Be the first in line when the green flag for Zope 3 goes down with the help of the Zope Developer's Handbook. This collection of cookbook recipes provides easy-to-follow solutions to common problems you may face as a Zope or Python developer when beginning to implement the Zope 3 open-source application server. Utilize the book's solutions-oriented, task-based structure, as well as the supporting website for code used in each recipe, to help build your Zope components. Stay at the front of the line with the Zope Developer's Handbook.

Table of Contents:
Introduction.     Powerful Python      In the Beginning There Was…      Zope 3 Components      The Goals of This Book  I. ZOPE 3 FROM A USER’S POINT OF VIEW. 1. Installing Zope 3.     Zope 3 Installation Requirements      Installing Zope from SVN      Installing the Source Distribution      Installing the Binary Distribution of Zope        sUnpacking the Package        Building Zope        Creating a Zope Instance        Running Zope      Installing the Source Distribution in Windows Without Using make  2. The New Web-Based Zope User Interface.     Getting Comfortable with the ZMI      Help and Documentation      The Scripter’s World      The Content Space Versus the Software Space        The Content Space        The Software Space  3. Installing New Zope Packages.     Step 1: Determining the Installation Directory      Step 2: Fetching the Wiki Application from SVN      Step 3: Registering the Package      Step 4: Confirming the Installation      Step 5: Adding a Sample Wiki Instance  4. Setting Up Virtual Hosting. II. THE TEN-THOUSAND-FOOT VIEW. 5. The Zope 3 Development Process.     From Idea to Implementation        Implementing New Components        Fixing Bugs      Zope 3 Naming Rules        Directory Hierarchy Conventions        Python Naming and Formatting Conventions        ZCML Naming and Formatting Conventions        Page Template Naming and Formatting Conventions        Test Writing Conventions        The Importance of Having and Following Conventions   6. An Introduction to Interfaces.     Advanced Usages of Interfaces      Using Interfaces  7. The Component Architecture: An Introduction.     Services      Adapters      Utilities      Factories (Object Classes/Prototypes)      Presentation Components: Views, Resources, Skins, and Layers      Global Versus Local Components  8. Zope Schemas and Forms.     Schemas Versus Interfaces      The Core Schema Fields      Autogenerated Forms Using the forms Package        Text Widgets        Boolean Widgets        Single-Selection Widgets        Multiple-Selections Widgets        Miscellaneous Widgets        Using Widgets  9. Introduction to the Zope Configuration Markup Language (ZCML).     Using XML        The configure tag        The context Variable  10. Introduction to Zope’s I18n and L10n Support.     Diving into I18n and L10n      Locales      Messages and Message Catalogs      Internationalizing Message Strings        Python Code        ZPT         DTML        ZCML      Extracting Message Strings  11. Metadata and the DublinCore.     The Dublin Core      The Dublin Core Elements        Title        Creator        Subject        Description        Publisher        Contributor        Date        Type        Format        Identifier        Source        Language        Relation        Coverage        Rights      Further Readings  12. Porting Applications from Zope 2 to Zope 3.     Porting an Application by Redesign      Porting Using Compatibility Layers and Scripts  III. CONTENT COMPONENTS–THE BASICS. 13. Writing New Content Objects.     Step 1: Preparing to Write the Content Object      Step 2: Creating the Initial Design      Step 3: Writing the Interfaces      Step 4: Writing Unit Tests      Step 5: Implementing Content Components      Step 6: Running Unit Tests Against the Implementation      Step 7: Registering the Content Components      Step 8: Configuring Some Basic Views      Step 9: Registering the Message Board with Zope      Step 10: Testing the Content Component  14. Adding Views for Content Objects.     