<?php
/* URL Passing code to allow links from with in emails */
+ /* $Id$ */
$url_parser_php = true;
return $ret;
}
- function parseEmail ($body) {
- $body = eregi_replace ("([a-z]|[0-9]|_|\.|-)+\@([a-z]|[0-9]|_|-)+(\.([a-z]|[0-9]|_|-)+)*", "<a href=\"../src/compose.php?send_to=\\0\">\\0</a>", $body);
- return $body;
- }
-
- function parseUrl ($body) {
- #Possible ways a URL could finish.
-
- $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 ($where) {
- # Find the end of that URL
- reset($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;
- }
- #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);
- $body = replaceBlock($body,$url_str,$where,$end);
- $start = strpos($body,"</a>",$where);
- } else {
- $start = $where + 7;
- }
- } else {
- $done=true;
+ function parseEmail (&$body) {
+ global $color;
+ $Size = strlen($body);
+
+ // Having this defined in just one spot could help when changes need
+ // to be made to the pattern
+ // Make sure that the expression is evaluated case insensitively
+ //
+ // Here's pretty sophisticated IP matching:
+ // $IPMatch = '(2[0-5][0-9]|1?[0-9]{1,2})';
+ // $IPMatch = '\[?' . $IPMatch . '(\.' . $IPMatch . '){3}\]?';
+ //
+ // Here's enough:
+ $IPMatch = '\\[?[0-9]{1,3}(\\.[0-9]{1,3}){3}\\]?';
+ $Host = '(' . $IPMatch .
+'|[0-9a-z]([-.]?[0-9a-z])*\\.[a-wyz][a-z](fo|g|l|m|me|o|op|pa|ro|seum|t|u|v|z)?)';
+ $Expression = '[0-9a-z]([-_.]?[0-9a-z])*(%' . $Host . ')?@' . $Host;
+
+ /*
+ This is here in case we ever decide to use highlighting of searched
+ text. this does it for email addresses
+
+ if ($what && ($where == "BODY" || $where == "TEXT")) {
+ eregi ($Expression, $body, $regs);
+ $oldaddr = $regs[0];
+ if ($oldaddr) {
+ $newaddr = eregi_replace ($what, "<b><font color=\"$color[2]\">$what</font></font></b>", $oldaddr);
+ $body = str_replace ($oldaddr, "<a href=\"../src/compose.php?send_to=$oldaddr\">$newaddr</a>", $body);
}
+ } else {
+ $body = eregi_replace ($Expression, "<a href=\"../src/compose.php?send_to=\\0\">\\0</a>", $body);
}
-
- return $body;
+ */
+
+ $body = eregi_replace ($Expression, "<a href=\"../src/compose.php?send_to=\\0\">\\0</a>", $body);
+
+ // If there are any changes, it'll just get bigger.
+ if ($Size != strlen($body))
+ return 1;
+ return 0;
}
-?>
+ function parseUrl (&$body)
+ {
+ $url_tokens = array(
+ 'http://',
+ 'https://',
+ 'ftp://',
+ 'telnet:', // Special case -- doesn't need the slashes
+ 'gopher://',
+ 'news://');
+
+ $poss_ends = array(' ', "\n", "\r", '<', '>', ".\r", ".\n", '. ',
+ ' ', ')', '(', '"', '<', '>', '.<', ']', '[', '{',
+ '}', "\240");
+
+ $start = 0;
+ $target_pos = strlen($body);
+
+ while ($start != $target_pos)
+ {
+ $target_token = '';
+
+ // Find the first token to replace
+ foreach ($url_tokens as $the_token)
+ {
+ $pos = strpos(strtolower($body), $the_token, $start);
+ if (is_int($pos) && $pos < $target_pos)
+ {
+ $target_pos = $pos;
+ $target_token = $the_token;
+ }
+ }
+
+ // Look for email addresses between $start and $target_pos
+ $check_str = substr($body, $start, $target_pos);
+
+ if (parseEmail($check_str))
+ {
+ $body = replaceBlock($body, $check_str, $start, $target_pos);
+ $target_pos = strlen($check_str) + $start;
+ }
+
+ // If there was a token to replace, replace it
+ if ($target_token != '')
+ {
+ // Find the end of the URL
+ $end=strlen($body);
+ foreach ($poss_ends as $key => $val)
+ {
+ $enda = strpos($body,$val,$target_pos);
+ if (is_int($enda) && $enda < $end)
+ $end = $enda;
+ }
+
+ // Extract URL
+ $url = substr($body, $target_pos, $end-$target_pos);
+
+ // Replace URL with HyperLinked Url, requires 1 char in link
+ if ($url != '' && $url != $target_token)
+ {
+ $url_str = "<a href=\"$url\" target=\"_blank\">$url</a>";
+ $body = replaceBlock($body,$url_str,$target_pos,$end);
+ $target_pos += strlen($url_str);
+ }
+ else
+ {
+ // Not quite a valid link, skip ahead to next chance
+ $target_pos += strlen($target_token);
+ }
+ }
+
+ // Move forward
+ $start = $target_pos;
+ $target_pos = strlen($body);
+ }
+ }
+
+?>