release.yml

#
# GitHub Actions for automated PROJ-data release
#
# Only run on tags matching x.y.z or x.y.zRCn
#
# Automatically opens a draft release and uploads the packages build with CMake
# as well as various checksum files. Manual steps includes adding release notes
# and changes the release status from draft to final. Release candidates are
# automatically set a pre-releases.

name: 'Release'

on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+RC[0-9]+'

jobs:
  release:
    name: 'Release on Tag'
    runs-on: ubuntu-latest

    # Only run docbuild on central repo
    if: github.repository == 'OSGeo/PROJ-data'
    steps:

    - name: 'Install'
      run: |
        pwd
        uname -a
        sudo -E apt-get -yq --no-install-suggests --no-install-recommends install cmake

    - name: 'Check Out'
      uses: actions/checkout@v4

    - name: 'Final release?'
      id: release_type
      run: |
        echo "final_release=false" >> $GITHUB_OUTPUT
        echo tag=${{github.ref_name}}
        if [[ ${{ github.ref_name }} =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
              echo "final_release=true" >> $GITHUB_OUTPUT
        fi
        cat $GITHUB_OUTPUT


    - name: 'Bundle & Check Package'
      id: bundle
      run: |
        pwd
        set -e
        
        mkdir _build && cd _build
        cmake --version
        cmake ..
        cmake --build . --target dist
        
        extensions=".tar.gz .zip"
        for ext in $extensions
        do
            for filename in $(ls *$ext)
            do
                `md5sum $filename > $filename.md5`
                `sha256sum $filename > $filename.sha256sum`
                `sha512sum $filename > $filename.sha512sum`
            done
        done

    - name: Create Release
      id: create_release
      uses: softprops/action-gh-release@v2
      with:
        generate_release_notes: false
        draft: true
        name: PROJ-data ${{ github.ref_name }}
        prerelease: ${{ steps.release_type.outputs.final_release == 'false' }}
        files: |
          ./_build/proj-data-*