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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * WikiLambda maintenance script to migrate Z16K1s from strings to Z61 references |
| 5 | * |
| 6 | * Updates all |
| 7 | * |
| 8 | * @file |
| 9 | * @ingroup Extensions |
| 10 | * @copyright 2020– Abstract Wikipedia team; see AUTHORS.txt |
| 11 | * @license MIT |
| 12 | */ |
| 13 | |
| 14 | namespace MediaWiki\Extensions\WikiLambda\Maintenance; |
| 15 | |
| 16 | use MediaWiki\Context\RequestContext; |
| 17 | use MediaWiki\Extension\WikiLambda\ZObjects\ZReference; |
| 18 | use MediaWiki\Extension\WikiLambda\ZObjects\ZString; |
| 19 | use MediaWiki\Extension\WikiLambda\ZObjectStore; |
| 20 | use MediaWiki\Logger\LoggerFactory; |
| 21 | use MediaWiki\Maintenance\Maintenance; |
| 22 | |
| 23 | $IP = getenv( 'MW_INSTALL_PATH' ); |
| 24 | if ( $IP === false ) { |
| 25 | $IP = __DIR__ . '/../../..'; |
| 26 | } |
| 27 | require_once "$IP/maintenance/Maintenance.php"; |
| 28 | |
| 29 | class MigrateZ16K1StringsToZ61s extends Maintenance { |
| 30 | // TODO (T287153): Once the data is fully migrated, we should remove this |
| 31 | // script and the fetchAllImplementations method from ZObjectStore |
| 32 | |
| 33 | /** |
| 34 | * @var ZObjectStore |
| 35 | */ |
| 36 | private $zObjectStore = null; |
| 37 | |
| 38 | /** |
| 39 | * @inheritDoc |
| 40 | */ |
| 41 | public function __construct() { |
| 42 | parent::__construct(); |
| 43 | $this->requireExtension( 'WikiLambda' ); |
| 44 | $this->addDescription( 'Migrates saved ZImplementations to reference a Z61 rather than hard-code a string' ); |
| 45 | |
| 46 | $this->addOption( |
| 47 | 'implement', |
| 48 | 'Whether to actually make the changes or (default) just dry-run', |
| 49 | false, |
| 50 | false |
| 51 | ); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * @inheritDoc |
| 56 | */ |
| 57 | public function execute() { |
| 58 | // Construct the ZObjectStore, because ServiceWiring hasn't run |
| 59 | $services = $this->getServiceContainer(); |
| 60 | $this->zObjectStore = new ZObjectStore( |
| 61 | $services->getDBLoadBalancerFactory(), |
| 62 | $services->getTitleFactory(), |
| 63 | $services->getWikiPageFactory(), |
| 64 | $services->getRevisionStore(), |
| 65 | $services->getUserGroupManager(), |
| 66 | LoggerFactory::getInstance( 'WikiLambda' ) |
| 67 | ); |
| 68 | |
| 69 | $implement = $this->getOption( 'implement' ); |
| 70 | |
| 71 | $queryLimit = 10; |
| 72 | |
| 73 | $targets = $this->zObjectStore->fetchAllImplementations(); |
| 74 | |
| 75 | $this->output( "Found " . count( $targets ) . " Z14s\n" ); |
| 76 | |
| 77 | $offset = 0; |
| 78 | |
| 79 | $updateComment = wfMessage( 'wikilambda-migration-edit-comment' )->inLanguage( 'en' )->text(); |
| 80 | |
| 81 | do { |
| 82 | $contents = $this->zObjectStore->fetchBatchZObjects( array_slice( $targets, $offset, $queryLimit ) ); |
| 83 | $offset += $queryLimit; |
| 84 | |
| 85 | foreach ( $contents as $zid => $persistentObject ) { |
| 86 | $newValue = null; |
| 87 | |
| 88 | $this->output( "Reviewing $zid: " ); |
| 89 | |
| 90 | $zCode = $persistentObject->getInnerZObject()->getValueByKey( 'Z14K3' ); |
| 91 | |
| 92 | if ( $zCode === null ) { |
| 93 | $this->output( "… not using a ZCode!\n" ); |
| 94 | continue; |
| 95 | } |
| 96 | |
| 97 | $reference = $zCode->getValueByKey( 'Z16K1' ); |
| 98 | |
| 99 | if ( $reference instanceof ZReference ) { |
| 100 | $this->output( "… already a ZReference, success!\n" ); |
| 101 | continue; |
| 102 | } |
| 103 | |
| 104 | $programmingLanguage = $reference->getValueByKey( 'Z61K1' ); |
| 105 | |
| 106 | if ( $programmingLanguage instanceof ZString ) { |
| 107 | $this->output( "… a hard-coded string " ); |
| 108 | switch ( $programmingLanguage->getSerialized() ) { |
| 109 | case 'javascript': |
| 110 | $this->output( "for JS" ); |
| 111 | $newValue = 'Z600'; |
| 112 | break; |
| 113 | |
| 114 | case 'python': |
| 115 | case 'python-3': |
| 116 | $this->output( "for Py" ); |
| 117 | $newValue = 'Z610'; |
| 118 | break; |
| 119 | |
| 120 | case 'lua': |
| 121 | $this->output( "for Lua(!)" ); |
| 122 | $newValue = 'Z620'; |
| 123 | break; |
| 124 | |
| 125 | default: |
| 126 | $this->output( "but not understood: " . $programmingLanguage ); |
| 127 | continue 2; |
| 128 | } |
| 129 | } else { |
| 130 | $this->output( |
| 131 | '… but \'' . var_export( $programmingLanguage, true ) |
| 132 | . "', not a reference or a simple string? Skipping.\n" |
| 133 | ); |
| 134 | continue; |
| 135 | } |
| 136 | |
| 137 | if ( !$newValue ) { |
| 138 | $this->output( "… nothing to do?\n" ); |
| 139 | continue; |
| 140 | } |
| 141 | |
| 142 | if ( !$implement ) { |
| 143 | $this->output( ".\n\tWould have updated $zid, changing '$programmingLanguage' to '$newValue'.\n" ); |
| 144 | continue; |
| 145 | |
| 146 | } |
| 147 | |
| 148 | $persistentObject->getInnerZObject()->getValueByKey( 'Z14K3' ) |
| 149 | ->setValueByKey( 'Z16K1', new ZReference( $newValue ) ); |
| 150 | $data = json_encode( $persistentObject->getSerialized() ); |
| 151 | |
| 152 | $response = $this->zObjectStore->updateZObjectAsSystemUser( |
| 153 | RequestContext::getMain(), |
| 154 | /* String ZID */ $zid, |
| 155 | /* String content */ $data, |
| 156 | /* Edit summary */ $updateComment, |
| 157 | /* Update flags */ EDIT_UPDATE |
| 158 | ); |
| 159 | |
| 160 | if ( $response->isOK() ) { |
| 161 | $this->output( ", now updated!\n" ); |
| 162 | } else { |
| 163 | $this->output( ", but there was a problem updating:\n" ); |
| 164 | $this->output( "\t" . $response->getErrors() . "\n" ); |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | } while ( count( $targets ) - $offset > 0 ); |
| 169 | } |
| 170 | } |
| 171 | |
| 172 | $maintClass = MigrateZ16K1StringsToZ61s::class; |
| 173 | require_once RUN_MAINTENANCE_IF_MAIN; |