Various improvements and optimizations in the models

Common functions (links, images, etc.) have also been moved to myhelper.

app/Helpers/myhelpers_helper.php

@@ -4,7 +4,7 @@ use App\Models\UsersModel;
 use App\Models\TracksModel;
 use App\Models\CarsModel;
 
-function get_header($title, $css=[])
+function get_header($title, $css=[], $dasboard=false)
 {
 	if (!is_array($css)) $css = [];
 	$data = [
@@ -12,12 +12,13 @@ function get_header($title, $css=[])
 		'custom_css'	=> $css,
 	];
 
+	if ($dasboard) return view('dashboard/header', $data);
 	return view('templates/header', $data);
 }
 
 /**
  * Esta función muestra la plantilla del pie de la página.
- * @param Array $css Un array con los scripts opcionales.
+ * @param array $js Un array con los scripts opcionales.
  * @return * La vista del pie o false en caso de error.
  */
 function get_footer($js=[])
@@ -29,18 +30,18 @@ function get_footer($js=[])
 
 /* ================================================
  * make xml data saveable on database
- * 
+ *
  * ================================================*/
  /**
-    @param:
+	@param:
-        $xml: SimpleXMLElement
+		$xml: SimpleXMLElement
-        $force: set to true to always create 'text', 'attribute', and 'children' even if empty
+		$force: set to true to always create 'text', 'attribute', and 'children' even if empty
-    @return
+	@return
-        object with attributs:
+		object with attributs:
-            (string) name: XML tag name
+			(string) name: XML tag name
-            (string) text: text content of the attribut name
+			(string) text: text content of the attribut name
-            (array) attributes: array witch keys are attribute key and values are attribute value
+			(array) attributes: array witch keys are attribute key and values are attribute value
-            (array) children: array of objects made with xml2obj() on each child
+			(array) children: array of objects made with xml2obj() on each child
 **/
 function xmlObj($xmlstring)
 {
@@ -50,6 +51,7 @@ function xmlObj($xmlstring)
 ###################################
 ## extract content of a json txt file an d return an object of the json string
 ###################################
+/*
 function jsonTxtFileToObj($fileUrl, $objClass)
 {
 	$myfile = fopen($fileUrl, "r") or die("Unable to open file!");
@@ -104,19 +106,16 @@ function getTrackCats()
 {
 	return jsonTxtFileToObj(WRITEPATH . "/data/trackCategories.txt", 'TrackCategory');
 }
-
+*/
-###################################
-## 
-###################################
 function secondsToTime($seconds)
 {
 	/*
-    $dtF = new DateTime("@0");
+	$dtF = new DateTime("@0");
-    $dtT = new DateTime("@$seconds");
+	$dtT = new DateTime("@$seconds");
-    return $dtF->diff($dtT)->format('%a d, %h hr, %i min, %s sec');
+	return $dtF->diff($dtT)->format('%a d, %h hr, %i min, %s sec');
-    */
+	*/
 	if ($seconds == 0) return 0;
-	
+
 	$date1 = new \DateTime("@0");
 	$date2 = new \DateTime("@$seconds");
 	$interval = $date1->diff($date2);
@@ -140,9 +139,6 @@ function secondsToTime($seconds)
 	return $str;
 }
 
-###################################
-## 
-###################################
 function formatLaptime($seconds)
 {
 	$seconds = $seconds *1;
@@ -150,7 +146,7 @@ function formatLaptime($seconds)
 
 	//minuti
 	$str.= sprintf('%02d', ($seconds/60)).':';
-	$seconds = fmod($seconds, 60); 
+	$seconds = fmod($seconds, 60);
 
 	//secondi
 	$str.=  sprintf('%02d',$seconds).'.';
@@ -162,9 +158,6 @@ function formatLaptime($seconds)
 	return $str;
 }
 
-###################################
-## 
-###################################
 function percentStr($smallvalue, $bigvalue)
 {
 	if($bigvalue==0) return '-%';
@@ -173,33 +166,24 @@ function percentStr($smallvalue, $bigvalue)
 	return $percent.'%';
 }
 
-###################################
-## 
-###################################
 function weatherTag($value)
 {
 	switch($value)
 	{
 		case 0:
 			return '<i class="wi wi-day-sunny"></i>';
-			break;
 		case 1:
 			return '<i class="wi wi-rain"></i>';
-			break;
 		case 2:
 			return '<i class="wi wi-rain"></i>';
-			break;
 		case 3:
 			return '<i class="wi wi-rain"></i>';
-			break;		
 	}
 }
 
