WP Rocket Footer JS

Changelog

3.2.3

• Bug: Fix typo in HubSpotForms module and fix broken code
• Bug: Handle edge case of HTML5 video not fully lazyloading due to jQuery not triggering on loadeddata event
• Feature: Add a pseudo css API to allow any elements background image to be lazyloaded
• Enhancement: Add filters around enqueuing auxiliary scripts & default to not load the imagefixes script so that modules can flag it on at runtime
• Enhancement: Add micro-optimization by serving preminified versions of polyfills and lazysizes
• Enhancement: Improve cache management by deleting cache files when the objects are purged to handle edge cases
• Enhancement: Add support for purging cache via cron, using rocket_footer_js_background_cache_purge_item_threshold filter, and preload cache if enabled after
• Enhancement: Videos Module: Only set src/data-src if this is a video. If video is autoplay before we process it, skip it
• Enhancement: Videos Module: Add vimeo support
• Compatibility: Videos Module: Add videojs compatibility
• Compatibility: Add visual composer compatibility to lazy load background images
• Compatibility: Add custom event polyfill
• Compatibility: Add compatibility with wp-rocket’s lazyload

3.2.2

• Enhancement: Skip processing background image if it is flagged for no lazy load
• Enhancement: Centralize multibyte encoding for entities into the DOMDocument class so that style tags do not get processed

3.2.1

• Bug: For elementor module, if in admin, functions should still run
• Bug: Encode both scripts and styles in DOM processing due to further edge cases found
• Enhancement: Add a3 lazy load excludes as a consideration for determining if lazy load is on
• Enhancement: Defer init checks for Elementor modules so that lazy load excludes can be processed
• Enhancement: Add support for wp-rocket file excludes
• Enhancement: For elementor module, add an option for a video thumbnail to have a custom alt attribute
• Enhancement: For video lazyload, add support for custom alt attribute, and fall back to oembed title
• Enhancement: Ensure wp-rocket preload only runs on cron by conditionally deferring it
• Integration: Add lazyload compatibility for WP Ultimate Post Grid

3.2.0

• Bug: Add more compatibility fixes with a3 lazy load
• Bug: Fix bugs with jQuery compatibility of lazySizes
• Bug: Don’t try and do processing during JSON/API requests
• Bug/Enhancement: Misc fixes and improvements to the video lazyload
• Bug: Remove the preload functionality from lazySizes
• Feature: Integrate WebPExpress support to allow WebP to work with other integrations/modules and to enable a separate cache for webp when supported
• Feature: Enable lazyload to be managed per element inside the Elementor Editor
• Compatibility: Add compatibility css for elementor in the video lazyload
• Compatibility: Add more Fusion logo options to be processed by CDN
• Compatibility: Prevent divi from concatenating JS
• Integration: Add compatibility with smart slider for lazy load
• Integration: Add compatibility with EWWW to prevent image processing from running on LazyLoaded Video thumbnails due to the excessive processing time
• Integration: Add compatibility With Essential Addons for Elementor
• Integration: Ignore hubspot forms in JS rewrite module and add LazyLoad Compatibility with HubSpot
• Integration: Add lazyload compatibility with Fusion portfolio elements
• Integration: Add lazyload compatibility with Fusion’s lazySizes
• Integration: Add compatibility with Rank Math SEO
• Enhancement: Add hooks to allow the minify cache key to be modified
• Enhancement: Ensure picturefill JS script is loaded if CSS plugin is not active
• Enhancement: Improve rendering of lazyloaded elements with lazySizes
• Enhancement: Enable the video thumbnail to be a responsive image based on all image sizes registered, and support conditionally lazyloading it. Also support integration with WEBP.
• Enhancement: Improve check for if lazy load should be enabled
• Enhancement: Add filter to bypass reading/saving of cache
• Enhancement: Refactor and improve the divi lazyload suypport for videos
• Enhancement: Add webp support to MetaSlider
• Enhancement: Add compatibility with the wp-rocket preloader to ensure that it will run
• Enhancement: If the wp-rocket preloader is on, then run the preloader when site cache is cleared
• Enhancement: Clear a post cache when the post is saved
• Enhancement: Add support for a lazyloaded video thumbnail to not be lazyloaded via a data attribute, and expose that in the elementor editor
• Enhancement: Allow a lazyloaded video thumbnail to have it’s responsive size manually set and expose that in the Elementor editor

