resetIdleTimer() this.lastActivity = Date.now(); // If user becomes active again after idle if (!this.isActive && !document.hidden) this.startHeartbeat();
I'll help you develop a Matomo Heartbeat feature. This feature tracks user engagement time more accurately by sending periodic heartbeats to Matomo analytics. 1. JavaScript Heartbeat Tracker // matomo-heartbeat.js class MatomoHeartbeat { constructor(options = {}) this.options = heartbeatInterval: 15, // seconds minVisitLength: 5, // minimum seconds for a valid visit idleTimeout: 30, // seconds of inactivity to stop heartbeat debug: false, ...options ; this.intervalId = null; this.idleCheckId = null; this.lastActivity = Date.now(); this.visitStartTime = null; this.totalEngagedTime = 0; this.isActive = false; this.lastHeartbeatTime = null; this.init(); matomo heartbeat
header('Content-Type: application/json'); echo json_encode(['success' => $result]); <?php // matomo-engagement-tracker.php class MatomoEngagementTracker private $db; private $heartbeatTimeout = 35; // seconds public function __construct($pdo) $this->db = $pdo; $this->createHeartbeatTable(); resetIdleTimer() this
public function recordHeartbeat($sessionId, $visitorId, $pageUrl, $engagedTime = 0) $stmt = $this->db->prepare(" SELECT id, total_engaged_time, last_heartbeat FROM matomo_heartbeat_sessions WHERE session_id = ? AND is_active = 1 "); $stmt->execute([$sessionId]); $session = $stmt->fetch(PDO::FETCH_ASSOC); $now = new DateTime(); if ($session) // Update existing session $lastHeartbeat = new DateTime($session['last_heartbeat']); $interval = $now->getTimestamp() - $lastHeartbeat->getTimestamp(); // Validate heartbeat interval if ($interval <= $this->heartbeatTimeout) $newTotalTime = $session['total_engaged_time'] + min($engagedTime, $interval); $update = $this->db->prepare(" UPDATE matomo_heartbeat_sessions SET last_heartbeat = ?, total_engaged_time = ?, heartbeat_count = heartbeat_count + 1 WHERE id = ? "); $update->execute([$now->format('Y-m-d H:i:s'), $newTotalTime, $session['id']]); return ['status' => 'updated', 'total_time' => $newTotalTime]; else // Session expired $this->endSession($session['id']); return $this->createNewSession($sessionId, $visitorId, $pageUrl); else // Create new session return $this->createNewSession($sessionId, $visitorId, $pageUrl); JavaScript Heartbeat Tracker // matomo-heartbeat