看到有很多python 的，然后写了个go 的，可以抓取高清图片
getp.go
package main
import (
"io/ioutil"
"log"
"net/http"
"os"
"regexp"
"strconv"
"strings"
"sync"
)
var urlist [4]string
var album chan string
var w sync.WaitGroup
var dir string
func main() {
dir = "tmp/"
err := os.Mkdir(dir, 0777)
if err != nil {
isexist := os.IsExist(err)
log.Println(isexist)
}
album = make(chan string, 200)
urlist = [4]string{"http://me2-sex.lofter.com/tag/%E7%BE%8E%E5%A5%B3%E6%91%84%E5%BD%B1?page=", "http://me2-sex.lofter.com/tag/%E6%AC%A7%E7%BE%8E?page=", "http://me2-sex.lofter.com/tag/%E6%A8%A1%E7%89%B9?page=", "http://me2-sex.lofter.com/tag/%E7%BE%8E%E5%AA%9B%E9%A6%86?page="}
for _, v := range urlist {
for i := 1; i <= 20; i++ {
url := v + strconv.Itoa(i)
w.Add(1)
go GetAlbum(url)
w.Wait()
}
}
}
func GetAlbum(url string) {
data := GetUrl(url)
body := string(data)
part := regexp.MustCompile(`<a class="img" href="(.*)">`)
match := part.FindAllStringSubmatch(body, -1)
for _, v := range match {
album <- v[1]
w.Add(1)
go GetItem()
}
w.Done()
}
func GetItem() {
url := <-album
defer func() {
ret := recover()
if ret != nil {
log.Println(ret)
w.Done()
} else {
w.Done()
}
}()
data := GetUrl(url)
if len(data) > 10 {
body := string(data)
part := regexp.MustCompile(`bigimgsrc="(.*)"`)
match := part.FindAllStringSubmatch(body, -1)
for _, v := range match {
str := strings.Split(v[1], "/")
length := len(str)
source := GetUrl(v[1])
name := str[length-1]
file, err := os.Create(dir + name)
if err != nil {
panic(err)
}
size, err := file.Write(source)
defer file.Close()
if err != nil {
panic(err)
}
log.Println(size)
}
}
}
func GetUrl(url string) []byte {
ret, err := http.Get(url)
if err != nil {
log.Println(url)
status := map[string]string{}
status["status"] = "400"
status["url"] = url
panic(status)
}
body := ret.Body
data, _ := ioutil.ReadAll(body)
return data
}
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以上所述就是本文的全部内容了，希望对大家熟悉go语言能够有所帮助。
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