1 files changed, 87 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/SQLStore/TableBuilder/Examiner/HashField.php b/www/wiki/extensions/SemanticMediaWiki/src/SQLStore/TableBuilder/Examiner/HashField.php
new file mode 100644
index 00000000..0e866368
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/SQLStore/TableBuilder/Examiner/HashField.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace SMW\SQLStore\TableBuilder\Examiner;
+
+use Onoi\MessageReporter\MessageReporterAwareTrait;
+use SMW\SQLStore\SQLStore;
+use SMW\Maintenance\PopulateHashField;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.1
+ *
+ * @author mwjames
+ */
+class HashField {
+
+	use MessageReporterAwareTrait;
+
+	/**
+	 * @var SQLStore
+	 */
+	private $store;
+
+	/**
+	 * @var PopulateHashField
+	 */
+	private $populateHashField;
+
+	/**
+	 * @since 3.1
+	 *
+	 * @param SQLStore $store
+	 * @param PopulateHashField|null $populateHashField
+	 */
+	public function __construct( SQLStore $store, PopulateHashField $populateHashField = null ) {
+		$this->store = $store;
+		$this->populateHashField = $populateHashField;
+	}
+
+	/**
+	 * @since 3.1
+	 *
+	 * @return integer
+	 */
+	public static function threshold() {
+		return PopulateHashField::COUNT_SCRIPT_EXECUTION_THRESHOLD;
+	}
+
+	/**
+	 * @since 3.1
+	 *
+	 * @param array $opts
+	 */
+	public function check( array $opts = [] ) {
+
+		$this->messageReporter->reportMessage( "Checking smw_hash field consistency ...\n" );
+		require_once $GLOBALS['smwgMaintenanceDir'] . "/populateHashField.php";
+
+		if ( $this->populateHashField === null ) {
+			$this->populateHashField = new PopulateHashField();
+		}
+
+		$this->populateHashField->setStore( $this->store );
+		$this->populateHashField->setMessageReporter( $this->messageReporter );
+
+		$rows = $this->populateHashField->fetchRows();
+		$count = 0;
+
+		if ( $rows !== null ) {
+			$count = $rows->numRows();
+		}
+
+		if ( $count > self::threshold() ) {
+			$this->messageReporter->reportMessage( "   ... missing $count rows ...\n"  );
+			$this->messageReporter->reportMessage( "   ... skipping the `smw_hash` field population ...\n"  );
+
+			$this->populateHashField->setComplete( false );
+		} elseif ( $count != 0 ) {
+			$this->populateHashField->populate( $rows );
+		} else {
+			$this->populateHashField->setComplete( true );
+		}
+
+		$this->messageReporter->reportMessage( "   ... done.\n" );
+	}
+
+}