diff options
| author | eric <eric> | 2004-06-20 23:26:28 +0000 |
|---|---|---|
| committer | eric <eric> | 2004-06-20 23:26:28 +0000 |
| commit | 84e15d0463726fe03b0cdb5a690621330034e737 (patch) | |
| tree | fee94fa1046bfe56095cc4a35b06b033de9ee589 /web/lib | |
| parent | 30aea4ec8cfee1ffc8786955ecb012ef73a68b73 (diff) | |
| download | aurweb-84e15d0463726fe03b0cdb5a690621330034e737.tar.xz | |
finished the login/logout/session stuff
Diffstat (limited to 'web/lib')
| -rw-r--r-- | web/lib/aur.inc | 95 |
1 files changed, 77 insertions, 18 deletions
diff --git a/web/lib/aur.inc b/web/lib/aur.inc index a333576..54ec5ef 100644 --- a/web/lib/aur.inc +++ b/web/lib/aur.inc @@ -3,18 +3,24 @@ include_once("aur_po.inc"); # Define global variables # -$PASS_PHRASE = "Dustyissocool"; -$SUPPORTED_LANGS = array( +$LOGIN_TIMEOUT = 10; # number of idle seconds before timeout +$SUPPORTED_LANGS = array( # what languages we have translations for "en" => 1, # English "es" => 1, # Español "de" => 1, # Deutsch "fr" => 1, # Français ); +# debugging variables +# +$QBUG = 1; # toggle query logging to /tmp/aurq.log +$DBUG = 1; # use dbug($msg) to log to /tmp/aurd.log + # see if the visitor is already logged in # function check_sid() { global $_COOKIE; + global $LOGIN_TIMEOUT; if (isset($_COOKIE["AURSID"])) { $failed = 0; @@ -23,28 +29,45 @@ function check_sid() { $dbh = db_connect(); $q = "SELECT LastUpdateTS, UNIX_TIMESTAMP() FROM Sessions "; $q.= "WHERE SessionID = '" . mysql_escape_string($_COOKIE["AURSID"]) . "'"; - $result = mysql_query($q, $dbh); + $result = db_query($q, $dbh); if (!$result) { + # Invalid SessionID - hacker alert! + # $failed = 1; } else { - if ($row[0] + 10 >= $row[1]) { - $failed = 1; + $row = mysql_fetch_row($result); + if ($row[0] + $LOGIN_TIMEOUT <= $row[1]) { + dbug("login timeout reached"); + $failed = 2; } } - if ($failed) { + if ($failed == 1) { + # clear out the hacker's cookie, and send them to a naughty page + # + setcookie("AURSID", "", time() - (60*60*24*30), "/"); + header("Location: /hacker.php"); + + } elseif ($failed == 2) { # visitor's session id either doesn't exist, or the timeout # was reached and they must login again, send them back to # the main page where they can log in again. # $q = "DELETE FROM Sessions WHERE SessionID = '"; $q.= mysql_escape_string($_COOKIE["AURSID"]) . "'"; - mysql_query($q, $dbh); + db_query($q, $dbh); setcookie("AURSID", "", time() - (60*60*24*30), "/"); header("Location: /timeout.php"); + + } else { + # still logged in and haven't reached the timeout, go ahead + # and update the idle timestamp + # + $q = "UPDATE Sessions SET LastUpdateTS = UNIX_TIMESTAMP() "; + $q.= "WHERE SessionID = '".mysql_escape_string($_COOKIE["AURSID"])."'"; + db_query($q, $dbh); } } - return; } @@ -81,7 +104,7 @@ function username_from_sid($sid="") { $q.= "FROM Users, Sessions "; $q.= "WHERE Users.ID = Sessions.UsersID "; $q.= "AND SessionID = '" . mysql_escape_string($sid) . "'"; - $result = mysql_query($q, $dbh); + $result = db_query($q, $dbh); if (!$result) { return ""; } @@ -111,6 +134,26 @@ function db_connect() { return $handle; } +# wrapper function around db_query in case we want to put +# query logging/debuggin in. +# +function db_query($query="", $db_handle="") { + global $QBUG; + if (!$query) { + return FALSE; + } + if (!$db_handle) { + $db_handle = db_connect(); + } + if ($QBUG) { + $fp = fopen("/tmp/aurq.log", "a"); + fwrite($fp, $query . "\n"); + fclose($fp); + } + $result = mysql_query($query, $db_handle); + return $result; +} + # set up the visitor's language # function set_lang() { @@ -152,6 +195,7 @@ function set_lang() { # common header # function html_header() { + global $_COOKIE; print "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"; print "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n"; print "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">"; @@ -205,14 +249,20 @@ function html_header() { print " <a href='/account.php'>".__("Accounts")."</a> "; print " <span class='black'> - </span> "; print " <a href='/pkgsearch.php'>".__("Packages")."</a> "; - print " <span class='black'> - </span> "; - print " <a href='/pkgvote.php'>".__("Vote")."</a> "; - print " <span class='black'> - </span> "; - print " <a href='/pkgmgmnt.php'>".__("Manage")."</a> "; - print " <span class='black'> - </span> "; - print " <a href='/pkgsubmit.php'>".__("Submit")."</a> "; - print " <span class='black'> - </span> "; - print " <a href='/logout.php'>".__("Logout")."</a> "; + if (isset($_COOKIE["AURSID"])) { + # Only display these items if the visitor is logged in. This should + # be a safe check because check_sid() has been called prior to + # html_header(). + # + print " <span class='black'> - </span> "; + print " <a href='/pkgvote.php'>".__("Vote")."</a> "; + print " <span class='black'> - </span> "; + print " <a href='/pkgmgmnt.php'>".__("Manage")."</a> "; + print " <span class='black'> - </span> "; + print " <a href='/pkgsubmit.php'>".__("Submit")."</a> "; + print " <span class='black'> - </span> "; + print " <a href='/logout.php'>".__("Logout")."</a> "; + } print " <span class='black'>:.</span></span>"; print " </td>"; print " </tr>"; @@ -237,10 +287,19 @@ function html_footer($ver="") { print "<tr><td align='right'><span class='fix'>".$ver."</span></td></tr>\n"; print "</table>\n"; } - print "<\p>\n"; + print "</p>\n"; print "</body>\n</html>"; return; } +# debug logging +# +function dbug($msg) { + $fp = fopen("/tmp/aurd.log", "a"); + fwrite($fp, $msg . "\n"); + fclose($fp); + return; +} + # vim: ts=2 sw=2 noet ft=php ?> |