| /* |
| * 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 main |
| |
| import ( |
| "fmt" |
| "os" |
| "path/filepath" |
| "strings" |
| "sync" |
| ) |
| |
| type LicenseLinter struct { |
| Dir string |
| g G |
| } |
| |
| func (l *LicenseLinter) lint() ([]string, error) { |
| var errFiles []string |
| // glob files |
| files, err := glob(l.Dir, l.g) |
| if err != nil { |
| return nil, err |
| } |
| |
| // check license |
| var wg sync.WaitGroup |
| ch := make(chan string) |
| |
| for _, f := range files { |
| wg.Add(1) |
| go func(f string) { |
| defer wg.Done() |
| b, err := os.ReadFile(f) |
| if err != nil { |
| panic(err) |
| } |
| if !strings.Contains(string(b), "http://www.apache.org/licenses/LICENSE-2.0") { |
| ch <- f |
| } |
| }(f) |
| } |
| |
| go func() { |
| wg.Wait() |
| close(ch) |
| }() |
| |
| for s := range ch { |
| errFiles = append(errFiles, s) |
| } |
| |
| return errFiles, nil |
| } |
| |
| func (l *LicenseLinter) fix() error { |
| var wg sync.WaitGroup |
| files, err := l.lint() |
| if err != nil { |
| return err |
| } |
| |
| for _, f := range files { |
| wg.Add(1) |
| go func(f string) { |
| defer wg.Done() |
| err := l.fix_file(f) |
| if err != nil { |
| panic(err) |
| } |
| }(f) |
| } |
| |
| wg.Wait() |
| return nil |
| } |
| |
| func (l *LicenseLinter) fix_file(f string) error { |
| if !license.support(f) { |
| return nil |
| } |
| |
| // read file |
| b, err := os.ReadFile(f) |
| if err != nil { |
| panic(err) |
| } |
| s := string(b) |
| |
| // xml with header |
| ext := filepath.Ext(f) |
| x := `<?xml version="1.0" encoding="UTF-8"?>` |
| if ext == ".xml" && strings.Contains(s, x) { |
| nx := strings.Replace(s, x, x+"\n\n"+license.get(f)+"\n\n", 1) |
| if err := os.WriteFile(f, []byte(nx), 0644); err != nil { |
| return err |
| } |
| } else { |
| // common |
| if err := os.WriteFile(f, []byte(fmt.Sprintf("%s\n\n%s", license.get(f), b)), 0644); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |