Query/drivers/firebird/firebird_result.php

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<?php
/**
* Query
*
* Free Query Builder / Database Abstraction Layer
*
* @author Timothy J. Warren
* @copyright Copyright (c) 2012
* @link https://github.com/aviat4ion/Query
* @license http://philsturgeon.co.uk/code/dbad-license
*/
// --------------------------------------------------------------------------
/**
* Firebird result class to emulate PDOStatement Class - only implements
* data-fetching methods
*
*/
class Firebird_Result extends PDOStatement {
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/**
* Reference to fbird resource
*/
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private $statement;
/**
* Create the object by passing the resource for
* the query
*
* @param resource $link
*/
public function __construct($link)
{
$this->statement = $link;
$this->setFetchMode(PDO::FETCH_ASSOC);
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}
// --------------------------------------------------------------------------
/**
* Invalidate method for data consistency
*
* @param mixed $column
* @param mixed &$param
* @param int $type
* @param mixed $maxlen
* @param array $driverdata
* @return FALSE
*/
public function bindColumn($column, &$param, $type=NULL, $maxlen=NULL, $driverdata=NULL)
{
return FALSE;
}
// --------------------------------------------------------------------------
/**
* Invalidate method for data consistency
*
* @param mixed $parameter
* @param mixed &$variable
* @param int $data_type
* @param mixed $maxlen
* @param array $driverdata
* @return FALSE
*/
public function bindParam($parameter, &$variable, $data_type=NULL, $maxlen=NULL, $driverdata=NULL)
{
return FALSE;
}
// --------------------------------------------------------------------------
/**
* Invalidate method for data consistency
*
* @param mixed $parameter
* @param mixed &$variable
* @param int $data_type
* @return FALSE
*/
public function bindValue($parameter, $variable, $data_type=NULL)
{
return FALSE;
}
// --------------------------------------------------------------------------
/**
* Run a prepared statement query
*
* @param array $args
* @return bool
*/
public function execute($args = NULL)
{
//Add the prepared statement as the first parameter
array_unshift($args, $this->statement);
// Let php do all the hard stuff in converting
// the array of arguments into a list of arguments
// Then pass the resource to the constructor
$this->__construct(call_user_func_array('fbird_execute', $args));
return $this;
}
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// --------------------------------------------------------------------------
/**
* Emulate PDO fetch public function
*
* @param int $fetch_style
* @param mixed $statement
* @param mixed $offset
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* @return mixed
*/
public function fetch($fetch_style=PDO::FETCH_ASSOC, $statement=NULL, $offset=NULL)
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{
if ( ! is_null($statement))
{
$this->statement = $statement;
}
switch($fetch_style)
{
case PDO::FETCH_OBJ:
return fbird_fetch_object($this->statement, IBASE_FETCH_BLOBS);
break;
case PDO::FETCH_NUM:
return fbird_fetch_row($this->statement, IBASE_FETCH_BLOBS);
break;
default:
return fbird_fetch_assoc($this->statement, IBASE_FETCH_BLOBS);
break;
}
}
// --------------------------------------------------------------------------
/**
* Emulate PDO fetchAll public function
*
* @param int $fetch_style
* @param mixed $statement
* @param mixed $ctor_args
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* @return mixed
*/
public function fetchAll($fetch_style=PDO::FETCH_ASSOC, $statement=NULL, $ctor_args=NULL)
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{
$all = array();
while($row = $this->fetch($fetch_style, $statement))
{
$all[] = $row;
}
$this->result = $all;
return $all;
}
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// --------------------------------------------------------------------------
/**
* Emulate PDOStatement::fetchColumn
*
* @param int $column_num
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* @return mixed
*/
public function fetchColumn($column_num=0)
{
$row = $this->fetch(PDO::FETCH_NUM);
return $row[$column_num];
}
// --------------------------------------------------------------------------
/**
* Emulate PDOStatement::fetchObject, but only for the default use
*
* @param string $class_name
* @param array $ctor_args
* @return mixed
*/
public function fetchObject($class_name='stdClass', $ctor_args=array())
{
return $this->fetch(PDO::FETCH_OBJ);
}
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// --------------------------------------------------------------------------
/**
* Return the number of rows affected by the previous query
*
* @return int
*/
public function rowCount()
{
return fbird_affected_rows();
}
// --------------------------------------------------------------------------
/**
* Return the number of rows for the select query
*
* @return int
*/
public function num_rows()
{
return count($this->fetchAll());
}
// --------------------------------------------------------------------------
/**
* Method to emulate PDOStatement->errorCode
*
* @return string
*/
public function errorCode()
{
return fbird_errcode();
}
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// --------------------------------------------------------------------------
/**
* Method to emulate PDO->errorInfo / PDOStatement->errorInfo
*
* @return array
*/
public function errorInfo()
{
$code = fbird_errcode();
$msg = fbird_errmsg();
return array(0, $code, $msg);
}
}
// End of firebird_result.php