//printThreadHead renders head part of thread page with cookie.
func (t *threadCGI) printThreadHead(path, id string, page int, ca *thread.Cache, rss string) error {
switch {
case ca.HasRecord():
if !t.IsBot() {
download.GetCache(true, ca)
} else {
log.Println("bot detected, not get cache")
}
case t.CheckGetCache():
ca.Subscribe()
if t.Req.FormValue("search_new_file") == "" {
download.GetCache(true, ca)
}
default:
t.Print404(nil, id)
return errors.New("no records")
}
var access string
var newcookie []*http.Cookie
if ca.HasRecord() && id == "" && page == 0 {
cookie, err := t.Req.Cookie("access")
if err == nil {
access = cookie.Value
} else {
log.Println(err)
}
newcookie = t.setCookie(ca, access)
}
t.Header(path, rss, newcookie, false)
return nil
}
//printAttach renders the content of attach file and makes thumnail if needed and possible.
func (t *threadCGI) printAttach(datfile, id string, stamp int64, thumbnailSize, suffix string) {
ca := thread.NewCache(datfile)
switch {
case ca.HasRecord():
case t.CheckGetCache():
download.GetCache(true, ca)
default:
t.Print404(ca, "")
return
}
rec := record.New(ca.Datfile, id, stamp)
if !rec.Exists() {
t.Print404(ca, "")
return
}
if err := rec.Load(); err != nil {
t.Print404(ca, "")
return
}
if rec.GetBodyValue("suffix", "") != suffix {
t.Print404(ca, "")
return
}
t.renderAttach(rec, suffix, stamp, thumbnailSize)
}
//threadApp load thread.Cache specified in the url and returns dat file
//listing records. if thread.Cache len=0 or for each refering the thread.Cache 4 times
//reloads thread.Cache fron network.
func (m *mchCGI) threadApp(board, datkey string) {
m.WR.Header().Set("Content-Type", "text/plain; charset=Shift_JIS")
n, err := strconv.ParseInt(datkey, 10, 64)
if err != nil {
log.Println(err)
return
}
key := keylib.GetFilekey(n)
if err != nil {
m.WR.WriteHeader(404)
fmt.Fprintf(m.WR, "404 Not Found")
return
}
data := thread.NewCache(key)
if !data.Exists() {
m.WR.WriteHeader(404)
fmt.Fprintf(m.WR, "404 Not Found")
return
}
if m.CheckGetCache() {
download.GetCache(true, data)
}
thread := keylib.MakeDat(data, board, m.Req.Host)
str := strings.Join(thread, "\n") + "\n"
m.serveContent("a.txt", time.Unix(data.Stamp(), 0), str)
}