New feature: Auth support for social networks, dropbox, amazon and so on. Untested

https://github.com/iris-contrib/goth/ is the main package which has been
converted to work with Iris from the ...
https://github.com/markbates/goth/ . Not yet tested on real application.

context/context.go

@@ -2,12 +2,12 @@ package context
 
 import (
 	"bufio"
+	"github.com/iris-contrib/goth"
+	"github.com/kataras/iris/sessions/store"
+	"github.com/valyala/fasthttp"
 	"html/template"
 	"io"
 	"time"
-
-	"github.com/kataras/iris/sessions/store"
-	"github.com/valyala/fasthttp"
 )
 
 type (
@@ -18,6 +18,7 @@ type (
 		IContextBinder
 		IContextRequest
 		IContextResponse
+		IContextAuth
 		SendMail(string, string, ...string) error
 		Log(string, ...interface{})
 		Reset(*fasthttp.RequestCtx)
@@ -131,4 +132,16 @@ type (
 		Session() store.IStore
 		SessionDestroy()
 	}
+
+	// IContextAuth handles the authentication/authorization
+	IContextAuth interface {
+		// CompleteUserAuth does what it says on the tin. It completes the authentication
+		// process and fetches all of the basic information about the user from the provider.
+		//
+		// It expects to be able to get the name of the provider from the named parameters
+		// as either "provider" or ":provider".
+		//
+		// See https://github.com/iris-contrib/goth/examples/main.go to see this in action.
+		CompleteUserAuth() (goth.User, error)
+	}
 )