-- Introduce namespace

Author: wmdev0808

.vscode/launch.json

@@ -17,9 +17,7 @@
       "program": "${file}",
       "cwd": "${fileDirname}",
       "port": 0,
-      "runtimeArgs": [
-        "-dxdebug.start_with_request=yes"
-      ],
+      "runtimeArgs": ["-dxdebug.start_with_request=yes"],
       "env": {
         "XDEBUG_MODE": "debug,develop",
         "XDEBUG_CONFIG": "client_port=${port}"
@@ -45,4 +43,4 @@
       }
     }
   ]
-}
+}

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/Core/Database.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Core;
+
+use PDO;
+
+class Database
+{
+    public $connection;
+    public $statement;
+
+    public function __construct($config, $username = 'root', $password = 'db_password')
+    {
+        $dsn = 'mysql:' . http_build_query($config, '', ';');
+
+        $this->connection = new PDO($dsn, $username, $password, [
+           PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC
+        ]);
+    }
+
+    public function query($query, $params = [])
+    {
+        $this->statement = $this->connection->prepare($query);
+
+        $this->statement->execute($params);
+
+        return $this;
+    }
+
+    public function get()
+    {
+        return $this->statement->fetchAll();
+    }
+
+    public function find()
+    {
+        return $this->statement->fetch();
+    }
+
+    public function findOrFail()
+    {
+        $result = $this->find();
+
+        if (! $result) {
+            abort();
+        }
+
+        return $result;
+    }
+}

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/Core/Response.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Core;
+
+class Response {
+    const NOT_FOUND = 404;
+    const FORBIDDEN = 403;
+}

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/Core/Validator.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Core;
+
+class Validator
+{
+    public static function string($value, $min = 1, $max = INF)
+    {
+        $value = trim($value);
+
+        return strlen($value) >= $min && strlen($value) <= $max;
+    }
+
+    public static function email($value)
+    {
+        return filter_var($value, FILTER_VALIDATE_EMAIL);
+    }
+}

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/Core/functions.php

@@ -0,0 +1,34 @@
+<?php
+
+function dd($value)
+{
+    echo "<pre>";
+    var_dump($value);
+    echo "</pre>";
+
+    die();
+}
+
+function urlIs($value) 
+{
+    return $_SERVER['REQUEST_URI'] === $value;
+}
+
+function authorize($condition, $status = Response::FORBIDDEN) 
+{
+    if (!$condition) {
+        abort($status);
+    }
+}
+
+function base_path($path) 
+{
+    return BASE_PATH . $path;
+}
+
+function view($path, $attributes = [])
+{
+    extract($attributes);
+
+    require base_path('views/' . $path);
+}

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/Core/router.php

@@ -0,0 +1,22 @@
+<?php
+
+ function routeToController($uri, $routes) {
+    if (array_key_exists($uri, $routes)) {
+        require base_path($routes[$uri]);
+    } else {
+        abort();
+    }
+}
+
+function abort($code = 404) {
+    http_response_code($code);
+
+    require base_path("views/{$code}.php");
+
+    die();
+}
+
+$routes = require base_path('routes.php');
+$uri = parse_url($_SERVER['REQUEST_URI'])['path'];
+
+routeToController($uri, $routes);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/config.php

@@ -0,0 +1,13 @@
+<?php
+
+return [
+    'database' => [
+        // 'host' => 'localhost',
+        'host' => '127.0.0.1',
+        'port' => 3306,
+        'dbname' => 'myapp',
+        'charset' => 'utf8mb4'
+    ],
+
+    //
+];

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/about.php

@@ -0,0 +1,5 @@
+<?php
+
+view("about.view.php", [
+    'heading' => 'About Us',
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/contact.php

@@ -0,0 +1,5 @@
+<?php
+
+view("contact.view.php", [
+    'heading' => 'Contact Us',
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/index.php

@@ -0,0 +1,5 @@
+<?php
+
+view("index.view.php", [
+    'heading' => 'Home',
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/notes/create.php

