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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This file is part of PHPWord - A pure PHP library for reading and writing |
| 5 | * word processing documents. |
| 6 | * |
| 7 | * PHPWord is free software distributed under the terms of the GNU Lesser |
| 8 | * General Public License version 3 as published by the Free Software Foundation. |
| 9 | * |
| 10 | * For the full copyright and license information, please read the LICENSE |
| 11 | * file that was distributed with this source code. For the full list of |
| 12 | * contributors, visit https://github.com/PHPOffice/PHPWord/contributors. |
| 13 | * |
| 14 | * @see https://github.com/PHPOffice/PHPWord |
| 15 | * |
| 16 | * @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3 |
| 17 | */ |
| 18 | |
| 19 | namespace PhpOffice\PhpWord\Writer\EPub3\Part; |
| 20 | |
| 21 | use PhpOffice\PhpWord\Shared\XMLWriter; |
| 22 | |
| 23 | /** |
| 24 | * Class for EPub3 metadata part. |
| 25 | */ |
| 26 | class Meta extends AbstractPart |
| 27 | { |
| 28 | /** |
| 29 | * Get XML Writer. |
| 30 | */ |
| 31 | protected function getXmlWriter(): XMLWriter |
| 32 | { |
| 33 | $xmlWriter = new XMLWriter(); |
| 34 | $xmlWriter->openMemory(); |
| 35 | $xmlWriter->startDocument('1.0', 'UTF-8'); |
| 36 | |
| 37 | return $xmlWriter; |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Write part content. |
| 42 | */ |
| 43 | public function write(): string |
| 44 | { |
| 45 | $xmlWriter = $this->getXmlWriter(); |
| 46 | |
| 47 | $xmlWriter->startElement('metadata'); |
| 48 | $xmlWriter->writeAttribute('xmlns', 'http://www.idpf.org/2007/opf'); |
| 49 | $xmlWriter->writeAttribute('xmlns:dc', 'http://purl.org/dc/elements/1.1/'); |
| 50 | |
| 51 | // Write basic metadata |
| 52 | $title = $this->getParentWriter()->getPhpWord()->getDocInfo()->getTitle() ?: 'Sample EPub3 Document'; |
| 53 | $xmlWriter->writeRaw('<dc:title>' . htmlspecialchars($title, ENT_QUOTES) . '</dc:title>'); |
| 54 | $xmlWriter->writeElement('dc:language', 'en'); |
| 55 | $xmlWriter->writeElement('dc:identifier', 'urn:uuid:12345'); |
| 56 | $xmlWriter->writeAttribute('id', 'bookid'); |
| 57 | |
| 58 | // Write document info if available |
| 59 | $docInfo = $this->getParentWriter()->getPhpWord()->getDocInfo(); |
| 60 | if ($docInfo->getCreator()) { |
| 61 | $xmlWriter->writeElement('dc:creator', $docInfo->getCreator()); |
| 62 | } |
| 63 | |
| 64 | // Write modification date |
| 65 | $xmlWriter->startElement('meta'); |
| 66 | $xmlWriter->writeAttribute('property', 'dcterms:modified'); |
| 67 | $xmlWriter->text('2023-01-01T00:00:00Z'); |
| 68 | $xmlWriter->endElement(); |
| 69 | |
| 70 | $xmlWriter->endElement(); // metadata |
| 71 | |
| 72 | return $xmlWriter->getData(); |
| 73 | } |
| 74 | } |