func (item *FeedItem) getItem() *feeds.Item {
var out feeds.Item
out.Created = item.LastActive
out.Title = item.Title
out.Link = &feeds.Link{Href: item.Address}
out.Description = item.description
return &out
}
func compileRSS(ctx *Context) error {
// todo : should compile RSS if no posts ?
toDir := ctx.DstDir()
now := time.Now()
feed := &feeds.Feed{
Title: ctx.Source.Meta.Title,
Link: &feeds.Link{Href: ctx.Source.Meta.Root},
Description: ctx.Source.Meta.Desc,
Created: now,
}
if ctx.Source.Owner != nil {
feed.Author = &feeds.Author{
Name: ctx.Source.Owner.Nick,
Email: ctx.Source.Owner.Email,
}
}
var item *feeds.Item
for _, p := range ctx.Source.Posts {
item = &feeds.Item{
Title: p.Title,
Link: &feeds.Link{Href: ctx.Source.Meta.DomainURL(p.URL())},
Description: string(p.Content()),
Created: p.Created(),
Updated: p.Updated(),
}
if p.Author != nil {
item.Author = &feeds.Author{
Name: p.Author.Nick,
Email: p.Author.Email,
}
}
feed.Items = append(feed.Items, item)
}
dstFile := path.Join(toDir, ctx.Source.Meta.Path, "feed.xml")
os.MkdirAll(filepath.Dir(dstFile), os.ModePerm)
f, err := os.OpenFile(dstFile, os.O_CREATE|os.O_TRUNC|os.O_RDWR, os.ModePerm)
if err != nil {
return err
}
defer f.Close()
if err = feed.WriteRss(f); err != nil {
return err
}
ctx.Sync.SetSynced(dstFile)
log15.Debug("Build|%s", dstFile)
atomic.AddInt64(&ctx.counter, 1)
return nil
}
func augmentItemHTML(item *feeds.Item, body *string) {
doc, err := html.Parse(strings.NewReader(*body))
if err != nil {
// TODO: pass url in for error logging? return err?
log.Printf("unable to parse the body: %s", err)
}
item.Title = getHTMLTitle(doc)
// TODO - snippet of html body in description
}
func Feed(context *GoInk.Context) {
baseUrl := model.GetSetting("site_url")
article, _ := model.GetArticleList(1, 20)
feed := new(feeds.Feed)
feed.Title = model.GetSetting("site_title")
feed.Link = &feeds.Link{Href: baseUrl}
feed.Description = model.GetSetting("site_description")
author := model.GetUsersByRole("ADMIN")[0]
feed.Author = &feeds.Author{author.Nick, author.Email}
feed.Items = make([]*feeds.Item, 0)
var create int64
if len(article) > 0 {
create = article[0].EditTime
} else {
create = utils.Now()
}
feed.Created = time.Unix(create, 0)
for _, a := range article {
item := new(feeds.Item)
item.Title = a.Title
item.Link = &feeds.Link{Href: path.Join(baseUrl, a.Link())}
item.Author = feed.Author
item.Created = time.Unix(a.CreateTime, 0)
item.Description = utils.Html2str(a.Summary())
feed.Items = append(feed.Items, item)
}
str, e := feed.ToRss()
if e != nil {
panic(e)
}
context.ContentType("application/rss+xml;charset=UTF-8")
context.Body = []byte(str)
}
//DispatchRSS returns the rss feed of namespace
func DispatchRSS(w http.ResponseWriter, r *http.Request) {
con := data.MakeContext(r)
w.Header().Set("Content-Type", "application/rss+xml")
w.Header().Set("Cache-Control", "public, max-age=1800") // 30 minutes
w.Header().Set("Pragma", "Public")
// get namespace
namespace := mux.Vars(r)["namespace"]
if namespace == "" {
w.WriteHeader(http.StatusInternalServerError)
return
}
cache, err := data.ReadRSSCache(con, namespace)
if err == nil {
w.Write([]byte(cache))
return
}
if err == memcache.ErrCacheMiss {
con.Log.Infof("Cache miss for namespace %v", namespace)
} else {
con.Log.Errorf("Error at in rss.dispatch while reading the cache. Error: %v", err)
}
t := time.Now()
t = t.Add(-24 * time.Hour * config.RSSTimeRangeinDays)
is, _, err := data.GetNewestItemsByTime(con, namespace, 100, t, "")
if err != nil {
con.Log.Errorf("Error at in rss.dispatch @ GetNewestItem. Error: %v", err)
w.WriteHeader(http.StatusInternalServerError)
return
}
con.Log.Infof("items: %v", is)
feed := &feeds.Feed{
Title: namespace + " - Kaffeeshare",
Link: &feeds.Link{Href: r.URL.String()},
}
for _, i := range is {
rssI := feeds.Item{
Title: i.Caption,
Link: &feeds.Link{Href: i.URL},
Created: i.CreatedAt,
}
if i.ImageURL != "" {
rssI.Description += "<div style=\"float:left; margin-right:16px; margin-bottom:16px;\"><img width=\"200\" src=\"" + i.ImageURL + "\" alt=\"\"/></div>"
}
rssI.Description += "<p>" + i.Description + "</p><br/><br/>"
rssI.Description += "<a href=\"" + i.URL + "\">» " + i.URL + "</a>"
feed.Items = append(feed.Items, &rssI)
}
s, err := feed.ToRss()
if err != nil {
con.Log.Errorf("Error at mashaling in www.dispatch. Error: %v", err)
w.WriteHeader(http.StatusInternalServerError)
return
}
if err := data.CacheRSS(con, namespace, s); err != nil {
con.Log.Errorf("Error at storing the RSS Feed in the cache. Error: %v", err)
}
w.Write([]byte(s))
}