PHPExcel.php

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<?php
if (!defined('PHPEXCEL_ROOT')) {
    define('PHPEXCEL_ROOT', dirname(__FILE__) . '/');
    require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
}
 
 
class PHPExcel
{
    private $_uniqueID;
 
    private $_properties;
 
    private $_security;
 
    private $_workSheetCollection = array();
 
        private $_calculationEngine = NULL;
 
    private $_activeSheetIndex = 0;
 
    private $_namedRanges = array();
 
    private $_cellXfSupervisor;
 
    private $_cellXfCollection = array();
 
    private $_cellStyleXfCollection = array();
 
        private $_hasMacros = FALSE;
 
        private $_macrosCode=NULL;
        private $_macrosCertificate=NULL;
 
        private $_ribbonXMLData=NULL;
 
        private $_ribbonBinObjects=NULL;
 
        public function hasMacros(){
                return $this->_hasMacros;
        }
 
        public function setHasMacros($hasMacros=false){
                $this->_hasMacros=(bool)$hasMacros;
        }
 
        public function setMacrosCode($MacrosCode){
                $this->_macrosCode=$MacrosCode;
                $this->setHasMacros(!is_null($MacrosCode));
        }
 
        public function getMacrosCode(){
                return $this->_macrosCode;
        }
 
        public function setMacrosCertificate($Certificate=NULL){
                $this->_macrosCertificate=$Certificate;
        }
 
        public function hasMacrosCertificate(){
                return !is_null($this->_macrosCertificate);
        }
 
        public function getMacrosCertificate(){
                return $this->_macrosCertificate;
        }
 
        public function discardMacros(){
                $this->_hasMacros=false;
                $this->_macrosCode=NULL;
                $this->_macrosCertificate=NULL;
        }
 
        public function setRibbonXMLData($Target=NULL, $XMLData=NULL){
                if(!is_null($Target) && !is_null($XMLData)){
                        $this->_ribbonXMLData=array('target'=>$Target, 'data'=>$XMLData);
                }else{
                        $this->_ribbonXMLData=NULL;
                }
        }
 
        public function getRibbonXMLData($What='all'){//we need some constants here...
                $ReturnData=NULL;
                $What=strtolower($What);
                switch($What){
                case 'all':
                        $ReturnData=$this->_ribbonXMLData;
                        break;
                case 'target':
                case 'data':
                        if(is_array($this->_ribbonXMLData) && array_key_exists($What,$this->_ribbonXMLData)){
                                $ReturnData=$this->_ribbonXMLData[$What];
                        }//else $ReturnData stay at null
                        break;
                }//default: $ReturnData at null
                return $ReturnData;
        }
 
        public function setRibbonBinObjects($BinObjectsNames=NULL, $BinObjectsData=NULL){
                if(!is_null($BinObjectsNames) && !is_null($BinObjectsData)){
                        $this->_ribbonBinObjects=array('names'=>$BinObjectsNames, 'data'=>$BinObjectsData);
                }else{
                        $this->_ribbonBinObjects=NULL;
                }
        }
        private function _getExtensionOnly($ThePath){
                return pathinfo($ThePath, PATHINFO_EXTENSION);
        }
 
        public function getRibbonBinObjects($What='all'){
                $ReturnData=NULL;
                $What=strtolower($What);
                switch($What){
                case 'all':
                        return $this->_ribbonBinObjects;
                        break;
                case 'names':
                case 'data':
                        if(is_array($this->_ribbonBinObjects) && array_key_exists($What, $this->_ribbonBinObjects)){
                                $ReturnData=$this->_ribbonBinObjects[$What];
                        }
                        break;
                case 'types':
                        if(is_array($this->_ribbonBinObjects) && array_key_exists('data', $this->_ribbonBinObjects) && is_array($this->_ribbonBinObjects['data'])){
                                $tmpTypes=array_keys($this->_ribbonBinObjects['data']);
                                $ReturnData=array_unique(array_map(array($this,'_getExtensionOnly'), $tmpTypes));
                        }else
                                $ReturnData=array();//the caller want an array... not null if empty
                        break;
                }
                return $ReturnData;
        }
 
        public function hasRibbon(){
                return !is_null($this->_ribbonXMLData);
        }
 