-###################################
+
-## 
+// This will rewrite the current url
-###################################
+// and modify the given param if needed
-//this will rewrite the current url 
-//and modify the given param if needed
 function rewriteUrl($paramName, $paramValue)
 {
 	$query = $_GET;
@@ -208,10 +192,10 @@ function rewriteUrl($paramName, $paramValue)
 	// rebuild url
 	$query_result = http_build_query($query);
 	// new link
-	return base_url().'?'.$query_result;
+	return base_url() . '?' .$query_result;
 }
 
-
+/*
 function getCar($carId)
 {
 	$cars = getCars();
@@ -256,7 +240,7 @@ function getTrack($trackId)
 		return $fakeTrack;
 	}
 }
-
+*/
 function generateConditions($conditions, $separator = ',')
 {
 	$txt='';
@@ -275,37 +259,43 @@ function generateConditions($conditions, $separator = ',')
 
 	return $txt;
 }
-
+/*
 class CarCategory
 {
-	function CarCategory($category){
+	function category($category)
+	{
 		$this->import($category);
 	}
-	
+
-    public function import($properties){    
+	public function import($properties){
 		foreach($properties as $key => $value){
 			$this->{$key} = $value;
 		}
-    }
+	}
 }
 
 class TrackCategory
 {
-	function TrackCategory($category){
+	function category($category){
 		$this->import($category);
 	}
-    public function import($properties){    
+	public function import($properties){
 		foreach($properties as $key => $value){
 			$this->{$key} = $value;
 		}
-    }
+	}
 }
+*/
 
-function racetype($num){
+function racetype($num)
+{
 	switch ($num){
-		case 0: return 'practice';break;
+		case 0:
-		case 1: return 'qualify';break;
+			return 'practice';
-		case 2: return 'race';break;
+		case 1:
+			return 'qualify';
+		case 2:
+			return 'race';
 	}
 }
 
@@ -333,12 +323,8 @@ function getBestTimesTrack($trackId)
 	$builder->where('r.track_id', $trackId);
 	$builder->orderBy('l.laptime');
 	$query = $builder->get(10);
-		
+
-	if (!$query || $query->getNumRows() == 0)
+	if (!$query || $query->getNumRows() == 0) return [];
-	{
-		echo "No laps to show for this tracks";
-		return [];
-	}
 
