# https://github.com/opencultureconsulting/openrefine-task-runner

version: '3'

includes:
  example-doaj: example-doaj
  example-duplicates: example-duplicates
  example-powerhouse: example-powerhouse
  # add the directory name of your project here

silent: true
output: prefixed

env:
  OPENREFINE:
    sh: readlink -m .openrefine/refine
  CLIENT:
    sh: readlink -m .openrefine/client

tasks:
  default:
    desc: execute all projects in parallel
    deps:
      - task: example-doaj:refine
      - task: example-duplicates:refine
      - task: example-powerhouse:refine
      # add the directory name of your project here
    cmds:
      - task: check

  install:
    desc: (re)install OpenRefine and openrefine-client into subdirectory .openrefine
    cmds:
      - | # delete existing install and recreate folder
        rm -rf .openrefine
        mkdir -p .openrefine
      - > # download OpenRefine archive
        wget --no-verbose -O openrefine.tar.gz
        https://github.com/OpenRefine/OpenRefine/releases/download/3.4.1/openrefine-linux-3.4.1.tar.gz
      - | # install OpenRefine into subdirectory .openrefine
        tar -xzf openrefine.tar.gz -C .openrefine --strip 1
        rm openrefine.tar.gz
      - | # optimize OpenRefine for batch processing
        sed -i 's/cd `dirname $0`/cd "$(dirname "$0")"/' ".openrefine/refine" # fix path issue in OpenRefine startup file
        sed -i '$ a JAVA_OPTIONS=-Drefine.headless=true' ".openrefine/refine.ini" # do not try to open OpenRefine in browser
        sed -i 's/#REFINE_AUTOSAVE_PERIOD=60/REFINE_AUTOSAVE_PERIOD=1440/' ".openrefine/refine.ini" # set autosave period from 5 minutes to 25 hours
      - > # download openrefine-client into subdirectory .openrefine
        wget --no-verbose -O .openrefine/client
        https://github.com/opencultureconsulting/openrefine-client/releases/download/v0.3.10/openrefine-client_0-3-10_linux
      - chmod +x .openrefine/client # make client executable

  start:
    dir: ./{{.DIR}}
    cmds:
      - | # verify that OpenRefine is installed
        if [ ! -f "$OPENREFINE" ]; then
          echo 1>&2 "OpenRefine missing; try task install"; exit 1
        fi
      - | # delete temporary files and log file of previous run
        rm -rf ./*.project* workspace.json
        rm -rf "{{.PROJECT}}.log"
      - > # launch OpenRefine with specific data directory and redirect its output to a log file
        "$OPENREFINE" -v warn -p {{.PORT}} -m {{.RAM}}
        -d ../{{.DIR}}
        >> "{{.PROJECT}}.log" 2>&1 &
      - | # wait until OpenRefine API is available
        timeout 30s bash -c "until
          wget -q -O - -o /dev/null http://localhost:{{.PORT}} | cat | grep -q -o OpenRefine
          do sleep 1
        done"

  stop:
    dir: ./{{.DIR}}
    cmds:
      - | # shut down OpenRefine gracefully
        PID=$(lsof -t -i:{{.PORT}})
        kill $PID
        while ps -p $PID > /dev/null; do sleep 1; done
      - > # archive the OpenRefine project
        tar cfz
        "{{.PROJECT}}.openrefine.tar.gz"
        -C $(grep -l "{{.PROJECT}}" *.project/metadata.json | cut -d '/' -f 1)
        .
      - rm -rf ./*.project* workspace.json # delete temporary files

  kill:
    dir: ./{{.DIR}}
    cmds:
      - | # shut down OpenRefine immediately to save time and disk space
        PID=$(lsof -t -i:{{.PORT}})
        kill -9 $PID
        while ps -p $PID > /dev/null; do sleep 1; done
      - rm -rf ./*.project* workspace.json # delete temporary files

  check:
    desc: check OpenRefine log for any warnings and exit on error
    dir: ./{{.DIR}}
    cmds:
      - | # find log file(s) and check for "exception" or "error"
        if grep -i 'exception\|error' $(find . -name '*.log'); then
          echo 1>&2 "log contains warnings!"; exit 1
        fi