        public function hasRibbonBinObjects(){
                return !is_null($this->_ribbonBinObjects);
        }
 
    public function sheetCodeNameExists($pSheetCodeName)
    {
                return ($this->getSheetByCodeName($pSheetCodeName) !== NULL);
    }
 
        public function getSheetByCodeName($pName = '')
        {
                $worksheetCount = count($this->_workSheetCollection);
                for ($i = 0; $i < $worksheetCount; ++$i) {
                        if ($this->_workSheetCollection[$i]->getCodeName() == $pName) {
                                return $this->_workSheetCollection[$i];
                        }
                }
 
                return null;
        }
 
        public function __construct()
        {
                $this->_uniqueID = uniqid();
                $this->_calculationEngine       = PHPExcel_Calculation::getInstance($this);
 
                // Initialise worksheet collection and add one worksheet
                $this->_workSheetCollection = array();
                $this->_workSheetCollection[] = new PHPExcel_Worksheet($this);
                $this->_activeSheetIndex = 0;
 
        // Create document properties
        $this->_properties = new PHPExcel_DocumentProperties();
 
        // Create document security
        $this->_security = new PHPExcel_DocumentSecurity();
 
        // Set named ranges
        $this->_namedRanges = array();
 
        // Create the cellXf supervisor
        $this->_cellXfSupervisor = new PHPExcel_Style(true);
        $this->_cellXfSupervisor->bindParent($this);
 
        // Create the default style
        $this->addCellXf(new PHPExcel_Style);
        $this->addCellStyleXf(new PHPExcel_Style);
    }
 
    public function __destruct() {
        PHPExcel_Calculation::unsetInstance($this);
        $this->disconnectWorksheets();
    }    //    function __destruct()
 
    public function disconnectWorksheets()
    {
        $worksheet = NULL;
        foreach($this->_workSheetCollection as $k => &$worksheet) {
            $worksheet->disconnectCells();
            $this->_workSheetCollection[$k] = null;
        }
        unset($worksheet);
        $this->_workSheetCollection = array();
    }
 
        public function getCalculationEngine()
        {
                return $this->_calculationEngine;
        }       //      function getCellCacheController()
 
    public function getProperties()
    {
        return $this->_properties;
    }
 
    public function setProperties(PHPExcel_DocumentProperties $pValue)
    {
        $this->_properties = $pValue;
    }
 
    public function getSecurity()
    {
        return $this->_security;
    }
 
    public function setSecurity(PHPExcel_DocumentSecurity $pValue)
    {
        $this->_security = $pValue;
    }
 
    public function getActiveSheet()
    {
        return $this->getSheet($this->_activeSheetIndex);
    }
 
    public function createSheet($iSheetIndex = NULL)
    {
        $newSheet = new PHPExcel_Worksheet($this);
        $this->addSheet($newSheet, $iSheetIndex);
        return $newSheet;
    }
 
    public function sheetNameExists($pSheetName)
    {
        return ($this->getSheetByName($pSheetName) !== NULL);
    }
 
    public function addSheet(PHPExcel_Worksheet $pSheet, $iSheetIndex = NULL)
    {
        if ($this->sheetNameExists($pSheet->getTitle())) {
            throw new PHPExcel_Exception(
                "Workbook already contains a worksheet named '{$pSheet->getTitle()}'. Rename this worksheet first."
            );
        }
 
        if($iSheetIndex === NULL) {
            if ($this->_activeSheetIndex < 0) {
                $this->_activeSheetIndex = 0;
            }
            $this->_workSheetCollection[] = $pSheet;
        } else {
            // Insert the sheet at the requested index
            array_splice(
                $this->_workSheetCollection,
                $iSheetIndex,
                0,
                array($pSheet)
                );
 
            // Adjust active sheet index if necessary
            if ($this->_activeSheetIndex >= $iSheetIndex) {
                ++$this->_activeSheetIndex;
            }
        }
 
        if ($pSheet->getParent() === null) {
            $pSheet->rebindParent($this);
        }
 
        return $pSheet;
    }
 
    public function removeSheetByIndex($pIndex = 0)
    {
 
        $numSheets = count($this->_workSheetCollection);
 
        if ($pIndex > $numSheets - 1) {
            throw new PHPExcel_Exception(
                "You tried to remove a sheet by the out of bounds index: {$pIndex}. The actual number of sheets is {$numSheets}."
            );
        } else {
            array_splice($this->_workSheetCollection, $pIndex, 1);
        }
        // Adjust active sheet index if necessary
        if (($this->_activeSheetIndex >= $pIndex) &&
            ($pIndex > count($this->_workSheetCollection) - 1)) {
            --$this->_activeSheetIndex;
        }
 
