diff --git a/com.woltlab.wcf/package.xml b/com.woltlab.wcf/package.xml
index 1f51200606b..7e7e5e9fe4a 100644
--- a/com.woltlab.wcf/package.xml
+++ b/com.woltlab.wcf/package.xml
@@ -80,6 +80,18 @@
The following steps require the new files and must run after the `objectType` PIP:
acp/update_com.woltlab.wcf_6.3_userRankImage.phpacp/update_com.woltlab.wcf_6.3_reactionTypeIcon.php
+ acp/update_com.woltlab.wcf_6.3_reactionTypeL10n.php
+ acp/update_com.woltlab.wcf_6.3_userRankL10n.php
+ acp/update_com.woltlab.wcf_6.3_labelGroupL10n.php
+ acp/update_com.woltlab.wcf_6.3_contactRecipientL10n.php
+ acp/update_com.woltlab.wcf_6.3_paidSubscriptionL10n.php
+ acp/update_com.woltlab.wcf_6.3_userOptionL10n.php
+ acp/update_com.woltlab.wcf_6.3_captchaQuestionL10n.phpacp/database/update_com.woltlab.wcf_6.3_step3.php
+
+ The following step requires the new files and must run before the `cronjob` PIP, which precedes the `objectType` PIP:
+ acp/update_com.woltlab.wcf_6.3_cronjobL10n.php
+
+ `acp/database/update_com.woltlab.wcf_6.3_step3.php` must run after all of the scripts above, including `acp/update_com.woltlab.wcf_6.3_cronjobL10n.php`.
-->
diff --git a/com.woltlab.wcf/templates/messageSidebar.tpl b/com.woltlab.wcf/templates/messageSidebar.tpl
index b1b73d95f05..1933caca995 100644
--- a/com.woltlab.wcf/templates/messageSidebar.tpl
+++ b/com.woltlab.wcf/templates/messageSidebar.tpl
@@ -117,7 +117,7 @@
{if $userProfile->getUserOption($__sidebarUserOption)}
{assign var='__formattedUserOption' value=$userProfile->getFormattedUserOption($__sidebarUserOption)}
{if $__formattedUserOption}
-
-
+{unsafe:$form->getHtml()}
{include file='footer'}
diff --git a/wcfsetup/install/files/acp/templates/useroptionsOptionType.tpl b/wcfsetup/install/files/acp/templates/useroptionsOptionType.tpl
index 32616118450..f478c6ff844 100644
--- a/wcfsetup/install/files/acp/templates/useroptionsOptionType.tpl
+++ b/wcfsetup/install/files/acp/templates/useroptionsOptionType.tpl
@@ -31,7 +31,7 @@
@@ -40,6 +40,6 @@
{else}
{foreach from=$availableOptions item=availableOption}
-
+
{/foreach}
{/if}
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_captchaQuestionL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_captchaQuestionL10n.php
new file mode 100644
index 00000000000..5187b9f241e
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_captchaQuestionL10n.php
@@ -0,0 +1,54 @@
+prepare("DELETE FROM wcf1_captcha_question_l10n")->execute();
+
+L10nLanguageItemSync::migrate(
+ CaptchaQuestion::getL10nDefinition(),
+ static function (array $row): array {
+ $questionIsPhrase = (bool)\preg_match(
+ '~^wcf\.captcha\.question\.question\.question\d+$~',
+ $row['question']
+ );
+ $answersIsPhrase = $row['answers'] !== null && (bool)\preg_match(
+ '~^wcf\.captcha\.question\.answers\.question\d+$~',
+ $row['answers']
+ );
+
+ return [
+ 'sources' => [
+ 'question' => new L10nLanguageItemSource(
+ languageItem: $questionIsPhrase ? $row['question'] : null,
+ literal: $row['question'],
+ deleteAfterMigration: true,
+ ),
+ 'answers' => new L10nLanguageItemSource(
+ languageItem: $answersIsPhrase ? $row['answers'] : null,
+ literal: $row['answers'],
+ deleteAfterMigration: true,
+ ),
+ ],
+ ];
+ }
+);
+
+// Cached question objects were created without their localized values.
