<?php

/**

 * PHPExcel

 *

 * Copyright (c) 2006 - 2008 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

 * @copyright  Copyright (c) 2006 - 2008 PHPExcel (http://www.codeplex.com/PHPExcel)

 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL

 * @version    ##VERSION##, ##DATE##

 */





/** PHPExcel_Cell */

require_once 'PHPExcel/Cell.php';



/** PHPExcel_DocumentProperties */

require_once 'PHPExcel/DocumentProperties.php';



/** PHPExcel_DocumentSecurity */

require_once 'PHPExcel/DocumentSecurity.php';



/** PHPExcel_Worksheet */

require_once 'PHPExcel/Worksheet.php';



/** PHPExcel_Shared_ZipStreamWrapper */

require_once 'PHPExcel/Shared/ZipStreamWrapper.php';



/** PHPExcel_NamedRange */

require_once 'PHPExcel/NamedRange.php';





/**

 * PHPExcel

 *

 * @category   PHPExcel

 * @package    PHPExcel

 * @copyright  Copyright (c) 2006 - 2008 PHPExcel (http://www.codeplex.com/PHPExcel)

 */

class PHPExcel

{

	/**

	 * Document properties

	 *

	 * @var PHPExcel_DocumentProperties

	 */

	private $_properties;

	

	/**

	 * Document security

	 *

	 * @var PHPExcel_DocumentSecurity

	 */

	private $_security;

	

	/**

	 * Collection of Worksheet objects

	 *

	 * @var PHPExcel_Worksheet[]

	 */

	private $_workSheetCollection = array();

	

	/**

	 * Active sheet index

	 *

	 * @var int

	 */

	private $_activeSheetIndex = 0;

	

	/**

	 * Named ranges

	 *

	 * @var PHPExcel_NamedRange[]

	 */

	private $_namedRanges = array();

	

	/**

	 * Create a new PHPExcel with one Worksheet

	 */

	public function __construct()

	{

		// Initialise worksheet collection and add one worksheet

		$this->_workSheetCollection = array();

		$this->_workSheetCollection[] = new PHPExcel_Worksheet($this);

		$this->_activeSheetIndex = 0;

		

		// Create document properties

		$this->_properties = new PHPExcel_DocumentProperties();

		

		// Create document security

		$this->_security = new PHPExcel_DocumentSecurity();

		

		// Set named ranges

		$this->_namedRanges = array();

	}

	

	/**

	 * Get properties

	 *

	 * @return PHPExcel_DocumentProperties

	 */

	public function getProperties()

	{

		return $this->_properties;

	}

	

	/**

	 * Set properties

	 *

	 * @param PHPExcel_DocumentProperties	$pValue

	 */

	public function setProperties(PHPExcel_DocumentProperties $pValue)

	{

		$this->_properties = $pValue;

	}

	

	/**

	 * Get security

	 *

	 * @return PHPExcel_DocumentSecurity

	 */

	public function getSecurity()

	{

		return $this->_security;

	}

	

	/**

	 * Set security

	 *

	 * @param PHPExcel_DocumentSecurity	$pValue

	 */

	public function setSecurity(PHPExcel_DocumentSecurity $pValue)

	{

		$this->_security = $pValue;

	}

	

	/**

	 * Get active sheet

	 *

	 * @return PHPExcel_Worksheet

	 */

	public function getActiveSheet()

	{

		return $this->_workSheetCollection[$this->_activeSheetIndex];

	}

	

	/**

	 * Create sheet and add it to this workbook

	 *

	 * @return PHPExcel_Worksheet

	 */

	public function createSheet()

	{

		$newSheet = new PHPExcel_Worksheet($this);

		

		$this->addSheet($newSheet);

		

		return $newSheet;

	}

	

	/**

	 * Add sheet

	 *

	 * @param PHPExcel_Worksheet $pSheet

	 * @throws Exception

	 */

	public function addSheet(PHPExcel_Worksheet $pSheet = null)

	{

		$this->_workSheetCollection[] = $pSheet;

	}

	

	/**

	 * Remove sheet by index

	 *

	 * @param int $pIndex Active sheet index

	 * @throws Exception

	 */

	public function removeSheetByIndex($pIndex = 0)

	{

		if ($pIndex > count($this->_workSheetCollection) - 1) {

			throw new Exception("Sheet index is out of bounds.");

		} else {

			array_splice($this->_workSheetCollection, $pIndex, 1);

		}

	}

	

