From 00bf7ad209c03a2c11a9de8a7fa17f86a7313549 Mon Sep 17 00:00:00 2001
From: Robin Cornett <hello@robincornett.com>
Date: Tue, 23 Feb 2016 13:12:43 -0500
Subject: [PATCH] Fix image source if image size isn't present

---
 ...ass-displayfeaturedimagegenesis-output.php |  8 +++----
 includes/js/backstretch-set.js                | 23 +++++++++++--------
 2 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/includes/class-displayfeaturedimagegenesis-output.php b/includes/class-displayfeaturedimagegenesis-output.php
index 28a1717..1972797 100644
--- a/includes/class-displayfeaturedimagegenesis-output.php
+++ b/includes/class-displayfeaturedimagegenesis-output.php
@@ -140,13 +140,13 @@ class Display_Featured_Image_Genesis_Output {
 		$output       = array(
 			'source' => array(
 				'backstretch'  => esc_url( $this->item->backstretch[0] ),
-				'large'        => esc_url( $large[0] ),
-				'medium_large' => esc_url( $medium_large[0] ),
+				'large'        => $large[3] ? esc_url( $large[0] ) : '',
+				'medium_large' => $medium_large[3] ? esc_url( $medium_large[0] ) : '',
 			),
 			'width' => array(
 				'backstretch'  => $this->item->backstretch[1],
-				'large'        => $large[1],
-				'medium_large' => $medium_large[1],
+				'large'        => $large[3] ? $large[1] : '',
+				'medium_large' => $medium_large[3] ? $medium_large[1] : '',
 			),
 			'height'    => (int) $this->displaysetting['less_header'],
 			'centeredX' => (int) (bool) $backstretch_vars['centeredX'],
diff --git a/includes/js/backstretch-set.js b/includes/js/backstretch-set.js
index 0b82fc1..d990ee1 100644
--- a/includes/js/backstretch-set.js
+++ b/includes/js/backstretch-set.js
@@ -13,24 +13,17 @@
 
 	function _backstretchHandler() {
 
-		var source = plugin.params.source.backstretch,
-			$el = $( '.big-leader' );
+		var $el = $( '.big-leader' );
 
 		if ( typeof $el === 'undefined' ) {
 			return false;
 		}
 
-		if ( window.innerWidth <= plugin.params.width.large ) {
-			source = plugin.params.source.large;
-		}
-		if ( window.innerWidth <= plugin.params.width.medium_large ) {
-			source = plugin.params.source.medium_large;
-		}
-
 		$el.css( {
 			height: ( $(window).height() ) - ( [ plugin.params.height ] ) + 'px'
 		} );
 
+		var source = _getSource();
 		$el.backstretch(
 			[source], {
 				centeredX: '1' === plugin.params.centeredX ? true : false,
@@ -40,6 +33,18 @@
 		);
 	}
 
+	function _getSource() {
+		var source = plugin.params.source.backstretch;
+
+		if ( plugin.params.source.large && window.innerWidth <= plugin.params.width.large ) {
+			source = plugin.params.source.large;
+		}
+		if ( plugin.params.source.medium_large && window.innerWidth <= plugin.params.width.medium_large ) {
+			source = plugin.params.source.medium_large;
+		}
+		return source;
+	}
+
 	$(document).ready(function () {
 		plugin.params = typeof BackStretchVars === 'undefined' ? '' : BackStretchVars;