- // Removed "--" since it could be part of a URL
- $poss_ends=array(" ", "\n", "\r", "<", ">", ".\r", ".\n", ". ", " ", ")", "(",
- """, "<", ">", ".<", "]", "[", "{", "}");
- $done=False;
- while (!$done) {
- #Look for when a URL starts
- // Added gopher, news. Modified telnet.
- $url_tokens = array(
- "http://",
- "https://",
- "ftp://",
- "telnet:", // Special case -- doesn't need the slashes
- "gopher://",
- "news://");
- for($i = 0; $i < sizeof($url_tokens); $i++) {
- // Removed the use of "^^" -- it is unneeded
- if(is_int($where = strpos(strtolower($body), $url_tokens[$i], $start)))
- break;
- }
- // Look between $start and $where for email links
- $check_str = substr($body, $start, $where);
- $new_str = parseEmail($check_str);
-
- if ($check_str != $new_str)
- {
- $body = replaceBlock($body, $new_str, $start, $where);
- $where = strlen($new_str) + $start;
- }
-
- //$where = strpos(strtolower($body),"http://",$start);
- // Fixed this to work with $i instead of $where
- if ($i < sizeof($url_tokens)) {
- // Removed the "^^" so I removed the next line
- //$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-$where);
- #Replace URL with HyperLinked Url
- // Now this code doesn't simply match on url_tokens
- // It will need some more text. This is good.
- if ($url != "" && $url != $url_tokens[$i]) {
- $url_str = "<a href=\"$url\" target=\"_blank\">$url</a>";
- # $body = str_replace($url,$url_str,$body);
- # echo "$where, $end<br>";
- $body = replaceBlock($body,$url_str,$where,$end);
- // Removed unnecessary strpos call. Searching
- // a string takes longer than just figuring out
- // the length.
- // $start = strpos($body,"</a>",$where);
- $start = $where + strlen($url_str);
- } else {
- // Proper length increment -- Don't just assume 7
- $start = $where + strlen($url_tokens[$i]);
- }
- } else {
- $done=true;
- }
- }