l10n-gettext-extract.yml

name: String extraction test
on:
  pull_request:
    paths:
      - 'packages/fxa-content-server/**'
jobs:
  extract:
    runs-on: ubuntu-latest
    steps:
      - name: Install Linux packages
        run: |
          sudo apt update
          sudo apt install gettext -y
      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: 18
      - name: Install global npm packages
        run: |
          yarn global add grunt-cli
      - name: Clone l10n repository
        uses: actions/checkout@v4
        with:
          repository: mozilla/fxa-content-server-l10n
          path: 'fxa-l10n'
      - name: Clone FxA code repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 2
          path: 'fxa-code'
      - name: Install npm packages
        run: |
          cd fxa-l10n
          yarn install
      - name: Extract gettext strings and flag for review
        run: |
          cd fxa-code
          _scripts/l10n/clone.sh
          yarn workspaces focus fxa-content-server

          # Extract gettext
          cd ./packages/fxa-content-server
          npx grunt l10n-extract
          cd ../..

          # Get hash from PR commit.
          NEW_HASHES=$(python ../fxa-l10n/scripts/pot_checksum.py ./packages/fxa-content-server/locale/templates/)

          # Checkout base commit
          git fetch origin ${{ github.event.pull_request.base.sha }}
          git checkout ${{ github.event.pull_request.base.sha }}

          # Extract gettext
          cd ./packages/fxa-content-server
          rm -rf ./locale/templates/LC_MESSAGES/*
          npx grunt l10n-extract
          cd ../..

          # Get hash from base commit
          OLD_HASHES=$(python ../fxa-l10n/scripts/pot_checksum.py ./packages/fxa-content-server/locale/templates/)

          # Compare hashes
          if [ "$NEW_HASHES" = "$OLD_HASHES" ]
          then
            echo "No changes found."
          else
            # `grep -p "fxa-l10n` fails w/exit code 1 when 'fxa-l10n' is not found in the review list and breaks the
            # command pipeline. Capture this with `GREP_STATUS` to directly check against the grep exit code
            gh pr view $PR_NUMBER --json reviewRequests | jq -r ".reviewRequests[].name" | grep -q "fxa-l10n" || GREP_STATUS=$?
            if [ $GREP_STATUS -ne 0 ]; then
                # Check if someone from the Localization Team already reviewed the PR.
                # Get the list of fxa-l10n reviewers, excluding non-l10n members
                L10N_REVIEWERS=$(gh api -H "Accept: application/vnd.github+json" /orgs/mozilla/teams/fxa-l10n/members | jq -r '(.[].login | select(. != "clouserw"))' | sort)
                # Get the list of reviewers who already approved the pull request
                PR_REVIEWERS=$(gh pr view $PR_NUMBER --json reviews | jq -r '.reviews[] | select(.state=="APPROVED") | .author.login' | sort)
                # Check intersection of the two lists
                L10N_APPROVERS=$(comm -12 <(echo "$L10N_REVIEWERS") <(echo "$PR_REVIEWERS"))
                if [ -z "$L10N_APPROVERS" ]; then
                    # Add mozilla/fxa-l10n as reviewer
                    echo "New changes found, adding reviewer."
                    gh pr edit $PR_NUMBER --add-reviewer mozilla/fxa-l10n
                else
                    echo "PR already reviewed by the localization team, skip adding reviewer."
                fi
            else
                echo "fxa-l10n already added, skip adding reviewer."
            fi
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.L10N_BUILDCHECK_GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.number }}