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DatabaseThreadItemSet.php
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DatabaseThreadItemSet.php
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<?php
namespace MediaWiki\Extension\DiscussionTools;
use MediaWiki\Extension\DiscussionTools\ThreadItem\CommentItem;
use MediaWiki\Extension\DiscussionTools\ThreadItem\DatabaseCommentItem;
use MediaWiki\Extension\DiscussionTools\ThreadItem\DatabaseHeadingItem;
use MediaWiki\Extension\DiscussionTools\ThreadItem\DatabaseThreadItem;
use MediaWiki\Extension\DiscussionTools\ThreadItem\HeadingItem;
use MediaWiki\Extension\DiscussionTools\ThreadItem\ThreadItem;
use Wikimedia\Assert\Assert;
/**
* Groups thread items (headings and comments) generated from database.
*/
class DatabaseThreadItemSet implements ThreadItemSet {
/** @var DatabaseThreadItem[] */
private array $threadItems = [];
/** @var DatabaseCommentItem[] */
private array $commentItems = [];
/** @var DatabaseThreadItem[][] */
private array $threadItemsByName = [];
/** @var DatabaseThreadItem[] */
private array $threadItemsById = [];
/** @var DatabaseHeadingItem[] */
private array $threads = [];
/**
* @inheritDoc
* @param ThreadItem $item
*/
public function addThreadItem( ThreadItem $item ) {
Assert::precondition( $item instanceof DatabaseThreadItem, 'Must be DatabaseThreadItem' );
$this->threadItems[] = $item;
if ( $item instanceof CommentItem ) {
$this->commentItems[] = $item;
}
if ( $item instanceof HeadingItem ) {
$this->threads[] = $item;
}
}
/**
* @inheritDoc
*/
public function isEmpty(): bool {
return !$this->threadItems;
}
/**
* @inheritDoc
* @param ThreadItem $item
*/
public function updateIdAndNameMaps( ThreadItem $item ) {
Assert::precondition( $item instanceof DatabaseThreadItem, 'Must be DatabaseThreadItem' );
$this->threadItemsByName[ $item->getName() ][] = $item;
$this->threadItemsById[ $item->getId() ] = $item;
}
/**
* @inheritDoc
* @return DatabaseThreadItem[] Thread items
*/
public function getThreadItems(): array {
return $this->threadItems;
}
/**
* @inheritDoc
* @return DatabaseCommentItem[] Comment items
*/
public function getCommentItems(): array {
return $this->commentItems;
}
/**
* @inheritDoc
* @return DatabaseThreadItem[] Thread items, empty array if not found
*/
public function findCommentsByName( string $name ): array {
return $this->threadItemsByName[$name] ?? [];
}
/**
* @inheritDoc
* @return DatabaseThreadItem|null Thread item, null if not found
*/
public function findCommentById( string $id ): ?ThreadItem {
return $this->threadItemsById[$id] ?? null;
}
/**
* @inheritDoc
* @return DatabaseHeadingItem[] Tree structure of comments, top-level items are the headings.
*/
public function getThreads(): array {
return $this->threads;
}
/**
* @inheritDoc
* @return DatabaseHeadingItem[] Tree structure of comments, top-level items are the headings.
*/
public function getThreadsStructured(): array {
return array_values( array_filter( $this->getThreads(), static function ( DatabaseThreadItem $item ) {
return $item->getParent() === null;
} ) );
}
}

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text/x-php
Expires
Sat, Oct 3, 11:08 (1 w, 21 h ago)
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DatabaseThreadItemSet.php (2 KB)

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