The Book of Zope

How to Build and Deliver Web Applications

Beehive

Publisher: No Starch, 2001 , 403 pages

ISBN: 1-886411-57-3

Synopsis:

Toggle Synopsis

Zope, the leading Open Source Web application server, helps teams of developers create and manage dynamic, Web-based business applications like Intranets and portals. Zope makes it easy to add features such as site search, news, personalization, and e-commerce. The Book of Zope is a comprehensive introduction to Zope, covering installation; DTML programming; concepts such as users, roles, and permissions; ZClasses; ZCatalog; databases; programming Zope with Python; debugging; and the use of external data sources. Zope runs on Windows and almost all Unix-based platforms, and includes its own Web server, transactional object-oriented database, search engine, Web page templating system, Web development and management tool, and comprehensive extension support.

Table of Contents:

Toggle Table of Contents

• Chapter 1: Zope Fundamentals
•  1.1 Web Applications
• 1.1.1 The Advantages of Zope for Web Application Programmers
• 1.2 Zope As a Web Application Server
• 1.2.1 "Content-by-Role"
• 1.2.2 SQL = Structured Query Language
• 1.2.3 Python
• 1.3 Zope as a Content Management Server
• 1.3.1 Open Source Software
• 1.4 Technical Requirements
• 1.4.1 Hardware Requirements
• 1.5 Installation
• 1.5.1 Windows
• 1.5.2 Windows NT
• 1.5.3 Linux
• Summary
• Chapter 2: QuickStart
• 2.1 Preparations
• 2.1.1 Creating a User Account
• 2.2 Zope's Interface: The Management Screen macs
• 2.2.1 The Left Frame of the Management Screen
• 2.2.2 The Right Frame of the Management Screen
• 2.3 Zope Objects
• 2.3.1 Zope and Object-Oriented Programming
• 2.3.2 Creating a Folder
• 2.3.3 Creating Files
• 2.3.4 DTML Documents and Methods
• 2.3.5 Creating a DTML Document
• 2.3.6 Creating a DTML Method
• 2.4 Managing Objects
• 2.4.1 Changing an Object ID
• 2.4.2 Changing an Object Title
• 2.4.3 Copying Objects
• 2.4.4 Deleting Objects
• 2.4.5 Moving Objects
• 2.5 Acquisition and Standard Objects
• 2.5.1 Standard Objects
• Summary
• Chapter 3: Navigating Zope
• 3.1 The Zope Tab Bar
• 3.1.1 The Contents Tab
• 3.1.2 The Edit Tab and Edit Screen
• 3.1.3 The View Tab
• 3.1.4 The Ownership Tab
• 3.1.5 The History Tab
• 3.1.6 The Properties Tab
• 3.1.7 The Undo Tab
• 3.1.8 The Find Tab
• 3.1.9 The Import/Export Tab
• 3.2 The Help Button
• 3.2.1 Contents
• 3.2.2 Search
• 3.3 The Control Panel
• 3.3.1 Shutdown
• 3.3.2 Restart
• 3.3.3 The Database Management Screen
• 3.3.4 Managing your Zope Database with Pack
• 3.3.5 Restoring Your Saved Data.fs File
• 3.3.6 Copying Your Database to Another Zope Serve
• 3.3.7 Version Management
• 3.3.8 Product Management
• 3.3.9 Debugging Information
• Summary
• Chapter 4: DTML
• 4.1 Essentials
• 4.1.1 First, Second, and Third Tiers
• 4.1.2 Variables
• 4.1.3 The DTML Namespace
• 4.2 DTML Syntax
• 4.2.1 Empty and Non-Empty Tags
• 4.2.2 Old DTML Syntax
• 4.2.3 Abbreviating Attributes
• 4.3 Using DTML Tags, Variables, and Attributes
• 4.3.1 The var Tag
• 4.3.2 The Namespace Variable
• 4.3.3 Client-Server Communication over the Web
• 4.3.4 The call Tag
• 4.3.5 The if Tag
• 4.3.6 The elif Tag
• 4.3.7 The unless Tag
• 4.3.8 The with Tag
• 4.3.9 The let Tag
• 4.3.10 The in Tag
• 4.3.11 The tree Tag
• 4.3.12 The Sendmail Tag
• 4.3.13 The MIME Tag and the boundary Tag
• 4.3.14 The comment Tag
• 4.3.15 The try and the except Tags
• 4.3.16 The finally Tag
• 4.3.17 The raise Tag
• 4.3.18 The return Tag
• Summary
• Chapter 5: Working with Zope Versions
• 5.1 Creating a Version
• 5.2 Joining and Leaving a Version
• 5.3 Working in a Version
• 5.3.1 Updating Objects
• 5.3.2 Saving and Discarding Changes Using the Control Panel
• 5.4 Deleting a Version
• 5.5 Working with Multiple Versions
• 5.6 An Example
• Summary
• Chapter 6: Users, Roles, and Security
• 6.1 Zope's Security Structure
• 6.1.1 User Roles
• 6.1.2 Zope Roles: Anonymous, Manager, Owner
• 6.1.3 Assigning and Creating Roles
• 6.1.4 Assigning Permissions Using Acquisition
• 6.1.5 Ownership
• 6.2 Managing Users
• 6.2.1 Creating Users
• 6.2.2 Modifying a User
• 6.2.3 Creating New Roles
• 6.3 Managing Users in DTML
• 6.3.1 Creating Users in DTML
• 6.3.2 Problems when Creating Users in DTML
• 6.3.3 Changing Users in DTML
• 6.3.4 Deleting Users in DTML
• 6.3.5 User Folder Methods
• Summary
• Chapter 7: Local Roles and Permissions
• 7.1 Local Roles
• 7.1.1 Example
• 7.2 Proxy Roles
• 7.3 Permissions
• 7.3.1 Permissions for Non-Folderish Objects
• 7.3.2 Permissions for Folderish Objects
• Summary
• Chapter 8: Some Methods for the Role.py and User.py Modules
• 8.1 Calling Methods
• 8.2 Methods for the Module Role.py
• 8.2.1 Methods for the User.py Module
• 8.3 Example: Authentication
• 8.3.1 DTML Method login_html
• 8.3.2 DTML Document index_html