Step 1: Creating the Message Details View        Creating the Page Template        Creating the Python-Based View Class        Registering the View        Testing the View      Step 2: Specifying the Default View      Step 3: Adding the Threaded Subtree View        The Main Thread Page Template        The Thread Python View Class        The Subthread Page Template        Registering the Thread View        The Message Board Default View      Step 4: Adding Icons      Step 5: Final Testing  15. Custom Schema Fields and Form Widgets.     Step 1: Creating a Field        The Interface of the Field        Implementation of the Field        Unit Tests for the Field      Step 2: Creating a Widget        Implementation of the HTML Source Widget        Unit Tests for the Widget      Step 3: Using the HTML Field        Registering the Widget        Adjusting the IMessage Interface  16. Securing Components.     Step 1: Declaring Permissions      Step 2: Using the Permissions      Step 3: Declaring Roles      Step 4: Assigning Roles to Principals  17. Changing Size Information.     Step 1: Implementing the Adapter      Step 2: Writing and Running Unit Tests      Step 3: Registering the Adapter  18. Internationalizing Packages.     Step 1: Internationalizing Python Code      Step 2: Internationalizing Page Templates      Step 3: Internationalizing ZCML      Step 4: Creating Language Directories      Step 5: Extracting Translatable Strings      Step 6: Translating Message Strings      Step 7: Compiling and Registering Message Catalogs      Step 8: Trying the Translations      Step 9: Updating Translations on-the-Fly  IV. CONTENT COMPONENTS–ADVANCED TECHNIQUES. 19. Events and Subscribers.     Step 1: Developing the Mail Subscription Interface      Step 2: Implementing the Mail Subscription Adapter      Step 3: Testing the Adapter      Step 4: Providing a View for the Mail Subscription      Step 5: Writing an Event Subscriber      Step 6: Testing the Message Mailer      Step 7: Using the New Mail Subscription System      The Theory Behind Events  20. Approval Workflow for Messages.     Step 1: Making a Message Workflow-Aware      Step 2: Creating a Workflow and Its Supporting Components via a Browser      Step 3: Assigning a Workflow      Step 4: Testing the Workflow      Step 5: Creating a Review Messages View for Message Boards      Step 6: Adjusting a Message Thread      Step 7: Automating the Creation of Workflow and Friends      The Theory Behind Workflows  21. Providing Online Help Screens.     Creating Help Files      Registering the Online Help Topics  22. Object-to-Filesystem Mapping, Using FTP as an Example.     Step 1: IPlainText Adapters        The IPlainText Interface        The Plain-Text Adapter Implementation        The Configuration of the Adapters      Step 2: The Virtual Contents File Adapter        The Virtual Contents File Interface        The Implementation        The Tests for the VirtualContentsFile Class        The Configuration of the VirtualContentsFile Class      Step 3: The IReadDirectory Implementation        The Directory Implementation        The Directory Tests        The Directory Configuration      Step 4: Putting the Icing on the Cake: A Special Directory Factory  23. Availability of Content via XML-RPC.     Step 1: Creating Methods: XML-RPC Presentation Components      Step 2: Testing the XML-RPC Views      Step 3: Configuring the New Views      Step 4: Testing XML-RPC Features in Action  24. Developing New Skins.     Step 1: Preparing for a New Skin      Step 2: Creating a New Skin      Step 3: Customizing the Base Templates      Step 4: Adding a Message Board Intro Screen      Step 5: Viewing a List of All Message Board Posts      Step 6: Adding a Post to the Message Board      Step 7: Reviewing Pending Messages      Step 8: Viewing Message Details      Step 9: Replying to Messages  V. OTHER COMPONENTS. 25.Buildingand Storing Annotations.     Implementing an Alternative Annotations Mechanism      Step 1: Developing the Interfaces      Step 2: Implementing the KeeperAnnotations Adapter      Step 3: Writing and Performing Unit Tests      Step 4: Configuring the KeeperAnnotations Component      Step 5: Writing Functional Tests and Configuration  26. New Principal-Source Plug-ins.     