type=="error") return $match[0];
$html = oembed_format_object($o);
return $html;
}
// [noparse][i]italic[/i][/noparse] turns into
// [noparse][ i ]italic[ /i ][/noparse],
// to hide them from parser.
function bb_spacefy($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 $unspacefied;
}
if(! function_exists('bb_extract_images')) {
function bb_extract_images($body) {
$saved_image = array();
$orig_body = $body;
$new_body = '';
$cnt = 0;
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
while(($img_st_close !== false) && ($img_end !== false)) {
$img_st_close++; // make it point to AFTER the closing bracket
$img_end += $img_start;
if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
// This is an embedded image
$saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
$new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
$cnt++;
}
else
$new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
$orig_body = substr($orig_body, $img_end + strlen('[/img]'));
if($orig_body === false) // in case the body ends on a closing image tag
$orig_body = '';
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
}
$new_body = $new_body . $orig_body;
return array('body' => $new_body, 'images' => $saved_image);
}}
if(! function_exists('bb_replace_images')) {
function bb_replace_images($body, $images) {
$newbody = $body;
$cnt = 0;
foreach($images as $image) {
// We're depending on the property of 'foreach' (specified on the PHP website) that
// it loops over the array starting from the first element and going sequentially
// to the last element
$newbody = str_replace('[$#saved_image' . $cnt . '#$]', '', $newbody);
$cnt++;
}
return $newbody;
}}
// BBcode 2 HTML was written by WAY2WEB.net
// extended to work with Mistpark/Friendica - Mike Macgirvin
function bbcode($Text,$preserve_nl = false, $tryoembed = true) {
$a = get_app();
// Extract the private images which use data url's since preg has issues with
// large data sizes. Stash them away while we do bbcode conversion, and then put them back
// in after we've done all the regex matching. We cannot use any preg functions to do this.
$extracted = bb_extract_images($Text);
$Text = $extracted['body'];
$saved_image = $extracted['images'];
// Move all spaces out of the tags
$Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
$Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
// Hide all [noparse] contained bbtags by 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);
// 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);
// This only matters when looking for tags - otherwise has no meaning
$Text = str_replace(array('[share]','[/share]'), array('',''), $Text);
// Convert new line chars to html tags
// nlbr seems to be hopelessly messed up
// $Text = nl2br($Text);
// We'll emulate it.
$Text = str_replace("\r\n","\n", $Text);
$Text = str_replace(array("\r","\n"), array(' ',' '), $Text);
if($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);
// 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 = 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
$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 . "
", $Text);
// If we found an event earlier, strip out all the event code and replace with a reformatted version.
// Replace the event-start section with the entire formatted event. The other bbcode is stripped.
// Summary (e.g. title) is required, earlier revisions only required description (in addition to
// start which is always required). Allow desc with a missing summary for compatibility.
if((x($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);
$Text = preg_replace("/\<(.*?)(src|href)=\"[^hfm](.*?)\>/ism",'<$1$2="">',$Text);
if($saved_image)
$Text = bb_replace_images($Text, $saved_image);
// Clean up the HTML by loading and saving the HTML with the DOM
// Only do it when it has to be done - for performance reasons
if (!$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;
}
 . '/images/lock_icon.gif "' . t('Encrypted content') . '"){kind=icon}