39 lines
1.0 KiB
PHP
39 lines
1.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace LogseqGem;
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use League\CommonMark\Node\NodeWalker;
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use League\CommonMark\Node\Inline\Text;
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use League\CommonMark\Extension\CommonMark\Node\Inline\Link;
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class ArticleParser extends Parser {
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public function convert() {
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$gemtext = [];
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$link = 0;
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$walker = $this->document->walker();
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while ($event = $walker->next()) {
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$entering = $event->isEntering();
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$node = $event->getNode();
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if ($entering && $node instanceof Text) {
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$gemtext[] = $node->getLiteral();
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}
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if ($entering && $node instanceof Link) {
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$label = $walker->next()->getNode();
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if (!$label instanceof Text) {
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throw new \Exception('Expected next node in Link to be Text, got ' . get_class($label));
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}
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$gemtext[] = sprintf('=> %s %s', $node->getUrl(), $label->getLiteral());
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}
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}
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return implode("\n\n", $gemtext);
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}
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}
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