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<?php
namespace MediaWiki\CommentFormatter;
use MediaWiki\Linker\LinkTarget;
use Traversable;
/**
* This class provides a fluent interface for formatting a batch of comments.
*
* @since 1.38
*/
class CommentBatch {
/** @var CommentFormatter */
private $formatter;
/** @var iterable<CommentItem>|Traversable */
private $comments;
/** @var bool|null */
private $useBlock;
/** @var bool|null */
private $useParentheses;
/** @var LinkTarget|null */
private $selfLinkTarget;
/** @var bool|null */
private $samePage;
/** @var string|false|null */
private $wikiId;
/** @var bool|null */
private $enableSectionLinks;
/**
* @internal Use CommentFormatter::createBatch()
*
* @param CommentFormatter $formatter
*/
public function __construct( CommentFormatter $formatter ) {
$this->formatter = $formatter;
}
/**
* Set the comments to be formatted. This can be an array of CommentItem
* objects, or it can be an iterator which generates CommentItem objects.
*
* Theoretically iterable should imply Traversable, but PHPStorm gives an
* error when RowCommentIterator is passed as iterable<CommentItem>.
*
* @param iterable<CommentItem>|Traversable $comments
* @return $this
*/
public function comments( $comments ) {
$this->comments = $comments;
return $this;
}
/**
* Specify the comments to be formatted as an array of strings. This is a
* simplified wrapper for comments() which does not allow you to set options
* on a per-comment basis.
*
* $strings must be an array -- use comments() if you want to use an iterator.
*
* @param string[] $strings
* @return $this
*/
public function strings( array $strings ) {
$this->comments = new StringCommentIterator( $strings );
return $this;
}
/**
* Wrap each comment in standard punctuation and formatting if it's
* non-empty. Empty comments remain empty. This causes the batch to work
* like the old Linker::commentBlock().
*
* If this function is not called, the option is false.
*
* @param bool $useBlock
* @return $this
*/
public function useBlock( $useBlock = true ) {
$this->useBlock = $useBlock;
return $this;
}
/**
* Wrap each comment with parentheses. This has no effect if the useBlock
* option is not enabled.
*
* Unlike the legacy Linker::commentBlock(), this option defaults to false
* if this method is not called, since that better preserves the fluent
* style.
*
* @param bool $useParentheses
* @return $this
*/
public function useParentheses( $useParentheses = true ) {
$this->useParentheses = $useParentheses;
return $this;
}
/**
* Set the title to be used for self links in the comments. If there is no
* title specified either here or in the item, fragment links are not
* expanded.
*
* @param LinkTarget $selfLinkTarget
* @return $this
*/
public function selfLinkTarget( LinkTarget $selfLinkTarget ) {
$this->selfLinkTarget = $selfLinkTarget;
return $this;
}
/**
* Set the option to enable/disable section links formatted as C-style
* comments, as used in revision comments to indicate the section which
* was edited.
*
* If the method is not called, the option is true. Setting this to false
* approximately emulates Linker::formatLinksInComment() except that HTML
* in the input is escaped.
*
* @param bool $enable
* @return $this
*/
public function enableSectionLinks( $enable ) {
$this->enableSectionLinks = $enable;
return $this;
}
/**
* Disable section links formatted as C-style comments, as used in revision
* comments to indicate the section which was edited. Calling this
* approximately emulates Linker::formatLinksInComment() except that HTML
* in the input is escaped.
*
* @return $this
*/
public function disableSectionLinks() {
$this->enableSectionLinks = false;
return $this;
}
/**
* Set the same-page option. If this is true, section links and fragment-
* only wikilinks are rendered with an href that is a fragment-only URL.
* If it is false (the default), such links go to the self link title.
*
* This can also be set per-item using CommentItem::samePage().
*
* This is equivalent to $local in the old Linker methods.
*
* @param bool $samePage
* @return $this
*/
public function samePage( $samePage = true ) {
$this->samePage = $samePage;
return $this;
}
/**
* ID of the wiki to link to (if not the local wiki), as used by WikiMap.
* This is used to render comments which are loaded from a foreign wiki.
* This only affects links which are syntactically internal -- it has no
* effect on interwiki links.
*
* This can also be set per-item using CommentItem::wikiId().
*
* @param string|false|null $wikiId
* @return $this
*/
public function wikiId( $wikiId ) {
$this->wikiId = $wikiId;
return $this;
}
/**
* Format the comments and produce an array of HTML fragments.
*
* @return string[]
*/
public function execute() {
return $this->formatter->formatItemsInternal(
$this->comments,
$this->selfLinkTarget,
$this->samePage,
$this->wikiId,
$this->enableSectionLinks,
$this->useBlock,
$this->useParentheses
);
}
}