OOCalc.php in Loft Data Grids 7.2

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6.2 vendor/phpoffice/phpexcel/Classes/PHPExcel/Reader/OOCalc.php
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vendor/phpoffice/phpexcel/Classes/PHPExcel/Reader/OOCalc.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_OOCalc
 *
 * @category	PHPExcel
 * @package		PHPExcel_Reader
 * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Reader_OOCalc extends PHPExcel_Reader_Abstract implements PHPExcel_Reader_IReader {

  /**
   * Formats
   *
   * @var array
   */
  private $_styles = array();

  /**
   * Create a new PHPExcel_Reader_OOCalc
   */
  public function __construct() {
    $this->_readFilter = new PHPExcel_Reader_DefaultReadFilter();
  }

  /**
   * 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.");
    }
    $zipClass = PHPExcel_Settings::getZipClass();

    // Check if zip class exists
    //		if (!class_exists($zipClass, FALSE)) {
    //			throw new PHPExcel_Reader_Exception($zipClass . " library is not enabled");
    //		}
    $mimeType = 'UNKNOWN';

    // Load file
    $zip = new $zipClass();
    if ($zip
      ->open($pFilename) === true) {

      // check if it is an OOXML archive
      $stat = $zip
        ->statName('mimetype');
      if ($stat && $stat['size'] <= 255) {
        $mimeType = $zip
          ->getFromName($stat['name']);
      }
      elseif ($stat = $zip
        ->statName('META-INF/manifest.xml')) {
        $xml = simplexml_load_string($this
          ->securityScan($zip
          ->getFromName('META-INF/manifest.xml')), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
        $namespacesContent = $xml
          ->getNamespaces(true);
        if (isset($namespacesContent['manifest'])) {
          $manifest = $xml
            ->children($namespacesContent['manifest']);
          foreach ($manifest as $manifestDataSet) {
            $manifestAttributes = $manifestDataSet
              ->attributes($namespacesContent['manifest']);
            if ($manifestAttributes->{'full-path'} == '/') {
              $mimeType = (string) $manifestAttributes->{'media-type'};
              break;
            }
          }
        }
      }
      $zip
        ->close();
      return $mimeType === 'application/vnd.oasis.opendocument.spreadsheet';
    }
    return FALSE;
  }

  /**
   * 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.");
    }
    $zipClass = PHPExcel_Settings::getZipClass();
    $zip = new $zipClass();
    if (!$zip
      ->open($pFilename)) {
      throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
    }
    $worksheetNames = array();
    $xml = new XMLReader();
    $res = $xml
      ->xml($this
      ->securityScanFile('zip://' . realpath($pFilename) . '#content.xml'), null, PHPExcel_Settings::getLibXmlLoaderOptions());
    $xml
      ->setParserProperty(2, true);

    //	Step into the first level of content of the XML
    $xml
      ->read();
    while ($xml
      ->read()) {

      //	Quickly jump through to the office:body node
      while ($xml->name !== 'office:body') {
        if ($xml->isEmptyElement) {
          $xml
            ->read();
        }
        else {
          $xml
            ->next();
        }
      }

      //	Now read each node until we find our first table:table node
      while ($xml
        ->read()) {
        if ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT) {

          //	Loop through each table:table node reading the table:name attribute for each worksheet name
          do {
            $worksheetNames[] = $xml
              ->getAttribute('table:name');
            $xml
              ->next();
          } while ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT);
        }
      }
    }
    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.");
    }
    $worksheetInfo = array();
    $zipClass = PHPExcel_Settings::getZipClass();
    $zip = new $zipClass();
    if (!$zip
      ->open($pFilename)) {
      throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
    }
    $xml = new XMLReader();
    $res = $xml
      ->xml($this
      ->securityScanFile('zip://' . realpath($pFilename) . '#content.xml'), null, PHPExcel_Settings::getLibXmlLoaderOptions());
    $xml
      ->setParserProperty(2, true);

    //	Step into the first level of content of the XML
    $xml
      ->read();
    while ($xml
      ->read()) {

      //	Quickly jump through to the office:body node
      while ($xml->name !== 'office:body') {
        if ($xml->isEmptyElement) {
          $xml
            ->read();
        }
        else {
          $xml
            ->next();
        }
      }

