82 lines
2.5 KiB
PHP
82 lines
2.5 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\DB;
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use Doctrine\DBAL\Schema\ColumnDiff;
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use Doctrine\DBAL\Schema\Schema;
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class OracleMigrator extends NoCheckMigrator {
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/**
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* @param Schema $targetSchema
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* @param \Doctrine\DBAL\Connection $connection
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* @return \Doctrine\DBAL\Schema\SchemaDiff
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*/
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protected function getDiff(Schema $targetSchema, \Doctrine\DBAL\Connection $connection) {
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$schemaDiff = parent::getDiff($targetSchema, $connection);
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// oracle forces us to quote the identifiers
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foreach ($schemaDiff->changedTables as $tableDiff) {
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$tableDiff->name = $this->connection->quoteIdentifier($tableDiff->name);
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foreach ($tableDiff->changedColumns as $column) {
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$column->oldColumnName = $this->connection->quoteIdentifier($column->oldColumnName);
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// auto increment is not relevant for oracle and can anyhow not be applied on change
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$column->changedProperties = array_diff($column->changedProperties, ['autoincrement', 'unsigned']);
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}
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$tableDiff->changedColumns = array_filter($tableDiff->changedColumns, function (ColumnDiff $column) {
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return count($column->changedProperties) > 0;
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});
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}
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return $schemaDiff;
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}
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/**
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* @param string $name
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* @return string
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*/
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protected function generateTemporaryTableName($name) {
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return 'oc_' . uniqid();
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}
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/**
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* @param $statement
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* @return string
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*/
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protected function convertStatementToScript($statement) {
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if (substr($statement, -1) === ';') {
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return $statement . PHP_EOL . '/' . PHP_EOL;
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}
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$script = $statement . ';';
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$script .= PHP_EOL;
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$script .= PHP_EOL;
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return $script;
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}
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protected function getFilterExpression() {
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return '/^"' . preg_quote($this->config->getSystemValue('dbtableprefix', 'oc_')) . '/';
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}
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}
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