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doctrine2/lib/Doctrine/DBAL/Schema/PostgreSqlSchemaManager.php

340 lines
11 KiB
PHP

<?php
/*
* $Id$
*
* 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\Schema;
/**
* xxx
*
* @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 Benjamin Eberlei <kontakt@beberlei.de>
* @version $Revision$
* @since 2.0
*/
class PostgreSqlSchemaManager extends AbstractSchemaManager
{
protected function _getPortableTableForeignKeyDefinition($tableForeignKey)
{
$onUpdate = null;
$onDelete = null;
if(preg_match('(ON UPDATE ([a-zA-Z0-9]+))', $tableForeignKey['condef'], $match)) {
$onUpdate = $match[1];
}
if(preg_match('(ON DELETE ([a-zA-Z0-9]+))', $tableForeignKey['condef'], $match)) {
$onDelete = $match[1];
}
if(preg_match('/FOREIGN KEY \((.+)\) REFERENCES (.+)\((.+)\)/', $tableForeignKey['condef'], $values)) {
$localColumns = explode(",", $values[1]);
$foreignColumns = explode(",", $values[3]);
$foreignTable = $values[2];
}
return new ForeignKeyConstraint(
$localColumns, $foreignTable, $foreignColumns, $tableForeignKey['conname'],
array('onUpdate' => $onUpdate, 'onDelete' => $onDelete)
);
}
public function dropDatabase($database)
{
$params = $this->_conn->getParams();
$params["dbname"] = "postgres";
$tmpPlatform = $this->_platform;
$tmpConn = $this->_conn;
$this->_conn = \Doctrine\DBAL\DriverManager::getConnection($params);
$this->_platform = $this->_conn->getDatabasePlatform();
parent::dropDatabase($database);
$this->_platform = $tmpPlatform;
$this->_conn = $tmpConn;
}
public function createDatabase($database)
{
$params = $this->_conn->getParams();
$params["dbname"] = "postgres";
$tmpPlatform = $this->_platform;
$tmpConn = $this->_conn;
$this->_conn = \Doctrine\DBAL\DriverManager::getConnection($params);
$this->_platform = $this->_conn->getDatabasePlatform();
parent::createDatabase($database);
$this->_platform = $tmpPlatform;
$this->_conn = $tmpConn;
}
protected function _getPortableTriggerDefinition($trigger)
{
return $trigger['trigger_name'];
}
protected function _getPortableViewDefinition($view)
{
return array(
'name' => $view['viewname'],
'sql' => $view['definition']
);
}
protected function _getPortableUserDefinition($user)
{
return array(
'user' => $user['usename'],
'password' => $user['passwd']
);
}
protected function _getPortableTableDefinition($table)
{
return $table['table_name'];
}
/**
* @license New BSD License
* @link http://ezcomponents.org/docs/api/trunk/DatabaseSchema/ezcDbSchemaPgsqlReader.html
* @param array $tableIndexes
* @param string $tableName
* @return array
*/
protected function _getPortableTableIndexesList($tableIndexes, $tableName=null)
{
$buffer = array();
foreach($tableIndexes AS $row) {
$colNumbers = explode( ' ', $row['indkey'] );
$colNumbersSql = 'IN (' . join( ' ,', $colNumbers ) . ' )';
$columnNameSql = "SELECT attnum, attname FROM pg_attribute
WHERE attrelid={$row['indrelid']} AND attnum $colNumbersSql ORDER BY attnum ASC;";
$stmt = $this->_conn->execute($columnNameSql);
$indexColumns = $stmt->fetchAll();
// required for getting the order of the columns right.
