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Mysqli Class
<?php
/**
* Simple MySQLi Class 0.3
*
* @author JReam
* @license GNU General Public License 3 (http://www.gnu.org/licenses/)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details:
* http://www.gnu.org/licenses/
*
* @uses ----------------------------------------
*
// A Config array should be setup from a config file with these parameters:
$config = array();
$config['host'] = 'localhost';
$config['user'] = 'root';
$config['pass'] = '';
$config['table'] = 'table';
// Then simply connect to your DB this way:
$db = new DB($config);
// Run a Query:
$db->query('SELECT * FROM someplace');
// Get an array of items:
$result = $db->get();
print_r($result);
// Optional fetch modes (1 and 2)
$db->setFetchMode(1);
// Get a single item:
$result = $db->get('field');
print_r($result);
What you do with displaying the array result is up to you!
----------------------------------------
*/
class DB
{
/**
* @var <str> The mode to return results, defualt is MYSQLI_BOTH, use setFetchMode() to change.
*/
private $fetchMode = MYSQLI_BOTH;
/**
* @desc Creates the MySQLi object for usage.
*
* @param <arr> $db Required connection params.
*/
public function __construct($db) {
$this->mysqli = new mysqli($db['host'], $db['user'], $db['pass'], $db['table']);
if (mysqli_connect_errno())
{
printf("<b>Connection failed:</b> %s\n", mysqli_connect_error());
exit;
}
$this->mysqli->query("SET NAMES 'utf8'");
$this->mysqli->query("SET CHARACTER SET utf8");
$this->mysqli->query("SET COLLATION_CONNECTION = 'utf8_turkish_ci'");
}
/**
* @desc Optionally set the return mode.
*
* @param <int> $type The mode: 1 for MYSQLI_NUM, 2 for MYSQLI_ASSOC, default is MYSQLI_BOTH
*/
public function setFetchMode($type)
{
switch($type)
{
case 1:
$this->fetchMode = MYSQLI_NUM;
break;
case 2:
$this->fetchMode = MYSQLI_ASSOC;
break;
default:
$this->fetchMode = MYSQLI_BOTH;
break;
}
}
/**
* @desc Simple preparation to clean the SQL/Setup result Object.
*
* @param <str> SQL statement
* @return <bln|null>
*/
public function query($SQL)
{
$this->SQL = $this->mysqli->real_escape_string($SQL);
$this->result = $this->mysqli->query($SQL);
if ($this->result == true)
{
return true;
}
else
{
printf("<b>Problem with SQL:</b> %s\n", $this->SQL);
exit;
}
}
/**
* @desc Get the results
*
* @param <str|int> $field Select a single field, or leave blank to select all.
* @return <mixed>
*/
public function get($field = NULL)
{
if ($field == NULL)
{
/** Grab all the data */
$data = array();
while ($row = $this->result->fetch_array($this->fetchMode))
{
$data[] = $row;
}
}
else
{
/** Select the specific row */
$row = $this->result->fetch_array($this->fetchMode);
$data = $row[$field];
}
/** Make sure to close the result Set */
$this->result->close();
return $data;
}
/**
* @desc Returns the automatically generated insert ID
* This MUST come after an insert Query.
*/
public function id()
{
return $this->mysqli->insert_id;
}
/**
* @desc Automatically close the connection when finished with this object.
*/
public function __destruct()
{
$this->mysqli->close();
}
}
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