From c010ae3a97e091e711da93a2332e16fecfe03568 Mon Sep 17 00:00:00 2001
From: Gert <gert@gert.gert>
Date: Sun, 25 Jan 2015 15:47:23 +0100
Subject: [PATCH] switch to new srcset spec

---
 system/src/Grav/Common/Markdown/ParsedownGravTrait.php | 2 ++
 system/src/Grav/Common/Page/Medium.php                 | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/system/src/Grav/Common/Markdown/ParsedownGravTrait.php b/system/src/Grav/Common/Markdown/ParsedownGravTrait.php
index 03c3685f2..aa148a9bb 100644
--- a/system/src/Grav/Common/Markdown/ParsedownGravTrait.php
+++ b/system/src/Grav/Common/Markdown/ParsedownGravTrait.php
@@ -144,6 +144,7 @@ trait ParsedownGravTrait
                     if (!isset($actions['lightbox']) && !is_array($src)) {
                         $excerpt['element']['attributes']['src'] = $src;
                         $excerpt['element']['attributes']['srcset'] = $srcset;
+                        $excerpt['element']['attributes']['sizes'] = '100vw';
                     } else {
                         // Create the custom lightbox element
                         $element = array(
@@ -155,6 +156,7 @@ trait ParsedownGravTrait
                                 'attributes' => array(
                                     'src' => $src['img_url'],
                                     'srcset' => $srcset,
+                                    'sizes' => '(min-width: 36em) 80vw, 100vw',
                                     'alt' => $alt,
                                     'title' => $title
                                 )
diff --git a/system/src/Grav/Common/Page/Medium.php b/system/src/Grav/Common/Page/Medium.php
index a7b118e8f..50e81176b 100644
--- a/system/src/Grav/Common/Page/Medium.php
+++ b/system/src/Grav/Common/Page/Medium.php
@@ -163,10 +163,10 @@ class Medium extends Data
      */
     public function srcset()
     {
-        $srcset = [ $this->url() . $this->get('width') . 'w' ];
+        $srcset = [ $this->url() . ' ' . $this->get('width') . 'w' ];
 
         foreach ($this->alternatives as $type => $medium) {
-            $srcset[] = $medium->url() . ' ' . $type;
+            $srcset[] = $medium->url() . ' ' . $medium->get('width') . 'w';
         }
         
         return implode(', ', $srcset);