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Commit 6460df4

Browse files
Add views folder structure, database class, config variables
1 parent e7a1ce6 commit 6460df4

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12 files changed

+214
-9
lines changed

12 files changed

+214
-9
lines changed

‎app/bootstrap.php‎

Lines changed: 8 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,9 @@
11
<?php
2-
// Load libraries
3-
require_once 'libraries/Core.php';
4-
require_once 'libraries/Controller.php';
5-
require_once 'libraries/Database.php';
2+
// Load Config
3+
require_once 'config/config.php';
4+
5+
// Autoload Core Libraries
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spl_autoload_register(function($className)
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{
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require_once "libraries/{$className}.php";
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});

‎app/config/config.php‎

Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
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<?php
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// DB Params
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define('DB_HOST', 'localhost');
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define('DB_USER', 'root');
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define('DB_PASS', '');
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define('DB_NAME', 'test');
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// App Root
8+
define('APPROOT', dirname(dirname(__FILE__)));
9+
// URL Root
10+
define('URLROOT', 'http://localhost/php-basic-mvc');
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// Site Name
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define('SITENAME', 'PHP Basic MVC');

‎app/controllers/Pages.php‎

Lines changed: 16 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -1,18 +1,29 @@
11
<?php
2-
class Pages
2+
class Pagesextends Controller
33
{
44
public function __construct()
55
{
6-
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// !!! Only for testing the connection to the database
7+
$this->postModel = $this->model('Post');
78
}
89

910
public function index()
1011
{
11-
12+
$posts = $this->postModel->getPosts();
13+
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$data = [
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'title' => 'Welcome',
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'posts' => $posts
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];
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$this->view('pages/index', $data);
1220
}
1321

14-
public function about($id)
22+
public function about()
1523
{
16-
echo $id;
24+
$data = [
25+
'title' => 'About'
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];
27+
$this->view('pages/about', $data);
1728
}
1829
}

‎app/libraries/Controller.php‎

Lines changed: 32 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,32 @@
1+
<?php
2+
/**
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* Base Controller
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* Loads the models and views
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*/
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class Controller
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{
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// Load model
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public function model($model)
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{
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// Require model file
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require_once '../app/models/' . $model . '.php';
13+
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// Instantiate model
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return new $model;
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}
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// Load view
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public function view($view, $data = [])
20+
{
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// Check for view file
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if (file_exists('../app/views/' . $view . '.php'))
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{
24+
require_once '../app/views/' . $view . '.php';
25+
}
26+
else
27+
{
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// View does not exist
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die('View does not exist');
30+
}
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}
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}

‎app/libraries/Database.php‎

Lines changed: 99 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,99 @@
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<?php
2+
/**
3+
* PDO Database Class
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* Connect to database
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* Create prepared statements
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* Bind values
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* Return rows and results
8+
*/
9+
class Database
10+
{
11+
private $host = DB_HOST;
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private $user = DB_USER;
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private $pass = DB_PASS;
14+
private $name = DB_NAME;
15+
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private $db_handler;
17+
private $stmt;
18+
private $error;
19+
20+
public function __construct()
21+
{
22+
// Set DSN
23+
$dsn = 'mysql:host=' . $this->host . ';dbname=' . $this->name;
24+
$options = [
25+
PDO::ATTR_PERSISTENT => true,
26+
PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
27+
];
28+
29+
// Create PDO Instance
30+
try
31+
{
32+
$this->db_handler = new PDO($dsn, $this->user, $this->pass, $options);
33+
}
34+
catch(PDOException $e)
35+
{
36+
$this->error = $e->getMessage();
37+
echo $this->error;
38+
}
39+
}
40+
41+
// Prepare statement with query
42+
public function query($sql)
43+
{
44+
$this->stmt = $this->db_handler->prepare($sql);
45+
}
46+
47+
// Bind values
48+
public function bind($param, $value, $type = null)
49+
{
50+
if (is_null($type))
51+
{
52+
switch (true)
53+
{
54+
case is_int($value):
55+
$type = PDO::PARAM_INT;
56+
break;
57+
58+
case is_bool($value):
59+
$type = PDO::PARAM_BOOL;
60+
break;
61+
62+
case is_null($value):
63+
$type = PDO::PARAM_NULL;
64+
break;
65+
66+
default:
67+
$type = PDO::PARAM_STR;
68+
}
69+
}
70+
71+
$this->stmt->bindValue($param, $value, $type);
72+
}
73+
74+
// Execute the prepared statement
75+
public function execute()
76+
{
77+
return $this->stmt->execute();
78+
}
79+
80+
// Get result set as array of objects
81+
public function resultSet()
82+
{
83+
$this->execute();
84+
return $this->stmt->fetchAll(PDO::FETCH_OBJ);
85+
}
86+
87+
// Get single record as object
88+
public function single()
89+
{
90+
$this->execute();
91+
return $this->stmt->fetch(PDO::FETCH_OBJ);
92+
}
93+
94+
// Get row count
95+
public function rowCount()
96+
{
97+
return $this->stmt->rowCount();
98+
}
99+
}

‎app/models/Post.php‎

Lines changed: 17 additions & 0 deletions
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@@ -0,0 +1,17 @@
1+
<?php
2+
class Post
3+
{
4+
private $db;
5+
6+
public function __construct()
7+
{
8+
$this->db = new Database;
9+
}
10+
11+
public function getPosts()
12+
{
13+
$this->db->query('SELECT * FROM posts');
14+
15+
return $this->db->resultSet();
16+
}
17+
}

‎app/views/inc/footer.php‎

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,3 @@
1+
<script src="<?= URLROOT; ?>/js/main.js"></script>
2+
</body>
3+
</html>

‎app/views/inc/header.php‎

Lines changed: 8 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,8 @@
1+
<!DOCTYPE html>
2+
<html lang="en">
3+
<head>
4+
<meta charset="UTF-8">
5+
<link rel="stylesheet" href="<?= URLROOT; ?>/css/style.css">
6+
<title><?= SITENAME; ?></title>
7+
</head>
8+
<body>

‎app/views/pages/about.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,5 @@
1+
<?php require APPROOT . '/views/inc/header.php'; ?>
2+
3+
<h1> <?= $data['title']; ?> </h1>
4+
5+
<?php require APPROOT . '/views/inc/footer.php'; ?>

‎app/views/pages/index.php‎

Lines changed: 10 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,10 @@
1+
<?php require APPROOT . '/views/inc/header.php'; ?>
2+
3+
<h1> <?= $data['title']; ?> </h1>
4+
<ul>
5+
<?php foreach($data['posts'] as $post) : ?>
6+
<li><?= $post->title; ?></li>
7+
<?php endforeach; ?>
8+
</ul>
9+
10+
<?php require APPROOT . '/views/inc/footer.php'; ?>

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