Book Image

Programming with CodeIgniter MVC

Book Image

Programming with CodeIgniter MVC

Overview of this book

The CodeIgniter Model-View-Controller framework provides genius simplicity, flexibility, and efficient resource usage, boosting performance and reusability. "Programming with CodeIgniter MVC" reviews the unique features of CodeIgniter using simple, easy-to-follow, and practical examples. Programming with CodeIgniter MVC provides a simple step-by-step guide to efficiently utilizingthe CodeIgniter MVC framework for developing web applications. This book is packed with engaging examples to understand the usage of controllers, libraries, and (Codeigniter) CI Models. This book commences with a quick discussion of the CodeIgniter Integration with  external plugins such as Flickr API, Google Maps and more will be reviewed with clear usage examples. It will then cover CI naming convention rules, mandatory and optional configurations, and usage within a CI project. It will also cover user defined configurations. By the end of this book, you will not only understand user-defined libraries in a CI framework, but also their services, role, usage, and scope with the help of an example-based approach. The book also covers helpers, models, and views, as well as their usage. Using this book, youwill soonbe able to develop feature-rich web applications using the CodeIgniter MVC framework. "Programming with CodeIgniter MVC" is a one-stop solution to developing solutions with CodeIgniter MVC.
Table of Contents (15 chapters)
Programming with CodeIgniter MVC
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Appendix
Index

Example 3 – admin and regular user log in


In this example we will see how the controller can coordinate using models and views a login session for a regular user, as well as an admin super user, so that each will have a distinct menu. In order to use the provided database file and successfully log in, use the following steps:

  • For regular user login:

    • User: reg_user

    • Password: 111111111 (9 x 1 s)

  • For admin user login:

    • User: admin_user

    • Password: 111111111 (9 x 1 s)

This example will be constructed from the following controller, models, and views:

  • application/controller/auth.php: This controller is used to control authentication checkup and redirect each user category to its view or notify of a login failure. Regular users and admin users will have different view menu, message, and logout options.

  • application/models/users_model.php: This is the model to validate the submitted user name and password (stored in the database via MD5) against the predefined database table of users.

  • application/views/login_view...