sample_scripts/exif2hs at main · hammer-space/sample_scripts · GitHub

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#! /bin/sh
# exiftool to Hamerspace Metadata
version="0.21"
# 11/22/2021
# Could use $0 and strip leading path...
script="exif2hs"

# Peter Learmonth, Hammerspace
# peter.learmonth@hammerspace.com

# v0.01 was written using dcm2xml and only handled DICOM.  Was clunky and a
#       little buggy.
# v0.20 rewritten from scratch to use exiftool.  Handles file any format
#       exiftool knows.  Much less clunky and buggy.
# v0.21 preserve atime

# Use this to see what hstk commands would be executed
#inert=echo

if [ $# -eq 0 ]
then
  echo $0:  Need a file arg
  exit 1
fi
if [ ! -f $1 ]
then
  echo $0:  File not found
  exit 1
fi

if ! type exiftool >/dev/null
then
  echo "$0: This script requires exiftool."
  exit 2
fi
# exiftool preserves atime, but just in case...
atime=`stat -c '%x' $1`

# List of keys to exclude.  Things like inode stuff that's not really about
# what's in the file.
skip=":Directory:
:File Size:
:File Modification Date/Time:
:File Access Date/Time:
:File Inode Change Date/Time:
:File Permissions:
:Start Of Item:
:End Of Items:
:End Of Sequence:
"

exiftool "$1" | { while read line
do
  # Use | with sed as it seems least likely to be included in metadata.  May
  # have to inspect line to see if | is used and try an alternate.  ~ doesn't
  # seem common.
  # Or just do this in Python...
  key=`echo $line | cut -f1 -d: |sed -e 's| *$||'`
  val=`echo $line | sed -e "s|$key *:||" -e 's|^ *||'`
  if echo $skip | grep ":$key:" >/dev/null
  then
    continue
  #else
  #  sleep 2
  fi
  key=`echo $key | sed -e 's| |_|g'`
  val=`echo $val | sed -e 's|, use -b option to extract||'`

  #echo "${key}| $val"
  $inert hs tag set $key -e "\'$val\'" $1
  # Special handling for various file types, keys and values.
  case $key in
    File_Type) case $val in
                 #      DICOM tag is kinda redundant since exiftool provides
                 #      File Type.
                 DICOM) $inert hs tag set DICOM -e "\'true\'" $1
                        $inert hs tag set HIPAA -e "\'true\'" $1
                 #      echo "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
                 ;;
                 esac
               ;;
  esac

done

}

#echo "--- non loopy bits ---"
now=`date "+%Y:%m:%d %T"`
$inert hs tag set hs_meta_date -e "\'$now\'" $1
$inert hs tag set hs_meta_tool -e "\'$script\'" $1
$inert hs tag set hs_meta_tool_version -e "\'$version\'" $1

# Set atime to whatever it was before this script
touch -a -d "$atime" $1