CodeIgniter 4 News Tutorial

See https://codeigniter4.github.io/CodeIgniter4/tutorial/index.html.

If you want to see code to use Auto Routing, see the auto-routing branch.

Folder Structure

ci4-news/
├── app/
├── tests/
├── composer.json
├── composer.lock
├── public/
│   ├── .htaccess
│   └── index.php
└── vendor/
    └── codeigniter4/
        └── codeigniter4/

Requirements

• PHP 7.4 or later
• composer command (See Composer Installation)
• Git

How to Use

Installation

$ git clone https://github.com/kenjis/ci4-news
$ cd ci4-news/
$ composer install

Database Migration and Seeding

Optional, if you use SQLite3 by default.

$ php spark migrate
$ php spark db:seed NewsSeeder

Run PHP built-in Server

$ php spark serve

URLs

Method	URL	Controller	Description
GET	http://localhost:8080/	Home::index	the CodeIgniter Welcome page
GET	http://localhost:8080/pages	Pages::index	the CodeIgniter Welcome page
GET	http://localhost:8080/home	Pages::view	the “home” page
GET	http://localhost:8080/about	Pages::view	the “about” page
GET	http://localhost:8080/shop	Pages::view	a “404 - File Not Found” error page
GET	http://localhost:8080/news	News::index	the news list page
GET	http://localhost:8080/news/{slug}	News::show	the news item page
GET	http://localhost:8080/news/new	News::new	the news create form
POST	http://localhost:8080/news	News::create	the news creation and the result

Routes

+--------+--------------+------+---------------------------------+----------------+---------------+
| Method | Route        | Name | Handler                         | Before Filters | After Filters |
+--------+--------------+------+---------------------------------+----------------+---------------+
| GET    | /            | »    | \App\Controllers\Home::index    |                | toolbar       |
| GET    | news         | »    | \App\Controllers\News::index    |                | toolbar       |
| GET    | news/new     | »    | \App\Controllers\News::new      |                | toolbar       |
| GET    | news/([^/]+) | »    | \App\Controllers\News::show/$1  |                | toolbar       |
| GET    | pages        | »    | \App\Controllers\Pages::index   |                | toolbar       |
| GET    | ([^/]+)      | »    | \App\Controllers\Pages::view/$1 |                | toolbar       |
| POST   | news         | »    | \App\Controllers\News::create   | csrf           | toolbar       |
+--------+--------------+------+---------------------------------+----------------+---------------+

Run PHPUnit Tests

$ composer test

Related Projects for CodeIgniter 4.x

Libraries

• CodeIgniter 3 to 4 Upgrade Helper
• CodeIgniter3-like Captcha
• PHPUnit Helper
• CodeIgniter4 Attribute Routes
• CodeIgniter Simple and Secure Twig
• CodeIgniter4 Viewi Demo

Tutorials

• CodeIgniter 4 News Tutorial
• CodeIgniter 4 Validation Tutorial
• CodeIgniter4 Code Modules Test
• CodeIgniter 4 File Upload
• CodeIgniter 4 QueryBuilder Batch Sample

Building Development Environment

• CodeIgniter4 Application Template
• CodeIgniter4 Composer Installer
• docker-codeigniter-apache