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Programming with CodeIgniter MVC
Table of Contents
Programming with CodeIgniter MVC
Credits
About the Authors
About the Reviewers
www.PacktPub.com
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Why Subscribe?
Free Access for Packt account holders
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Errata
Piracy
Questions
1. Getting Started
Installing CodeIgniter
Folders overview
Mandatory components
Example 1 – hello world
The controller file
The view file
Example 2 – passing the complex parameters to a view
The controller file
The view file
Example 3 – the database query by a model rendering results to a view
The controller file
The model file
The view file
Example 4 – interactive contact forms
The controller file
The view file
Summary
2. Configurations and Naming Conventions
CI directory tree
config.php
database.php
routes.php
Defining and using your own configurations
Understanding and using CI naming conventions
The main resource type naming rules
Controller definition naming rules
Example 1 – calling the controller index method
Example 2 – calling the controller and calc method without arguments
Example 3 – calling the controller and calc method with arguments
Example 4 – calling AJAX to an AJAX-oriented method with arguments
Loading libraries, models, and helpers
Miscellaneous naming conventions
Summary
3. Controller Usage and Scope
Scope of the CI controller
The user-defined CI controller
Extending the CI controller
CI controller use cases
Example 1 – default homepage controller
The controller file
The view file
The configuration file
Example 2 – sending e-mails with attachments
The controller file
Example 3 – admin and regular user log in
The controller file
The model file
The database file to upload for this example
The login_view view file
The login_in_view view file
Summary
4. Libraries
The CI libraries' scope and usage
Available CI libraries
Example 1 – using the built-in libraries
The controller file
The view file
Example 2 – using third-party libraries such as the Google Maps CI library wrapper
The controller file
The view file
Example 3 – building a library such as the Flickr API wrapper
The flickr_wrapper.php library file
The flickr_recent.php controller file
The flickr_recent_view.php view file
Example 4 – the LinkedIn API wrapper
Requirements
Authentication flowchart
The linkedin_handler.php library file
The linkedinfo.php controller file
The linkedin-me.php view file
Summary
5. Helpers
CI helpers' scope and usage
Available CI helpers
CI system helpers
CI third-party helpers
Example 1 – using built-in helpers
The controller file
The view file
Example 2 – SSL helper
The helper file
The controller file
The view file
Example 3 – building your own helper
The helper file
The controller file
The view file
Summary
6. Models
Scope of the CI model
The model resource path
Loading a model
Using model methods
Connecting to a database
Business logic
Object Relational Mapping (ORM)
ORM simple operations example
Example 1 – a CRUD example
The controller file
The model file
The view file
Example 2 – a business logic example
The controller file
The model file
The view file
Example 3 – retrieving data from Facebook
The controller file
The model file
The view file
Summary
7. Views
Scope of the CI view
The CI view resources path
The rendering flow
View flexibility
Accessing the libraries/helpers
Forms
AJAX
Parser configuration issues
Integrating jQuery or other client-side libraries
Plugins for rendering view
Example 1 – HTML5 location powered by Google Maps
The controller file
The view file
Example 2 – user feedback powered by AJAX and the jQuery UI
The ajax_handler.php controller file
The users_model.php model file
The logged_in_view.php view file
Summary
A. Appendix
Index
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