WP Rocket - Best WordPress Caching Plugin 3.23

• Enhancement: Refactor of the Optimize Critical Images codebase (#6831)
• Bugfix: Fix PHP undefined property warning when using Optimize Critical Images feature (#6814)
• Bugfix: Fix rocket_min_rucss_size filter, it was not working in specific circumstances (#6819)
• Enhancement: Allow the usage of more than 10 seconds timeout for the rocket_lcp_delay filter (#6741)
• Enhancement: Make sure to remove loading="lazy" attribute when automatically excluding from the lazy load above the fold images (#6657)
• Enhancement: Add span element to the list of possible LCP elements when using Optimize Critical Images feature (#6821)
• Enhancement: Add data-rocket-defer attribute to the scripts deferred by WP Rocket (#6091)
• Enhancement: Allow the removal of element generated for the lazyload markup (#5723)

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3.16.3 July 30th, 2024​

• Enhancement: Move JavaScript Minification argument exclusions to the backend (#6273)
• Enhancement: Remove “My Status” section and reorder dashboard view (#6721)
• Enhancement: Remove warnings related to JavaScript and CSS Minification features (#4966)
• Enhancement: Improve the way how beacon script is generated (#6771)
• Bugfix: Guard against “PHP Warning: strpos(): Empty needle” log entries (#6758)
• 3rd-party compatibility: Prevent from overwriting the .htaccess file even if it’s empty, compatibility enhancement with Cloudlinux hosting (#6723)
• 3rd-party compatibility: Remove Auto Minify from the Cloudflare Optimal Settings (#6705)
• 3rd-party compatibility: Fix detection of the WooCommerce Multilingual standalone version (#6706)

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3.16.2.1 July 6th, 2024
Bugfix: Guard ‘rocket_preload_delay_between_requests’ filter against unexpected values that might cause fatal errors (#6760)

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Staggered release: version available for 15% of customers​

• Enhancement: Automatically slow down the preload for websites which are overloaded (#6396)
• Enhancement: Introduce retry strategy when calling WP Rocket’s website to avoid negative impact on websites during the downtime (#6715)
• Enhancement: Guard beacon script against saving not expected values into the Optimize Critical Images table (#6599)
• Enhancement: Prevent from adding not public post types into the cache table (#5952)
• Enhancement: Truncate the cache table after the domain migration (#5549)
• Enhancement: Add data-rocket-preload argument to the preload elements added by WP Rocket (#6672)
• Bugfix: Make sure to send mobile and desktop URLs to the pre-warmup of Optimize Critical Images feature (#6697, #6752)
• 3rd-party compatibility: Prevent from occasional fatal error when using WP Rocket together with RankMath SEO (#4830)

3.16.1.1 June 20, 2024​

Staggered release available for 25% of customers.​

• Bugfix: Clear data related to Optimize Critical Images feature upon the update to make sure PHP warning is not logged (#6729)

3.16.1 June 19, 2024​

• Enhancement: Guard Optimize Critical Images feature from preloading not expected LCP image markups (#6647)
• Enhancement: Make the pre-warmup process of Optimize Critical Images feature asynchronous (#6609)
• Enhancement: Add a new filter to control the waiting time for Optimize Critical Images script (#6673)
• Enhancement: Block the pre-warmup process of Optimize Critical Images feature for the local environments (#6589)
• Enhancement: Display the Clear Critical Images button of Optimize Critical Images feature for the local environments (#6668)
• Enhancement: Add “section” and “header” to the elements that can be considered as LCP when using Optimize Critical Images feature (#6667, #6631)
• Enhancement: Update the Image Optimization tab in WP Rocket’s settings (#6632)
• Enhancement: Reduce the resource usage of the ajax request when the page is not cached yet while using Optimize Critical Images feature (#6571)
• Enhancement: Update the Delay JavaScript script to the 1.2.6 version (#6646)
  • Improve the feature’s error logging to make it more descriptive
  • Fix a problem when JavaScript was not triggered correctly in some cases when the interaction happened during the page load
  • Fix CSP problems with Delay JavaScript feature
  • Fix a problem with sticky element not being sticky when Delay JavaScript is used
  • Fix an incompatibility with CookieCode banner plugin
• Bugfix: Fix a preload markup for Optimize Critical Images feature when specific container and its pseudo element have both background images (#6634)
• Bugfix: Make sure to preload and exclude from Lazy Load correctly LCP images with special characters when Optimize Critical Images is enabled (#6639, #6693, #6524)
• Bugfix: Guard against fatal when providing not expected data into Optimize Critical Images feature (#6690)
• Bugfix: Prevent 404 error for “lcp-beacon.js.map” file (#6679)
• Bugfix: Make sure to apply fetchpriority attribute to the LCP image when its source is relative while using Optimize Critical Images feature (#6604)
• Bugfix: Fix Mobile Cache button in the tools section (#6643)

