add support for alternate enclosure

rssblue · Dec 2, 2023 · 5f939ad · 5f939ad
1 parent fd921f4
commit 5f939ad
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Showing 3 changed files with 67 additions and 25 deletions.
diff --git a/namespace_podcast.go b/namespace_podcast.go
@@ -290,3 +290,28 @@ type PodcastPodping struct {
 	XMLName     xml.Name `xml:"podcast:podping"`
 	UsesPodping *bool    `xml:"usesPodping,attr"`
 }
+
+// PodcastAlternateEnclosure provides different versions of, or companion media to the main `<enclosure>` file.
+// Read more at
+// https://github.com/Podcastindex-org/podcast-namespace/blob/main/docs/1.0.md#alternate-enclosure
+type PodcastAlternateEnclosure struct {
+	XMLName      xml.Name `xml:"podcast:alternateEnclosure"`
+	Mimetype     string   `xml:"type,attr"`
+	Length       *int64   `xml:"length,attr"`
+	Bitrate      *float64 `xml:"bitrate,attr"`
+	Height       *int64   `xml:"height,attr"`
+	LanguageCode *string  `xml:"lang,attr"`
+	Title        *string  `xml:"title,attr"`
+	Rel          *string  `xml:"rel,attr"`
+	Default      *bool    `xml:"default,attr"`
+	Sources      []PodcastSource
+}
+
+// PodcastSource defines a uri location for a `<podcast:alternateEnclosure>` media file.
+// Read more at
+// https://github.com/Podcastindex-org/podcast-namespace/blob/main/docs/1.0.md#source
+type PodcastSource struct {
+	XMLName     xml.Name `xml:"podcast:source"`
+	URI         string   `xml:"uri,attr"`
+	ContentType *string  `xml:"contentType,attr"`
+}
diff --git a/types.go b/types.go
@@ -84,31 +84,32 @@ type Channel struct {
 
 // Item represents episode of a podcast.
 type Item struct {
-	XMLName             xml.Name     `xml:"item"`
-	Description         *Description `xml:"description"`
-	Enclosure           *Enclosure
-	GUID                *GUID
-	Link                *string `xml:"link"`
-	PubDate             *Date   `xml:"pubDate"`
-	Title               *string `xml:"title"`
-	ContentEncoded      *ContentEncoded
-	ITunesDuration      *ITunesDuration `xml:"itunes:duration"`
-	ITunesEpisodeNumber *int64          `xml:"itunes:episode"`
-	ITunesEpisodeType   *string         `xml:"itunes:episodeType"`
-	ITunesExplicit      *bool           `xml:"itunes:explicit"`
-	ITunesImage         *ITunesImage
-	ITunesSeasonNumber  *int64 `xml:"itunes:season"`
-	PodcastChapters     *PodcastChapters
-	PodcastEpisode      *PodcastEpisode
-	PodcastISRC         *PodcastISRC
-	PodcastLocation     *PodcastLocation
-	PodcastPersons      []PodcastPerson
-	PodcastSeason       *PodcastSeason
-	PodcastSoundbites   []PodcastSoundbite
-	PodcastTXTs         []PodcastTXT
-	PodcastTranscripts  []PodcastTranscript
-	PodcastValue        *PodcastValue
-	PSCChapters         *PSCChapters
+	XMLName                    xml.Name     `xml:"item"`
+	Description                *Description `xml:"description"`
+	Enclosure                  *Enclosure
+	GUID                       *GUID
+	Link                       *string `xml:"link"`
+	PubDate                    *Date   `xml:"pubDate"`
+	Title                      *string `xml:"title"`
+	ContentEncoded             *ContentEncoded
+	ITunesDuration             *ITunesDuration `xml:"itunes:duration"`
+	ITunesEpisodeNumber        *int64          `xml:"itunes:episode"`
+	ITunesEpisodeType          *string         `xml:"itunes:episodeType"`
+	ITunesExplicit             *bool           `xml:"itunes:explicit"`
+	ITunesImage                *ITunesImage
+	ITunesSeasonNumber         *int64 `xml:"itunes:season"`
+	PodcastAlternateEnclosures []PodcastAlternateEnclosure
+	PodcastChapters            *PodcastChapters
+	PodcastEpisode             *PodcastEpisode
+	PodcastISRC                *PodcastISRC
+	PodcastLocation            *PodcastLocation
+	PodcastPersons             []PodcastPerson
+	PodcastSeason              *PodcastSeason
+	PodcastSoundbites          []PodcastSoundbite
+	PodcastTXTs                []PodcastTXT
+	PodcastTranscripts         []PodcastTranscript
+	PodcastValue               *PodcastValue
+	PSCChapters                *PSCChapters
 }
 
 // Date is used to format the publish date of an episode.

diff --git a/types_test.go b/types_test.go
@@ -217,6 +217,19 @@ func TestMarshal(t *testing.T) {
 								Mimetype: "audio/mpeg",
 								Length:   2048,
 							},
+							PodcastAlternateEnclosures: []types.PodcastAlternateEnclosure{
+								{
+									Mimetype: "video/mp4",
+									Length:   pointer[int64](7924786),
+									Bitrate:  pointer(511276.52),
+									Height:   pointer[int64](720),
+									Sources: []types.PodcastSource{
+										{
+											URI: "https://example.com/file-720.mp4",
+										},
+									},
+								},
+							},
 							GUID: &types.GUID{
 								GUID:        "hello-again",
 								IsPermaLink: pointer(false),
@@ -438,6 +451,9 @@ func TestMarshal(t *testing.T) {
       <itunes:episodeType>full</itunes:episodeType>
       <itunes:explicit>false</itunes:explicit>
       <itunes:image href="https://rssblue.com/@bookworm-podcast/hello-again/cover-art.png"></itunes:image>
+      <podcast:alternateEnclosure type="video/mp4" length="7924786" bitrate="511276.52" height="720">
+        <podcast:source uri="https://example.com/file-720.mp4"></podcast:source>
+      </podcast:alternateEnclosure>
       <podcast:episode>3</podcast:episode>
       <podcast:person role="guest" href="https://www.imdb.com/name/nm0427852888/" img="http://example.com/images/janedoe.jpg">Jane Doe</podcast:person>
       <podcast:person role="guest" href="https://www.wikipedia/alicebrown" img="http://example.com/images/alicebrown.jpg">Alice Brown</podcast:person>