3.1.2

• Compatibility: Remove lazy load compatibility script for master slider as it is no longer needed

3.1.1

• Bug: Verify that the found background properties have settings in elementor compatibility module
• Bug: Add background lazyload attribute to lazy load compatibility code
• Enhancement: Add font display swap to TypeKit module

3.1.0

• Bug: Fix lazy load CSS to not be position absolute
• Bug: Hash the url without possible use of a CDN
• Bug: Fix gravity forms recaptcha lazy load support
• Enhancement: Migrate from lazyLoadXT to lazysizes for increase performance and less bugs with lazy load. For technical details the “intersection observer” version is used with polyfill’s
• Compatibility: Fix with wp-rocket 3.1.x to prevent the default minify from processing and causing edge cases
• Compatibility: Add lazy load compatibility with Elementor image widget and sections/column backgrounds and overlays
• Compatibility: Add lazy load compatibility with Elementor Pro posst grid cards and slick slider
• Compatibility: Add lazy load support for Google Maps widgets and combine Google Maps Pro module

3.0.16

• Bug: Fix lazy load CSS to not be position absolute
• Bug: Fix edge case bug with DOMDocument mangling HTML entities
• Compatibility: Google Plus shut down, so support removed

3.0.15

• Bug: Fix using css minify instead of JS minify

3.0.14

• Bug: Set url scheme to prevent no protocol urls from bugging output
• Bug: Use prevAll and use find over children
• Bug: Don’t process if url is empty
• Enhancement: Ensure avatar images are processed though CDN
• Enhancement: Add autoplay support for vimeo
• Compatibility: Add lazy load compatibility with “Recaptcha In WP Comments Form” plugin
• Compatibility: Add generic recaptcha lazy load support
• Compatibility: Add integration with Listify for lazyload compatibility
• Compatibility: Add integration with Buttonizer for lazy load compatibility
• Compatibility: Add integration with Masterslider for lazylopad compatibility
• Compatibility: Change file purge filter for compatibility with wp-rocket 3.2
• Misc: Update readme with more clear disclaimer

3.0.13

• Bug: Bug fix fusion framework integration with opengraph and cdn causing crash
• Compatibility: Force override html minification outside admin to ensure it does not process before plugin html minification runs. This is prep for a sister CSS plugin update

3.0.12

• Compatibility: Add support for use proof to be optimized
• Compatibility: Add support for convert kit to be optimized
• Compatibility: Add compatibility with thrive theme framework to ensure the logo’s are processed for CDN replacements
• Compatibility: Add compatibility with thrive leads to ensure that shortcodes get processed for CDN replacements
• Compatibility: Add elementor ultimate addons compatibility for the gallery element and before/after slider
• Compatibility: Add elementor compatibility for the tab element
• Compatibility: Add CDN/device icon compatibility with avada/fusion framework

3.0.11

• Bug: Inline tag encoding processed empty tags and outputted garbled data that caused JS errors. Empty tags are no longer encoded

3.0.10

• Bug: Always encrypt scripts if there is content to prevent processing edge cases
• Bug: Remove found script in rewrite modules and inject remaining code as a new script to get re-processed to ensure nothing gets silently deleted
• Bug: Handle case where CDN domain may be just a domain and not a url
• Integration: Add CookieBot rewrite module
• Integration: Add CallRail rewrite module to skip processing
• Enhancement: Prevent any mediaelement embeds from auto starting for lazy loads
• Compatibility: Add integration with fusion framework to handle the privacy feature for lazy load compatibility
• Compatibility: Put autoplay in allow attribute due to chrome video changes
• Compatibility: Add compatibility with wp-rocket 3.1 due to JS minify class change

