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Django 1.0 Template Development. A practical guide to Django template development with custom tags, filters, multiple templates, caching, and more

Scott Newman, Jacob Kaplan-Moss

Ebook

Django 1.0 Template Development
- Table of Contents
- Django 1.0 Template Development
- Credits
- About the Author
- About the Reviewers
- Preface
  - What this book covers
  - What you need for this book
  - Who this book is for
  - Conventions
  - Reader feedback
  - Customer support
    - Downloading the example code for the book
    - Errata
    - Piracy
    - Questions
- 1. An Introduction to the Django Template System
  - What are templates?
    - Understanding the need for templates
  - Overview of the Django template system
    - Separating code from presentation
    - Helping designers and developers collaborate
    - Increasing maintainability
    - Template syntax
    - Modularity and reusability
    - Flexibility
    - Limitations
    - Critics of the system
  - Exploring how Django handles requests
  - Understanding the template system syntax
    - Context variable
    - Variables
    - Filters
    - Tags
    - Comments
    - Code note: Python dictionaries
    - How invalid variables are handled
  - Creating our demo application
    - Starting our application
    - Adding templates to our application
      - Adding variables to the view
      - Moving the logic into a separate template file
      - Using template filters
      - Using template tags to perform logical tests
      - Adding comments
  - Summary
- 2. Views, URLs, and Generic Views
  - An overview
  - Creating the application
    - Create the data model
    - Create the admin file
    - Configure the URLs
    - Add data in the admin application
  - Mapping URLs to views
    - Handling unmatched URL patterns
    - Splitting up the URL configurations
  - Creating views
    - Accepting the request object
    - Responding with an HTTP response
    - Responding with an exception
  - Putting the views together
    - Building the basic view
    - Cleaning up the error handling
    - Adding the template files
    - Adding the template to the view
    - Creating the list view and template
      - Using generic views to shorten development time
    - Simple generic views
      - Loading a template directly
      - Redirecting URLs
    - List/detail generic views
      - Replacing the list view
      - Replacing the detail view
    - Using the other generic views
  - Comparing views and generic views
  - Summary
- 3. Template Context
  - The context explained
    - Practicing working with the context
    - Using locals for prototyping
    - Adding, changing, and removing items in the context
  - Using the context values in your templates
    - - Preventing method execution from templates
    - Handling invalid context variables
    - Cleaning up the view
  - Context rendering shortcuts
    - Using render_to_response()
    - Using render_to_string()
  - Context processors
    - Exploring the default context processors
      - Auth
      - Debug
      - Media
    - il8n
    - Configuring your project to use context processors
    - Configuring your views to use context processors
    - Using render_to_response with RequestContext
    - Using the context processors in our project
    - Writing your own context processor
  - Summary
- 4. Using the Built-In Tags and Filters
  - Built-in filter reference
    - add
    - addslashes
    - capfirst
    - center
    - cut
    - date
    - default
    - default_if_none
    - dictsort
    - dictsortreversed
    - divisibleby
    - escape
    - escapejs
    - filesizeformat
    - first
    - fix_ampersands
    - floatformat
    - force_escape
    - get_digit
    - iriencode
    - join
    - last
    - length
    - length_is
    - linebreaks
    - linebreaksbr
    - linenumbers
    - ljust
    - lower
    - make_list
    - phone2numeric
    - pluralize
    - pprint
    - random
    - removetags
    - rjust
    - safe
    - slice
    - slugify
    - stringformat
    - striptags
    - time
    - timesince
    - timeuntil
    - title
    - truncatewords
    - truncatewords_html
    - unordered_list
    - upper
    - urlencode
    - urlize
    - urlizetrunc
    - wordcount
    - wordwrap
    - yesno
  - Built-in tag reference
    - autoescape
    - block
    - comment
    - cycle
    - debug
    - extends
    - filter
    - firstof
    - for
      - forloop
    - if
    - ifchanged
    - ifequal
    - ifnotequal
    - include
    - load
    - now
    - regroup
    - spaceless
    - ssi
    - templatetag
    - url
    - widthratio
    - with
  - Summary
- 5. Loading and Inheriting Templates
  - Configuring the template system
  - Finding a home for the template files
  - Working with the template loaders
    - Loading templates manually
    - Choosing a template loader
    - Using the filesystem loader
    - Using the application directories loader
    - About the eggs template loader
    - Using the loaders together
    - Loading your template files
