| | |
| | | |
| | | class ErrorHandler |
| | | { |
| | | protected object $wpdb; |
| | | protected string $tableName; |
| | | protected int $notification_threshold = 5; // Critical errors within 1 hour |
| | | |
| | | protected array $error_levels = [ |
| | |
| | | } |
| | | |
| | | try { |
| | | $table = $this->tableName; |
| | | |
| | | // Extract error data |
| | | $component = sanitize_text_field($data['component'] ?? ''); |
| | | $message = sanitize_textarea_field($data['message'] ?? ''); |
| | |
| | | } |
| | | |
| | | // Insert into database |
| | | $result = $this->wpdb->insert( |
| | | $table, |
| | | $result = $this->table->insert( |
| | | [ |
| | | 'error_type' => $error_type, |
| | | 'component' => $component, |
| | |
| | | 'severity' => $severity, |
| | | 'user_id' => get_current_user_id(), |
| | | 'created_at' => current_time('mysql') |
| | | ], |
| | | [ |
| | | '%s', // error_type |
| | | '%s', // component |
| | | '%s', // message |
| | | '%s', // context (JSON) |
| | | '%s', // severity |
| | | '%d', // user_id |
| | | '%s' // created_at |
| | | ] |
| | | ); |
| | | |
| | | if ($result === false) { |
| | | if (!$result) { |
| | | // If insert fails, log to PHP error log as fallback |
| | | error_log("[ErrorHandler] Database insert failed: " . $this->wpdb->last_error); |
| | | error_log("[ErrorHandler] Database insert failed: " . $$this->table->getLastError()); |
| | | return [ |
| | | 'success' => false, |
| | | 'message' => "[ErrorHandler] Database insert failed: " . $this->wpdb->last_error |
| | | 'message' => "[ErrorHandler] Database insert failed: " . $$this->table->getLastError() |
| | | ]; |
| | | } |
| | | |
| | |
| | | protected function checkErrorThreshold(string $error_type, string $component) |
| | | { |
| | | // Get count of similar critical errors in the last hour |
| | | $count = $this->wpdb->get_var($this->wpdb->prepare( |
| | | "SELECT COUNT(*) |
| | | FROM {$this->tableName} |
| | | WHERE error_type = %s |
| | | AND component = %s |
| | | AND severity = 'critical' |
| | | AND created_at > DATE_SUB(NOW(), INTERVAL 1 HOUR)", |
| | | $error_type, |
| | | $component |
| | | )); |
| | | $count = $this->table->count([ |
| | | 'error_type' => $error_type, |
| | | 'component' => $component, |
| | | 'severity' => $this->error_levels[$error_type], |
| | | 'created_at' => ['>','DATE_SUB(NOW(), INTERVAL 1 HOUR)'] |
| | | ]); |
| | | |
| | | // If threshold reached, take additional actions (e.g., notify developers) |
| | | if ((int)$count >= $this->notification_threshold) { |
| | | if ($count >= $this->notification_threshold) { |
| | | // You could send an urgent notification, Slack message, etc. |
| | | $admin_email = get_option('admin_email'); |
| | | $subject = "[URGENT] Error Threshold Exceeded for {$component}"; |
| | |
| | | public function log(string $component, string $message, array $context = [], string $severity = 'error'): array |
| | | { |
| | | try { |
| | | $table = $this->wpdb->prefix . BASE . 'error_log'; |
| | | |
| | | // Validate severity |
| | | if (!array_key_exists($severity, $this->error_levels)) { |
| | | $severity = 'error'; |
| | |
| | | $source = isset($context['source']) ? $context['source'] : |
| | | (isset($context['url']) ? 'frontend' : 'backend'); |
| | | |
| | | $result = $this->wpdb->insert( |
| | | $table, |
| | | $result = $this->table->insert( |
| | | [ |
| | | 'error_type' => $error_type, |
| | | 'component' => $component, |
| | |
| | | 'user_was_logged_in' => $user_was_logged_in ? 1 : 0, |
| | | 'source' => $source, |
| | | 'created_at' => current_time('mysql') |
| | | ], |
| | | ['%s', '%s', '%s', '%s', '%s', '%s', '%s', '%d', '%d', '%s', '%s'] |
| | | ); |
| | | ]); |
| | | |
| | | if ($result === false) { |
| | | error_log("[ErrorHandler] Database insert failed: " . $this->wpdb->last_error); |
