Creating an Automated Content Pipeline for Video Sites

A video platform needs fresh content constantly. Here's how the automated content pipeline works at TrendVidStream , fetching, processing, and serving trending videos from 8 global regions. Pipeline Overview ┌───────────┐ ┌────────────┐ ┌──────────┐ ┌─────────┐ ┌───────────┐ │ Fetch │──▶│ Normalize │──▶│ Store │──▶│ Index │──▶│ Serve │ │ (Cron) │ │ (Process) │ │ (SQLite) │ │ (FTS5) │ │ (Cache) │ └───────────┘ └────────────┘ └──────────┘ └─────────┘ └───────────┘ Step 1: Fetch (Cron-Triggered) Each server runs a cron job at its configured interval: <?php // fetch_videos.php require __DIR__ . '/bootstrap.php' ; $pipeline = new ContentPipeline ( db : Database :: connect ( DB_PATH ), youtube : new YouTubeClient ( API_KEY ), cache : new Cache ( CACHE_PATH ), regions : FETCH_REGIONS ); $pipeline -> run (); <?php class ContentPipeline { private PDO $db ; private YouTubeClient $youtube ; private Cache $cache ; private array $regions ; public function run (): void { $startTime = microtime ( tru