 	return $query->getResult();
 }
@@ -352,4 +338,104 @@ function getCarBetsLaps($carId)
 	WHERE r.car_id = '$carId'
 	GROUP BY r.id
 	ORDER BY l.laptime";
-}
+}
+
+function getOS() {
+
+	$user_agent = $_SERVER['HTTP_USER_AGENT'];
+	log_message('debug', "HTTP_USER_AGENT: $user_agent");
+	$os_platform = "Unknown Operative System";
+	$os_array = array(
+		'/windows nt 10/i'		=>  'Windows 10',
+		'/windows nt 6.3/i'		=>  'Windows 8.1',
+		'/windows nt 6.2/i'		=>  'Windows 8',
+		'/windows nt 6.1/i'     =>  'Windows 7',
+		'/windows nt 6.0/i'		=>  'Windows Vista',
+		'/windows nt 5.2/i'		=>  'Windows Server 2003/XP x64',
+		'/windows nt 5.1/i'		=>  'Windows XP',
+		'/windows xp/i'			=>  'Windows XP',
+		'/windows nt 5.0/i'		=>  'Windows 2000',
+		'/windows me/i'			=>  'Windows ME',
+		'/win98/i'				=>  'Windows 98',
+		'/win95/i'				=>  'Windows 95',
+		'/win16/i'				=>  'Windows 3.11',
+		'/macintosh|mac os x/i' =>  'Mac OS X',
+		'/mac_powerpc/i'		=>  'Mac OS 9',
+		'/linux/i'				=>  'Linux',
+		'/ubuntu/i'				=>  'Ubuntu',
+		'/iphone/i'				=>  'iPhone',
+		'/ipod/i'				=>  'iPod',
+		'/ipad/i'				=>  'iPad',
+		'/android/i'			=>  'Android',
+		'/blackberry/i'			=>  'BlackBerry',
+		'/webos/i'				=>  'Mobile',
+		'/libcurl-agent/i'		=>  'Unknown (Curl)'
+	);
+
+	foreach ( $os_array as $regex => $value )
+		if ( preg_match($regex, $user_agent ) ) $os_platform = $value;
+
+	log_message('debug', "Operative System: $os_platform");
+	return $os_platform;
+}
+
+/**
+ * Returns if the current user if log in
+ * @return bool The user level if logged in
+ */
+function ifLoggedIn(): bool
+{
+	//$db = \Config\Database::connect();
+	$session = session();
+	if ($session->get('logged_in')) return true;
+	return false;
+}
+
+function findObjectById($array, $id)
+{
+	foreach ( $array as $element )
+	{
+		if ( $id == $element->id ) return true;
+	}
+
+	return false;
+}
+
+function imgTag(string $img, string $width, string $title): string
+{
+	$img = str_replace('./', '/', $img);
+	$url = base_url($img);
+	return "<img width='$width' src='$url' alt='$title' title='$title'>";
+}
+
+function imgTagFull(string $img, string $class, string $alt)
+{
+	$img = str_replace('./', '/', $img);
+	$url = base_url($img);
+	return "<img src='$url' class='$class' alt='$alt'>";
+}
+
+function clickableName(string $id, string $type, string $content): string
+{
+	return linkTag($id, $type, $content);
+}
+
+function clickableImgTag(string $id, string $size, string $type, string $title): string
+{
+	return linkTag($id, $type, imgTag($id, $size, $title));
+}
+
+function linkTag(string $id, string $type , string $content): string
+{
+	$url = base_url("$type/$id");
+	return "<a href='$url'>$content</a>";
+}
+
+function linkTitleImgTag(string $id, string $type, string $name, string $img): string
+{
+	if ($type != 'car' && $type != 'track') return '';
+
+	$url = base_url("$type/$id");
+	$content = $name . '<br />' . imgTag($img, '80px', $name);
+	return "<a href='$url'>$content</a>";
+}

app/Models/BaseModel.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Models;
+
+use CodeIgniter\Model;
+
+class BaseModel extends Model
+{
+    protected $primaryKey = 'id';
+
+    protected $returnType     = 'object';
+    protected $validationRules    = [];
+    protected $validationMessages = [];
+    protected $skipValidation     = false;
+
+	public function data($id)
+	{
+		$builder = $this->builder();
+		$builder->where('id', $id);
+
+		$query = $builder->get(1);
+
+		if ($query) return $query->getRow();
+	}
+}

app/Models/CarsModel.php

@@ -1,27 +1,29 @@
 <?php
 namespace App\Models;
+use App\Models\BaseModel;
 
-class CarsModel
+class CarsModel extends BaseModel
 {
-	public function __construct($car)
+	private $data;
+
+	protected $table      = 'cars';
+
+	protected $allowedFields = ['id', 'name', 'img', 'category', 'width', 'length', 'mass', 'fueltank', 'engine', 'drivetrain'];
+
+	/*
+	public function __construct($car=null)
 	{
-		$this->import($car);
+		if ($car) $this->data = $this->data($car);
 	}
 
-	public function import($properties){    
+	public function getLink(string $text=null): string
-		foreach($properties as $key => $value)
-		{
-			$this->{$key} = $value;
-		}
-    }
-	public function getLink($text='')
 	{
-		if($text == '') $text = $this->username;
+		if(!$text) $text = $this->data->name;
-		return "<a href='". base_url() . "'/car/{$this->id}'>$text</a>";
+		return "<a href='". base_url() . "'/car/{$this->data->id}'>$text</a>";
 	}
 
-	public function card($text='') {
+	public function card() {
-		return $this->name.$this->img;
+		return $this->data->name . $this->data->img;
 	}
 
 	public function imgTag()
@@ -54,4 +56,5 @@ class CarsModel
 		$content = $this->name . '<br />' . $this->imgTag();
 		return "<a href='" . base_url() . "/car/{$this->id}'>$content</a>";
 	}
+	*/
 }

app/Models/TracksModel.php

@@ -1,33 +1,40 @@
 <?php
 namespace App\Models;
 
-use CodeIgniter\Model;
+use App\Models\BaseModel;
-# use App\Libraries\Usuarios;
 
-class TracksModel extends Model
+class TracksModel extends BaseModel
 {
+	protected $table      = 'tracks';
 	protected $db;
+	protected $allowedFields = ['id', 'name', 'img',  'category', 'author', 'description'];
 
