render_site.yml

# It was adapted by Candace Savonen for the OTTR_template https://github.com/jhudsl/OTTR_Template.

# This code was adapted by Carrie Wright to enable automated rendering of the site associated with this repository

name: Render html

# Controls when the action will run. Triggers the workflow on push
# events only for the master branch
on:
  workflow_dispatch:
  push:
    branches: [ main, staging ]
    paths:
      - '**.Rmd'
      - '**.md'

jobs:

  yaml-check:
    name: Load user automation choices
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.GH_PAT }}

        # Use the yaml-env-action action.
      - name: Load environment from YAML
        uses: doughepi/yaml-env-action@v1.0.0
        with:
            files: config_automation.yml # Pass a space-separated list of configuration files. Rightmost files take precedence.
    outputs:
      toggle_bookdown: "${{ env.RENDER_BOOKDOWN }}"
      rendering_docker_image: "${{ env.RENDERING_DOCKER_IMAGE }}"


########################## Site ##############################

  render-main:
    name: Render Main Site and Materials
    needs: yaml-check
    runs-on: ubuntu-latest
    container:
      image: ${{needs.yaml-check.outputs.rendering_docker_image}}


    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Give permission to access the repo
      - name: safelist repository
        run: |
          repo_name='${{ github.event.repository.name }}'
          git config --global --add safe.directory /__w/$repo_name/$repo_name

      # # Checks-out your repository with the token so your job can access it
      - name: checkout
        uses: actions/checkout@v4
        with:
          # get the full repo
          fetch-depth: 0
          # use github PAT
          token: ${{ secrets.GH_PAT }}

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v41
      # NOTE: `since_last_remote_commit: true` is implied by default and falls back to the previous local commit.

      - name: List all changed files
        run: |
          for file in ${{ steps.changed-files.outputs.all_changed_files }}; do
            echo "$file was changed"
          done

      # We want a fresh run of the renders each time - so first delete old html files
      - name: Delete old *.html
        run: Rscript -e "rmarkdown::clean_site(preview = FALSE)"

       # Now we want to render all the html files from the Rmd files
      - name: Run render html for the main site
        id: site
        run: Rscript -e "rmarkdown::render_site()"


      # This checks on the steps before it and makes sure that they completed.
      # If the renders didn't complete we don't want to commit the file changes
      - name: Check on render steps
        if: steps.site.outcome != 'success'
        run: |
          echo site status ${{steps.site.outcome}}
          exit 1

      # Commit the rendered site files - html files
      - name: Commit rendered site files
        run: |
          git config --global user.name 'github-actions[bot]'
          git config --global user.email 'github-actions[bot]@users.noreply.github.com'
          git add . --force
          git commit -m 'Render html' || echo "No changes to commit"
          git pull --rebase --set-upstream origin main --allow-unrelated-histories --strategy-option=ours
          git push origin main || echo "No changes to push"