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config.go
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config.go
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/* Copyright (C) 2013 Vincent Petithory <[email protected]>
*
* This file is part of mpdfav.
*
* mpdfav is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* mpdfav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with mpdfav. If not, see <http://www.gnu.org/licenses/>.
*
*/
package mpdfav
import (
"bytes"
"encoding/json"
"io"
"io/ioutil"
)
type Config struct {
PlaycountsEnabled bool
MostPlayedPlaylistName string
MostPlayedPlaylistLimit uint
RatingsEnabled bool
BestRatedPlaylistName string
BestRatedPlaylistLimit uint
MPDHost string
MPDPort uint
MPDPassword string
}
func DefaultConfig() *Config {
c := Config{true, "Most Played", 50, true, "Best Rated", 50, "localhost", 6600, ""}
return &c
}
func (c *Config) ReadFrom(r io.Reader) (n int64, err error) {
data, err := ioutil.ReadAll(r)
n = int64(len(data))
if err != nil {
return
}
err = json.Unmarshal(data, c)
return
}
func (c *Config) Read(p []byte) (n int, err error) {
data, err := json.Marshal(c)
p = data
return len(p), err
}
func (c *Config) Write(p []byte) (n int, err error) {
err = json.Unmarshal(p, c)
return len(p), err
}
func (c *Config) WriteTo(w io.Writer) (n int64, err error) {
data, err := json.Marshal(c)
if err != nil {
return int64(len(data)), err
}
// On writing to a Writer, it makes sense to
// use a pretty-printed output
var buf bytes.Buffer
err = json.Indent(&buf, data, "", " ")
if err != nil {
return 0, err
}
buf.WriteByte('\n')
n1, err := w.Write(buf.Bytes())
return int64(n1), err
}