From 7cc8c369cb6a01cffb58215966844b53794f32f4 Mon Sep 17 00:00:00 2001
From: Fabio Comuni <fabrix.xm@gmail.com>
Date: Thu, 7 Jun 2012 17:42:13 +0200
Subject: Add support for PNG images with alpha

---
 include/network.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'include/network.php')

diff --git a/include/network.php b/include/network.php
index eeb2460d1..446413cd8 100644
--- a/include/network.php
+++ b/include/network.php
@@ -807,8 +807,11 @@ function scale_external_images($s,$include_link = true) {
 			if(stristr($mtch[1],$hostname))
 				continue;
 			$i = fetch_url($mtch[1]);
+			// guess mimetype from headers or filename
+			$type = guess_image_type($mtch[1],true);
+			
 			if($i) {
-				$ph = new Photo($i);
+				$ph = new Photo($i, $type);
 				if($ph->is_valid()) {
 					$orig_width = $ph->getWidth();
 					$orig_height = $ph->getHeight();
-- 
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