scraping audio url

internal/plugin/musify.go

@@ -280,6 +280,39 @@ func (m *Musify) Search(query common.Query) ([]data.MusicObject, error) {
 	return musicObjects, nil
 }
 
+type parsedSongUrl struct {
+	id   string
+	name string
+	url  string
+}
+
+func newParsedSongUrl(rawUrl string) (parsedSongUrl, error) {
+	res := parsedSongUrl{
+		url: rawUrl,
+	}
+
+	parsed, err := url.Parse(rawUrl)
+	if err != nil {
+		return res, err
+	}
+
+	dirs := strings.Split(parsed.Path, "/")
+	correctPart := dirs[len(dirs)-1]
+	split := strings.Split(correctPart, "-")
+	if len(split) < 2 {
+		return res, errors.New("last part of path has to consist of at least one - " + correctPart)
+	}
+
+	res.id = strings.TrimSpace(split[len(split)-1])
+	res.name = strings.Join(split[:len(split)-1], "-")
+
+	if !common.IsNumeric(res.id) {
+		return res, errors.New("last elem (id) has to be numeric " + res.id)
+	}
+
+	return res, nil
+}
+
 func (m *Musify) FetchSong(source data.Source) (data.Song, error) {
 	song := data.Song{
 		Sources: []data.Source{
@@ -298,14 +331,19 @@ func (m *Musify) FetchSong(source data.Source) (data.Song, error) {
 	}
 
 	// Download URL
-	/*
-		doc.Find("a[itemprop='audio']").Each(func(i int, anchor *goquery.Selection) {
-			href, exists := anchor.Attr("href")
-			if exists {
-				source.AudioURL = p.host + href
+	doc.Find("a[itemprop='audio']").Each(func(i int, anchor *goquery.Selection) {
+		if href, _ := anchor.Attr("href"); true {
+			// will be the source first added at the begining
+			song.Sources[0].AudioUrl = musifyHost + href
+		} else {
+			// http://musify.club/track/dl/7141298/crystal-f-sekundenschlaf.mp3
+			parsed, err := newParsedSongUrl(song.Sources[0].Url)
+			if err != nil {
+				return
 			}
-		})
-	*/
+			song.Sources[0].AudioUrl = "http://musify.club/track/dl/" + parsed.id + "/" + parsed.name + ".mp3"
+		}
+	})
 
 	// Song detail
 	var listElement *goquery.Selection