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<?php |
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/** |
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* webtrees: online genealogy |
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* Copyright (C) 2021 webtrees development team |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace Fisharebest\Webtrees\CommonMark; |
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use Fisharebest\Webtrees\Gedcom; |
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use Fisharebest\Webtrees\GedcomRecord; |
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use Fisharebest\Webtrees\Registry; |
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use Fisharebest\Webtrees\Tree; |
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use League\CommonMark\Parser\Inline\InlineParserInterface; |
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use League\CommonMark\Parser\Inline\InlineParserMatch; |
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use League\CommonMark\Parser\InlineParserContext; |
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/** |
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* Convert XREFs within markdown text to links |
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*/ |
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class XrefParser implements InlineParserInterface |
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{ |
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private Tree $tree; |
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/** |
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* MarkdownXrefParser constructor. |
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* |
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* @param Tree $tree Match XREFs in this tree |
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*/ |
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public function __construct(Tree $tree) |
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{ |
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$this->tree = $tree; |
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} |
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/** |
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* We are only interested in text that begins with '@'. |
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* |
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* @return InlineParserMatch |
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*/ |
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public function getMatchDefinition(): InlineParserMatch |
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{ |
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return InlineParserMatch::regex('@(' . Gedcom::REGEX_XREF . ')@'); |
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} |
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/** |
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* @param InlineParserContext $inlineContext |
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* |
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* @return bool |
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*/ |
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public function parse(InlineParserContext $inlineContext): bool |
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{ |
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$cursor = $inlineContext->getCursor(); |
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[$xref] = $inlineContext->getSubMatches(); |
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$record = Registry::gedcomRecordFactory()->make($xref, $this->tree); |
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if ($record instanceof GedcomRecord) { |
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$cursor->advanceBy($inlineContext->getFullMatchLength()); |
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$inlineContext->getContainer()->appendChild(new XrefNode($record)); |
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return true; |
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} |
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return false; |
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} |
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} |
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fisharebest /
webtrees