  - Setting up the error handling templates
    - Creating the error templates
    - Testing the error templates
  - Breaking templates into reusable pieces
  - Extending templates with inheritance
    - Using the block tag
    - Extending templates
    - Adding inheritance to the press application
    - Using multiple block tags
    - Adding template inheritance to our press release list
  - Inheriting from multiple child templates
  - Appending to blocks
  - Template strategy
    - Creating content placeholders
      - Extra JS
      - Extra style
      - Extra head content
      - Extra body tag attributes
  - Using include files
    - Using include
      - Using SSI
  - Summary
- 6. Serving Multiple Templates
  - Considering the different approaches
    - Serving mobile devices
    - Adapting content
  - Setting up our example
  - Serving printable pages
  - Creating site themes
    - Testing the template overrides
  - Serving different templates by domain name
    - Serving different sites with the development web server
  - Redirecting users to the mobile site (optional)
    - Detecting mobile devices
    - Writing the middleware
    - Checking only once
    - Installing the middleware
  - Summary
- 7. Custom Tags and Filters
  - Examining the built-in tags and filters
    - Template filters
    - Template tags
  - Writing your own template filters
    - Setting up a test application
    - Creating a home for our filter library
    - Template filter syntax
    - Loading template libraries
    - U.S. currency filter
    - Replace profanities filter
    - Filters that expect strings
    - In-list filter
  - Writing your own template tags
    - Creating another sample application
    - Adding the template library
    - Template tag syntax
    - A simple tag example
    - The compilation function
    - The template node subclass
    - Registering our custom tag
    - All work and no play tag
    - Passing a template variable to a tag
    - Modifying the context through a tag
  - Summary
- 8. Pagination
  - An Overview
  - Verifying our application setup
    - Verifying the application
    - Verifying the configuration
    - Verifying the URL configuration
    - Verifying the model
    - Verifying the view
    - Adding test records
  - Exploring pagination using the Django shell
    - Examining database performance
    - Allowing for empty result sets
    - Preventing orphaned records
  - Using pagination in your views
    - Creating the view
    - Retrieving the current position from the URL
  - Putting navigation into the templates
  - Pagination with generic views
    - Setting up our generic list view
    - Generically calling the last page
  - Summary
- 9. Customizing the Admin Look and Feel
  - Overriding the admin templates
    - Leveraging the template loader
    - Locating the admin template files
    - Exploring the admin template files
      - Inspecting the base.html template
      - Inspecting the base_site.html template
      - Inspecting the index.html template
      - Inspecting the change_list.html template
      - Inspecting the change_form.html template
  - Customizing the admin header
    - Replacing the page title
    - Changing the header text
  - Adding a new link box to the admin
    - Overriding the admin index file
    - Creating the include file
  - Customizing the admin color scheme
    - Identifying styles to change
    - Using the extrastyle block
  - Summary
- 10. Caching Your Pages
  - An overview
    - Do you need caching?
    - How caching works
  - Exploring the available cache systems
    - Filesystem caching
    - Database caching
    - Memcached
    - Local memory caching
    - Dummy caching
  - Setting up your cache system
    - Configuring the cache backend
      - Database caching
      - Filesystem caching
      - Local memory caching
      - Dummy caching
      - Memcached
    - Adding additional backend arguments
    - Setting up for the examples
  - Caching individual views
    - Adding caching
  - Caching pieces of templates
  - Low-level caching
  - Caching your whole site
    - Preventing data from being cached
  - General caching strategies
  - Working with outside caches
  - Summary
- 11. Internationalization
  - Exploring i18n
  - Creating an example application
  - Configuring your project for i18n
  - Installing libraries for i18n translation
  - Marking strings as translatable
  - Creating message files
  - Enabling automatic language preference
    - How Django determines language preference
  - Summary
- Index

Title: Django 1.0 Template Development. A practical guide to Django template development with custom tags, filters, multiple templates, caching, and more
Author: Scott Newman, Jacob Kaplan-Moss
Original title: Django 1.0 Template Development. A practical guide to Django template development with custom tags, filters, multiple templates, caching, and more
ISBN: 9781847195715, 9781847195715
Date of issue: 2008-12-11
Format: Ebook
Item ID: e_3bne
Publisher: Packt Publishing

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