func Handler(w http.ResponseWriter, r *http.Request) {
s, err := show.Get("http:/" + r.RequestURI)
if err != nil {
ErrorHandler(err, w, r)
return
}
feed := newFeed(r, s)
rss, err := feeds.ToXML(feed)
if err != nil {
ErrorHandler(err, w, r)
return
}
w.Header().Set("Content-Type", "application/rss+xml")
io.WriteString(w, rss)
}
func (p *podslingHandler) getRSS(w http.ResponseWriter, r *http.Request) {
r.Body.Close()
path := strings.TrimSuffix(r.URL.Path, ".rss")
var b []byte
var err error
if strings.HasPrefix(path, "/b64/") {
b, err = p.pathBase64(strings.TrimPrefix(path, "/b64/"))
} else {
b, err = p.getJSON(strings.TrimPrefix(path, "/"))
}
if err != nil {
w.WriteHeader(http.StatusBadRequest)
fmt.Fprintf(w, "Decode error: %s", err)
return
}
f := feed{}
if err := json.Unmarshal(b, &f); err != nil {
w.WriteHeader(http.StatusBadRequest)
fmt.Fprintf(w, "Decode error: %s. JSON:\n%s", err, b)
return
}
numItems := len(f.Items)
if numItems == 0 {
w.WriteHeader(http.StatusBadRequest)
fmt.Fprintf(w, "No items specified")
return
}
rss := &feeds.RssFeed{
Title: f.Title,
Link: "http://" + r.Host + r.URL.Path,
Description: f.Description,
ManagingEditor: f.Author,
PubDate: f.Date.Format(time.RFC822),
Items: make([]*feeds.RssItem, numItems),
}
if f.Image != "" {
rss.Image = &feeds.RssImage{Url: f.Image, Link: f.Image}
}
for i, item := range f.Items {
ext := filepath.Ext(item.URL)
title := item.Title
if title == "" {
title = strings.TrimSuffix(filepath.Base(item.URL), ext)
if esc, err := url.QueryUnescape(title); err == nil {
title = esc
}
}
mtype := mime.TypeByExtension(ext)
//(numItems-1)-
rss.Items[i] = &feeds.RssItem{
Guid: hash(item),
Title: title,
Link: item.URL,
Description: fmt.Sprintf("Track %d of %d\n\n%s", i+1, numItems, f.Description),
Enclosure: &feeds.RssEnclosure{
Url: item.URL,
Type: mtype,
// Length: "71894574",
},
Author: f.Author,
PubDate: f.Date.Add(-(time.Duration(i) * time.Hour)).Format(time.RFC822),
}
}
str, _ := feeds.ToXML(rss)
w.Header().Set("Content-Type", "application/rss+xml; charset=utf-8")
str = strings.Replace(str, "managingEditor>", "itunes:author>", 2)
str = strings.Replace(str, `<rss version="2.0">`, `<rss version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd">`, 1)
b = []byte(str)
if strings.Contains(r.Header.Get("Accept-Encoding"), "gzip") {
w.Header().Set("Content-Encoding", "gzip")
gz := gzip.NewWriter(w)
gz.Write(b)
gz.Close()
} else {
w.Write(b)
}
}
