YouTube Video Importer

Plugin File Structure

youtube-embed-plugin/
├── assets/
│   ├── css/
│   │   └── style.css
│   ├── js/
│   │   └── script.js
│   └── images/
├── includes/
│   ├── class-youtube-api.php
│   ├── class-cache-handler.php
│   ├── class-cron-handler.php
│   └── class-wp-admin.php
├── templates/
│   ├── admin-settings.php
│   ├── video-grid.php
│   └── single-video.php
├── languages/
├── youtube-embed-plugin.php (Main plugin file)
└── readme.txt
        

Cache Implementation

Cache Features:
- Transients API for short-term caching (12 hours)
- Custom database table for persistent cache
- Automatic cache invalidation when new videos detected
- Manual cache refresh via admin UI
- Cache preloading for better performance
- Cache stats monitoring
        

SEO Features

SEO Implementation:
- Schema.org markup for video content
- Open Graph meta tags for social sharing
- Automatic video sitemap generation
- Breadcrumbs for video pages
- Canonical URLs to prevent duplicate content
- Video SEO meta fields (title, description, keywords) in WordPress editor
- Automatic alt text for thumbnails
- XML Video Sitemap integration