updated the default value of scenarios()

framework/base/Model.php

@@ -137,11 +137,20 @@ class Model extends Component implements \IteratorAggregate, \ArrayAccess
 	 * If an attribute should NOT be massively assigned (thus considered unsafe),
 	 * please prefix the attribute with an exclamation character (e.g. '!attribute').
 	 *
+	 * WARNING: The default implementation returns the 'default' scenario and the result of
+	 * [[attributes()]]. This means if the model is in 'default' scenario, all
+	 * public member variables can be massively assigned and will be validated when
+	 * calling [[validate()]]. Make sure you override this method if you do not want
+	 * this behavior (e.g. you only want some of the attributes to be massively assigned
+	 * and validated.)
+	 *
 	 * @return array a list of scenarios and the corresponding relevant attributes.
 	 */
 	public function scenarios()
 	{
-		return array();
+		return array(
+			'default' => $this->attributes(),
+		);
 	}
 
 	/**

framework/db/ar/ActiveRecord.php

@@ -594,6 +594,18 @@ abstract class ActiveRecord extends Model
 	}
 
 	/**
+	 * Returns a list of scenarios and the corresponding relevant attributes.
+	 * Please refer to [[\yii\base\Model::scenarios()]] for more details.
+	 * The implementation here simply returns an empty array. You may override
+	 * this method to return the scenarios that you want to use with this AR class.
+	 * @return array a list of scenarios and the corresponding relevant attributes.
+	 */
+	public function scenarios()
+	{
+		return array();
+	}
+
+	/**
 	 * Returns the named attribute value.
 	 * If this is a new record and the attribute is not set before,
 	 * the default column value will be returned.

framework/db/dao/BaseQuery.php

@@ -67,7 +67,7 @@ class BaseQuery extends \yii\base\Component
 	public $group;
 	/**
 	 * @var string|array how to join with other tables. This refers to the JOIN clause in a SQL statement.
-	 * It can either a string (e.g. `'LEFT JOIN tbl_user ON tbl_user.id=author_id'`) or an array (e.g.
+	 * It can be either a string (e.g. `'LEFT JOIN tbl_user ON tbl_user.id=author_id'`) or an array (e.g.
 	 * `array('LEFT JOIN tbl_user ON tbl_user.id=author_id', 'LEFT JOIN tbl_team ON tbl_team.id=team_id')`).
 	 * @see join()
 	 */

framework/db/dao/DataReader.php

@@ -94,7 +94,7 @@ class DataReader extends \yii\base\Object implements \Iterator, \Countable
 
 	/**
 	 * Advances the reader to the next row in a result set.
-	 * @return array|false the current row, false if no more row available
+	 * @return array the current row, false if no more row available
 	 */
 	public function read()
 	{
@@ -104,7 +104,7 @@ class DataReader extends \yii\base\Object implements \Iterator, \Countable
 	/**
 	 * Returns a single column from the next row of a result set.
 	 * @param integer $columnIndex zero-based column index
-	 * @return mixed|false the column of the current row, false if no more row available
+	 * @return mixed the column of the current row, false if no more row available
 	 */
 	public function readColumn($columnIndex)
 	{
@@ -115,7 +115,7 @@ class DataReader extends \yii\base\Object implements \Iterator, \Countable
 	 * Returns an object populated with the next row of data.
 	 * @param string $className class name of the object to be created and populated
 	 * @param array $fields Elements of this array are passed to the constructor
-	 * @return mixed|false the populated object, false if no more row of data available
+	 * @return mixed the populated object, false if no more row of data available
 	 */
 	public function readObject($className, $fields)
 	{
@@ -149,7 +149,7 @@ class DataReader extends \yii\base\Object implements \Iterator, \Countable
 	/**
 	 * Closes the reader.
 	 * This frees up the resources allocated for executing this SQL statement.
-	 * Read attemps after this method call are unpredictable.
+	 * Read attempts after this method call are unpredictable.
 	 */
 	public function close()
 	{

framework/db/dao/QueryBuilder.php

@@ -92,7 +92,7 @@ class QueryBuilder extends \yii\base\Object
 	 *
 	 * @param string $table the table that new rows will be inserted into.
 	 * @param array $columns the column data (name=>value) to be inserted into the table.
-	 * @return integer number of rows affected by the execution.
+	 * @return string the INSERT SQL
 	 */
 	public function insert($table, $columns)
 	{
@@ -139,7 +139,7 @@ class QueryBuilder extends \yii\base\Object
 	 * @param mixed $condition the condition that will be put in the WHERE part. Please
 	 * refer to [[Query::where()]] on how to specify condition.
 	 * @param array $params the parameters to be bound to the query.
-	 * @return integer number of rows affected by the execution.
+	 * @return string the UPDATE SQL
 	 */
 	public function update($table, $columns, $condition = '', $params = array())
 	{
@@ -180,7 +180,7 @@ class QueryBuilder extends \yii\base\Object
 	 * @param mixed $condition the condition that will be put in the WHERE part. Please
 	 * refer to [[Query::where()]] on how to specify condition.
 	 * @param array $params the parameters to be bound to the query.
-	 * @return integer number of rows affected by the execution.
+	 * @return string the DELETE SQL
 	 */
 	public function delete($table, $condition = '', $params = array())
 	{