+CaptchaQuestionCacheBuilder::getInstance()->reset();
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_contactRecipientL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_contactRecipientL10n.php
new file mode 100644
index 00000000000..22380e78985
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_contactRecipientL10n.php
@@ -0,0 +1,105 @@
+` and
+ * `wcf.contact.recipient.email` phrases are removed.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (adding the `l10nIdentifier` column and creating the
+ * `wcf1_contact_recipient_l10n` table) must run BEFORE this script.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `name` and `email` columns) must run AFTER this script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\contact\recipient\ContactRecipient;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+$shippedLanguageItem = 'wcf.contact.recipient.name1';
+
+// Legacy `ContactRecipient::getName()` and `getEmail()` resolved any existing
+// phrase, which includes the phrases of other recipients and phrases named by
+// other packages.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT name
+ FROM wcf1_contact_recipient
+ UNION
+ SELECT email
+ FROM wcf1_contact_recipient
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_contact_recipient_l10n")->execute();
+
+// Link the shipped administrator recipient to its language variable. A legacy
+// monolingual edit deleted the phrase and stored a literal name, such a
+// recipient owns its name and stays unlinked.
+$sql = "UPDATE wcf1_contact_recipient
+ SET l10nIdentifier = CASE
+ WHEN isAdministrator = ? AND originIsSystem = ? AND name = ? THEN name
+ ELSE NULL
+ END";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute([1, 1, $shippedLanguageItem]);
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ ContactRecipient::getL10nDefinition(),
+ static function (array $row) use ($existingLanguageItems): array {
+ $nameIsLanguageItem = \in_array($row['name'], $existingLanguageItems, true);
+ if ($row['isAdministrator'] === 1) {
+ $emailSource = new L10nLanguageItemSource(null, '');
+ } else {
+ $emailIsLanguageItem = \in_array($row['email'], $existingLanguageItems, true);
+ $emailSource = new L10nLanguageItemSource(
+ languageItem: $emailIsLanguageItem ? $row['email'] : null,
+ literal: $row['email'],
+ );
+ }
+
+ return [
+ 'sources' => [
+ 'name' => new L10nLanguageItemSource(
+ languageItem: $nameIsLanguageItem ? $row['name'] : null,
+ literal: $row['name'],
+ ),
+ 'email' => $emailSource,
+ ],
+ ];
+ }
+);
+
+$sql = "DELETE FROM wcf1_language_item
+ WHERE languageItem REGEXP ?
+ AND languageItem <> ?";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute([
+ '^wcf\.contact\.recipient\.(name|email)[0-9]+$',
+ $shippedLanguageItem,
+]);
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_cronjobL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_cronjobL10n.php
new file mode 100644
index 00000000000..4c2561a11de
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_cronjobL10n.php
@@ -0,0 +1,72 @@
+` phrases, together with the
+ * phrases left behind by previously deleted cronjobs.
+ *
+ * Cronjobs delivered by a package receive their descriptions from the
+ * `cronjob` PIP on every later update of that package.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (creating the `wcf1_cronjob_l10n` table) must run BEFORE this script.
