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1 | <?php |
2 | declare( strict_types = 1 ); |
3 | |
4 | namespace Wikimedia\Parsoid\NodeData; |
5 | |
6 | use stdClass; |
7 | use Wikimedia\Parsoid\Utils\PHPUtils; |
8 | |
9 | class DataBag { |
10 | /** |
11 | * @var NodeData[] A map of node data-object-id ids to data objects. |
12 | * This map is used during DOM processing to avoid having to repeatedly |
13 | * json-parse/json-serialize data-parsoid and data-mw attributes. |
14 | * This map is initialized when a DOM is created/parsed/refreshed. |
15 | */ |
16 | private $dataObject; |
17 | |
18 | /** @var int An id counter for this document used for the dataObject map */ |
19 | private $docId; |
20 | |
21 | /** @var stdClass the page bundle object into which all data-parsoid and data-mw |
22 | * attributes will be extracted to for pagebundle API requests. |
23 | */ |
24 | private $pageBundle; |
25 | |
26 | /** |
27 | * FIXME: Figure out a decent interface for updating these depths |
28 | * without needing to import the various util files. |
29 | * |
30 | * Map of start/end meta tag tree depths keyed by about id |
31 | */ |
32 | public array $transclusionMetaTagDepthMap = []; |
33 | |
34 | public function __construct() { |
35 | $this->dataObject = []; |
36 | $this->docId = 0; |
37 | $this->pageBundle = (object)[ |
38 | "parsoid" => PHPUtils::arrayToObject( [ "counter" => -1, "ids" => [] ] ), |
39 | "mw" => PHPUtils::arrayToObject( [ "ids" => [] ] ) |
40 | ]; |
41 | } |
42 | |
43 | /** |
44 | * Return this document's pagebundle object |
45 | * @return stdClass |
46 | */ |
47 | public function getPageBundle(): stdClass { |
48 | return $this->pageBundle; |
49 | } |
50 | |
51 | /** |
52 | * Get the data object for the node with data-object-id 'docId'. |
53 | * This will return null if a non-existent docId is provided. |
54 | * |
55 | * @param int $docId |
56 | * @return NodeData|null |
57 | */ |
58 | public function getObject( int $docId ): ?NodeData { |
59 | return $this->dataObject[$docId] ?? null; |
60 | } |
61 | |
62 | /** |
63 | * Stash the data and return an id for retrieving it later |
64 | * @param NodeData $data |
65 | * @return int |
66 | */ |
67 | public function stashObject( NodeData $data ): int { |
68 | $docId = $this->docId++; |
69 | $this->dataObject[$docId] = $data; |
70 | return $docId; |
71 | } |
72 | } |