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- // 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 (
- "html/template"
- "io/ioutil"
- "log"
- "net/http"
- )
- 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
- }
- func editHandler(w http.ResponseWriter, r *http.Request) {
- title := r.URL.Path[len("/edit/"):]
- 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[len("/view/"):]
- p, _ := loadPage(title)
- t, _ := template.ParseFiles("view.html")
- t.Execute(w, p)
- }
- func main() {
- http.HandleFunc("/view/", viewHandler)
- http.HandleFunc("/edit/", editHandler)
- log.Fatal(http.ListenAndServe(":8080", nil))
- }
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