Current File : //home2/selectio/www/3-idiots/vendor/league/commonmark/src/Extension/Mention/MentionParser.php
<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Extension\Mention;
use League\CommonMark\Extension\Mention\Generator\CallbackGenerator;
use League\CommonMark\Extension\Mention\Generator\MentionGeneratorInterface;
use League\CommonMark\Extension\Mention\Generator\StringTemplateLinkGenerator;
use League\CommonMark\Parser\Inline\InlineParserInterface;
use League\CommonMark\Parser\Inline\InlineParserMatch;
use League\CommonMark\Parser\InlineParserContext;
final class MentionParser implements InlineParserInterface
{
/** @psalm-readonly */
private string $name;
/** @psalm-readonly */
private string $prefix;
/** @psalm-readonly */
private string $identifierPattern;
/** @psalm-readonly */
private MentionGeneratorInterface $mentionGenerator;
public function __construct(string $name, string $prefix, string $identifierPattern, MentionGeneratorInterface $mentionGenerator)
{
$this->name = $name;
$this->prefix = $prefix;
$this->identifierPattern = $identifierPattern;
$this->mentionGenerator = $mentionGenerator;
}
public function getMatchDefinition(): InlineParserMatch
{
return InlineParserMatch::join(
InlineParserMatch::string($this->prefix),
InlineParserMatch::regex($this->identifierPattern)
);
}
public function parse(InlineParserContext $inlineContext): bool
{
$cursor = $inlineContext->getCursor();
// The prefix must not have any other characters immediately prior
$previousChar = $cursor->peek(-1);
if ($previousChar !== null && \preg_match('/\w/', $previousChar)) {
// peek() doesn't modify the cursor, so no need to restore state first
return false;
}
[$prefix, $identifier] = $inlineContext->getSubMatches();
$mention = $this->mentionGenerator->generateMention(new Mention($this->name, $prefix, $identifier));
if ($mention === null) {
return false;
}
$cursor->advanceBy($inlineContext->getFullMatchLength());
$inlineContext->getContainer()->appendChild($mention);
return true;
}
public static function createWithStringTemplate(string $name, string $prefix, string $mentionRegex, string $urlTemplate): MentionParser
{
return new self($name, $prefix, $mentionRegex, new StringTemplateLinkGenerator($urlTemplate));
}
public static function createWithCallback(string $name, string $prefix, string $mentionRegex, callable $callback): MentionParser
{
return new self($name, $prefix, $mentionRegex, new CallbackGenerator($callback));
}
}
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