Fix: Actor is required to get user repositories (go-gitea#20443)

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Andrew Thornton <art27@cantab.net>

models/repo/repo_list.go

@@ -6,6 +6,7 @@ package repo
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"strings"
 
@@ -695,6 +696,9 @@ func GetUserRepositories(opts *SearchRepoOptions) (RepositoryList, int64, error)
 	}
 
 	cond := builder.NewCond()
+	if opts.Actor == nil {
+		return nil, 0, errors.New("GetUserRepositories: Actor is needed but not given")
+	}
 	cond = cond.And(builder.Eq{"owner_id": opts.Actor.ID})
 	if !opts.Private {
 		cond = cond.And(builder.Eq{"is_private": false})

services/user/user.go

@@ -75,6 +75,7 @@ func DeleteUser(ctx context.Context, u *user_model.User, purge bool) error {
 				},
 				Private: true,
 				OwnerID: u.ID,
+				Actor:   u,
 			})
 			if err != nil {
 				return fmt.Errorf("SearchRepositoryByName: %v", err)

services/user/user_test.go

@@ -60,6 +60,26 @@ func TestDeleteUser(t *testing.T) {
 	assert.Error(t, DeleteUser(db.DefaultContext, org, false))
 }
 
+func TestPurgeUser(t *testing.T) {
+	test := func(userID int64) {
+		assert.NoError(t, unittest.PrepareTestDatabase())
+		user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: userID}).(*user_model.User)
+
+		err := DeleteUser(db.DefaultContext, user, true)
+		assert.NoError(t, err)
+
+		unittest.AssertNotExistsBean(t, &user_model.User{ID: userID})
+		unittest.CheckConsistencyFor(t, &user_model.User{}, &repo_model.Repository{})
+	}
+	test(2)
+	test(4)
+	test(8)
+	test(11)
+
+	org := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)
+	assert.Error(t, DeleteUser(db.DefaultContext, org, false))
+}
+
 func TestCreateUser(t *testing.T) {
 	user := &user_model.User{
 		Name:               "GiteaBot",