monacard_backup.sh

#!/bin/bash
API=https://card.mona.jp/api
DB=monacard_db
IMG=img
TMPD=tmp.d
BACKUPD=backup.d
mkdir -p $DB
mkdir -p $IMG
mkdir -p $TMPD
mkdir -p $BACKUPD

getnameext() {
  FILENAME=$(basename "$1")
  NAME=$(echo $FILENAME | cut -d. -f1)
  EXT=$(echo $FILENAME | cut -d. -f2)
  EXT=${EXT:0:3}
  case $EXT in
    'png')
      ;;
    'PNG')
      EXT='png'
      ;;
    'gif')
      ;;
    'jpg')
      ;;
  esac
}

if [ -a $TMPD/card_list_update.txt ]; then
  csv=$(ls -l --time-style +%s $TMPD/card_list_update.txt | tr -s ' ' ,)
  mtime=$(echo $csv | cut -d, -f6)
else
  mtime=$(date +%s)
fi
updt=$((${mtime}-60*60*1))
curl -s "$API/card_detail?update_time=$updt" > $TMPD/card_list_update.json
jsonerr=$(cat $TMPD/card_list_update.json | jq -M '.error')
if [ "$jsonerr" == 'null' ]; then
  cat $TMPD/card_list_update.json \
    | jq -M '.details[].asset_common_name' \
    | sed 's/"//g' \
    | busybox sort > $TMPD/card_list_update.txt
  cardlist=$(cat $TMPD/card_list_update.txt)
else
  cardlist=
fi

for key in $cardlist; do
  if ! [ -a $DB/$key.json ]; then
    continue
  fi
  URL=$(jq -M '.details[0].imgur_url' < $DB/$key.json | sed 's/"//g')
  getnameext "$URL"
  FILENAME=$IMG/${NAME}.${EXT}
  HASH=$(sha256sum $DB/$key.json | cut -d ' ' -f1)
  mv -f $DB/$key.json $BACKUPD/${HASH}.${key}.json
  if ! [ -a $FILENAME ]; then
    continue
  fi
  HASH=$(sha256sum $FILENAME | cut -d ' ' -f1)
  mv -f $FILENAME $BACKUPD/${HASH}.${NAME}.${EXT}
done

if ! [ -a $DB/card_list.txt ]; then
  curl -s $API/card_list > $DB/card_list.json
  jq -M '.list[]' < $DB/card_list.json | sed 's/"//g' \
    | busybox sort > $DB/card_list.txt
fi

cardlist=$(cat $DB/card_list.txt)

for key in $cardlist; do
  if ! [ -a $DB/$key.json ]; then
    echo $key
    curl -s "$API/card_detail?assets=$key" > $DB/$key.json
    echo sleep 2
    sleep 2
  fi
  URL=$(jq -M '.details[0].imgur_url' < $DB/$key.json | sed 's/"//g')
  getnameext "$URL"
  FILENAME=$IMG/${NAME}.${EXT}
  if ! [ -a $FILENAME ]; then
    echo $FILENAME
    # TODO save image on img.monaffy to another dir
    # TODO handle very big .png (convert) animation?
    URL=$(echo $URL | sed 's/\.PNG/.png/')
    curl -s -L $URL > $FILENAME
    echo sleep 1
    sleep 1
  fi
done

ls -Sl $IMG|tail -20

ipfs add -r -Q $DB
ipfs add -r -Q $IMG

拡張子が合っていないものを表示する例

ls img/*.png | xargs -i file {} | grep -v PNG
ls img/*.gif | xargs -i file {} | grep -v GIF
ls img/*.jpg | xargs -i file {} | grep -v JPEG