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simplyhentai.go
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/
simplyhentai.go
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package simplyhentai
import (
"encoding/json"
"errors"
"fmt"
"regexp"
"github.com/gan-of-culture/get-sauce/request"
"github.com/gan-of-culture/get-sauce/static"
"github.com/gan-of-culture/get-sauce/utils"
)
type state struct {
Props struct {
PageProps struct {
Status int `json:"status"`
Tag struct {
Albums []struct {
CommentCount int `json:"comment_count"`
Description interface{} `json:"description"`
ID int `json:"id"`
ImageCount int `json:"image_count"`
Language struct {
Name string `json:"name"`
Slug string `json:"slug"`
FlagCode string `json:"flag_code"`
} `json:"language"`
Series struct {
AlbumCount int `json:"album_count"`
CommentCount int `json:"comment_count"`
Slug string `json:"slug"`
Title string `json:"title"`
Type string `json:"type"`
} `json:"series"`
Slug string `json:"slug"`
Title string `json:"title"`
Type string `json:"type"`
}
}
Manga struct {
Description interface{} `json:"description"`
ID int `json:"id"`
ImageCount int `json:"image_count"`
Language struct {
Name string `json:"name"`
Slug string `json:"slug"`
FlagCode string `json:"flag_code"`
} `json:"language"`
Images []struct {
ID int `json:"id"`
PageNum int `json:"page_num"`
Sizes struct {
Full string `json:"full"`
SmallThumb string `json:"small_thumb"`
Thumb string `json:"thumb"`
GiantThumb string `json:"giant_thumb"`
} `json:"sizes"`
} `json:"images"`
Slug string `json:"slug"`
Title string `json:"title"`
} `json:"manga"`
Meta struct {
Title string `json:"title"`
Description string `json:"description"`
} `json:"meta"`
} `json:"pageProps"`
} `json:"props"`
Page string `json:"page"`
Query struct {
Series string `json:"series"`
Slug string `json:"slug"`
} `json:"query"`
}
const site = "https://www.simply-hentai.com/"
var reAppState *regexp.Regexp = regexp.MustCompile(`__NEXT_DATA__.*?({[^<]+)`)
type extractor struct{}
// New returns a simply-hentai extractor
func New() static.Extractor {
return &extractor{}
}
func (e *extractor) Extract(URL string) ([]*static.Data, error) {
URLs := parseURL(URL)
if len(URLs) == 0 {
return nil, static.ErrURLParseFailed
}
data := []*static.Data{}
for _, u := range URLs {
d, err := extractData(u)
if err != nil {
return nil, utils.Wrap(err, u)
}
data = append(data, d)
}
return data, nil
}
func parseURL(URL string) []string {
htmlString, err := request.Get(URL)
if err != nil {
return nil
}
matchedAppState := reAppState.FindStringSubmatch(htmlString)
if len(matchedAppState) < 2 {
return nil
}
appStat := state{}
err = json.Unmarshal([]byte(matchedAppState[1]), &appStat)
if err != nil {
return nil
}
if appStat.Props.PageProps.Manga.ImageCount != 0 {
return []string{URL}
}
out := []string{}
for _, a := range appStat.Props.PageProps.Tag.Albums {
out = append(out, fmt.Sprintf("%s%s/%s", site, a.Series.Slug, a.Slug))
}
return out
}
func extractData(URL string) (*static.Data, error) {
htmlString, err := request.Get(URL)
if err != nil {
return &static.Data{}, err
}
matchedAppState := reAppState.FindStringSubmatch(htmlString)
if len(matchedAppState) < 2 {
return &static.Data{}, errors.New("app state not found for URL")
}
appStat := state{}
err = json.Unmarshal([]byte(matchedAppState[1]), &appStat)
if err != nil {
return &static.Data{}, err
}
if appStat.Props.PageProps.Manga.ImageCount == 0 {
return &static.Data{}, errors.New("no images found for URL")
}
images := appStat.Props.PageProps.Manga.Images
pages := utils.NeedDownloadList(len(images))
URLs := []*static.URL{}
for _, p := range pages {
ext := utils.GetFileExt(images[p-1].Sizes.Full)
URLs = append(URLs, &static.URL{
URL: images[p-1].Sizes.Full,
Ext: ext,
})
}
return &static.Data{
Site: site,
Title: appStat.Props.PageProps.Manga.Title,
Type: static.DataTypeImage,
Streams: map[string]*static.Stream{
"0": {
Type: static.DataTypeImage,
URLs: URLs,
Info: appStat.Props.PageProps.Manga.Language.Name,
},
},
URL: URL,
}, nil
}