diff -r 000000000000 -r 7f95f8617b0b vendor/doctrine-dbal/lib/Doctrine/DBAL/Platforms/MsSqlPlatform.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/doctrine-dbal/lib/Doctrine/DBAL/Platforms/MsSqlPlatform.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,796 @@
+<?php
+
+/*
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information, see
+ * <http://www.doctrine-project.org>.
+ */
+
+namespace Doctrine\DBAL\Platforms;
+
+use Doctrine\DBAL\Schema\TableDiff;
+use Doctrine\DBAL\DBALException;
+use Doctrine\DBAL\Schema\Index,
+    Doctrine\DBAL\Schema\Table;
+
+/**
+ * The MsSqlPlatform provides the behavior, features and SQL dialect of the
+ * MySQL database platform.
+ *
+ * @since 2.0
+ * @author Roman Borschel <roman@code-factory.org>
+ * @author Jonathan H. Wage <jonwage@gmail.com>
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ * @todo Rename: MsSQLPlatform
+ */
+class MsSqlPlatform extends AbstractPlatform
+{
+
+    /**
+     * Whether the platform prefers identity columns for ID generation.
+     * MsSql prefers "autoincrement" identity columns since sequences can only
+     * be emulated with a table.
+     *
+     * @return boolean
+     * @override
+     */
+    public function prefersIdentityColumns()
+    {
+        return true;
+    }
+
+    /**
+     * Whether the platform supports identity columns.
+     * MsSql supports this through AUTO_INCREMENT columns.
+     *
+     * @return boolean
+     * @override
+     */
+    public function supportsIdentityColumns()
+    {
+        return true;
+    }
+
+    /**
+     * Whether the platform supports releasing savepoints.
+     *
+     * @return boolean
+     */
+    public function supportsReleaseSavepoints()
+    {
+        return false;
+    }
+
+    /**
+     * create a new database
+     *
+     * @param string $name name of the database that should be created
+     * @return string
+     * @override
+     */
+    public function getCreateDatabaseSQL($name)
+    {
+        return 'CREATE DATABASE ' . $name;
+    }
+
+    /**
+     * drop an existing database
+     *
+     * @param string $name name of the database that should be dropped
+     * @return string
+     * @override
+     */
+    public function getDropDatabaseSQL($name)
+    {
+        return 'DROP DATABASE ' . $name;
+    }
+
+    /**
+     * @override
+     */
+    public function supportsCreateDropDatabase()
+    {
+        return false;
+    }
+
+    /**
+     * @override
+     */
+    public function getDropForeignKeySQL($foreignKey, $table)
+    {
+        if ($foreignKey instanceof \Doctrine\DBAL\Schema\ForeignKeyConstraint) {
+            $foreignKey = $foreignKey->getQuotedName($this);
+        }
+
+        if ($table instanceof \Doctrine\DBAL\Schema\Table) {
+            $table = $table->getQuotedName($this);
+        }
+
+        return 'ALTER TABLE ' . $table . ' DROP CONSTRAINT ' . $foreignKey;
+    }
+
+    /**
+     * @override
+     */
+    public function getDropIndexSQL($index, $table=null)
+    {
+        if ($index instanceof \Doctrine\DBAL\Schema\Index) {
+            $index_ = $index;
+            $index = $index->getQuotedName($this);
+        } else if (!is_string($index)) {
+            throw new \InvalidArgumentException('AbstractPlatform::getDropIndexSQL() expects $index parameter to be string or \Doctrine\DBAL\Schema\Index.');
+        }
+
+        if (!isset($table)) {
+            return 'DROP INDEX ' . $index;
+        } else {
+            if ($table instanceof \Doctrine\DBAL\Schema\Table) {
+                $table = $table->getQuotedName($this);
+            }
+
+            return "IF EXISTS (SELECT * FROM sysobjects WHERE name = '$index')
+						ALTER TABLE " . $table . " DROP CONSTRAINT " . $index . "
+					ELSE
+						DROP INDEX " . $index . " ON " . $table;
+        }
+    }
+
+    /**
+     * @override
+     */
+    protected function _getCreateTableSQL($tableName, array $columns, array $options = array())
+    {
+        // @todo does other code breaks because of this?
