function exists($reset = false)
{
if (!empty($this->__exists) && $reset !== true) {
return $this->__exists;
}
$conditions = array();
foreach ($this->primaryKeyArray as $pk) {
if (isset($this->data[$this->alias][$pk]) && $this->data[$this->alias][$pk]) {
$conditions[$this->alias . '.' . $pk] = $this->data[$this->alias][$pk];
} else {
$conditions[$this->alias . '.' . $pk] = 0;
}
}
$query = array('conditions' => $conditions, 'fields' => array($this->alias . '.' . $this->primaryKey), 'recursive' => -1, 'callbacks' => false);
if (is_array($reset)) {
$query = array_merge($query, $reset);
}
if ($exists = $this->find('first', $query)) {
$this->__exists = 1;
$this->id = $exists[$this->alias][$this->primaryKey];
return true;
} else {
return parent::exists($reset);
}
}
