xref: /dokuwiki/inc/Ui/Media/Display.php (revision 8f7d0e1180e5f499a5af3acc8664032d141a7f17) 
1<?php
2
3namespace dokuwiki\Ui\Media;
4
5use dokuwiki\Media\MediaFile;
6
7class Display
8{
9
10    protected $mediaFile;
11
12    /**
13     * Display constructor.
14     * @param MediaFile $mediaFile
15     */
16    public function __construct(MediaFile $mediaFile)
17    {
18        $this->mediaFile = $mediaFile;
19    }
20
21    /**
22     * Get the HTML to display a preview image if possible, otherwise show an icon
23     *
24     * @param int $w bounding box width to resize pixel based images to
25     * @param int $h bounding box height to resize pixel based images to
26     * @return string
27     */
28    public function getPreviewHtml($w, $h)
29    {
30        if ($this->mediaFile->isImage()) {
31            $src = ml($this->mediaFile, ['w' => $w, 'h' => $h]);
32        } else {
33            $src = $this->getIconUrl();
34        }
35
36        return '<img src="' . $src . '" alt="' . hsc($this->mediaFile->getDisplayName()) . '" loading="lazy" />';
37    }
38
39    /**
40     * Return the URL to the icon for this file
41     *
42     * @return string
43     */
44    public function getIconUrl()
45    {
46        $link = 'lib/images/fileicons/svg/' . $this->mediaFile->getIcoClass() . '.svg';
47        if (!file_exists(DOKU_INC . $link)) $link = 'lib/images/fileicons/svg/file.svg';
48        return DOKU_BASE . $link;
49    }
50
51    /** @return string */
52    protected function formatDate()
53    {
54        return dformat($this->mediaFile->getLastModified());
55    }
56
57    /**
58     * Output the image dimension if any
59     *
60     * @param string $empty what to show when no dimensions are available
61     * @return string
62     */
63    protected function formatDimensions($empty = '&#160')
64    {
65        $w = $this->mediaFile->getWidth();
66        $h = $this->mediaFile->getHeight();
67        if ($w && $h) {
68            return $w . '&#215;' . $h;
69        } else {
70            return $empty;
71        }
72    }
73
74    /** @return string */
75    protected function formatFileSize()
76    {
77        return filesize_h($this->mediaFile->getFileSize());
78    }
79}
80