feat(feeds): torznab add test button (#347)

pkg/torznab/feed.go

@@ -0,0 +1,76 @@
+package torznab
+
+import (
+	"encoding/xml"
+	"time"
+
+	"github.com/autobrr/autobrr/pkg/errors"
+)
+
+type Response struct {
+	Channel struct {
+		Items []FeedItem `xml:"item"`
+	} `xml:"channel"`
+}
+
+type FeedItem struct {
+	Title           string `xml:"title,omitempty"`
+	GUID            string `xml:"guid,omitempty"`
+	PubDate         Time   `xml:"pub_date,omitempty"`
+	Prowlarrindexer struct {
+		Text string `xml:",chardata"`
+		ID   string `xml:"id,attr"`
+	} `xml:"prowlarrindexer"`
+	Comments   string   `xml:"comments"`
+	Size       string   `xml:"size"`
+	Link       string   `xml:"link"`
+	Category   []string `xml:"category,omitempty"`
+	Categories []string
+
+	// attributes
+	TvdbId string `xml:"tvdb,omitempty"`
+	//TvMazeId string
+	ImdbId string `xml:"imdb,omitempty"`
+	TmdbId string `xml:"tmdb,omitempty"`
+
+	Attributes []struct {
+		XMLName xml.Name
+		Name    string `xml:"name,attr"`
+		Value   string `xml:"value,attr"`
+	} `xml:"attr"`
+}
+
+// Time credits: https://github.com/mrobinsn/go-newznab/blob/cd89d9c56447859fa1298dc9a0053c92c45ac7ef/newznab/structs.go#L150
+type Time struct {
+	time.Time
+}
+
+func (t *Time) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
+	if err := e.EncodeToken(start); err != nil {
+		return errors.Wrap(err, "failed to encode xml token")
+	}
+	if err := e.EncodeToken(xml.CharData([]byte(t.UTC().Format(time.RFC1123Z)))); err != nil {
+		return errors.Wrap(err, "failed to encode xml token")
+	}
+	if err := e.EncodeToken(xml.EndElement{Name: start.Name}); err != nil {
+		return errors.Wrap(err, "failed to encode xml token")
+	}
+	return nil
+}
+
+func (t *Time) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
+	var raw string
+
+	err := d.DecodeElement(&raw, &start)
+	if err != nil {
+		return errors.Wrap(err, "could not decode element")
+	}
+
+	date, err := time.Parse(time.RFC1123Z, raw)
+	if err != nil {
+		return errors.Wrap(err, "could not parse date")
+	}
+
+	*t = Time{date}
+	return nil
+}