/**
* Replaces the md5 hashes from dntHash with the original content
* @param $text Text to search and replace in
* @return string
*/
function deHash($text)
{
if (!self::$store) {
return $text;
}
$return = str_replace(array_keys(self::$store), self::$store, $text);
self::$store = array();
return $return;
}
/**
* Replaces all occurences of email addresses within a text
* that will not break the html. Addresses within form elements and
* tags are not replaced.
*
* @param string $text Text to search for emails
* @return string The text with encrypted emails
*/
function replace($text)
{
global $USER;
if (!$text || $USER->ID !== NOBODY) {
return $text;
}
$email_regexp = '([A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,4})';
$text = preg_replace_callback('#<(' . join('|', self::$DoNottouch) . ')[^>]*>.*?</\\1>#is', array('dntHash', 'mailhash'), $text);
$text = preg_replace_callback('#\\<a[^\\>]* href="mailto:' . $email_regexp . '"(?:[^>]*?)>([^\\<]*)\\<\\/a\\>' . '#is', array('SafeEmails', 'safeEmailsHelper'), $text);
$text = preg_replace_callback('#<([^>]*?)' . $email_regexp . '(.*)>#is', array('dntHash', 'mailhash'), $text);
$text = preg_replace_callback('#' . $email_regexp . '#is', array('SafeEmails', 'safeEmailsHelper'), $text);
return dntHash::deHash($text);
}
function getPreamble($limit = false, &$clipping_occured = false)
{
global $CONFIG;
/* if(!$limit) $limit = ($CONFIG->News->Preamble_size ? $CONFIG->News->Preamble_size : 300); */
return dntHash::deHash(lineTrim(strip_tags(preg_replace_callback(array('#<(a|b)[^>]*?>.*?</\\1>#i', '#<br[^>]*?>#i'), array('dntHash', 'hash'), $this->getContent('Text'))), $limit, '...', $clipping_occured));
}
