/**
* Parses out specific white space before or after certain tags and does nl2br
* This function is extended to handle creating snippets when bbcode is disabled.
*
* @param string Text to process
* @param bool Whether to translate newlines to <br /> tags
*
* @return string Processed text
*/
function parse_whitespace_newlines($text, $do_nl2br)
{
$text = parent::parse_whitespace_newlines($text, $do_nl2br);
$do_bbcode = ($this->parse_userinfo['permissions']['vbblog_entry_permissions'] & $this->registry->bf_ugp_vbblog_entry_permissions['blog_allowbbcode']);
if (!$do_bbcode AND $this->snippet_length > 0 AND ($length = strlen($text)) > $this->snippet_length)
{
$last_char_pos = $this->snippet_length - 1;
if (preg_match('#\s#s', $text, $match, PREG_OFFSET_CAPTURE, $last_char_pos))
{
$text = substr($text, 0, $match[0][1]); // chop to offset of whitespace
}
else
{
$text = substr($text, 0, $this->snippet_length);
}
if (substr($text, -3) == '<br')
{
// we cut off a <br /> code, so just take this out
$text = substr($text, 0, -3);
}
$this->createdsnippet = true;
}
else
{
$this->createdsnippet = false;
}
return $text;
}
