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<?
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function make_password($length=8)
{
$vowels = "aeiouy";
$consonants = "bcdfghjklmnprst";
$password = "";
$cn = strlen($consonants)-1;
$vn = strlen($vowels)-1;
// Start on cons or vowel
$alt = mt_rand(0, 1);
// How many numbers
$len = mt_rand($length-3,$length);
for ($i = 0; $i < $len; $i++)
{
if ($alt == 1)
{
$password .= $consonants[ mt_rand(0,$cn) ];
$alt = 0;
}
else
{
$password .= $vowels[ mt_rand(0,$vn) ];
$alt = 1;
}
}
for ($i = 0; $i < $length-$len; $i++)
{
$password .= mt_rand(0,9);
}
return $password;
}
function findUid($start, $end) {
$ds=ldap_connect("localhost");
ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);
$r=ldap_bind($ds);
$sr=ldap_search($ds, "dc=sucs,dc=org", "uid=*",array(uidNumber));
$info = ldap_get_entries($ds, $sr);
for ($i = 0; $i < $info[count]; $i++) {
$uids[$info[$i][uidnumber][0]] = true;
}
for ($i = $start; $i < $end; $i++) {
if(!isset($uids[$i])) {
$safeuid = $i;
break;
}
}
return $safeuid;
}
function generateLdif($uid, $password, $type, $realname, $username){
// explode the realname
$nameexplode = explode(' ', trim($realname));
// hash the password
$ldappassword = "{SHA}" . base64_encode(pack("H*", sha1($password)));
// compile ldif
$ldif = "dn: uid=".$username.",ou=People,dc=sucs,dc=org\n";
$ldif .= "uid: ".$username."\n";
$ldif .= "cn: ".$realname."\n";
// if only has 1 part to real name (and therefore a soc) then set it as sn otherwise set first name to given name and last name to sn
if(count($nameexplode)>1){
$ldif .= "givenName: ".$nameexplode[0]."\n";
$ldif .= "sn: ".$nameexplode[count($nameexplode)-1]."\n";
}
else{
$ldif .= "sn: ".$realname."\n";
}
$ldif .= "mail: ".$username."@sucs.org\n";
$ldif .= "objectClass: person\n";
$ldif .= "objectClass: organizationalPerson\n";
$ldif .= "objectClass: inetOrgPerson\n";
$ldif .= "objectClass: posixAccount\n";
$ldif .= "objectClass: top\n";
$ldif .= "userPassword: ".$ldappassword. "\n";
$ldif .= "loginShell: /bin/bash\n";
$ldif .= "uidNumber: ".$uid."\n";
// make some society specific changes
// More like make sure peoples home dirs get made in the right place
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if($type==2){
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$homebase="society";
}
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elseif($type==5){
$gid=100;
$homebase="alumni";
}
elseif($type==3){
$gid=100;
$homebase="honorary";
}
elseif($type==4){
$gid=100;
$homebase="life";
}
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else {
$gid=100;
$homebase="member";
}
$ldif .= "gidNumber: ".$gid."\n";
$ldif .= "homeDirectory: /home/".$homebase."/".$username."\n";
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return $ldif;
}
// function to renew a persons sucs membership
function renew_membership($username) {
// get their details from the sucs db
$userdata = $sucsDB->Execute("SELECT * FROM members WHERE username=?", array($username));
// include the date file so we can call the paidUntil function
include_once("date.php");
// Update their record in the DB
$sucsDB->Execute("UPDATE members SET paid=?, lastupdate=DEFAULT, lastedit=? WHERE username=?", array(paidUntil(time()), "99999", $username));
// Give them their 200 print credits
exec("/usr/local/sbin/printerrenew.apache ${username} 200");
// apprently sending them an email confirming so is nice
$message = "Your Swansea University Computer Society (SUCS) membership has been renewed\n\n";
$message .= "Username: ${username}\n";
$message .= "If you do not know or have forgotten your password, please email admin@sucs.org to arrange for it to be changed.\n\n";
$message .= "Regards\n The SUCS admin";
$header = "From: admin@sucs.org\r\n";
$header .= "Reply-To: admin@sucs.org";
// send it to their personal account
mail($userdata->fields['email'],"SUCS account renewal",$message,$header);
}