-/**
- * Truncates a string and take care of html encoded characters
- *
- * @param string $s string to truncate
- * @param int $iTrimAt Trim at nn characters
- * @return string Trimmed string
- */
-function truncateWithEntities($s, $iTrimAt) {
- global $languages, $squirrelmail_language;
-
- $ent_strlen = strlen($s);
- if (($iTrimAt <= 0) || ($ent_strlen <= $iTrimAt))
- return $s;
-
- if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
- function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_strimwidth')) {
- return call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_strimwidth', $s, $iTrimAt);
- } else {
- /*
- * see if this is entities-encoded string
- * If so, Iterate through the whole string, find out
- * the real number of characters, and if more
- * than $iTrimAt, substr with an updated trim value.
- */
- $trim_val = $iTrimAt;
- $ent_offset = 0;
- $ent_loc = 0;
- while ( $ent_loc < $trim_val && (($ent_loc = strpos($s, '&', $ent_offset)) !== false) &&
- (($ent_loc_end = strpos($s, ';', $ent_loc+3)) !== false) ) {
- $trim_val += ($ent_loc_end-$ent_loc);
- $ent_offset = $ent_loc_end+1;
- }
-
- if (($trim_val > $iTrimAt) && ($ent_strlen > $trim_val) && (strpos($s,';',$trim_val) < ($trim_val + 6))) {
- $i = strpos($s,';',$trim_val);
- if ($i !== false) {
- $trim_val = strpos($s,';',$trim_val)+1;
- }
- }
- // only print '...' when we're actually dropping part of the subject
- if ($ent_strlen <= $trim_val)
- return $s;
- }
- return substr_replace($s, '...', $trim_val);
-}
-
-