+ * - The `cronjob` PIP must run AFTER this script: a cronjob created by the
+ * PIP before would be migrated from its empty `description` column, losing
+ * the values written by the PIP.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `description` column) must run AFTER this script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\cronjob\Cronjob;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+// Legacy `Cronjob::getDescription()` resolved any existing phrase, not only
+// the cronjob's own `wcf.acp.cronjob.description.cronjob`.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT description
+ FROM wcf1_cronjob
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_cronjob_l10n")->execute();
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ Cronjob::getL10nDefinition(),
+ static function (array $row) use ($existingLanguageItems): array {
+ $isLanguageItem = \in_array($row['description'], $existingLanguageItems, true);
+
+ return [
+ 'sources' => [
+ 'description' => new L10nLanguageItemSource(
+ languageItem: $isLanguageItem ? $row['description'] : null,
+ literal: $row['description'],
+ ),
+ ],
+ ];
+ }
+);
+
+$sql = "DELETE FROM wcf1_language_item
+ WHERE languageItem REGEXP ?";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute(['^wcf\.acp\.cronjob\.description\.cronjob[0-9]+$']);
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_labelGroupL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_labelGroupL10n.php
new file mode 100644
index 00000000000..227113f3df9
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_labelGroupL10n.php
@@ -0,0 +1,74 @@
+` phrases
+ * are removed, together with the phrases that older versions left behind when
+ * a label group was deleted.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (creating the `wcf1_label_group_l10n` table) must run BEFORE this script.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `groupName` column) must run AFTER this script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\label\group\LabelGroup;
+use wcf\system\cache\builder\LabelCacheBuilder;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+// Legacy `LabelGroup::getTitle()` resolved any existing phrase, which includes
+// the phrases of other label groups and phrases named by other packages.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT groupName
+ FROM wcf1_label_group
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_label_group_l10n")->execute();
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ LabelGroup::getL10nDefinition(),
+ static function (array $row) use ($existingLanguageItems): array {
+ $isLanguageItem = \in_array($row['groupName'], $existingLanguageItems, true);
+
+ return [
+ 'sources' => [
+ 'groupName' => new L10nLanguageItemSource(
+ languageItem: $isLanguageItem ? $row['groupName'] : null,
+ literal: $row['groupName'],
+ ),
+ ],
+ ];
+ }
+);
+
+// Cached label groups were created without their localized values. Reset
+// before the phrases are removed, because a failure after the removal makes a
+// retry migrate the phrase names as literals.
+LabelCacheBuilder::getInstance()->reset();
+
+$sql = "DELETE FROM wcf1_language_item
+ WHERE languageItem REGEXP ?";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute(['^wcf\.acp\.label\.group[0-9]+$']);
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_paidSubscriptionL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_paidSubscriptionL10n.php
new file mode 100644
index 00000000000..98442fda92f
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_paidSubscriptionL10n.php
@@ -0,0 +1,163 @@
+` and
+ * `wcf.paidSubscription.subscription.description` phrases are removed,
+ * including those left behind by previously deleted subscriptions.
+ *
+ * The positions of the subscriptions are renumbered consecutively, because
+ * the show order is now maintained relative to the other subscriptions.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (creating the `wcf1_paid_subscription_l10n` table) must run BEFORE this
+ * script.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `title` and `description` columns) must run AFTER this
+ * script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\paid\subscription\PaidSubscription;
+use wcf\system\html\input\HtmlInputProcessor;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+$languageItemPattern = '^wcf\.paidSubscription\.subscription[0-9]+(\.description)?$';
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_paid_subscription_l10n")->execute();
+
+// The length of phrases was never validated, and the language editor allows
+// phrases of any length. Titles are shortened by the migration, but the limit of
+// the description is measured in bytes. The phrases are removed below anyway,
+// shortening them is lossless for a retry. A shortened HTML description is
+// repaired by the input processor below.
+foreach (['languageItemValue', 'languageCustomItemValue'] as $valueColumn) {
+ $sql = "UPDATE wcf1_language_item
+ SET {$valueColumn} = SUBSTRING({$valueColumn}, 1, 16383)
+ WHERE languageItem REGEXP ?
