go rest!
To build restful application like expressjs.
$ go get github.com/RocksonZeta/rest
- Easy to use.
- Easy to extends.
- Parameter validator with its own.
package main
import "github.com/RocksonZeta/rest"
import "log"
func main() {
app := rest.NewApp()
app.Get("/", func(req rest.Request, res rest.Response) {
res.Json(map[string]string{"hello": "world"})
})
log.Println("server start at:6161")
app.Listen(6161)
}package main
import (
"log"
"runtime"
"strconv"
"time"
"github.com/RocksonZeta/rest"
)
type User struct {
Name string
}
type UserRouter struct {
}
func (this *UserRouter) Router() *rest.Router {
app := &rest.Router{}
//the request path should be /user
app.Get("/", this.info)
return app
}
func (this *UserRouter) info(req rest.Request, res rest.Response) {
res.Json(&User{"jim"})
}
func main() {
app := rest.NewApp()
app.Use(func(req rest.Request, res rest.Response, next func()) {
defer func() {
e := recover()
if nil != e {
buf := make([]byte, 1024)
runtime.Stack(buf, false)
log.Println(string(buf))
res.Json(e)
}
}()
next()
})
app.Use(func(req rest.Request, res rest.Response, next func()) {
begin := time.Now()
next()
cost := (time.Now().UnixNano() - begin.UnixNano()) / 1e6
log.Printf("%s %s %dms\n", req.Method, req.Path, cost)
})
//use app as static file server
app.UsePath("/", rest.Static("./public"))
//enable app has session ability
app.Use(rest.LocalSession())
user := UserRouter{}
//the base path of user router is /user
app.Mount("/user", user.Router())
app.Get("/", func(req rest.Request, res rest.Response) {
res.Send("hello");
})
app.Post("/upload", func(req rest.Request, res rest.Response) {
fileType := req.Field("type").Int()
file1 := req.File("file1").Limit(0, 1024).Save("/upload")
req.Panic()
log.Printf("upload %s success,type:%d\n", file1.FileName, fileType)
res.Json(map[string]interface{}{"file": file1.FileName, "type": fileType})
})
app.Post("/signin", func(req rest.Request, res rest.Response) {
email := req.Field("email").Empty().IsEmail().String()
name := req.Field("name").Len(1, 20).String()
password := req.Field("password").NotEmpty().Md5()
addr := req.Field("addr").Empty().Len(3, 100).String()
homepage := req.Field("homepage").Optional().IsUrl().String()
age := req.Field("age").Ge(7).Lt(100).Int()
req.Panic() //panic if params have errors
res.Json(map[string]interface{}{"name": name, "age": age, "password": password, "addr": addr, "email": email, "homepage": homepage})
})
app.Get("/api/user/:id", func(req rest.Request, res rest.Response) {
res.Json(req.Params)
})
app.Get("/tpl", func(req rest.Request, res rest.Response) {
data := map[string]interface{}{"name": "jim", "age": 12, "user": User{"tom"}}
res.Render("view/hello.tpl", data)
})
log.Println("server listen at:6161")
app.Listen(6161)
}