From 5c131b2cd0173634aa2d60547f27938629b429af Mon Sep 17 00:00:00 2001
From: Tunghsiao Liu <t@sparanoid.com>
Date: Tue, 29 Nov 2016 01:04:31 +0800
Subject: [PATCH] feat(amsf): a simpler and more reliable way to get first
 image

---
 _app/_includes/_amsf.html | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/_app/_includes/_amsf.html b/_app/_includes/_amsf.html
index 0ae2b4525..92d3ebedd 100644
--- a/_app/_includes/_amsf.html
+++ b/_app/_includes/_amsf.html
@@ -199,16 +199,13 @@
 
 {% comment %}
   Page thumbnail
+  TODO: https://regex101.com/r/N2hoxV/1
 {% endcomment %}
 {% capture amsf_post_first_image %}
-  {% assign post_images = page.content | split: "<img " %}
-  {% assign hero_image = '/logo.png' | prepend: amsf_site_base %}
-  {% for image in post_images %}
-    {% if image contains "src=" %}
-      {% assign hero_image = image | split: ">" | first | match_regex: 'src="([^"]+)"' %}
-      {% break %}
-    {% endif %}
-  {% endfor %}
+  {% assign hero_image = page.content | match_regex: '<img .*?src="([^"]+)"' %}
+  {% if hero_image == nil %}
+    {% assign hero_image = "/logo.png" | prepend: amsf_site_base %}
+  {% endif %}
   {{ hero_image }}
 {% endcapture %}