      //	Now read each node until we find our first table:table node
      while ($xml
        ->read()) {
        if ($xml->name == 'table:table' && $xml->nodeType == XMLReader::ELEMENT) {
          $worksheetNames[] = $xml
            ->getAttribute('table:name');
          $tmpInfo = array(
            'worksheetName' => $xml
              ->getAttribute('table:name'),
            'lastColumnLetter' => 'A',
            'lastColumnIndex' => 0,
            'totalRows' => 0,
            'totalColumns' => 0,
          );

          //	Loop through each child node of the table:table element reading
          $currCells = 0;
          do {
            $xml
              ->read();
            if ($xml->name == 'table:table-row' && $xml->nodeType == XMLReader::ELEMENT) {
              $rowspan = $xml
                ->getAttribute('table:number-rows-repeated');
              $rowspan = empty($rowspan) ? 1 : $rowspan;
              $tmpInfo['totalRows'] += $rowspan;
              $tmpInfo['totalColumns'] = max($tmpInfo['totalColumns'], $currCells);
              $currCells = 0;

              //	Step into the row
              $xml
                ->read();
              do {
                if ($xml->name == 'table:table-cell' && $xml->nodeType == XMLReader::ELEMENT) {
                  if (!$xml->isEmptyElement) {
                    $currCells++;
                    $xml
                      ->next();
                  }
                  else {
                    $xml
                      ->read();
                  }
                }
                elseif ($xml->name == 'table:covered-table-cell' && $xml->nodeType == XMLReader::ELEMENT) {
                  $mergeSize = $xml
                    ->getAttribute('table:number-columns-repeated');
                  $currCells += $mergeSize;
                  $xml
                    ->read();
                }
              } while ($xml->name != 'table:table-row');
            }
          } while ($xml->name != 'table:table');
          $tmpInfo['totalColumns'] = max($tmpInfo['totalColumns'], $currCells);
          $tmpInfo['lastColumnIndex'] = $tmpInfo['totalColumns'] - 1;
          $tmpInfo['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($tmpInfo['lastColumnIndex']);
          $worksheetInfo[] = $tmpInfo;
        }
      }

      //				foreach($workbookData->table as $worksheetDataSet) {
      //					$worksheetData = $worksheetDataSet->children($namespacesContent['table']);
      //					$worksheetDataAttributes = $worksheetDataSet->attributes($namespacesContent['table']);
      //
      //					$rowIndex = 0;
      //					foreach ($worksheetData as $key => $rowData) {
      //						switch ($key) {
      //							case 'table-row' :
      //								$rowDataTableAttributes = $rowData->attributes($namespacesContent['table']);
      //								$rowRepeats = (isset($rowDataTableAttributes['number-rows-repeated'])) ?
      //										$rowDataTableAttributes['number-rows-repeated'] : 1;
      //								$columnIndex = 0;
      //
      //								foreach ($rowData as $key => $cellData) {
      //									$cellDataTableAttributes = $cellData->attributes($namespacesContent['table']);
      //									$colRepeats = (isset($cellDataTableAttributes['number-columns-repeated'])) ?
      //										$cellDataTableAttributes['number-columns-repeated'] : 1;
      //									$cellDataOfficeAttributes = $cellData->attributes($namespacesContent['office']);
      //									if (isset($cellDataOfficeAttributes['value-type'])) {
      //										$tmpInfo['lastColumnIndex'] = max($tmpInfo['lastColumnIndex'], $columnIndex + $colRepeats - 1);
      //										$tmpInfo['totalRows'] = max($tmpInfo['totalRows'], $rowIndex + $rowRepeats);
      //									}
      //									$columnIndex += $colRepeats;
      //								}
      //								$rowIndex += $rowRepeats;
      //								break;
      //						}
      //					}
      //
      //					$tmpInfo['lastColumnLetter'] = PHPExcel_Cell::stringFromColumnIndex($tmpInfo['lastColumnIndex']);
      //					$tmpInfo['totalColumns'] = $tmpInfo['lastColumnIndex'] + 1;
      //
      //				}
      //			}
    }
    return $worksheetInfo;
  }

