<?php

namespace PhpOffice\PhpSpreadsheet\Writer\Ods;


> use PhpOffice\PhpSpreadsheet\Document\Properties;
use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
> use PhpOffice\PhpSpreadsheet\Shared\Date;


use PhpOffice\PhpSpreadsheet\Spreadsheet;

class Meta extends WriterPart
{
    /**
     * Write meta.xml to XML format.
     *

<      * @param Spreadsheet $spreadsheet
<      *
<      * @throws \PhpOffice\PhpSpreadsheet\Writer\Exception
<      *


     * @return string XML Output
     */

<     public function write(Spreadsheet $spreadsheet = null)



>     public function write(): string


    {

<         if (!$spreadsheet) {


            $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());

<         $objWriter->writeElement('meta:creation-date', date(DATE_W3C, $spreadsheet->getProperties()->getCreated()));
<         $objWriter->writeElement('dc:date', date(DATE_W3C, $spreadsheet->getProperties()->getCreated()));



>         $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());

<         $keywords = explode(' ', $spreadsheet->getProperties()->getKeywords());
<         foreach ($keywords as $keyword) {
<             $objWriter->writeElement('meta:keyword', $keyword);
<         }



>         $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();
>         }