//renderAttach render the content of attach file with content-type=typ.
func (t *threadCGI) renderAttach(rec *record.Record, suffix string, stamp int64, thumbnailSize string) {
attachFile := rec.AttachPath(thumbnailSize)
if attachFile == "" {
return
}
typ := mime.TypeByExtension("." + suffix)
if typ == "" {
typ = "text/plain"
}
t.WR.Header().Set("Content-Type", typ)
t.WR.Header().Set("Last-Modified", t.RFC822Time(stamp))
if !util.IsValidImage(typ, attachFile) {
t.WR.Header().Set("Content-Disposition", "attachment")
}
decoded, err := base64.StdEncoding.DecodeString(rec.GetBodyValue("attach", ""))
if err != nil {
log.Println(err)
t.Print404(nil, "")
return
}
if thumbnailSize != "" && (cfg.ForceThumbnail || thumbnailSize == cfg.DefaultThumbnailSize) {
decoded = util.MakeThumbnail(decoded, suffix, thumbnailSize)
}
_, err = t.WR.Write(decoded)
if err != nil {
log.Println(err)
t.Print404(nil, "")
}
}
//printRecord renders record.txt , with records in cache ca.
func (t *threadCGI) printRecord(ca *thread.Cache, rec *record.Record) {
thumbnailSize := ""
var suffix string
var attachSize int64
if at := rec.GetBodyValue("attach", ""); at != "" {
suffix = rec.GetBodyValue("suffix", "")
attachFile := rec.AttachPath("")
attachSize = int64(len(at)*57/78) + 1000
reg := regexp.MustCompile("^[0-9A-Za-z]+")
if !reg.MatchString(suffix) {
suffix = cfg.SuffixTXT
}
typ := mime.TypeByExtension("." + suffix)
if typ == "" {
typ = "text/plain"
}
if util.IsValidImage(typ, attachFile) {
thumbnailSize = cfg.DefaultThumbnailSize
}
}
body := rec.GetBodyValue("body", "")
body = t.HTMLFormat(body, cfg.ThreadURL, t.Path(), false)
removeID := rec.GetBodyValue("remove_id", "")
if len(removeID) > 8 {
removeID = removeID[:8]
}
resAnchor := t.ResAnchor(removeID, cfg.ThreadURL, t.Path(), false)
id8 := rec.ID
if len(id8) > 8 {
id8 = id8[:8]
}
s := struct {
Datfile string
Rec *record.Record
RecHead record.Head
Sid string
AttachSize int64
Suffix string
Body template.HTML
Thumbnail string
RemoveID string
ResAnchor string
cgi.Defaults
}{
ca.Datfile,
rec,
rec.CopyHead(),
id8,
attachSize,
suffix,
template.HTML(body),
thumbnailSize,
removeID,
resAnchor,
*t.Defaults(),
}
cgi.RenderTemplate("record", s, t.WR)
}