query() ->select(['dn','hassubordinates']) ->setDn($dn) ->listing() ->get()) ? $x : NULL; // @todo Tidy up this exception } catch (\Exception $e) { dd(['e'=>$e]); } } /** * Fetch a DN from the server * * @param string $dn * @param array $attrs * @return array|\LdapRecord\Models\Model|\LdapRecord\Query\Collection|\LdapRecord\Query\Model\Builder|null */ public function fetch(string $dn,array $attrs=['*','+']) { try { return ($x=(new Entry) ->query() ->select($attrs) ->find($dn)) ? $x : NULL; // @todo Tidy up this exception } catch (\Exception $e) { dd(['e'=>$e]); } } /** * Gets the root DN of the specified LDAPServer, or NULL if it * can't find it (ie, the server won't give it to us, or it isnt * specified in the configuration file). * * @return Collection|null array|NULL The root DN(s) of the server on success (string) or NULL if it cannot be determine. * @todo Sort the entries, so that they are in the correct DN order. */ public function getBaseDN(): ?Collection { //findBaseDn()? // If the base is set in the configuration file, then just return that after validating it exists. // @todo if (false) { // We need to work out the baseDN } else { $result = $this->getDNAttrValues('',['namingcontexts']); return $result ? collect($result->namingcontexts) : NULL; } } /** * Search for a DN and return its attributes * * @param $dn * @param array $attrs * @param int $deref // @todo * @return Entry|bool */ protected function getDNAttrValues(string $dn,array $attrs=['*','+'],int $deref=LDAP_DEREF_NEVER): ?Entry { try { return ($x=(new Entry) ->query() ->select($attrs) ->find($dn)) ? $x : NULL; // @todo Tidy up this exception } catch (\Exception $e) { dd(['e'=>$e]); } } /** * Given an LDAP OID number, returns a verbose description of the OID. * This function parses ldap_supported_oids.txt and looks up the specified * OID, and returns the verbose message defined in that file. * * * Array ( * [title] => All Operational Attribute * [ref] => RFC 3673 * [desc] => An LDAP extension which clients may use to request the return of all operational attributes. * ) * * * @param string $oid The OID number (ie, "1.3.6.1.4.1.4203.1.5.1") of the OID of interest. * @param string $key The title|ref|desc to return * @return string|null */ public static function getOID(string $oid,string $key): ?string { $oids = Cache::remember('oids',86400,function() { try { $f = fopen(config_path('ldap_supported_oids.txt'),'r'); } catch (\Exception $e) { return NULL; } $result = collect(); while (! feof($f)) { $line = trim(fgets($f)); if (! $line OR preg_match('/^#/',$line)) continue; $fields = explode(':',$line); $result->put(Arr::get($fields,0),[ 'title'=>Arr::get($fields,1), 'ref'=>Arr::get($fields,2), 'desc'=>Arr::get($fields,3), ]); } fclose($f); return $result; }); return Arr::get( ($oids ? $oids->get($oid) : []), $key, ($key == 'desc' ? 'No description available, can you help with one?' : ($key == 'title' ? $oid : '')) ); } }