Primilary import of new db stuff

1 files changed, 57 insertions, 0 deletions

diff --git a/framework/Db/schema/mssql/TMssqlColumnSchema.php b/framework/Db/schema/mssql/TMssqlColumnSchema.php
new file mode 100755
index 00000000..32498e85
--- /dev/null
+++ b/framework/Db/schema/mssql/TMssqlColumnSchema.php
@@ -0,0 +1,57 @@
+<?php
+/**
+ * TMssqlColumnSchema class file.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @author Christophe Boulain <Christophe.Boulain@gmail.com>
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright &copy; 2008-2009 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+prado::using('System.db.schema.TDbColumnSchema');
+
+/**
+ * TMssqlColumnSchema class describes the column meta data of a MSSQL table.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @author Christophe Boulain <Christophe.Boulain@gmail.com>
+ * @version $Id$
+ * @package system.db.schema.mssql
+ * @since 1.0.4
+ */
+class TMssqlColumnSchema extends TDbColumnSchema
+{
+	/**
+	 * Extracts the PHP type from DB type.
+	 * @param string DB type
+	 */
+	protected function extractType($dbType)
+	{
+		if(strpos($dbType,'bigint')!==false || strpos($dbType,'float')!==false || strpos($dbType,'real')!==false)
+			$this->type='double';
+		else if(strpos($dbType,'int')!==false || strpos($dbType,'smallint')!==false || strpos($dbType,'tinyint'))
+			$this->type='integer';
+		else if(strpos($dbType,'bit')!==false)
+			$this->type='boolean';
+		else
+			$this->type='string';
+	}
+
+	protected function extractDefault($defaultValue)
+	{
+		if($this->dbType==='timestamp' )
+			$this->defaultValue=null;
+		else
+			parent::extractDefault(str_replace(array('(',')',"'"), '', $defaultValue));
+	}
+
+	/**
+	 * Extracts size, precision and scale information from column's DB type.
+	 * We do nothing here, since sizes and precisions have been computed before.
+	 * @param string the column's DB type
+	 */
+	protected function extractLimit($dbType)
+	{
+	}
+}