APCu Manager
Changelog

All notable changes to APCu Manager are documented in this changelog.

The format is based on Keep a Changelog, and APCu Manager adheres to Semantic Versioning.

[4.1.0] - 2024-11-23

Added

• Compatibility with WordPress 6.6 & 6.7.

Changed

• Ability to self-update from Github.
• The plugin user agent is now more consistent and "standard".

Fixed

• There's a WordPress core "feature" which causes some PII to leak (to wp.org) during plugin and theme updates. This is no more the case for this plugin.
• In some cases, a WordPress notice can be triggered regarding the loading sequence of translations.

Removed

• Test site launching from wordpress.org plugin page.
• All Databeam hooks and libraries, as the Databeam project is abandoned.
• Dependency on wp.org for updates.

[4.0.0] - 2024-05-28

Added

• [BC] To enable installation on more heterogeneous platforms, the plugin now adapts its internal logging mode to already loaded libraries.

Changed

• Updated DecaLog SDK from version 4.1.0 to version 5.0.0.

Fixed

• PHP error with some plugins like Woocommerce Paypal Payments.

[3.9.0] - 2024-05-07

Changed

• The plugin now adapts its requirements to the PSR-3 loaded version.

[3.8.3] - 2024-05-04

Fixed

• PHP error when DecaLog is not installed.

[3.8.2] - 2024-05-04

Fixed

• PHP error when DecaLog is not installed.

[3.8.1] - 2024-05-04

Changed

• Updated DecaLog SDK from version 3.0.0 to version 4.1.0.
• Minimal required WordPress version is now 6.2.

[3.8.0] - 2024-03-02

Added

• Compatibility with WordPress 6.5.

Changed

• Minimal required WordPress version is now 6.1.
• Minimal required PHP version is now 8.1.

[3.7.2] - 2023-11-23

Fixed

• In some edge-cases, multi sites instances may experience a PHP error while loading non-existent options (thanks to Szabó József).

[3.7.1] - 2023-11-22

Changed

• Options loading performances greatly improved.
• Improved hit-ratio computing.

[3.7.0] - 2023-10-25

Added

• Compatibility with WordPress 6.4.

Fixed

• With PHP 8.2, in some edge cases, deprecation warnings may be triggered when viewing analytics.

[3.6.0] - 2023-07-12

Added

• Compatibility with WordPress 6.3.

Changed

• The color for shmop test in Site Health is now gray to not worry to much about it (was previously orange).

Fixed

• With APCu version greater than 5.1.21, the 'used' object field may be wrongly computed.

[3.5.2] - 2023-05-15

Changed

• Improved objects list rendering time.

Fixed

• Sorting objects by status produces PHP warnings.

Removed

• The ability to try to fetch expired objects.

[3.5.1] - 2023-03-02

Fixed

• [SEC004] CSRF vulnerability / CVE-2023-27444 (thanks to Mika from Patchstack).

[3.5.0] - 2023-02-24

The developments of PerfOps One suite, of which this plugin is a part, is now sponsored by Hosterra.

Hosterra is a web hosting company I founded in late 2022 whose purpose is to propose web services operating in a European data center that is water and energy efficient and ensures a first step towards GDPR compliance.

This sponsoring is a way to keep PerfOps One plugins suite free, open source and independent.

Added

• Compatibility with WordPress 6.2.

Fixed

• In some edge-cases, detecting IP may produce PHP deprecation warnings (thanks to YR Chen).

[3.4.1] - 2023-01-26

Changed

• Better handling of hoster-specific configurations.

Fixed

• The plugin doesn't fully support APCu version greater than 5.1.21 (many thanks to vgostore for helping me to debunk this).

[3.4.0] - 2022-12-31

Added

• Support for wp_cache_flush_group() function.

Changed

• Improved loading by removing unneeded jQuery references in public rendering (thanks to Kishorchand).
• [WPCLI] Improved resilience to php configuration-related errors.

[3.3.0] - 2022-10-06

Added

• Compatibility with WordPress 6.1.
• Support for wp_cache_flush_runtime() function.
• [WPCLI] The results of wp apcu commands are now logged in DecaLog.

Changed

• Improved ephemeral cache in analytics.
• Updated Kint from version 4.1.1 to version 4.2.0.
• [WPCLI] The results of wp apcu commands are now prefixed by the product name.

Fixed

• [SEC003] Moment.js library updated to 2.29.4 / Regular Expression Denial of Service (ReDoS).
• Flushing APCu doesn't flush the internal cache at the same time.

[3.2.0] - 2022-04-20

Added

• Compatibility with WordPress 6.0.
• Full support of wp_cache_*_multi() functions.

Changed

• Improved preloading compatibility.
• Updated DecaLog SDK from version 2.0.2 to version 3.0.0.

