<?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_Reader

 * @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 root directory */

if (!defined('PHPEXCEL_ROOT')) {

	/**

	 * @ignore

	 */

	define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../');

	require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');

}



/**

 * PHPExcel_Reader_Gnumeric

 *

 * @category	PHPExcel

 * @package		PHPExcel_Reader

 * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)

 */

class PHPExcel_Reader_Gnumeric extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader

{

	/**

	 * Formats

	 *

	 * @var array

	 */

	private $_styles = array();



	/**

	 * Shared Expressions

	 *

	 * @var array

	 */

	private $_expressions = array();



	private $_referenceHelper = null;





	/**

	 * Create a new PHPExcel_Reader_Gnumeric

	 */

	public function __construct() {

		$this->_readFilter 	= new PHPExcel_Reader_DefaultReadFilter();

		$this->_referenceHelper = PHPExcel_ReferenceHelper::getInstance();

	}





	/**

	 * Can the current PHPExcel_Reader_IReader read the file?

	 *

	 * @param 	string 		$pFilename

	 * @return 	boolean

	 * @throws PHPExcel_Reader_Exception

	 */

	public function canRead($pFilename)

	{

		// Check if file exists

		if (!file_exists($pFilename)) {

			throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");

		}



		// Check if gzlib functions are available

		if (!function_exists('gzread')) {

			throw new PHPExcel_Reader_Exception("gzlib library is not enabled");

		}



		// Read signature data (first 3 bytes)

		$fh = fopen($pFilename, 'r');

		$data = fread($fh, 2);

		fclose($fh);



		if ($data != chr(0x1F).chr(0x8B)) {

			return false;

		}



		return true;

	}





	/**

	 * Reads names of the worksheets from a file, without parsing the whole file to a PHPExcel object

	 *

	 * @param 	string 		$pFilename

	 * @throws 	PHPExcel_Reader_Exception

	 */

	public function listWorksheetNames($pFilename)

	{

		// Check if file exists

		if (!file_exists($pFilename)) {

			throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");

		}



		$xml = new XMLReader();

		$xml->open(

			'compress.zlib://'.realpath($pFilename), null, PHPExcel_Settings::getLibXmlLoaderOptions()

		);

		$xml->setParserProperty(2,true);



		$worksheetNames = array();

		while ($xml->read()) {

			if ($xml->name == 'gnm:SheetName' && $xml->nodeType == XMLReader::ELEMENT) {

			    $xml->read();	//	Move onto the value node

				$worksheetNames[] = (string) $xml->value;

			} elseif ($xml->name == 'gnm:Sheets') {

				//	break out of the loop once we've got our sheet names rather than parse the entire file

				break;

			}

		}



		return $worksheetNames;

	}





	/**

	 * Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns)

	 *

	 * @param   string     $pFilename

	 * @throws   PHPExcel_Reader_Exception

	 */

	public function listWorksheetInfo($pFilename)

	{

		// Check if file exists

		if (!file_exists($pFilename)) {

			throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");

		}



		$xml = new XMLReader();

		$xml->open(

			'compress.zlib://'.realpath($pFilename), null, PHPExcel_Settings::getLibXmlLoaderOptions()

		);

		$xml->setParserProperty(2,true);



		$worksheetInfo = array();

		while ($xml->read()) {

			if ($xml->name == 'gnm:Sheet' && $xml->nodeType == XMLReader::ELEMENT) {

				$tmpInfo = array(

					'worksheetName' => '',

					'lastColumnLetter' => 'A',

					'lastColumnIndex' => 0,

					'totalRows' => 0,

					'totalColumns' => 0,

				);



				while ($xml->read()) {

					if ($xml->name == 'gnm:Name' && $xml->nodeType == XMLReader::ELEMENT) {

					    $xml->read();	//	Move onto the value node

						$tmpInfo['worksheetName'] = (string) $xml->value;

					} elseif ($xml->name == 'gnm:MaxCol' && $xml->nodeType == XMLReader::ELEMENT) {

					    $xml->read();	//	Move onto the value node

						$tmpInfo['lastColumnIndex'] = (int) $xml->value;

						$tmpInfo['totalColumns'] = (int) $xml->value + 1;

