Powerful PHP cache type (eaccelerator, APC, XCache, memcache module cache)

Powerful PHP Cache Class (Eaccelerator, APC, XCache, memcache module cache)

 Cache_expire= $exp _time;        $this->cache_params= $params;    $this->setcachetype ($type);    } public Function __destruct () {unset ($this->cache_external); }//Prevent users to clones the instance public function __clone () {$this->cacheerror (' Clone is not a    llowed. '); }//deletes cache from folder Public Function ClearCache () {switch ($this->cache_type) {CAs                E ' eaccelerator ': @eaccelerator_clean ();            @eaccelerator_clear ();             Break            Case ' APC ': Apc_clear_cache (' user ');             Break            Case ' XCache ': Xcache_clear_cache (Xc_type_var, 0);             Break            Case ' memcache ': @ $this->cache_external->flush ();                         Break            Case ' Filecache ': $this->cache_external->deletecache ();        Break }}//writes or reads thE Cache Public Function cache ($key, $value = ', $ttl = ') {if ($value! = ") {//wants to write if ($ttl = ="            ) $ttl = $this->cache_expire;        $this->put ($key, $value, $ttl); } else return $this->get ($key);//reading value}//creates new cache files with the given data, $key = = Name of the cache, data the info/values to store private function put ($key, $data, $ttl = ") {if ($ttl = =") $ttl                 = $this->cache_expire; Switch ($this->cache_type) {case ' eaccelerator ': Eaccelerator_put ($key, Serialize ($data), $ttl            );             Break            Case ' APC ': Apc_store ($key, $data, $ttl);             Break            Case ' XCache ': Xcache_set ($key, Serialize ($data), $ttl);             Break                Case ' memcache ': $data =serialize ($data); if (! $this->cache_external->replace ($key, $data, False, $ttl)) $this->cAche_external->set ($key, $data, False, $ttl);                         Break            Case ' Filecache ': $this->cache_external->cache ($key, $data);        Break            }}//returns cache for the given key private function get ($key) {switch ($this->cache_type) {            Case ' eaccelerator ': $data = @unserialize (Eaccelerator_get ($key));             Break            Case ' APC ': $data = Apc_fetch ($key);             Break            Case ' XCache ': $data = @unserialize (Xcache_get ($key));             Break            Case ' memcache ': $data = @unserialize ($this->cache_external->get ($key));                         Break            Case ' Filecache ': $data = $this->cache_external->cache ($key);        Break }/*echo '
--returnning data for key: '. $key;    Var_dump ($data); */return $data; }//delete key from the cache public function Delete ($key) {switch ($this->cache_type) {case ' E            Accelerator ': Eaccelerator_rm ($key);             Break            Case ' APC ': Apc_delete ($key);             Break            Case ' XCache ': Xcache_unset ($key);             Break            Case ' memcache ': $this->cache_external->delete ($key);                         Break            Case ' Filecache ': $this->cache_external->delete ($key);        Break  }}//overloading for the application variables and automatically cached public function __set ($name,        $value) {$this->put ($name, $value, $this->cache_expire);        The Public Function __get ($name) {return $this->get ($name); } Public Function __isset ($key{//echo "is ' $name ' set?\n" if ($this->get ($key)!== false) return true;        else return false;            } Public Function __unset ($name) {//echo ' unsetting ' $name ' \ n ';        $this->delete ($name);    }//end overloads Public Function Getcachetype () {return $this $this->cache_type; }//sets the cache if its installed if not triggers error public function Setcachetype ($type) {$this-&                 Gt;cache_type=strtolower ($type); Switch ($this->cache_type) {case ' eaccelerator ': if (function_exists (' Eaccelerator_get ')) $thi                S->cache_type = ' eaccelerator ';               else $this->cacheerror (' eaccelerator not found ');             Break                Case ' APC ': if (function_exists (' Apc_fetch ')) $this->cache_type = ' APC ';             else $this->cacheerror (' APC not found ');             Break Case ' XCache ': if(Function_exists (' Xcache_get ')) $this->cache_type = ' XCache ';            else $this->cacheerror (' Xcache not found ');             Break                Case ' memcache ': if (class_exists (' memcache ')) $this->init_memcache ();            else $this->cacheerror (' memcache not found ');                         Break                Case ' Filecache ': if (class_exists (' Filecache ')) $this->init_filecache ();            else $this->cacheerror (' Filecache not found ');                         Break Case ' auto '://try to Auto Select a cache system if (function_exists (' Eaccelerator_get ')) $this->cache                                                      _type = ' eaccelerator ';                                                    ElseIf (function_exists (' Apc_fetch ')) $this->cache_type = ' APC ';                                               ElseIf (function_exists (' Xcache_get ')) $this->cache_type = ' XCache ';        ElseIf (class_exists (' Memcache ')) $this->init_memcache ();                ElseIf (class_exists (' Filecache ')) $this->init_filecache ();            else $this->cacheerror (' Not any compatible cache is found ');                         Break Default://not any cache selected or wrong one selected if (Isset ($type)) $msg = ' Unrecognized cache type Sele  Cted '. $type. '  ';                else $msg = ' Not any cache type selected ';                $this->cacheerror ($msg);        Break }} Private Function Init_memcache () {//get instance of the Memcache class if (Is_array ($this->c            Ache_params) {$this->cache_type = ' memcache ';            $this->cache_external = new Memcache; foreach ($this->cache_params as $server) {$server [' port '] = isset ($server [' Port '])?                (int) $server [' Port ']: Ini_get (' Memcache.default_port '); $server [' persistent '] = Isset ($server [' persistent '])?                (bool) $server [' Persistent ']: true;            $this->cache_external->addserver ($server [' Host '], $server [' Port '], $server [' persistent ']; }} else $this->cacheerror (' memcache needs an array, Example:wrappercache::getinstanc    E (\ ' memcache\ ', 30,array (array (\ ' host\ ' =>\ ' localhost\ ')); } Private Function Init_filecache ({//get instance of the Filecache class $this->cache_type = ' Filecache ';    $this->cache_external = filecache::getinstance ($this->cache_expire, $this->cache_params); } Public Function Getavailablecache ($return _format= ' html ') {//returns the available cache $avCaches = Arra        Y ();                                              $avCaches [] = Array (' Eaccelerator ', function_exists (' Eaccelerator_get '));                                            $avCaches [] = Array (' APC ', function_exists (' Apc_fetch '));                                               $avCaches [] = Array (' XCache ', function_exists (' Xcache_get '));        $avCaches [] = Array (' Memcache ', class_exists (' memcache '));                 $avCaches [] = Array (' Filecache ', class_exists (' Filecache ')); if ($return _format== ' html ') {$ret = '
 
 

  
  

    '; foreach ($avCaches as $c) {$ret. = ' 
   
'. $c [0]. '-'; if ($c [1]) $ret. = ' found/compatible '; else $ret. = ' Not found/incompatible '; $ret. = '; } return $ret. '
 
  
 
 
';     } else return $avCaches; } Private Function Cacheerror ($msg) {//triggers error trigger_error ('
Wrappercache Error: '. $msg. '
If you want your can try with \ ' auto\ ' for Auto Select a compatible cache.
Or Choose a supported cache from list: '. $this->getavailablecache (), e_user_error); }}?>

? file-based

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