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main.go
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/
main.go
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package main
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"log"
"net"
"net/http"
"os"
"strconv"
"strings"
"time"
"github.com/PuerkitoBio/goquery"
)
var t01_tim_上次請求時間 time.Time = time.Now()
var t01_byte_img []byte
var t02_tim_上次請求時間 time.Time = time.Now()
var ar_baha_user = make(map[string]*baha_user)
type baha_user struct {
ip string
ip2 string
id string //帳號
name string //名稱
gp string
level string //等級
career string //職業
race string //種族
}
func main() {
//建立 server
http.HandleFunc("/Reply/t02", func(w http.ResponseWriter, r *http.Request) {
//回傳圖片
w.Header().Set("Content-Type", "image/svg+xml")
var ip = RemoteIp(r) // 取得IP
var sn = r.FormValue("snA") //取得get的參數
var tim_now time.Time = time.Now() //目前時間
var tim_3s, _ = time.ParseDuration("3s") //3秒
//如果間隔大於3秒
if t02_tim_上次請求時間.Add(tim_3s).Before(tim_now) {
t02_tim_上次請求時間 = time.Now() //更新最後請求時間
fmt.Println("重新請求")
//請求網址
var urlStr string = "https://forum.gamer.com.tw/C.php?page=81000&bsn=60076&snA=" + sn
var rawCookies string = ""
var resp string = doGet(urlStr, map[string]string{}, rawCookies)
var dom, _ = goquery.NewDocumentFromReader(strings.NewReader(resp))
var ar = dom.Find(".c-section")
func_add_ar_baha_user(ar)
//如果有上一頁的話，就連同上一頁的內容都抓
var pagebtnA = dom.Find(".BH-pagebtnA").Eq(0).Find("a")
if pagebtnA.Length() >= 3 {
href, _ := pagebtnA.Eq(pagebtnA.Length() - 2).Attr("href")
href = "https://forum.gamer.com.tw/C.php" + href
fmt.Println("上一頁：" + href)
//抓取上一頁的內容
var urlStr2 string = href
var rawCookies2 string = ""
var resp2 string = doGet(urlStr2, map[string]string{}, rawCookies2)
var dom2, _ = goquery.NewDocumentFromReader(strings.NewReader(resp2))
var ar2 = dom2.Find(".c-section")
func_add_ar_baha_user(ar2)
}
}
//取得使用者的IP前3個數字，用來跟巴哈的IP進行比對
var ip_xxx = "0.0.0.0"
var ar_ip = strings.Split(ip, ".")
var img_base64 = ""
if len(ar_ip) == 4 {
ip_xxx = ar_ip[0] + "." + ar_ip[1] + "." + ar_ip[2]
}
var txt = "你根本沒回文吧"
//fmt.Println(ip_xxx)
if _, ok := ar_baha_user[ip_xxx]; ok {
txt = "你是" + ar_baha_user[ip_xxx].race + ar_baha_user[ip_xxx].career + "沒錯吧"
img_base64 = img01
} else {
img_base64 = img02
}
io.WriteString(
w,
`<?xml version="1.0" encoding="utf-8"?>
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
viewBox="0 0 400 275" style="enable-background:new 0 0 400 275;" xml:space="preserve">
<style type="text/css">
.st0{fill:#FFFFFF;}
.st1{font-family:'AdobeMingStd-Light-B5pc-H';}
.st2{font-size:28px;}
</style>
<g id="圖層_2">
<rect width="400" height="275"/>
</g>
<g id="圖層_3">
<text transform="matrix(1 0 0 1 74 261)" class="st0 st1 st2">`+txt+`</text>
</g>
<g id="圖層_1">
<image style="overflow:visible;" width="300" height="169" xlink:href="`+img_base64+`" transform="matrix(1.3333 0 0 1.3333 0 0)">
</image>
</g>
</svg>
`,
)
/*var sum = ""
for key, value := range ar_baha_user {
sum += key + " " + value.ip + "<br>" +
"id:" + value.id + "<br>" +
"career:" + value.career + "<br>" +
"level:" + value.level + "<br>" +
"race:" + value.race + "<br>" +
"gp:" + value.gp + "<hr>"
}*/
/*io.WriteString(
w,
`<doctype html>
<html>
<head>
<title>2</title>
<meta charset="utf-8" />
</head>
<body>
<img src= "`+img01+`">
<h3>`+txt+" "+ip+sum+`</h3>
</body>
</html>`,
)*/
})
//建立 server
http.HandleFunc("/Reply/t01.png", func(w http.ResponseWriter, r *http.Request) {
var tim_now time.Time = time.Now() //目前時間
var tim_3s, _ = time.ParseDuration("3s") //3秒
//如果間隔低於3秒
if t01_tim_上次請求時間.Add(tim_3s).Before(tim_now) == false {
if t01_byte_img != nil {
//使用上次的圖片進行回傳
w.Header().Set("Content-Type", "image/png")
w.Header().Set("Content-Length", strconv.Itoa(len(t01_byte_img)))