3.0.9

• Bug: jQuery wrap appears to set the style attribute and not with and height so work around it
• Bug: Use maybe_unserialize in revolution slider integration module for forcing javascript options
• Bug: Set iframes with lazyloaded-video class to max width of 100% to prevent overflowing in video
• Feature: Add function to enable using a class video-size-linked-to-VIDEOID on a video iframe to force it to use the size of another video via jQuery in edge cases where the image sizes don’t match
• Enhancement: Disable a3 lazy load if enabled but we are logged in and not caching logged in users, but allow filter rocket_footer_js_lazy_load_members_override to override
• Enhancement: Add css class lazyloaded-video to processed videos to be styled
• Compatibility: Add compatibility with theme fusion avada/fusion builder
• Compatibility: Add compatibility with fusion builder/visual composer combination to convert css class to data-attribute for video size linking
• Compatibility: Add further CSS compatibility with Visual Composer
• Compatibility: Re-render fusion carousel when any of its images are lazy loaded
• Compatibility: Add compatibility CSS with visual composer to override margins

3.0.8

• Don’t use PHP_INT_MAX on rocket_buffer

3.0.7

• Bug: Don’t process background images if lazy load is not enabled
• Bug: Add workaround to force divi parallax’s to re-render on lazyload
  as well as the default all
• Integration: Add genesis framework integration
• Enhancement: Ensure get_rocket_cdn_url uses all css/js zones
• Enhancement: Better handling of video lazy load placeholder size and support p tags
• Compatibility: Add rewrite module to Prevent Stripe.js from being minified as they don’t allow it
• Compatibility: Add magiczoom compatibility with lazy load
• Compatibility: Add MemberPress integration to force bundled zxcvbn script to be CDN’ified

• Compatibility: Add compatibility with AddThis script to exclude script since it doesn’t function minified

  3.0.6

• Enable autoplay on lazy load videos

• Add loading spinner CSS for lazy load videos

3.0.5

• Add fb-like-box class to list of facebook widgets to lazyload
• Don’t check libxml version on body fix
• Exclude Shareaholic JS from minify

3.0.4

• Update framework

3.0.3

• Remove accidental global font override
• Remove bad lazy loading default that could interfere with minify

3.0.2

• Fix Bugs in Video lazy loading
• Prevent crash from undefined is_plugin_active in some situations
• Skip lazy load iframe if is in a noscript

3.0.1

• Fix Bug in Google Plus lazy loading

3.0.0

This is considered a MAJOR release due to the amount of effort that has been invested since the last release in 2017

• BUGS!: Too many bug fixes to give out in detail. It would be ideal to review git commits in this case
• Feature: Add lazyloading for CSS background images
• Feature: Add lazy load for google full page ads
• Feature: Add Big Bat support
• Feature: Add rewrite support for Klaviyo Analytics
• Feature: Add rewrite support for Youtube embed/iframe API
• Integration: Add integration with Wonder Plugin Carousel
• Integration: Add integration with Smart Slider 3
• Integration: Add integration with Qocode Theme Framework
• Integration: Add integration with MetaSlider
• Integration: Add integration with Google Maps Widget Pro
• Integration: Add integration with Divi Popup Builder
• Integration: Add integration with Bridge Theme
• Integration: Add Audio integration to properly handle HTML 5 audio
• Integration: Add a3 lazy load integration to ensure CDN is used for all content
• Integration: Add integration with Gravity Forms
• Integration: Add Lazyload support for Qode Framework google maps
• Integration: Add integration with Divi Builder
• Integration: Add integration with BNE flyout
• Integration: Add integration with WPEX theme framework
• Integration: Add integration with PressCore Theme framework
• Enhancement/Bug: Bundle a patched and updated a3 lazy Load lazyload XT library version
• Enhancement: Automatically download the most high resolution youtube thumbnail
• Enhancement: Ensure lazy load supports iframes with new script
• Compatibility: Add compatibility with Visual Composer
• Compatibility: Add revslider lazy load compatibility
• Compatibility: Add woocommerce integration to disable many cache hooks to reduce problems
• Compatibility: Add Divi LazyLoad compatibility
• Compatibility: Disable lazy load if divi frontend pagebuilder is running
• Compatibility: Add workaround technique for processing inline javascript that has html
• Deprecated: Remove google tag manager minify since it causes problems

2.0.0

This is a MAJOR release and over 50% of the code is rewritten. While it has been extensively tested, there may still be bugs! Please test in a development site before deploying! Due to the amount of work, only a summary of this version will be detailed below.

