74 lines
1.3 KiB
Go
74 lines
1.3 KiB
Go
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package main
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import (
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"fmt"
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"log"
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"os"
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"path/filepath"
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"github.com/rwcarlsen/goexif/exif"
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)
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const usage = "picmv <indir> <outdir>"
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type input struct {
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path string
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year string
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month string
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}
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func main() {
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if len(os.Args) != 3 {
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fmt.Fprintf(os.Stderr, "%s\n", usage)
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os.Exit(1)
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}
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in, out := os.Args[1], os.Args[2]
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log.Printf("%+v", in)
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log.Printf("%+v", out)
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count := 0
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files := make(chan input, 20)
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// seen := map[string]bool{}
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go func() {
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err := filepath.Walk(
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in,
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func(path string, info os.FileInfo, err error) error {
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if info.IsDir() {
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return nil
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}
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f, err := os.Open(path)
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if err != nil {
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return fmt.Errorf("problem opening file: %v", err)
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}
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defer f.Close()
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x, err := exif.Decode(f)
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if err != nil {
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log.Printf("problem decoding exif data %q: %v", path, err)
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return nil
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}
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tm, err := x.DateTime()
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if err != nil {
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return fmt.Errorf("problem getting datetime from pic %v: %v", path, err)
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}
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files <- input{
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path: path,
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year: fmt.Sprintf("%04d", tm.Year()),
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month: fmt.Sprintf("%02d", tm.Month()),
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}
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return nil
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},
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)
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if err != nil {
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log.Printf("%+v", err)
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}
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close(files)
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}()
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for in := range files {
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log.Printf("%+v", in)
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count++
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}
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log.Printf("%+v", count)
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}
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