    }
 
    public function getSheet($pIndex = 0)
    {
        if (!isset($this->_workSheetCollection[$pIndex])) {
            $numSheets = $this->getSheetCount();
            throw new PHPExcel_Exception(
                "Your requested sheet index: {$pIndex} is out of bounds. The actual number of sheets is {$numSheets}."
            );
        }
 
        return $this->_workSheetCollection[$pIndex];
    }
 
    public function getAllSheets()
    {
        return $this->_workSheetCollection;
    }
 
    public function getSheetByName($pName = '')
    {
        $worksheetCount = count($this->_workSheetCollection);
        for ($i = 0; $i < $worksheetCount; ++$i) {
            if ($this->_workSheetCollection[$i]->getTitle() === $pName) {
                return $this->_workSheetCollection[$i];
            }
        }
 
        return NULL;
    }
 
    public function getIndex(PHPExcel_Worksheet $pSheet)
    {
        foreach ($this->_workSheetCollection as $key => $value) {
            if ($value->getHashCode() == $pSheet->getHashCode()) {
                return $key;
            }
        }
 
        throw new PHPExcel_Exception("Sheet does not exist.");
    }
 
    public function setIndexByName($sheetName, $newIndex)
    {
        $oldIndex = $this->getIndex($this->getSheetByName($sheetName));
        $pSheet = array_splice(
            $this->_workSheetCollection,
            $oldIndex,
            1
        );
        array_splice(
            $this->_workSheetCollection,
            $newIndex,
            0,
            $pSheet
        );
        return $newIndex;
    }
 
    public function getSheetCount()
    {
        return count($this->_workSheetCollection);
    }
 
    public function getActiveSheetIndex()
    {
        return $this->_activeSheetIndex;
    }
 
    public function setActiveSheetIndex($pIndex = 0)
    {
        $numSheets = count($this->_workSheetCollection);
 
        if ($pIndex > $numSheets - 1) {
            throw new PHPExcel_Exception(
                "You tried to set a sheet active by the out of bounds index: {$pIndex}. The actual number of sheets is {$numSheets}."
            );
        } else {
            $this->_activeSheetIndex = $pIndex;
        }
        return $this->getActiveSheet();
    }
 
    public function setActiveSheetIndexByName($pValue = '')
    {
        if (($worksheet = $this->getSheetByName($pValue)) instanceof PHPExcel_Worksheet) {
            $this->setActiveSheetIndex($this->getIndex($worksheet));
            return $worksheet;
        }
 
        throw new PHPExcel_Exception('Workbook does not contain sheet:' . $pValue);
    }
 
    public function getSheetNames()
    {
        $returnValue = array();
        $worksheetCount = $this->getSheetCount();
        for ($i = 0; $i < $worksheetCount; ++$i) {
            $returnValue[] = $this->getSheet($i)->getTitle();
        }
 
        return $returnValue;
    }
 
    public function addExternalSheet(PHPExcel_Worksheet $pSheet, $iSheetIndex = null) {
        if ($this->sheetNameExists($pSheet->getTitle())) {
            throw new PHPExcel_Exception("Workbook already contains a worksheet named '{$pSheet->getTitle()}'. Rename the external sheet first.");
        }
 
        // count how many cellXfs there are in this workbook currently, we will need this below
        $countCellXfs = count($this->_cellXfCollection);
 
        // copy all the shared cellXfs from the external workbook and append them to the current
        foreach ($pSheet->getParent()->getCellXfCollection() as $cellXf) {
            $this->addCellXf(clone $cellXf);
        }
 
        // move sheet to this workbook
        $pSheet->rebindParent($this);
 
