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//
// rhimportd
//
// The Radio Helsinki Rivendell Import Daemon
//
//
// Copyright (C) 2015 Christian Pointner <equinox@helsinki.at>
//
// This file is part of rhimportd.
//
// rhimportd 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
// any later version.
//
// rhimportd 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 rhimportd. If not, see <http://www.gnu.org/licenses/>.
//
package rhimport
import (
"bytes"
"fmt"
"io"
"mime/multipart"
"net/http"
"os"
"path"
)
var (
bool2str = map[bool]string{false: "0", true: "1"}
)
type ImportContext struct {
*Config
*RdDb
UserName string
Password string
Trusted bool
ShowId int
GroupName string
Cart int
Cut int
Channels int
NormalizationLevel int
AutotrimLevel int
UseMetaData bool
SourceUri string
SourceFile string
DeleteSourceFile bool
}
func NewImportContext(conf *Config, rddb *RdDb, user string, group string) *ImportContext {
ctx := new(ImportContext)
ctx.Config = conf
ctx.RdDb = rddb
ctx.UserName = user
ctx.Password = ""
ctx.Trusted = false
ctx.ShowId = 0
ctx.GroupName = group
ctx.Cart = 0
ctx.Cut = 0
ctx.Channels = 2
ctx.NormalizationLevel = -1200
ctx.AutotrimLevel = 0
ctx.UseMetaData = false
ctx.SourceFile = ""
ctx.DeleteSourceFile = false
return ctx
}
func (ctx *ImportContext) getPassword(cached bool) (err error) {
req := getPasswordRequest{}
req.username = ctx.UserName
req.cached = cached
req.response = make(chan getPasswordResult)
ctx.RdDb.getPasswordChan <- req
res := <-req.response
if res.err != nil {
err = res.err
return
}
ctx.Password = res.password
return
}
func (ctx *ImportContext) getShowInfo() (err error) {
req := getShowInfoRequest{}
req.showid = ctx.ShowId
req.response = make(chan getShowInfoResult)
ctx.RdDb.getShowInfoChan <- req
res := <-req.response
if res.err != nil {
err = res.err
return
}
rhdl.Printf("Title of show %d is '%s'", ctx.ShowId, res.title)
return
}
func import_audio(ctx *ImportContext) (err error) {
var b bytes.Buffer
w := multipart.NewWriter(&b)
if err = w.WriteField("COMMAND", "2"); err != nil {
return
}
if err = w.WriteField("LOGIN_NAME", ctx.UserName); err != nil {
return
}
if err = w.WriteField("PASSWORD", ctx.Password); err != nil {
return
}
if err = w.WriteField("CART_NUMBER", fmt.Sprintf("%d", ctx.Cart)); err != nil {
return
}
if err = w.WriteField("CUT_NUMBER", fmt.Sprintf("%d", ctx.Cut)); err != nil {
return
}
if err = w.WriteField("CHANNELS", fmt.Sprintf("%d", ctx.Channels)); err != nil {
return
}
if err = w.WriteField("NORMALIZATION_LEVEL", fmt.Sprintf("%d", ctx.NormalizationLevel)); err != nil {
return
}
if err = w.WriteField("AUTOTRIM_LEVEL", fmt.Sprintf("%d", ctx.AutotrimLevel)); err != nil {
return
}
if err = w.WriteField("USE_METADATA", bool2str[ctx.UseMetaData]); err != nil {
return
}
var f *os.File
var fw io.Writer
if f, err = os.Open(ctx.SourceFile); err != nil {
return
}
if fw, err = w.CreateFormFile("FILENAME", path.Base(ctx.SourceFile)); err != nil {
return
}
if _, err = io.Copy(fw, f); err != nil {
return
}
f.Close()
w.Close()
var req *http.Request
if req, err = http.NewRequest("POST", ctx.Config.RDXportEndpoint, &b); err != nil {
return
}
req.Header.Set("Content-Type", w.FormDataContentType())
client := &http.Client{}
var res *http.Response
if res, err = client.Do(req); err != nil {
return
}
if res.StatusCode != http.StatusOK {
// TODO: better error output
err = fmt.Errorf("bad status: %s", res.Status)
}
return
}
func ImportFile(ctx *ImportContext) (err error) {
rhl.Println("ImportFile called for", ctx.SourceFile)
if ctx.Trusted {
if err = ctx.getPassword(true); err != nil {
return
}
}
return import_audio(ctx)
}
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