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<?php |
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/* |
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* This file is part of the league/commonmark package. |
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* |
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* (c) Colin O'Dell <[email protected]> |
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* |
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* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js) |
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* - (c) John MacFarlane |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace League\CommonMark\Block\Element; |
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use League\CommonMark\ContextInterface; |
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use League\CommonMark\Cursor; |
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class ListBlock extends AbstractBlock |
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{ |
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const TYPE_UNORDERED = 'Bullet'; |
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const TYPE_ORDERED = 'Ordered'; |
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/** |
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* @var bool |
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*/ |
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protected $tight = false; |
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/** |
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* @var ListData |
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*/ |
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protected $listData; |
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public function __construct(ListData $listData) |
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{ |
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parent::__construct(); |
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$this->listData = $listData; |
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} |
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/** |
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* @return ListData |
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*/ |
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public function getListData(): ListData |
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{ |
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return $this->listData; |
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} |
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/** |
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* @return bool |
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*/ |
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public function endsWithBlankLine(): bool |
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{ |
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if ($this->lastLineBlank) { |
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return true; |
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} |
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if ($this->hasChildren()) { |
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return $this->lastChild() instanceof AbstractBlock && $this->lastChild()->endsWithBlankLine(); |
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} |
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return false; |
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} |
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/** |
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* Returns true if this block can contain the given block as a child node |
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* |
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* @param AbstractBlock $block |
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* |
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* @return bool |
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*/ |
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public function canContain(AbstractBlock $block): bool |
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{ |
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return $block instanceof ListItem; |
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} |
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/** |
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* Returns true if block type can accept lines of text |
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* |
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* @return bool |
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*/ |
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public function acceptsLines(): bool |
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{ |
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return false; |
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} |
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/** |
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* Whether this is a code block |
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* |
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* @return bool |
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*/ |
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public function isCode(): bool |
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{ |
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return false; |
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} |
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public function matchesNextLine(Cursor $cursor): bool |
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{ |
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return true; |
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} |
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public function finalize(ContextInterface $context, int $endLineNumber) |
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{ |
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parent::finalize($context, $endLineNumber); |
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$this->tight = true; // tight by default |
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foreach ($this->children() as $item) { |
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if (!($item instanceof AbstractBlock)) { |
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continue; |
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} |
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// check for non-final list item ending with blank line: |
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if ($item->endsWithBlankLine() && $item !== $this->lastChild()) { |
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$this->tight = false; |
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break; |
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} |
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// Recurse into children of list item, to see if there are |
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// spaces between any of them: |
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foreach ($item->children() as $subItem) { |
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if ($subItem instanceof AbstractBlock && $subItem->endsWithBlankLine() && ($item !== $this->lastChild() || $subItem !== $item->lastChild())) { |
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$this->tight = false; |
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break; |
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} |
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} |
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} |
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} |
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/** |
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* @return bool |
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*/ |
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255 |
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public function isTight(): bool |
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{ |
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return $this->tight; |
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} |
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/** |
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* @param bool $tight |
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* |
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* @return $this |
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*/ |
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public function setTight(bool $tight): self |
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{ |
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$this->tight = $tight; |
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return $this; |
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} |
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} |
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thephpleague /
commonmark