+ AND LENGTH({$valueColumn}) > 65535";
+ $statement = WCF::getDB()->prepare($sql);
+ $statement->execute(['^wcf\.paidSubscription\.subscription[0-9]+\.description$']);
+}
+
+// Legacy `PaidSubscription::getTitle()` resolved any existing phrase, which
+// includes the phrases of other subscriptions and phrases named by other
+// packages. `getDescription()` only resolved the subscription phrase pattern.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT title
+ FROM wcf1_paid_subscription
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingTitleLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT description
+ FROM wcf1_paid_subscription
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingDescriptionLanguageItems = \array_filter(
+ $statement->fetchAll(\PDO::FETCH_COLUMN),
+ static fn(string $languageItem) => \preg_match('~^wcf.paidSubscription.subscription\d+.description$~', $languageItem) === 1
+);
+
+$sql = "SELECT subscriptionID
+ FROM wcf1_paid_subscription
+ ORDER BY showOrder, subscriptionID";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$subscriptionIDs = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+$sql = "UPDATE wcf1_paid_subscription
+ SET showOrder = ?
+ WHERE subscriptionID = ?";
+$statement = WCF::getDB()->prepare($sql);
+foreach ($subscriptionIDs as $index => $subscriptionID) {
+ $statement->execute([
+ $index + 1,
+ $subscriptionID,
+ ]);
+}
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ PaidSubscription::getL10nDefinition(),
+ static function (array $row) use ($existingTitleLanguageItems, $existingDescriptionLanguageItems): array {
+ $description = $row['description'] ?? '';
+
+ return [
+ 'sources' => [
+ 'title' => new L10nLanguageItemSource(
+ languageItem: \in_array($row['title'], $existingTitleLanguageItems, true) ? $row['title'] : null,
+ literal: $row['title'],
+ ),
+ 'description' => new L10nLanguageItemSource(
+ languageItem: \in_array($description, $existingDescriptionLanguageItems, true) ? $description : null,
+ literal: $description,
+ ),
+ ],
+ ];
+ }
+);
+
+$sql = "SELECT subscriptionID, languageID, description
+ FROM wcf1_paid_subscription_l10n";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$rows = $statement->fetchAll(\PDO::FETCH_ASSOC);
+
+$sql = "UPDATE wcf1_paid_subscription_l10n
+ SET description = ?
+ WHERE subscriptionID = ?
+ AND languageID <=> ?";
+$updateStatement = WCF::getDB()->prepare($sql);
+foreach ($rows as $row) {
+ // Descriptions without HTML are legacy plain text, which is still rendered
+ // as such by `PaidSubscription::getFormattedDescription()`.
+ if ($row['description'] === null || \preg_match('~^<[a-z]+~', $row['description']) !== 1) {
+ continue;
+ }
+
+ // The processed HTML can be longer than its source and exceed the column.
+ $description = $row['description'];
+ do {
+ $htmlInputProcessor = new HtmlInputProcessor();
+ $htmlInputProcessor->process($description, 'com.woltlab.wcf.paidSubscription', $row['subscriptionID']);
+ $html = $htmlInputProcessor->getHtml();
+
+ $description = \mb_substr($description, 0, (int)(\mb_strlen($description) * 0.9));
+ } while (\strlen($html) > 65535);
+
+ $updateStatement->execute([
+ $html,
+ $row['subscriptionID'],
+ $row['languageID'],
+ ]);
+}
+
+$sql = "DELETE FROM wcf1_language_item
+ WHERE languageItem REGEXP ?";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute([$languageItemPattern]);
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_reactionTypeL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_reactionTypeL10n.php
new file mode 100644
index 00000000000..b63f64b78d5
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_reactionTypeL10n.php
@@ -0,0 +1,122 @@
+` language
+ * variable) into the `wcf1_reaction_type_l10n` table.
