Merge branch '5.9' into chore/cookie-name-tweak

# Conflicts:
#	src/web/assets/cp/dist/cp.js
#	src/web/assets/cp/dist/cp.js.map

Author: brandonkelly

CHANGELOG-WIP.md

@@ -15,6 +15,7 @@
 - Element, field, and entry type edit pages now redirect back to the previous page’s URL on save. ([#16140](https://github.com/craftcms/cms/pull/16140))
 - Bulk element actions are now available on element indexes for mobile devices.
 - Textual condition rules are now case-insensitive. ([#18107](https://github.com/craftcms/cms/issues/18107))
+- Added support for exporting elements as XLSX and YAML files. ([#18160](https://github.com/craftcms/cms/pull/18160))
 
 ### Accessibility
 - Improved the accessibility of the Orientation setting within the Image Editor’s crop tool. ([#17690](https://github.com/craftcms/cms/pull/17690))
@@ -45,6 +46,7 @@
 - The `maxCachedCloudImageSize` config setting is now set to `0` by default. ([#17997](https://github.com/craftcms/cms/pull/17997))
 - System message emails are now rendered using GitHub-flavored Markdown. ([#18058](https://github.com/craftcms/cms/discussions/18058))
 - Drag-and-drop icons are now longer shown for devices that don’t support pointer events. ([#18067](https://github.com/craftcms/cms/pull/18067))
+- The Caches utility now keeps track of which options were previously selected. ([#9447](https://github.com/craftcms/cms/discussions/9447))
 
 ### Development
 - Reference tags now support fallback values when no attribute is specified. ([#17688](https://github.com/craftcms/cms/pull/17688))
@@ -91,9 +93,14 @@
 - Added `craft\services\Search::deleteOrphanedIndexJobs()`.
 - Added `craft\services\Structure::EVENT_AFTER_UPDATE_ELEMENT`.
 - Added `craft\services\Structure::EVENT_BEFORE_UPDATE_ELEMENT`.
+- Added `craft\web\BaseSpreadsheetResponseFormatter`.
 - Added `craft\web\GqlResponseFormatter`.
 - Added `craft\web\Request::getHasInvalidToken()`.
 - Added `craft\web\Response::FORMAT_GQL`.
+- Added `craft\web\Response::FORMAT_XLSX`.
+- Added `craft\web\Response::FORMAT_YAML`.
+- Added `craft\web\XlsxResponseFormatter`.
+- Added `craft\web\YamlResponseFormatter`.
 - Added `craft\web\twig\nodes\BaseNode`.
 - Added `Craft.BaseElementIndex::asyncSelectDefaultSource()`.
 - Added `Craft.BaseElementIndex::asyncSelectSource()`.
@@ -112,10 +119,15 @@
 - `craft\services\ElementSources::sourceExists()` now has a `$page` argument. ([#17779](https://github.com/craftcms/cms/pull/17779))
 - `craft\web\Request::accepts()` now accepts wildcard characters (`*`) in the `$contentType` argument, to check for a range of MIME types (e.g. `application/*+json`).
 - `craft\web\Request::getAcceptsJson()` now returns `true` for requests with `Content-Type` headers that match `application/*+json`, in addition to `application/json`.
+- Checkbox selects can now be configured with a `storageKey` setting.
 - Deprecated `craft\fields\BaseRelationField::$showCardsInGrid`.
 - Deprecated `craft\fields\Matrix::$showCardsInGrid`.
+- Deprecated `craft\helpers\StringHelper::capitalizePersonalName()`. `toPascalCase()` should be used instead.
+- Deprecated `craft\helpers\StringHelper::isWhitespace()`. `isBlank()` should be used instead.
+- Deprecated `craft\helpers\StringHelper::upperCamelize()`. `toPascalCase()` should be used instead.
 - Deprecated `craft\services\Structure::EVENT_AFTER_MOVE_ELEMENT`. `EVENT_AFTER_UPDATE_ELEMENT` should be used instead.
 - Deprecated `craft\services\Structure::EVENT_BEFORE_MOVE_ELEMENT`. `EVENT_BEFORE_UPDATE_ELEMENT` should be used instead.
+- Deprecated `craft\web\CsvResponseResponseFormatter::$escapeChar`.
 - Deprecated `Craft.BaseElementIndex::selectDefaultSource()`.
 - Deprecated `Craft.BaseElementIndex::selectSource()`.
 - Deprecated `Craft.BaseElementIndex::selectSourceByKey()`.
@@ -133,4 +145,7 @@
 - Fixed a bug where titles, slugs, and required custom field values weren’t always getting propagated to other sites when creating a new element. ([#17955](https://github.com/craftcms/cms/issues/17955))
 - Fixed a bug where it was possible to create more than five users with the Team edition.
 - Fixed a bug where deadlocks could occur when updating elements’ search indexes. ([#18139](https://github.com/craftcms/cms/pull/18139))
+- Added the Illuminate Support library.
+- Added the PhpSpreadsheet library.
 - Updated Twig to 3.21. ([#17603](https://github.com/craftcms/cms/discussions/17603))
+- Removed the Stringy library. ([#16606](https://github.com/craftcms/cms/issues/16606))

CHANGELOG.md

@@ -3,6 +3,11 @@
 ## Unreleased
 
 - Fixed a bug where Matrix fields’ Entry Types settings were partially interactive when admin changes were disallowed. ([#18145](https://github.com/craftcms/cms/pull/18145))
+- Fixed a bug where users could be unable to sign in if an inactive user account existed with the same email address. ([#18148](https://github.com/craftcms/cms/issues/18148))
+- Fixed a bug where Content Block fields could appear to be missing their content when viewing a revision. ([#18149](https://github.com/craftcms/cms/issues/18149))
+- Fixed a bug where Dropdown and Radio Button fields weren’t handling `:empty:`/`:notempty:` element query params properly for options with blank values. ([#18156](https://github.com/craftcms/cms/issues/18156))
+- Fixed a bug where chip icons were getting rounded. ([#18163](https://github.com/craftcms/cms/pull/18163))
+- Fixed a bug where object templates that included another template were missing variables. ([#18165](https://github.com/craftcms/cms/issues/18165))
 
 ## 5.8.21 - 2025-12-04
 

composer.json

@@ -44,11 +44,13 @@
     "enshrined/svg-sanitize": "~0.22.0",
     "guzzlehttp/guzzle": "^7.2.0",
     "illuminate/collections": "^v10.42.0",
+    "illuminate/support": "^10.49",
     "league/uri": "^7.0",
     "mikehaertl/php-shellcommand": "^1.6.3",
     "moneyphp/money": "^4.0",
     "monolog/monolog": "^3.0",
     "phpdocumentor/reflection-docblock": "^5.3",
+    "phpoffice/phpspreadsheet": "^5.3",
     "pixelandtonic/imagine": "~1.3.3.1",
     "pragmarx/google2fa": "^8.0",
     "pragmarx/recovery": "^0.2.1",
@@ -65,7 +67,7 @@
     "symfony/yaml": "^5.2.3|^6.0|^7.0",
     "theiconic/name-parser": "^1.2",
     "twig/twig": "~3.21.1",
-    "voku/stringy": "^6.4.0",
+    "voku/portable-ascii": "^2.0",
     "web-auth/webauthn-lib": "~4.9.0",
     "webonyx/graphql-php": "~14.11.10",
     "yiisoft/yii2": "~2.0.52.0",