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<?php
/*
* $Id: Mssql.php 6484 2009-10-12 17:40:41Z jwage $
*
* 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.phpdoctrine.org>.
*/
/**
* @package Doctrine
* @subpackage Import
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @author Frank M. Kromann <frank@kromann.info> (PEAR MDB2 Mssql driver)
* @author David Coallier <davidc@php.net> (PEAR MDB2 Mssql driver)
* @version $Revision: 6484 $
* @link www.phpdoctrine.org
* @since 1.0
*/
class Doctrine_Import_Mssql extends Doctrine_Import
{
/**
* lists all database sequences
*
* @param string|null $database
* @return array
*/
public function listSequences($database = null)
{
$query = "SELECT name FROM sysobjects WHERE xtype = 'U'";
$tableNames = $this->conn->fetchColumn($query);
return array_map(array($this->conn->formatter, 'fixSequenceName'), $tableNames);
}
/**
* lists table relations
*
* Expects an array of this format to be returned with all the relationships in it where the key is
* the name of the foreign table, and the value is an array containing the local and foreign column
* name
*
* Array
* (
* [groups] => Array
* (
* [local] => group_id
* [foreign] => id
* )
* )
*
* @param string $table database table name
* @return array
*/
public function listTableRelations($tableName)
{
$relations = array();
$sql = 'SELECT o1.name as table_name, c1.name as column_name, o2.name as referenced_table_name, c2.name as referenced_column_name, s.name as constraint_name FROM sysforeignkeys fk inner join sysobjects o1 on fk.fkeyid = o1.id inner join sysobjects o2 on fk.rkeyid = o2.id inner join syscolumns c1 on c1.id = o1.id and c1.colid = fk.fkey inner join syscolumns c2 on c2.id = o2.id and c2.colid = fk.rkey inner join sysobjects s on fk.constid = s.id AND o1.name = \'' . $tableName . '\'';
$results = $this->conn->fetchAssoc($sql);
foreach ($results as $result)
{
$result = array_change_key_case($result, CASE_LOWER);
$relations[] = array('table' => $result['referenced_table_name'],
'local' => $result['column_name'],
'foreign' => $result['referenced_column_name']);
}
return $relations;
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableColumns($table)
{
$sql = 'EXEC sp_primary_keys_rowset @table_name = ' . $this->conn->quoteIdentifier($table, true);
$result = $this->conn->fetchAssoc($sql);
$primary = array();
foreach ($result as $key => $val) {
$primary[] = $val['COLUMN_NAME'];
}
$sql = 'EXEC sp_columns @table_name = ' . $this->conn->quoteIdentifier($table, true);
$result = $this->conn->fetchAssoc($sql);
$columns = array();
foreach ($result as $key => $val) {
$val = array_change_key_case($val, CASE_LOWER);
if (strstr($val['type_name'], ' ')) {
list($type, $identity) = explode(' ', $val['type_name']);
} else {
$type = $val['type_name'];
$identity = '';
}
if ($type == 'varchar') {
$type .= '(' . $val['length'] . ')';
}
$val['type'] = $type;
$val['identity'] = $identity;
$decl = $this->conn->dataDict->getPortableDeclaration($val);
$isIdentity = (bool) (strtoupper(trim($identity)) == 'IDENTITY');
$isNullable = (bool) (strtoupper(trim($val['is_nullable'])) == 'NO');
$isPrimary = in_array($val['column_name'], $primary);
$description = array(
'name' => $val['column_name'],
'ntype' => $type,
'type' => $decl['type'][0],
'alltypes' => $decl['type'],
'length' => $decl['length'],
'fixed' => (bool) $decl['fixed'],
'unsigned' => (bool) $decl['unsigned'],
'notnull' => $isIdentity ? true : $isNullable,
'default' => $val['column_def'],
'primary' => $isPrimary,
'autoincrement' => $isIdentity,
);
$columns[$val['column_name']] = $description;
}
return $columns;
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableIndexes($table)
{
}
/**
* lists tables
*
* @param string|null $database
* @return array
*/
public function listTables($database = null)
{
$sql = "SELECT name FROM sysobjects WHERE type = 'U' AND name <> 'dtproperties' AND name <> 'sysdiagrams' ORDER BY name";
return $this->conn->fetchColumn($sql);
}
/**
* lists all triggers
*
* @return array
*/
public function listTriggers($database = null)
{
$query = "SELECT name FROM sysobjects WHERE xtype = 'TR'";
$result = $this->conn->fetchColumn($query);
return $result;
}
/**
* lists table triggers
*
* @param string $table database table name
* @return array
*/
public function listTableTriggers($table)
{
$table = $this->conn->quote($table, 'text');
$query = "SELECT name FROM sysobjects WHERE xtype = 'TR' AND object_name(parent_obj) = " . $table;
$result = $this->conn->fetchColumn($query);
return $result;
}
/**
* lists table views
*
* @param string $table database table name
* @return array
*/
public function listTableViews($table)
{
$keyName = 'INDEX_NAME';
$pkName = 'PK_NAME';
if ($this->conn->getAttribute(Doctrine_Core::ATTR_PORTABILITY) & Doctrine_Core::PORTABILITY_FIX_CASE) {
if ($this->conn->getAttribute(Doctrine_Core::ATTR_FIELD_CASE) == CASE_LOWER) {
$keyName = strtolower($keyName);
$pkName = strtolower($pkName);
} else {
$keyName = strtoupper($keyName);
$pkName = strtoupper($pkName);
}
}
$table = $this->conn->quote($table, 'text');
$query = 'EXEC sp_statistics @table_name = ' . $table;
$indexes = $this->conn->fetchColumn($query, $keyName);
$query = 'EXEC sp_pkeys @table_name = ' . $table;
$pkAll = $this->conn->fetchColumn($query, $pkName);
$result = array();
foreach ($indexes as $index) {
if ( ! in_array($index, $pkAll) && $index != null) {
$result[] = $this->conn->formatter->fixIndexName($index);
}
}
return $result;
}
/**
* lists database views
*
* @param string|null $database
* @return array
*/
public function listViews($database = null)
{
$query = "SELECT name FROM sysobjects WHERE xtype = 'V'";
return $this->conn->fetchColumn($query);
}
}
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