<?php
/**
* @package s9e\TextFormatter
* @copyright Copyright (c) 2010-2021 The s9e authors
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
namespace s9e\TextFormatter\Plugins\Preg;
use s9e\TextFormatter\Plugins\ParserBase;
class Parser extends ParserBase
{
/**
* {@inheritdoc}
*/
public function parse($text, array $matches)
{
foreach ($this->config['generics'] as list($tagName, $regexp, $passthroughIdx, $map))
{
preg_match_all($regexp, $text, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE);
foreach ($matches as $m)
{
$startTagPos = $m[0][1];
$matchLen = strlen($m[0][0]);
if ($passthroughIdx && isset($m[$passthroughIdx]) && $m[$passthroughIdx][0] !== '')
{
// Compute the position and length of the start tag, end tag, and the content in
// between. PREG_OFFSET_CAPTURE gives us the position of the content, and we
// know its length. Everything before is considered part of the start tag, and
// everything after is considered part of the end tag
$contentPos = $m[$passthroughIdx][1];
$contentLen = strlen($m[$passthroughIdx][0]);
$startTagLen = $contentPos - $startTagPos;
$endTagPos = $contentPos + $contentLen;
$endTagLen = $matchLen - ($startTagLen + $contentLen);
$tag = $this->parser->addTagPair($tagName, $startTagPos, $startTagLen, $endTagPos, $endTagLen, -100);
}
else
{
$tag = $this->parser->addSelfClosingTag($tagName, $startTagPos, $matchLen, -100);
}
foreach ($map as $i => $attrName)
{
if ($attrName && isset($m[$i]) && $m[$i][0] !== '')
{
$tag->setAttribute($attrName, $m[$i][0]);
}
}
}
}
}
}