+ *
+ * The reaction types shipped with the package (`wcf.reactionType.title1` to
+ * `wcf.reactionType.title5`) are linked to their language variable via
+ * `l10nIdentifier`; their localized values are stored as pristine copies and
+ * kept in sync with the phrases. Reaction types created by an administrator
+ * own their title: they stay unlinked and their obsolete phrases are removed,
+ * together with the phrases left behind by previously deleted reaction types.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (adding the `l10nIdentifier` column and creating the
+ * `wcf1_reaction_type_l10n` table) must run BEFORE this script.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `title` column) must run AFTER this script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\reaction\type\ReactionType;
+use wcf\system\cache\builder\ReactionTypeCacheBuilder;
+use wcf\system\database\util\PreparedStatementConditionBuilder;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+$shippedLanguageItems = [
+ 'wcf.reactionType.title1',
+ 'wcf.reactionType.title2',
+ 'wcf.reactionType.title3',
+ 'wcf.reactionType.title4',
+ 'wcf.reactionType.title5',
+];
+
+// Legacy `ReactionType::getTitle()` resolved any existing phrase, which
+// includes phrases named by other packages.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT title
+ FROM wcf1_reaction_type
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+$getOwnLanguageItem = static function (array $row): ?string {
+ $languageItem = 'wcf.reactionType.title' . $row['reactionTypeID'];
+
+ // `wcf.reactionType.title` is a placeholder written by the legacy create
+ // action before the phrase of the new reaction type was saved.
+ if ($row['title'] === $languageItem || $row['title'] === 'wcf.reactionType.title') {
+ return $languageItem;
+ }
+
+ return null;
+};
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_reaction_type_l10n")->execute();
+
+// Link the shipped reaction types to their language variable; reaction types
+// created by an administrator own their title and stay unlinked.
+$statement = WCF::getDB()->prepare("SELECT reactionTypeID, title FROM wcf1_reaction_type");
+$statement->execute();
+$updateStatement = WCF::getDB()->prepare(
+ "UPDATE wcf1_reaction_type SET l10nIdentifier = ? WHERE reactionTypeID = ?"
+);
+while ($row = $statement->fetchArray()) {
+ $languageItem = $getOwnLanguageItem($row);
+
+ $updateStatement->execute([
+ \in_array($languageItem, $shippedLanguageItems, true) ? $languageItem : null,
+ $row['reactionTypeID'],
+ ]);
+}
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ ReactionType::getL10nDefinition(),
+ static function (array $row) use ($getOwnLanguageItem, $existingLanguageItems): array {
+ $languageItem = $getOwnLanguageItem($row);
+ if ($languageItem === null && \in_array($row['title'], $existingLanguageItems, true)) {
+ $languageItem = $row['title'];
+ }
+
+ return [
+ 'sources' => [
+ 'title' => new L10nLanguageItemSource(
+ languageItem: $languageItem,
+ literal: $row['title'],
+ ),
+ ],
+ ];
+ }
+);
+
+// Removes the migrated phrases as well as those the legacy code left behind:
+// the delete action never removed the phrase of a reaction type, and switching
+// a title to a monolingual value kept the previous phrase.
+$conditions = new PreparedStatementConditionBuilder();
+$conditions->add('languageItem REGEXP ?', ['^wcf\.reactionType\.title[0-9]+$']);
+$conditions->add('languageItem NOT IN (?)', [$shippedLanguageItems]);
+$sql = "DELETE FROM wcf1_language_item
+ {$conditions}";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute($conditions->getParameters());
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
+
+// Cached reaction types were created without their localized values.
+ReactionTypeCacheBuilder::getInstance()->reset();
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userOptionL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userOptionL10n.php
new file mode 100644
index 00000000000..ce9306e4712
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userOptionL10n.php
@@ -0,0 +1,67 @@
+[.description]` language variables into the
+ * `wcf1_user_option_l10n` table.
+ *
+ * System options (shipped by a package) are linked to their language variable
+ * via `l10nIdentifier`; their localized values are stored as pristine copies
+ * and kept in sync with the phrases. Options created by an administrator
+ * (`option`) own their localized value: they stay unlinked and their
+ * obsolete phrases are removed.
+ *
+ * IMPORTANT ordering constraint for package.xml: The database script
+ * `acp/database/update_com.woltlab.wcf_6.3_step1.php` (adding the
+ * `l10nIdentifier` column and creating the `wcf1_user_option_l10n` table) must
+ * run BEFORE this script.