@@ -0,0 +1,27 @@
+<?php
+
+use Core\Database;
+use Core\Validator;
+
+$config = require base_path('config.php');
+$db = new Database($config['database']);
+
+$errors = [];
+
+if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+    if (! Validator::string($_POST['body'], 1, 1000)) {
+        $errors['body'] = 'A body of no more than 1,000 characters is required.';
+    }
+
+    if (empty($errors)) {
+        $db->query('INSERT INTO notes(body, user_id) VALUES(:body, :user_id)', [
+            'body' => $_POST['body'],
+            'user_id' => 1
+        ]);
+    }
+}
+
+view("notes/create.view.php", [
+    'heading' => 'Create Note',
+    'errors' => $errors
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/notes/index.php

@@ -0,0 +1,13 @@
+<?php
+
+use Core\Database;
+
+$config = require base_path('config.php');
+$db = new Database($config['database']);
+
+$notes = $db->query('select * from notes where user_id = 1')->get();
+
+view("notes/index.view.php", [
+    'heading' => 'My Notes',
+    'notes' => $notes
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/controllers/notes/show.php

@@ -0,0 +1,19 @@
+<?php
+
+use Core\Database;
+
+$config = require base_path('config.php');
+$db = new Database($config['database']);
+
+$currentUserId = 1;
+
+$note = $db->query('select * from notes where id = :id', [
+    'id' => $_GET['id']
+])->findOrFail();
+
+authorize($note['user_id'] === $currentUserId);
+
+view("notes/show.view.php", [
+    'heading' => 'Note',
+    'note' => $note
+]);

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/public/index.php

@@ -0,0 +1,15 @@
+<?php
+
+const BASE_PATH = __DIR__.'/../';
+
+require BASE_PATH.'Core/functions.php';
+
+spl_autoload_register(function ($class) {
+    // Core\Database
+    $class = str_replace('\\', DIRECTORY_SEPARATOR, $class);
+
+    require base_path("{$class}.php");
+});
+
+require base_path('Core/router.php');
+

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/routes.php

@@ -0,0 +1,10 @@
+<?php
+
+return [
+    '/' => 'controllers/index.php',
+    '/about' => 'controllers/about.php',
+    '/notes' => 'controllers/notes/index.php',
+    '/note' => 'controllers/notes/show.php',
+    '/notes/create' => 'controllers/notes/create.php',
+    '/contact' => 'controllers/contact.php',
+];

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/views/403.php

@@ -0,0 +1,14 @@
+<?php require('partials/head.php') ?>
+<?php require('partials/nav.php') ?>
+
+<main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+        <h1 class="text-2xl font-bold">You are not authorized to view this page.</h1>
+
+        <p class="mt-4">
+            <a href="/" class="text-blue-500 underline">Go back home.</a>
+        </p>
+    </div>
+</main>
+
+<?php require('partials/footer.php') ?>

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/views/404.php

@@ -0,0 +1,14 @@
+<?php require('partials/head.php') ?>
+<?php require('partials/nav.php') ?>
+
+<main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+        <h1 class="text-2xl font-bold">Sorry. Page Not Found.</h1>
+
+        <p class="mt-4">
+            <a href="/" class="text-blue-500 underline">Go back home.</a>
+        </p>
+    </div>
+</main>
+
+<?php require('partials/footer.php') ?>

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/views/about.view.php

@@ -0,0 +1,11 @@
+<?php require('partials/head.php') ?>
+<?php require('partials/nav.php') ?>
+<?php require('partials/banner.php') ?>
+
+<main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+        <p>Hello. Welcome to the about page.</p>
+    </div>
+</main>
+
+<?php require('partials/footer.php') ?>

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/views/contact.view.php

@@ -0,0 +1,11 @@
+<?php require('partials/head.php') ?>
+<?php require('partials/nav.php') ?>
+<?php require('partials/banner.php') ?>
+
+<main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+        <p>Hello. Welcome to the contact page.</p>
+    </div>
+</main>
+
+<?php require('partials/footer.php') ?>

challenge-001/4. Project Organization/31. Namespacing: What, Why, How?/views/index.view.php

@@ -0,0 +1,11 @@
+<?php require('partials/head.php') ?>
+<?php require('partials/nav.php') ?>
+<?php require('partials/banner.php') ?>
+
+<main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+        <p>Hello. Welcome to the home page.</p>
+    </div>
+</main>
+
+<?php require('partials/footer.php') ?>