v2.2.4

changelog.txt

@@ -1,3 +1,10 @@
+= 2.2.4 =
+
+* CRITICAL FIX: Speed calculation now uses actual NEWSLETTER_CRON_INTERVAL value
+* FIXED: Batch_size was being divided by 5 due to incorrect cron interval assumption
+* IMPROVED: Plugin now dynamically calculates speed based on actual Newsletter cron interval
+* IMPROVED: Supports any cron interval (60s, 300s, etc.) without hardcoded assumptions
+
 = 2.2.3 =
 
 * CRITICAL FIX: Overridden get_emails_per_run() to bypass Newsletter's internal calculation

includes/class-plugin.php

@@ -195,13 +195,24 @@ class Plugin extends \NewsletterMailerAddon {
 		$speed = $this->calculate_optimal_speed( $smtp_settings );
 
 		// CRITICAL: For queue-based architecture, speed must be high enough
-		// that Newsletter loads all emails at once. Newsletter calculates
-		// batch_size = speed / (60 / cron_interval). With default 5-minute cron:
-		// batch_size = speed / 12. To get batch_size = configured value,
-		// we need: speed = batch_size * 12.
+		// that Newsletter loads all emails at once. Newsletter calculates:
+		// batch_size = speed / (3600 / NEWSLETTER_CRON_INTERVAL)
+		// To get batch_size = configured value, we need:
+		// speed = batch_size * (3600 / NEWSLETTER_CRON_INTERVAL)
 		$batch_size = $settings['batch_size'] ?? 10;
-		$speed_multiplier = 12; // Assumes 5-minute cron (12 executions per hour).
-		$calculated_speed = max( $speed, $batch_size * $speed_multiplier );
+
+		// Ensure NEWSLETTER_CRON_INTERVAL is loaded
+		if ( ! defined( 'NEWSLETTER_CRON_INTERVAL' ) ) {
+			$cron_file = WP_PLUGIN_DIR . '/newsletter/includes/cron.php';
+			if ( file_exists( $cron_file ) ) {
+				require_once $cron_file;
+			}
+		}
+
+		// Calculate runs per hour based on Newsletter's cron interval
+		$cron_interval = defined( 'NEWSLETTER_CRON_INTERVAL' ) ? NEWSLETTER_CRON_INTERVAL : 300;
+		$runs_per_hour = (int) ( 3600 / $cron_interval );
+		$calculated_speed = max( $speed, $batch_size * $runs_per_hour );
 
 		// Newsletter expects 'turbo' for batch_size and 'speed' for emails/hour.
 		$mailer_options = array(

readme.txt

@@ -4,7 +4,7 @@ Tags: newsletter, smtp, email, bulk, queue, worker, amazonses, statistics
 Requires at least: 4.7
 Tested up to: 6.9
 Requires PHP: 7.2
-Stable tag: 2.2.3
+Stable tag: 2.2.4
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -141,6 +141,12 @@ Yes. The plugin integrates with ROBOTSTXT SMTP rate limiting system to ensure yo
 
 == Changelog ==
 
+= 2.2.4 =
+* CRITICAL FIX: Speed calculation now uses actual NEWSLETTER_CRON_INTERVAL value
+* FIXED: Batch_size was being divided by 5 due to incorrect cron interval assumption
+* IMPROVED: Plugin now dynamically calculates speed based on actual Newsletter cron interval
+* IMPROVED: Supports any cron interval (60s, 300s, etc.) without hardcoded assumptions
+
 = 2.2.3 =
 * CRITICAL FIX: Overridden get_emails_per_run() to bypass Newsletter's internal calculation
 * FIXED: Newsletter was calculating batch = speed / 12, resulting in only 8-16 emails per execution
@@ -185,6 +191,9 @@ Yes. The plugin integrates with ROBOTSTXT SMTP rate limiting system to ensure yo
 
 == Upgrade Notice ==
 
+= 2.2.4 =
+CRITICAL: Fixed speed calculation to work with any Newsletter cron interval. Resolves batch_size division issues.
+
 = 2.2.3 =
 CRITICAL: Fixed Newsletter loading only 8-16 emails per execution. Now correctly loads all emails based on configured batch_size.
 

robotstxt-smtp-newsletter.php

@@ -3,7 +3,7 @@
  * Plugin Name:       Newsletter - SMTP (by ROBOTSTXT)
  * Plugin URI:        https://git.robotstxt.es/ROBOTSTXT/robotstxt-smtp-newsletter
  * Description:       Integrates ROBOTSTXT SMTP configuration with Newsletter plugin for efficient bulk email delivery with database-backed queue and external workers.
- * Version:           2.2.3
+ * Version:           2.2.4
  * Requires at least: 4.7
  * Requires PHP:      7.2
  * Security:          robotstxt@robotstxt.es
@@ -25,7 +25,7 @@ if ( ! defined( 'ABSPATH' ) ) {
 }
 
 // Plugin constants.
-define( 'ROBOTSTXT_SMTP_NEWSLETTER_VERSION', '2.2.3' );
+define( 'ROBOTSTXT_SMTP_NEWSLETTER_VERSION', '2.2.4' );
 define( 'ROBOTSTXT_SMTP_NEWSLETTER_FILE', __FILE__ );
 define( 'ROBOTSTXT_SMTP_NEWSLETTER_PATH', plugin_dir_path( __FILE__ ) );
 define( 'ROBOTSTXT_SMTP_NEWSLETTER_URL', plugin_dir_url( __FILE__ ) );