validate-blog-posts.yml

name: Validate Blog Posts

on:
  # Run on pushes that modify blog posts or the validation script
  push:
    paths:
      - 'docs/_posts/**'
      - 'docs/_config.yml'
      - 'tests/test_blog_post_validation.py'
      - '.github/workflows/validate-blog-posts.yml'
  
  # Run on pull requests
  pull_request:
    paths:
      - 'docs/_posts/**'
      - 'docs/_config.yml'
      - 'tests/test_blog_post_validation.py'
      - '.github/workflows/validate-blog-posts.yml'
  
  # Allow manual triggering
  workflow_dispatch:

jobs:
  validate-blog-posts:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.11'
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install pytest pyyaml
      
      - name: Run blog post validation tests
        run: |
          echo "🔍 Running blog post validation tests..."
          python -m pytest tests/test_blog_post_validation.py -v -o addopts=""
      
      - name: Run standalone validation check
        run: |
          echo "🧪 Running standalone validation..."
          python tests/test_blog_post_validation.py
      
      - name: Check Jekyll config for dangerous patterns
        run: |
          echo "⚙️  Checking Jekyll configuration..."
          
          # Ensure template files are excluded
          if ! grep -q "post-template.md" docs/_config.yml; then
            echo "❌ Jekyll config should exclude post-template.md"
            exit 1
          fi
          
          if ! grep -q "drafts/" docs/_config.yml; then
            echo "❌ Jekyll config should exclude drafts/ directory"
            exit 1
          fi
          
          echo "✅ Jekyll config validation passed"
      
      - name: Check for dangerous placeholder files
        run: |
          echo "🚨 Checking for dangerous files..."
          
          # Look for files with YYYY-MM-DD patterns (excluding this workflow and the test)
          dangerous_files=$(find docs/ -name "*YYYY-MM-DD*" -type f 2>/dev/null || true)
          if [ -n "$dangerous_files" ]; then
            echo "❌ Found files with YYYY-MM-DD patterns:"
            echo "$dangerous_files"
            exit 1
          fi
          
          # Look for literal placeholder dates in markdown files (excluding code blocks and comments)
          if grep -r "date: YYYY-MM-DD HH:MM:SS" docs/ --include="*.md" | grep -v template | grep -v "# placeholder" | grep -v "\`\`\`yaml"; then
            echo "❌ Found literal placeholder dates in published content"
            exit 1
          fi
          
          echo "✅ No dangerous files found"
      
      - name: Summary
        run: |
          echo "✅ All blog post validations passed!"
          echo "📊 Blog posts are properly formatted and safe for Jekyll processing."