Attachments.php — Admin Columns 7.1.4

codepress-admin-columns / classes / Formatter / Post / Attachments.php

codepress-admin-columns / classes / Formatter / Post Last commit date

Attachments.php

54 lines

1	<?php
2
3	declare(strict_types=1);
4
5	namespace AC\Formatter\Post;
6
7	use AC\Exception\ValueNotFoundException;
8	use AC\Formatter;
9	use AC\Type\Value;
10	use AC\Type\ValueCollection;
11
12	class Attachments implements Formatter
13	{
14	public function format(Value $value): ValueCollection
15	{
16	$parent_id = (int)$value->get_value();
17
18	if (! $parent_id) {
19	throw new ValueNotFoundException('Parent ID is required');
20	}
21
22	$attachment_ids = get_posts([
23	'post_type' => 'attachment',
24	'posts_per_page' => -1,
25	'post_status' => 'inherit',
26	'post_parent' => $parent_id,
27	'fields' => 'ids',
28	]);
29
30	return ValueCollection::from_ids($parent_id, $this->group_by_extension($attachment_ids));
31	}
32
33	/**
34	* Group attachment IDs by file extension, preserving the order of first appearance.
35	*
36	* @param int[] $ids
37	* @return int[]
38	*/
39	private function group_by_extension(array $ids): array
40	{
41	$groups = [];
42
43	foreach ($ids as $id) {
44	$file = get_attached_file($id);
45	$ext = $file ? strtolower((string)pathinfo($file, PATHINFO_EXTENSION)) : '';
46
47	$groups[$ext][] = $id;
48	}
49
50	return array_merge(...array_values($groups));
51	}
52
53	}
54