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utils.go
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utils.go
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package utils
import (
"bytes"
"fmt"
"io/ioutil"
"log"
"os"
"os/exec"
"runtime"
"strconv"
"strings"
)
type TemporaryDirectory struct {
path string
}
func DurToSec(dur string) (sec float64) {
durAry := strings.Split(dur, ":")
var secs float64
if len(durAry) != 3 {
return
}
hr, _ := strconv.ParseFloat(durAry[0], 64)
secs = hr * (60 * 60)
min, _ := strconv.ParseFloat(durAry[1], 64)
secs += min * (60)
second, _ := strconv.ParseFloat(durAry[2], 64)
secs += second
return secs
}
func LineSeparator() string {
switch runtime.GOOS {
case "windows":
return "\r\n"
default:
return "\n"
}
}
func TestCmd(command string, args string) (bytes.Buffer, error) {
var out bytes.Buffer
cmd := exec.Command(command, args)
cmd.Stdout = &out
err := cmd.Run()
if err != nil {
return out, err
}
return out, nil
}
func (tmpDir *TemporaryDirectory) CreateTempDirectory() (*TemporaryDirectory, error) {
dir, err := ioutil.TempDir("", "gcs-transcoder")
if err != nil {
return nil, fmt.Errorf("unable create temporary directory %v", err)
}
return &TemporaryDirectory{path: dir}, nil
}
func (tmpDir *TemporaryDirectory) GetTempPath() string {
return tmpDir.path
}
func (tmpDir *TemporaryDirectory) CleanUp() {
if tmpDir.path != "" {
err := os.RemoveAll(tmpDir.path)
if err != nil {
log.Println("unable delete temporary directory")
}
}
}