+        // foce primary keys to be not null
+        foreach ($columns as &$column) {
+            if (isset($column['primary']) && $column['primary']) {
+                $column['notnull'] = true;
+            }
+        }
+
+        $columnListSql = $this->getColumnDeclarationListSQL($columns);
+
+        if (isset($options['uniqueConstraints']) && !empty($options['uniqueConstraints'])) {
+            foreach ($options['uniqueConstraints'] as $name => $definition) {
+                $columnListSql .= ', ' . $this->getUniqueConstraintDeclarationSQL($name, $definition);
+            }
+        }
+
+        if (isset($options['primary']) && !empty($options['primary'])) {
+            $columnListSql .= ', PRIMARY KEY(' . implode(', ', array_unique(array_values($options['primary']))) . ')';
+        }
+
+        $query = 'CREATE TABLE ' . $tableName . ' (' . $columnListSql;
+
+        $check = $this->getCheckDeclarationSQL($columns);
+        if (!empty($check)) {
+            $query .= ', ' . $check;
+        }
+        $query .= ')';
+
+        $sql[] = $query;
+
+        if (isset($options['indexes']) && !empty($options['indexes'])) {
+            foreach ($options['indexes'] AS $index) {
+                $sql[] = $this->getCreateIndexSQL($index, $tableName);
+            }
+        }
+
+        if (isset($options['foreignKeys'])) {
+            foreach ((array) $options['foreignKeys'] AS $definition) {
+                $sql[] = $this->getCreateForeignKeySQL($definition, $tableName);
+            }
+        }
+
+        return $sql;
+    }
+
+    /**
+     * @override
+     */
+    public function getUniqueConstraintDeclarationSQL($name, Index $index)
+    {
+        $constraint = parent::getUniqueConstraintDeclarationSQL($name, $index);
+
+        $constraint = $this->_appendUniqueConstraintDefinition($constraint, $index);
+
+        return $constraint;
+    }
+
+    /**
+     * @override
+     */
+    public function getCreateIndexSQL(Index $index, $table)
+    {
+        $constraint = parent::getCreateIndexSQL($index, $table);
+
+        if ($index->isUnique()) {
+            $constraint = $this->_appendUniqueConstraintDefinition($constraint, $index);
+        }
+
+        return $constraint;
+    }
+
+    /**
+     * Extend unique key constraint with required filters
+     *
+     * @param string $sql
+     * @param Index $index
+     * @return string
+     */
+    private function _appendUniqueConstraintDefinition($sql, Index $index)
+    {
+        $fields = array();
+        foreach ($index->getColumns() as $field => $definition) {
+            if (!is_array($definition)) {
+                $field = $definition;
+            }
+
+            $fields[] = $field . ' IS NOT NULL';
+        }
+
+        return $sql . ' WHERE ' . implode(' AND ', $fields);
+    }
+
+    /**
+     * @override
+     */
+    public function getAlterTableSQL(TableDiff $diff)
+    {
+        $queryParts = array();
+        if ($diff->newName !== false) {
+            $queryParts[] = 'RENAME TO ' . $diff->newName;
+        }
+
+        foreach ($diff->addedColumns AS $fieldName => $column) {
+            $queryParts[] = 'ADD ' . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
+        }
+
+        foreach ($diff->removedColumns AS $column) {
+            $queryParts[] = 'DROP COLUMN ' . $column->getQuotedName($this);