-	public function __construct($track)
+	/*
+	public function __construct($track=null)
 	{
-		$this->import($track);
+		if ($track) $this->import($track);
 	}
 
-	public function import($properties){    
+	public function import($properties)
-		foreach($properties as $key => $value){
+	{    
-			$this->{$key} = $value;
+		foreach($properties as $key => $value) $this->{$key} = $value;
-		}
     }
-	public function getLink($text='') {
+
+	public function getLink($text='')
+	{
 		if($text == '') $text = $this->username;
 		return '<a href="track/'.$this->id.'">'.$text.'</a>';
 	}
-	public function card($text='') {
+
+	public function card($text='')
+	{
 		return $this->name.$this->img;
 	}
+
 	public function imgTag() {
 		return "<img width='80' src='". base_url() ."/".$this->img."' alt='".$this->name."' title='".$this->name."'>";
 	}
+	
 	public function imgTagFull() {
 		return "<img src='". base_url() ."/".$this->img."'  class='track-img' alt='".$this->name."'>";
 	}
@@ -47,4 +54,5 @@ class TracksModel extends Model
 		$content = $this->name . '<br />' . $this->imgTag();
 		return "<a href='" . base_url() . "/track/{$this->id}'>$content</a>";
 	}
+	*/
 }

app/Models/UsersModel.php

@@ -1,30 +1,55 @@
 <?php
 namespace App\Models;
 
-use CodeIgniter\Model;
+use App\Models\BaseModel;
 use App\Models\CarsModel;
+use App\Models\TracksModel;
 
-class UsersModel extends Model
+class UsersModel extends BaseModel
 {
+	protected $table      = 'users';
+	protected $allowedFields = ['username', 'email', 'password',  'img', 'nation', 'registrationdate',
+		'sessionid', 'sessionip', 'sessiontimestamp', 'level'
+	];
+
 	public $id;
-	protected $db;
+
 	protected $raceTypes;
+
+	private $carsModel;
+
+	private $tracksModel;
+
+	private $session;
+
+	private $user;
+
 	const HASH = PASSWORD_DEFAULT;
 	const COST = 16;
 
-	public function __construct($id = null)
+	public function initialize()
 	{
-		$this->db = \Config\Database::connect();
+		$this->session = \Config\Services::session();
-		$this->id = $id;
+		$this->carsModel = new CarsModel();
+		$this->tracksModel = new TracksModel();
 
 		$this->raceTypes = new \stdClass;
 		$this->raceTypes->practice = 0; 
 		$this->raceTypes->qualify = 1;
 		$this->raceTypes->race = 2;
+	}
 
-		if ($this->id){
+	/*
-			$this->getFromDb();
+	public function initialize()
-		}
+	{
+		$this->session = session();
+		$this->carsModel = new CarsModel;
+		$this->tracksModel = new TracksModel;
+
+		$this->raceTypes = new \stdClass;
+		$this->raceTypes->practice = 0; 
+		$this->raceTypes->qualify = 1;
+		$this->raceTypes->race = 2;
 	}
 
 	public function getUsers()
@@ -35,18 +60,22 @@ class UsersModel extends Model
 		if ($query && $query->getNumRows() > 0) $users = $query->getResult();
 		return $users;
 	}
-
+	*/
 	public function getUser($username)
 	{
-		$builder = $this->db->table('users');
+		$builder = $this->builder();
-		$builder->select('id');
+		$builder->select('id, email, username, nation, img');
 		$builder->where('username', $username);
 		$query = $builder->get(1);
 
 		if ($query && $query->getNumRows() == 1)
 		{
-			return $query->getRow()->id;
+			$data = $query->getRow();
-		}
+			$this->id = $data->id;
+			$data->flag = str_replace(' ', '_', $data->nation) . '.png';
+			return $data;
+		} 
+
 		return false;
 	}
 
@@ -54,11 +83,11 @@ class UsersModel extends Model
 	 * Check if the user and/or email is already in use.
 	 * @param string $username The username to check.
 	 * @param string $email The email to check.
-	 * @return Boolean False if the username and email are not in use
+	 * @return boolean False if the username and email are not in use
 	 */
 	public function compUser($username, $email)
 	{
-		$builder = $this->db->table('users');
+		$builder = $this->builder();
 		$builder->select('id');
 		$builder->where('username', $username);
 		$builder->orWhere('email', $email);
@@ -72,6 +101,7 @@ class UsersModel extends Model
 		return false;
 	}
 