  /**
   * 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, $objPHPExcel);
  }
  private static function identifyFixedStyleValue($styleList, &$styleAttributeValue) {
    $styleAttributeValue = strtolower($styleAttributeValue);
    foreach ($styleList as $style) {
      if ($styleAttributeValue == strtolower($style)) {
        $styleAttributeValue = $style;
        return true;
      }
    }
    return false;
  }

  /**
   * 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');
    $zipClass = PHPExcel_Settings::getZipClass();
    $zip = new $zipClass();
    if (!$zip
      ->open($pFilename)) {
      throw new PHPExcel_Reader_Exception("Could not open " . $pFilename . " for reading! Error opening file.");
    }

    //		echo '<h1>Meta Information</h1>';
    $xml = simplexml_load_string($this
      ->securityScan($zip
      ->getFromName("meta.xml")), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
    $namespacesMeta = $xml
      ->getNamespaces(true);

    //		echo '<pre>';
    //		print_r($namespacesMeta);
    //		echo '</pre><hr />';
    $docProps = $objPHPExcel
      ->getProperties();
    $officeProperty = $xml
      ->children($namespacesMeta['office']);
    foreach ($officeProperty 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':
            $docProps
              ->setTitle($propertyValue);
            break;
          case 'subject':
            $docProps
              ->setSubject($propertyValue);
            break;
          case 'creator':
            $docProps
              ->setCreator($propertyValue);
            $docProps
              ->setLastModifiedBy($propertyValue);
            break;
          case 'date':
            $creationDate = strtotime($propertyValue);
            $docProps
              ->setCreated($creationDate);
            $docProps
              ->setModified($creationDate);
            break;
          case 'description':
            $docProps
              ->setDescription($propertyValue);
            break;
        }
      }
      $officePropertyMeta = array();
      if (isset($namespacesMeta['dc'])) {
        $officePropertyMeta = $officePropertyData
          ->children($namespacesMeta['meta']);
      }
      foreach ($officePropertyMeta as $propertyName => $propertyValue) {
        $propertyValueAttributes = $propertyValue
          ->attributes($namespacesMeta['meta']);
        $propertyValue = (string) $propertyValue;
        switch ($propertyName) {
          case 'initial-creator':
            $docProps
              ->setCreator($propertyValue);
            break;
          case 'keyword':
            $docProps
              ->setKeywords($propertyValue);
            break;
          case 'creation-date':
            $creationDate = strtotime($propertyValue);
            $docProps
              ->setCreated($creationDate);
            break;
          case 'user-defined':
            $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_STRING;
            foreach ($propertyValueAttributes as $key => $value) {
              if ($key == 'name') {
                $propertyValueName = (string) $value;
              }
              elseif ($key == 'value-type') {
                switch ($value) {
                  case 'date':
                    $propertyValue = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'date');
                    $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_DATE;
                    break;
                  case 'boolean':
                    $propertyValue = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'bool');
                    $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_BOOLEAN;
                    break;
                  case 'float':
                    $propertyValue = PHPExcel_DocumentProperties::convertProperty($propertyValue, 'r4');
                    $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_FLOAT;
                    break;
                  default:
                    $propertyValueType = PHPExcel_DocumentProperties::PROPERTY_TYPE_STRING;
                }
              }
            }
            $docProps
              ->setCustomProperty($propertyValueName, $propertyValue, $propertyValueType);
            break;
        }
      }
    }

    //		echo '<h1>Workbook Content</h1>';
    $xml = simplexml_load_string($this
      ->securityScan($zip
      ->getFromName("content.xml")), 'SimpleXMLElement', PHPExcel_Settings::getLibXmlLoaderOptions());
    $namespacesContent = $xml
      ->getNamespaces(true);

    //		echo '<pre>';
    //		print_r($namespacesContent);
    //		echo '</pre><hr />';
    $workbook = $xml
      ->children($namespacesContent['office']);
    foreach ($workbook->body->spreadsheet as $workbookData) {
      $workbookData = $workbookData
        ->children($namespacesContent['table']);
      $worksheetID = 0;
      foreach ($workbookData->table as $worksheetDataSet) {
        $worksheetData = $worksheetDataSet
          ->children($namespacesContent['table']);

