php封装的mongodb操作类代码

/* -------------------------------------------------------------------------------- DELETE -------------------------------------------------------------------------------- delete document from the passed collection based upon certain criteria @usage = $this->mongo_db->delete('foo',$data = array()); */
public function delete($collection = "") {
if (emptyempty($collection)) {
$this->error("No Mongo collection selected to delete from",500);
} try {
$this->db->{$collection}->remove($this->wheres,'justOne' => TRUE));
$this->clear();
return(TRUE);
} catch (MongoCursorException $e) {
$this->error("Delete of data into MongoDB failed: {$e->getMessage()}",500);
}
}

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