protected function showExpressionsNeedingTranslation( $sourceLanguageId, $destinationLanguageId, $collectionId ) {

		$o = OmegaWikiAttributes::getInstance();

		$dc = wdGetDataSetContext();
		require_once( "Transaction.php" );
		require_once( "OmegaWikiAttributes.php" );
		require_once( "RecordSet.php" );
		require_once( "Editor.php" );
		require_once( "WikiDataAPI.php" );

		$dbr = wfGetDB( DB_SLAVE );

		$sqlcount = 'SELECT COUNT(*)' .
			" FROM ({$dc}_syntrans source_syntrans, {$dc}_expression source_expression)";

		if ( $collectionId != '' )
			$sqlcount .= " JOIN {$dc}_collection_contents ON source_syntrans.defined_meaning_id = member_mid";

		$sqlcount .= ' WHERE source_syntrans.expression_id = source_expression.expression_id';

		if ( $sourceLanguageId != '' )
			$sqlcount .= ' AND source_expression.language_id = ' . $sourceLanguageId;
		if ( $collectionId != '' )
			$sqlcount .= " AND {$dc}_collection_contents.collection_id = " . $collectionId .
				' AND ' . getLatestTransactionRestriction( "{$dc}_collection_contents" );

		$sqlcount .= ' AND NOT EXISTS (' .
			" SELECT * FROM {$dc}_syntrans destination_syntrans, {$dc}_expression destination_expression" .
			' WHERE destination_syntrans.expression_id = destination_expression.expression_id AND destination_expression.language_id = ' . $destinationLanguageId .
			' AND source_syntrans.defined_meaning_id = destination_syntrans.defined_meaning_id' .
			' AND ' . getLatestTransactionRestriction( 'destination_syntrans' ) .
			' AND ' . getLatestTransactionRestriction( 'destination_expression' ) .
			')' .
			' AND ' . getLatestTransactionRestriction( 'source_syntrans' ) .
			' AND ' . getLatestTransactionRestriction( 'source_expression' ) ;

		$queryResultCount_r = mysql_query( $sqlcount );
		$queryResultCount_a = mysql_fetch_row( $queryResultCount_r );
		$queryResultCount = $queryResultCount_a[0];
		$nbshown = min ( 100, $queryResultCount ) ;


		$sql = 'SELECT source_expression.expression_id AS source_expression_id, source_expression.language_id AS source_language_id, source_expression.spelling AS source_spelling, source_syntrans.defined_meaning_id AS source_defined_meaning_id' .
			" FROM ({$dc}_syntrans source_syntrans, {$dc}_expression source_expression)";

		if ( $collectionId != '' )
			$sql .= " JOIN {$dc}_collection_contents ON source_syntrans.defined_meaning_id = member_mid";

		$sql .= ' WHERE source_syntrans.expression_id = source_expression.expression_id';

		if ( $sourceLanguageId != '' )
			$sql .= ' AND source_expression.language_id = ' . $sourceLanguageId;
		if ( $collectionId != '' )
			$sql .= " AND {$dc}_collection_contents.collection_id = " . $collectionId .
				' AND ' . getLatestTransactionRestriction( "{$dc}_collection_contents" );

		$sql .= ' AND NOT EXISTS (' .
			" SELECT * FROM {$dc}_syntrans destination_syntrans, {$dc}_expression destination_expression" .
			' WHERE destination_syntrans.expression_id = destination_expression.expression_id AND destination_expression.language_id = ' . $destinationLanguageId .
			' AND source_syntrans.defined_meaning_id = destination_syntrans.defined_meaning_id' .
			' AND ' . getLatestTransactionRestriction( 'destination_syntrans' ) .
			' AND ' . getLatestTransactionRestriction( 'destination_expression' ) .
			')' .
			' AND ' . getLatestTransactionRestriction( 'source_syntrans' ) .
			' AND ' . getLatestTransactionRestriction( 'source_expression' ) ;

		if ( $queryResultCount > 100 ) {
			$startnumber = rand ( 0 , $queryResultCount - 100 ) ;
			$sql .= " LIMIT $startnumber,100";
		} else {
			$sql .= ' LIMIT 100';
		}

		$queryResult = $dbr->query( $sql );


		$definitionAttribute = new Attribute( "definition", wfMsg( "ow_Definition" ), "definition" );

		$recordSet = new ArrayRecordSet( new Structure( $o->definedMeaningId, $o->expressionId, $o->expression, $definitionAttribute ), new Structure( $o->definedMeaningId, $o->expressionId ) );

		while ( $row = $dbr->fetchObject( $queryResult ) ) {
			$expressionRecord = new ArrayRecord( $o->expressionStructure );
			$expressionRecord->language = $row->source_language_id;
			$spellingAsLink = definedMeaningReferenceAsLink( $row->source_defined_meaning_id, $row->source_spelling, $row->source_spelling );
			$expressionRecord->spelling = $spellingAsLink ;

			$definition = getDefinedMeaningDefinitionForLanguage( $row->source_defined_meaning_id, $row->source_language_id ) ;
			if ( $definition == "" ) {
				$definition = getDefinedMeaningDefinition( $row->source_defined_meaning_id ) ;
			}

			$recordSet->addRecord( array( $row->source_defined_meaning_id, $row->source_expression_id, $expressionRecord, $definition ) );
		}

		$expressionEditor = new RecordTableCellEditor( $o->expression );
		$expressionEditor->addEditor( new LanguageEditor( $o->language, new SimplePermissionController( false ), false ) );
		$expressionEditor->addEditor( new ShortTextNoEscapeEditor( $o->spelling, new SimplePermissionController( false ), false ) );

		$editor = new RecordSetTableEditor( null, new SimplePermissionController( false ), new ShowEditFieldChecker( true ), new AllowAddController( false ), false, false, null );
		$editor->addEditor( $expressionEditor );
		$editor->addEditor( new TextEditor( $definitionAttribute, new SimplePermissionController( false ), false, true, 75 ) );

		global $wgOut;

		$wgOut->addHTML( "Showing $nbshown out of $queryResultCount" ) ;
		$wgOut->addHTML( $editor->view( new IdStack( "expression" ), $recordSet ) );
	}
/**
 * Returns the definition of a definedMeaning in the user language, or in English, or in any other
 * according to what is available
 * @param $definedMeaningId
 */
function getDefinedMeaningDefinition( $definedMeaningId ) {
	global $wgLang;
	$userLanguageId = getLanguageIdForCode( $wgLang->getCode() ) ;
	
	if ( $userLanguageId > 0 ) {
		$result = getDefinedMeaningDefinitionForLanguage( $definedMeaningId, $userLanguageId );
	} else {
		$result = "";
	}
	if ( $result == "" ) {
		$result = getDefinedMeaningDefinitionForLanguage( $definedMeaningId, 85 );
		
		if ( $result == "" ) {
			$result = getDefinedMeaningDefinitionForAnyLanguage( $definedMeaningId );
		}
	}
	return $result;
}