+        }
+
+        foreach ($diff->changedColumns AS $columnDiff) {
+            /* @var $columnDiff Doctrine\DBAL\Schema\ColumnDiff */
+            $column = $columnDiff->column;
+            $queryParts[] = 'CHANGE ' . ($columnDiff->oldColumnName) . ' '
+                    . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
+        }
+
+        foreach ($diff->renamedColumns AS $oldColumnName => $column) {
+            $queryParts[] = 'CHANGE ' . $oldColumnName . ' '
+                    . $this->getColumnDeclarationSQL($column->getQuotedName($this), $column->toArray());
+        }
+
+        $sql = array();
+
+        foreach ($queryParts as $query) {
+            $sql[] = 'ALTER TABLE ' . $diff->name . ' ' . $query;
+        }
+
+        $sql = array_merge($sql, $this->_getAlterTableIndexForeignKeySQL($diff));
+
+        return $sql;
+    }
+
+    /**
+     * @override
+     */
+    public function getEmptyIdentityInsertSQL($quotedTableName, $quotedIdentifierColumnName)
+    {
+        return 'INSERT INTO ' . $quotedTableName . ' DEFAULT VALUES';
+    }
+
+    /**
+     * @override
+     */
+    public function getShowDatabasesSQL()
+    {
+        return 'SHOW DATABASES';
+    }
+
+    /**
+     * @override
+     */
+    public function getListTablesSQL()
+    {
+        return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name";
+    }
+
+    /**
+     * @override
+     */
+    public function getListTableColumnsSQL($table, $database = null)
+    {
+        return 'exec sp_columns @table_name = ' . $table;
+    }
+
+    /**
+     * @override
+     */
+    public function getListTableForeignKeysSQL($table, $database = null)
+    {
+        return "SELECT f.name AS ForeignKey,
+                SCHEMA_NAME (f.SCHEMA_ID) AS SchemaName,
+                OBJECT_NAME (f.parent_object_id) AS TableName,
+                COL_NAME (fc.parent_object_id,fc.parent_column_id) AS ColumnName,
+                SCHEMA_NAME (o.SCHEMA_ID) ReferenceSchemaName,
+                OBJECT_NAME (f.referenced_object_id) AS ReferenceTableName,
+                COL_NAME(fc.referenced_object_id,fc.referenced_column_id) AS ReferenceColumnName,
+                f.delete_referential_action_desc,
+                f.update_referential_action_desc
+                FROM sys.foreign_keys AS f
+                INNER JOIN sys.foreign_key_columns AS fc
+                INNER JOIN sys.objects AS o ON o.OBJECT_ID = fc.referenced_object_id
+                ON f.OBJECT_ID = fc.constraint_object_id
+                WHERE OBJECT_NAME (f.parent_object_id) = '" . $table . "'";
+    }
+
+    /**
+     * @override
+     */
+    public function getListTableIndexesSQL($table, $currentDatabase = null)
+    {
+        return "exec sp_helpindex '" . $table . "'";
+    }
+
+    /**
+     * @override
+     */
+    public function getCreateViewSQL($name, $sql)
+    {
+        return 'CREATE VIEW ' . $name . ' AS ' . $sql;
+    }
+
+    /**
+     * @override
+     */
+    public function getListViewsSQL($database)
+    {
+        return "SELECT name FROM sysobjects WHERE type = 'V' ORDER BY name";
+    }
+
+    /**
+     * @override
+     */
+    public function getDropViewSQL($name)
+    {
+        return 'DROP VIEW ' . $name;
+    }
+
+    /**
+     * Returns the regular expression operator.