• 8.3.3 The two views of index_html
• 8.3.4 Assigning Permissions for login_html
• Summary
• Chapter 9: ZClasses
• 9.1 Why Use ZClasses?
• 9.1.1 Example ZClass Application: Bookstore
• 9.2 Classes and Objects
• 9.2.1 Creating a ZClass
• 9.2.2 Example: CarClass
• 9.2.3 Identification Numbers
• 9.2.4 Property Sheets
• 9.3 Creating a ZClass
• 9.3.1 Creating a Product
• 9.3.2 Adding a ZClass to the Product
• 9.3.3 The Create Constructor Objects Checkbox
• 9.3.4 Changing the ZClass Information
• 9.3.5 Base Classes and Their Views
• 9.3.6 Creating a Property Sheet and Properties
• 9.3.7 Creating a Selection or Multiple Selection Property
• 9.3.8 Establishing Views
• 9.3.9 Creating Help Topics
• 9.3.10 Editing Properties
• Summary
• Chapter 10: Working with the ZClass
• 10.1 Modifying the Constructor Methods
• 10.1.1 Modifying DTML Methods
• 10.1.2 Creating Objects with ZClasses
• 10.1.3 The Book Class Factory
• 10.2 Running the Store
• 10.3 Two Ways to Edit Your Book Objects
• 10.3.1 Working in the Books Folder with the Management Screen
• 10.3.2 Working with an Administration Interface
• 10.3.3 Admin_html DTML Methods
• 10.4 Selling Your Books
• 10.4.1 Creating index_html
• 10.4.2 Creating the DTML Methods for Ordering Books
• 10.4.3 Sending the Order
• 10.5 Ideas for Expanding Your Zope Product
• Summary
• Chapter 11: The ZCatalog
• 11.1 Creating a ZCatalog
• 11.1.1 Choosing a Vocabulary
• 11.1.2 Globbing
• 11.2 The ZCatalog Screens
• 11.2.1 Contents Screen
• 11.2.2 The Catalog Screen
• 11.2.3 The Find Objects Screen
• 11.2.4 Metadata Screen
• 11.2.5 Indexes Screen
• 11.2.6 Advanced Screen
• 11.3 Z Search Interface
• 11.3.1 The Search Page
• 11.3.2 The Results Page
• 11.4 ZCatalog Queries
• 11.4.1 Querying ZCatalogs from a Form
• 11.4.1 Querying ZCatalogs from a Form
• 11.4.2 Catalog Brains
• 11.4.3 Querying ZCatalogs Directly
• 11.5 The Vocabulary
• 11.5.1 The Vocabulary Screen
• 11.5.2 Searching the Vocabulary
• 11.5.3 Expanding the Vocabulary: The insert() and manage_insert() Methods
• 11.5.4 ZCatalog with Special Characters
• Summary
• Chapter 12: Zope and MySQL
• 12.1 ZODB or External Database?
• 12.2 RDMBS
• 12.3 The MySQL Database
• 12.3.1 Starting MySQL Monitor
• 12.3.2 Creating a Database with MySQL Monitor
• 12.3.3 Creating the User Data Table with MySQL Monitor
• 12.3.4 Installing the Database Adapter ZMySQLDA
• 12.3.5 Establishing a Z MySQL Connection in Zope
• 12.3.6 Testing SQL Queries to Your Database
• 12.4 Filling Tables with User Data Using Zope
• 12.4.1 The userAddForm_html Method
• 12.4.2 The userAdd_html Method
• 12.4.3 The userInsert_sql Method
• 12.4.4 Testing Your SQL Methods
• 12.5 Querying the Database Using Zope
• 12.5.1 Creating SQL Methods for Searching
• 12.5.2 The sqltest Tag
• 12.5.3 The sqlvar Tag
• 12.6 Creating a Search Interface
• 12.6.1 Creating an Input Screen for the Search
• Summary
• Chapter 13: Programming Zope: Python in a Jiffy
• 13.1 Data Types
• 13.1.1 Numeric Types
• 13.1.2 Sequential Types
• 13.1.3 None
• 13.2 Operators
• 13.3 Variables and Assignments
• 13.4 Indention
• 13.5 Classes and Methods
• 13.5.1 Example: Creating a Class
• Summary
• Chapter 14: Scripting Zope with Python
• 14.1 Zope Python Scripts
• 14.1.1 Creating Python Scripts
• 14.1.2 Edit Management Screen
• 14.1.3 Bindings Management Screen
• 14.1.4 Test Management Screen
• 14.1.5 Importing Modules into Python Scripts
• 14.1.6 Calling Python Scripts from DTML
• 14.1.7 Example: Creating a Zope Python Script
• 14.1.8 Using the Script from DTML
• 14.2 External Methods
• 14.2.1 Creating External Methods
• 14.2.2 Accessing Python Methods with DTML
• 14.2.3 Example: Creating an External Method
• 14.2.4 Creating an External Method Object in Zope
• 14.2.5 Summary of Creating External Methods
• 14.3 Using External Methods to Change Roles and Permissions
• 14.3.1 Changing Permissions for Multiple Roles
• 14.3.2 permission_settings()
• 14.3.3 The Permission Method Step-by-Step
• 14.3.4 Using the permissions.py Method
• 14.3.5 The createUser() Method
• Summary
• Chapter 15: Zope Products
• 15.1 A Tool for Creating Objects
• 15.2 Constructing a Product
• 15.2.1 Bootstrapping the Product
• 15.2.2 Necessary Components
• 15.2.2 User Structure
• 15.2.3 Roles/Permissions Structure
• 15.3 Product Construction at a Glance
• 15.3.1 Major Components
• 15.3.2 Support Files
• 15.3.3 Putting It All Together
• 15.4 Creating the Website Product
• 15.4.1 Create the Product Directory
• 15.4.2 The Main Module: Website.py
• 15.4.3 Defining the Constructor Form
• 15.4.4 The Constructor Method of the Main Module
• 15.4.5 Writing The __init__.py File
• Summary
• Chapter 16: Debugging
• 16.1 Errors When Starting the Zope Server
• 16.2 Python and DTML Errors
• 16.2.1 Binary Searching
• 16.2.2 Defensive Coding
• 16.2.3 Intermittent Errors
• 16.2.4 Standard Python Error Messages
  