        // update the cellXfs
        foreach ($pSheet->getCellCollection(false) as $cellID) {
            $cell = $pSheet->getCell($cellID);
            $cell->setXfIndex( $cell->getXfIndex() + $countCellXfs );
        }
 
        return $this->addSheet($pSheet, $iSheetIndex);
    }
 
    public function getNamedRanges() {
        return $this->_namedRanges;
    }
 
    public function addNamedRange(PHPExcel_NamedRange $namedRange) {
        if ($namedRange->getScope() == null) {
            // global scope
            $this->_namedRanges[$namedRange->getName()] = $namedRange;
        } else {
            // local scope
            $this->_namedRanges[$namedRange->getScope()->getTitle().'!'.$namedRange->getName()] = $namedRange;
        }
        return true;
    }
 
    public function getNamedRange($namedRange, PHPExcel_Worksheet $pSheet = null) {
        $returnValue = null;
 
        if ($namedRange != '' && ($namedRange !== NULL)) {
            // first look for global defined name
            if (isset($this->_namedRanges[$namedRange])) {
                $returnValue = $this->_namedRanges[$namedRange];
            }
 
            // then look for local defined name (has priority over global defined name if both names exist)
            if (($pSheet !== NULL) && isset($this->_namedRanges[$pSheet->getTitle() . '!' . $namedRange])) {
                $returnValue = $this->_namedRanges[$pSheet->getTitle() . '!' . $namedRange];
            }
        }
 
        return $returnValue;
    }
 
    public function removeNamedRange($namedRange, PHPExcel_Worksheet $pSheet = null) {
        if ($pSheet === NULL) {
            if (isset($this->_namedRanges[$namedRange])) {
                unset($this->_namedRanges[$namedRange]);
            }
        } else {
            if (isset($this->_namedRanges[$pSheet->getTitle() . '!' . $namedRange])) {
                unset($this->_namedRanges[$pSheet->getTitle() . '!' . $namedRange]);
            }
        }
        return $this;
    }
 
    public function getWorksheetIterator() {
        return new PHPExcel_WorksheetIterator($this);
    }
 
    public function copy() {
        $copied = clone $this;
 
        $worksheetCount = count($this->_workSheetCollection);
        for ($i = 0; $i < $worksheetCount; ++$i) {
            $this->_workSheetCollection[$i] = $this->_workSheetCollection[$i]->copy();
            $this->_workSheetCollection[$i]->rebindParent($this);
        }
 
        return $copied;
    }
 
    public function __clone() {
        foreach($this as $key => $val) {
            if (is_object($val) || (is_array($val))) {
                $this->{$key} = unserialize(serialize($val));
            }
        }
    }
 
    public function getCellXfCollection()
    {
        return $this->_cellXfCollection;
    }
 
    public function getCellXfByIndex($pIndex = 0)
    {
        return $this->_cellXfCollection[$pIndex];
    }
 
    public function getCellXfByHashCode($pValue = '')
    {
        foreach ($this->_cellXfCollection as $cellXf) {
            if ($cellXf->getHashCode() == $pValue) {
                return $cellXf;
            }
        }
        return false;
    }
 
    public function cellXfExists($pCellStyle = null)
    {
        return in_array($pCellStyle, $this->_cellXfCollection, true);
    }
 
    public function getDefaultStyle()
    {
        if (isset($this->_cellXfCollection[0])) {
            return $this->_cellXfCollection[0];
        }
        throw new PHPExcel_Exception('No default style found for this workbook');
    }
 
    public function addCellXf(PHPExcel_Style $style)
    {
        $this->_cellXfCollection[] = $style;
        $style->setIndex(count($this->_cellXfCollection) - 1);
    }
 
    public function removeCellXfByIndex($pIndex = 0)
    {
        if ($pIndex > count($this->_cellXfCollection) - 1) {
            throw new PHPExcel_Exception("CellXf index is out of bounds.");
        } else {
            // first remove the cellXf
            array_splice($this->_cellXfCollection, $pIndex, 1);
 
