support edu

modules/auth/user_form.go

@@ -105,6 +105,11 @@ func (f RegisterForm) IsEmailDomainWhitelisted() bool {
 	}
 
 	domain := strings.ToLower(f.Email[n+1:])
+	
+	//support edu.cn
+	if strings.HasSuffix(domain, "edu.cn") {
+		return true
+	}
 
 	for _, v := range setting.Service.EmailDomainWhitelist {
 		if strings.ToLower(v) == domain {