52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"strings"
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"github.com/asticode/go-astisub"
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ffmpeg "github.com/u2takey/ffmpeg-go"
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"srs.epita.fr/fic-server/admin/sync"
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"srs.epita.fr/fic-server/libfic"
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)
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func CheckGrammarSubtitleTrack(path string, exercice *fic.Exercice, exceptions *sync.CheckExceptions) (errs []error) {
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tmpfile, err := ioutil.TempFile("", "resolution-*.srt")
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if err != nil {
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errs = append(errs, fmt.Errorf("unable to create a temporary file: %w", err))
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return
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}
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defer os.Remove(tmpfile.Name())
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// Extract subtitles
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err = ffmpeg.Input(path).
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Output(tmpfile.Name(), ffmpeg.KwArgs{"map": "0:s:0"}).
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OverWriteOutput().Run()
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if err != nil {
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errs = append(errs, fmt.Errorf("ffmpeg returns an error when extracting subtitles track: %w", err))
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}
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subtitles, err := astisub.OpenFile(tmpfile.Name())
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if err != nil {
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log.Println("Unable to open subtitles file:", err)
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return
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}
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var lines []string
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for _, item := range subtitles.Items {
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lines = append(lines, item.String())
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}
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for _, e := range hooks.CallCustomHook("CheckGrammar", struct {
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Str string
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Language string
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}{Str: strings.Join(lines, "\n"), Language: exercice.Language}, exceptions) {
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errs = append(errs, fmt.Errorf("subtitle-track: %w", e))
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}
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return
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}
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