mirror of
https://github.com/golang/go
synced 2024-11-25 12:27:57 -07:00
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
// Copyright 2010 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package main
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"net/http"
|
|
"text/template"
|
|
)
|
|
|
|
type Page struct {
|
|
Title string
|
|
Body []byte
|
|
}
|
|
|
|
func (p *Page) save() error {
|
|
filename := p.Title + ".txt"
|
|
return ioutil.WriteFile(filename, p.Body, 0600)
|
|
}
|
|
|
|
func loadPage(title string) (*Page, error) {
|
|
filename := title + ".txt"
|
|
body, err := ioutil.ReadFile(filename)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &Page{Title: title, Body: body}, nil
|
|
}
|
|
|
|
const lenPath = len("/view/")
|
|
|
|
func editHandler(w http.ResponseWriter, r *http.Request) {
|
|
title := r.URL.Path[lenPath:]
|
|
p, err := loadPage(title)
|
|
if err != nil {
|
|
p = &Page{Title: title}
|
|
}
|
|
t, _ := template.ParseFiles("edit.html")
|
|
t.Execute(w, p)
|
|
}
|
|
|
|
func viewHandler(w http.ResponseWriter, r *http.Request) {
|
|
title := r.URL.Path[lenPath:]
|
|
p, _ := loadPage(title)
|
|
t, _ := template.ParseFiles("view.html")
|
|
t.Execute(w, p)
|
|
}
|
|
|
|
func main() {
|
|
http.HandleFunc("/view/", viewHandler)
|
|
http.HandleFunc("/edit/", editHandler)
|
|
http.ListenAndServe(":8080", nil)
|
|
}
|