Step 1: Defining the Interface      Step 2: Writing the Tests      Step 3: Implementing the Plug-in      Step 4: Registering the Principal Source and Creating Basic Views      Step 5: Taking the Plug-in for a Test Run  27. Principal Annotations.     Step 1: Creating the Principal Information Interface      Step 2: Creating the Information Adapter      Step 3: Registering the Components      Step 4: Testing the Adapter      Step 5: Playing with the New Feature  28. Creating New Browser Resources.     Creating a Resource File        Image Resources        The DirectoryResource Object  29. Registries with Global Utilities.     Step 1: Defining the Interfaces      Step 2: Implementing the Utility      Step 3: Writing Tests      Step 4: Providing a User-Friendly UI      Step 5: Implementing ZCML Directives        Declaring the Directive Schemas        Implementing ZCML Directive Handlers        Writing the Meta-ZCML Directives        Testing the Directives      Step 6: Setting Up Some Smiley Themes      Step 7: Integrating Smiley Themes into the Message Board        The Smiley Theme Selection Adapter        Using the Smiley Theme  30. Local Utilities.     Step 1: Defining the Interfaces      Step 2: Implementing a Smiley      Step 3: Registering the Themes      Step 4: Providing Views      Step 5: Working with the Local Smiley Theme      Step 6: Writing Tests  31. Vocabularies and Related Fields/Widgets.     Step 1: The Vocabulary and Its Terms      Step 2: Testing the Vocabulary      Step 3: The Default Item Folder  32. Exception Views.     Step 1: Creating an Exception      Step 2: Providing an Exception View      Step 3: Testing the Exception View  VI. ADVANCED TOPICS. 33. Writing New ZCML Directives.     Step 1: Developing the Directive Schema      Step 2: Implementing the Directive Handler      Step 3: Writing the meta Configuration      Step 4: Testing the Directive  34. Implementing TALES Namespaces.     Step 1: Defining the Namespace Interface      Step 2: Implementing the Namespace      Step 3: Testing the Namespace      Step 4: Wiring the format Namespace into Zope 3      Step 5: Trying the format Namespace  35. Changing Traversal Behavior.     Step 1: Creating a Non-Case-Sensitive Folder      Step 2: Creating the Traverser      Step 3: Creating and Running Unit Tests      Step 4: Creating and Running Functional Tests  36. Registering New WebDAV Namespaces.     Step 1: Creating the Namespace Schema      Step 2: Implementing the IPhoto to IImage Adapter      Step 3: Unit-Testing and Configuring the Adapter      Step 4: Registering the WebDAV Schema      Step 5: Creating and Running Functional Tests  37. Using TALES Outside Page Templates.     The TALES Filesystem Runner      Trying Out the New TALES Runner  38. Developing New TALES Expressions.     An Overview of TALES Expressions      Step 1: Implementing the SQL Expression      Step 2: Preparing and Implementing the Tests      Step 3: Trying Your New Expression in Zope  39. The Life of a Request.     What Is a Request?      Finding the Origin of a Request      The Request and the Publisher  VII. WRITING TESTS.     Part 40: Writing Basic Unit Tests      Part 41: Doc Tests: Example-Driven Unit Tests      Part 42: Writing Functional Tests      Part 43: Creating Functional Doc Tests      Part 44: Writing Tests Against Interfaces  40. Writing Basic Unit Tests.     Implementing the Sample Class      Writing Unit Tests      Running the Tests  41. Doc Tests: Example-Driven Unit Tests.     Integrating a Doc Test      Doc Tests in a File      Shortcomings of Doc Tests  42. Writing Functional Tests.     The Browser Test Case      Testing ZPT Page Views      Running Functional Tests  43. Creating Functional Doc Tests.     Setting Up the Zope 3 Environment      Setting Up TCPWatch      Recording a Session      Creating and Running the Test  44. Writing Tests Against Interfaces.     The ISample Interface      The ISample Interface Tests      Implementations of the ISample Interface      Writing Tests for the Implementations      Running the Tests  Appendix A. Attribution-NonCommercial-NoDerivs License 2.0. Appendix B. Zope Public License (ZPL) Version 2.1.     Disclaimer  Index.