Gnumeric.php in Loft Data Grids 7.2

Same filename and directory in other branches
6.2 vendor/phpoffice/phpexcel/Classes/PHPExcel/Reader/Gnumeric.php
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vendor/phpoffice/phpexcel/Classes/PHPExcel/Reader/Gnumeric.php
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<?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    ##VERSION##, ##DATE##
 */

/** 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();
    $xml
      ->xml($this
      ->securityScanFile('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();
    $xml
      ->xml($this
      ->securityScanFile('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 />';
    //
    $xml = simplexml_load_string($this
      ->securityScan($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':
          }
        }
        $objPHPExcel
          ->getActiveSheet()
          ->getCell($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;
  }

}
Classes

Name	Description
PHPExcel_Reader_Gnumeric	PHPExcel_Reader_Gnumeric
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Gnumeric.php in Loft Data Grids 7.2

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