					} elseif ($xml->name == 'gnm:MaxRow' && $xml->nodeType == XMLReader::ELEMENT) {

					    $xml->read();	//	Move onto the value node

						$tmpInfo['totalRows'] = (int) $xml->value + 1;

						break;

					}

				}

				$tmpInfo['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($tmpInfo['lastColumnIndex']);

				$worksheetInfo[] = $tmpInfo;

			}

		}



		return $worksheetInfo;

	}





	private function _gzfileGetContents($filename) {

		$file = @gzopen($filename, 'rb');

		if ($file !== false) {

			$data = '';

			while (!gzeof($file)) {

				$data .= gzread($file, 1024);

			}

			gzclose($file);

		}

		return $data;

	}





	/**

	 * Loads PHPExcel from file

	 *

	 * @param 	string 		$pFilename

	 * @return 	PHPExcel

	 * @throws 	PHPExcel_Reader_Exception

	 */

	public function load($pFilename)

	{

		// Create new PHPExcel

		$objPHPExcel = new PHPExcel();



		// Load into this instance

		return $this->loadIntoExisting($pFilename, $objPHPExcel);

	}





	/**

	 * Loads PHPExcel from file into PHPExcel instance

	 *

	 * @param 	string 		$pFilename

	 * @param	PHPExcel	$objPHPExcel

	 * @return 	PHPExcel

	 * @throws 	PHPExcel_Reader_Exception

	 */

	public function loadIntoExisting($pFilename, PHPExcel $objPHPExcel)

	{

		// Check if file exists

		if (!file_exists($pFilename)) {

			throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! File does not exist.");

		}



		$timezoneObj = new DateTimeZone('Europe/London');

		$GMT = new DateTimeZone('UTC');



		$gFileData = $this->_gzfileGetContents($pFilename);



//		echo '<pre>';

//		echo htmlentities($gFileData,ENT_QUOTES,'UTF-8');

//		echo '</pre><hr />';

//

		$xml = simplexml_load_string($gFileData, 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());

		$namespacesMeta = $xml->getNamespaces(true);



//		var_dump($namespacesMeta);

//

		$gnmXML = $xml->children($namespacesMeta['gnm']);



		$docProps = $objPHPExcel->getProperties();

		//	Document Properties are held differently, depending on the version of Gnumeric

		if (isset($namespacesMeta['office'])) {

			$officeXML = $xml->children($namespacesMeta['office']);

		    $officeDocXML = $officeXML->{'document-meta'};

			$officeDocMetaXML = $officeDocXML->meta;



			foreach($officeDocMetaXML as $officePropertyData) {



				$officePropertyDC = array();

				if (isset($namespacesMeta['dc'])) {

					$officePropertyDC = $officePropertyData->children($namespacesMeta['dc']);

				}

				foreach($officePropertyDC as $propertyName => $propertyValue) {

					$propertyValue = (string) $propertyValue;

					switch ($propertyName) {

						case 'title' :

								$docProps->setTitle(trim($propertyValue));

								break;

						case 'subject' :

								$docProps->setSubject(trim($propertyValue));

								break;

						case 'creator' :

								$docProps->setCreator(trim($propertyValue));

								$docProps->setLastModifiedBy(trim($propertyValue));

								break;

						case 'date' :

								$creationDate = strtotime(trim($propertyValue));

								$docProps->setCreated($creationDate);

								$docProps->setModified($creationDate);

								break;

						case 'description' :

								$docProps->setDescription(trim($propertyValue));

								break;

					}

				}

				$officePropertyMeta = array();

				if (isset($namespacesMeta['meta'])) {

					$officePropertyMeta = $officePropertyData->children($namespacesMeta['meta']);

				}

				foreach($officePropertyMeta as $propertyName => $propertyValue) {

					$attributes = $propertyValue->attributes($namespacesMeta['meta']);

					$propertyValue = (string) $propertyValue;

					switch ($propertyName) {

						case 'keyword' :

								$docProps->setKeywords(trim($propertyValue));

								break;

						case 'initial-creator' :

								$docProps->setCreator(trim($propertyValue));

