feat(caldav): import caldav categories as Labels (#1413)

Resolves #1274

Co-authored-by: ce72 <christoph.ernst72@googlemail.com>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/1413
Reviewed-by: konrad <k@knt.li>
Co-authored-by: cernst <ce72@noreply.kolaente.de>
Co-committed-by: cernst <ce72@noreply.kolaente.de>

pkg/integrations/caldav_test.go

@@ -0,0 +1,69 @@
+// Vikunja is a to-do list application to facilitate your life.
+// Copyright 2018-2021 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 Affero General Public Licensee 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 Affero General Public Licensee for more details.
+//
+// You should have received a copy of the GNU Affero General Public Licensee
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package integrations
+
+import (
+	"net/http"
+	"testing"
+
+	"code.vikunja.io/api/pkg/routes/caldav"
+	"github.com/stretchr/testify/assert"
+)
+
+const vtodo = `BEGIN:VCALENDAR
+VERSION:2.0
+METHOD:PUBLISH
+X-PUBLISHED-TTL:PT4H
+X-WR-CALNAME:List 26 for Caldav tests
+PRODID:-//Vikunja Todo App//EN
+BEGIN:VTODO
+UID:uid
+DTSTAMP:20230301T073337Z
+SUMMARY:Caldav Task 1
+CATEGORIES:tag1,tag2,tag3
+CREATED:20230301T073337Z
+LAST-MODIFIED:20230301T073337Z
+END:VTODO
+END:VCALENDAR`
+
+func TestCaldav(t *testing.T) {
+	t.Run("Delivers VTODO for list", func(t *testing.T) {
+		rec, err := newCaldavTestRequestWithUser(t, http.MethodGet, caldav.ListHandler, &testuser15, ``, nil, map[string]string{"list": "26"})
+		assert.NoError(t, err)
+		assert.Contains(t, rec.Body.String(), "BEGIN:VCALENDAR")
+		assert.Contains(t, rec.Body.String(), "PRODID:-//Vikunja Todo App//EN")
+		assert.Contains(t, rec.Body.String(), "X-WR-CALNAME:List 26 for Caldav tests")
+		assert.Contains(t, rec.Body.String(), "BEGIN:VTODO")
+		assert.Contains(t, rec.Body.String(), "END:VTODO")
+		assert.Contains(t, rec.Body.String(), "END:VCALENDAR")
+	})
+	t.Run("Import VTODO", func(t *testing.T) {
+		rec, err := newCaldavTestRequestWithUser(t, http.MethodPut, caldav.TaskHandler, &testuser15, vtodo, nil, map[string]string{"list": "26", "task": "uid"})
+		assert.NoError(t, err)
+		assert.Equal(t, rec.Result().StatusCode, 201)
+	})
+	t.Run("Export VTODO", func(t *testing.T) {
+		rec, err := newCaldavTestRequestWithUser(t, http.MethodGet, caldav.TaskHandler, &testuser15, ``, nil, map[string]string{"list": "26", "task": "uid-caldav-test"})
+		assert.NoError(t, err)
+		assert.Contains(t, rec.Body.String(), "BEGIN:VCALENDAR")
+		assert.Contains(t, rec.Body.String(), "SUMMARY:Title Caldav Test")
+		assert.Contains(t, rec.Body.String(), "DESCRIPTION:Description Caldav Test")
+		assert.Contains(t, rec.Body.String(), "DUE:20230301T150000Z")
+		assert.Contains(t, rec.Body.String(), "PRIORITY:3")
+		assert.Contains(t, rec.Body.String(), "CATEGORIES:Label #4")
+	})
+}

pkg/integrations/integrations.go

@@ -33,6 +33,7 @@ import (
 	"code.vikunja.io/api/pkg/modules/auth"
 	"code.vikunja.io/api/pkg/modules/keyvalue"
 	"code.vikunja.io/api/pkg/routes"
+	"code.vikunja.io/api/pkg/routes/caldav"
 	"code.vikunja.io/api/pkg/user"
 	"code.vikunja.io/web"
 	"code.vikunja.io/web/handler"
@@ -49,6 +50,12 @@ var (
 		Password: "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
 		Email:    "user1@example.com",
 	}
+	testuser15 = user.User{
+		ID:       15,
+		Username: "user15",
+		Password: "$2a$14$dcadBoMBL9jQoOcZK8Fju.cy0Ptx2oZECkKLnaa8ekRoTFe1w7To.",
+		Email:    "user15@example.com",
+	}
 )
 
 func setupTestEnv() (e *echo.Echo, err error) {
@@ -145,6 +152,19 @@ func newTestRequestWithLinkShare(t *testing.T, method string, handler echo.Handl
 	return
 }
 
+func newCaldavTestRequestWithUser(t *testing.T, method string, handler echo.HandlerFunc, user *user.User, payload string, queryParams url.Values, urlParams map[string]string) (rec *httptest.ResponseRecorder, err error) {
+	rec, c := testRequestSetup(t, method, payload, queryParams, urlParams)
+	c.Request().Header.Set(echo.HeaderContentType, echo.MIMETextPlain)
+
+	result, _ := caldav.BasicAuth(user.Username, "1234", c)
+	if !result {
+		t.Error("BasicAuth for caldav failed")
+		t.FailNow()
+	}
+	err = handler(c)
+	return
+}
+
 func assertHandlerErrorCode(t *testing.T, err error, expectedErrorCode int) {
 	if err == nil {
 		t.Error("Error is nil")