/**
* Save current object to MongoDB
*
* @param boolean $refresh Should refresh the object fields values?
* @return boolean
*/
function save($refresh = false)
{
if (!$this->_collection) {
import("@.RMongoException");
throw new RMongoException("Object is not in any collection, please use setCollection() to method to set a collection.");
}
$bool = true;
if ($this->_id) {
//if exists
if (!empty($this->_operations)) {
$bool = $this->_collection->update(array("_id" => $this->_id), $this->_operations, array("upsert" => false, "multiple" => false));
if ($refresh) {
$bool = $this->refresh();
}
}
} else {
$bool = $this->_collection->insert($this->_attrs, true);
if ($bool) {
$this->_id = $this->_attrs["_id"];
import("@.RMongo");
RMongo::setLastInsertId($this->_id->__toString());
}
}
$this->_operations = array();
return $bool;
}
/**
* 插入新的行，_id是上一行的ID加1
*
* @param array $attrs 新行的属性集
* @return boolean
*/
function insertNext(array $attrs)
{
$response = $this->_db->execute('function insertObject(o, myCollection) {
var x = db.getCollection(myCollection);
while( 1 ) {
// determine next _id value to try
var c = x.find({},{_id:1}).sort({_id:-1}).limit(1);
var i = c.hasNext() ? c.next()._id + 1 : 1;
o._id = i;
x.insert(o);
var err = db.getLastErrorObj();
if( err && err.code ) {
if( err.code == 11000 /* dup key */ )
continue;
else
print("unexpected error inserting data: " + tojson(err));
}
break;
}
return o._id;
}', array($attrs, $this->_collectionName));
if ($response["ok"]) {
import("@.RMongo");
RMongo::setLastInsertId($response["retval"]);
}
return $response["ok"];
}
