mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/TemplateData
synced 2024-11-23 23:43:54 +00:00
50 lines
1.1 KiB
PHP
50 lines
1.1 KiB
PHP
<?php
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namespace MediaWiki\Extension\TemplateData;
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use MediaWiki\Message\Message;
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/**
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* Represents the information about a template,
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* coming from the JSON blob in the <templatedata> tags
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* on wiki pages.
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* This implementation stores the information as a compressed gzip blob
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* in the database.
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* @license GPL-2.0-or-later
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*/
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class TemplateDataCompressedBlob extends TemplateDataBlob {
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// Size of MySQL 'blob' field; page_props table where the data is stored uses one.
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private const MAX_LENGTH = 65535;
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/**
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* @var string In-object cache for {@see getJSONForDatabase}
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*/
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private string $jsonDB;
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/**
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* @inheritDoc
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*/
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protected function __construct( string $json, string $lang ) {
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parent::__construct( $json, $lang );
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$this->jsonDB = gzencode( $this->json );
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$length = strlen( $this->jsonDB );
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if ( $length > self::MAX_LENGTH ) {
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$this->status->fatal(
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'templatedata-invalid-length',
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Message::numParam( $length ),
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Message::numParam( self::MAX_LENGTH )
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);
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}
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}
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/**
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* @return string JSON (gzip compressed)
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*/
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public function getJSONForDatabase(): string {
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return $this->jsonDB;
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}
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}
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