/
salt.go
135 lines (111 loc) · 2.69 KB
/
salt.go
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package salt
import(
"net/http"
"net/url"
"io/ioutil"
"time"
"strings"
"io"
"fmt"
)
type Salt struct{
client *http.Client
Request *http.Request
Response *http.Response
ResponseTime time.Duration
Query url.Values
Data url.Values
Text string
Raw []byte
}
func NewQuest() *Salt{
var err error
ret := new(Salt)
ret.client = new(http.Client)
// NewRequest does some internal initialization
// Do not attempt to use new(http.Request)
ret.Request, err = http.NewRequest("", "", nil)
if err != nil{
panic("Fail to create NewRequest, any action are impossible to continue")
}
ret.Query = nil
ret.Response = nil
ret.Data = nil
return ret
}
func (self *Salt) Get(url string) (*Salt, error){
self.Request.Method = "Get"
_, err := self.do(url)
return self, err
}
func (self *Salt) Head(url string) (*Salt, error){
self.Request.Method = "Head"
_, err := self.do(url)
return self, err
}
func (self *Salt) Post(url string, data url.Values) (*Salt, error){
self.Request.Method = "Post"
self.Data = data
_, err := self.do(url)
return self, err
}
func (self *Salt) Custom(method string, url string) (*Salt, error){
self.Request.Method = method
_, err := self.do(url)
return self, err
}
func (self *Salt) do(urls string) (*http.Response, error){
u, err := url.Parse(urls)
self.Request.URL = u
if self.Query == nil{
self.Query = url.Values{}
}
for k, v := range self.Request.URL.Query(){
self.Query[k] = v
}
self.Request.URL.RawQuery = self.Query.Encode()
//post data
if self.Data != nil{
self.Request.Header.Set("Content-Type", "application/x-www-form-urlencoded")
// [fix] I have a hunch that this part will cause some weird bug
body := io.Reader(strings.NewReader(self.Data.Encode()))
rc, ok := body.(io.ReadCloser)
if !ok && body != nil {
rc = ioutil.NopCloser(body)
}
self.Request.Body = rc
// [fix] if data exist, then POST method must be used
self.Request.Method = "Post"
}
// user requested to override Host field in request header
// this action should be honored, user are expected to handle the error
host := self.Request.Header.Get("Host")
if !strings.EqualFold("", host){
self.Request.Host = host
fmt.Println(self.Request.Host)
}
//send the request now
tic := time.Now()
ret , err := self.client.Do(self.Request)
if err != nil{
self.Response = nil
return nil, err
}
toc := time.Now()
self.ResponseTime = toc.Sub(tic)
self.Raw, err = ioutil.ReadAll(ret.Body)
defer ret.Body.Close()
if err != nil{
self.Response = nil
return nil, err
}
self.Text = string(self.Raw)
self.Request = ret.Request
self.Data = nil
self.Query = nil
self.Response = ret
return ret, nil
}
func (req *Salt) Hello(){
fmt.Println("req.val")
}