<?php
  /**
   * Copyright (c) 2013 Bart Visscher <bartv@thisnet.nl>
   * This file is licensed under the Affero General Public License version 3 or
   * later.
   * See the COPYING-README file.
   */
  
  
  namespace OC\DB;
  
  class AdapterOCI8 extends Adapter {
  	public function lastInsertId($table) {
  		if($table !== null) {
  			$suffix = '_SEQ';
  			$table = '"'.$table.$suffix.'"';
  		}
  		return $this->conn->realLastInsertId($table);
  	}
  
  	const UNIX_TIMESTAMP_REPLACEMENT = "(cast(sys_extract_utc(systimestamp) as date) - date'1970-01-01') * 86400";
  	public function fixupStatement($statement) {
  		$statement = str_replace( '`', '"', $statement );
  		$statement = str_ireplace( 'NOW()', 'CURRENT_TIMESTAMP', $statement );
  		$statement = str_ireplace( 'UNIX_TIMESTAMP()', self::UNIX_TIMESTAMP_REPLACEMENT, $statement );
  		return $statement;
  	}
  }