if _, err := w.Write(t01_byte_img); err != nil {
log.Println("無法寫圖像")
}
return
}
}
//請求網址
var urlStr string = "https://forum.gamer.com.tw/C.php?page=81000&bsn=60076&snA=5037743"
var rawCookies string = ""
var resp string = doGet(urlStr, map[string]string{}, rawCookies)
var dom, _ = goquery.NewDocumentFromReader(strings.NewReader(resp))
//取得最後一個回文的帳號
var ar = dom.Find(".userid")
var userid = ar.Eq(ar.Length() - 1).Text()
var user_img_url string = func_取得勇照網址(userid)
//下載圖片
t01_byte_img = func_download_img(user_img_url).Bytes()
//回傳圖片
w.Header().Set("Content-Type", "image/png")
w.Header().Set("Content-Length", strconv.Itoa(len(t01_byte_img)))
if _, err := w.Write(t01_byte_img); err != nil {
log.Println("無法寫圖像")
}
fmt.Println("重新請求")
t01_tim_上次請求時間 = time.Now() //更新最後請求時間
})
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set(
"Content-Type",
"text/html",
)
io.WriteString(
w,
`<doctype html>
<html>
<head>
<title>你在期待什麼啦</title>
<meta charset="utf-8" />
</head>
<body>
<h1>你在期待什麼啦？</h1>
</body>
</html>`,
)
})
var port = os.Getenv("PORT")
if port == "" {
port = "8080"
}
//在指定的port上面進行啟用server
http.ListenAndServe(":"+port, nil)
}
//-------------------
const (
XForwardedFor = "X-Forwarded-For"
XRealIP = "X-Real-IP"
)
//
// RemoteIp 返回遠程客戶端的 IP，如 192.168.1.1
//
func RemoteIp(req *http.Request) string {
remoteAddr := req.RemoteAddr
if ip := req.Header.Get(XRealIP); ip != "" {
remoteAddr = ip
} else if ip = req.Header.Get(XForwardedFor); ip != "" {
remoteAddr = ip
} else {
remoteAddr, _, _ = net.SplitHostPort(remoteAddr)
}
if remoteAddr == "::1" {
remoteAddr = "127.0.0.1"
}
return remoteAddr
}
//
// 解析網頁，儲存到 ar_baha_user 裡面
//
func func_add_ar_baha_user(ar *goquery.Selection) {
ar.Each(func(i int, selection *goquery.Selection) {
if selection.Find(".edittime").Length() > 0 {
u_ip, _ := selection.Find(".edittime").Eq(0).Attr("data-hideip") //記錄於巴哈的IP
u_id := selection.Find(".userid").Eq(0).Text() //帳號
u_gp, _ := selection.Find(".usergp").Eq(0).Attr("title") //gp
u_level := selection.Find(".userlevel").Eq(0).Text() //等級
u_career, _ := selection.Find(".usercareer").Eq(0).Attr("title") //職業
u_race, _ := selection.Find(".userrace").Eq(0).Attr("title") //種族
//fmt.Println(u_race)
var c = new(baha_user)
c.ip = strings.Replace(u_ip, ".xxx", "", -1)
c.id = u_id
c.level = u_level
c.race = u_race
c.career = u_career
c.gp = u_gp
ar_baha_user[c.ip] = c
}
})
}
//
//
//
func checkErr(err error) {
if err != nil {
fmt.Println(err)
}
}
//
// 請求網頁，並且回傳已解析的html物件
//
func doGet(urlStr string, queryData map[string]string, rawCookies string) string {
client := &http.Client{}
req, err := http.NewRequest("GET", urlStr, nil)
checkErr(err)
q := req.URL.Query()
for k, v := range queryData {
q.Add(k, v)
}
req.URL.RawQuery = q.Encode()
var header = http.Header{}
header.Add("Cookie", rawCookies)
header.Add("Content-Type", "application/x-www-form-urlencoded; param=value")
req.Header = header
resp, err := client.Do(req)
checkErr(err)
defer resp.Body.Close()
ret, err := ioutil.ReadAll(resp.Body)
checkErr(err)
return string(ret)
}
//
// 取得勇照的網址
//
func func_取得勇照網址(s_userid string) string {
//https://avatar2.bahamut.com.tw/avataruserpic/j/e/jeff60316377/jeff60316377.png
s_userid = strings.ToLower(s_userid)
var t1 string = string(s_userid[0])
var t2 string = string(s_userid[1])
var url_user_img string = "https://avatar2.bahamut.com.tw/avataruserpic/" + t1 + "/" + t2 + "/" + s_userid + "/" + s_userid + ".png"
return url_user_img
}
//
// 下載圖片
//
func func_download_img(s_img_url string) *bytes.Buffer {
//通過http請求獲取圖片的流文件
var resp, _ = http.Get(s_img_url)
var body, _ = ioutil.ReadAll(resp.Body)
var buffer *bytes.Buffer = new(bytes.Buffer)
io.Copy(buffer, bytes.NewReader(body))
return buffer
}