diff --git a/includes/Extension.php b/includes/Extension.php
index 83e35c0..9550bb7 100644
--- a/includes/Extension.php
+++ b/includes/Extension.php
@@ -76,7 +76,7 @@ class Extension {
 	public static function processPage( \Title $title, \RequestContext $context ) {
 		$config = new Config();
 		$source = Source::createFromTitle( $title, $config );
-		if ( $source->hasContent ) {
+		if ( $source->hasContent() ) {
 			$linker = new Linker( $config );
 			$result = $linker->linkContent( $source );
 			if ( $result ) {
diff --git a/includes/Source.php b/includes/Source.php
index b6d97c2..e44962b 100644
--- a/includes/Source.php
+++ b/includes/Source.php
@@ -197,7 +197,7 @@ class Source {
 	 * @return boolean True if the source page has content.
 	 */
 	public function hasContent() {
-		return $this->content != null;
+		return $this->getContent() != null;
 	}
 
 	/**
diff --git a/linktitles-cli.php b/linktitles-cli.php
index 535589f..fdb7f02 100755
--- a/linktitles-cli.php
+++ b/linktitles-cli.php
@@ -155,7 +155,7 @@ class Cli extends \Maintenance {
 
 		// Retrieve page names from the database.
 		$dbr = $this->getDB( DB_SLAVE );
-		$namespacesClause = str_replace( '_', ' ','(' . implode( ', ', $config->namespaces ) . ')' );
+		$namespacesClause = str_replace( '_', ' ','(' . implode( ', ', $config->sourceNamespaces ) . ')' );
 		$res = $dbr->select(
 			'page',
 			array( 'page_title', 'page_namespace' ),