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settings.go
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/
settings.go
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package settings
import (
"bytes"
"encoding/gob"
"github.com/kapmahc/axe/security"
)
// Settings setting helper
type Settings struct {
Store Store `inject:""`
Cipher *security.Cipher `inject:""`
}
//Set save setting
func (p *Settings) Set(k string, v interface{}, f bool) error {
var buf bytes.Buffer
enc := gob.NewEncoder(&buf)
err := enc.Encode(v)
if err != nil {
return err
}
var val []byte
if f {
if val, err = p.Cipher.Encrypt(buf.Bytes()); err != nil {
return err
}
} else {
val = buf.Bytes()
}
return p.Store.Set(k, val, f)
}
//Get get setting value by key
func (p *Settings) Get(k string, v interface{}) error {
val, enc, err := p.Store.Get(k)
if err != nil {
return err
}
var buf bytes.Buffer
dec := gob.NewDecoder(&buf)
if enc {
vl, er := p.Cipher.Decrypt(val)
if er != nil {
return er
}
buf.Write(vl)
} else {
buf.Write(val)
}
return dec.Decode(v)
}