        //				print_r($worksheetData);
        //				echo '<br />';
        $worksheetDataAttributes = $worksheetDataSet
          ->attributes($namespacesContent['table']);

        //				print_r($worksheetDataAttributes);
        //				echo '<br />';
        if (isset($this->_loadSheetsOnly) && isset($worksheetDataAttributes['name']) && !in_array($worksheetDataAttributes['name'], $this->_loadSheetsOnly)) {
          continue;
        }

        //				echo '<h2>Worksheet '.$worksheetDataAttributes['name'].'</h2>';
        // Create new Worksheet
        $objPHPExcel
          ->createSheet();
        $objPHPExcel
          ->setActiveSheetIndex($worksheetID);
        if (isset($worksheetDataAttributes['name'])) {
          $worksheetName = (string) $worksheetDataAttributes['name'];

          //	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);
        }
        $rowID = 1;
        foreach ($worksheetData as $key => $rowData) {

          //					echo '<b>'.$key.'</b><br />';
          switch ($key) {
            case 'table-header-rows':
              foreach ($rowData as $key => $cellData) {
                $rowData = $cellData;
                break;
              }
            case 'table-row':
              $rowDataTableAttributes = $rowData
                ->attributes($namespacesContent['table']);
              $rowRepeats = isset($rowDataTableAttributes['number-rows-repeated']) ? $rowDataTableAttributes['number-rows-repeated'] : 1;
              $columnID = 'A';
              foreach ($rowData as $key => $cellData) {
                if ($this
                  ->getReadFilter() !== NULL) {
                  if (!$this
                    ->getReadFilter()
                    ->readCell($columnID, $rowID, $worksheetName)) {
                    continue;
                  }
                }

                //								echo '<b>'.$columnID.$rowID.'</b><br />';
                $cellDataText = isset($namespacesContent['text']) ? $cellData
                  ->children($namespacesContent['text']) : '';
                $cellDataOffice = $cellData
                  ->children($namespacesContent['office']);
                $cellDataOfficeAttributes = $cellData
                  ->attributes($namespacesContent['office']);
                $cellDataTableAttributes = $cellData
                  ->attributes($namespacesContent['table']);

                //								echo 'Office Attributes: ';
                //								print_r($cellDataOfficeAttributes);
                //								echo '<br />Table Attributes: ';
                //								print_r($cellDataTableAttributes);
                //								echo '<br />Cell Data Text';
                //								print_r($cellDataText);
                //								echo '<br />';
                //
                $type = $formatting = $hyperlink = null;
                $hasCalculatedValue = false;
                $cellDataFormula = '';
                if (isset($cellDataTableAttributes['formula'])) {
                  $cellDataFormula = $cellDataTableAttributes['formula'];
                  $hasCalculatedValue = true;
                }
                if (isset($cellDataOffice->annotation)) {

                  //									echo 'Cell has comment<br />';
                  $annotationText = $cellDataOffice->annotation
                    ->children($namespacesContent['text']);
                  $textArray = array();
                  foreach ($annotationText as $t) {
                    if (isset($t->span)) {
                      foreach ($t->span as $text) {
                        $textArray[] = (string) $text;
                      }
                    }
                    else {
                      $textArray[] = (string) $t;
                    }
                  }
                  $text = implode("\n", $textArray);

                  //									echo $text,'<br />';
                  $objPHPExcel
                    ->getActiveSheet()
                    ->getComment($columnID . $rowID)
                    ->setText($this
                    ->_parseRichText($text));
                }
                if (isset($cellDataText->p)) {

                  // Consolidate if there are multiple p records (maybe with spans as well)
                  $dataArray = array();

                  // Text can have multiple text:p and within those, multiple text:span.
                  // text:p newlines, but text:span does not.
                  // Also, here we assume there is no text data is span fields are specified, since
                  // we have no way of knowing proper positioning anyway.
                  foreach ($cellDataText->p as $pData) {
                    if (isset($pData->span)) {

