mirror of
https://github.com/unknwon/the-way-to-go_ZH_CN.git
synced 2025-08-12 01:55:35 +08:00
42 lines
735 B
Go
42 lines
735 B
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"net/http"
|
|
)
|
|
|
|
var store = NewURLStore("store.gob")
|
|
|
|
func main() {
|
|
http.HandleFunc("/", Redirect)
|
|
http.HandleFunc("/add", Add)
|
|
http.ListenAndServe(":8080", nil)
|
|
}
|
|
|
|
func Redirect(w http.ResponseWriter, r *http.Request) {
|
|
key := r.URL.Path[1:]
|
|
url := store.Get(key)
|
|
if url == "" {
|
|
http.NotFound(w, r)
|
|
return
|
|
}
|
|
http.Redirect(w, r, url, http.StatusFound)
|
|
}
|
|
|
|
func Add(w http.ResponseWriter, r *http.Request) {
|
|
url := r.FormValue("url")
|
|
if url == "" {
|
|
fmt.Fprint(w, AddForm)
|
|
return
|
|
}
|
|
key := store.Put(url)
|
|
fmt.Fprintf(w, "http://localhost:8080/%s", key)
|
|
}
|
|
|
|
const AddForm = `
|
|
<form method="POST" action="/add">
|
|
URL: <input type="text" name="url">
|
|
<input type="submit" value="Add">
|
|
</form>
|
|
`
|