Add version files and new GIF images for UI components
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		| @ -0,0 +1,236 @@ | ||||
| <?php | ||||
| /** | ||||
|  * PHPExcel | ||||
|  * | ||||
|  * Copyright (c) 2006 - 2011 PHPExcel | ||||
|  * | ||||
|  * This library is free software; you can redistribute it and/or | ||||
|  * modify it under the terms of the GNU Lesser General Public | ||||
|  * License as published by the Free Software Foundation; either | ||||
|  * version 2.1 of the License, or (at your option) any later version. | ||||
|  * | ||||
|  * This library 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 | ||||
|  * Lesser General Public License for more details. | ||||
|  * | ||||
|  * You should have received a copy of the GNU Lesser General Public | ||||
|  * License along with this library; if not, write to the Free Software | ||||
|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA | ||||
|  * | ||||
|  * @category   PHPExcel | ||||
|  * @package    PHPExcel_CachedObjectStorage | ||||
|  * @copyright  Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel) | ||||
|  * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL | ||||
|  * @version    1.7.6, 2011-02-27 | ||||
|  */ | ||||
|  | ||||
|  | ||||
| /** | ||||
|  * PHPExcel_CachedObjectStorage_Memcache | ||||
|  * | ||||
|  * @category   PHPExcel | ||||
|  * @package    PHPExcel_CachedObjectStorage | ||||
|  * @copyright  Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel) | ||||
|  */ | ||||
| class PHPExcel_CachedObjectStorage_Memcache extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache { | ||||
|  | ||||
| 	private $_cachePrefix = null; | ||||
|  | ||||
| 	private $_cacheTime = 600; | ||||
|  | ||||
| 	private $_memcache = null; | ||||
|  | ||||
|  | ||||
| 	private function _storeData() { | ||||
| 		$this->_currentObject->detach(); | ||||
|  | ||||
| 		$obj = serialize($this->_currentObject); | ||||
| 		if (!$this->_memcache->replace($this->_cachePrefix.$this->_currentObjectID.'.cache',$obj,NULL,$this->_cacheTime)) { | ||||
| 			if (!$this->_memcache->add($this->_cachePrefix.$this->_currentObjectID.'.cache',$obj,NULL,$this->_cacheTime)) { | ||||
| 				$this->__destruct(); | ||||
| 				throw new Exception('Failed to store cell '.$cellID.' in MemCache'); | ||||
| 			} | ||||
| 		} | ||||
| 		$this->_currentObjectID = $this->_currentObject = null; | ||||
| 	}	//	function _storeData() | ||||
|  | ||||
|  | ||||
|     /** | ||||
|      *	Add or Update a cell in cache identified by coordinate address | ||||
|      * | ||||
|      *	@param	string			$pCoord		Coordinate address of the cell to update | ||||
|      *	@param	PHPExcel_Cell	$cell		Cell to update | ||||
| 	 *	@return	void | ||||
|      *	@throws	Exception | ||||
|      */ | ||||
| 	public function addCacheData($pCoord, PHPExcel_Cell $cell) { | ||||
| 		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) { | ||||
| 			$this->_storeData(); | ||||
| 		} | ||||
| 		$this->_cellCache[$pCoord] = true; | ||||
|  | ||||
| 		$this->_currentObjectID = $pCoord; | ||||
| 		$this->_currentObject = $cell; | ||||
|  | ||||
| 		return $cell; | ||||
| 	}	//	function addCacheData() | ||||
|  | ||||
|  | ||||
| 	/** | ||||
| 	 *	Is a value set in the current PHPExcel_CachedObjectStorage_ICache for an indexed cell? | ||||
| 	 * | ||||
| 	 *	@param	string		$pCoord		Coordinate address of the cell to check | ||||
| 	 *	@return	void | ||||
| 	 *	@return	boolean | ||||
| 	 */ | ||||
| 	public function isDataSet($pCoord) { | ||||
| 		//	Check if the requested entry is the current object, or exists in the cache | ||||
| 		if (parent::isDataSet($pCoord)) { | ||||
| 			if ($this->_currentObjectID == $pCoord) { | ||||
| 				return true; | ||||
| 			} | ||||
| 			//	Check if the requested entry still exists in Memcache | ||||
| 			$success = $this->_memcache->get($this->_cachePrefix.$pCoord.'.cache'); | ||||
| 			if ($success === false) { | ||||
| 				//	Entry no longer exists in Memcache, so clear it from the cache array | ||||
| 				parent::deleteCacheData($pCoord); | ||||
| 				throw new Exception('Cell entry '.$cellID.' no longer exists in MemCache'); | ||||
| 			} | ||||
| 			return true; | ||||
| 		} | ||||
| 		return false; | ||||
| 	}	//	function isDataSet() | ||||
|  | ||||
|  | ||||
| 	/** | ||||
|      * Get cell at a specific coordinate | ||||
|      * | ||||
|      * @param 	string 			$pCoord		Coordinate of the cell | ||||
|      * @throws 	Exception | ||||
|      * @return 	PHPExcel_Cell 	Cell that was found, or null if not found | ||||
|      */ | ||||
| 	public function getCacheData($pCoord) { | ||||
| 		if ($pCoord === $this->_currentObjectID) { | ||||
| 			return $this->_currentObject; | ||||
| 		} | ||||
| 		$this->_storeData(); | ||||
|  | ||||
| 		//	Check if the entry that has been requested actually exists | ||||
| 		if (parent::isDataSet($pCoord)) { | ||||
