Remove unused variables and statements.

lib/Cake/Console/Command/TestShell.php

@@ -371,7 +371,6 @@ class TestShell extends Shell {
 				}
 
 				throw new Exception(__d('cake_dev', 'Test case %s cannot be run via this shell', $testFile));
-				return false;
 			}
 		}
 

lib/Cake/Controller/Component/SecurityComponent.php

@@ -462,7 +462,6 @@ class SecurityComponent extends Component {
 		);
 
 		foreach ($fieldList as $i => $key) {
-			$isDisabled = false;
 			$isLocked = (is_array($locked) && in_array($key, $locked));
 
 			if (!empty($unlockedFields)) {

lib/Cake/Model/Behavior/ContainableBehavior.php

@@ -266,7 +266,6 @@ class ContainableBehavior extends ModelBehavior {
 	public function containments($Model, $contain, $containments = array(), $throwErrors = null) {
 		$options = array('className', 'joinTable', 'with', 'foreignKey', 'associationForeignKey', 'conditions', 'fields', 'order', 'limit', 'offset', 'unique', 'finderQuery', 'deleteQuery', 'insertQuery');
 		$keep = array();
-		$depth = array();
 		if ($throwErrors === null) {
 			$throwErrors = (empty($this->settings[$Model->alias]) ? true : $this->settings[$Model->alias]['notices']);
 		}

lib/Cake/Model/Behavior/TreeBehavior.php

@@ -274,7 +274,7 @@ class TreeBehavior extends ModelBehavior {
 		} elseif (!$id) {
 			$id = null;
 		}
-		$name = $Model->alias;
+
 		extract($this->settings[$Model->alias]);
 
 		if (!is_null($overrideRecursive)) {

lib/Cake/Model/Datasource/Database/Mysql.php

@@ -607,10 +607,8 @@ class Mysql extends DboSource {
  */
 	public function listDetailedSources($name = null) {
 		$condition = '';
-		$params = array();
 		if (is_string($name)) {
 				$condition = ' WHERE name = ' . $this->value($name);
-				$params = array($name);
 		}
 		$result = $this->_connection->query('SHOW TABLE STATUS ' . $condition, PDO::FETCH_ASSOC);
 

lib/Cake/Model/Datasource/Database/Postgres.php

@@ -450,7 +450,6 @@ class Postgres extends DboSource {
 				if ($key['indisprimary']) {
 					$key['relname'] = 'PRIMARY';
 				}
-				$col = array();
 				preg_match('/\(([^\)]+)\)/', $key['statement'], $indexColumns);
 				$parsedColumn = $indexColumns[1];
 				if (strpos($indexColumns[1], ',') !== false) {

lib/Cake/Model/Datasource/Database/Sqlite.php

@@ -151,7 +151,6 @@ class Sqlite extends DboSource {
 			parent::listSources($tables);
 			return $tables;
 		}
-		return array();
 	}
 
 /**
@@ -391,8 +390,6 @@ class Sqlite extends DboSource {
 			return null;
 		}
 
-		$real = $this->columns[$type];
-		$out = $this->name($name) . ' ' . $real['name'];
 		if (isset($column['key']) && $column['key'] == 'primary' && $type == 'integer') {
 			return $this->name($name) . ' ' . $this->columns['primary_key']['name'];
 		}

lib/Cake/Model/Datasource/Database/Sqlserver.php

@@ -780,7 +780,6 @@ class Sqlserver extends DboSource {
 		$out = '';
 		foreach ($schema->tables as $curTable => $columns) {
 			if (!$table || $table == $curTable) {
-				$t =  $this->fullTableName($curTable);
 				$out .= "IF OBJECT_ID('" . $this->fullTableName($curTable, false). "', 'U') IS NOT NULL DROP TABLE " .  $this->fullTableName($curTable) . ";\n";
 			}
 		}

lib/Cake/Model/Datasource/DboSource.php

@@ -580,7 +580,6 @@ class DboSource extends DataSource {
 			} else if (isset($args[1]) && !is_array($args[1]) ) {
 				return $this->fetchAll($args[0], false);
 			} else if (isset($args[1]) && is_array($args[1])) {
-				$offset = 0;
 				if (isset($args[2])) {
 					$cache = $args[2];
 				} else {
@@ -2109,9 +2108,6 @@ class DboSource extends DataSource {
  * @return string
  */
 	public function resolveKey(Model $model, $key, $assoc = null) {
-		if (empty($assoc)) {
-			$assoc = $model->alias;
-		}
 		if (strpos('.', $key) !== false) {
 			return $this->name($model->alias) . '.' . $this->name($key);
 		}
@@ -2236,7 +2232,6 @@ class DboSource extends DataSource {
 						);
 						$fields[$i] = $this->name(($prefix ? $alias . '.' : '') . $fields[$i]);
 					} else {
-						$value = array();
 						if (strpos($fields[$i], ',') === false) {
 							$build = explode('.', $fields[$i]);
 							if (!Set::numeric($build)) {
@@ -2788,7 +2783,6 @@ class DboSource extends DataSource {
 		);
 		$columnMap = array();
 
-		$count = count($values);
 		$sql = "INSERT INTO {$table} ({$fields}) VALUES ({$holder})";
 		$statement = $this->_connection->prepare($sql);
 		$this->begin();

lib/Cake/Model/Model.php

@@ -896,7 +896,6 @@ class Model extends Object implements CakeEventListener {
 					$assocName = $value;
 					$value = array();
 				}
-				$modelName = $assocName;
 				$this->{$assoc}[$assocName] = $value;
 				if (property_exists($this, $assocName)) {
 					unset($this->{$assocName});
@@ -1193,7 +1192,6 @@ class Model extends Object implements CakeEventListener {
 			return $data;
 		}
 
-		$copy = $data;
 		$type = $this->getColumnType($field);
 
 		if (in_array($type, array('datetime', 'timestamp', 'date', 'time'))) {

lib/Cake/Utility/CakeTime.php

@@ -327,7 +327,6 @@ class CakeTime {
  * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
  */
 	public static function dayAsSql($dateString, $fieldName, $userOffset = null) {
-		$date = self::fromString($dateString, $userOffset);
 		return self::daysAsSql($dateString, $dateString, $fieldName);
 	}
 
@@ -559,9 +558,6 @@ class CakeTime {
 
 		// If more than a week, then take into account the length of months
 		if ($diff >= 604800) {
-			$current = array();
-			$date = array();
-
 			list($future['H'], $future['i'], $future['s'], $future['d'], $future['m'], $future['Y']) = explode('/', date('H/i/s/d/m/Y', $futureTime));
 
 			list($past['H'], $past['i'], $past['s'], $past['d'], $past['m'], $past['Y']) = explode('/', date('H/i/s/d/m/Y', $pastTime));

lib/Cake/View/View.php

@@ -803,7 +803,6 @@ class View extends Object {
 			default:
 				return $this->{$name};
 		}
-		return null;
 	}
 
 /**