forked from cadey/xesite
92 lines
2.4 KiB
Go
92 lines
2.4 KiB
Go
package main
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import (
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"encoding/json"
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"net/http"
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"time"
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"christine.website/cmd/site/internal"
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"within.website/ln"
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"within.website/ln/opname"
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)
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var bootTime = time.Now()
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var etag = internal.Hash(bootTime.String(), IncrediblySecureSalt)
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// IncrediblySecureSalt *******
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const IncrediblySecureSalt = "hunter2"
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func (s *Site) createFeed(w http.ResponseWriter, r *http.Request) {
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ctx := opname.With(r.Context(), "rss-feed")
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fetag := "W/" + internal.Hash(bootTime.String(), IncrediblySecureSalt)
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w.Header().Set("ETag", fetag)
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if r.Header.Get("If-None-Match") == fetag {
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http.Error(w, "Cached data OK", http.StatusNotModified)
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ln.Log(ctx, ln.Info("cache hit"))
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return
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}
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w.Header().Set("Content-Type", "application/rss+xml")
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err := s.rssFeed.WriteRss(w)
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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ln.Error(r.Context(), err, ln.F{
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"remote_addr": r.RemoteAddr,
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"action": "generating_rss",
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"uri": r.RequestURI,
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"host": r.Host,
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})
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}
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}
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func (s *Site) createAtom(w http.ResponseWriter, r *http.Request) {
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ctx := opname.With(r.Context(), "atom-feed")
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fetag := "W/" + internal.Hash(bootTime.String(), IncrediblySecureSalt)
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w.Header().Set("ETag", fetag)
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if r.Header.Get("If-None-Match") == fetag {
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http.Error(w, "Cached data OK", http.StatusNotModified)
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ln.Log(ctx, ln.Info("cache hit"))
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return
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}
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w.Header().Set("Content-Type", "application/atom+xml")
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err := s.rssFeed.WriteAtom(w)
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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ln.Error(ctx, err, ln.F{
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"remote_addr": r.RemoteAddr,
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"action": "generating_atom",
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"uri": r.RequestURI,
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"host": r.Host,
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})
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}
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}
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func (s *Site) createJSONFeed(w http.ResponseWriter, r *http.Request) {
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ctx := opname.With(r.Context(), "atom-feed")
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fetag := "W/" + internal.Hash(bootTime.String(), IncrediblySecureSalt)
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w.Header().Set("ETag", fetag)
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if r.Header.Get("If-None-Match") == fetag {
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http.Error(w, "Cached data OK", http.StatusNotModified)
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ln.Log(ctx, ln.Info("cache hit"))
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return
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}
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w.Header().Set("Content-Type", "application/json")
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e := json.NewEncoder(w)
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e.SetIndent("", "\t")
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err := e.Encode(s.jsonFeed)
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if err != nil {
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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ln.Error(ctx, err, ln.F{
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"remote_addr": r.RemoteAddr,
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"action": "generating_jsonfeed",
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"uri": r.RequestURI,
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"host": r.Host,
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})
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}
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}
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