• Major rewrite using new composer based framework.
• Feature: Add McAfee Secure integration
• Feature: Add Revolution Slider integration
• Feature: Add video embed lazyload and download thumnails locally
• Feature: Add Pin Interest lazyLoad
• Feature: Add Blog Her Ads lazyload
• Feature: Hijack JS document.write to enable 3rd party scripts to inject html safely
• Feature: Add Hub Spot rewriting
• Feature: Add Pindom Prum rewrite

1.4.6

• Strip returns in rocket_footer_js_rewrite_js_loaders
• Improve Google Analytics to conditionally handle ssl
• Bug fix hanging of Facebook Pixel fbq calls
• Add Pushcrew Tracking
• Ensure Facebook SDK is only loaded 1 time
• Refactor Google Plus to use simpler xpath queries and set a dummy pixel image to emsure it is picked up by lazy load
• Add support for Google Plus loaded via JS
• Improve twitter regex
• Add Tumbler support
• Improve Google Adsense support and skip ads where there is no ins tag as this is likely a full page or alternate ad
• Add Amazon Ads support
• Add Stumble Upon support
• Add VK.com support
• For Google Adsense, Amazon Ads, and Google Plus, if lazy load is off and the scripts are normal tags, flag to not minify so the scripts are not broken
• Add support for WooCommerce Social Media Share Buttons plugin
• Use WP_DEBUG_LOG over WP_DEBUG in rocket_footer_js_debug_enabled
• Fix logic in rocket_footer_js_debug_enabled that may cause debug to be on by mistake

1.4.5

• Improve facebook pixel support to prevent possible runtime errors

1.4.4

• Add support for Avvo.com tracking
• Ensure zxcvbn password meter is not changed on login and signup pages

1.4.3

• Update Page Links To compatibility

1.4.2

• Improve UTF-8 character handling
• Add support for googleanalytics plugin
• Improve GA regex
• Add compatibility with N2Extend framework

1.4.1

• Add support for Sumo Me

1.4.0

• Improve multi-line comment regex
• Rebuild cache system without using SQL

1.3.9

• Extract and minify GA calls

1.3.8

• Remove comments from js since JSMin doesn’t do it by using a new function rocket_footer_js_minify
• Run rocket_footer_js_process_remote_script and rocket_footer_js_process_local_script when using cached data as well
• If rocket_footer_js_process_remote_script/rocket_footer_js_process_local_script return a modified script, then use the original in the cache but minified so it gets processed again properly the next request
• Inline scripts were not getting cached
• Removed duplicate minify call for remote scripts
• Cache the tawk.to script
• Fix tawk.to minify call

1.3.7

• Ensure home uses the active URL scheme
• Pass $tags_ref to rocket_footer_js_process_local_script not $tags
• Change rocket_footer_js_process_local_script signature to use $tags by reference
• Add support for Facebook Pixel
• Add support for Pixel Your Site plugin since it stores the pixel code in its own script
• Add support for Google Web Fonts JS loader

1.3.6

• Automatically lazy load iframes if they are not lazy loaded already

1.3.5

• Ensure async attribute is compatible with XHTML

1.3.4

• Ensure lazy load comments don’t get stripped by html minify by using tag markers and doing a regex replacement after minification
• Improve Twitter regex to support another variation
• Improve Facebook regex to support another variation
• Add support for DoubleClick GA
• Add support for Google Adsense lazy loading

1.3.3

• Add compatibility hack for older libxml
• Skip text/html scripts

1.3.2

• Treat google maps as loading async with a typeof timer and load infobox async if it exists
• Check document.readyState to run map function in case the window load event already ran