foreach ($colNumbers AS $colNum) {
foreach ( $indexColumns as $colRow ) {
if ($colNum == $colRow['attnum']) {
$buffer[] = array(
'key_name' => $row['relname'],
'column_name' => $colRow['attname'],
'non_unique' => !$row['indisunique'],
'primary' => $row['indisprimary']
);
}
}
}
}
return parent::_getPortableTableIndexesList($buffer);
}
protected function _getPortableDatabaseDefinition($database)
{
return $database['datname'];
}
protected function _getPortableSequenceDefinition($sequence)
{
$data = $this->_conn->fetchAll('SELECT min_value, increment_by FROM '.$sequence['relname']);
return new Sequence($sequence['relname'], $data[0]['increment_by'], $data[0]['min_value']);
}
protected function _getPortableTableConstraintDefinition($tableConstraint)
{
return $tableConstraint['relname'];
}
protected function _getPortableTableColumnDefinition($tableColumn)
{
$tableColumn = array_change_key_case($tableColumn, CASE_LOWER);
if (strtolower($tableColumn['type']) === 'varchar') {
// get length from varchar definition
$length = preg_replace('~.*\(([0-9]*)\).*~', '$1', $tableColumn['complete_type']);
$tableColumn['length'] = $length;
}
$matches = array();
if (preg_match("/^nextval\('(.*)'(::.*)?\)$/", $tableColumn['default'], $matches)) {
$tableColumn['sequence'] = $matches[1];
$tableColumn['default'] = null;
}
if (stripos($tableColumn['default'], 'NULL') !== null) {
$tableColumn['default'] = null;
}
$length = (isset($tableColumn['length'])) ? $tableColumn['length'] : null;
if ($length == '-1' && isset($tableColumn['atttypmod'])) {
$length = $tableColumn['atttypmod'] - 4;
}
if ((int)$length <= 0) {
$length = null;
}
$type = array();
$fixed = null;
if ( ! isset($tableColumn['name'])) {
$tableColumn['name'] = '';
}
$precision = null;
$scale = null;
$dbType = strtolower($tableColumn['type']);
$autoincrement = false;
switch ($dbType) {
case 'smallint':
case 'int2':
$type = 'smallint';
$length = null;
break;
case 'serial':
case 'serial4':
$autoincrement = true;
// break missing intentionally
case 'int':
case 'int4':
case 'integer':
$type = 'integer';
$length = null;
break;
case 'bigserial':
case 'serial8':
$autoincrement = true;
// break missing intentionally
case 'bigint':
case 'int8':
$type = 'bigint';
$length = null;
break;
case 'bool':
case 'boolean':
$type = 'boolean';
$length = null;
break;
case 'text':
$fixed = false;
$type = 'text';
break;
case 'varchar':
case 'interval':
case '_varchar':
$fixed = false;
case 'tsvector':
case 'unknown':
case 'char':
case 'bpchar':
$type = 'string';
if ($length == '1') {
if (preg_match('/^(is|has)/', $tableColumn['name'])) {
$type = 'boolean';
}
} elseif (strstr($dbType, 'text')) {
$type = 'text';
}
if ($fixed !== false) {
$fixed = true;
}
break;
case 'date':
$type = 'date';
$length = null;
break;
case 'datetime':
case 'timestamp':
case 'timetz':
case 'timestamptz':
$type = 'datetime';
$length = null;
break;
case 'time':
$type = 'time';
$length = null;
break;
case 'float':
case 'float4':
case 'float8':
case 'double':
case 'double precision':
case 'real':
case 'decimal':
case 'money':
case 'numeric':
if(preg_match('([A-Za-z]+\(([0-9]+)\,([0-9]+)\))', $tableColumn['complete_type'], $match)) {
$precision = $match[1];
$scale = $match[2];
$length = null;
}
$type = 'decimal';
break;
case 'tinyblob':
case 'mediumblob':
case 'longblob':
case 'blob':
case 'bytea':
case 'geometry':
case 'geometrycollection':
case 'point':
case 'multipoint':
case 'linestring':
case 'multilinestring':
case 'polygon':
case 'multipolygon':
$type = 'blob';
$length = null;
break;
case 'oid':
$type = 'blob';
$length = null;
break;
case 'year':
$type = 'date';
$length = null;
break;
default:
$type = 'string';
}
$options = array(
'length' => $length,
'notnull' => (bool) $tableColumn['isnotnull'],
'default' => $tableColumn['default'],
'primary' => (bool) ($tableColumn['pri'] == 't'),
'precision' => $precision,
'scale' => $scale,
'fixed' => $fixed,
'unsigned' => false,
'platformDetails' => array(
'autoincrement' => $autoincrement,
),
);
return new Column($tableColumn['field'], \Doctrine\DBAL\Types\Type::getType($type), $options);
}
}