								$docProps->setLastModifiedBy(trim($propertyValue));

								break;

						case 'creation-date' :

								$creationDate = strtotime(trim($propertyValue));

								$docProps->setCreated($creationDate);

								$docProps->setModified($creationDate);

								break;

						case 'user-defined' :

								list(,$attrName) = explode(':',$attributes['name']);

								switch ($attrName) {

									case 'publisher' :

											$docProps->setCompany(trim($propertyValue));

											break;

									case 'category' :

											$docProps->setCategory(trim($propertyValue));

											break;

									case 'manager' :

											$docProps->setManager(trim($propertyValue));

											break;

								}

								break;

					}

				}

			}

		} elseif (isset($gnmXML->Summary)) {

			foreach($gnmXML->Summary->Item as $summaryItem) {

				$propertyName = $summaryItem->name;

				$propertyValue = $summaryItem->{'val-string'};

				switch ($propertyName) {

					case 'title' :

						$docProps->setTitle(trim($propertyValue));

						break;

					case 'comments' :

						$docProps->setDescription(trim($propertyValue));

						break;

					case 'keywords' :

						$docProps->setKeywords(trim($propertyValue));

						break;

					case 'category' :

						$docProps->setCategory(trim($propertyValue));

						break;

					case 'manager' :

						$docProps->setManager(trim($propertyValue));

						break;

					case 'author' :

						$docProps->setCreator(trim($propertyValue));

						$docProps->setLastModifiedBy(trim($propertyValue));

						break;

					case 'company' :

						$docProps->setCompany(trim($propertyValue));

						break;

				}

			}

		}



		$worksheetID = 0;

		foreach($gnmXML->Sheets->Sheet as $sheet) {

			$worksheetName = (string) $sheet->Name;

//			echo '<b>Worksheet: ',$worksheetName,'</b><br />';

			if ((isset($this->_loadSheetsOnly)) && (!in_array($worksheetName, $this->_loadSheetsOnly))) {

				continue;

			}



			$maxRow = $maxCol = 0;



			// Create new Worksheet

			$objPHPExcel->createSheet();

			$objPHPExcel->setActiveSheetIndex($worksheetID);

			//	Use false for $updateFormulaCellReferences to prevent adjustment of worksheet references in formula

			//		cells... during the load, all formulae should be correct, and we're simply bringing the worksheet

			//		name in line with the formula, not the reverse

			$objPHPExcel->getActiveSheet()->setTitle($worksheetName,false);



			if ((!$this->_readDataOnly) && (isset($sheet->PrintInformation))) {

				if (isset($sheet->PrintInformation->Margins)) {

					foreach($sheet->PrintInformation->Margins->children('gnm',TRUE) as $key => $margin) {

						$marginAttributes = $margin->attributes();

						$marginSize = 72 / 100;	//	Default

						switch($marginAttributes['PrefUnit']) {

							case 'mm' :

								$marginSize = intval($marginAttributes['Points']) / 100;

								break;

						}

						switch($key) {

							case 'top' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setTop($marginSize);

								break;

							case 'bottom' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setBottom($marginSize);

								break;

							case 'left' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setLeft($marginSize);

								break;

							case 'right' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setRight($marginSize);

								break;

							case 'header' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setHeader($marginSize);

								break;

							case 'footer' :

								$objPHPExcel->getActiveSheet()->getPageMargins()->setFooter($marginSize);

								break;

						}

					}

				}

			}



			foreach($sheet->Cells->Cell as $cell) {

				$cellAttributes = $cell->attributes();

				$row = (int) $cellAttributes->Row + 1;

				$column = (int) $cellAttributes->Col;



				if ($row > $maxRow) $maxRow = $row;

				if ($column > $maxCol) $maxCol = $column;



				$column = PHPExcel_Cell::stringFromColumnIndex($column);



				// Read cell?

				if ($this->getReadFilter() !== NULL) {

					if (!$this->getReadFilter()->readCell($column, $row, $worksheetName)) {

						continue;

					}

				}



				$ValueType = $cellAttributes->ValueType;

				$ExprID = (string) $cellAttributes->ExprID;

//				echo 'Cell ',$column,$row,'<br />';

//				echo 'Type is ',$ValueType,'<br />';