                      // span sections do not newline, so we just create one large string here
                      $spanSection = "";
                      foreach ($pData->span as $spanData) {
                        $spanSection .= $spanData;
                      }
                      array_push($dataArray, $spanSection);
                    }
                    else {
                      array_push($dataArray, $pData);
                    }
                  }
                  $allCellDataText = implode($dataArray, "\n");

                  //									echo 'Value Type is '.$cellDataOfficeAttributes['value-type'].'<br />';
                  switch ($cellDataOfficeAttributes['value-type']) {
                    case 'string':
                      $type = PHPExcel_Cell_DataType::TYPE_STRING;
                      $dataValue = $allCellDataText;
                      if (isset($dataValue->a)) {
                        $dataValue = $dataValue->a;
                        $cellXLinkAttributes = $dataValue
                          ->attributes($namespacesContent['xlink']);
                        $hyperlink = $cellXLinkAttributes['href'];
                      }
                      break;
                    case 'boolean':
                      $type = PHPExcel_Cell_DataType::TYPE_BOOL;
                      $dataValue = $allCellDataText == 'TRUE' ? True : False;
                      break;
                    case 'percentage':
                      $type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                      $dataValue = (double) $cellDataOfficeAttributes['value'];
                      if (floor($dataValue) == $dataValue) {
                        $dataValue = (int) $dataValue;
                      }
                      $formatting = PHPExcel_Style_NumberFormat::FORMAT_PERCENTAGE_00;
                      break;
                    case 'currency':
                      $type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                      $dataValue = (double) $cellDataOfficeAttributes['value'];
                      if (floor($dataValue) == $dataValue) {
                        $dataValue = (int) $dataValue;
                      }
                      $formatting = PHPExcel_Style_NumberFormat::FORMAT_CURRENCY_USD_SIMPLE;
                      break;
                    case 'float':
                      $type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                      $dataValue = (double) $cellDataOfficeAttributes['value'];
                      if (floor($dataValue) == $dataValue) {
                        if ($dataValue == (int) $dataValue) {
                          $dataValue = (int) $dataValue;
                        }
                        else {
                          $dataValue = (double) $dataValue;
                        }
                      }
                      break;
                    case 'date':
                      $type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                      $dateObj = new DateTime($cellDataOfficeAttributes['date-value'], $GMT);
                      $dateObj
                        ->setTimeZone($timezoneObj);
                      list($year, $month, $day, $hour, $minute, $second) = explode(' ', $dateObj
                        ->format('Y m d H i s'));
                      $dataValue = PHPExcel_Shared_Date::FormattedPHPToExcel($year, $month, $day, $hour, $minute, $second);
                      if ($dataValue != floor($dataValue)) {
                        $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15 . ' ' . PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4;
                      }
                      else {
                        $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15;
                      }
                      break;
                    case 'time':
                      $type = PHPExcel_Cell_DataType::TYPE_NUMERIC;
                      $dataValue = PHPExcel_Shared_Date::PHPToExcel(strtotime('01-01-1970 ' . implode(':', sscanf($cellDataOfficeAttributes['time-value'], 'PT%dH%dM%dS'))));
                      $formatting = PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4;
                      break;
                  }

                  //									echo 'Data value is '.$dataValue.'<br />';
                  //									if ($hyperlink !== NULL) {
                  //										echo 'Hyperlink is '.$hyperlink.'<br />';
                  //									}
                }
                else {
                  $type = PHPExcel_Cell_DataType::TYPE_NULL;
                  $dataValue = NULL;
                }
                if ($hasCalculatedValue) {
                  $type = PHPExcel_Cell_DataType::TYPE_FORMULA;

                  //									echo 'Formula: ', $cellDataFormula, PHP_EOL;
                  $cellDataFormula = substr($cellDataFormula, strpos($cellDataFormula, ':=') + 1);
                  $temp = explode('"', $cellDataFormula);
                  $tKey = false;
                  foreach ($temp as &$value) {

                    //	Only replace in alternate array entries (i.e. non-quoted blocks)
                    if ($tKey = !$tKey) {
                      $value = preg_replace('/\\[([^\\.]+)\\.([^\\.]+):\\.([^\\.]+)\\]/Ui', '$1!$2:$3', $value);

