[2.0] Added boolean type support

lib/Doctrine/DBAL/Platforms/AbstractPlatform.php

@@ -769,6 +769,14 @@ abstract class AbstractPlatform
         return 'NUMERIC(' . $columnDef['precision'] . ', ' . $columnDef['scale'] . ')';
     }
 
+    /**
+     * Gets the SQL snippet that declares a boolean column.
+     *
+     * @param array $columnDef
+     * @return string
+     */
+    abstract public function getBooleanTypeDeclarationSql(array $columnDef);
+
     /**
      * Gets the SQL snippet that declares a 4 byte integer column.
      *
@@ -1543,11 +1551,6 @@ abstract class AbstractPlatform
      */
     abstract public function getVarcharTypeDeclarationSql(array $field);
 
-    public function getBooleanTypeDeclarationSql(array $field)
-    {
-        return $this->getIntegerTypeDeclarationSql($field);
-    }
-
     /**
      * Gets the name of the platform.
      *

lib/Doctrine/DBAL/Platforms/MsSqlPlatform.php

@@ -324,19 +324,34 @@ class MsSqlPlatform extends AbstractPlatform
     {
         return 'SET TRANSACTION ISOLATION LEVEL ' . $this->_getTransactionIsolationLevelSql($level);
     }
+    
+    /** 
+     * @override 
+     */
+    public function getBooleanTypeDeclarationSql(array $field)
+    {
+        return 'BIT';
+    }
 
+    /** 
+     * @override 
+     */
     public function getIntegerTypeDeclarationSql(array $field)
     {
         return 'INT' . $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /**
+     * @override 
+     */
     public function getBigIntTypeDeclarationSql(array $field)
     {
         return 'BIGINT' . $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getSmallIntTypeDeclarationSql(array $field)
     {
         return 'SMALLINT' . $this->_getCommonIntegerTypeDeclarationSql($field);

lib/Doctrine/DBAL/Platforms/OraclePlatform.php

@@ -152,6 +152,14 @@ class OraclePlatform extends AbstractPlatform
                 return parent::_getTransactionIsolationLevelSql($level);
         }
     }
+    
+    /**
+     * @override
+     */
+    public function getBooleanTypeDeclarationSql(array $field)
+    {
+        return 'NUMBER(1)';
+    }
 
     /**
      * @override

lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php

@@ -218,10 +218,10 @@ class PostgreSqlPlatform extends AbstractPlatform
      * @param string $value     boolean value to be parsed
      * @return string           parsed boolean value
      */
-    public function parseBoolean($value)
+    /*public function parseBoolean($value)
     {
         return $value;
-    }
+    }*/
     
     /**
      * Whether the platform supports sequences.
@@ -656,6 +656,14 @@ class PostgreSqlPlatform extends AbstractPlatform
         return 'SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL '
                 . $this->_getTransactionIsolationLevelSql($level);
     }
+    
+    /**
+     * @override
+     */
+    public function getBooleanTypeDeclarationSql(array $field)
+    {
+        return 'BOOLEAN';
+    }
 
     /**
      * @override
@@ -665,6 +673,7 @@ class PostgreSqlPlatform extends AbstractPlatform
         if ( ! empty($field['autoincrement'])) {
             return 'SERIAL';
         }
+        
         return 'INT';
     }
 

lib/Doctrine/DBAL/Platforms/SqlitePlatform.php

@@ -193,43 +193,65 @@ class SqlitePlatform extends AbstractPlatform
         return 'PRAGMA read_uncommitted = ' . $this->_getTransactionIsolationLevelSql($level);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function prefersIdentityColumns()
     {
         return true;
     }
+    
+    /** 
+     * @override 
+     */
+    public function getBooleanTypeDeclarationSql(array $field)
+    {
+        return 'BOOLEAN';
+    }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getIntegerTypeDeclarationSql(array $field)
     {
         return $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getBigIntTypeDeclarationSql(array $field)
     {
         return $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getTinyIntTypeDeclarationSql(array $field)
     {
         return $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getSmallIntTypeDeclarationSql(array $field)
     {
         return $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getMediumIntTypeDeclarationSql(array $field)
     {
         return $this->_getCommonIntegerTypeDeclarationSql($field);
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     public function getDateTimeTypeDeclarationSql(array $fieldDeclaration)
     {
         return 'DATETIME';
@@ -243,7 +265,9 @@ class SqlitePlatform extends AbstractPlatform
         return 'DATE';
     }
 
-    /** @override */
+    /** 
+     * @override 
+     */
     protected function _getCommonIntegerTypeDeclarationSql(array $columnDef)
     {
         $autoinc = ! empty($columnDef['autoincrement']) ? ' AUTOINCREMENT' : '';

lib/Doctrine/DBAL/Types/BooleanType.php

@@ -13,7 +13,7 @@ class BooleanType extends Type
 {
     public function getSqlDeclaration(array $fieldDeclaration, AbstractPlatform $platform)
     {
-        return $platform->getBooleanDeclarationSql();
+        return $platform->getBooleanTypeDeclarationSql($fieldDeclaration);
     }
 
     public function convertToDatabaseValue($value, AbstractPlatform $platform)