".$st[2]."";
}
function bb_cleanclass($st) {
return "".$st[2]."";
}
function cleancss($input) {
$cleaned = "";
$input = strtolower($input);
for ($i = 0; $i < strlen($input); $i++) {
$char = substr($input, $i, 1);
if (($char >= "a") and ($char <= "z"))
$cleaned .= $char;
if (!(strpos(" #;:0123456789", $char) === false))
$cleaned .= $char;
}
return($cleaned);
}
function stripcode_br_cb($s) {
return '[code]' . str_replace('
', '', $s[1]) . '[/code]';
}
function tryoembed($match){
$url = ((count($match)==2)?$match[1]:$match[2]);
// Always embed the SSL version
$url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
//logger("tryoembed: $url");
$o = oembed_fetch_url($url);
//echo "
"; 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 $unspacefied;
}
function bb_find_open_close($s, $open, $close, $occurance = 1) {
if($occurance < 1)
$occurance = 1;
$start_pos = -1;
for($i = 1; $i <= $occurance; $i++) {
if( $start_pos !== false)
$start_pos = strpos($s, $open, $start_pos + 1);
}
if( $start_pos === false)
return false;
$end_pos = strpos($s, $close, $start_pos);
if( $end_pos === false)
return false;
$res = array( 'start' => $start_pos, 'end' => $end_pos );
return $res;
}
function get_bb_tag_pos($s, $name, $occurance = 1) {
if($occurance < 1)
$occurance = 1;
$start_open = -1;
for($i = 1; $i <= $occurance; $i++) {
if( $start_open !== false)
$start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
}
if( $start_open === false)
return false;
$start_equal = strpos($s, '=', $start_open);
$start_close = strpos($s, ']', $start_open);
if( $start_close === false)
return false;
$start_close++;
$end_open = strpos($s, '[/' . $name . ']', $start_close);
if( $end_open === false)
return false;
$res = array( 'start' => array('open' => $start_open, 'close' => $start_close),
'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) );
if( $start_equal !== false)
$res['start']['equal'] = $start_equal + 1;
return $res;
}
function bb_tag_preg_replace($pattern, $replace, $name, $s) {
$string = $s;
$occurance = 1;
$pos = get_bb_tag_pos($string, $name, $occurance);
while($pos !== false && $occurance < 1000) {
$start = substr($string, 0, $pos['start']['open']);
$subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
$end = substr($string, $pos['end']['close']);
if($end === false)
$end = '';
$subject = preg_replace($pattern, $replace, $subject);
$string = $start . $subject . $end;
$occurance++;
$pos = get_bb_tag_pos($string, $name, $occurance);
}
return $string;
}
if(! function_exists('bb_extract_images')) {
function bb_extract_images($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 $newbody;
}}
function bb_ShareAttributes($match) {
$attributes = $match[1];
$author = "";
preg_match("/author='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
preg_match('/author="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$author = $matches[1];
$link = "";
preg_match("/link='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$link = $matches[1];
preg_match('/link="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$link = $matches[1];
$avatar = "";
preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$avatar = $matches[1];
preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$avatar = $matches[1];
$profile = "";
preg_match("/profile='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$profile = $matches[1];
preg_match('/profile="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$profile = $matches[1];
$posted = "";
$itemcache = get_config("system","itemcache");
// relative dates only make sense when they aren't cached
if ($itemcache == "") {
preg_match("/posted='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$posted = $matches[1];
preg_match('/posted="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$posted = $matches[1];
$reldate = (($posted) ? " " . relative_date($posted) : '');
}
$headline = '