Sharing of lists via public links (#94)

pkg/routes/api/v1/auth.go

@@ -0,0 +1,67 @@
+//   Vikunja is a todo-list application to facilitate your life.
+//   Copyright 2019 Vikunja and contributors. All rights reserved.
+//
+//   This program is free software: you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License as published by
+//   the Free Software Foundation, either version 3 of the License, or
+//   (at your option) any later version.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public License
+//   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package v1
+
+import (
+	"code.vikunja.io/api/pkg/config"
+	"code.vikunja.io/api/pkg/models"
+	"github.com/dgrijalva/jwt-go"
+	"time"
+)
+
+// These are all valid auth types
+const (
+	AuthTypeUnknown int = iota
+	AuthTypeUser
+	AuthTypeLinkShare
+)
+
+// NewUserJWTAuthtoken generates and signes a new jwt token for a user. This is a global function to be able to call it from integration tests.
+func NewUserJWTAuthtoken(user *models.User) (token string, err error) {
+	t := jwt.New(jwt.SigningMethodHS256)
+
+	// Set claims
+	claims := t.Claims.(jwt.MapClaims)
+	claims["type"] = AuthTypeUser
+	claims["id"] = user.ID
+	claims["username"] = user.Username
+	claims["email"] = user.Email
+	claims["exp"] = time.Now().Add(time.Hour * 72).Unix()
+
+	claims["avatar"] = user.AvatarURL
+
+	// Generate encoded token and send it as response.
+	return t.SignedString([]byte(config.ServiceJWTSecret.GetString()))
+}
+
+// NewLinkShareJWTAuthtoken creates a new jwt token from a link share
+func NewLinkShareJWTAuthtoken(share *models.LinkSharing) (token string, err error) {
+	t := jwt.New(jwt.SigningMethodHS256)
+
+	// Set claims
+	claims := t.Claims.(jwt.MapClaims)
+	claims["type"] = AuthTypeLinkShare
+	claims["id"] = share.ID
+	claims["hash"] = share.Hash
+	claims["listID"] = share.ListID
+	claims["right"] = share.Right
+	claims["sharedByID"] = share.SharedByID
+	claims["exp"] = time.Now().Add(time.Hour * 72).Unix()
+
+	// Generate encoded token and send it as response.
+	return t.SignedString([]byte(config.ServiceJWTSecret.GetString()))
+}