func checkExif(f *models.File) (passed bool, err error) {
var cmdOut []byte
args := []string{"-j", f.FullPath}
if cmdOut, err = exec.Command("exiftool", args...).Output(); err != nil {
return false, errors.Errorf("There was an error retrieving file %s metadata: %s", f.FullPath, err)
}
var exifs []models.Exif
if err = json.Unmarshal(cmdOut, &exifs); err != nil {
return false, errors.Errorf("There was an error parsing file %s metadata: %s", f.FullPath, err)
}
f.Exif = exifs[0]
f.Save()
workflowExif, _ := reflections.Items(f.Workflow.Exif)
var checkError string = ""
for fieldName, fieldValue := range workflowExif {
if isZeroOfUnderlyingType(fieldValue) {
continue
}
if value, err := reflections.GetField(f.Exif, fieldName); err != nil {
return false, errors.Errorf("There was an error validating Exif for file %s. Field '%s' doesn't exist:\n %s", f.FullPath, fieldName, err)
} else {
if value != fieldValue {
checkError += fmt.Sprintf("Field '%s' has value '%v', but '%v' was expected\n", fieldName, value, fieldValue)
}
}
}
if checkError != "" {
return false, errors.Errorf("There was an error validating Exif for file %s.\n%s", f.FullPath, checkError)
} else {
return true, nil
}
}
