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<?php
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namespace PhpOffice\PhpSpreadsheet\Writer\Ods;
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use PhpOffice\PhpSpreadsheet\Shared\XMLWriter;
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class MetaInf extends WriterPart
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{
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    /**
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     * Write META-INF/manifest.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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        $objWriter = null;
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        if ($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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        // Manifest
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        $objWriter->startElement('manifest:manifest');
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        $objWriter->writeAttribute('xmlns:manifest', 'urn:oasis:names:tc:opendocument:xmlns:manifest:1.0');
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        $objWriter->writeAttribute('manifest:version', '1.2');
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', '/');
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        $objWriter->writeAttribute('manifest:version', '1.2');
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        $objWriter->writeAttribute('manifest:media-type', 'application/vnd.oasis.opendocument.spreadsheet');
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        $objWriter->endElement();
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', 'meta.xml');
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        $objWriter->writeAttribute('manifest:media-type', 'text/xml');
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        $objWriter->endElement();
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', 'settings.xml');
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        $objWriter->writeAttribute('manifest:media-type', 'text/xml');
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        $objWriter->endElement();
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', 'content.xml');
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        $objWriter->writeAttribute('manifest:media-type', 'text/xml');
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        $objWriter->endElement();
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', 'Thumbnails/thumbnail.png');
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        $objWriter->writeAttribute('manifest:media-type', 'image/png');
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        $objWriter->endElement();
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        $objWriter->startElement('manifest:file-entry');
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        $objWriter->writeAttribute('manifest:full-path', 'styles.xml');
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        $objWriter->writeAttribute('manifest:media-type', 'text/xml');
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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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}