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1 | <?php |
2 | |
3 | namespace Cite; |
4 | |
5 | /** |
6 | * Internal data container for a single <ref> tag and all information about it. |
7 | * |
8 | * @license GPL-2.0-or-later |
9 | */ |
10 | class ReferenceStackItem { |
11 | /** |
12 | * @var int How often a reference footnote mark appears. Can be 0 in the case |
13 | * of not-yet-used or unused list-defined references, or sub-ref parents. |
14 | */ |
15 | public int $count = 0; |
16 | /** |
17 | * @var ?string Direction of the text. Should either be "ltr", "rtl" or null |
18 | * if unspecified. |
19 | */ |
20 | public ?string $dir = null; |
21 | /** |
22 | * @var ?string Marks a sub-reference. Points to the parent reference by name. |
23 | */ |
24 | public ?string $extends = null; |
25 | /** |
26 | * @var ?int Count how many subreferences point to a parent. Corresponds to |
27 | * the last {@see extendsIndex} but this field belongs to the parent. |
28 | */ |
29 | public ?int $extendsCount = null; |
30 | /** |
31 | * @var ?int Sequence number for sub-references with the same extends |
32 | * attribute value, starting from 1. {@see number} and this extends index are |
33 | * combined to render a footnote marker like "[1.1]". |
34 | */ |
35 | public ?int $extendsIndex = null; |
36 | /** |
37 | * @var ?string Marks a "follow" ref which continues the ref text from a |
38 | * previous page, e.g. in the Page:… namespace on Wikisource. |
39 | */ |
40 | public ?string $follow = null; |
41 | /** |
42 | * @var string Name of the group (or empty for the default group) which this ref |
43 | * belongs to. |
44 | */ |
45 | public string $group; |
46 | /** |
47 | * @var int Sequence number for all references, no matter which group, starting |
48 | * from 1. Used to generate IDs and anchors. |
49 | */ |
50 | public int $key; |
51 | /** |
52 | * @var ?string The original name attribute of a reference, or null for anonymous |
53 | * references. |
54 | */ |
55 | public ?string $name = null; |
56 | /** |
57 | * @var ?int Sequence number per {@see group}, starting from 1. To be used in the |
58 | * footnote marker, eg "[1]". |
59 | */ |
60 | public ?int $number = null; |
61 | /** |
62 | * @var bool Temporarily marks an incomplete parent ref referenced via |
63 | * {@see extends} before it exists. |
64 | */ |
65 | public bool $placeholder = false; |
66 | /** |
67 | * @var ?string The content inside the <ref>…</ref> tag. Null for a |
68 | * self-closing <ref /> without content. Also null for <ref></ref> without any |
69 | * non-whitespace content. |
70 | */ |
71 | public ?string $text = null; |
72 | /** |
73 | * @var array Error messages attached to this reference. |
74 | */ |
75 | public array $warnings = []; |
76 | } |