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authordchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
committerdchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
commitc5079de78e5141330c07e990811ef15e998e95aa (patch)
tree0f39d8c4fc7614246fc185810bfeaa7fad88a33a /system/database/drivers/pdo/pdo_result.php
parent00fcb545109d4e61bc14e403ec828749c34a54b3 (diff)
parentede49ba66b127535f3430e20aac72ceed2c4611a (diff)
Merge branch develop of github.com:/EllisLab/CodeIgniter into session
Diffstat (limited to 'system/database/drivers/pdo/pdo_result.php')
-rw-r--r--system/database/drivers/pdo/pdo_result.php219
1 files changed, 219 insertions, 0 deletions
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
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+++ b/system/database/drivers/pdo/pdo_result.php
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+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.2.4 or newer
+ *
+ * NOTICE OF LICENSE
+ *
+ * Licensed under the Open Software License version 3.0
+ *
+ * This source file is subject to the Open Software License (OSL 3.0) that is
+ * bundled with this package in the files license.txt / license.rst. It is
+ * also available through the world wide web at this URL:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
+ *
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+/**
+ * PDO Result Class
+ *
+ * This class extends the parent result class: CI_DB_result
+ *
+ * @category Database
+ * @author EllisLab Dev Team
+ * @link http://codeigniter.com/user_guide/database/
+ * @since 2.1
+ */
+class CI_DB_pdo_result extends CI_DB_result {
+
+ /**
+ * Number of rows in the result set
+ *
+ * @return int
+ */
+ 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());
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Number of fields in the result set
+ *
+ * @return int
+ */
+ public function num_fields()
+ {
+ return $this->result_id->columnCount();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch Field Names
+ *
+ * Generates an array of column names
+ *
+ * @return bool
+ */
+ public function list_fields()
+ {
+ $field_names = array();
+ for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
+ {
+ $field_names[$i] = @$this->result_id->getColumnMeta();
+ $field_names[$i] = $field_names[$i]['name'];
+ }
+
+ return $field_names;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Field data
+ *
+ * Generates an array of objects containing field meta-data
+ *
+ * @return array
+ */
+ public function field_data()
+ {
+ $data = array();
+
+ try
+ {
+ if (strpos($this->result_id->queryString, 'PRAGMA') !== FALSE)
+ {
+ foreach ($this->result_array() as $field)
+ {
+ preg_match('/([a-zA-Z]+)(\(\d+\))?/', $field['type'], $matches);
+
+ $F = new stdClass();
+ $F->name = $field['name'];
+ $F->type = ( ! empty($matches[1])) ? $matches[1] : NULL;
+ $F->default = NULL;
+ $F->max_length = ( ! empty($matches[2])) ? preg_replace('/[^\d]/', '', $matches[2]) : NULL;
+ $F->primary_key = (int) $field['pk'];
+ $F->pdo_type = NULL;
+
+ $data[] = $F;
+ }
+ }
+ else
+ {
+ for($i = 0, $max = $this->num_fields(); $i < $max; $i++)
+ {
+ $field = $this->result_id->getColumnMeta($i);
+
+ $F = new stdClass();
+ $F->name = $field['name'];
+ $F->type = $field['native_type'];
+ $F->default = NULL;
+ $F->pdo_type = $field['pdo_type'];
+
+ if ($field['precision'] < 0)
+ {
+ $F->max_length = NULL;
+ $F->primary_key = 0;
+ }
+ else
+ {
+ $F->max_length = ($field['len'] > 255) ? 0 : $field['len'];
+ $F->primary_key = (int) ( ! empty($field['flags']) && in_array('primary_key', $field['flags']));
+ }
+
+ $data[] = $F;
+ }
+ }
+
+ return $data;
+ }
+ catch (Exception $e)
+ {
+ if ($this->db->db_debug)
+ {
+ return $this->db->display_error('db_unsuported_feature');
+ }
+
+ return FALSE;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Free the result
+ *
+ * @return void
+ */
+ public function free_result()
+ {
+ if (is_object($this->result_id))
+ {
+ $this->result_id = FALSE;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - associative array
+ *
+ * Returns the result set as an array
+ *
+ * @return array
+ */
+ protected function _fetch_assoc()
+ {
+ return $this->result_id->fetch(PDO::FETCH_ASSOC);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - object
+ *
+ * Returns the result set as an object
+ *
+ * @param string
+ * @return object
+ */
+ protected function _fetch_object($class_name = 'stdClass')
+ {
+ return $this->result_id->fetchObject($class_name);
+ }
+
+}
+
+/* End of file pdo_result.php */
+/* Location: ./system/database/drivers/pdo/pdo_result.php */ \ No newline at end of file