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