Добавлен функционал проверки существования скина для роута /cloaks

.dockerignore

@@ -0,0 +1,2 @@
+# Игнорим данные, т.к. они не нужны для внутреннего содержимого этого контейнера
+data

Dockerfile

@@ -1,6 +1,7 @@
 FROM golang:1.7
 
 RUN mkdir -p /go/src/elyby/minecraft-skinsystem \
+             /go/src/elyby/minecraft-skinsystem/data/capes \
  && ln -s /go/src/elyby/minecraft-skinsystem /go/src/app
 
 WORKDIR /go/src/app

data/capes/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

lib/routes/Cape.go

@@ -1,18 +1,28 @@
 package routes
 
 import (
+	"os"
+	"io"
 	"log"
+	"strings"
 	"net/http"
 
 	"github.com/gorilla/mux"
 
 	"elyby/minecraft-skinsystem/lib/tools"
+	"elyby/minecraft-skinsystem/lib/services"
 )
 
-func Cape(w http.ResponseWriter, r *http.Request) {
+func Cape(response http.ResponseWriter, request *http.Request) {
-	username := tools.ParseUsername(mux.Vars(r)["username"])
+	username := tools.ParseUsername(mux.Vars(request)["username"])
 	log.Println("request cape for username " + username)
-	http.Redirect(w, r, "http://skins.minecraft.net/MinecraftCloaks/" + username + ".png", 301)
+	file, err := os.Open(services.RootFolder + "/data/capes/" + strings.ToLower(username) + ".png")
+	if (err != nil) {
+		http.Redirect(response, request, "http://skins.minecraft.net/MinecraftCloaks/" + username + ".png", 301)
+	}
+
+	request.Header.Set("Content-Type", "image/png")
+	io.Copy(response, file)
 }
 
 func CapeGET(w http.ResponseWriter, r *http.Request) {

lib/services/services.go

@@ -8,3 +8,5 @@ import (
 var RedisPool *pool.Pool
 
 var RabbitMQChannel *amqp.Channel
+
+var RootFolder string

minecraft-skinsystem.go

@@ -13,6 +13,7 @@ import (
 	"elyby/minecraft-skinsystem/lib/routes"
 	"elyby/minecraft-skinsystem/lib/services"
 	"elyby/minecraft-skinsystem/lib/worker"
+	"path/filepath"
 )
 
 const redisString string = "redis:6379"
@@ -64,6 +65,9 @@ func main() {
 	services.RedisPool = redisPool
 	services.RabbitMQChannel = rabbitChannel
 
+	_, file, _, _ := runtime.Caller(0)
+	services.RootFolder = filepath.Dir(file)
+
 	go func() {
 		period := 5
 		for {