+     *
+     * @return string
+     * @override
+     */
+    public function getRegexpExpression()
+    {
+        return 'RLIKE';
+    }
+
+    /**
+     * Returns global unique identifier
+     *
+     * @return string to get global unique identifier
+     * @override
+     */
+    public function getGuidExpression()
+    {
+        return 'UUID()';
+    }
+
+    /**
+     * @override
+     */
+    public function getLocateExpression($str, $substr, $startPos = false)
+    {
+        if ($startPos == false) {
+            return 'CHARINDEX(' . $substr . ', ' . $str . ')';
+        } else {
+            return 'CHARINDEX(' . $substr . ', ' . $str . ', ' . $startPos . ')';
+        }
+    }
+
+    /**
+     * @override
+     */
+    public function getModExpression($expression1, $expression2)
+    {
+        return $expression1 . ' % ' . $expression2;
+    }
+
+    /**
+     * @override
+     */
+    public function getTrimExpression($str, $pos = self::TRIM_UNSPECIFIED, $char = false)
+    {
+        $trimFn = '';
+
+        if (!$char) {
+            if ($pos == self::TRIM_LEADING) {
+                $trimFn = 'LTRIM';
+            } else if ($pos == self::TRIM_TRAILING) {
+                $trimFn = 'RTRIM';
+            } else {
+                return 'LTRIM(RTRIM(' . $str . '))';
+            }
+
+            return $trimFn . '(' . $str . ')';
+        } else {
+            /** Original query used to get those expressions
+              declare @c varchar(100) = 'xxxBarxxx', @trim_char char(1) = 'x';
+              declare @pat varchar(10) = '%[^' + @trim_char + ']%';
+              select @c as string
+              , @trim_char as trim_char
+              , stuff(@c, 1, patindex(@pat, @c) - 1, null) as trim_leading
+              , reverse(stuff(reverse(@c), 1, patindex(@pat, reverse(@c)) - 1, null)) as trim_trailing
+              , reverse(stuff(reverse(stuff(@c, 1, patindex(@pat, @c) - 1, null)), 1, patindex(@pat, reverse(stuff(@c, 1, patindex(@pat, @c) - 1, null))) - 1, null)) as trim_both;
+             */
+            $pattern = "'%[^' + $char + ']%'";
+
+            if ($pos == self::TRIM_LEADING) {
+                return 'stuff(' . $str . ', 1, patindex(' . $pattern . ', ' . $str . ') - 1, null)';
+            } else if ($pos == self::TRIM_TRAILING) {
+                return 'reverse(stuff(reverse(' . $str . '), 1, patindex(' . $pattern . ', reverse(' . $str . ')) - 1, null))';
+            } else {
+                return 'reverse(stuff(reverse(stuff(' . $str . ', 1, patindex(' . $pattern . ', ' . $str . ') - 1, null)), 1, patindex(' . $pattern . ', reverse(stuff(' . $str . ', 1, patindex(' . $pattern . ', ' . $str . ') - 1, null))) - 1, null))';
+            }
+        }
+    }
+
+    /**
+     * @override
+     */
+    public function getConcatExpression()
+    {
+        $args = func_get_args();
+        return '(' . implode(' + ', $args) . ')';
+    }
+
+    public function getListDatabasesSQL()
+    {
+        return 'SELECT * FROM SYS.DATABASES';
+    }
+
+    /**
+     * @override
+     */
+    public function getSubstringExpression($value, $from, $len = null)
+    {
+        if (!is_null($len)) {
+            return 'SUBSTRING(' . $value . ', ' . $from . ', ' . $len . ')';
+        }
+        return 'SUBSTRING(' . $value . ', ' . $from . ', LEN(' . $value . ') - ' . $from . ' + 1)';
+    }
+
+    /**
+     * @override
+     */
+    public function getLengthExpression($column)
+    {
+        return 'LEN(' . $column . ')';
+    }
+
+    /**
+     * @override
+     */
+    public function getSetTransactionIsolationSQL($level)
+    {
+        return 'SET TRANSACTION ISOLATION LEVEL ' . $this->_getTransactionIsolationLevelSQL($level);
+    }
+
+    /**
+     * @override
+     */
+    public function getIntegerTypeDeclarationSQL(array $field)
+    {
+        return 'INT' . $this->_getCommonIntegerTypeDeclarationSQL($field);
