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1 | <?php |
2 | /** |
3 | * Updater for secondary data after a page edit. |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License along |
16 | * with this program; if not, write to the Free Software Foundation, Inc., |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
18 | * http://www.gnu.org/copyleft/gpl.html |
19 | * |
20 | * @file |
21 | */ |
22 | |
23 | use MediaWiki\Deferred\DataUpdate; |
24 | use MediaWiki\Deferred\DeferredUpdates; |
25 | use MediaWiki\Deferred\EnqueueableDataUpdate; |
26 | use MediaWiki\Deferred\LinksUpdate\LinksUpdate; |
27 | use MediaWiki\Deferred\TransactionRoundAwareUpdate; |
28 | use MediaWiki\Revision\RevisionRecord; |
29 | use MediaWiki\Storage\DerivedPageDataUpdater; |
30 | use MediaWiki\User\UserIdentity; |
31 | use Wikimedia\Rdbms\ILBFactory; |
32 | |
33 | /** |
34 | * Update object handling the cleanup of secondary data after a page was edited. |
35 | * |
36 | * This makes it possible for DeferredUpdates to have retry logic using a |
37 | * single refreshLinks job if any of the bundled updates fail. |
38 | * |
39 | * @since 1.34 |
40 | */ |
41 | class RefreshSecondaryDataUpdate extends DataUpdate |
42 | implements TransactionRoundAwareUpdate, EnqueueableDataUpdate |
43 | { |
44 | /** @var ILBFactory */ |
45 | private $lbFactory; |
46 | /** @var WikiPage */ |
47 | private $page; |
48 | /** @var DerivedPageDataUpdater */ |
49 | private $updater; |
50 | /** @var bool */ |
51 | private $recursive; |
52 | /** @var string|false TS_MW */ |
53 | private $freshness; |
54 | |
55 | /** @var RevisionRecord */ |
56 | private $revisionRecord; |
57 | /** @var UserIdentity */ |
58 | private $user; |
59 | |
60 | /** |
61 | * @param ILBFactory $lbFactory |
62 | * @param UserIdentity $user |
63 | * @param WikiPage $page Page we are updating |
64 | * @param RevisionRecord $revisionRecord |
65 | * @param DerivedPageDataUpdater $updater |
66 | * @param array $options Options map; supports "recursive" (bool) and "freshness" (string|false, TS_MW) |
67 | */ |
68 | public function __construct( |
69 | ILBFactory $lbFactory, |
70 | UserIdentity $user, |
71 | WikiPage $page, |
72 | RevisionRecord $revisionRecord, |
73 | DerivedPageDataUpdater $updater, |
74 | array $options |
75 | ) { |
76 | parent::__construct(); |
77 | |
78 | $this->lbFactory = $lbFactory; |
79 | $this->user = $user; |
80 | $this->page = $page; |
81 | $this->revisionRecord = $revisionRecord; |
82 | $this->updater = $updater; |
83 | $this->recursive = !empty( $options['recursive'] ); |
84 | $this->freshness = $options['freshness'] ?? false; |
85 | } |
86 | |
87 | public function getTransactionRoundRequirement() { |
88 | return self::TRX_ROUND_ABSENT; |
89 | } |
90 | |
91 | public function doUpdate() { |
92 | $updates = $this->updater->getSecondaryDataUpdates( $this->recursive ); |
93 | foreach ( $updates as $update ) { |
94 | if ( $update instanceof LinksUpdate ) { |
95 | $update->setRevisionRecord( $this->revisionRecord ); |
96 | $update->setTriggeringUser( $this->user ); |
97 | } |
98 | if ( $update instanceof DataUpdate ) { |
99 | $update->setCause( $this->causeAction, $this->causeAgent ); |
100 | } |
101 | } |
102 | |
103 | // T221577, T248003: flush any transaction; each update needs outer transaction scope |
104 | // and the code above may have implicitly started one. |
105 | $this->lbFactory->commitPrimaryChanges( __METHOD__ ); |
106 | |
107 | $e = null; |
108 | foreach ( $updates as $update ) { |
109 | try { |
110 | DeferredUpdates::attemptUpdate( $update ); |
111 | } catch ( Exception $e ) { |
112 | // Try as many updates as possible on the first pass |
113 | MWExceptionHandler::rollbackPrimaryChangesAndLog( $e ); |
114 | } |
115 | } |
116 | |
117 | if ( $e instanceof Exception ) { |
118 | throw $e; // trigger RefreshLinksJob enqueue via getAsJobSpecification() |
119 | } |
120 | } |
121 | |
122 | public function getAsJobSpecification() { |
123 | return [ |
124 | 'domain' => $this->lbFactory->getLocalDomainID(), |
125 | 'job' => new JobSpecification( |
126 | 'refreshLinksPrioritized', |
127 | [ |
128 | 'namespace' => $this->page->getTitle()->getNamespace(), |
129 | 'title' => $this->page->getTitle()->getDBkey(), |
130 | // Ensure fresh data are used, for normal data reuse the parser cache if it was saved |
131 | 'rootJobTimestamp' => $this->freshness ?: $this->revisionRecord->getTimestamp(), |
132 | 'useRecursiveLinksUpdate' => $this->recursive, |
133 | 'triggeringUser' => [ |
134 | 'userId' => $this->user->getId(), |
135 | 'userName' => $this->user->getName() |
136 | ], |
137 | 'triggeringRevisionId' => $this->revisionRecord->getId(), |
138 | 'causeAction' => $this->getCauseAction(), |
139 | 'causeAgent' => $this->getCauseAgent() |
140 | ], |
141 | [ 'removeDuplicates' => true ] |
142 | ) |
143 | ]; |
144 | } |
145 | } |