docker-release.yml

name: Build and Push emoncms Docker Image

on:
  pull_request:
  workflow_dispatch:
    inputs:
      php_version:
        description: 'php_version'
        required: true
        type: string
        default: '8.4'
      emoncms_src:
        description: 'emoncms_src'
        required: true
        type: string
        default: 'emoncms/emoncms'
      branch:
        description: 'branch'
        required: true
        type: string
        default: 'stable'

env:
  PHP_VERSION: ${{ inputs.php_version || '8.4' }}
  EMONCMS_SRC: ${{ inputs.emoncms_src || 'emoncms/emoncms' }}
  EMONCMS_BRANCH: ${{ inputs.branch || 'stable' }}

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    permissions:
      packages: write
    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Check for Docker Hub credentials
      id: check_dockerhub
      run: |
        if [ -n "${{ secrets.DOCKER_USERNAME }}" ] && [ -n "${{ secrets.DOCKER_PASSWORD }}" ]; then
          echo "available=true" >> "$GITHUB_OUTPUT"
        else
          echo "available=false" >> "$GITHUB_OUTPUT"
        fi

    - name: Log in to Docker Hub
      if: steps.check_dockerhub.outputs.available == 'true' && github.event_name != 'pull_request'
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Log in to GitHub Container Registry
      if: steps.check_dockerhub.outputs.available != 'true' || github.event_name == 'pull_request'
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Get emoncms version
      id: emoncms_version
      run: |
        wget https://raw.githubusercontent.com/${{ env.EMONCMS_SRC }}/${{ env.EMONCMS_BRANCH }}/version.json
        version=$(cat version.json | jq --raw-output '.version')
        echo $version
        echo "version=$version" >> "$GITHUB_OUTPUT"

    - name: Set image tags
      id: tags
      run: |
        VERSION="${{ steps.emoncms_version.outputs.version }}"
        if [ "${{ github.event_name }}" = "pull_request" ]; then
          TAGS="ghcr.io/${{ github.repository_owner }}/emoncms:pr-${{ github.event.number }}"
        elif [ "${{ steps.check_dockerhub.outputs.available }}" = "true" ]; then
          TAGS="openenergymonitor/emoncms:latest,openenergymonitor/emoncms:${VERSION}"
        else
          TAGS="ghcr.io/${{ github.repository_owner }}/emoncms:latest,ghcr.io/${{ github.repository_owner }}/emoncms:${VERSION}"
        fi
        echo "tags=$TAGS" >> "$GITHUB_OUTPUT"

    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: ./web
        build-args: |
            "BUILD_FROM=php:${{ env.PHP_VERSION }}-apache"
            "EMONCMS_SRC=https://github.com/${{ env.EMONCMS_SRC }}"
            "BRANCH=${{ env.EMONCMS_BRANCH }}"
        push: true
        tags: ${{ steps.tags.outputs.tags }}