Fixed

• [SEC002] Moment.js library updated to 2.29.2 / CVE-2022-24785.

[3.1.1] - 2022-02-23

Changed

• Hugely improved loading speed.
• Improved options hit ratio.
• In list view, the object's status is now displayed.
• The Y-axis and legend of the fragmentation graph are now more readable.
• Improved deactivation process - with failsafe.
• Implementation of force flag to force a refetch rather than relying on the local cache.

Fixed

• The garbage collector may (wrongly) skip some objects.
• Ajax calls to save/update posts may not refetch the cache value in some conditions.

[3.1.0] - 2022-02-15

Added

• New objects viewer in APCu management tools.
• There's now apcm_objects_list_actions_for_object and apcm_objects_list_actions_for_ttl filters to add custom actions to objects list view.
• Experimental support of wp_cache_*_multi() functions that will be introduced in WordPress 6.0.
• Built-in compatibility with unusual hosting environments and poorly coded plugins or themes (thanks to Renaud Pacouil for suggestion, support & tests).

Changed

• Activating/deactivating object cache setting now forces APCu flush.
• Deactivating/uninstalling the plugin now forces APCu flush (thanks to Renaud Pacouil for the idea).
• Improved persistent / non-persistent groups handling.
• Improved built-in internal cache speed.
• Site Health page now presents a much more realistic test about object caching.
• Improved coexistence behaviour with other cache management plugins.
• The drop-in file is now updated when plugin is updated.

Fixed

• Objects at APCu root have no path in tool list view.
• Some options may not be reset when clicking "Reset To Default" button.
• In some conditions, the message for updated settings is incomplete.

Removed

• APCu metrics collation from command-line as it was meaningless and can cause issues on some hostings.

[3.0.1] - 2022-01-17

Fixed

• The Site Health page may launch deprecated tests.

[3.0.0] - 2022-01-17

Added

• NEW: APCu manager may be used as a full object cache drop-in replacement for WordPress caching.
• Compatibility with PHP 8.1.
• Added containers, paths and icons to APCu Management tool.
• Added WordPress and W3TC icons in analytics reports.

Changed

• [BC] The "Delete All" command now flush cache for site or network only.
• [BC] The garbage collector now works only on objects belonging to the site or network.
• [BC] The APCu Management tool now displays only objects belonging to the site or network.
• [BC] The memory fragmentation is now computed from a WordPress point of view: expect a drastic reduction.
• Analytics reports are now able to display WordPress object caching KPIs.
• APCu Manager now supports non expiring TTL (including garbage collecting operations)
• Charts allow now to display more than 2 months of data.
• Improved timescale computation and date display for all charts.
• Bar charts have now a resizable width.
• The hit/miss/insert chart have now swapped values for better readability.
• Updated DecaLog SDK from version 2.0.0 to version 2.0.2.
• Updated PerfOps One library from 2.2.1 to 2.2.2.
• Refactored cache mechanisms to fully support Redis and Memcached.
• Improved bubbles display when width is less than 500px (thanks to Pat Ol).
• The tables headers have now a better contrast (thanks to Paul Bonaldi).
• Updated documentation and readme files.

Fixed

• The console menu may display an empty screen (thanks to Renaud Pacouil).
• Object caching method may be wrongly detected in Site Health status (thanks to freshuk).
• There may be name collisions with internal APCu cache.

[2.6.0] - 2021-12-07

Added

• Compatibility with WordPress 5.9.
• New button in settings to install recommended plugins.
• The available hooks (filters and actions) are now described in HOOKS.md file.

Changed

• Improved update process on high-traffic sites to avoid concurrent resources accesses.
• Better publishing frequency for metrics.
• Updated labels and links in plugins page.
• X axis for graphs have been redesigned and are more accurate.
• Updated the README.md file.

Fixed

• Country translation with i18n module may be wrong.

[2.5.0] - 2021-09-07

Added

• New menu in the admin bar for "flush APCu" quick action.
• It's now possible to hide the main PerfOps One menu via the poo_hide_main_menu filter or each submenu via the poo_hide_analytics_menu, poo_hide_consoles_menu, poo_hide_insights_menu, poo_hide_tools_menu, poo_hide_records_menu and poo_hide_settings_menu filters (thanks to Jan Thiel).

Changed

• Updated DecaLog SDK from version 1.2.0 to version 2.0.0.

Fixed

• There may be name collisions for some functions if version of WordPress is lower than 5.6.
• The main PerfOps One menu is not hidden when it doesn't contain any items (thanks to Jan Thiel).
• In some very special conditions, the plugin may be in the default site language rather than the user's language.
• The PerfOps One menu builder is not compatible with Admin Menu Editor plugin (thanks to dvokoun).

