From 99cf8ebe49d1572948349947c361d6b4ade9ab9a Mon Sep 17 00:00:00 2001
From: mappu <mappu04@gmail.com>
Date: Mon, 6 Feb 2017 12:18:21 +1300
Subject: [PATCH] custom favicon support

---
 Config.go                    |  9 +++++----
 main.go                      | 12 ++++++++++--
 nmdc-webfrontend.conf.SAMPLE |  3 ++-
 3 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/Config.go b/Config.go
index f98e361..0780e0a 100644
--- a/Config.go
+++ b/Config.go
@@ -6,10 +6,11 @@ type Config struct {
 	}
 
 	Web struct {
-		Port   int    `json:"port"`
-		BindTo string `json:"bind_to"`
-		Extern string `json:"extern"`
-		Title  string `json:"title"`
+		Port          int    `json:"port"`
+		BindTo        string `json:"bind_to"`
+		Extern        string `json:"extern"`
+		Title         string `json:"title"`
+		CustomFavicon bool   `json:"custom_favicon"`
 
 		ExternalWebroot bool `json:"external_webroot,omitempty"`
 	}
diff --git a/main.go b/main.go
index a50e002..26c612a 100644
--- a/main.go
+++ b/main.go
@@ -181,6 +181,10 @@ func (this *App) SocketIOServer(so socketio.Socket) {
 
 }
 
+func (this *App) customFaviconHandler(w http.ResponseWriter, r *http.Request) {
+	http.ServeFile(w, r, "favicon.ico")
+}
+
 func (this *App) ConfigRequestHandler(w http.ResponseWriter, r *http.Request) {
 
 	confStruct := struct {
@@ -213,9 +217,9 @@ func (this *App) StaticRequestHandler(w http.ResponseWriter, r *http.Request) {
 
 	knownContentTypes := map[string]string{
 		".htm": "text/html",
-		".css": "text/css",
-		".js":  "application/javascript",
 		".png": "image/png",
+		".ico": "image/x-icon",
+		// No CSS/JS since they're embedded in the HTML
 	}
 
 	foundMime := false
@@ -251,6 +255,10 @@ func (this *App) RunServer() {
 	// Configuration handler
 	http.HandleFunc("/conf", this.ConfigRequestHandler)
 
+	if this.cfg.Web.CustomFavicon {
+		http.HandleFunc("/favicon.ico", this.customFaviconHandler)
+	}
+
 	// Other files: asset handler
 	if this.cfg.Web.ExternalWebroot {
 		http.Handle("/", http.FileServer(http.Dir("client")))
diff --git a/nmdc-webfrontend.conf.SAMPLE b/nmdc-webfrontend.conf.SAMPLE
index 1644da8..52a2056 100644
--- a/nmdc-webfrontend.conf.SAMPLE
+++ b/nmdc-webfrontend.conf.SAMPLE
@@ -8,7 +8,8 @@
 		"port"   : 8082,
 		"bind_to": "127.0.0.1",
 		"extern" : "http://127.0.0.1:8082",
-		"title"  : "DCWebUI"
+		"title"  : "DCWebUI",
+		"custom_favicon": false
 	},
 	
 	"hub": {