Started working on new user registration

middleware/UserInfo.go

@@ -0,0 +1,99 @@
+package middleware
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"strings"
+
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+	"github.com/animenotifier/notify.moe/utils"
+	"github.com/fatih/color"
+	"github.com/mssola/user_agent"
+	"github.com/parnurzeal/gorequest"
+)
+
+var apiKeys arn.APIKeys
+
+func init() {
+	data, _ := ioutil.ReadFile("security/api-keys.json")
+	err := json.Unmarshal(data, &apiKeys)
+
+	if err != nil {
+		panic(err)
+	}
+}
+
+// UserInfo updates user related information after each request.
+func UserInfo() aero.Middleware {
+	return func(ctx *aero.Context, next func()) {
+		next()
+
+		// This works asynchronously so it doesn't block the response
+		go updateUserInfo(ctx)
+	}
+}
+
+// updateUserInfo is started asynchronously so it doesn't block the request
+func updateUserInfo(ctx *aero.Context) {
+	user := utils.GetUser(ctx)
+
+	// When there's no user logged in, nothing to update
+	if user == nil {
+		return
+	}
+
+	// Ignore non-HTML requests
+	println(ctx.GetRequestHeader("Accept-Type"))
+	if strings.Index(ctx.GetRequestHeader("Accept-Type"), "text/html") == -1 {
+		return
+	}
+
+	newIP := ctx.RealIP()
+	newUserAgent := ctx.UserAgent()
+
+	if user.UserAgent != newUserAgent {
+		user.UserAgent = newUserAgent
+
+		// Parse user agent
+		parsed := user_agent.New(user.UserAgent)
+
+		// Browser
+		user.Browser.Name, user.Browser.Version = parsed.Browser()
+
+		arn.PrettyPrint(user.Browser)
+
+		// OS
+		os := parsed.OSInfo()
+		user.OS.Name = os.Name
+		user.OS.Version = os.Version
+
+		arn.PrettyPrint(user.OS)
+	}
+
+	if user.IP != newIP {
+		user.IP = newIP
+		locationAPI := "https://api.ipinfodb.com/v3/ip-city/?key=" + apiKeys.IPInfoDB.ID + "&ip=" + "2a02:8108:8dc0:3000:6cf1:af03:ce6e:679a" + "&format=json"
+
+		response, data, err := gorequest.New().Get(locationAPI).EndBytes()
+
+		if len(err) > 0 && err[0] != nil {
+			color.Red(err[0].Error())
+			return
+		}
+
+		if response.StatusCode != http.StatusOK {
+			body, _ := ioutil.ReadAll(response.Body)
+			fmt.Println(response.StatusCode, locationAPI)
+			fmt.Println(string(body))
+			return
+		}
+
+		json.Unmarshal(data, &user.Location)
+		arn.PrettyPrint(user.Location)
+	}
+
+	// user.Save()
+}