Transcript Dynamic Server Pages Lesson 1: Introduction to PHP

Dynamic Server Pages
Lesson 1:
Introduction
to PHP
Objectives
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Define PHP
Identify platforms and Web servers that
support PHP
Describe the installation and configuration
of PHP
Discuss add-on modules used with PHP
Create a Web publishing directory with the
Apache server
What Is PHP?
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Server-side scripting language
Embedded in HTML documents
Known as PHP Hypertext Preprocessor
Supported Platforms
and Web Servers
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PHP modules
CGI interpreter or Apache module?
Installation
and Configuration
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Installing MySQL
Installing Apache and PHP
Summary
 Define PHP
 Identify platforms and Web servers that
support PHP
 Describe the installation and configuration
of PHP
 Discuss add-on modules used with PHP
 Create a Web publishing directory with the
Apache server
Lesson 2:
PHP Fundamentals
Objectives
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Describe the structure of PHP pages
Define variables and data types
Discuss constants, variable functions, and
arrays
Define and use operators and functions
Describe and use conditional statements
and loops
PHP Mechanics
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Script delimiters
Page structure
Containers
Comments
PHP Variables
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Data types
- Integer
- Double
- String
Constants
Type casting
Variable functions
PHP Operators
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Operator precedence
Statements
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Conditional statements
Loops
PHP Arrays
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Associative arrays
Multi-dimensional arrays
Sorting arrays
PHP Functions
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The function statement
Passing arguments
Variable scope
Assigning a function to a variable
Summary
 Describe the structure of PHP pages
 Define variables and data types
 Discuss constants, variable functions, and
arrays
 Define and use operators and functions
 Describe and use conditional statements
and loops
Lesson 3:
String Manipulation
and File Input/Output
Objectives
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Discuss PHP string functions
Describe and use regular expressions
Define and use pattern matching
Open and close files on the server
Write to and read from files on the server
Create and use flat database files
String Functions
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strlen() function
substr() function
strpos() function
trim() function
strtolower() and strtoupper()
functions
ucfirst() and ucwords() functions
printf() and sprintf() functions
Regular Expressions
and Pattern Matching
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Common escape sequences
Built-in character classes
Regular
Expression Functions
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ereg() and eregi() functions
ereg_replace() and eregi_replace()
functions
File Input
and Output
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Opening files
File mode specifiers
Reading files
Writing to files
Moving within files
Summary
 Discuss PHP string functions
 Describe and use regular expressions
 Define and use pattern matching
 Open and close files on the server
 Write to and read from files on the server
 Create and use flat database files
Lesson 4:
PHP and Databases
Objectives
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Explain the basics of databases
Explain database structure and schemas
Define and use the SQL
Discuss Cursors and ResultSets
Define stored procedures
Describe the MySQL database server
Objectives
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(cont’d)
Create databases and database tables
using MySQL and PHP
Add records to a MySQL database
Search a MySQL database
Update and delete records from a MySQL
database
Relational
Databases
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Tuples
Attributes
Objects
Database
Schemas
BankAccount Table
Customer Table
Integer ID
Integer ID
Double Balance
String FName
Boolean Checking
String LName
Date StartDate
String Address
Integer Customer
Structured
Query Language (SQL)
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Data Definition Language (DDL)
Data Query Language (DQL)
Data Manipulation Language (DML)
Cursors
and ResultSets
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ResultSet = RecordSet
Loop construct
The next() method
MySQL and PHP
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PHP provides functions that allow Webbased applications to interface with the
MySQL database server
Summary
 Explain the basics of databases
 Explain database structure and schemas
 Define and use the SQL
 Discuss Cursors and ResultSets
 Define stored procedures
 Describe the MySQL database server
Summary
(cont’d)
 Create databases and database tables
using MySQL and PHP
 Add records to a MySQL database
 Search a MySQL database
 Update and delete records from a MySQL
database
Lesson 5:
Debugging PHP
and PHP Security
Objectives
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Explain debugging PHP applications
Describe errors and error handling
Describe PHP security issues
Explain safe mode
Debugging
PHP Applications
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Syntax errors
Runtime errors
Logical errors
Error messages in PHP
- Parse errors
- Fatal errors
- Warnings
- Notices
Error handling
Preventing Errors
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Script by design
Keep the script simple
Adhere to strict naming conventions
Use a modular approach
PHP
Security Issues
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Securing the server
Settings
Configuration options
Safe mode
Writing secure PHP applications
Summary
 Explain debugging PHP applications
 Describe errors and error handling
 Describe PHP security issues
 Explain safe mode
Lesson 6:
Active Server Pages
Objectives
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Define an ASP file and ASP-based
applications
Describe ISAPI programs
Discuss the Web servers that support ASP
applications
Describe the structure of ASP technology
Define and create virtual directories
Define and use server-side include files
Create and use a global.asa file
Introduction
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Microsoft Internet Information Server
Internet Server Application Programming
Interface
ASP Mechanics
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Dynamic link library
Comparing ASP and other technologies
ODBC
Out-of-process
In-process
Virtual Directories
and ASP Applications
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Virtual directories are mappings between a
name and an actual path to a real directory
Virtual directories contain:
- global.asa file
- default.htm or default.asp
ASP Delimiters
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Server-side includes
ASP support for scripting languages
Global.asa—Starting a
Web Application
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Global.asa defines the properties of a Web
application
Summary
 Define an ASP file and ASP-based
applications
 Describe ISAPI programs
 Discuss the Web servers that support ASP
applications
 Describe the structure of ASP technology
 Define and create virtual directories
 Define and use server-side include files
 Create and use a global.asa file
Lesson 7:
Using VBScript
Objectives
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Identify and use VBScript operators and
