Beginning PHP and MySQL E-Commerce, 2nd Edition: From Novice to Professional

737 Pages·2016·12.67 MB·English

by  Cristian Darie

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Beginning PHP and MySQL E-Commerce:
From Novice to Professional,
SECoNd EditioN Beginning
Dear Reader,
Beginning
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The PHP language and the MySQL database have long offered an ideal blend
of practicality and power for the novice and experienced programmer alike. -
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This book shows you how to take advantage of this powerful duo to build a fully
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featured, modern, search engine–optimized web site. We guide you through
Cristian Darie, author of the entire design and build process, so you’ll create a professionally developed P PHP MySQL
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Professional Search Engine application that allows for the ongoing integration of new features in an orga- and
Optimization with PHP
nized manner. m
AJAX and PHP: Building With each chapter, you’ll learn how to develop and deploy an online product a
Responsive Web Applications
catalog complete with a shopping cart, checkout mechanism, product search,
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dynamic product recommendations, administrative features, AJAX and search m
engine optimization features, customer accounts, product reviews, online d E-Commerce
order management system, and much more.

You’ll also learn how to process electronic payments by integrating popular e
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payment services such as PayPal, DataCash, and Authorize.net.
With each new feature, you’ll be introduced to fresh challenges and theoretical r
concepts, which are all thoroughly explained. Along the way, you will gain an c
intimate understanding of every piece of code you write, which will enable you y
e
to build your own powerful and flexible web sites efficiently and rapidly with
From Novice to Professional
PHP and MySQL. S
Have fun reading our book!
Emilian Balanescu, Q
author of Cristian and Emilian
Beginning PHP and
PostgreSQL E-Commerce: L
This practical PHP and MySQL tutorial will
From Novice to Professional
teach you how to successfully design and build
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SOURCE CODE ONLINE ISBN-13: 978-1-59059-864-1 la Cristian Darie and Emilian Balanescu
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Beginning PHP and
MySQL E-Commerce
From Novice to Professional
SECOND EDITION
Cristian Darie and Emilian Balanescu
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Beginning PHP and MySQL E-Commerce: From Novice to Professional,Second Edition
Copyright © 2008 by Cristian Darie and Emilian Balanescu
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ISBN-13 (pbk): 978-1-59059-864-1
ISBN-10 (pbk): 1-59059-864-4
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Contents at a Glance
About the Authors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
About the Technical Reviewers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
Acknowledgments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
PART 1 ■ ■ ■ Phase I of Development
■ CHAPTER 1 Starting an E-Commerce Site . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
■ CHAPTER 2 Laying Out the Foundations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
■ CHAPTER 3 Starting the TShirtShop Project . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
■ CHAPTER 4 Creating the Product Catalog:Part 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
■ CHAPTER 5 Creating the Product Catalog:Part 2. . . . . . . . . . . . . . . . . . . . . . . . . . . 113
■ CHAPTER 6 Product Attributes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
■ CHAPTER 7 Search Engine Optimization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
■ CHAPTER 8 Searching the Catalog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
■ CHAPTER 9 Receiving Payments Using PayPal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
■ CHAPTER 10 Catalog Administration:Departments and Categories . . . . . . . . . . 267
■ CHAPTER 11 Catalog Administration:Products and Attributes . . . . . . . . . . . . . . . 305
PART 2 ■ ■ ■ Phase II of Development
■ CHAPTER 12 Creating Your Own Shopping Cart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
■ CHAPTER 13 Implementing AJAX Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 399
■ CHAPTER 14 Accepting Customer Orders. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 431
■ CHAPTER 15 Product Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461
iv
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PART 3 ■ ■ ■ Phase III of Development
■ CHAPTER 16 Managing Customer Details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477
■ CHAPTER 17 Storing Customer Orders. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 543
■ CHAPTER 18 Implementing the Order Pipeline:Part 1. . . . . . . . . . . . . . . . . . . . . . . 569
■ CHAPTER 19 Implementing the Order Pipeline:Part 2. . . . . . . . . . . . . . . . . . . . . . . 593
■ CHAPTER 20 Processing Credit Card Transactions . . . . . . . . . . . . . . . . . . . . . . . . . . 623
■ CHAPTER 21 Product Reviews. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 655
■ CHAPTER 22 Using Amazon.com Web Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 665
■ INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 689
98bed1a7be82c4ab97516c3da3c8c4e2
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Contents
About the Authors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
About the Technical Reviewers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
Acknowledgments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi
PART 1 ■ ■ ■ Phase I of Development
■ CHAPTER 1 Starting an E-Commerce Site . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Deciding Whether to Go Online. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Get More Customers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Encourage Customers Spend More . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Reduce the Costs of Fulfilling Orders. . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Let’s Make Money. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Risks and Threats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Designing for Business. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Phase I:Getting a Site Up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Phase II:Creating Your Own Shopping Cart. . . . . . . . . . . . . . . . . . . . . . 8
Phase III:Processing Orders and Adding Features. . . . . . . . . . . . . . . . 8
TShirtShop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
■ CHAPTER 2 Laying Out the Foundations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Designing for Growth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Meeting Long-Term Requirements with Minimal Effort . . . . . . . . . . 14
The Magic of the Three-Tier Architecture . . . . . . . . . . . . . . . . . . . . . . 15
Choosing Technologies and Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Using PHP to Generate Dynamic Web Content. . . . . . . . . . . . . . . . . . 20
Using Smarty to Separate Layout from Code . . . . . . . . . . . . . . . . . . . 21
Using MySQL to Store Web Site Data. . . . . . . . . . . . . . . . . . . . . . . . . . 23
MySQL and the Three-Tier Architecture. . . . . . . . . . . . . . . . . . . . . . . . 26
Choosing Naming and Coding Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
vii
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viii ■ CONTENTS
■ CHAPTER 3 Starting the TShirtShop Project. . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Getting a Code Editor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Installing XAMPP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Preparing the tshirtshop Alias. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Installing Smarty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Implementing the Site Skeleton . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Building TShirtShop’s Front Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Handling and Reporting Errors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Preparing the Database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Downloading the Code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
■ CHAPTER 4 Creating the Product Catalog: Part 1 . . . . . . . . . . . . . . . . . . . . . . 63
Showing Your Visitors What You’ve Got . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
What Does a Product Catalog Look Like?. . . . . . . . . . . . . . . . . . . . . . 64
Previewing the Product Catalog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Roadmap for This Chapter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Storing Catalog Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Understanding Data Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Creating the department Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Communicating with the Database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
The Structured Query Language (SQL) . . . . . . . . . . . . . . . . . . . . . . . . 79
MySQL Stored Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Adding Logic to the Site. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Connecting to MySQL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Writing the Business Tier Code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Displaying the List of Departments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Using Smarty Plug-ins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Creating the Link Factory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
■ CHAPTER 5 Creating the Product Catalog: Part 2 . . . . . . . . . . . . . . . . . . . . . 113
Storing the New Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
What Makes a Relational Database . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Creating and Populating the New Data Tables. . . . . . . . . . . . . . . . . 120
Adding Products and Relating Them to Categories. . . . . . . . . . . . . 122
Using Database Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Querying the New Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Getting Short Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
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