From 4258c2e0e7b3f57a5913e2983e316ad2b3e079a5 Mon Sep 17 00:00:00 2001
From: Jelmer Snoeck <jelmer.snoeck@gmail.com>
Date: Mon, 24 Aug 2015 22:39:45 +0100
Subject: Use `GetImageInfo` to see if the image is already registered.

---
 contrib/fhttp/fhttp.go | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'contrib')

diff --git a/contrib/fhttp/fhttp.go b/contrib/fhttp/fhttp.go
index 119e30e..cf13b25 100644
--- a/contrib/fhttp/fhttp.go
+++ b/contrib/fhttp/fhttp.go
@@ -9,6 +9,12 @@ import (
 // provided URL and adding it to the PDF but not adding it to the page. Use
 // Image() with the same URL to add the image to the page.
 func RegisterRemoteImage(f *gofpdf.Fpdf, urlStr, tp string) (info *gofpdf.ImageInfoType) {
+	info = f.GetImageInfo(urlStr)
+
+	if info != nil {
+		return
+	}
+
 	resp, err := http.Get(urlStr)
 
 	if err != nil {
-- 
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