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https://github.com/golang/go
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fc3eae5281
Updates #28387 Updates #30316 Fixes #35574 Change-Id: I21c9e18573909e092ed8dcec91b8542bb97e9f5a Reviewed-on: https://go-review.googlesource.com/c/go/+/207263 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
60 lines
1.3 KiB
Go
60 lines
1.3 KiB
Go
// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build ignore
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package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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)
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type Page struct {
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Title string
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Body []byte
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}
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func (p *Page) save() error {
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filename := p.Title + ".txt"
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return ioutil.WriteFile(filename, p.Body, 0600)
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}
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func loadPage(title string) (*Page, error) {
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filename := title + ".txt"
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body, err := ioutil.ReadFile(filename)
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if err != nil {
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return nil, err
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}
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return &Page{Title: title, Body: body}, nil
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}
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func viewHandler(w http.ResponseWriter, r *http.Request) {
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title := r.URL.Path[len("/view/"):]
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p, _ := loadPage(title)
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fmt.Fprintf(w, "<h1>%s</h1><div>%s</div>", p.Title, p.Body)
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}
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func editHandler(w http.ResponseWriter, r *http.Request) {
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title := r.URL.Path[len("/edit/"):]
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p, err := loadPage(title)
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if err != nil {
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p = &Page{Title: title}
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}
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fmt.Fprintf(w, "<h1>Editing %s</h1>"+
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"<form action=\"/save/%s\" method=\"POST\">"+
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"<textarea name=\"body\">%s</textarea><br>"+
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"<input type=\"submit\" value=\"Save\">"+
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"</form>",
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p.Title, p.Title, p.Body)
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}
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func main() {
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http.HandleFunc("/view/", viewHandler)
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http.HandleFunc("/edit/", editHandler)
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log.Fatal(http.ListenAndServe(":8080", nil))
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}
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