113 lines
2.4 KiB
Go
113 lines
2.4 KiB
Go
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package devianter
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import (
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"encoding/json"
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"errors"
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"io"
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"net/http"
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"strings"
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)
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// функция для высера ошибки в stderr
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func err(txt error) {
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if txt != nil {
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println(txt.Error())
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}
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}
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// сокращение для вызова щенка и парсинга жсона
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func ujson(data string, output any) {
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input, e := puppy(data)
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err(e)
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eee := json.Unmarshal([]byte(input), output)
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err(eee)
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}
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/* REQUEST SECTION */
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// структура для ответа сервера
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type reqrt struct {
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Body string
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Status int
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Cookies []*http.Cookie
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Headers http.Header
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}
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// функция для совершения запроса
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func request(uri string, other ...string) reqrt {
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var r reqrt
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// создаём новый запрос
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cli := &http.Client{}
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req, e := http.NewRequest("GET", uri, nil)
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err(e)
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req.Header.Set("User-Agent", "Mozilla/5.0 (X11; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0.0")
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// куки и UA-шник
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for num, rng := range other {
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switch num {
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case 1:
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req.Header.Set("User-Agent", rng)
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case 0:
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req.Header.Set("Cookie", rng)
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}
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}
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resp, e := cli.Do(req)
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err(e)
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defer resp.Body.Close()
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body, e := io.ReadAll(resp.Body)
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err(e)
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// заполняем структуру
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r.Body = string(body)
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r.Cookies = resp.Cookies()
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r.Headers = resp.Header
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r.Status = resp.StatusCode
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return r
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}
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/* PUPPY aka DeviantArt API */
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// получение или обновление токена
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var cookie string
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var token string
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func UpdateCSRF() error {
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if cookie == "" {
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req := request("https://www.deviantart.com/_puppy")
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for _, content := range req.Cookies {
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cookie = content.Raw
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}
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}
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req := request("https://www.deviantart.com", cookie)
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if req.Status != 200 {
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return errors.New(req.Body)
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}
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token = req.Body[strings.Index(req.Body, "window.__CSRF_TOKEN__ = '")+25 : strings.Index(req.Body, "window.__XHR_LOCAL__")-3]
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return nil
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}
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func puppy(data string) (string, error) {
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var url strings.Builder
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url.WriteString("https://www.deviantart.com/_puppy/")
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url.WriteString(data)
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url.WriteString("&csrf_token=")
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url.WriteString(token)
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url.WriteString("&da_minor_version=20230710")
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body := request(url.String(), cookie)
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// если код ответа не 200, возвращается ошибка
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if body.Status != 200 {
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return "", errors.New(body.Body)
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}
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return body.Body, nil
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}
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