Practical PHP 7, Mysql 8, and Mariadb Website Databases

Practical PHP 7, MySQL 8, and MariaDB Website Databases A Simplified Approach to Developing Database-Driven Websites — Second Edition — Adrian W. West Steve Prettyman www.allitebooks.com Practical PHP 7, MySQL 8, and MariaDB Website Databases A Simplified Approach to Developing Database-Driven Websites Second Edition Adrian W. West Steve Prettyman www.allitebooks.com Practical PHP 7, MySQL 8, and MariaDB Website Databases: A Simplified Approach to Developing Database-Driven Websites Adrian W. West Steve Prettyman Colyton, Devon, United Kingdom Key West, Florida, USA ISBN-13 (pbk): 978-1-4842-3842-4 ISBN-13 (electronic): 978-1-4842-3843-1 https://doi.org/10.1007/978-1-4842-3843-1 Library of Congress Control Number: 2018957652 Copyright © 2018 by Adrian W. West and Steve Prettyman This work is subject to copyright. 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Printed on acid-free paper www.allitebooks.com Contents About the Authors .................................................................................................. xiii Acknowledgments ...................................................................................................xv Introduction ...........................................................................................................xvii ■■Chapter 1: Create and Test a Database and Table ................................................. 1 Defining Developer, Administrator, and User �� 2 Defining Interactive Websites ��2 Summary �� 31 ■■Chapter 2: Create Web Pages That Interact with Users ....................................... 33 Creating the Folder for Holding the Database Pages �� 34 Creating the Temporary Template �� 34 Introducing the PHP include( ) Function �� 36 The Included Header File ��37 The Included Menu File ��39 The Included Information Column ��40 The Included Footer File ��41 The Interactive Version of the Template �� 42 Connecting to the Database �� 44 The Registration Page ��47 The PHP Keyword echo �� 58 The “Thank You” Page �� 58 Displaying Error Messages That Are Collected in an Array �� 60 iii www.allitebooks.com CONTENTS ■ Hashing the Password �� 61 Viewing Members’ Records �� 61 The View Users Page �� 61 The Change Password Page �� 65 Confirming a Successful Password Change �� 72 Testing the Tutorial’s Pages ��72 More About Arrays �� 73 Summary �� 74 ■■Chapter 3: Create Login/Logout Functionality for Members and an Administrator ................................................................................................. 75 Creating the logindb Database and users Table �� 76 Removing or Replacing Redundant Menu Buttons in the Headers �� 77 Adding a Login Button to the Home Page Header ��78 Removing Redundant Buttons from the Registration and New Password Headers ��79 The Revised Registration Page ��79 The New Header for the New Password Page ��80 A New Header Menu for the Members page ��82 Amend the Header for the “Thank You” Page ��82 The Registration Page and Undesirable Characters �� 84 Registering Some Members ��87 Differentiating Between Two Types of Membership �� 88 Creating User Levels to Limit Access to Private Pages �� 88 Log In �� 91 The Header for the Login Page ��91 The Login Page ��92 Sessions ��99 A Members-Only Page �� 101 Planning the Administrator’s Role ��

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