Implement password login stub response

src/github.com/matrix-org/dendrite/clientapi/readers/login.go

@@ -1,6 +1,9 @@
 package readers
 
 import (
+	"fmt"
+	"github.com/matrix-org/dendrite/clientapi/config"
+	"github.com/matrix-org/dendrite/clientapi/httputil"
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	"github.com/matrix-org/util"
 	"net/http"
@@ -15,6 +18,17 @@ type flow struct {
 	Stages []string `json:"stages"`
 }
 
+type passwordRequest struct {
+	User     string `json:"user"`
+	Password string `json:"password"`
+}
+
+type loginResponse struct {
+	UserID      string `json:"user_id"`
+	AccessToken string `json:"access_token"`
+	HomeServer  string `json:"home_server"`
+}
+
 func passwordLogin() loginFlows {
 	f := loginFlows{}
 	s := flow{"m.login.password", []string{"m.login.password"}}
@@ -22,16 +36,37 @@ func passwordLogin() loginFlows {
 	return f
 }
 
-func Login(req *http.Request) util.JSONResponse {
+// Login implements GET and POST /login
+func Login(req *http.Request, cfg config.ClientAPI) util.JSONResponse {
 	if req.Method == "GET" {
 		return util.JSONResponse{
 			Code: 200,
 			JSON: passwordLogin(),
 		}
 	} else if req.Method == "POST" {
+		var r passwordRequest
+		resErr := httputil.UnmarshalJSONRequest(req, &r)
+		if resErr != nil {
+			return *resErr
+		}
+		if r.User == "" {
 			return util.JSONResponse{
-			Code: 403,
-			JSON: jsonerror.Forbidden("Not implemented"),
+				Code: 400,
+				JSON: jsonerror.BadJSON("'user' must be supplied."),
+			}
+		}
+		return util.JSONResponse{
+			Code: 200,
+			JSON: loginResponse{
+				UserID:      makeUserID(r.User, cfg.ServerName),
+				AccessToken: makeUserID(r.User, cfg.ServerName), // FIXME: token is the user ID for now
+				HomeServer:  cfg.ServerName,
+			},
+		}
+	} else if req.Method == "OPTIONS" {
+		return util.JSONResponse{
+			Code: 200,
+			JSON: nil,
 		}
 	}
 	return util.JSONResponse{
@@ -39,3 +74,7 @@ func Login(req *http.Request) util.JSONResponse {
 		JSON: jsonerror.NotFound("Bad method"),
 	}
 }
+
+func makeUserID(localpart, domain string) string {
+	return fmt.Sprintf("@%s:%s", localpart, domain)
+}

src/github.com/matrix-org/dendrite/clientapi/routing/routing.go

@@ -45,7 +45,7 @@ func Setup(servMux *http.ServeMux, httpClient *http.Client, cfg config.ClientAPI
 	)
 	r0mux.Handle("/login",
 		make("login", util.NewJSONRequestHandler(func(req *http.Request) util.JSONResponse {
-			return readers.Login(req)
+			return readers.Login(req, cfg)
 		})),
 	)