Meta.php
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<?php
namespace PhpOffice\PhpSpreadsheet\Writer\Ods;
use PhpOffice\PhpSpreadsheet\Document\Properties;
use PhpOffice\PhpSpreadsheet\Shared\Date;
use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
class Meta extends WriterPart
{
/**
* Write meta.xml to XML format.
*
* @return string XML Output
*/
public function write(): string
{
$spreadsheet = $this->getParentWriter()->getSpreadsheet();
$objWriter = null;
if ($this->getParentWriter()->getUseDiskCaching()) {
$objWriter = new XMLWriter(XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
} else {
$objWriter = new XMLWriter(XMLWriter::STORAGE_MEMORY);
}
// XML header
$objWriter->startDocument('1.0', 'UTF-8');
// Meta
$objWriter->startElement('office:document-meta');
$objWriter->writeAttribute('xmlns:office', 'urn:oasis:names:tc:opendocument:xmlns:office:1.0');
$objWriter->writeAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
$objWriter->writeAttribute('xmlns:dc', 'http://purl.org/dc/elements/1.1/');
$objWriter->writeAttribute('xmlns:meta', 'urn:oasis:names:tc:opendocument:xmlns:meta:1.0');
$objWriter->writeAttribute('xmlns:ooo', 'http://openoffice.org/2004/office');
$objWriter->writeAttribute('xmlns:grddl', 'http://www.w3.org/2003/g/data-view#');
$objWriter->writeAttribute('office:version', '1.2');
$objWriter->startElement('office:meta');
$objWriter->writeElement('meta:initial-creator', $spreadsheet->getProperties()->getCreator());
$objWriter->writeElement('dc:creator', $spreadsheet->getProperties()->getCreator());
$created = $spreadsheet->getProperties()->getCreated();
$date = Date::dateTimeFromTimestamp("$created");
$date->setTimeZone(Date::getDefaultOrLocalTimeZone());
$objWriter->writeElement('meta:creation-date', $date->format(DATE_W3C));
$created = $spreadsheet->getProperties()->getModified();
$date = Date::dateTimeFromTimestamp("$created");
$date->setTimeZone(Date::getDefaultOrLocalTimeZone());
$objWriter->writeElement('dc:date', $date->format(DATE_W3C));
$objWriter->writeElement('dc:title', $spreadsheet->getProperties()->getTitle());
$objWriter->writeElement('dc:description', $spreadsheet->getProperties()->getDescription());
$objWriter->writeElement('dc:subject', $spreadsheet->getProperties()->getSubject());
$objWriter->writeElement('meta:keyword', $spreadsheet->getProperties()->getKeywords());
// Don't know if this changed over time, but the keywords are all
// in a single declaration now.
//$keywords = explode(' ', $spreadsheet->getProperties()->getKeywords());
//foreach ($keywords as $keyword) {
// $objWriter->writeElement('meta:keyword', $keyword);
//}
//<meta:document-statistic meta:table-count="XXX" meta:cell-count="XXX" meta:object-count="XXX"/>
$objWriter->startElement('meta:user-defined');
$objWriter->writeAttribute('meta:name', 'Company');
$objWriter->writeRaw($spreadsheet->getProperties()->getCompany());
$objWriter->endElement();
$objWriter->startElement('meta:user-defined');
$objWriter->writeAttribute('meta:name', 'category');
$objWriter->writeRaw($spreadsheet->getProperties()->getCategory());
$objWriter->endElement();
self::writeDocPropsCustom($objWriter, $spreadsheet);
$objWriter->endElement();
$objWriter->endElement();
return $objWriter->getData();
}
private static function writeDocPropsCustom(XMLWriter $objWriter, Spreadsheet $spreadsheet): void
{
$customPropertyList = $spreadsheet->getProperties()->getCustomProperties();
foreach ($customPropertyList as $key => $customProperty) {
$propertyValue = $spreadsheet->getProperties()->getCustomPropertyValue($customProperty);
$propertyType = $spreadsheet->getProperties()->getCustomPropertyType($customProperty);
$objWriter->startElement('meta:user-defined');
$objWriter->writeAttribute('meta:name', $customProperty);
switch ($propertyType) {
case Properties::PROPERTY_TYPE_INTEGER:
case Properties::PROPERTY_TYPE_FLOAT:
$objWriter->writeAttribute('meta:value-type', 'float');
$objWriter->writeRawData($propertyValue);
break;
case Properties::PROPERTY_TYPE_BOOLEAN:
$objWriter->writeAttribute('meta:value-type', 'boolean');
$objWriter->writeRawData($propertyValue ? 'true' : 'false');
break;
case Properties::PROPERTY_TYPE_DATE:
$objWriter->writeAttribute('meta:value-type', 'date');
$dtobj = Date::dateTimeFromTimestamp($propertyValue ?? 0);
$objWriter->writeRawData($dtobj->format(DATE_W3C));
break;
default:
$objWriter->writeRawData($propertyValue);
break;
}
$objWriter->endElement();
}
}
}