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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
19namespace PhpOffice\PhpWord\Writer\Word2007\Part;
20
21use PhpOffice\PhpWord\Shared\XMLWriter;
22
23/**
24 * Word2007 contenttypes part writer: [Content_Types].xml.
25 */
26class ContentTypes extends AbstractPart
27{
28    /**
29     * Write part.
30     *
31     * @return string
32     */
33    public function write()
34    {
35        /** @var \PhpOffice\PhpWord\Writer\Word2007 $parentWriter Type hint */
36        $parentWriter = $this->getParentWriter();
37        $contentTypes = $parentWriter->getContentTypes();
38
39        $openXMLPrefix = 'application/vnd.openxmlformats-';
40        $wordMLPrefix = $openXMLPrefix . 'officedocument.wordprocessingml.';
41        $drawingMLPrefix = $openXMLPrefix . 'officedocument.drawingml.';
42        $overrides = [
43            '/docProps/core.xml' => $openXMLPrefix . 'package.core-properties+xml',
44            '/docProps/app.xml' => $openXMLPrefix . 'officedocument.extended-properties+xml',
45            '/docProps/custom.xml' => $openXMLPrefix . 'officedocument.custom-properties+xml',
46            '/word/document.xml' => $wordMLPrefix . 'document.main+xml',
47            '/word/styles.xml' => $wordMLPrefix . 'styles+xml',
48            '/word/numbering.xml' => $wordMLPrefix . 'numbering+xml',
49            '/word/settings.xml' => $wordMLPrefix . 'settings+xml',
50            '/word/theme/theme1.xml' => $openXMLPrefix . 'officedocument.theme+xml',
51            '/word/webSettings.xml' => $wordMLPrefix . 'webSettings+xml',
52            '/word/fontTable.xml' => $wordMLPrefix . 'fontTable+xml',
53            '/word/comments.xml' => $wordMLPrefix . 'comments+xml',
54        ];
55
56        $defaults = $contentTypes['default'];
57        if (!empty($contentTypes['override'])) {
58            foreach ($contentTypes['override'] as $key => $val) {
59                if ($val == 'chart') {
60                    $overrides[$key] = $drawingMLPrefix . $val . '+xml';
61                } else {
62                    $overrides[$key] = $wordMLPrefix . $val . '+xml';
63                }
64            }
65        }
66
67        $xmlWriter = $this->getXmlWriter();
68
69        $xmlWriter->startDocument('1.0', 'UTF-8', 'yes');
70        $xmlWriter->startElement('Types');
71        $xmlWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/package/2006/content-types');
72
73        $this->writeContentType($xmlWriter, $defaults, true);
74        $this->writeContentType($xmlWriter, $overrides, false);
75
76        $xmlWriter->endElement(); // Types
77
78        return $xmlWriter->getData();
79    }
80
81    /**
82     * Write content types element.
83     *
84     * @param XMLWriter $xmlWriter XML Writer
85     * @param array $parts
86     * @param bool $isDefault
87     */
88    private function writeContentType(XMLWriter $xmlWriter, $parts, $isDefault): void
89    {
90        foreach ($parts as $partName => $contentType) {
91            $partType = $isDefault ? 'Default' : 'Override';
92            $partAttribute = $isDefault ? 'Extension' : 'PartName';
93            $xmlWriter->startElement($partType);
94            $xmlWriter->writeAttribute($partAttribute, $partName);
95            $xmlWriter->writeAttribute('ContentType', $contentType);
96            $xmlWriter->endElement();
97        }
98    }
99}