//				echo 'Value is ',$cell,'<br />';

				$type = PHPExcel_Cell_DataType::TYPE_FORMULA;

				if ($ExprID > '') {

					if (((string) $cell) > '') {



						$this->_expressions[$ExprID] = array( 'column'	=> $cellAttributes->Col,

															  'row'		=> $cellAttributes->Row,

															  'formula'	=> (string) $cell

															);

//						echo 'NEW EXPRESSION ',$ExprID,'<br />';

					} else {

						$expression = $this->_expressions[$ExprID];



						$cell = $this->_referenceHelper->updateFormulaReferences( $expression['formula'],

																				  'A1',

																				  $cellAttributes->Col - $expression['column'],

																				  $cellAttributes->Row - $expression['row'],

																				  $worksheetName

																				);

//						echo 'SHARED EXPRESSION ',$ExprID,'<br />';

//						echo 'New Value is ',$cell,'<br />';

					}

					$type = PHPExcel_Cell_DataType::TYPE_FORMULA;

				} else {

					switch($ValueType) {

						case '10' :		//	NULL

							$type = PHPExcel_Cell_DataType::TYPE_NULL;

							break;

						case '20' :		//	Boolean

							$type = PHPExcel_Cell_DataType::TYPE_BOOL;

							$cell = ($cell == 'TRUE') ? True : False;

							break;

						case '30' :		//	Integer

							$cell = intval($cell);

						case '40' :		//	Float

							$type = PHPExcel_Cell_DataType::TYPE_NUMERIC;

							break;

						case '50' :		//	Error

							$type = PHPExcel_Cell_DataType::TYPE_ERROR;

							break;

						case '60' :		//	String

							$type = PHPExcel_Cell_DataType::TYPE_STRING;

							break;

						case '70' :		//	Cell Range

						case '80' :		//	Array

					}

				}

				$objPHPExcel->getActiveSheet()->getCell($column.$row)->setValueExplicit($cell,$type);

			}



			if ((!$this->_readDataOnly) && (isset($sheet->Objects))) {

				foreach($sheet->Objects->children('gnm',TRUE) as $key => $comment) {

					$commentAttributes = $comment->attributes();

					//	Only comment objects are handled at the moment

					if ($commentAttributes->Text) {

						$objPHPExcel->getActiveSheet()->getComment( (string)$commentAttributes->ObjectBound )

															->setAuthor( (string)$commentAttributes->Author )

															->setText($this->_parseRichText((string)$commentAttributes->Text) );

					}

				}

			}

//			echo '$maxCol=',$maxCol,'; $maxRow=',$maxRow,'<br />';

//

			foreach($sheet->Styles->StyleRegion as $styleRegion) {

				$styleAttributes = $styleRegion->attributes();

				if (($styleAttributes['startRow'] <= $maxRow) &&

					($styleAttributes['startCol'] <= $maxCol)) {



					$startColumn = PHPExcel_Cell::stringFromColumnIndex((int) $styleAttributes['startCol']);

					$startRow = $styleAttributes['startRow'] + 1;



					$endColumn = ($styleAttributes['endCol'] > $maxCol) ? $maxCol : (int) $styleAttributes['endCol'];

					$endColumn = PHPExcel_Cell::stringFromColumnIndex($endColumn);

					$endRow = ($styleAttributes['endRow'] > $maxRow) ? $maxRow : $styleAttributes['endRow'];

					$endRow += 1;

					$cellRange = $startColumn.$startRow.':'.$endColumn.$endRow;

//					echo $cellRange,'<br />';



					$styleAttributes = $styleRegion->Style->attributes();

//					var_dump($styleAttributes);

//					echo '<br />';



					//	We still set the number format mask for date/time values, even if _readDataOnly is true

					if ((!$this->_readDataOnly) ||

						(PHPExcel_Shared_Date::isDateTimeFormatCode((string) $styleAttributes['Format']))) {

						$styleArray = array();

						$styleArray['numberformat']['code'] = (string) $styleAttributes['Format'];

