iterator = $iterator; } public function __destruct() { $this->close(); } /** * Closes the current result set * * @return bool */ public function close() { return $this->iterator->close(); } /** * Get all entries as an array * * @return array */ public function toArray() { $data = array(); foreach ($this as $item) { $data[] = $item; } return $data; } /** * Get first entry * * @return array */ public function getFirst() { if ($this->count() > 0) { $this->rewind(); return $this->current(); } return null; } /** * Returns the underlying iterator * * @return Collection\DefaultIterator */ public function getInnerIterator() { return $this->iterator; } /** * Returns the number of items in current result * Implements Countable * * @return int */ public function count() { return $this->iterator->count(); } /** * Return the current result item * Implements Iterator * * @return array|null * @throws Exception\LdapException */ public function current() { if ($this->count() > 0) { if ($this->current < 0) { $this->rewind(); } if (!array_key_exists($this->current, $this->cache)) { $current = $this->iterator->current(); if ($current === null) { return null; } $this->cache[$this->current] = $this->createEntry($current); } return $this->cache[$this->current]; } return null; } /** * Creates the data structure for the given entry data * * @param array $data * @return array */ protected function createEntry(array $data) { return $data; } /** * Return the current result item DN * * @return string|null */ public function dn() { if ($this->count() > 0) { if ($this->current < 0) { $this->rewind(); } return $this->iterator->key(); } return null; } /** * Return the current result item key * Implements Iterator * * @return int|null */ public function key() { if ($this->count() > 0) { if ($this->current < 0) { $this->rewind(); } return $this->current; } return null; } /** * Move forward to next result item * Implements Iterator * * @throws Exception\LdapException */ public function next() { $this->iterator->next(); $this->current++; } /** * Rewind the Iterator to the first result item * Implements Iterator * * @throws Exception\LdapException */ public function rewind() { $this->iterator->rewind(); $this->current = 0; } /** * Check if there is a current result item * after calls to rewind() or next() * Implements Iterator * * @return bool */ public function valid() { if (isset($this->cache[$this->current])) { return true; } return $this->iterator->valid(); } }