+    }
+
+    /**
+     * @override
+     */
+    public function getBigIntTypeDeclarationSQL(array $field)
+    {
+        return 'BIGINT' . $this->_getCommonIntegerTypeDeclarationSQL($field);
+    }
+
+    /**
+     * @override
+     */
+    public function getSmallIntTypeDeclarationSQL(array $field)
+    {
+        return 'SMALLINT' . $this->_getCommonIntegerTypeDeclarationSQL($field);
+    }
+
+    /** @override */
+    protected function getVarcharTypeDeclarationSQLSnippet($length, $fixed)
+    {
+        return $fixed ? ($length ? 'NCHAR(' . $length . ')' : 'CHAR(255)') : ($length ? 'NVARCHAR(' . $length . ')' : 'NVARCHAR(255)');
+    }
+
+    /** @override */
+    public function getClobTypeDeclarationSQL(array $field)
+    {
+        return 'TEXT';
+    }
+
+    /**
+     * @override
+     */
+    protected function _getCommonIntegerTypeDeclarationSQL(array $columnDef)
+    {
+        $autoinc = '';
+        if (!empty($columnDef['autoincrement'])) {
+            $autoinc = ' IDENTITY';
+        }
+        $unsigned = (isset($columnDef['unsigned']) && $columnDef['unsigned']) ? ' UNSIGNED' : '';
+
+        return $unsigned . $autoinc;
+    }
+
+    /**
+     * @override
+     */
+    public function getDateTimeTypeDeclarationSQL(array $fieldDeclaration)
+    {
+        // 6 - microseconds precision length
+        return 'DATETIME2(6)';
+    }
+
+    /**
+     * @override
+     */
+    public function getDateTypeDeclarationSQL(array $fieldDeclaration)
+    {
+        return 'DATE';
+    }
+
+    /**
+     * @override
+     */
+    public function getTimeTypeDeclarationSQL(array $fieldDeclaration)
+    {
+        return 'TIME(0)';
+    }
+
+    /**
+     * @override
+     */
+    public function getBooleanTypeDeclarationSQL(array $field)
+    {
+        return 'BIT';
+    }
+
+    /**
+     * Adds an adapter-specific LIMIT clause to the SELECT statement.
+     *
+     * @param string $query
+     * @param mixed $limit
+     * @param mixed $offset
+     * @link http://lists.bestpractical.com/pipermail/rt-devel/2005-June/007339.html
+     * @return string
+     */
+    protected function doModifyLimitQuery($query, $limit, $offset = null)
+    {
+        if ($limit > 0) {
+            $count = intval($limit);
+            $offset = intval($offset);
+
+            if ($offset < 0) {
+                throw new DBALException("LIMIT argument offset=$offset is not valid");
+            }
+
+            if ($offset == 0) {
+                $query = preg_replace('/^SELECT\s/i', 'SELECT TOP ' . $count . ' ', $query);
+            } else {
+                $orderby = stristr($query, 'ORDER BY');
+
+                if (!$orderby) {
+                    $over = 'ORDER BY (SELECT 0)';
+                } else {
+                    $over = preg_replace('/\"[^,]*\".\"([^,]*)\"/i', '"inner_tbl"."$1"', $orderby);
+                }
+
+                // Remove ORDER BY clause from $query
+                $query = preg_replace('/\s+ORDER BY(.*)/', '', $query);
+                $query = preg_replace('/^SELECT\s/', '', $query);
+
+                $start = $offset + 1;
+                $end = $offset + $count;
+
+                $query = "SELECT * FROM (SELECT ROW_NUMBER() OVER ($over) AS \"doctrine_rownum\", $query) AS doctrine_tbl WHERE \"doctrine_rownum\" BETWEEN $start AND $end";
+            }
+        }
+
+        return $query;
+    }
+
+    /**
+     * @override
+     */
+    public function convertBooleans($item)
+    {
+        if (is_array($item)) {
+            foreach ($item as $key => $value) {
+                if (is_bool($value) || is_numeric($item)) {
+                    $item[$key] = ($value) ? 1 : 0;
+                }
+            }
+        } else {
+            if (is_bool($item) || is_numeric($item)) {
+                $item = ($item) ? 1 : 0;
+            }
+        }
+        return $item;
