check-links.yml

# This workflow checks the links in plaintext and HTML files
name: Check Links

on:
  # Uncomment the 'pull_request' line below to trigger the workflow in PR
  # pull_request:
  # Schedule runs on 12 noon every Sunday
  schedule:
    - cron: '0 12 * * 0'

jobs:
  check_links:
    name: Check Links
    runs-on: ubuntu-latest

    steps:
    - name: Check out the repositories and sites
      run: |
        for repo in contributing seismology seismology101 software website links; do
          git clone --depth 1 --branch main https://github.com/seismo-learn/${repo} seismo-learn/${repo}/repo
        done
        for repo in contributing seismology seismology101 software links; do
          git clone --depth 1 --branch gh-pages https://github.com/seismo-learn/${repo} seismo-learn/${repo}/site
        done
        git clone --depth 1 --branch main https://github.com/seismo-learn/seismo-learn.github.io seismo-learn/website/site

    - name: Link Checker
      uses: lycheeverse/lychee-action@v2.0.2
      with:
        # 429: Too many requests
        args: >
          --accept 429
          --scheme http
          --scheme https
          --scheme ftp
          --exclude-all-private
          --exclude "http://localhost"
          --exclude "https://anaconda.org/"
          --exclude "https://apt.repos.intel.com/oneapi"
          --exclude "https://doi.org/*"
          --exclude "https://fonts.gstatic.com"
          --exclude "https://pkgs.org"
          --exclude "https://theunarchiver.com/"
          --exclude "https://www.fdsn.org/"
          --exclude "https://www.fnet.bosai.go.jp"
          --exclude "https://www.hinet.bosai.go.jp"
          --exclude "https://www.scopus.com/home.uri"
          --verbose
          "seismo-learn/*/repo/README.md"
          "seismo-learn/*/site/**/*.html"

    - name: Get current date
      id: date
      run: echo "date=$(date +'%Y-%m-%d')" >> $GITHUB_OUTPUT

    - name: Create Issue From File
      uses: peter-evans/create-issue-from-file@v5
      if: github.event_name != 'pull_request'
      with:
        title: Link Checker Report on ${{ steps.date.outputs.date }}
        content-filepath: ./lychee/out.md