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<?php |
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namespace SMW\SQLStore; |
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use Onoi\MessageReporter\NullMessageReporter; |
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use Onoi\MessageReporter\MessageReporter; |
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use Onoi\MessageReporter\MessageReporterAware; |
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use SMWDataItem as DataItem; |
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use SMW\DIProperty; |
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use SMWSql3SmwIds; |
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/** |
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* @private |
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* |
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* |
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* Allows to execute SQLStore or table specific tasks that are expected to be part |
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* of the installation or removal routine. |
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* |
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* @license GNU GPL v2+ |
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* @since 2.5 |
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* |
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* @author mwjames |
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*/ |
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class TableIntegrityChecker implements MessageReporterAware { |
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/** |
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* @var SQLStore |
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*/ |
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private $store; |
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/** |
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* @var MessageReporter |
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*/ |
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private $messageReporter; |
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/** |
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* @since 2.5 |
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* |
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* @param SQLStore $store |
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*/ |
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public function __construct( SQLStore $store ) { |
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$this->store = $store; |
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$this->messageReporter = new NullMessageReporter(); |
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} |
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/** |
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* @see MessageReporterAware::setMessageReporter |
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* |
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* @since 2.5 |
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* |
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* @param MessageReporter $messageReporter |
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*/ |
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public function setMessageReporter( MessageReporter $messageReporter ) { |
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$this->messageReporter = $messageReporter; |
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} |
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/** |
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* @since 2.5 |
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* |
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* @param TableBuilder $tableBuilder |
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*/ |
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public function checkOnPostCreation( TableBuilder $tableBuilder ) { |
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$this->doCheckInternalPropertyIndices( |
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$this->store->getConnection( DB_MASTER ) |
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); |
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$tableBuilder->checkOn( TableBuilder::POST_CREATION ); |
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} |
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/** |
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* Create some initial DB entries for important built-in properties. Having the DB contents predefined |
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* allows us to safe DB calls when certain data is needed. At the same time, the entries in the DB |
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* make sure that DB-based functions work as with all other properties. |
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*/ |
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private function doCheckInternalPropertyIndices( $connection ) { |
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$this->messageReporter->reportMessage( "\nSetting up internal property indices ...\n" ); |
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$this->doCheckPredefinedPropertyBorder( $connection ); |
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// now write actual properties; do that each time, it is cheap enough and we can update sortkeys by current language |
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$this->messageReporter->reportMessage( " ... writing entries for internal properties ...\n" ); |
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foreach ( SMWSql3SmwIds::$special_ids as $prop => $id ) { |
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$property = new DIProperty( $prop ); |
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$connection->replace( |
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SQLStore::ID_TABLE, |
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array( 'smw_id' ), |
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array( |
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'smw_id' => $id, |
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'smw_title' => $property->getKey(), |
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'smw_namespace' => SMW_NS_PROPERTY, |
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'smw_iw' => $this->store->getObjectIds()->getPropertyInterwiki( $property ), |
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'smw_subobject' => '', |
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'smw_sortkey' => $property->getCanonicalLabel() |
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), |
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__METHOD__ |
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); |
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} |
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$this->messageReporter->reportMessage( " ... done.\n" ); |
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} |
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private function doCheckPredefinedPropertyBorder( $connection ) { |
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// Check if we already have this structure |
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$expectedID = SQLStore::FIXED_PROPERTY_ID_UPPERBOUND; |
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$currentID = $connection->selectRow( |
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SQLStore::ID_TABLE, |
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'smw_id', |
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'smw_iw=' . $connection->addQuotes( SMW_SQL3_SMWBORDERIW ) |
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); |
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if ( $currentID !== false && $currentID->smw_id == $expectedID ) { |
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return $this->messageReporter->reportMessage( " ... space for internal properties already allocated.\n" ); |
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} |
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// Legacy bound |
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$currentID = $currentID === false ? 50 : $currentID->smw_id; |
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$this->messageReporter->reportMessage( " ... allocating space for internal properties ...\n" ); |
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$this->store->getObjectIds()->moveSMWPageID( $expectedID ); |
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$connection->insert( |
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SQLStore::ID_TABLE, |
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array( |
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'smw_id' => $expectedID, |
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'smw_title' => '', |
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'smw_namespace' => 0, |
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'smw_iw' => SMW_SQL3_SMWBORDERIW, |
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'smw_subobject' => '', |
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'smw_sortkey' => '' |
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), |
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__METHOD__ |
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); |
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$this->messageReporter->reportMessage( " ... moving from $currentID to $expectedID " ); |
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// make way for built-in ids |
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for ( $i = $currentID; $i < $expectedID; $i++ ) { |
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$this->store->getObjectIds()->moveSMWPageID( $i ); |
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$this->messageReporter->reportMessage( '.' ); |
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} |
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$this->messageReporter->reportMessage( "\n ... done.\n" ); |
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} |
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} |
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SemanticMediaWiki /
SemanticMediaWiki
