ThinkPHP/Library/Think/Db/Driver/Firebird.class.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
namespace Think\Db\Driver;
use Think\Db\Driver;

/**
 * Firebird数据库驱动 
 */
class Firebird extends Driver{
    protected $selectSql  =     'SELECT %LIMIT% %DISTINCT% %FIELD% FROM %TABLE%%JOIN%%WHERE%%GROUP%%HAVING%%ORDER%';

    /**
     * 解析pdo连接的dsn信息
     * @access public
     * @param array $config 连接信息
     * @return string
     */
    protected function parseDsn($config){
       $dsn  =   'firebird:dbname='.$config['hostname'].'/'.($config['hostport']?:3050).':'.$config['database'];
       return $dsn;
    }
    
    /**
     * 执行语句
     * @access public
     * @param string $str  sql指令
     * @param boolean $fetchSql  不执行只是获取SQL
     * @return mixed
     */
    public function execute($str,$fetchSql=false) {
        $this->initConnect(true);
        if ( !$this->_linkID ) return false;
        $this->queryStr = $str;
        if(!empty($this->bind)){
            $that   =   $this;
            $this->queryStr =   strtr($this->queryStr,array_map(function($val) use($that){ return '\''.$that->escapeString($val).'\''; },$this->bind));
        }
        if($fetchSql){
            return $this->queryStr;
        }
        //释放前次的查询结果
        if ( !empty($this->PDOStatement) ) $this->free();
        $this->executeTimes++;
        N('db_write',1); // 兼容代码
        // 记录开始执行时间
        $this->debug(true);
        $this->PDOStatement =   $this->_linkID->prepare($str);
        if(false === $this->PDOStatement) {
            E($this->error());
        }
        foreach ($this->bind as $key => $val) {
            if(is_array($val)){