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TagHooks.php
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TagHooks.php
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<?php
/**
* DiscussionTools tag hooks
*
* @file
* @ingroup Extensions
* @license MIT
*/
namespace MediaWiki\Extension\DiscussionTools\Hooks;
use MediaWiki\ChangeTags\Hook\ChangeTagsListActiveHook;
use MediaWiki\ChangeTags\Hook\ListDefinedTagsHook;
use MediaWiki\Context\RequestContext;
use MediaWiki\Hook\RecentChange_saveHook;
use RecentChange;
class TagHooks implements
ChangeTagsListActiveHook,
ListDefinedTagsHook,
RecentChange_saveHook
{
private const TAGS = [
'discussiontools',
// Features:
'discussiontools-reply',
'discussiontools-edit',
'discussiontools-newtopic',
'discussiontools-added-comment',
// Input methods:
'discussiontools-source',
'discussiontools-visual',
// Temporary input method:
'discussiontools-source-enhanced',
];
/**
* @param string[] &$tags List of all active tags. Append to this array.
* @return bool|void True or no return value to continue or false to abort
*/
public function onChangeTagsListActive( &$tags ) {
$this->onListDefinedTags( $tags );
}
/**
* Populate core Special:Tags with the change tags in use by DiscussionTools.
*
* @param string[] &$tags List of tags
* @return bool|void True or no return value to continue or false to abort
*/
public function onListDefinedTags( &$tags ) {
$tags = array_merge( $tags, static::TAGS );
}
// phpcs:disable MediaWiki.NamingConventions.LowerCamelFunctionsName.FunctionName
/**
* Implements the RecentChange_save hook, to add an allowed set of changetags
* to edits.
*
* @param RecentChange $recentChange
* @return bool
*/
public function onRecentChange_save( $recentChange ) {
// only apply to api edits, since there's no case where discussiontools
// should be using the form-submit method.
if ( !defined( 'MW_API' ) ) {
return true;
}
$tags = static::getDiscussionToolsTagsFromRequest();
if ( $tags ) {
$recentChange->addTags( $tags );
}
return true;
}
/**
* Get DT tags from the dttags param in the request, and validate against known tags.
*/
public static function getDiscussionToolsTagsFromRequest(): array {
$request = RequestContext::getMain()->getRequest();
$tags = explode( ',', $request->getText( 'dttags' ) );
return array_values( array_intersect( $tags, static::TAGS ) );
}
}

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