diff --git a/models/user_invitation.go b/models/user_invitation.go
new file mode 100644
index 000000000..db004b7e1
--- /dev/null
+++ b/models/user_invitation.go
@@ -0,0 +1,50 @@
+package models
+
+import (
+	"fmt"
+
+	"code.gitea.io/gitea/modules/timeutil"
+)
+
+// Follow represents relations of user and his/her followers.
+type Invitation struct {
+	ID          int64              `xorm:"pk autoincr"`
+	SrcUserID   int64              `xorm:"NOT NULL DEFAULT 0"`
+	UserID      int64              `xorm:"NOT NULL DEFAULT 0"`
+	Phone       string             `xorm:"NULL"`
+	CreatedUnix timeutil.TimeStamp `xorm:"created"`
+}
+
+func QueryInvitaion(start int64, end int64) ([]*Invitation, int) {
+	statictisSess := xStatistic.NewSession()
+	defer statictisSess.Close()
+	cond := "created_unix >=" + fmt.Sprint(start) + " and created_unix <=" + fmt.Sprint(end)
+
+	userList := make([]*Invitation, 0)
+
+	if err := statictisSess.Table(new(Invitation)).Where(cond).OrderBy("created_unix desc").
+		Find(&userList); err != nil {
+		return nil, 0
+	}
+	return userList, len(userList)
+}
+
+func InsertInvitaion(invitationUser *Invitation) {
+	statictisSess := xStatistic.NewSession()
+	defer statictisSess.Close()
+	statictisSess.Insert(invitationUser)
+}
+
+func QueryInvitaionBySrcUserId(srcUserId int64) ([]*Invitation, int) {
+	statictisSess := xStatistic.NewSession()
+	defer statictisSess.Close()
+	cond := "src_user_id =" + fmt.Sprint(srcUserId)
+
+	userList := make([]*Invitation, 0)
+
+	if err := statictisSess.Table(new(Invitation)).Where(cond).OrderBy("created_unix desc").
+		Find(&userList); err != nil {
+		return nil, 0
+	}
+	return userList, len(userList)
+}
diff --git a/routers/routes/routes.go b/routers/routes/routes.go
index 9d83594fa..4982edd93 100755
--- a/routers/routes/routes.go
+++ b/routers/routes/routes.go
@@ -504,6 +504,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Get("/forgot_password", user.ForgotPasswd)
 		m.Post("/forgot_password", user.ForgotPasswdPost)
 		m.Post("/logout", user.SignOut)
+		m.Get("/invitation_code", user.GetInvitaionCode)
 	})
 	// ***** END: User *****
 
diff --git a/routers/user/Invitation.go b/routers/user/Invitation.go
new file mode 100644
index 000000000..12050d928
--- /dev/null
+++ b/routers/user/Invitation.go
@@ -0,0 +1,36 @@
+package user
+
+import (
+	"strings"
+
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/services/repository"
+)
+
+func GetInvitaionCode(ctx *context.Context) {
+
+	url := setting.RecommentRepoAddr + "invitaion_page"
+	result, err := repository.RecommendFromPromote(url)
+	resultJsonMap := make(map[string]interface{}, 0)
+	if err == nil {
+		for _, strLine := range result {
+			tmpIndex := strings.Index(strLine, "=")
+			if tmpIndex != -1 {
+				key := strLine[0:tmpIndex]
+				value := strLine[tmpIndex+1:]
+				resultJsonMap[key] = value
+			}
+		}
+	}
+
+	if ctx.IsSigned {
+		resultJsonMap["invitaion_code"] = ctx.User.Name
+
+	}
+	ctx.JSON(200, resultJsonMap)
+}
+
+func RegisteUserByInvitaionCode(ctx *context.Context) {
+
+}