"; var_dump($match, $url, $o); killme();

	if ($o->type=="error") return $match[0];

	$html = oembed_format_object($o);
	return $html; //oembed_iframe($html,$o->width,$o->height);

}

// [noparse][i]italic[/i][/noparse] turns into
// [noparse][ i ]italic[ /i ][/noparse],
// to hide them from parser.

function bb_spacefy($st) {
  $whole_match = $st[0];
  $captured = $st[1];
  $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
  $new_str = str_replace($captured, $spacefied, $whole_match);
  return $new_str;
}

// The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
// now turns back and the [noparse] tags are trimed
// returning [i]italic[/i]

function bb_unspacefy_and_trim($st) {
  $whole_match = $st[0];
  $captured = $st[1];
  $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
  return $unspacefied;
}

	// BBcode 2 HTML was written by WAY2WEB.net
	// extended to work with Mistpark/Friendica - Mike Macgirvin

function bbcode($Text,$preserve_nl = false, $tryoembed = true) {

	$a = get_app();

	// Hide all [noparse] contained bbtags spacefying them

	$Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
	$Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
	$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);


	// Extract a single private image which uses data url's since preg has issues with
	// large data sizes. Stash it away while we do bbcode conversion, and then put it back
	// in after we've done all the regex matching. We cannot use any preg functions to do this.

	$saved_image = '';
	$img_start = strpos($Text,'[img]data:');
	$img_end = strpos($Text,'[/img]');

	if($img_start !== false && $img_end !== false && $img_end > $img_start) {
		$start_fragment = substr($Text,0,$img_start);
		$img_start += strlen('[img]');
		$saved_image = substr($Text,$img_start,$img_end - $img_start);
		$end_fragment = substr($Text,$img_end + strlen('[/img]'));
//		logger('saved_image: ' . $saved_image,LOGGER_DEBUG);
		$Text = $start_fragment . '[$#saved_image#$]' . $end_fragment;
	}

	// If we find any event code, turn it into an event.
	// After we're finished processing the bbcode we'll
	// replace all of the event code with a reformatted version.

	$ev = bbtoevent($Text);


	// Replace any html brackets with HTML Entities to prevent executing HTML or script
	// Don't use strip_tags here because it breaks [url] search by replacing & with amp

	$Text = str_replace("<", "<", $Text);
	$Text = str_replace(">", ">", $Text);

	// Convert new line chars to html 
 tags

	$Text = nl2br($Text);
	if($preserve_nl)
		$Text = str_replace(array("\n","\r"), array('',''),$Text);


	// Set up the parameters for a URL search string
	$URLSearchString = "^\[\]";
	// Set up the parameters for a MAIL search string
	$MAILSearchString = $URLSearchString;


	// Perform URL Search

	$Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1$2', $Text);

	if ($tryoembed)
		$Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text);

	$Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);

	if ($tryoembed)
		$Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);

	$Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '$1', $Text);
	$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$2', $Text);
	//$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '$2', $Text);

	// we may need to restrict this further if it picks up too many strays
	// link acct:user@host to a webfinger profile redirector

	$Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', 'acct:' . "$1@$2$3" . '',$Text);

	// Perform MAIL Search
	$Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '$1', $Text);
	$Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '$2', $Text);

	// Check for bold text
	$Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'$1',$Text);

	// Check for Italics text
	$Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'$1',$Text);

	// Check for Underline text
	$Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'$1',$Text);

	// Check for strike-through text
	$Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'$1',$Text);

	// Check for over-line text
	$Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'$1',$Text);

	// Check for colored text
	$Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","$2",$Text);

	// Check for sized text
        // [size=50] --> font-size: 50px (with the unit).
	$Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism","$2",$Text);
	$Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","$2",$Text);

	// Check for centered text
	$Text = preg_replace("(\[center\](.*?)\[\/center\])ism","
$1
",$Text);

	// Check for list text
	$Text = str_replace("[*]", "
", $Text);
	$Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '
$1
' ,$Text);

 	// handle nested lists
	$endlessloop = 0;

	while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
	       ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) || 
	       ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false))) && (++$endlessloop < 20)) {
		$Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '
$1
' ,$Text);
		$Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '
$1
' ,$Text);
		$Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '
$1
' ,$Text);
		$Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism",'
$2
' ,$Text);
		$Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '
$2
' ,$Text);
		$Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '
$2
' ,$Text);
		$Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '
$2
' ,$Text);
		$Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '
$1
' ,$Text);
		$Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '
$1
' ,$Text);
	}

