Fix creation of Organization repos by Users with max created personal repos (#11183)

* Fix creation of Org repos

Fix go-gitea#9269

* Change variable name to appease linter

* Update PR with suggestions

Add a note for user.CanCreateRepo() about failure assumptions
Change repo.create help message

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>

models/user.go

@@ -279,6 +279,7 @@ func (u *User) MaxCreationLimit() int {
 }
 
 // CanCreateRepo returns if user login can create a repository
+// NOTE: functions calling this assume a failure due to repository count limit; if new checks are added, those functions should be revised
 func (u *User) CanCreateRepo() bool {
 	if u.IsAdmin {
 		return true

routers/repo/repo.go

@@ -61,7 +61,6 @@ func checkContextUser(ctx *context.Context, uid int64) *models.User {
 		ctx.ServerError("GetOrgsCanCreateRepoByUserID", err)
 		return nil
 	}
-	ctx.Data["Orgs"] = orgs
 
 	// Not equal means current user is an organization.
 	if uid == ctx.User.ID || uid == 0 {
@@ -84,6 +83,14 @@ func checkContextUser(ctx *context.Context, uid int64) *models.User {
 		return nil
 	}
 	if !ctx.User.IsAdmin {
+		orgsAvailable := []*models.User{}
+		for i := 0; i < len(orgs); i++ {
+			if orgs[i].CanCreateRepo() {
+				orgsAvailable = append(orgsAvailable, orgs[i])
+			}
+		}
+		ctx.Data["Orgs"] = orgsAvailable
+
 		canCreate, err := org.CanCreateOrgRepo(ctx.User.ID)
 		if err != nil {
 			ctx.ServerError("CanCreateOrgRepo", err)
@@ -92,6 +99,8 @@ func checkContextUser(ctx *context.Context, uid int64) *models.User {
 			ctx.Error(403)
 			return nil
 		}
+	} else {
+		ctx.Data["Orgs"] = orgs
 	}
 	return org
 }
@@ -111,10 +120,6 @@ func getRepoPrivate(ctx *context.Context) bool {
 
 // Create render creating repository page
 func Create(ctx *context.Context) {
-	if !ctx.User.CanCreateRepo() {
-		ctx.RenderWithErr(ctx.Tr("repo.form.reach_limit_of_creation", ctx.User.MaxCreationLimit()), tplCreate, nil)
-	}
-
 	ctx.Data["Title"] = ctx.Tr("new_repo")
 
 	// Give default value for template to render.
@@ -142,8 +147,12 @@ func Create(ctx *context.Context) {
 		}
 	}
 
+	if !ctx.User.CanCreateRepo() {
+		ctx.RenderWithErr(ctx.Tr("repo.form.reach_limit_of_creation", ctx.User.MaxCreationLimit()), tplCreate, nil)
+	} else {
 		ctx.HTML(200, tplCreate)
 	}
+}
 
 func handleCreateError(ctx *context.Context, owner *models.User, err error, name string, tpl base.TplName, form interface{}) {
 	switch {

templates/repo/create.tmpl

@@ -31,6 +31,7 @@
 								{{end}}
 							</div>
 						</div>
+						<span class="help">Some organizations may not show up in the dropdown due to a maximum repository count limit</span>
 					</div>
 
 					<div class="inline required field {{if .Err_RepoName}}error{{end}}">