fix bug to deny to add orgnization as a member of an orgnization or team (#1815)

Author: lunny

options/locale/locale_en-US.ini

@@ -259,6 +259,8 @@ enterred_invalid_owner_name = Please ensure that the owner name you entered is c
 enterred_invalid_password = Please ensure the that password you entered is correct.
 user_not_exist = The user does not exist.
 last_org_owner = Removing the last user from the owner team is not allowed because there must always be at least one owner in any given organization.
+cannot_add_org_to_team = Organization cannot be added as a team member.
+cannot_invite_org_to_org = Organization cannot be invited as an organization member.
 
 invalid_ssh_key = Sorry, we were not able to verify your SSH key: %s
 invalid_gpg_key = Sorry, we were not able to verify your GPG key: %s

routers/org/members.go

@@ -114,6 +114,12 @@ func Invitation(ctx *context.Context) {
 			return
 		}
 
+		if u.IsOrganization() {
+			ctx.Flash.Error(ctx.Tr("form.cannot_invite_org_to_org"))
+			ctx.Redirect(ctx.Org.OrgLink + "/invitations/new")
+			return
+		}
+
 		if err = org.AddMember(u.ID); err != nil {
 			ctx.Handle(500, " AddMember", err)
 			return

routers/org/teams.go

@@ -88,6 +88,12 @@ func TeamsAction(ctx *context.Context) {
 			return
 		}
 
+		if u.IsOrganization() {
+			ctx.Flash.Error(ctx.Tr("form.cannot_add_org_to_team"))
+			ctx.Redirect(ctx.Org.OrgLink + "/teams/" + ctx.Org.Team.LowerName)
+			return
+		}
+
 		err = ctx.Org.Team.AddMember(u.ID)
 		page = "team"
 	}