	$Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '$1' ,$Text);
	$Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '$1' ,$Text);
	$Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '$1' ,$Text);
	$Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '$1' ,$Text);

	$Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '$1' ,$Text);
	$Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '$1' ,$Text);

	$Text = str_replace('[hr]','
', $Text);

	// This is actually executed in prepare_body()

	$Text = str_replace('[nosmile]','',$Text);

	// Check for font change text
	$Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","$2",$Text);

	// Declare the format for [code] layout

	$Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);

	$CodeLayout = '$1';
	// Check for [code] text
	$Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);

	// Declare the format for [spoiler] layout
	$SpoilerLayout = '
$1
';

	// Check for [spoiler] text
	// handle nested quotes
	$endlessloop = 0;
	while ((strpos($Text, "[/spoiler]") !== false) and (strpos($Text, "[spoiler]") !== false) and (++$endlessloop < 20))
		$Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism","$SpoilerLayout", $Text);

	// Check for [spoiler=Author] text

	$t_wrote = t('$1 wrote:');

	// handle nested quotes
	$endlessloop = 0;
	while ((strpos($Text, "[/spoiler]")!== false)  and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20))
		$Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
        	                     "
" . $t_wrote . "
$2
",
                	             $Text);

	// Declare the format for [quote] layout
	$QuoteLayout = '
$1
';

	// Check for [quote] text
	// handle nested quotes
	$endlessloop = 0;
	while ((strpos($Text, "[/quote]") !== false) and (strpos($Text, "[quote]") !== false) and (++$endlessloop < 20))
		$Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);

	// Check for [quote=Author] text

	$t_wrote = t('$1 wrote:');

	// handle nested quotes
	$endlessloop = 0;
	while ((strpos($Text, "[/quote]")!== false)  and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20))
		$Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
        	                     "
" . $t_wrote . "
$2
",
                	             $Text);

	// [img=widthxheight]image source[/img]
	//$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '', $Text);
	$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '', $Text);

	// Images
	// [img]pathtoimage[/img]
	$Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '', $Text);


	// Try to Oembed
	if ($tryoembed) {
		$Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '', $Text);
		$Text = preg_replace("/\[audio\](.*?\.(ogg|ogv|oga|ogm|webm|mp4|mp3))\[\/audio\]/ism", '', $Text);

		$Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
		$Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
	} else {
		$Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text);
		$Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '$1', $Text);
	}

	// html5 video and audio


	if ($tryoembed)
		$Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '', $Text);
	else
		$Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '$1', $Text);

	// Youtube extensions
	if ($tryoembed) {
		$Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);        
		$Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);        
		$Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text); 
	}

	$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); 
	$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); 
	$Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);

	if ($tryoembed)
		$Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '', $Text);
	else
		$Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", "http://www.youtube.com/watch?v=$1", $Text);


	if ($tryoembed) {
		$Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text); 
		$Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text); 
	}

	$Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text); 
	$Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);

	if ($tryoembed)
		$Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '', $Text);
	else
		$Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", "http://vimeo.com/$1", $Text);

//	$Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '', $Text);


	// oembed tag
	$Text = oembed_bbcode2html($Text);

	// If we found an event earlier, strip out all the event code and replace with a reformatted version.
	// Replace the event-start section with the entire formatted event. The other bbcode is stripped.
	// Summary (e.g. title) is required, earlier revisions only required description (in addition to 
	// start which is always required). Allow desc with a missing summary for compatibility.

	if((x($ev,'desc') || x($ev,'summary')) && x($ev,'start')) {
		$sub = format_event_html($ev);

		$Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
		$Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
		$Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",$sub,$Text); 
		$Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
		$Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
		$Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
	}

	// Unhide all [noparse] contained bbtags unspacefying them 
	// and triming the [noparse] tag.

	$Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim',$Text);
	$Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
	$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);


	$Text = preg_replace('/\[\&\;([#a-z0-9]+)\;\]/','&$1;',$Text);

	// fix any escaped ampersands that may have been converted into links
	$Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
	if(strlen($saved_image))
		$Text = str_replace('[$#saved_image#$]','',$Text);

	// Clean up the HTML by loading and saving the HTML with the DOM
	// Only do it when it has to be done - for performance reasons
	if (!$tryoembed) {
		$doc = new DOMDocument();
		$doc->preserveWhiteSpace = false;

		$Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");

		$doctype = '';
		@$doc->loadHTML($doctype."".$Text."");

		$Text = $doc->saveHTML();
		$Text = str_replace(array("", "", $doctype), array("", "", ""), $Text);

		$Text = str_replace('
','', $Text);

		$Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
	}

	call_hooks('bbcode',$Text);

	return $Text;
}