						//	If _readDataOnly is false, we set all formatting information

						if (!$this->_readDataOnly) {

							switch($styleAttributes['HAlign']) {

								case '1' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_GENERAL;

									break;

								case '2' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_LEFT;

									break;

								case '4' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_RIGHT;

									break;

								case '8' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_CENTER;

									break;

								case '16' :

								case '64' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_CENTER_CONTINUOUS;

									break;

								case '32' :

									$styleArray['alignment']['horizontal'] = PHPExcel_Style_Alignment::HORIZONTAL_JUSTIFY;

									break;

							}



							switch($styleAttributes['VAlign']) {

								case '1' :

									$styleArray['alignment']['vertical'] = PHPExcel_Style_Alignment::VERTICAL_TOP;

									break;

								case '2' :

									$styleArray['alignment']['vertical'] = PHPExcel_Style_Alignment::VERTICAL_BOTTOM;

									break;

								case '4' :

									$styleArray['alignment']['vertical'] = PHPExcel_Style_Alignment::VERTICAL_CENTER;

									break;

								case '8' :

									$styleArray['alignment']['vertical'] = PHPExcel_Style_Alignment::VERTICAL_JUSTIFY;

									break;

							}



							$styleArray['alignment']['wrap'] = ($styleAttributes['WrapText'] == '1') ? True : False;

							$styleArray['alignment']['shrinkToFit'] = ($styleAttributes['ShrinkToFit'] == '1') ? True : False;

							$styleArray['alignment']['indent'] = (intval($styleAttributes["Indent"]) > 0) ? $styleAttributes["indent"] : 0;



							$RGB = self::_parseGnumericColour($styleAttributes["Fore"]);

							$styleArray['font']['color']['rgb'] = $RGB;

							$RGB = self::_parseGnumericColour($styleAttributes["Back"]);

							$shade = $styleAttributes["Shade"];

							if (($RGB != '000000') || ($shade != '0')) {

								$styleArray['fill']['color']['rgb'] = $styleArray['fill']['startcolor']['rgb'] = $RGB;

								$RGB2 = self::_parseGnumericColour($styleAttributes["PatternColor"]);

								$styleArray['fill']['endcolor']['rgb'] = $RGB2;

								switch($shade) {

									case '1' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_SOLID;

										break;

									case '2' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_GRADIENT_LINEAR;

										break;

									case '3' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_GRADIENT_PATH;

										break;

									case '4' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKDOWN;

										break;

									case '5' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKGRAY;

										break;

									case '6' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKGRID;

										break;

									case '7' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKHORIZONTAL;

										break;

									case '8' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKTRELLIS;

										break;

									case '9' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKUP;

										break;

									case '10' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_DARKVERTICAL;

										break;

									case '11' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_GRAY0625;

										break;

									case '12' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_GRAY125;

										break;

									case '13' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTDOWN;

										break;

									case '14' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTGRAY;

										break;

									case '15' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTGRID;

										break;

									case '16' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTHORIZONTAL;

										break;

									case '17' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTTRELLIS;

										break;

									case '18' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTUP;

										break;

									case '19' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_LIGHTVERTICAL;

										break;

									case '20' :

										$styleArray['fill']['type'] = PHPExcel_Style_Fill::FILL_PATTERN_MEDIUMGRAY;

										break;

								}

							}



							$fontAttributes = $styleRegion->Style->Font->attributes();

//							var_dump($fontAttributes);

//							echo '<br />';

							$styleArray['font']['name'] = (string) $styleRegion->Style->Font;

							$styleArray['font']['size'] = intval($fontAttributes['Unit']);

							$styleArray['font']['bold'] = ($fontAttributes['Bold'] == '1') ? True : False;

							$styleArray['font']['italic'] = ($fontAttributes['Italic'] == '1') ? True : False;

							$styleArray['font']['strike'] = ($fontAttributes['StrikeThrough'] == '1') ? True : False;

							switch($fontAttributes['Underline']) {

								case '1' :

									$styleArray['font']['underline'] = PHPExcel_Style_Font::UNDERLINE_SINGLE;

									break;

								case '2' :

									$styleArray['font']['underline'] = PHPExcel_Style_Font::UNDERLINE_DOUBLE;

									break;

								case '3' :

									$styleArray['font']['underline'] = PHPExcel_Style_Font::UNDERLINE_SINGLEACCOUNTING;

									break;

								case '4' :

