Sync remote markdown #37
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| name: Sync remote markdown | |
| on: | |
| schedule: | |
| # Daily at 06:00 UTC | |
| - cron: '0 6 * * *' | |
| # Allow manual runs | |
| workflow_dispatch: {} | |
| permissions: | |
| contents: write | |
| concurrency: | |
| group: sync-remote-markdown | |
| cancel-in-progress: false | |
| jobs: | |
| sync: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| with: | |
| ref: main | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Download remote markdown files from list and strip front matter | |
| shell: bash | |
| run: | | |
| set -euo pipefail | |
| mkdir -p _includes | |
| CONFIG_TXT="_includes/sources.txt" | |
| urls=() | |
| # Load from plain text file: one URL per non-empty, non-comment line | |
| if [[ -f "$CONFIG_TXT" ]]; then | |
| while IFS= read -r line; do | |
| # trim leading/trailing whitespace (portable) | |
| line="$(sed -E 's/^[[:space:]]+//; s/[[:space:]]+$//' <<< "$line")" | |
| [[ -z "$line" || "$line" =~ ^# ]] && continue | |
| urls+=("$line") | |
| done < "$CONFIG_TXT" | |
| fi | |
| if [[ ${#urls[@]} -eq 0 ]]; then | |
| echo "No sources found. Add URLs to _includes/sources.txt or a YAML list in _includes/sources.yml." | |
| exit 1 | |
| fi | |
| echo "Found ${#urls[@]} source(s)." | |
| download_and_process() { | |
| local url="$1" | |
| # Convert GitHub UI blob URLs to raw URLs if needed | |
| if [[ "$url" =~ ^https://github.com/([^/]+)/([^/]+)/blob/([^/]+)/(.*)$ ]]; then | |
| url="https://raw.githubusercontent.com/${BASH_REMATCH[1]}/${BASH_REMATCH[2]}/${BASH_REMATCH[3]}/${BASH_REMATCH[4]}" | |
| base_name="$(basename "${BASH_REMATCH[4]}")" | |
| else | |
| base_name="$(basename "$url")" | |
| fi | |
| # Ensure it ends with .md for saving | |
| if [[ ! "$base_name" =~ \.md$ ]]; then | |
| base_name="${base_name}.md" | |
| fi | |
| tmp_file=$(mktemp) | |
| out_file="_includes/${base_name}" | |
| echo "Downloading: $url -> $out_file" | |
| curl -fsSL "$url" -o "$tmp_file" | |
| # Strip a single YAML front-matter block only if it is at the very top of the file | |
| awk ' | |
| NR==1 && $0 ~ /^---[[:space:]]*$/ { infront=1; next } | |
| infront && $0 ~ /^---[[:space:]]*$/ { infront=0; next } | |
| infront { next } | |
| { print } | |
| ' "$tmp_file" > "$out_file" | |
| rm -f "$tmp_file" | |
| } | |
| for u in "${urls[@]}"; do | |
| download_and_process "$u" | |
| done | |
| - name: Commit and push if changes detected | |
| run: | | |
| git add _includes | |
| if git diff --staged --quiet; then | |
| echo "No changes to commit." | |
| exit 0 | |
| fi | |
| git config user.name "github-actions[bot]" | |
| git config user.email "github-actions[bot]@users.noreply.github.com" | |
| git commit -m "chore: sync remote Markdown from sources list into _includes" | |
| git push origin main |