td>Number of items that have been requested and not found </td><td>" . $status ["get_misses"] . "($percCacheMiss%)</td></tr>";
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$MBRead = ( real ) $status ["bytes_read"] / (1024 * 1024);
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echo "<tr><td>Total number of bytes read by this server from network </td><td>" . $MBRead . " Mega Bytes</td></tr>";
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$MBWrite = (real) $status["bytes_written"] / (1024 * 1024);
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echo "<tr><td>Total number of bytes read by this server from network </td><td>" . $MBRead . " Mega Bytes</td></tr>";
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echo "<tr><td>Total number of bytes sent by this server to network </td><td>" . $MBWrite . " Mega Bytes</td></tr>";
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$MBWrite = ( real ) $status ["bytes_written"] / (1024 * 1024);
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$MBSize = (real) $status["limit_maxbytes"] / (1024 * 1024);
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echo "<tr><td>Total number of bytes sent by this server to network </td><td>" . $MBWrite . " Mega Bytes</td></tr>";
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echo "<tr><td>Number of bytes this server is allowed to use for storage.</td><td>" . $MBSize . " Mega Bytes</td></tr>";
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$MBSize = ( real ) $status ["limit_maxbytes"] / (1024 * 1024);
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echo "<tr><td>Number of valid items removed from cache to free memory for new items.</td><td>" . $status["evictions"] . "</td></tr>";
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echo "<tr><td>Number of bytes this server is allowed to use for storage.</td><td>" . $MBSize . " Mega Bytes</td></tr>";
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echo "</table>";
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echo "<tr><td>Number of valid items removed from cache to free memory for new items.</td><td>" . $status ["evictions"] . "</td></tr>";
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}
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echo "</table>";
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}
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}
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}
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