+ */
+
+use wcf\data\user\option\UserOption;
+use wcf\system\cache\builder\UserOptionCacheBuilder;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\WCF;
+
+$isAdminCreated = static fn(string $optionName): bool => (bool)\preg_match('/^option\d+$/', $optionName);
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_user_option_l10n")->execute();
+
+// Link system options to their language variable; administrator created
+// options own their localized value and stay unlinked.
+$statement = WCF::getDB()->prepare("SELECT optionID, optionName FROM wcf1_user_option");
+$statement->execute();
+$updateStatement = WCF::getDB()->prepare(
+ "UPDATE wcf1_user_option SET l10nIdentifier = ? WHERE optionID = ?"
+);
+while ($row = $statement->fetchArray()) {
+ $updateStatement->execute([
+ $isAdminCreated($row['optionName']) ? null : 'wcf.user.option.' . $row['optionName'],
+ $row['optionID'],
+ ]);
+}
+
+// Migrate the phrase values into the l10n storage.
+L10nLanguageItemSync::migrate(
+ UserOption::getL10nDefinition(),
+ static function (array $row) use ($isAdminCreated): array {
+ $adminCreated = $isAdminCreated($row['optionName']);
+ $identifier = 'wcf.user.option.' . $row['optionName'];
+
+ return [
+ 'sources' => [
+ 'title' => new L10nLanguageItemSource(
+ languageItem: $identifier,
+ deleteAfterMigration: $adminCreated,
+ ),
+ 'description' => new L10nLanguageItemSource(
+ languageItem: $identifier . '.description',
+ deleteAfterMigration: $adminCreated,
+ ),
+ ],
+ ];
+ }
+);
+
+UserOptionCacheBuilder::getInstance()->reset();
diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userRankL10n.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userRankL10n.php
new file mode 100644
index 00000000000..84d1d980d68
--- /dev/null
+++ b/wcfsetup/install/files/acp/update_com.woltlab.wcf_6.3_userRankL10n.php
@@ -0,0 +1,109 @@
+` phrases are removed, together with the
+ * phrases left behind by previously deleted user ranks.
+ *
+ * IMPORTANT ordering constraints for package.xml:
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step1.php`
+ * (adding the `l10nIdentifier` column and creating the
+ * `wcf1_user_rank_l10n` table) must run BEFORE this script.
+ * - The database script `acp/database/update_com.woltlab.wcf_6.3_step3.php`
+ * (dropping the `rankTitle` column) must run AFTER this script.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ */
+
+use wcf\data\user\rank\UserRank;
+use wcf\system\cache\builder\UserRankCacheBuilder;
+use wcf\system\l10n\L10nLanguageItemSource;
+use wcf\system\l10n\L10nLanguageItemSync;
+use wcf\system\language\LanguageFactory;
+use wcf\system\WCF;
+
+$shippedLanguageItems = [
+ 'wcf.user.rank.administrator',
+ 'wcf.user.rank.moderator',
+ 'wcf.user.rank.user0',
+ 'wcf.user.rank.user1',
+ 'wcf.user.rank.user2',
+ 'wcf.user.rank.user3',
+ 'wcf.user.rank.user4',
+ 'wcf.user.rank.user5',
+];
+
+// Legacy `UserRank::getTitle()` resolved any existing phrase, which includes
+// the phrases of other user ranks and phrases named by other packages.
+$sql = "SELECT DISTINCT languageItem
+ FROM wcf1_language_item
+ WHERE languageItem IN (
+ SELECT rankTitle
+ FROM wcf1_user_rank
+ )";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute();
+$existingLanguageItems = $statement->fetchAll(\PDO::FETCH_COLUMN);
+
+// This script owns the table's content at this point (idempotency on re-runs).
+WCF::getDB()->prepare("DELETE FROM wcf1_user_rank_l10n")->execute();
+
+// Link the shipped user ranks to their language variable; user ranks created
+// by an administrator own their title and stay unlinked.
