robotstxt-smtp-newsletter/changelog.txt
2026-02-09 12:00:11 +00:00

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= 2.1.0 =
* Changed uninstall behavior: plugin no longer performs cleanup on uninstall, all data cleanup is now handled by the core SMTP plugin.
* This ensures Newsletter configuration is preserved when only the add-on is removed, and properly cleaned when the core plugin is uninstalled.
* Simplified uninstall.php to delegate all cleanup responsibility to core SMTP plugin.
= 2.0.1 =
* Removed Network requirement from plugin headers to allow single-site activation.
= 2.0.0 =
* Updated compatibility with SMTP (by ROBOTSTXT) plugin 2.0.0.
* Enhanced integration with core SMTP plugin security improvements.
* Improved error handling and validation.
* Code quality improvements.
= 1.0.0 =
* Initial release with SMTPKeepAlive support for efficient SMTP batch sending.
* Amazon SES API integration for optimized delivery.
* Automatic configuration from ROBOTSTXT SMTP plugin.
* Dynamic speed calculation from SMTP rate limits (up to 32,400 emails/hour).
* Batch processing with configurable batch size (up to 2,610 emails per chunk).
* Support for custom batch sizes per provider type.
* Max emails per connection configuration to prevent timeouts.
* Integration with ROBOTSTXT SMTP rate limiting system.
* Automatic FROM address configuration from ROBOTSTXT SMTP.
* HELO hostname configuration for multisite compatibility.
* Comprehensive error logging to Newsletter system.
* Automatic detection of SMTP vs Amazon SES mode.
* Resilient error handling - continues sending even if individual recipients fail.
* WP-CLI compatibility for cron execution.
* Uninstall script to clean database on plugin deletion.
* Performance: 20-30x faster bulk email sending compared to standard wp_mail().
* Performance: Sends 22 emails in ~7 seconds using SMTPKeepAlive.