            // then update cellXf indexes for cells
            foreach ($this->_workSheetCollection as $worksheet) {
                foreach ($worksheet->getCellCollection(false) as $cellID) {
                    $cell = $worksheet->getCell($cellID);
                    $xfIndex = $cell->getXfIndex();
                    if ($xfIndex > $pIndex ) {
                        // decrease xf index by 1
                        $cell->setXfIndex($xfIndex - 1);
                    } else if ($xfIndex == $pIndex) {
                        // set to default xf index 0
                        $cell->setXfIndex(0);
                    }
                }
            }
        }
    }
 
    public function getCellXfSupervisor()
    {
        return $this->_cellXfSupervisor;
    }
 
    public function getCellStyleXfCollection()
    {
        return $this->_cellStyleXfCollection;
    }
 
    public function getCellStyleXfByIndex($pIndex = 0)
    {
        return $this->_cellStyleXfCollection[$pIndex];
    }
 
    public function getCellStyleXfByHashCode($pValue = '')
    {
        foreach ($this->_cellStyleXfCollection as $cellStyleXf) {
            if ($cellStyleXf->getHashCode() == $pValue) {
                return $cellStyleXf;
            }
        }
        return false;
    }
 
    public function addCellStyleXf(PHPExcel_Style $pStyle)
    {
        $this->_cellStyleXfCollection[] = $pStyle;
        $pStyle->setIndex(count($this->_cellStyleXfCollection) - 1);
    }
 
    public function removeCellStyleXfByIndex($pIndex = 0)
    {
        if ($pIndex > count($this->_cellStyleXfCollection) - 1) {
            throw new PHPExcel_Exception("CellStyleXf index is out of bounds.");
        } else {
            array_splice($this->_cellStyleXfCollection, $pIndex, 1);
        }
    }
 
    public function garbageCollect()
    {
        // how many references are there to each cellXf ?
        $countReferencesCellXf = array();
        foreach ($this->_cellXfCollection as $index => $cellXf) {
            $countReferencesCellXf[$index] = 0;
        }
 
        foreach ($this->getWorksheetIterator() as $sheet) {
 
            // from cells
            foreach ($sheet->getCellCollection(false) as $cellID) {
                $cell = $sheet->getCell($cellID);
                ++$countReferencesCellXf[$cell->getXfIndex()];
            }
 
            // from row dimensions
            foreach ($sheet->getRowDimensions() as $rowDimension) {
                if ($rowDimension->getXfIndex() !== null) {
                    ++$countReferencesCellXf[$rowDimension->getXfIndex()];
                }
            }
 
            // from column dimensions
            foreach ($sheet->getColumnDimensions() as $columnDimension) {
                ++$countReferencesCellXf[$columnDimension->getXfIndex()];
            }
        }
 
        // remove cellXfs without references and create mapping so we can update xfIndex
        // for all cells and columns
        $countNeededCellXfs = 0;
        foreach ($this->_cellXfCollection as $index => $cellXf) {
            if ($countReferencesCellXf[$index] > 0 || $index == 0) { // we must never remove the first cellXf
                ++$countNeededCellXfs;
            } else {
                unset($this->_cellXfCollection[$index]);
            }
            $map[$index] = $countNeededCellXfs - 1;
        }
        $this->_cellXfCollection = array_values($this->_cellXfCollection);
 
        // update the index for all cellXfs
        foreach ($this->_cellXfCollection as $i => $cellXf) {
            $cellXf->setIndex($i);
        }
 
        // make sure there is always at least one cellXf (there should be)
        if (empty($this->_cellXfCollection)) {
            $this->_cellXfCollection[] = new PHPExcel_Style();
        }
 
        // update the xfIndex for all cells, row dimensions, column dimensions
        foreach ($this->getWorksheetIterator() as $sheet) {
 
            // for all cells
            foreach ($sheet->getCellCollection(false) as $cellID) {
                $cell = $sheet->getCell($cellID);
                $cell->setXfIndex( $map[$cell->getXfIndex()] );
            }
 
            // for all row dimensions
            foreach ($sheet->getRowDimensions() as $rowDimension) {
                if ($rowDimension->getXfIndex() !== null) {
                    $rowDimension->setXfIndex( $map[$rowDimension->getXfIndex()] );
                }
            }
 
            // for all column dimensions
            foreach ($sheet->getColumnDimensions() as $columnDimension) {
                $columnDimension->setXfIndex( $map[$columnDimension->getXfIndex()] );
            }
 
                        // also do garbage collection for all the sheets
            $sheet->garbageCollect();
        }
    }
 
    public function getID() {
        return $this->_uniqueID;
    }
 
}