<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class CI_DB_pdo_result extends CI_DB_result {
public function num_rows()
{
if (is_int($this->num_rows))
{
return $this->num_rows;
}
elseif (count($this->result_array) > 0)
{
return $this->num_rows = count($this->result_array);
}
elseif (count($this->result_object) > 0)
{
return $this->num_rows = count($this->result_object);
}
elseif (($num_rows = $this->result_id->rowCount()) > 0)
{
return $this->num_rows = $num_rows;
}
return $this->num_rows = count($this->result_array());
}
public function num_fields()
{
return $this->result_id->columnCount();
}
public function list_fields()
{
$field_names = array();
for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
{
$field_names[$i] = @$this->result_id->getColumnMeta($i);
$field_names[$i] = $field_names[$i]['name'];
}
return $field_names;
}
public function field_data()
{
try
{
$retval = array();
for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
{
$field = $this->result_id->getColumnMeta($i);
$retval[$i] = new stdClass();
$retval[$i]->name = $field['name'];
$retval[$i]->type = $field['native_type'];
$retval[$i]->max_length = ($field['len'] > 0) ? $field['len'] : NULL;
$retval[$i]->primary_key = (int) ( ! empty($field['flags']) && in_array('primary_key', $field['flags'], TRUE));
}
return $retval;
}
catch (Exception $e)
{
if ($this->db->db_debug)
{
return $this->db->display_error('db_unsupported_feature');
}
return FALSE;
}
}
public function free_result()
{
if (is_object($this->result_id))
{
$this->result_id = FALSE;
}
}
protected function _fetch_assoc()
{
return $this->result_id->fetch(PDO::FETCH_ASSOC);
}
protected function _fetch_object($class_name = 'stdClass')
{
return $this->result_id->fetchObject($class_name);
}
}