/**
* Write relationships to XML format
*
* @param PHPExcel $pPHPExcel
* @return string XML Output
* @throws PHPExcel_Writer_Exception
*/
public function writeRelationships(PHPExcel $pPHPExcel = null)
{
// Create XML writer
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8', 'yes');
// Relationships
$objWriter->startElement('Relationships');
$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/relationships');
$customPropertyList = $pPHPExcel->getProperties()->getCustomProperties();
if (!empty($customPropertyList)) {
// Relationship docProps/app.xml
$this->_writeRelationship($objWriter, 4, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/custom-properties', 'docProps/custom.xml');
}
// Relationship docProps/app.xml
$this->_writeRelationship($objWriter, 3, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties', 'docProps/app.xml');
// Relationship docProps/core.xml
$this->_writeRelationship($objWriter, 2, 'http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties', 'docProps/core.xml');
// Relationship xl/workbook.xml
$this->_writeRelationship($objWriter, 1, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument', 'xl/workbook.xml');
// a custom UI in workbook ?
if ($pPHPExcel->hasRibbon()) {
$this->_writeRelationShip($objWriter, 5, 'http://schemas.microsoft.com/office/2006/relationships/ui/extensibility', $pPHPExcel->getRibbonXMLData('target'));
}
$objWriter->endElement();
// Return
return $objWriter->getData();
}
/**
* Save PHPExcel to file
*
* @param string $pFilename
* @throws PHPExcel_Writer_Exception
*/
public function save($pFilename = null)
{
if ($this->_spreadSheet !== NULL) {
// garbage collect
$this->_spreadSheet->garbageCollect();
// If $pFilename is php://output or php://stdout, make it a temporary file...
$originalFilename = $pFilename;
if (strtolower($pFilename) == 'php://output' || strtolower($pFilename) == 'php://stdout') {
$pFilename = @tempnam(PHPExcel_Shared_File::sys_get_temp_dir(), 'phpxltmp');
if ($pFilename == '') {
$pFilename = $originalFilename;
}
}
$saveDebugLog = PHPExcel_Calculation::getInstance($this->_spreadSheet)->getDebugLog()->getWriteDebugLog();
PHPExcel_Calculation::getInstance($this->_spreadSheet)->getDebugLog()->setWriteDebugLog(FALSE);
$saveDateReturnType = PHPExcel_Calculation_Functions::getReturnDateType();
PHPExcel_Calculation_Functions::setReturnDateType(PHPExcel_Calculation_Functions::RETURNDATE_EXCEL);
// Create string lookup table
$this->_stringTable = array();
for ($i = 0; $i < $this->_spreadSheet->getSheetCount(); ++$i) {
$this->_stringTable = $this->getWriterPart('StringTable')->createStringTable($this->_spreadSheet->getSheet($i), $this->_stringTable);
}
// Create styles dictionaries
$this->_styleHashTable->addFromSource($this->getWriterPart('Style')->allStyles($this->_spreadSheet));
$this->_stylesConditionalHashTable->addFromSource($this->getWriterPart('Style')->allConditionalStyles($this->_spreadSheet));
$this->_fillHashTable->addFromSource($this->getWriterPart('Style')->allFills($this->_spreadSheet));
$this->_fontHashTable->addFromSource($this->getWriterPart('Style')->allFonts($this->_spreadSheet));
$this->_bordersHashTable->addFromSource($this->getWriterPart('Style')->allBorders($this->_spreadSheet));
$this->_numFmtHashTable->addFromSource($this->getWriterPart('Style')->allNumberFormats($this->_spreadSheet));
// Create drawing dictionary
$this->_drawingHashTable->addFromSource($this->getWriterPart('Drawing')->allDrawings($this->_spreadSheet));
// Create new ZIP file and open it for writing
$zipClass = PHPExcel_Settings::getZipClass();
$objZip = new $zipClass();
// Retrieve OVERWRITE and CREATE constants from the instantiated zip class
// This method of accessing constant values from a dynamic class should work with all appropriate versions of PHP
$ro = new ReflectionObject($objZip);
$zipOverWrite = $ro->getConstant('OVERWRITE');
$zipCreate = $ro->getConstant('CREATE');
if (file_exists($pFilename)) {
unlink($pFilename);
}
// Try opening the ZIP file
if ($objZip->open($pFilename, $zipOverWrite) !== true) {
if ($objZip->open($pFilename, $zipCreate) !== true) {
throw new PHPExcel_Writer_Exception("Could not open " . $pFilename . " for writing.");
}
}
// Add [Content_Types].xml to ZIP file
$objZip->addFromString('[Content_Types].xml', $this->getWriterPart('ContentTypes')->writeContentTypes($this->_spreadSheet, $this->_includeCharts));
//if hasMacros, add the vbaProject.bin file, Certificate file(if exists)
if ($this->_spreadSheet->hasMacros()) {
$macrosCode = $this->_spreadSheet->getMacrosCode();
if (!is_null($macrosCode)) {
// we have the code ?