+	/*
     private function import($properties)
 	{    
 		foreach($properties as $key => $value){
@@ -103,29 +133,34 @@ class UsersModel extends Model
 	public function getLink($text='')
 	{
 		if ($text == '') $text=$this->username;
-		return "<a href='" . base_url() . "/user/{$this->username}'>$text</a>";
+		return "<a href='" . base_url() . "user/{$this->username}'>$text</a>";
 	}
 
 	public function getSmallFlagImg()
 	{		
-		return "<img src='" . base_url() . "/img/flags/flags_small/{$this->flag}' alt='{$this->nation}'>";
+		return "<img src='" . base_url() . "img/flags/flags_small/{$this->flag}' alt='{$this->nation}'>";
 	}
 
 	public function getMediumFlagImg()
 	{
-		return "<img src='" . base_url() . "/img/flags/flags_medium/{$this->flag}' alt='{$this->nation}'>";
+		return "<img src='" . base_url() . "img/flags/flags_medium/{$this->flag}' alt='{$this->nation}'>";
 	}
 
 	public function getImgFile()
 	{
-		return "<img class='avatar' src='" . base_url() . "/img/users/{$this->img}' alt='{$this->username}'>";
+		return "<img class='avatar' src='" . base_url() . "img/users/{$this->img}' alt='{$this->username}'>";
 	}
 
+	*/
 	public function getRaceSessions()
 	{
-		$builder = $this->db->table('races');
+		$builder = $this->db->table('races r');
-		$builder->where('user_id', $this->id);
+		$builder->select('r.id, r.user_skill, r.track_id, r.car_id, r.startposition, r.endposition');
-		$builder->orderBy('id DESC');
+		$builder->select('r.sdversion, r.timestamp, r.type, t.name as track_name, c.name as car_name');
+		$builder->join('tracks t', 't.id = r.track_id');
+		$builder->join('cars c', 'c.id = r.car_id');
+		$builder->where('r.user_id', $this->id);
+		$builder->orderBy('r.id DESC');
 		$query = $builder->get();
 
 		if ($query && $query->getNumRows() > 0) return $query->getResult();
@@ -246,7 +281,7 @@ class UsersModel extends Model
 		$data = new \stdClass;
 		if ($query && $query->getNumRows() > 0)
 		{
-			$data->car = new CarsModel(getCar($query->getRow()->car_id));
+			$data->car = $this->carsModel->find($query->getRow()->car_id);
 			$data->total = $query->getRow()->count;
 		}
 		return $data;
@@ -255,48 +290,52 @@ class UsersModel extends Model
 	public function getMostUsedTrack()
 	{
 		$builder = $this->db->table('races');
-		$builder->select('track_id, COUNT(*) as count');
+		$builder->select('track_id, COUNT(*) AS total');
 		$builder->where([
 			'user_id'	=> $this->id
 		]);
-		$builder->orderBy('count', 'desc');
+		$builder->orderBy('total', 'desc');
 		$builder->groupBy('track_id');
 
 		$query = $builder->get(1);
 
 		$data = new \stdClass;
+		
 		if ($query && $query->getNumRows() > 0)
 		{
-			$data->track = new TracksModel(getTrack($query->getRow()->track_id));
+			$result = $query->getRow();
-			$data->total = $query->getRow()->total;
+			log_message('debug', json_encode($result));
+			$data->track = $this->tracksModel->find($result->track_id);
+			$data->total = $result->total;
 		}
 		return $data;
 	}
 
 	public function getTimeOnTracks()
 	{
-		$builder = $this->db->table('laps A');
+		$builder = $this->db->table('laps l');
-		$builder->selectSum('A.laptime');
+		$builder->selectSum('l.laptime');
-		$builder->join('races B', 'ON A.race_id = B.id');
+		$builder->join('races r', 'l.race_id = r.id');
 		$builder->where([
-			'B.user_id'	=> $this->id
+			'r.user_id'	=> $this->id
 		]);
 		//$builder->orderBy('count', 'desc');
 