									$styleArray['font']['underline'] = PHPExcel_Style_Font::UNDERLINE_DOUBLEACCOUNTING;

									break;

								default :

									$styleArray['font']['underline'] = PHPExcel_Style_Font::UNDERLINE_NONE;

									break;

							}

							switch($fontAttributes['Script']) {

								case '1' :

									$styleArray['font']['superScript'] = True;

									break;

								case '-1' :

									$styleArray['font']['subScript'] = True;

									break;

							}



							if (isset($styleRegion->Style->StyleBorder)) {

								if (isset($styleRegion->Style->StyleBorder->Top)) {

									$styleArray['borders']['top'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Top->attributes());

								}

								if (isset($styleRegion->Style->StyleBorder->Bottom)) {

									$styleArray['borders']['bottom'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Bottom->attributes());

								}

								if (isset($styleRegion->Style->StyleBorder->Left)) {

									$styleArray['borders']['left'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Left->attributes());

								}

								if (isset($styleRegion->Style->StyleBorder->Right)) {

									$styleArray['borders']['right'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Right->attributes());

								}

								if ((isset($styleRegion->Style->StyleBorder->Diagonal)) && (isset($styleRegion->Style->StyleBorder->{'Rev-Diagonal'}))) {

									$styleArray['borders']['diagonal'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Diagonal->attributes());

									$styleArray['borders']['diagonaldirection'] = PHPExcel_Style_Borders::DIAGONAL_BOTH;

								} elseif (isset($styleRegion->Style->StyleBorder->Diagonal)) {

									$styleArray['borders']['diagonal'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->Diagonal->attributes());

									$styleArray['borders']['diagonaldirection'] = PHPExcel_Style_Borders::DIAGONAL_UP;

								} elseif (isset($styleRegion->Style->StyleBorder->{'Rev-Diagonal'})) {

									$styleArray['borders']['diagonal'] = self::_parseBorderAttributes($styleRegion->Style->StyleBorder->{'Rev-Diagonal'}->attributes());

									$styleArray['borders']['diagonaldirection'] = PHPExcel_Style_Borders::DIAGONAL_DOWN;

								}

							}

							if (isset($styleRegion->Style->HyperLink)) {

								//	TO DO

								$hyperlink = $styleRegion->Style->HyperLink->attributes();

							}

						}

//						var_dump($styleArray);

//						echo '<br />';

						$objPHPExcel->getActiveSheet()->getStyle($cellRange)->applyFromArray($styleArray);

					}

				}

			}



			if ((!$this->_readDataOnly) && (isset($sheet->Cols))) {

				//	Column Widths

				$columnAttributes = $sheet->Cols->attributes();

				$defaultWidth = $columnAttributes['DefaultSizePts']  / 5.4;

				$c = 0;

				foreach($sheet->Cols->ColInfo as $columnOverride) {

					$columnAttributes = $columnOverride->attributes();

					$column = $columnAttributes['No'];

					$columnWidth = $columnAttributes['Unit']  / 5.4;

					$hidden = ((isset($columnAttributes['Hidden'])) && ($columnAttributes['Hidden'] == '1')) ? true : false;

					$columnCount = (isset($columnAttributes['Count'])) ? $columnAttributes['Count'] : 1;

					while ($c < $column) {

						$objPHPExcel->getActiveSheet()->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($c))->setWidth($defaultWidth);

						++$c;

					}

					while (($c < ($column+$columnCount)) && ($c <= $maxCol)) {

						$objPHPExcel->getActiveSheet()->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($c))->setWidth($columnWidth);

						if ($hidden) {

							$objPHPExcel->getActiveSheet()->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($c))->setVisible(false);

						}

						++$c;

					}

				}

				while ($c <= $maxCol) {

					$objPHPExcel->getActiveSheet()->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($c))->setWidth($defaultWidth);

					++$c;

				}

			}



			if ((!$this->_readDataOnly) && (isset($sheet->Rows))) {

				//	Row Heights

				$rowAttributes = $sheet->Rows->attributes();

				$defaultHeight = $rowAttributes['DefaultSizePts'];