+$statement = WCF::getDB()->prepare("SELECT rankID, rankTitle FROM wcf1_user_rank");
+$statement->execute();
+$updateStatement = WCF::getDB()->prepare(
+ "UPDATE wcf1_user_rank SET l10nIdentifier = ? WHERE rankID = ?"
+);
+while ($row = $statement->fetchArray()) {
+ $updateStatement->execute([
+ \in_array($row['rankTitle'], $shippedLanguageItems, true) ? $row['rankTitle'] : null,
+ $row['rankID'],
+ ]);
+}
+
+// The phrases are removed only by the final `DELETE` below, so that a failure
+// before it leaves them in place for a retry.
+L10nLanguageItemSync::migrate(
+ UserRank::getL10nDefinition(),
+ static function (array $row) use ($existingLanguageItems): array {
+ $isLanguageItem = \in_array($row['rankTitle'], $existingLanguageItems, true);
+
+ return [
+ 'sources' => [
+ 'rankTitle' => new L10nLanguageItemSource(
+ languageItem: $isLanguageItem ? $row['rankTitle'] : null,
+ literal: $row['rankTitle'],
+ ),
+ ],
+ ];
+ }
+);
+
+// Cached user ranks were created without their localized values. Reset
+// before the phrases are removed, because a failure after the removal makes a
+// retry migrate the phrase names as literals.
+UserRankCacheBuilder::getInstance()->reset();
+
+// Removes the migrated phrases as well as those the legacy code left behind:
+// deleting a user group removed its user ranks without their phrases, and
+// before 6.2 the phrases were saved in the `wcf.user` category, which the
+// legacy cleanup did not cover.
+$sql = "DELETE FROM wcf1_language_item
+ WHERE languageItem REGEXP ?";
+$statement = WCF::getDB()->prepare($sql);
+$statement->execute(['^wcf\.user\.rank\.userRank[0-9]+$']);
+if ($statement->getAffectedRows() > 0) {
+ LanguageFactory::getInstance()->deleteLanguageCache();
+}
diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Component/Reaction/Button.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Component/Reaction/Button.js
index 024a2cc1a68..b23668dbb83 100644
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Component/Reaction/Button.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Component/Reaction/Button.js
@@ -69,7 +69,7 @@ define(["require", "exports", "tslib", "WoltLabSuite/Core/Api/Reactions/RevertRe
reactionTypeButton.innerHTML = reactionType.renderedIcon;
const reactionTypeButtonTitle = document.createElement("span");
reactionTypeButtonTitle.className = "reactionTypeButtonTitle";
- reactionTypeButtonTitle.innerHTML = reactionType.title;
+ reactionTypeButtonTitle.textContent = reactionType.title;
reactionTypeButton.appendChild(reactionTypeButtonTitle);
reactionTypeButton.addEventListener("click", () => this.#click(reactionType.reactionTypeID));
if (!reactionType.isAssignable) {
diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Form/Builder/Field/CkeditorI18n.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Form/Builder/Field/CkeditorI18n.js
new file mode 100644
index 00000000000..c2256673134
--- /dev/null
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Form/Builder/Field/CkeditorI18n.js
@@ -0,0 +1,27 @@
+/**
+ * Data handler for CKEditor with l10n support.
+ *
+ * @author Alexander Ebert
+ * @copyright 2001-2026 WoltLab GmbH
+ * @license GNU Lesser General Public License
+ * @since 6.3
+ */
+define(["require", "exports", "tslib", "./ValueI18n", "WoltLabSuite/Core/Component/Ckeditor/Event", "WoltLabSuite/Core/Component/Ckeditor"], function (require, exports, tslib_1, ValueI18n_1, Event_1, Ckeditor_1) {
+ "use strict";
+ Object.defineProperty(exports, "__esModule", { value: true });
+ exports.CkeditorI18n = void 0;
+ ValueI18n_1 = tslib_1.__importDefault(ValueI18n_1);
+ class CkeditorI18n extends ValueI18n_1.default {
+ _getData() {
+ // CKEditor does not permanently mirror the contents to the