release-publish.yml

name: Publish release

on:
  pull_request:
    types: [closed]
    branches: [trunk]

concurrency:
  group: release-publish
  cancel-in-progress: false

jobs:
  publish-release:
    name: Build plugin and create GitHub release
    if: >-
      github.repository == 'WordPress/sqlite-database-integration'
      && github.event.pull_request.merged == true
      && startsWith(github.event.pull_request.head.ref, 'release/')
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Extract version from branch name
        id: version
        env:
          BRANCH: ${{ github.event.pull_request.head.ref }}
        run: |
          # Extract version from branch name (release/v2.3.0 → 2.3.0).
          VERSION="${BRANCH#release/v}"
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "tag=v$VERSION" >> $GITHUB_OUTPUT

          # Versions with a hyphen (e.g., 2.3.0-beta.1) are prereleases.
          if [[ "$VERSION" == *-* ]]; then
            echo "prerelease=true" >> $GITHUB_OUTPUT
          else
            echo "prerelease=false" >> $GITHUB_OUTPUT
          fi

      - name: Set up PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.2'

      - name: Build plugin zip
        run: composer run build-sqlite-plugin-zip

      - name: Extract changelog from readme.txt
        id: changelog
        env:
          VERSION: ${{ steps.version.outputs.version }}
        run: |
          README="packages/plugin-sqlite-database-integration/readme.txt"

          # Extract the changelog entry for this version.
          CHANGELOG=$(awk -v version="$VERSION" '
            $0 == "= " version " =" { found = 1; next }
            found && /^= / { exit }
            found { print }
          ' "$README" | sed -e '/./,$!d' -e :a -e '/^\s*$/{ $d; N; ba; }')  # Trim leading/trailing blank lines.

          {
            echo "body<<CHANGELOG_EOF"
            echo "$CHANGELOG"
            echo "CHANGELOG_EOF"
          } >> $GITHUB_OUTPUT

      - name: Create GitHub release
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG: ${{ steps.version.outputs.tag }}
          MERGE_SHA: ${{ github.event.pull_request.merge_commit_sha }}
          BODY: ${{ steps.changelog.outputs.body }}
        run: |
          PRERELEASE_FLAG=""
          if [[ "${{ steps.version.outputs.prerelease }}" == "true" ]]; then
            PRERELEASE_FLAG="--prerelease"
          fi

          gh release create "$TAG" \
            --target "$MERGE_SHA" \
            --title "$TAG" \
            --notes "$BODY" \
            $PRERELEASE_FLAG \
            "build/sqlite-database-integration.zip"

      - name: Delete release branch
        env:
          BRANCH: ${{ github.event.pull_request.head.ref }}
        run: git push origin --delete "$BRANCH" 2>/dev/null || true