From 29a77cdcf86991774c483c119a00b8b1d59902f9 Mon Sep 17 00:00:00 2001
From: Gitea <gitea@fake.local>
Date: Thu, 10 Feb 2022 11:12:00 +0800
Subject: [PATCH] fix bug:error happens when create repo by api

---
 models/repo.go                | 3 +++
 modules/structs/repo.go       | 4 ++++
 modules/validation/binding.go | 3 +++
 routers/api/v1/repo/repo.go   | 1 +
 4 files changed, 11 insertions(+)

diff --git a/models/repo.go b/models/repo.go
index 5f90f97fc..6b3df9fe0 100755
--- a/models/repo.go
+++ b/models/repo.go
@@ -1133,6 +1133,9 @@ func IsUsableRepoAlias(name string) error {
 
 // CreateRepository creates a repository for the user/organization.
 func CreateRepository(ctx DBContext, doer, u *User, repo *Repository, opts ...CreateRepoOptions) (err error) {
+	if repo.Alias == "" {
+		repo.Alias = repo.Name
+	}
 	repo.LowerAlias = strings.ToLower(repo.Alias)
 	if err = IsUsableRepoName(repo.Name); err != nil {
 		return err
diff --git a/modules/structs/repo.go b/modules/structs/repo.go
index e290488a4..6e9ece4b0 100755
--- a/modules/structs/repo.go
+++ b/modules/structs/repo.go
@@ -100,6 +100,10 @@ type CreateRepoOption struct {
 	// required: true
 	// unique: true
 	Name string `json:"name" binding:"Required;AlphaDashDot;MaxSize(100)"`
+	// Alias of the repository to create
+	// required: false
+	// unique: true
+	Alias string `json:"alias" binding:"AlphaDashDotChinese;MaxSize(100)"`
 	// Description of the repository to create
 	Description string `json:"description" binding:"MaxSize(255)"`
 	// Whether the repository is private
diff --git a/modules/validation/binding.go b/modules/validation/binding.go
index b608cdea2..d52919475 100644
--- a/modules/validation/binding.go
+++ b/modules/validation/binding.go
@@ -128,6 +128,9 @@ func addAlphaDashDotChineseRule() {
 			return strings.HasPrefix(rule, "AlphaDashDotChinese")
 		},
 		IsValid: func(errs binding.Errors, name string, val interface{}) (bool, binding.Errors) {
+			if val == "" {
+				return true, errs
+			}
 			if !ValidAlphaDashDotChinese(fmt.Sprintf("%v", val)) {
 				errs.Add([]string{name}, ErrAlphaDashDotChinese, "ErrAlphaDashDotChinese")
 				return false, errs
diff --git a/routers/api/v1/repo/repo.go b/routers/api/v1/repo/repo.go
index a724ebcc3..a85f88cb8 100755
--- a/routers/api/v1/repo/repo.go
+++ b/routers/api/v1/repo/repo.go
@@ -232,6 +232,7 @@ func CreateUserRepo(ctx *context.APIContext, owner *models.User, opt api.CreateR
 	}
 	repo, err := repo_service.CreateRepository(ctx.User, owner, models.CreateRepoOptions{
 		Name:          opt.Name,
+		Alias:         opt.Alias,
 		Description:   opt.Description,
 		IssueLabels:   opt.IssueLabels,
 		Gitignores:    opt.Gitignores,