In DetailSocial Networking has quickly become a very popular activity on the Internet, particularly with the emergence of sites like Facebook and MySpace. PHP is a flexible web development language used on a wide variety of sites, including Facebook and Yahoo! But building a social networking site from scratch using PHP involves some complex logic, and also some serious coding.This book will demonstrate how to create, maintain, and extend a powerful social network site. It shows how to create your own flexible social networking framework, allowing users to sign up, customize their profile, befriend other users, share information, communicate, interact with one another, and much more.Taking best practices, such as object-oriented programming, and the Model-View-Controller architecture, this book will begin by walking through the development of a simple development framework, which is then used to rapidly build a Social Networking platform, building upon the social features chapter by chapter. At the end of this book, you will have a powerful Social Networking platform loaded with many features which can take the user from signing up and connecting with other users to posting and sharing information. With an API in place, the platform can be extended and used by other Social Networks. This book doesn't just stop with the code and the logic behind it; useful supplementary information is also covered, such as marketing the Social Network, keeping Search Engine Optimization in mind when developing, backing up and maintaining the site, and how to deal with large amounts of traffic through scaling.By the end of this book, you will be left fully prepared to build, manage, maintain, and extend a powerful Social Network for your business, hobby, organization, family, and clients.A fast-paced guide to creating a flexible Social Networking website using PHP with a custom, light weight MVC framework.ApproachThis book is a fast-paced tutorial focusing on creating a Social Networking framework through an ongoing case study. It presents a lot of real-world code, with comprehensive explanation and discussion. With each chapter, the Social Networking framework is extended, with more functionality being added as we progress through the book.Who this book is forThis book is primarily aimed at PHP developers, but is suitable for any web developers looking to expand their knowledge and understanding of Social Networking concepts. Intermediate knowledge of PHP and object-oriented programming is assumed, along with a basic knowledge of MySQL.