1.3.1

• Move debug code to rocket_footer_js_debug_enabled function
• Move web fetch code to rocket_footer_js_remote_fetch function
• Use rocket_add_url_protocol in rocket_footer_js_rewrite_js_loaders

1.3.0

• Auto optimize Tawk.to, WP Rockets lazyload, and google analytics to use normal tags instead of javascript loaders so they can get minified
• If minify is enabled due to LazyLoadXT or A3_Lazy_Load support, then lazy load facebook, twitter, google plus widgets, and avada google maps (if Avada_GoogleMap exists and google maps is on)
• Enqueue LazyLoadXT widget extension if lazyload is enabled since lazy load plugins don’t supply it
• Improve lazy load regex patterns
• Split minify to rocket_footer_js_process_remote_script and rocket_footer_js_process_locate_script functions with associated filters to hook into
• Minify emojione in tawk.to JS
• Add hook rocket_footer_js_rewrite_js_loaders to allow pre-processing before minification
• Add support for avada google maps lazy loading
• Remove duplicate google maps API scripts and prioritize the first one that has an API key
• Only lazy load google maps if there is any script content
• Added function rocket_footer_js_lazyload_script to reduce code duplication

1.2.3

• Ensure url scheme is set correctly when converting from a CDN domain

1.2.2

• Disable minify on AMP pages

1.2.1

• Tested on WordPress 4.7
• Ensure PHP 5.3 compatibility

1.2.0

• Correct/improve relative URL logic
• Prevent html from being minified before JS to prevent issues with detection
• Add new minify cache system to reduce computation time required to minify a page

Notice: This new cache system could cause unknown issues. While it has been tested, not every situation can be accounted for. Contact me if you hit a problem.

Notice: Cache is stored in transients, so only a normal wp-rocket purge will clear everything

1.1.16

• Fix logic bug in data-no-minify check

1.1.15

• Check for relative URL’s
• Add compatibility support for “Page Links To” since it does naughty things with buffering

1.1.14

• Bugfix fetching JS from filesystem with http\Url
• Add a newline into the automatic semicolon insertion for the case that the last text is a comment

1.1.13

• Ensure zxcvbn is loaded normally and not async

1.1.12

• Exclude js template script tags

1.1.11

• Check for sourcemaps and add a new line to prevent syntax errors

1.1.10

• Check for off in display_errors

1.1.9

• Catch errors if WP_Error is returned or status code is not 200 or 304 or its empty
• Log errors if debug mode is enabled or PHP display_errors is enabled
• Disable minify when debug is on regardless of settings
• Log processed scripts in debug mode
• Move query string check to only run for local files

1.1.8

• Web fetch dynamic scripts being defined as not having a JS extension
• Add regex to remove broken conditional comments out of inline js

1.1.7

• Add constant DONOTMINIFYJS and function is_rocket_post_excluded_option to minify status check

1.1.6

• If file is external, we do not want to treat the response as a filesystem path
• Always set the url domain back to home_url() because it will need to be that even if the original is a CDN or not

1.1.5

• Use home URL and ABSPATH for the site root and not assume everything is in wp-content

1.1.4

• Use a http_build_url shim as a fallback instead of deactivating with an error

1.1.3

• Set main script tag to async

1.1.2

• Minified wrong JS buffer for inline JS
• Don’t prepend semicolon since its already conditionally prepended for inline JS

1.1.1

• Add detection for PHP HTTP PECL extension
• Update code commentation and PHPDoc blocks

1.1.0

• Changed logic to disable minify setting on front end and combine all scripts + minify if option is set (excluding localized scripts) to a new file in minify cache folder. File name will have user ID if logged in to be unique.
• Keep application/ld+json in the header

1.0.2

• Exclude JS extension from slug name and ensure remote file is saved with a JS extension

1.0.1

• Check for CDN files in remote tags and convert back to a local filename for minification
• Do variable cleanup

1.0.0

• Initial version