• 16.2.5 DTML Error Messages
• 16.2.6 Debug Mode
• 16.3 Errors Specific to Zope
• 16.3.1 Zope Error Messages
• Summary
• Chapter 17: External Data Access
• 17.1 FTP
• 17.1.1 Using Graphical FTP Clients
• 17.2 WebDAV
• 17.2.1 WebDAV for Linux and Unix
• 17.3 XML-RPC
• Summary
• Appendix A: DTML and Built-in Attributes
• A.1 The var Tag
• A.1.1 Special Formats
• A.2 The Namespace Variable
• A.2.1 Modules
• A.2.2 Client-Server Communication
• Appendix B: The REQUEST Object
• REQUEST
• Appendix C: Source Code for the Website Product
• C.1 Source Text for __init__.py for the Website Product
• C.2 Source Text for Website.py for the Website Product
• C.2.1 addWebsiteForm.dtml
• C.3 The DTML Methods for the Website Product
• C.3.1 WebsiteUsers_list.dtml
• C.3.2 edit_WebsiteUser.dtml
• C.3.3 index_html.dtml
• C.3.4 login_html.dtml
• C.3.5 new_WebsiteUser.dtml
• C.3.6 products_html.dtml
• C.3.7 standard_html_footer.dtml
• C.3.8 standard_html_header.dtml
• C.3.9 about_us_html.dtml
• Appendix D: Some ZCatalog Module Methods
• Appendix E: Glossary