return $value;
}
-/**
- * Prepare title for course, activity, post, ...
- * This function is safe to use on untrusted content.
- *
- * @since 1.8
- *
- * @param string $string The string to be filtered (without magic quotes).
- * @param boolean $plaintext Convert string to plaintext, otherwise keep fancy html tags
- * @param int $courseid Current course as filters can, potentially, use it
- * @return string
- */
-function format_title($string, $plaintext=true, $courseid=null) {
- global $CFG;
-
- if ($plaintext) {
- /// use filters if required (mostly multilang) and convert to plain text
- return s(format_string($string, true, $courseid));
-
- } else {
- /// tidy up common html validity problems and format the text, keep safe html
-
- // Any lonely ampersands present, convert them using negative lookahead - xhtml strict cleanup
- $string = preg_replace("/\&(?![a-z]+;|#\d+;)([^&]*)/", "&$1", $string);
-
- // TODO: try to add some detection of lonely < and > and convert them to html entitites
-
- // use filters if needed and cleam text
- $options = new object();
- $options->smiley = false;
- $options->filter = !empty($CFG->filterall);
- $string = format_text($string, FORMAT_HTML, $options, $courseid);
-
- //filters often produce links, we do not want these in titles
- return preg_replace('/(<a[^>]+?>)(.+?)(<\/a>)/is','$2', $string);
- }
-}
/** Given a simple string, this function returns the string
* processed by enabled filters if $CFG->filterall is enabled