expressions
Define and use VBScript variables and data
types
Declare VBScript arrays
Define and use conditional statements and
looping constructs
Create subroutines and functions
VBScript
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Scripting languages
Scripting engines
Differences Between
VBScript and JavaScript
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Calling functions and subroutines
Function calls and implementation in
JavaScript and VBScript
Event-driven programming
Declaring
Variables with VBScript
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Declaring variables
- Dim keyword
- Public keyword
- Private keyword
Naming variables
Arrays, ReDim, and Preserve
Collections
Option Explicit
Data subtypes and conversion functions
Program Flow
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If statements
Select Case statements
Looping constructs
For…Next statements
Do… loops
While…Wend statements
Summary
 Identify and use VBScript operators and
expressions
 Define and use VBScript variables and data
types
 Declare VBScript arrays
 Define and use conditional statements and
looping constructs
 Create subroutines and functions
Lesson 8:
ASP Intrinsic Objects
Objectives
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Identify and use ASP intrinsic objects
Define and use properties and methods of
ASP objects
Use the Request and Response objects
Identify Server object properties
Identify the ObjectContext object
Discuss object scope
ASP Objects
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ScriptingContext
Server
Application
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Session
Request
Response
Summary
 Identify and use ASP intrinsic objects
 Define and use properties and methods of
ASP objects
 Use the Request and Response objects
 Identify Server object properties
 Identify the ObjectContext object
 Discuss object scope
Lesson 9:
ASP Default
Components
Objectives
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Identify and use ASP default components
Define and use properties and methods of
ASP components
Create and write to a flat database file
Global Objects
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<OBJECT> tag
ID parameter
ProgID parameter
ClassID parameter
ASP Default
Components
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Ad Rotator
Browser
Capabilities
Content Linking
Content Rotator
Counters
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Page Counter
Permission
Checker
FileSystemObject
ActiveX Data
Objects
Summary
 Identify and use ASP default components
 Define and use properties and methods of
ASP components
 Create and write to a flat database file
Lesson 10:
ActiveX
Data Objects
Objectives
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Define ODBC and OLE DB
Define and use ADO
Define and create DSNs
Insert records into a database using ASP
and ADO
Update and delete records in a database
using ASP and ADO
Open Database
Connectivity and OLE DB
ActiveX
Data Objects
Registering
Data Source Names
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User DSNs
System DSNs
File DSNs
Summary
 Define ODBC and OLE DB
 Define and use ADO
 Define and create DSNs
 Insert records into a database using ASP
and ADO
 Update and delete records in a database
using ASP and ADO
Lesson 11:
Error Handling and
Debugging for ASP
Applications
Objectives
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Discuss debugging ASP applications
Discuss errors and error handling
Define the VBScript Err object
Describe and create custom error numbers
Discuss error logging
Discuss the Microsoft Script Debugger
Debugging
ASP Applications
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Handling errors
The Err object
Logging errors
Microsoft Script Debugger
Summary
 Discuss debugging ASP applications
 Discuss errors and error handling
 Define the VBScript Err object
 Describe and create custom error numbers
 Discuss error logging
 Discuss the Microsoft Script Debugger
Lesson 12:
Project Management in
Application Development
Objectives
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Discuss project management fundamentals
Define source and revision control
Discuss coding standards
Define code optimization
Define and use a test assessment plan
Discuss application testing both before
and after deployment
Project Management
Fundamentals
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What is project management?
- Business process/functionality design
- Technology/architecture design
- Implementation/development
- Pilot/parallel
- Cutover/live
Further study
- PMI
- ISO 9000 series
Source and
Revision Control
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Program code control
Version-control software
Revision Control System (UNIX)
Source Code Control System (UNIX)
Visual SourceSafe (Microsoft)
Coding Standards
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Indentation and margins
Matching brackets
Parentheses
Reserved words and keywords
Naming conventions
Language constructs
Comments
Error handling
Code Optimization
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Loops
General optimization tips
- Variables
- Arrays
ASP optimization
Test Assessment Plans
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Creating a test plan
Glass-box testing
Black-box testing
Post-live testing
Summary
 Discuss project management fundamentals
 Define source and revision control
 Discuss coding standards
 Define code optimization
 Define and use a test assessment plan
 Discuss application testing both before
and after deployment
Lesson 13:
Data Integrity
and Security Issues
Objectives
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Discuss basic database construction
issues
Explain data integrity
Define various mechanisms for insuring
data integrity
Discuss the different goals of security
Explain the basis of encryption
Examine the different protocols used as
encryption is applied to various situations
Database
Design Fundamentals
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Designing the database
Data integrity
Data input anomalies
Database
Security Issues
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Data Control Language
Other security-related issues
- Hardware volatility and failure
- Concurrent access
User authorization
General security information
Security Goals
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Transmission integrity
Authentication
Secrecy
Encryption
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Algorithm
Key
- Key length
- Key space
Symmetric, Asymmetric,
and One-Way Algorithms
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Symmetric encryption example
- Rot-13
One-way encryption
Public-key encryption
Private-key encryption
Protocols
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Authentication and digital signatures
Diffie-Hellman key exchange and certificate
authorities
X.509 format
Summary
 Discuss basic database construction
issues
 Explain data integrity
 Define various mechanisms for insuring
data integrity
 Discuss the different goals of security
 Explain the basis of encryption
 Examine the different protocols used as
encryption is applied to various situations
Dynamic Server Pages
 Introduction to PHP
 PHP Fundamentals
 String Manipulation and File Input/Output
 PHP and Databases
 Debugging PHP and PHP Security
 Active Server Pages
 Using VBScript
Dynamic Server Pages
 ASP Intrinsic Objects
 ASP Default Components
 ActiveX Data Objects
 Error Handling and Debugging for ASP
Applications
 Project Management in Application
Development
 Data Integrity and Security Issues