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

Accessing the libraries/helpers


As mentioned earlier, the CI PHP view file can access any of the CI resources, such as calling the CI helpers, libraries, or models in the same way the controller does.

The following is a more elaborated and complete example of a PHP CI view file, accessing CI resources, such as libraries/models/helpers:

<HTML>
<?PHP
// URI is a built-in CI library
// if the rendering controller for this view was// http://mysite/myproject/mycontroller/test3
// the segment(1) = mycontroller – the controller name
// the segment(2) = test3 - the controller method
$the_controller = $this->uri->segment(1);
$the_method = $this->uri->segment(2);
?>
<H1>This View Rendered by Controller
<?=$the_controller; ?> </H1>
<H1>Using its method named <?=$the_method; ?></H1>

Forms

The CI PHP view file can contain any number of HTML data entry forms to accept the input data from the browsing user. We can use the CI form helper service to...