label.yml

name: "Pull Request Labeler"
on:
- pull_request_target

jobs:
  triage:
    runs-on: ubuntu-latest
#    if: ${{ github.actor == 'dependabot[bot]' }}
    steps:
    - uses: actions/checkout@v3
      with:
        ref: 'REL1_39'

    - run: |
        submodule=$(echo $(echo ${GITHUB_HEAD_REF} | cut -d'/' -f4,5 ) | cut -d'-' -f1 )
        git submodule update --init $submodule
        git pull https://github.com/${GITHUB_REPOSITORY} ${GITHUB_HEAD_REF}
        list=$(git -c color.diff=false diff --submodule=diff $submodule | sed -n -e s/^diff\ --git\ a\\///p)
        pull_number=$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")

        codechangeFiles="(extensions|skins)\/.*\/(.*\.php|.*\.js|.*\.css|.*\.less|.*\.scss|.*\.vue|.*\.lua|.*\.mustache|.*\.d\.ts|extension(\-(repo|client))?\.json|skin\.json)$"
        schemaFiles="(extensions|skins)\/.*\/.*\.sql$"

        buildFiles="(extensions|skins)\/.*\/(\.github\/.*|\.phan\/.*|tests\/.*|composer(\.json|\.lock)|package(\-lock)?\.json|yarn\.lock|\.phpcs\.xml|\.stylelintrc\.json|\.eslintrc\.json|\.prettierrc|\.stylelintignore|\.eslintignore|\.prettierignore|tsconfig\.json|\.nvmrc|\.svgo\.config\.js|Gruntfile\.js|bundlesize\.config\.json|jsdoc\.json|tsconfig\.json)$"
        i18nFiles="(extensions|skins)\/.*\/i18n\/.*\.json$"

        labels=()
        for file in $list; do
          if [ $(echo $file | cut -d'/' -f1 ) != b ]; then
            if [[ $file =~ $codechangeFiles ]] && [[ ! $file =~ $buildFiles ]] && [[ ! $labels[*] =~ "codechange" ]]; then
              labels+=("codechange")
            fi

            if [[ $file =~ $schemaFiles ]] && [[ ! $labels[*] =~ "schema-change" ]]; then
              labels+=("schema-change")
            fi

            if [[ $file =~ $buildFiles ]] && [[ ! $labels[*] =~ "build" ]]; then
              labels+=("build")
            fi

            if [[ $file =~ $i18nFiles ]] && [[ ! $labels[*] =~ "i18n" ]]; then
              labels+=("i18n")
            fi
          fi
        done

        labels=($(echo "${labels[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '))
        for label in ${labels[*]}; do
          curl \
          -X POST \
          -H "Accept: application/vnd.github.v3+json" \
          -H 'Authorization: token ${{ secrets.GITHUB_TOKEN }}' \
          https://api.github.com/repos/${GITHUB_REPOSITORY}/issues/$pull_number/labels \
          -d '{"labels":["'$label'"]}'
        done