Merge pull request #245 from edent/patch-2

Prevent Facepile error

Author: pfefferle

includes/class-linkbacks-walker-comment.php

@@ -10,7 +10,11 @@ class Semantic_Linkbacks_Walker_Comment extends Walker_Comment {
 
 	protected static function should_facepile( $comment ) {
 		$facepiles = get_option( 'semantic_linkbacks_facepiles', array_keys( Linkbacks_Handler::get_comment_type_strings() ) );
-
+		//	If getting the facepiles hasn't worked, create an empty array to avoid generating errors
+		if ( ! is_array( $facepiles ) ) {
+			$facepiles = array();
+		}
+		
 		if ( self::is_reaction( $comment ) && in_array( 'reaction', $facepiles, true ) ) {
 			return true;
 		}

templates/linkbacks.php

@@ -1,4 +1,11 @@
-<?php $facepiles = get_option( 'semantic_linkbacks_facepiles', array_keys( Linkbacks_Handler::get_comment_type_strings() ) ); ?>
+<?php $facepiles = get_option( 'semantic_linkbacks_facepiles', array_keys( Linkbacks_Handler::get_comment_type_strings() ) ); 
+
+//	If getting the facepiles hasn't worked, create an empty array to avoid generating errors
+if ( ! is_array( $facepiles ) ) {
+	$facepiles = array();
+}
+
+?>
 <?php if ( in_array( 'reacji', $facepiles, true ) && Semantic_Linkbacks_Walker_Comment::$reactions ) : ?>
 <div class="reactions">
 	<h3><?php echo __( 'Reacjis', 'semantic-linkbacks' ); ?></h3>