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1 | <?php |
2 | /** |
3 | * Optional upgrade script to populate *_from_namespace fields |
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 | * @ingroup Maintenance |
22 | */ |
23 | |
24 | require_once __DIR__ . '/Maintenance.php'; |
25 | |
26 | /** |
27 | * Maintenance script to populate *_from_namespace fields |
28 | * |
29 | * @ingroup Maintenance |
30 | */ |
31 | class PopulateBacklinkNamespace extends LoggedUpdateMaintenance { |
32 | public function __construct() { |
33 | parent::__construct(); |
34 | $this->addDescription( 'Populate the *_from_namespace fields' ); |
35 | $this->addOption( 'lastUpdatedId', "Highest page_id with updated links", false, true ); |
36 | } |
37 | |
38 | protected function getUpdateKey() { |
39 | return 'populate *_from_namespace'; |
40 | } |
41 | |
42 | protected function updateSkippedMessage() { |
43 | return '*_from_namespace column of backlink tables already populated.'; |
44 | } |
45 | |
46 | public function doDBUpdates() { |
47 | $db = $this->getPrimaryDB(); |
48 | |
49 | $this->output( "Updating *_from_namespace fields in links tables.\n" ); |
50 | |
51 | $start = $this->getOption( 'lastUpdatedId' ); |
52 | if ( !$start ) { |
53 | $start = $db->newSelectQueryBuilder() |
54 | ->select( 'MIN(page_id)' ) |
55 | ->from( 'page' ) |
56 | ->caller( __METHOD__ )->fetchField(); |
57 | } |
58 | if ( !$start ) { |
59 | $this->output( "Nothing to do." ); |
60 | return false; |
61 | } |
62 | $end = $db->newSelectQueryBuilder() |
63 | ->select( 'MAX(page_id)' ) |
64 | ->from( 'page' ) |
65 | ->caller( __METHOD__ )->fetchField(); |
66 | $batchSize = $this->getBatchSize(); |
67 | |
68 | # Do remaining chunk |
69 | $end += $batchSize - 1; |
70 | $blockStart = $start; |
71 | $blockEnd = $start + $batchSize - 1; |
72 | while ( $blockEnd <= $end ) { |
73 | $this->output( "...doing page_id from $blockStart to $blockEnd\n" ); |
74 | $res = $db->newSelectQueryBuilder() |
75 | ->select( [ 'page_id', 'page_namespace' ] ) |
76 | ->from( 'page' ) |
77 | ->where( [ |
78 | $db->expr( 'page_id', '>=', (int)$blockStart ), |
79 | $db->expr( 'page_id', '<=', (int)$blockEnd ), |
80 | ] ) |
81 | ->caller( __METHOD__ )->fetchResultSet(); |
82 | foreach ( $res as $row ) { |
83 | $db->newUpdateQueryBuilder() |
84 | ->update( 'pagelinks' ) |
85 | ->set( [ 'pl_from_namespace' => $row->page_namespace ] ) |
86 | ->where( [ 'pl_from' => $row->page_id ] ) |
87 | ->caller( __METHOD__ ) |
88 | ->execute(); |
89 | $db->newUpdateQueryBuilder() |
90 | ->update( 'templatelinks' ) |
91 | ->set( [ 'tl_from_namespace' => $row->page_namespace ] ) |
92 | ->where( [ 'tl_from' => $row->page_id ] ) |
93 | ->caller( __METHOD__ ) |
94 | ->execute(); |
95 | $db->newUpdateQueryBuilder() |
96 | ->update( 'imagelinks' ) |
97 | ->set( [ 'il_from_namespace' => $row->page_namespace ] ) |
98 | ->where( [ 'il_from' => $row->page_id ] ) |
99 | ->caller( __METHOD__ ) |
100 | ->execute(); |
101 | } |
102 | $blockStart += $batchSize - 1; |
103 | $blockEnd += $batchSize - 1; |
104 | $this->waitForReplication(); |
105 | } |
106 | return true; |
107 | } |
108 | } |
109 | |
110 | $maintClass = PopulateBacklinkNamespace::class; |
111 | require_once RUN_MAINTENANCE_IF_MAIN; |