package hello
import (
"fmt"
"net/http"
"template"
)
const guestbookForm = `
<html>
<body>
<form action="/sign" method="post">
<div><textarea name="content" rows="3" cols="60"></textarea></div>
<div><input type="submit" value="Sign Guestbook"></div>
</form>
</body>
</html>
`
const signTemplateHTML = `
<html>
<body>
<p>You wrote:</p>
<pre>{{html .}}</pre>
</body>
</html>
`
var signTemplate = template.Must(template.New("sign").Parse(signTemplateHTML))
func init() {
http.HandleFunc("/", root)
http.HandleFunc("/sign", sign)
}
func root(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
fmt.Fprint(w, guestbookForm)
}
func sign(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
err := signTemplate.Execute(w, r.FormValue("content"))
if err != nil {
http.Error(w, err.String(), http.StatusInternalServerError)
}
}