+    }
+
+    /**
+     * @override
+     */
+    public function getCreateTemporaryTableSnippetSQL()
+    {
+        return "CREATE TABLE";
+    }
+
+    /**
+     * @override
+     */
+    public function getTemporaryTableName($tableName)
+    {
+        return '#' . $tableName;
+    }
+
+    /**
+     * @override
+     */
+    public function getDateTimeFormatString()
+    {
+        return 'Y-m-d H:i:s.u';
+    }
+
+    /**
+     * @override
+     */
+    public function getDateTimeTzFormatString()
+    {
+        return $this->getDateTimeFormatString();
+    }
+
+    /**
+     * Get the platform name for this instance
+     *
+     * @return string
+     */
+    public function getName()
+    {
+        return 'mssql';
+    }
+
+    /**
+     * @override
+     */
+    protected function initializeDoctrineTypeMappings()
+    {
+        $this->doctrineTypeMapping = array(
+            'bigint' => 'bigint',
+            'numeric' => 'decimal',
+            'bit' => 'boolean',
+            'smallint' => 'smallint',
+            'decimal' => 'decimal',
+            'smallmoney' => 'integer',
+            'int' => 'integer',
+            'tinyint' => 'smallint',
+            'money' => 'integer',
+            'float' => 'float',
+            'real' => 'float',
+            'double' => 'float',
+            'double precision' => 'float',
+            'date' => 'date',
+            'datetimeoffset' => 'datetimetz',
+            'datetime2' => 'datetime',
+            'smalldatetime' => 'datetime',
+            'datetime' => 'datetime',
+            'time' => 'time',
+            'char' => 'string',
+            'varchar' => 'string',
+            'text' => 'text',
+            'nchar' => 'string',
+            'nvarchar' => 'string',
+            'ntext' => 'text',
+            'binary' => 'text',
+            'varbinary' => 'text',
+            'image' => 'text',
+        );
+    }
+
+    /**
+     * Generate SQL to create a new savepoint
+     *
+     * @param string $savepoint
+     * @return string
+     */
+    public function createSavePoint($savepoint)
+    {
+        return 'SAVE TRANSACTION ' . $savepoint;
+    }
+
+    /**
+     * Generate SQL to release a savepoint
+     *
+     * @param string $savepoint
+     * @return string
+     */
+    public function releaseSavePoint($savepoint)
+    {
+        return '';
+    }
+
+    /**
+     * Generate SQL to rollback a savepoint
+     *
+     * @param string $savepoint
+     * @return string
+     */
+    public function rollbackSavePoint($savepoint)
+    {
+        return 'ROLLBACK TRANSACTION ' . $savepoint;
+    }
+
+    /**
+     * @override
+     */
+    public function appendLockHint($fromClause, $lockMode)
+    {
+        // @todo coorect
+        if ($lockMode == \Doctrine\DBAL\LockMode::PESSIMISTIC_READ) {
+            return $fromClause . ' WITH (tablockx)';
+        } else if ($lockMode == \Doctrine\DBAL\LockMode::PESSIMISTIC_WRITE) {
+            return $fromClause . ' WITH (tablockx)';
+        } else {
+            return $fromClause;
+        }
+    }
+
+    /**
+     * @override
+     */
+    public function getForUpdateSQL()
+    {
+        return ' ';
+    }
+
+    protected function getReservedKeywordsClass()
+    {
+        return 'Doctrine\DBAL\Platforms\Keywords\MsSQLKeywords';
+    }
+
+    /**
+     * Quotes a string so that it can be safely used as a table or column name,
+     * even if it is a reserved word of the platform.
+     *
+     * NOTE: Just because you CAN use quoted identifiers doesn't mean
+     * you SHOULD use them.  In general, they end up causing way more
+     * problems than they solve.
+     *
+     * @param string $str           identifier name to be quoted
+     * @return string               quoted identifier string
+     */
+    public function quoteIdentifier($str)
+    {
+        return "[" . $str . "]";
+    }
+}