$objZip->addFromString('xl/vbaProject.bin', $macrosCode);
//allways in 'xl', allways named vbaProject.bin
if ($this->_spreadSheet->hasMacrosCertificate()) {
//signed macros ?
// Yes : add the certificate file and the related rels file
$objZip->addFromString('xl/vbaProjectSignature.bin', $this->_spreadSheet->getMacrosCertificate());
$objZip->addFromString('xl/_rels/vbaProject.bin.rels', $this->getWriterPart('RelsVBA')->writeVBARelationships($this->_spreadSheet));
}
}
}
//a custom UI in this workbook ? add it ("base" xml and additional objects (pictures) and rels)
if ($this->_spreadSheet->hasRibbon()) {
$tmpRibbonTarget = $this->_spreadSheet->getRibbonXMLData('target');
$objZip->addFromString($tmpRibbonTarget, $this->_spreadSheet->getRibbonXMLData('data'));
if ($this->_spreadSheet->hasRibbonBinObjects()) {
$tmpRootPath = dirname($tmpRibbonTarget) . '/';
$ribbonBinObjects = $this->_spreadSheet->getRibbonBinObjects('data');
//the files to write
foreach ($ribbonBinObjects as $aPath => $aContent) {
$objZip->addFromString($tmpRootPath . $aPath, $aContent);
}
//the rels for files
$objZip->addFromString($tmpRootPath . '_rels/' . basename($tmpRibbonTarget) . '.rels', $this->getWriterPart('RelsRibbonObjects')->writeRibbonRelationships($this->_spreadSheet));
}
}
// Add relationships to ZIP file
$objZip->addFromString('_rels/.rels', $this->getWriterPart('Rels')->writeRelationships($this->_spreadSheet));
$objZip->addFromString('xl/_rels/workbook.xml.rels', $this->getWriterPart('Rels')->writeWorkbookRelationships($this->_spreadSheet));
// Add document properties to ZIP file
$objZip->addFromString('docProps/app.xml', $this->getWriterPart('DocProps')->writeDocPropsApp($this->_spreadSheet));
$objZip->addFromString('docProps/core.xml', $this->getWriterPart('DocProps')->writeDocPropsCore($this->_spreadSheet));
$customPropertiesPart = $this->getWriterPart('DocProps')->writeDocPropsCustom($this->_spreadSheet);
if ($customPropertiesPart !== NULL) {
$objZip->addFromString('docProps/custom.xml', $customPropertiesPart);
}
// Add theme to ZIP file
$objZip->addFromString('xl/theme/theme1.xml', $this->getWriterPart('Theme')->writeTheme($this->_spreadSheet));
// Add string table to ZIP file
$objZip->addFromString('xl/sharedStrings.xml', $this->getWriterPart('StringTable')->writeStringTable($this->_stringTable));
// Add styles to ZIP file
$objZip->addFromString('xl/styles.xml', $this->getWriterPart('Style')->writeStyles($this->_spreadSheet));
// Add workbook to ZIP file
$objZip->addFromString('xl/workbook.xml', $this->getWriterPart('Workbook')->writeWorkbook($this->_spreadSheet, $this->_preCalculateFormulas));
$chartCount = 0;
// Add worksheets
for ($i = 0; $i < $this->_spreadSheet->getSheetCount(); ++$i) {
$objZip->addFromString('xl/worksheets/sheet' . ($i + 1) . '.xml', $this->getWriterPart('Worksheet')->writeWorksheet($this->_spreadSheet->getSheet($i), $this->_stringTable, $this->_includeCharts));
if ($this->_includeCharts) {
$charts = $this->_spreadSheet->getSheet($i)->getChartCollection();
if (count($charts) > 0) {
foreach ($charts as $chart) {
$objZip->addFromString('xl/charts/chart' . ($chartCount + 1) . '.xml', $this->getWriterPart('Chart')->writeChart($chart));
$chartCount++;
}
}
}
}
$chartRef1 = $chartRef2 = 0;
// Add worksheet relationships (drawings, ...)
