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info.go
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info.go
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package main
import (
"io"
"text/template"
"time"
)
var infoTemplate string = `* GAMIT/GLOBK {{name}}
*
* Generated by GeoNet on {{update}}
* Send questions, comments or concerns to info@geonet.org.nz
*
*SITE Station Name Session Start Session Stop Ant Ht HtCod Ant N Ant E Receiver Type Vers SwVer Receiver SN Antenna Type Dome Antenna SN
{{range $i := . -}}
{{printf " %-5s" $i.Site -}}
{{trunc $i.Name 16 | printf " %-16s" -}}
{{at $i.Start | printf " %s" -}}
{{at $i.End | printf " %s" -}}
{{printf " %8.4f" $i.Height -}}
{{printf " %-5s" $i.HeightCod -}}
{{printf " %8.4f" $i.North -}}
{{printf " %8.4f" $i.East -}}
{{printf " %-20s" $i.ReceiverType -}}
{{printf " %-21s" $i.Version -}}
{{printf " %5s" $i.Software -}}
{{printf " %-20s" $i.ReceiverSerial -}}
{{printf " %-15s" $i.AntennaType -}}
{{printf " %-6s" $i.Radome -}}
{{printf " %s" $i.AntennaSerial}}
{{end -}}
`
type Info struct {
Site string
Name string
Start time.Time
End time.Time
Height float64
North float64
East float64
Radome string
HeightCod string
Version string
Software string
ReceiverType string
ReceiverSerial string
AntennaType string
AntennaSerial string
}
func (i Info) Like(info Info) bool {
switch {
case i.Site != info.Site:
return false
case i.Name != info.Name:
return false
case i.Height != info.Height:
return false
case i.North != info.North:
return false
case i.East != info.East:
return false
case i.Radome != info.Radome:
return false
case i.HeightCod != info.HeightCod:
return false
case i.Version != info.Version:
return false
case i.Software != info.Software:
return false
case i.ReceiverType != info.ReceiverType:
return false
case i.ReceiverSerial != info.ReceiverSerial:
return false
case i.AntennaType != info.AntennaType:
return false
case i.AntennaSerial != info.AntennaSerial:
return false
default:
return true
}
}
// remove overlaps of stream information not related to firmware
func squashInfo(info ...Info) []Info {
if !(len(info) > 0) {
return nil
}
var list []Info
running := info[0]
for i := 1; i < len(info); i++ {
switch {
case running.Like(info[i]):
running.End = info[i].End
default:
list = append(list, running)
running = info[i]
}
}
list = append(list, running)
return list
}
// encode stream information in the "info" format.
func encodeInfo(wr io.Writer, update time.Time, name string, info ...Info) error {
var funcMap template.FuncMap = template.FuncMap{
"name": func() string {
return name
},
"update": func() string {
return update.UTC().Format("2006-01-02 15:04 MST")
},
"at": func(at time.Time) string {
if at.After(time.Now()) {
return "9999 999 23 59 30"
}
return at.UTC().Format("2006 002 15 04 05")
},
"trunc": func(s string, n int) string {
if len(s) > n {
return s[0:n]
}
return s
},
}
tmpl, err := template.New("info").Funcs(funcMap).Parse(infoTemplate)
if err != nil {
return err
}
if err := tmpl.Execute(wr, info); err != nil {
return err
}
return nil
}