CWikiParser::Parse

function Parse($text, $type = 'text', $arFile = array(), $arParams = array())
{
	$type = $this->textType = ($type == 'html' ? 'html' : 'text');
	$this->arNowiki = array();
	$this->arLink = array();
	$this->arLinkExists = array();
	$this->arFile = $arFile;
	$this->arVersionFile = array();
	// An array can be either array (23,45,67), and array ('file_name' => 'file_path'), if this version of the document in the history of
	if (!is_array($this->arFile))
		$this->arFile = array();
	foreach ($this->arFile as $_k => $file)
	{
		if (!is_numeric($file) && !is_numeric($_k))
		{
			$this->arVersionFile[$_k] = $file;
			unset($this->arFile[$_k]);
		}
	}
	reset($this->arFile);

	if(isset($arParams["POST_URL"]))
		$this->postUrl = (CMain::IsHTTPS() ? "https://" : "http://").$_SERVER["HTTP_HOST"].$arParams["POST_URL"];

	// cut code
	$text = preg_replace_callback("/({{{(.*)}}})/imsU".BX_UTF_PCRE_MODIFIER, array(&$this, '_codeCallback'), $text);
	$text = preg_replace_callback("/([CODE](.*)[/CODE])/imsU".BX_UTF_PCRE_MODIFIER, array(&$this, '_codeCallback'), $text);

	// cut nowiki
	$text = preg_replace_callback('/((.*))/isU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_noWikiCallback'), $text);

	#if($this->textType == "html")
	#	$text = CWikiUtils::htmlspecialchars_decode($text);

	// bi
	$text = str_replace("'''", "'''", $text);
	$text = str_replace("''", "''", $text);
	$text = preg_replace(
		array(
			'/'{3}(.*)'{2}(.+)'{2}(.*)'{3}/imU'.BX_UTF_PCRE_MODIFIER,
			'/'{3}(.+)'{3}/imU'.BX_UTF_PCRE_MODIFIER,
			'/'{2}(.+)'{2}/imU'.BX_UTF_PCRE_MODIFIER
		),
		array(
			'\1\2\3',
			'\1',
			'\1'
		),
		$text);

	// hr
	$text = preg_replace( '/-----*/'.BX_UTF_PCRE_MODIFIER, '\1
', $text );

	// Header
	for($i = 6; $i >= 1; $i--)
	{
		$_H = str_repeat('=', $i);
		$text = preg_replace('/^s*'.$_H.'(.+?)'.$_H.'s*$/miU'.BX_UTF_PCRE_MODIFIER, '\1', $text);
	}


	// Internal link & categories
	$text = $this->processInternalLink($text);

	// External link
	$text = preg_replace_callback('/[((http|https|ftp)(.+))( (.+))?]/iU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_processExternalLinkCallback'), $text);


	// images and other files
	$text = preg_replace_callback('/[?[(:)?(File|'.GetMessage('FILE_NAME').'):(.+)]]?/iU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_processFileCallback'), $text);

	// TOC
	$text = $this->processToc($text);

	// Paste nowiki
	if (!empty($this->arNowiki))
		$text = preg_replace_callback('/(##NOWIKI(d+)##)/isU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_noWikiReturnCallback'), $text);


	$text = preg_replace_callback('/(##NOWIKI(d+)##)/isU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_noWikiReturn2Callback'), $text);

	if ($type == 'text')
	{
		$text = preg_replace("/()s*(){0,1}(s*(r*n)s*){1,2}/ism", "$1##NN##", $text);
		$text = preg_replace("/()s*(){0,1}(s*(r*n)s*){1,2}/ism", "$1##NN##", $text);
		$text = preg_replace("/s*(r*n)/ismU", "##BR##", $text);
		$text = self::NToBr($text);
		$text = preg_replace("/##NN##/ismU","n", $text);
		$text = preg_replace("/##BR##/ismU","
n", $text);
	}

	// Paste code
	$text = preg_replace_callback('/(##CODE(d+)##)/isU'.BX_UTF_PCRE_MODIFIER, array(&$this, '_codeReturnCallback'), $text);

	//		$text .= '
';

	return $text;
}