| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package validate |
| |
| import "unicode" |
| |
| type PasswordChecker struct { |
| } |
| |
| func (p *PasswordChecker) MatchString(s string) bool { |
| var ( |
| hasMinLen = false |
| hasUpper = false |
| hasLower = false |
| hasNumber = false |
| hasSpecial = false |
| ) |
| if len(s) >= 8 { |
| hasMinLen = true |
| } |
| for _, char := range s { |
| switch { |
| case unicode.IsUpper(char): |
| hasUpper = true |
| case unicode.IsLower(char): |
| hasLower = true |
| case unicode.IsNumber(char): |
| hasNumber = true |
| case unicode.IsPunct(char) || unicode.IsSymbol(char): |
| hasSpecial = true |
| } |
| } |
| return hasMinLen && hasUpper && hasLower && hasNumber && hasSpecial |
| } |
| func (p *PasswordChecker) String() string { |
| return "password" |
| } |