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<?php
/*
* $Id: Oracle.php 10831 2013-05-29 19:32:17Z btowles $
*
* 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>.
*/
/**
* @package Doctrine
* @subpackage Import
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @version $Revision: 7490 $
* @link www.doctrine-project.org
* @since 1.0
*/
class Doctrine_Import_Oracle extends Doctrine_Import
{
/**
* lists all databases
*
* @return array
*/
public function listDatabases()
{
if ( ! $this->conn->getAttribute(Doctrine_Core::ATTR_EMULATE_DATABASE)) {
throw new Doctrine_Import_Exception('database listing is only supported if the "emulate_database" option is enabled');
}
$query = 'SELECT username FROM sys.user_users';
$result2 = $this->conn->standaloneQuery($query);
$result = $result2->fetchColumn();
return $result;
}
/**
* lists all availible database functions
*
* @return array
*/
public function listFunctions()
{
$query = "SELECT name FROM sys.user_source WHERE line = 1 AND type = 'FUNCTION'";
return $this->conn->fetchColumn($query);
}
/**
* lists all database triggers
*
* @param string|null $database
* @return array
*/
public function listTriggers($database = null)
{
$query = "SELECT trigger_name FROM sys.user_triggers";
return $this->conn->fetchColumn($query);
}
/**
* lists all database sequences
*
* @param string|null $database
* @return array
*/
public function listSequences($database = null)
{
$query = "SELECT sequence_name FROM sys.user_sequences";
$tableNames = $this->conn->fetchColumn($query);
return array_map(array($this->conn->formatter, 'fixSequenceName'), $tableNames);
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableConstraints($table)
{
$table = $this->conn->quote($table, 'text');
$query = 'SELECT index_name name FROM user_constraints'
. ' WHERE table_name = ' . $table . ' OR table_name = ' . strtoupper($table);
$constraints = $this->conn->fetchColumn($query);
return array_map(array($this->conn->formatter, 'fixIndexName'), $constraints);
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableColumns($table)
{
$sql = <<<QEND
SELECT tc.column_name, data_type,
CASE WHEN data_type = 'NUMBER' THEN data_precision ELSE data_length END AS data_length,
nullable, data_default, data_scale, data_precision, pk.primary
FROM all_tab_columns tc
LEFT JOIN (
select 'primary' primary, cc.table_name, cc.column_name from all_constraints cons
join all_cons_columns cc on cons.constraint_name = cc.constraint_name
where cons.constraint_type = 'P'
) pk ON pk.column_name = tc.column_name and pk.table_name = tc.table_name
WHERE tc.table_name = :tableName ORDER BY column_id
QEND;
$result = $this->conn->fetchAssoc($sql, array(':tableName' => $table));
$descr = array();
foreach($result as $val) {
$val = array_change_key_case($val, CASE_LOWER);
$decl = $this->conn->dataDict->getPortableDeclaration($val);
$descr[$val['column_name']] = array(
'name' => $val['column_name'],
'notnull' => (bool) ($val['nullable'] === 'N'),
'ntype' => $val['data_type'],
'type' => $decl['type'][0],
'alltypes' => $decl['type'],
'fixed' => (bool) $decl['fixed'],
'unsigned' => (bool) $decl['unsigned'],
'default' => $val['data_default'],
'length' => $val['data_length'],
'primary' => (bool) $val['primary'],
'scale' => isset($val['scale']) ? $val['scale']:null,
);
}
return $descr;
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableIndexes($table)
{
$table = $this->conn->quote($table, 'text');
$query = 'SELECT index_name name FROM user_indexes'
. ' WHERE table_name = ' . $table . ' OR table_name = ' . strtoupper($table)
. ' AND generated = ' . $this->conn->quote('N', 'text');
$indexes = $this->conn->fetchColumn($query);
return array_map(array($this->conn->formatter, 'fixIndexName'), $indexes);
}
/**
* list table relations
*/
public function listTableRelations($table)
{
$relations = array();
$sql = 'SELECT '
. 'rcc.table_name AS referenced_table_name, '
. 'lcc.column_name AS local_column_name, '
. 'rcc.column_name AS referenced_column_name '
. 'FROM user_constraints ac '
. 'JOIN user_cons_columns rcc ON ac.r_constraint_name = rcc.constraint_name '
. 'JOIN user_cons_columns lcc ON ac.constraint_name = lcc.constraint_name '
. "WHERE ac.constraint_type = 'R' AND ac.table_name = :tableName";
$results = $this->conn->fetchAssoc($sql, array(':tableName' => $table));
foreach ($results as $result) {
$result = array_change_key_case($result, CASE_LOWER);
$relations[] = array('table' => $result['referenced_table_name'],
'local' => $result['local_column_name'],
'foreign' => $result['referenced_column_name']);
}
return $relations;
}
/**
* lists tables
*
* @param string|null $database
* @return array
*/
public function listTables($database = null)
{
$query = "SELECT * FROM user_objects WHERE object_type = 'TABLE' and object_name in (select table_name from user_tables)";
return $this->conn->fetchColumn($query);
}
/**
* lists table triggers
*
* @param string $table database table name
* @return array
*/
public function listTableTriggers($table)
{
}
/**
* lists table views
*
* @param string $table database table name
* @return array
*/
public function listTableViews($table)
{
}
/**
* lists database users
*
* @return array
*/
public function listUsers()
{
$query = 'SELECT username FROM sys.all_users';
return $this->conn->fetchColumn($query);
}
/**
* lists database views
*
* @param string|null $database
* @return array
*/
public function listViews($database = null)
{
$query = 'SELECT view_name FROM sys.user_views';
return $this->conn->fetchColumn($query);
}
}
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