| | | return ['success' => false, 'message' => $this->wpdb->last_error]; |
| | | if (!$result) { |
| | | error_log("[ErrorHandler] Database insert failed: " . $this->table->getLastError()); |
| | | return ['success' => false, 'message' => $this->table->getLastError()]; |
| | | } |
| | | |
| | | if ($severity === 'critical') { |
| | | $this->checkErrorThreshold($error_type, $component); |
| | | } |
| | | |
| | | return ['success' => true, 'id' => $this->wpdb->insert_id]; |
| | | return ['success' => true, 'id' => $result]; |
| | | |
| | | } catch (Exception $e) { |
| | | error_log("[ErrorHandler Exception] " . $e->getMessage()); |
| | |
| | | */ |
| | | public function gatherErrorSummary(?string $start_date = null, ?string $end_date = null): array |
| | | { |
| | | $table = $this->wpdb->prefix . BASE . 'error_log'; |
| | | |
| | | if (!$start_date) { |
| | | $start_date = gmdate('Y-m-d 00:00:00', strtotime('-1 day')); |
| | | } |
| | |
| | | } |
| | | |
| | | // Most frequent error patterns (deduplicated by component/method/message) |
| | | $frequent = $this->wpdb->get_results($this->wpdb->prepare( |
| | | "SELECT |
| | | component, |
| | | method, |
| | | error_type, |
| | | message, |
| | | severity, |
| | | source, |
| | | COUNT(*) as count, |
| | | SUM(CASE WHEN user_was_logged_in = 1 THEN 1 ELSE 0 END) as logged_in_count, |
| | | SUM(CASE WHEN user_was_logged_in = 0 THEN 1 ELSE 0 END) as logged_out_count, |
| | | MIN(created_at) as first_seen, |
| | | MAX(created_at) as last_seen |
| | | FROM {$table} |
| | | WHERE created_at BETWEEN %s AND %s |
| | | GROUP BY component, method, error_type, message, severity, source |
| | | ORDER BY count DESC, severity DESC |
| | | LIMIT 10", |
| | | $start_date, |
| | | $end_date |
| | | )); |
| | | |
| | | // Critical errors |
| | | $critical = $this->wpdb->get_results($this->wpdb->prepare( |
| | | "SELECT |
| | | component, |
| | | method, |
| | | error_type, |
| | | message, |
| | | source, |
| | | COUNT(*) as count, |
| | | SUM(CASE WHEN user_was_logged_in = 1 THEN 1 ELSE 0 END) as logged_in_count, |
| | | SUM(CASE WHEN user_was_logged_in = 0 THEN 1 ELSE 0 END) as logged_out_count, |
| | | MIN(created_at) as first_seen, |
| | | MAX(created_at) as last_seen |
| | | FROM {$table} |
| | | WHERE created_at BETWEEN %s AND %s AND severity = 'critical' |
| | | GROUP BY component, method, error_type, message, source |
| | | ORDER BY count DESC |
| | | LIMIT 5", |
| | | $start_date, |
| | | $end_date |
| | | )); |
| | | |
| | | // Overall stats |
| | | $stats = $this->wpdb->get_row($this->wpdb->prepare( |
| | | "SELECT |
| | | COUNT(*) as total_errors, |
| | | COUNT(DISTINCT CONCAT(component, '-', COALESCE(method, ''), '-', error_type)) as unique_error_types, |
| | | SUM(CASE WHEN user_was_logged_in = 1 THEN 1 ELSE 0 END) as logged_in_errors, |
| | | SUM(CASE WHEN user_was_logged_in = 0 THEN 1 ELSE 0 END) as logged_out_errors, |
| | | SUM(CASE WHEN source = 'frontend' THEN 1 ELSE 0 END) as frontend_errors, |
| | | SUM(CASE WHEN source = 'backend' THEN 1 ELSE 0 END) as backend_errors, |
| | | SUM(CASE WHEN severity = 'critical' THEN 1 ELSE 0 END) as critical_count, |
| | | SUM(CASE WHEN severity = 'error' THEN 1 ELSE 0 END) as error_count, |
| | | SUM(CASE WHEN severity = 'warning' THEN 1 ELSE 0 END) as warning_count |
| | | FROM {$table} |
| | | WHERE created_at BETWEEN %s AND %s", |
| | | $start_date, |
| | | $end_date |
| | | )); |
| | | $frequent = $this->table->getMany([ |
| | | 'where' => [ |
| | | 'created_at' => ['BETWEEN', "{$start_date} AND {$end_date}"] |
| | | ] |
| | | ]); |
| | | |
| | | return [ |
| | | 'frequent' => $frequent, |
| | | 'critical' => $critical, |
| | | 'stats' => $stats, |
| | | 'errors' => $frequent, |
| | | 'date_range' => ['start' => $start_date, 'end' => $end_date] |
| | | ]; |
| | | } |