- $poss_ends=array(" ", "\n", "\r", "<", ">", ".\r", ".\n", ". ", " ", ")", "(",
- """, "<", ">", ".<");
- $done=False;
- while (!$done) {
- #Look for when a URL starts
- $url_tokens = array(
- "http://",
- "https://",
- "ftp://",
- "telnet://");
- for($i = 0; $i < sizeof($url_tokens); $i++) {
- if($where = strpos(strtolower("^^".$body), $url_tokens[$i], $start))
- break;
- }
- //$where = strpos(strtolower($body),"http://",$start);
- if ($where) {
- $where = $where - 2; // because we added the ^^ at the begining
- # Find the end of that URL
- reset($poss_ends); $end=0;
- while (list($key, $val) = each($poss_ends)) {
- $enda = strpos($body,$val,$where);
- if ($end == 0) $end = $enda;
- if ($enda < $end and $enda != 0) $end = $enda;
- }
- if (!$end) $end = strlen($body);
- #Extract URL
- $url = substr($body,$where,$end-$where);
- #Replace URL with HyperLinked Url
- if ($url != "") {
- $url_str = "<a href=\"$url\" target=\"_blank\">$url</a>";
- # $body = str_replace($url,$url_str,$body);
- # echo "$where, $end<br>";
- $body = replaceBlock($body,$url_str,$where,$end);
- $start = strpos($body,"</a>",$where);
- } else {
- $start = $where + 7;
- }
- } else {
- $done=true;
- }
- }