                      //  Cell range reference in another sheet
                      $value = preg_replace('/\\[([^\\.]+)\\.([^\\.]+)\\]/Ui', '$1!$2', $value);

                      //  Cell reference in another sheet
                      $value = preg_replace('/\\[\\.([^\\.]+):\\.([^\\.]+)\\]/Ui', '$1:$2', $value);

                      //  Cell range reference
                      $value = preg_replace('/\\[\\.([^\\.]+)\\]/Ui', '$1', $value);

                      //  Simple cell reference
                      $value = PHPExcel_Calculation::_translateSeparator(';', ',', $value, $inBraces);
                    }
                  }
                  unset($value);

                  //	Then rebuild the formula string
                  $cellDataFormula = implode('"', $temp);

                  //									echo 'Adjusted Formula: ', $cellDataFormula, PHP_EOL;
                }
                $colRepeats = isset($cellDataTableAttributes['number-columns-repeated']) ? $cellDataTableAttributes['number-columns-repeated'] : 1;
                if ($type !== NULL) {
                  for ($i = 0; $i < $colRepeats; ++$i) {
                    if ($i > 0) {
                      ++$columnID;
                    }
                    if ($type !== PHPExcel_Cell_DataType::TYPE_NULL) {
                      for ($rowAdjust = 0; $rowAdjust < $rowRepeats; ++$rowAdjust) {
                        $rID = $rowID + $rowAdjust;
                        $objPHPExcel
                          ->getActiveSheet()
                          ->getCell($columnID . $rID)
                          ->setValueExplicit($hasCalculatedValue ? $cellDataFormula : $dataValue, $type);
                        if ($hasCalculatedValue) {

                          //													echo 'Forumla result is '.$dataValue.'<br />';
                          $objPHPExcel
                            ->getActiveSheet()
                            ->getCell($columnID . $rID)
                            ->setCalculatedValue($dataValue);
                        }
                        if ($formatting !== NULL) {
                          $objPHPExcel
                            ->getActiveSheet()
                            ->getStyle($columnID . $rID)
                            ->getNumberFormat()
                            ->setFormatCode($formatting);
                        }
                        else {
                          $objPHPExcel
                            ->getActiveSheet()
                            ->getStyle($columnID . $rID)
                            ->getNumberFormat()
                            ->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_GENERAL);
                        }
                        if ($hyperlink !== NULL) {
                          $objPHPExcel
                            ->getActiveSheet()
                            ->getCell($columnID . $rID)
                            ->getHyperlink()
                            ->setUrl($hyperlink);
                        }
                      }
                    }
                  }
                }

                //	Merged cells
                if (isset($cellDataTableAttributes['number-columns-spanned']) || isset($cellDataTableAttributes['number-rows-spanned'])) {
                  if ($type !== PHPExcel_Cell_DataType::TYPE_NULL || !$this->_readDataOnly) {
                    $columnTo = $columnID;
                    if (isset($cellDataTableAttributes['number-columns-spanned'])) {
                      $columnTo = PHPExcel_Cell::stringFromColumnIndex(PHPExcel_Cell::columnIndexFromString($columnID) + $cellDataTableAttributes['number-columns-spanned'] - 2);
                    }
                    $rowTo = $rowID;
                    if (isset($cellDataTableAttributes['number-rows-spanned'])) {
                      $rowTo = $rowTo + $cellDataTableAttributes['number-rows-spanned'] - 1;
                    }
                    $cellRange = $columnID . $rowID . ':' . $columnTo . $rowTo;
                    $objPHPExcel
                      ->getActiveSheet()
                      ->mergeCells($cellRange);
                  }
                }
                ++$columnID;
              }
              $rowID += $rowRepeats;
              break;
          }
        }
        ++$worksheetID;
      }
    }

    // Return
    return $objPHPExcel;
  }
  private function _parseRichText($is = '') {
    $value = new PHPExcel_RichText();
    $value
      ->createText($is);
    return $value;
  }

}
Classes

Name	Description
PHPExcel_Reader_OOCalc	PHPExcel_Reader_OOCalc
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OOCalc.php in Loft Data Grids 7.2

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