| 			$obj = $this->_memcache->get($this->_cachePrefix.$pCoord.'.cache'); | ||||
| 			if ($obj === false) { | ||||
| 				//	Entry no longer exists in Memcache, so clear it from the cache array | ||||
| 				parent::deleteCacheData($pCoord); | ||||
| 				throw new Exception('Cell entry '.$cellID.' no longer exists in MemCache'); | ||||
| 			} | ||||
| 		} else { | ||||
| 			//	Return null if requested entry doesn't exist in cache | ||||
| 			return null; | ||||
| 		} | ||||
|  | ||||
| 		//	Set current entry to the requested entry | ||||
| 		$this->_currentObjectID = $pCoord; | ||||
| 		$this->_currentObject = unserialize($obj); | ||||
| 		//	Re-attach the parent worksheet | ||||
| 		$this->_currentObject->attach($this->_parent); | ||||
|  | ||||
| 		//	Return requested entry | ||||
| 		return $this->_currentObject; | ||||
| 	}	//	function getCacheData() | ||||
|  | ||||
|  | ||||
|     /** | ||||
|      *	Delete a cell in cache identified by coordinate address | ||||
|      * | ||||
|      *	@param	string			$pCoord		Coordinate address of the cell to delete | ||||
|      *	@throws	Exception | ||||
|      */ | ||||
| 	public function deleteCacheData($pCoord) { | ||||
| 		//	Delete the entry from Memcache | ||||
| 		$this->_memcache->delete($this->_cachePrefix.$pCoord.'.cache'); | ||||
|  | ||||
| 		//	Delete the entry from our cell address array | ||||
| 		parent::deleteCacheData($pCoord); | ||||
| 	}	//	function deleteCacheData() | ||||
|  | ||||
|  | ||||
| 	/** | ||||
| 	 *	Clone the cell collection | ||||
| 	 * | ||||
| 	 *	@return	void | ||||
| 	 */ | ||||
| 	public function copyCellCollection(PHPExcel_Worksheet $parent) { | ||||
| 		parent::copyCellCollection($parent); | ||||
| 		//	Get a new id for the new file name | ||||
| 		$baseUnique = $this->_getUniqueID(); | ||||
| 		$newCachePrefix = substr(md5($baseUnique),0,8).'.'; | ||||
| 		$cacheList = $this->getCellList(); | ||||
| 		foreach($cacheList as $cellID) { | ||||
| 			if ($cellID != $this->_currentObjectID) { | ||||
| 				$obj = $this->_memcache->get($this->_cachePrefix.$cellID.'.cache'); | ||||
| 				if ($obj === false) { | ||||
| 					//	Entry no longer exists in Memcache, so clear it from the cache array | ||||
| 					parent::deleteCacheData($cellID); | ||||
| 					throw new Exception('Cell entry '.$cellID.' no longer exists in MemCache'); | ||||
| 				} | ||||
| 				if (!$this->_memcache->add($newCachePrefix.$cellID.'.cache',$obj,NULL,$this->_cacheTime)) { | ||||
| 					$this->__destruct(); | ||||
| 					throw new Exception('Failed to store cell '.$cellID.' in MemCache'); | ||||
| 				} | ||||
| 			} | ||||
| 		} | ||||
| 		$this->_cachePrefix = $newCachePrefix; | ||||
| 	}	//	function copyCellCollection() | ||||
|  | ||||
|  | ||||
| 	public function unsetWorksheetCells() { | ||||
| 		if(!is_null($this->_currentObject)) { | ||||
| 			$this->_currentObject->detach(); | ||||
| 			$this->_currentObject = $this->_currentObjectID = null; | ||||
| 		} | ||||
|  | ||||
| 		//	Flush the Memcache cache | ||||
| 		$this->__destruct(); | ||||
|  | ||||
| 		$this->_cellCache = array(); | ||||
|  | ||||
| 		//	detach ourself from the worksheet, so that it can then delete this object successfully | ||||
| 		$this->_parent = null; | ||||
| 	}	//	function unsetWorksheetCells() | ||||
|  | ||||
|  | ||||
| 	public function __construct(PHPExcel_Worksheet $parent, $arguments) { | ||||
| 		$memcacheServer	= (isset($arguments['memcacheServer']))	? $arguments['memcacheServer']	: 'localhost'; | ||||
| 		$memcachePort	= (isset($arguments['memcachePort']))	? $arguments['memcachePort']	: 11211; | ||||
| 		$cacheTime		= (isset($arguments['cacheTime']))		? $arguments['cacheTime']		: 600; | ||||
|  | ||||
| 		if (is_null($this->_cachePrefix)) { | ||||
| 			$baseUnique = $this->_getUniqueID(); | ||||
| 			$this->_cachePrefix = substr(md5($baseUnique),0,8).'.'; | ||||
|  | ||||
| 			//	Set a new Memcache object and connect to the Memcache server | ||||
| 			$this->_memcache = new Memcache(); | ||||
| 			if (!$this->_memcache->addServer($memcacheServer, $memcachePort, false, 50, 5, 5, true, array($this, 'failureCallback'))) { | ||||
| 				throw new Exception('Could not connect to MemCache server at '.$memcacheServer.':'.$memcachePort); | ||||
| 			} | ||||
| 			$this->_cacheTime = $cacheTime; | ||||
|  | ||||
| 			parent::__construct($parent); | ||||
| 		} | ||||
| 	}	//	function __construct() | ||||
|  | ||||
|  | ||||
| 	public function failureCallback($host, $port) { | ||||
| 		throw new Exception('memcache '.$host.':'.$port.' failed'); | ||||
| 	} | ||||
|  | ||||
|  | ||||
| 	public function __destruct() { | ||||
| 		$cacheList = $this->getCellList(); | ||||
| 		foreach($cacheList as $cellID) { | ||||
| 			$this->_memcache->delete($this->_cachePrefix.$cellID.'.cache'); | ||||
| 		} | ||||
| 	}	//	function __destruct() | ||||
|  | ||||
| } | ||||
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