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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Bart Visscher <bartv@thisnet.nl>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\DB;
class OracleConnection extends Connection {
/**
* Quote the keys of the array
*/
private function quoteKeys(array $data) {
$return = [];
$c = $this->getDatabasePlatform()->getIdentifierQuoteCharacter();
foreach($data as $key => $value) {
if ($key[0] !== $c) {
$return[$this->quoteIdentifier($key)] = $value;
} else {
$return[$key] = $value;
}
}
return $return;
}
/**
* {@inheritDoc}
*/
public function insert($tableName, array $data, array $types = array()) {
if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
$tableName = $this->quoteIdentifier($tableName);
}
$data = $this->quoteKeys($data);
return parent::insert($tableName, $data, $types);
}
/**
* {@inheritDoc}
*/
public function update($tableName, array $data, array $identifier, array $types = array()) {
if ($tableName[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
$tableName = $this->quoteIdentifier($tableName);
}
$data = $this->quoteKeys($data);
$identifier = $this->quoteKeys($identifier);
return parent::update($tableName, $data, $identifier, $types);
}
/**
* {@inheritDoc}
*/
public function delete($tableExpression, array $identifier, array $types = array()) {
if ($tableExpression[0] !== $this->getDatabasePlatform()->getIdentifierQuoteCharacter()) {
$tableExpression = $this->quoteIdentifier($tableExpression);
}
$identifier = $this->quoteKeys($identifier);
return parent::delete($tableExpression, $identifier);
}
/**
* Drop a table from the database if it exists
*
* @param string $table table name without the prefix
*/
public function dropTable($table) {
$table = $this->tablePrefix . trim($table);
$table = $this->quoteIdentifier($table);
$schema = $this->getSchemaManager();
if($schema->tablesExist(array($table))) {
$schema->dropTable($table);
}
}
/**
* Check if a table exists
*
* @param string $table table name without the prefix
* @return bool
*/
public function tableExists($table){
$table = $this->tablePrefix . trim($table);
$table = $this->quoteIdentifier($table);
$schema = $this->getSchemaManager();
return $schema->tablesExist(array($table));
}
}
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