 		$query = $builder->get(1);
 
 		if ($query && $query->getNumRows() > 0) return $query->getRow()->laptime;
+		
 		return 0;
 	}
 
 	public function getTimeOnRace()
 	{
-		$builder = $this->db->table('laps A');
+		$builder = $this->db->table('laps l');
-		$builder->selectSum('A.laptime');
+		$builder->selectSum('l.laptime');
-		$builder->join('races B', 'ON A.race_id = B.id');
+		$builder->join('races r', 'l.race_id = r.id');
 		$builder->where([
-			'B.user_id'	=> $this->id,
+			'r.user_id'	=> $this->id,
-			'B.type'	=> $this->raceTypes->race
+			'r.type'	=> $this->raceTypes->race
 		]);
 		//$builder->orderBy('count', 'desc');
 
@@ -308,12 +347,12 @@ class UsersModel extends Model
 
 	public function getTimePractice()
 	{
-		$builder = $this->db->table('laps A');
+		$builder = $this->db->table('laps l');
-		$builder->selectSum('A.laptime');
+		$builder->selectSum('l.laptime');
-		$builder->join('races B', 'ON A.race_id = B.id');
+		$builder->join('races r', 'l.race_id = r.id');
 		$builder->where([
-			'B.user_id'	=> $this->id,
+			'r.user_id'	=> $this->id,
-			'B.type'	=> $this->raceTypes->practice
+			'r.type'	=> $this->raceTypes->practice
 		]);
 		//$builder->orderBy('count', 'desc');
 
@@ -325,12 +364,12 @@ class UsersModel extends Model
 
 	public function getTimeQualify()
 	{
-		$builder = $this->db->table('laps A');
+		$builder = $this->db->table('laps l');
-		$builder->selectSum('A.laptime');
+		$builder->selectSum('l.laptime');
-		$builder->join('races B', 'ON A.race_id = B.id');
+		$builder->join('races r', 'l.race_id = r.id');
 		$builder->where([
-			'B.user_id'	=> $this->id,
+			'r.user_id'	=> $this->id,
-			'B.type'	=> $this->raceTypes->qualify
+			'r.type'	=> $this->raceTypes->qualify
 		]);
 		//$builder->orderBy('count', 'desc');
 
@@ -354,14 +393,13 @@ class UsersModel extends Model
 			'username'	=> $data['username'],
 			'email'		=> $data['email'],
 			'nation'	=> $data['nation'],
-			'username'	=> $data['username'],
 		];
 
 		// First verify if the user or email
-		$sql = $this->db->table('users');
+		$builder = $this->db->table('users');
-		$sql->where('username', $user['username']);
+		$builder->where('username', $user['username']);
-		$sql->orWhere('email', $user['email']);
+		$builder->orWhere('email', $user['email']);
-		$query = $sql->get(1);
+		$query = $builder->get(1);
 		
 		if ($query && $query->getNumRows() == 1){
 			$response['msg'] = 'Username and/or email are registered';
@@ -372,24 +410,50 @@ class UsersModel extends Model
 			$user['password'] = password_hash($data['password'], self::HASH, [self::COST]);
 			unset($data);
 			// Insert data
-			$sql->insert($user);
+			$this->insert($user);
 			$error = $this->db->error();
-			if ($error['code'] != 0)
+
-			{
+			if ($error['code'] != 0) $response['msg'] = 'An error ocurred on insert the new user to the database';
-				$resp['msg'] = 'An error ocurred on insert the new user to the database';
-			}
 			else
 			{
 				$id = $this->db->insertID();
-				$sql->resetQuery();
+				//$builder->resetQuery();
 				// Move the file to it's new home
 				$filename =  $user['username'] . '.' . $image->getExtension();
 				$image->move(FCPATH . '/img/users/', $filename);
-				$sql->where('id', $id)->update(['img' => $filename]);
+				$this->where('id', $id)->update(['img' => $filename]);
 				$response['ok'] = true;
 			}
 		}
 
 		return $response;
 	}
+
+	public function login($data)
+	{
+		$builder = $this->builder();
+		$builder->select('id, password, level, username');
+		$builder->where('username', $data['username']);
+		$query = $builder->get(1);
+		if ($query && $query->getNumRows() == 1)
+		{
+			$user = $query->getRow();
+			if (password_verify($data['passwd'], $user->password))
+			{
+				$sessiondata = [
+					'userid'	=> $user->id,
+					'userlevel'	=> $user->level,
+					'username'	=> $user->username,
+					'logged_in'	=> true
+				];
+
+				$this->session->set($sessiondata);
+				return true;
+			}
+
+			return false;
+		}
+		
+		return false;
+	}
 }