added search_domains() function

lam/lib/ldap.inc

@@ -25,6 +25,7 @@ $Id$
 
 include_once("config.inc");
 
+// manages connection to LDAP and several helper functions
 class Ldap{
 
   // object of Config to access preferences
@@ -158,6 +159,33 @@ class Ldap{
 		return $ret;
 	}
 
+	// returns an array with all Samba 3 domain entries under the given suffix
+	function search_domains($suffix) {
+		$ret = array();
+		$attr = array("DN", "sambaDomainName", "sambaSID", "sambaNextRid", "sambaNextGroupRid",
+			"sambaNextUserRid", "sambaAlgorithmicRidBase");
+		$sr = @ldap_search($_SESSION["ldap"]->server(), $suffix, "sambaDomainName=*", $attr);
+		if ($sr) {
+			$units = ldap_get_entries($_SESSION["ldap"]->server, $sr);
+			// delete count entry
+			array_shift($units);
+			// extract attributes
+			for ($i = 0; $i < sizeof($units); $i++) {
+				$ret[$i] = new samba3domain();
+				$ret[$i]->dn = $units[$i]['dn'];
+				$ret[$i]->name = $units[$i]['sambadomainname'][0];
+				$ret[$i]->SID = $units[$i]['sambasid'][0];
+				$ret[$i]->nextRID = $units[$i]['sambanextrid'][0];
+				$ret[$i]->nextGroupRID = $units[$i]['sambanextgrouprid'][0];
+				$ret[$i]->nextUserRID = $units[$i]['sambanextuserrid'][0];
+				if (isset($units[$i]['sambaalgorithmicridbase'][0])) $ret[$i]->RIDbase = $units[$i]['sambaalgorithmicridbase'][0];
+			}
+			// sort array by domain name
+			usort($ret, array($this,"cmp_domain"));
+		}
+		return $ret;
+	}
+
 	// returns the LDAP connection handle
 	function server() {
 		return $this->server;
@@ -249,7 +277,40 @@ class Ldap{
 			else return -1;
 		}
 	}
+
+	// helper function to sort the domains
+	function cmp_domain($a, $b) {
+		if ($a->name == $b->name) return 0;
+		elseif ($a->name == max($a->name, $b->name)) return 1;
+		else return -1;
 	}
 
 
+}
+
+// represents a Samba 3 domain entry
+class samba3domain {
+
+	// DN
+	var $dn;
+
+	// domain name
+	var $name;
+
+	// domain SID
+	var $SID;
+
+	// next RID
+	var $nextRID;
+
+	// next user RID
+	var $nextUserRID;
+
+	// next group RID
+	var $nextGroupRID;
+
+	// RID base to calculate RIDs, default 1000
+	var $RIDbase=1000;
+}
+
 ?>