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• New Feature: Optimize Critical Images– Automatically detect LCP, above the fold images and optimize them. This feature is automatically enabled (documentation)
• Enhancement: Auto-enable Separate Cache Files for Mobile Devices and remove UI checkbox, move User Cache to Add-ons, move Cache Lifespan to Advanced Rules (#5992)
• Enhancement: Improve the way how the .htaccess file is manipulated (#928)

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3.15.10 March 19, 2024​

(Staggered to 15% of our customers)​

• Enhancement: New filter that will allow to exclude fonts from being preloaded when Remove Unused CSS feature is active (#6202)
• Enhancement: Improve the regex for Background Lazy Load CSS Images feature (#6408)
• Enhancement: Remove Unused CSS feature will always respect the trailing slash settings of the website (#6438)
• Enhancement: Improve loading time when saving the post on bigger websites. Related to private posts detection (#5971)
• Enhancement: Improve the loading time for specific SQL query (#6392)
• Enhancement: Reduce the resource usage by refactoring theme detection class (#6367)
• Enhancement: Prevent the cache from being cleared multiple times when switching the theme (#6276)
• 3rd-party compatibility: Fix the compatibility with Imagify after its latest release (#6468)

3.15.9 February 1, 2024​

Staggered release available for 15% of customers.​

• Bugfix: Fix some compatibility problems with Contact Form 7 enhancement (#6384)
• Bugfix: Fix a problem with Lazy Load Background CSS Images feature when CSS is coming directly from PHP file in the source (#6389)
• Enhancement: Show only last 4 characters of the Cloudflare credentials in the UI (#3376)
• Enhancement: Improve the batch limit filter for the Preload feature (#6394)
• Enhancement: Make sure to remove WP Rocket’s transients when deleting the plugin (#4943)
• Enhancement: Show percentage instead of price on renewal banners (#6349)
• 3rd-party compatibility: Move “All Languages” button to the top of the cache clearing list when multilingual plugins are used (#6174)

Staggered release, version is available for 40% of customers.​

• Bugfix: Make RUCSS to-submit item failed if the plugin can’t send the request to SaaS (#6271)
• Enhancement: Improve RUCSS retry strategy (#6222)
• Enhancement: Make sure to update the modified date when changing the status or retries of Used CSS database row (#6229)
• 3rd-party compatibility: Clear cache only once after post update when WPML is enabled (#6214)

== Changelog ==

3.15.5 November 23, 2023

Staggered release, version is available for 40% of customers.​

• Bugfix: Make RUCSS to-submit item failed if the plugin can’t send the request to SaaS (#6271)
• Enhancement: Improve RUCSS retry strategy (#6222)
• Enhancement: Make sure to update the modified date when changing the status or retries of Used CSS database row (#6229)
• 3rd-party compatibility: Clear cache only once after post update when WPML is enabled (#6214)
• 3rd-party compatibility: Stop clearing the cache when importing posts using WPAI to prevent high CPU usage (#4226)