				$r = 0;



				foreach($sheet->Rows->RowInfo as $rowOverride) {

					$rowAttributes = $rowOverride->attributes();

					$row = $rowAttributes['No'];

					$rowHeight = $rowAttributes['Unit'];

					$hidden = ((isset($rowAttributes['Hidden'])) && ($rowAttributes['Hidden'] == '1')) ? true : false;

					$rowCount = (isset($rowAttributes['Count'])) ? $rowAttributes['Count'] : 1;

					while ($r < $row) {

						++$r;

						$objPHPExcel->getActiveSheet()->getRowDimension($r)->setRowHeight($defaultHeight);

					}

					while (($r < ($row+$rowCount)) && ($r < $maxRow)) {

						++$r;

						$objPHPExcel->getActiveSheet()->getRowDimension($r)->setRowHeight($rowHeight);

						if ($hidden) {

							$objPHPExcel->getActiveSheet()->getRowDimension($r)->setVisible(false);

						}

					}

				}

				while ($r < $maxRow) {

					++$r;

					$objPHPExcel->getActiveSheet()->getRowDimension($r)->setRowHeight($defaultHeight);

				}

			}



			//	Handle Merged Cells in this worksheet

			if (isset($sheet->MergedRegions)) {

				foreach($sheet->MergedRegions->Merge as $mergeCells) {

					if (strpos($mergeCells,':') !== FALSE) {

						$objPHPExcel->getActiveSheet()->mergeCells($mergeCells);

					}

				}

			}



			$worksheetID++;

		}



		//	Loop through definedNames (global named ranges)

		if (isset($gnmXML->Names)) {

			foreach($gnmXML->Names->Name as $namedRange) {

				$name = (string) $namedRange->name;

				$range = (string) $namedRange->value;

				if (stripos($range, '#REF!') !== false) {

					continue;

				}



				$range = explode('!',$range);

				$range[0] = trim($range[0],"'");;

				if ($worksheet = $objPHPExcel->getSheetByName($range[0])) {

					$extractedRange = str_replace('$', '', $range[1]);

					$objPHPExcel->addNamedRange( new PHPExcel_NamedRange($name, $worksheet, $extractedRange) );

				}

			}

		}





		// Return

		return $objPHPExcel;

	}





	private static function _parseBorderAttributes($borderAttributes)

	{

		$styleArray = array();



		if (isset($borderAttributes["Color"])) {

			$RGB = self::_parseGnumericColour($borderAttributes["Color"]);

			$styleArray['color']['rgb'] = $RGB;

		}



		switch ($borderAttributes["Style"]) {

			case '0' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_NONE;

				break;

			case '1' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_THIN;

				break;

			case '2' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_MEDIUM;

				break;

			case '4' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_DASHED;

				break;

			case '5' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_THICK;

				break;

			case '6' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_DOUBLE;

				break;

			case '7' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_DOTTED;

				break;

			case '9' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_DASHDOT;

				break;

			case '10' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_MEDIUMDASHDOT;

				break;

			case '11' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_DASHDOTDOT;

				break;

			case '12' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_MEDIUMDASHDOTDOT;

				break;

			case '13' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_MEDIUMDASHDOTDOT;

				break;

			case '3' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_SLANTDASHDOT;

				break;

			case '8' :

				$styleArray['style'] = PHPExcel_Style_Border::BORDER_MEDIUMDASHED;

				break;

		}

		return $styleArray;

	}





	private function _parseRichText($is = '') {

		$value = new PHPExcel_RichText();



		$value->createText($is);



		return $value;

	}





	private static function _parseGnumericColour($gnmColour) {

		list($gnmR,$gnmG,$gnmB) = explode(':',$gnmColour);

		$gnmR = substr(str_pad($gnmR,4,'0',STR_PAD_RIGHT),0,2);

		$gnmG = substr(str_pad($gnmG,4,'0',STR_PAD_RIGHT),0,2);

		$gnmB = substr(str_pad($gnmB,4,'0',STR_PAD_RIGHT),0,2);

		$RGB = $gnmR.$gnmG.$gnmB;

//		echo 'Excel Colour: ',$RGB,'<br />';

		return $RGB;

	}



}