for ($i = 0; $i < $this->_spreadSheet->getSheetCount(); ++$i) {
// Add relationships
$objZip->addFromString('xl/worksheets/_rels/sheet' . ($i + 1) . '.xml.rels', $this->getWriterPart('Rels')->writeWorksheetRelationships($this->_spreadSheet->getSheet($i), $i + 1, $this->_includeCharts));
$drawings = $this->_spreadSheet->getSheet($i)->getDrawingCollection();
$drawingCount = count($drawings);
if ($this->_includeCharts) {
$chartCount = $this->_spreadSheet->getSheet($i)->getChartCount();
}
// Add drawing and image relationship parts
if ($drawingCount > 0 || $chartCount > 0) {
// Drawing relationships
$objZip->addFromString('xl/drawings/_rels/drawing' . ($i + 1) . '.xml.rels', $this->getWriterPart('Rels')->writeDrawingRelationships($this->_spreadSheet->getSheet($i), $chartRef1, $this->_includeCharts));
// Drawings
$objZip->addFromString('xl/drawings/drawing' . ($i + 1) . '.xml', $this->getWriterPart('Drawing')->writeDrawings($this->_spreadSheet->getSheet($i), $chartRef2, $this->_includeCharts));
}
// Add comment relationship parts
if (count($this->_spreadSheet->getSheet($i)->getComments()) > 0) {
// VML Comments
$objZip->addFromString('xl/drawings/vmlDrawing' . ($i + 1) . '.vml', $this->getWriterPart('Comments')->writeVMLComments($this->_spreadSheet->getSheet($i)));
// Comments
$objZip->addFromString('xl/comments' . ($i + 1) . '.xml', $this->getWriterPart('Comments')->writeComments($this->_spreadSheet->getSheet($i)));
}
// Add header/footer relationship parts
if (count($this->_spreadSheet->getSheet($i)->getHeaderFooter()->getImages()) > 0) {
// VML Drawings
$objZip->addFromString('xl/drawings/vmlDrawingHF' . ($i + 1) . '.vml', $this->getWriterPart('Drawing')->writeVMLHeaderFooterImages($this->_spreadSheet->getSheet($i)));
// VML Drawing relationships
$objZip->addFromString('xl/drawings/_rels/vmlDrawingHF' . ($i + 1) . '.vml.rels', $this->getWriterPart('Rels')->writeHeaderFooterDrawingRelationships($this->_spreadSheet->getSheet($i)));
// Media
foreach ($this->_spreadSheet->getSheet($i)->getHeaderFooter()->getImages() as $image) {
$objZip->addFromString('xl/media/' . $image->getIndexedFilename(), file_get_contents($image->getPath()));
}
}
}
// Add media
for ($i = 0; $i < $this->getDrawingHashTable()->count(); ++$i) {
if ($this->getDrawingHashTable()->getByIndex($i) instanceof PHPExcel_Worksheet_Drawing) {
$imageContents = null;
$imagePath = $this->getDrawingHashTable()->getByIndex($i)->getPath();
if (strpos($imagePath, 'zip://') !== false) {
$imagePath = substr($imagePath, 6);
$imagePathSplitted = explode('#', $imagePath);
$imageZip = new ZipArchive();
$imageZip->open($imagePathSplitted[0]);
$imageContents = $imageZip->getFromName($imagePathSplitted[1]);
$imageZip->close();
unset($imageZip);
} else {
$imageContents = file_get_contents($imagePath);
}
$objZip->addFromString('xl/media/' . str_replace(' ', '_', $this->getDrawingHashTable()->getByIndex($i)->getIndexedFilename()), $imageContents);
} else {
if ($this->getDrawingHashTable()->getByIndex($i) instanceof PHPExcel_Worksheet_MemoryDrawing) {
ob_start();
call_user_func($this->getDrawingHashTable()->getByIndex($i)->getRenderingFunction(), $this->getDrawingHashTable()->getByIndex($i)->getImageResource());
$imageContents = ob_get_contents();
ob_end_clean();
$objZip->addFromString('xl/media/' . str_replace(' ', '_', $this->getDrawingHashTable()->getByIndex($i)->getIndexedFilename()), $imageContents);
}
}
}
PHPExcel_Calculation_Functions::setReturnDateType($saveDateReturnType);
PHPExcel_Calculation::getInstance($this->_spreadSheet)->getDebugLog()->setWriteDebugLog($saveDebugLog);
// Close file
if ($objZip->close() === false) {
throw new PHPExcel_Writer_Exception("Could not close zip file {$pFilename}.");
}
// If a temporary file was used, copy it to the correct file stream
if ($originalFilename != $pFilename) {
if (copy($pFilename, $originalFilename) === false) {
throw new PHPExcel_Writer_Exception("Could not copy temporary zip file {$pFilename} to {$originalFilename}.");
}
@unlink($pFilename);
}
} else {
throw new PHPExcel_Writer_Exception("PHPExcel object unassigned.");
}
}