/
request.go
138 lines (114 loc) · 2.79 KB
/
request.go
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package koa
import (
"net/http"
URL "net/url"
"strings"
"errors"
"sort"
)
type Request struct {
Response *Response
Req *http.Request
App *Application
}
func (req *Request) GetHeader() http.Header {
return req.Req.Header
}
func (req *Request) GetHeaders() http.Header {
return req.Req.Header
}
func (req *Request) GetUrl() string{
return req.Req.URL.RequestURI()
}
func (req *Request) SetUrl(url string) error{
var err error
if newUrl, err := URL.Parse(url); nil == err {
req.Req.URL = req.Req.URL.ResolveReference(newUrl)
}
return err
}
func (req *Request) GetOrigin() string {
return req.Req.URL.Scheme+"://"+req.Req.URL.Host
}
func (req *Request) GetHref() string {
return req.Req.URL.String()
}
func (req *Request) GetMethod() string {
return req.Req.Method
}
func (req *Request) SetMethod(method string) {
req.Req.Method = method
}
func (req *Request) GetPath() string {
return req.Req.URL.Path
}
func (req *Request) GetQuery() URL.Values {
return req.Req.URL.Query()
}
func (req *Request) SetQUery(query URL.Values) {
req.Req.URL.RawQuery = query.Encode()
}
func (req *Request) GetQueryString() string {
return req.Req.URL.RequestURI()
}
func (req *Request) SetQueryString(query string) {
req.Req.URL.RawQuery = query
}
func (req *Request) GetSearch() string {
if len(req.Req.URL.RawQuery) == 0 {
return ""
}
return "?"+req.Req.URL.RawQuery
}
func (req *Request) SetSearch(search string) {
req.Req.URL.RawQuery = search
}
func (req *Request) GetHost() string {
var proxy = req.App.proxy
var host string
var err error
if proxy {
host, err = req.Get("X-Forwarded-Host")
}
if nil != err {
host = req.Req.Host
}
host = strings.Split(host, ",")[0]
return strings.TrimSpace(host)
}
func (req *Request) GetHostname() string {
return strings.Split(req.GetHost(), ":")[0]
}
func (req *Request) GetFresh() bool {
if method := req.GetMethod();
strings.Compare("GET", method) != 0 &&
strings.Compare("HEAD", method) != 0 {
return false
}
if status := req.App.GetStatus();
(status >= 200 && status < 300) || 304 == status {
return false
//TODO:move fresh from npm to GO
}
return false;
}
func (req *Request) GetStale() bool {
return !req.GetFresh()
}
func (req *Request) IsIdempotent() bool {
methods := []string{"DELETE", "GET", "HEAD", "OPTIONS", "PUT", "TRACE"}
method := req.GetMethod()
index := sort.SearchStrings( methods, method)
return 0 == strings.Compare(method, methods[index])
}
func (req *Request) GetCharset() string {
//TODO:move contentType fomr npm to GO
return ""
}
func (req *Request) Get(key string) (string, error) {
if pair := req.Req.Header[key]; len(pair) == 0 {
return "", errors.New("nil")
} else {
return pair[0], nil
}
}