	/**

	 * Get sheet by index

	 *

	 * @param int $pIndex Sheet index

	 * @return PHPExcel_Worksheet

	 * @throws Exception

	 */

	public function getSheet($pIndex = 0)

	{

		if ($pIndex > count($this->_workSheetCollection) - 1) {

			throw new Exception("Sheet index is out of bounds.");

		} else {

			return $this->_workSheetCollection[$pIndex];

		}

	}

	

	/**

	 * Get all sheets

	 *

	 * @return PHPExcel_Worksheet[]

	 */

	public function getAllSheets()

	{

		return $this->_workSheetCollection;

	}

	

	/**

	 * Get sheet by name

	 *

	 * @param string $pName Sheet name

	 * @return PHPExcel_Worksheet

	 * @throws Exception

	 */

	public function getSheetByName($pName = '')

	{

		for ($i = 0; $i < count($this->_workSheetCollection); $i++) {

			if ($this->_workSheetCollection[$i]->getTitle() == $pName) {

				return $this->_workSheetCollection[$i];

			}

		}

		

		return null;

	}

	

	/**

	 * Get index for sheet

	 *

	 * @param PHPExcel_Worksheet $pSheet

	 * @return Sheet index

	 * @throws Exception

	 */

	public function getIndex(PHPExcel_Worksheet $pSheet)

	{

		foreach ($this->_workSheetCollection as $key => $value) {

			if ($value->getHashCode() == $pSheet->getHashCode()) {

				return $key;

			}

		}

	}

	

	/**

	 * Get sheet count

	 *

	 * @return int

	 */

	public function getSheetCount()

	{

		return count($this->_workSheetCollection);

	}

	

	/**

	 * Get active sheet index

	 *

	 * @return int Active sheet index

	 */

	public function getActiveSheetIndex()

	{

		return $this->_activeSheetIndex;

	}

	

	/**

	 * Set active sheet index

	 *

	 * @param int $pIndex Active sheet index

	 * @throws Exception

	 */

	public function setActiveSheetIndex($pIndex = 0)

	{

		if ($pIndex > count($this->_workSheetCollection) - 1) {

			throw new Exception("Active sheet index is out of bounds.");

		} else {

			$this->_activeSheetIndex = $pIndex;

		}

	}

	

	/**

	 * Get sheet names

	 *

	 * @return string[]

	 */

	public function getSheetNames()

	{

		$returnValue = array();

		for ($i = 0; $i < $this->getSheetCount(); $i++) {

			array_push($returnValue, $this->getSheet($i)->getTitle());

		}

		

		return $returnValue;

	}

	

	/**

	 * Add external sheet

	 *

	 * @param PHPExcel_Worksheet $pSheet External sheet to add

	 * @throws Exception

	 */

	public function addExternalSheet(PHPExcel_Worksheet $pSheet) {

		if (!is_null($this->getSheetByName($pSheet->getTitle()))) {

			throw new Exception("Workbook already contains a worksheet named '{$pSheet->getTitle()}'. Rename the external sheet first.");

		}

		

		$pSheet->rebindParent($this);

		$this->addSheet($pSheet);

	}

	

	/**

	 * Get named ranges

	 *

	 * @return PHPExcel_NamedRange[]

	 */

	public function getNamedRanges() {

		return $this->_namedRanges;

	}

	

	/**

	 * Add named range

	 *

	 * @param PHPExcel_NamedRange $namedRange

	 */

	public function addNamedRange(PHPExcel_NamedRange $namedRange) {

		$this->_namedRanges[$namedRange->getName()] = $namedRange;

	}

	

	/**

	 * Get named range

	 *

	 * @param string $namedRange

	 */

	public function getNamedRange($namedRange) {

		if ($namedRange != '' && !is_null($namedRange) && @isset($this->_namedRanges[$namedRange])) {

			return $this->_namedRanges[$namedRange];

		}

		

		return null;

	}

	

	/**

	 * Remove named range

	 *

	 * @param string $namedRange

	 */

	public function removeNamedRange($namedRange) {

		if ($namedRange != '' && !is_null($namedRange) && @isset($this->_namedRanges[$namedRange])) {

			unset($this->_namedRanges[$namedRange]);

		}

	}

	    

	/**

	 * Implement PHP __clone to create a deep clone, not just a shallow copy.

	 */

	public function __clone() {

		$vars = get_object_vars($this);

		foreach ($vars as $key => $value) {

			if (is_object($value)) {

				$this->$key = clone $value;

			} else {

				$this->$key = $value;

			}

		}

	}

}