/
httpclient.go
86 lines (74 loc) · 1.76 KB
/
httpclient.go
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package queryapi
import (
"code.google.com/p/mahonia"
"errors"
"io/ioutil"
"log"
"net/http"
"net/url"
"strings"
)
type MyHttpClient struct {
Method string
Url string
Decode string
CookieFile string
SaveCookieFlag bool
Refer string
ContentType string
ContentBytes []byte
PostData *url.Values
}
func (m_client *MyHttpClient) Do() error {
m_client.ContentBytes = nil
//New Request
var req *http.Request
var req_err error
if m_client.PostData != nil {
req, req_err = http.NewRequest(m_client.Method, m_client.Url, strings.NewReader(m_client.PostData.Encode()))
} else {
req, req_err = http.NewRequest(m_client.Method, m_client.Url, nil)
}
log.Println(req.URL.String())
if req_err != nil {
return req_err
}
//add header
if m_client.ContentType == "" {
m_client.ContentType = "text/html;charset=gb2312"
m_client.Decode = "gb2312"
}
req.Header.Set("Content-Type", m_client.ContentType)
req.Header.Set("Referer", m_client.Refer)
if m_client.CookieFile != "" {
AddCookies(req, m_client.CookieFile)
}
//New HTTP CLIENT
client := &http.Client{}
resp, client_err := client.Do(req)
if client_err != nil {
return client_err
}
defer resp.Body.Close()
//cookie
if m_client.SaveCookieFlag && len(resp.Cookies()) > 0 {
SaveCookies(resp.Cookies(), m_client.CookieFile)
}
//login result
resp_body, read_err := ioutil.ReadAll(resp.Body)
if read_err != nil {
return read_err
}
//convert gb2312 to utf-8
if m_client.Decode != "" {
dec := mahonia.NewDecoder(m_client.Decode)
ret, ok := dec.ConvertStringOK(string(resp_body))
if !ok {
return errors.New("convert gb2312 to utf-8 err!")
}
m_client.ContentBytes = []byte(ret)
} else {
m_client.ContentBytes = resp_body
}
return nil
}