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<?php
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namespace Gnf\db;
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class PDO extends base
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{
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/**
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* @var \PDO
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*/
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protected $db;
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private $select_db;
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/**
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* @param \PDO $pdo
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*/
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public function __construct($pdo)
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{
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parent::__construct();
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$this->db = $pdo;
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}
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public function select_db($db)
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{
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$this->select_db = $db;
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}
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/*
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* addslashes is not safe in multibyte
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* str_replace is safe in multibyte but only utf-8
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*/
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protected function escapeLiteral($value)
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{
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if (!is_string($value)) {
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$value = strval($value);
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}
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return str_replace(
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['\\', "\0", "\n", "\r", "'", '"', "\x1a"],
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['\\\\', '\\0', '\\n', '\\r', "\\'", '\\"', '\\Z'],
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$value
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);
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}
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protected function query($sql)
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{
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return $this->db->query($sql);
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return null|\stdClass
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*/
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protected function getError($handle)
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{
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$info = $handle->errorInfo();
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if ($info[1] != 0) {
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$ret = new \stdClass();
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$ret->errno = $info[1];
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$ret->message = $info[2];
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return $ret;
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} else {
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return null;
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}
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return mixed
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*/
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protected function fetchRow($handle)
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{
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return $handle->fetch(\PDO::FETCH_NUM);
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return mixed
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*/
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protected function fetchAssoc($handle)
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{
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return $handle->fetch(\PDO::FETCH_ASSOC);
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return mixed
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*/
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protected function fetchObject($handle)
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{
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return $handle->fetch(\PDO::FETCH_OBJ);
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return mixed
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*/
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protected function fetchBoth($handle)
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{
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return $handle->fetch(\PDO::FETCH_BOTH);
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}
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public function insert_id()
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{
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return $this->db->lastInsertId();
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}
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/**
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* @param \PDOStatement $handle
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*
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* @return mixed
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*/
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protected function getAffectedRows($handle)
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{
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return $handle->rowCount();
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}
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protected function hasConnected()
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{
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return is_resource($this->db);
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}
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protected function doConnect()
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{
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$this->afterConnect();
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$this->db->query('USE ' . $this->escapeLiteral($this->select_db));
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}
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protected function transactionBegin()
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{
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$this->db->beginTransaction();
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}
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protected function transactionCommit()
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{
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$this->db->commit();
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}
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protected function transactionRollback()
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{
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$this->db->rollBack();
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}
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147
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/**
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148
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* @return bool
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149
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*/
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150
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protected function configIsSupportNestedTransaction()
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151
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{
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152
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return false;
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153
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}
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154
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}
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155
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ridibooks /
platform-gnfdb
