/**
* Write worksheet relationships to XML format
*
* Numbering is as follows:
* rId1 - Drawings
* rId_hyperlink_x - Hyperlinks
*
* @param \PHPExcel\Worksheet $pWorksheet
* @param int $pWorksheetId
* @param boolean $includeCharts Flag indicating if we should write charts
* @return string XML Output
* @throws \PHPExcel\Writer\Exception
*/
public function writeWorksheetRelationships(\PHPExcel\Worksheet $pWorksheet = null, $pWorksheetId = 1, $includeCharts = false)
{
// 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');
// Write drawing relationships?
$d = 0;
if ($includeCharts) {
$charts = $pWorksheet->getChartCollection();
} else {
$charts = array();
}
if ($pWorksheet->getDrawingCollection()->count() > 0 || count($charts) > 0) {
$this->writeRelationship($objWriter, ++$d, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing', '../drawings/drawing' . $pWorksheetId . '.xml');
}
// Write chart relationships?
// $chartCount = 0;
// $charts = $pWorksheet->getChartCollection();
// echo 'Chart Rels: ' , count($charts) , '<br />';
// if (count($charts) > 0) {
// foreach ($charts as $chart) {
// $this->writeRelationship(
// $objWriter,
// ++$d,
// 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart',
// '../charts/chart' . ++$chartCount . '.xml'
// );
// }
// }
//
// Write hyperlink relationships?
$i = 1;
foreach ($pWorksheet->getHyperlinkCollection() as $hyperlink) {
if (!$hyperlink->isInternal()) {
$this->writeRelationship($objWriter, '_hyperlink_' . $i, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink', $hyperlink->getUrl(), 'External');
++$i;
}
}
// Write comments relationship?
$i = 1;
if (count($pWorksheet->getComments()) > 0) {
$this->writeRelationship($objWriter, '_comments_vml' . $i, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing', '../drawings/vmlDrawing' . $pWorksheetId . '.vml');
$this->writeRelationship($objWriter, '_comments' . $i, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments', '../comments' . $pWorksheetId . '.xml');
}
// Write header/footer relationship?
$i = 1;
if (count($pWorksheet->getHeaderFooter()->getImages()) > 0) {
$this->writeRelationship($objWriter, '_headerfooter_vml' . $i, 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing', '../drawings/vmlDrawingHF' . $pWorksheetId . '.vml');
}
$objWriter->endElement();
return $objWriter->getData();
}
/**
* Write VML comments to XML format
*
* @param \PHPExcel\Worksheet $pWorksheet
* @return string XML Output
* @throws \PHPExcel\Writer\Exception
*/
public function writeVMLComments(\PHPExcel\Worksheet $pWorksheet = 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');
// Comments cache
$comments = $pWorksheet->getComments();
// xml
$objWriter->startElement('xml');
$objWriter->writeAttribute('xmlns:v', 'urn:schemas-microsoft-com:vml');
$objWriter->writeAttribute('xmlns:o', 'urn:schemas-microsoft-com:office:office');
$objWriter->writeAttribute('xmlns:x', 'urn:schemas-microsoft-com:office:excel');
// o:shapelayout
$objWriter->startElement('o:shapelayout');
$objWriter->writeAttribute('v:ext', 'edit');
// o:idmap
$objWriter->startElement('o:idmap');
$objWriter->writeAttribute('v:ext', 'edit');
$objWriter->writeAttribute('data', '1');
$objWriter->endElement();
$objWriter->endElement();
// v:shapetype
$objWriter->startElement('v:shapetype');
$objWriter->writeAttribute('id', '_x0000_t202');
$objWriter->writeAttribute('coordsize', '21600,21600');
$objWriter->writeAttribute('o:spt', '202');
$objWriter->writeAttribute('path', 'm,l,21600r21600,l21600,xe');
// v:stroke
$objWriter->startElement('v:stroke');
$objWriter->writeAttribute('joinstyle', 'miter');
$objWriter->endElement();
// v:path
$objWriter->startElement('v:path');
$objWriter->writeAttribute('gradientshapeok', 't');
$objWriter->writeAttribute('o:connecttype', 'rect');
$objWriter->endElement();
$objWriter->endElement();
// Loop through comments
foreach ($comments as $key => $value) {
$this->writeVMLComment($objWriter, $key, $value);
}
$objWriter->endElement();
// Return
return $objWriter->getData();
}
/**
* Write LegacyDrawing
*
* @param \PHPExcel\Shared\XMLWriter $objWriter XML Writer
* @param \PHPExcel\Worksheet $pSheet Worksheet
* @throws \PHPExcel\Writer\Exception
*/
private function writeLegacyDrawing(\PHPExcel\Shared\XMLWriter $objWriter = null, \PHPExcel\Worksheet $pSheet = null)
{
// If sheet contains comments, add the relationships
if (count($pSheet->getComments()) > 0) {
$objWriter->startElement('legacyDrawing');
$objWriter->writeAttribute('r:id', 'rId_comments_vml1');
$objWriter->endElement();
}
}
