Code Coverage for /workspace/src/includes/HistoryBlob/HistoryBlobCurStub.php

1	<?php
2	/**
3	* Efficient concatenated text storage.
4	*
5	* @license GPL-2.0-or-later
6	* @file
7	*/
8
9	use MediaWiki\MediaWikiServices;
10
11	/**
12	* To speed up conversion from 1.4 to 1.5 schema, text rows can refer to the
13	* leftover cur table as the backend. This avoids expensively copying hundreds
14	* of megabytes of data during the conversion downtime.
15	*/
16	class HistoryBlobCurStub {
17	/** @var int */
18	public $mCurId;
19
20	/**
21	* @param int $curid The cur_id pointed to
22	*/
23	public function __construct( $curid = 0 ) {
24	$this->mCurId = $curid;
25	}
26
27	/**
28	* Sets the location (cur_id) of the main object to which this object
29	* points
30	*
31	* @param int $id
32	*/
33	public function setLocation( $id ) {
34	$this->mCurId = $id;
35	}
36
37	/**
38	* @return string\|false
39	*/
40	public function getText() {
41	$dbr = MediaWikiServices::getInstance()->getConnectionProvider()->getReplicaDatabase();
42	return $dbr->newSelectQueryBuilder()
43	->select( 'cur_text' )
44	->from( 'cur' )
45	->where( [ 'cur_id' => $this->mCurId ] )
46	->caller( __METHOD__ )
47	->fetchField();
48	}
49	}
50
51	// Blobs generated by MediaWiki < 1.5 on PHP 4 were serialized with the
52	// class name coerced to lowercase. We can improve efficiency by adding
53	// autoload entries for the lowercase variants of these classes (T166759).
54	// The code below is never executed, but it is picked up by the AutoloadGenerator
55	// parser, which scans for class_alias() calls.
56	/*
57	class_alias( HistoryBlobCurStub::class, 'historyblobcurstub' );
58	*/