[2.4.1] - 2021-08-11

Changed

• New redesigned UI for PerfOps One plugins management and menus (thanks to Loïc Antignac, Paul Bonaldi, Axel Ducoron, Laurent Millet, Samy Rabih and Raphaël Riehl for their invaluable help).

Fixed

• In some conditions, the plugin may be in the default site language rather than the user's language.

[2.4.0] - 2021-06-22

Added

• Compatibility with WordPress 5.8.
• Integration with DecaLog SDK.
• Traces and metrics collation and publication.
• New option, available via settings page and wp-cli, to disable/enable metrics collation.

Changed

• [WP-CLI] apcu status command now displays DecaLog SDK version too.

[2.3.0] - 2021-02-24

Added

• Compatibility with WordPress 5.7.

Changed

• Consistent reset for settings.
• Improved translation loading.
• [WP_CLI] apcu command have now a definition and all synopsis are up to date.

Fixed

• In Site Health section, Opcache status may be wrong (or generates PHP warnings) if OPcache API usage is restricted.

[2.2.0] - 2020-11-23

Added

• Compatibility with WordPress 5.6.

Changed

• Improvement in the way roles are detected.
• [WP-CLI] Memory analytics now displays total memory and occupation ratio.

Fixed

• [SEC001] User may be wrongly detected in XML-RPC or Rest API calls.
• When site is in english and a user choose another language for herself/himself, menu may be stuck in english.

[2.1.0] - 2020-10-13

Added

• [WP-CLI] New command to discover exit codes: see wp help apcu exitcode for details.
• APCu Manager now integrates Spyc as yaml parser.
• New "Objects" box in analytics page, displaying objects breakdown.

Changed

• Improved IP detection (thanks to Ludovic Riaudel).
• [WP-CLI] wp apcu settings and wp apcu analytics now support --stdout flag.
• [WP-CLI] Improved wp apcu analytics yaml formatting.
• [WP-CLI] Improved documentation (with examples).
• The analytics dashboard now displays a warning if analytics features are not activated.
• Prepares PerfOps menus to future 5.6 version of WordPress.

Fixed

• In admin dashboard, the statistics link is visible even if analytics features are not activated.
• Typos in admin screens.
• [WP-CLI] Typos in documentation.

Removed

• The "Objects Count" box in analytics page because it was useless.

[2.0.0] - 2020-09-29

Added

• [WP-CLI] New command to toggle on/off main settings: see wp help apcu settings for details.
• [WP-CLI] New command to display APCu Manager status: see wp help apcu status for details.
• [WP-CLI] New command to display APCu analytics: see wp help apcu analytics for details.
• Support for APCu multi configuration (web and command-line).
• Support for data feeds - reserved for future use.
• New Site Health "info" section about shared memory.

Changed

• The positions of PerfOps menus are pushed lower to avoid collision with other plugins (thanks to Loïc Antignac).
• Improved layout for language indicator.
• Admin notices are now set to "don't display" by default.
• Improved changelog readability.
• The integrated markdown parser is now Markdown from Carsten Brandt.

Fixed

• In some cases, APCu detection may cause a PHP Warning.
• With Firefox, some links are unclickable in the Control Center (thanks to Emil1).

Removed

• Parsedown as integrated markdown parser.

[1.3.0] - 2020-07-20

Added

• Compatibility with WordPress 5.5.
• Garbage collector for out-of-date cached objects (see "PerfOps Settings" > "APCu Manager").

[1.2.3] - 2020-06-29

Changed

• Full compatibility with PHP 7.4.
• Automatic switching between memory and transient when a cache plugin is installed without a properly configured Redis / Memcached.

Fixed

• When used for the first time, settings checkboxes may remain checked after being unchecked.

[1.2.2] - 2020-05-05

Changed

• The charts take now care of DST in user's browser.
• The daily distribution charts have now a better timeline.

[1.2.1] - 2020-05-04

Fixed

• There's an error while activating the plugin when the server is Microsoft IIS with Windows 10.
• With Microsoft Edge, some layouts may be ugly.

[1.2.0] - 2020-04-12

Added

• Compatibility with DecaLog early loading feature.

Changed

• The settings page have now the standard WordPress style.
• Better styling in "PerfOps Settings" page.
• In site health "info" tab, the boolean are now clearly displayed.

Removed

• Unneeded tool links in settings page.

[1.1.0] - 2020-03-01

Added

• Full integration with PerfOps One suite.
• Compatibility with WordPress 5.4.

Changed

• New menus (in the left admin bar) for accessing features: "PerfOps Analytics", "PerfOps Tools" and "PerfOps Settings".
• Analysis delta time has been increased to avoid holes in stats when cron is not fully reliable.

Fixed

• With some plugins, box tooltips may be misplaced (css collision).

Removed

• Compatibility with WordPress versions prior to 5.2.
• Old menus entries, due to PerfOps integration.

[1.0.0] - 2020-01-09

• Initial release