Init Repo

2019-09-06 23:53:10 +08:00
commit f0ef89dfbb
7905 changed files with 914138 additions and 0 deletions
--- a/extend/phpexcel/PHPExcel/CachedObjectStorage/MemoryGZip.php
+++ b/extend/phpexcel/PHPExcel/CachedObjectStorage/MemoryGZip.php
@ -0,0 +1,137 @@
+<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2014 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 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
+ * @version    1.8.0, 2014-03-02
+ */
+
+
+/**
+ * PHPExcel_CachedObjectStorage_MemoryGZip
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_CachedObjectStorage
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_CachedObjectStorage_MemoryGZip extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache {
+
+    /**
+     * Store cell data in cache for the current cell object if it's "dirty",
+     *     and the 'nullify' the current cell object
+     *
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	protected function _storeData() {
+		if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
+			$this->_currentObject->detach();
+
+			$this->_cellCache[$this->_currentObjectID] = gzdeflate(serialize($this->_currentObject));
+			$this->_currentCellIsDirty = false;
+		}
+		$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	$cell		Cell to update
+	 * @return	void
+     * @throws	PHPExcel_Exception
+     */
+	public function addCacheData($pCoord, PHPExcel_Cell $cell) {
+		if (($pCoord !== $this->_currentObjectID) && ($this->_currentObjectID !== null)) {
+			$this->_storeData();
+		}
+
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = $cell;
+		$this->_currentCellIsDirty = true;
+
+		return $cell;
+	}	//	function addCacheData()
+
+
+    /**
+     * Get cell at a specific coordinate
+     *
+     * @param 	string 			$pCoord		Coordinate of the cell
+     * @throws 	PHPExcel_Exception
+     * @return 	PHPExcel_Cell 	Cell that was found, or null if not found
+     */
+	public function getCacheData($pCoord) {
+		if ($pCoord === $this->_currentObjectID) {
+			return $this->_currentObject;
+		}
+		$this->_storeData();
+
+		//	Check if the entry that has been requested actually exists
+		if (!isset($this->_cellCache[$pCoord])) {
+			//	Return null if requested entry doesn't exist in cache
+			return null;
+		}
+
+		//	Set current entry to the requested entry
+		$this->_currentObjectID = $pCoord;
+		$this->_currentObject = unserialize(gzinflate($this->_cellCache[$pCoord]));
+        //    Re-attach this as the cell's parent
+        $this->_currentObject->attach($this);
+
+		//	Return requested entry
+		return $this->_currentObject;
+	}	//	function getCacheData()
+
+
+	/**
+	 * Get a list of all cell addresses currently held in cache
+	 *
+	 * @return  array of string
+	 */
+	public function getCellList() {
+		if ($this->_currentObjectID !== null) {
+			$this->_storeData();
+		}
+
+		return parent::getCellList();
+	}
+
+
+	/**
+	 * Clear the cell collection and disconnect from our parent
+	 *
+	 * @return	void
+	 */
+	public function unsetWorksheetCells() {
+		if(!is_null($this->_currentObject)) {
+			$this->_currentObject->detach();
+			$this->_currentObject = $this->_currentObjectID = null;
+		}
+		$this->_cellCache = array();
+
+		//	detach ourself from the worksheet, so that it can then delete this object successfully
+		$this->_parent = null;
+	}	//	function unsetWorksheetCells()
+
+}