book

Rails Cookbook

Name: Rails Cookbook
Author: Rob Orsini
ISBN: 9780596527310

by Rob Orsini

January 2007

Intermediate to advanced

544 pages

12h 41m

English

O'Reilly Media, Inc.

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A Note Regarding Supplemental Files
Foreword
Preface
Who This Book Is ForOther ResourcesConventions Used in This BookUsing Code ExamplesSafari® EnabledComments and QuestionsAcknowledgments
1. Getting Started
IntroductionJoining the Rails CommunityFinding DocumentationInstalling MySQLInstalling PostgreSQLInstalling RailsFixing Ruby and Installing Rails on OS X 10.4 TigerRunning Rails in OS X with LocomotiveRunning Rails in Windows with Instant RailsUpdating Rails with RubyGemsGetting Your Rails Project into Subversion
2. Rails Development
IntroductionCreating a Rails ProjectJump-Starting Development with ScaffoldingSpeeding Up Rails Development with MongrelEnhancing Windows Development with CygwinUnderstanding Pluralization Patterns in RailsDeveloping Rails in OS X with TextMateCross-Platform Developing with RadRailsInstalling and Running Edge RailsSetting Up Passwordless Authentication with SSHGenerating RDoc for Your Rails ApplicationCreating Full-Featured CRUD Applications with Streamlined
3. Active Record
IntroductionSetting Up a Relational Database to Use with RailsProgrammatically Defining Database SchemaDeveloping Your Database with MigrationsModeling a Database with Active RecordInspecting Model Relationships from the Rails ConsoleAccessing Your Data via Active RecordRetrieving Records with findIterating Over an Active Record Result SetRetrieving Data Efficiently with Eager LoadingUpdating an Active Record ObjectEnforcing Data Integrity with Active Record ValidationsExecuting Custom Queries with find_by_sqlProtecting Against Race Conditions with TransactionsAdding Sort Capabilities to a Model with acts_as_listPerforming a Task Whenever a Model Object Is CreatedModeling a Threaded Forum with acts_as_nested_setCreating a Directory of Nested Topics with acts_as_treeAvoiding Race Conditions with Optimistic LockingHandling Tables with Legacy Naming ConventionsAutomating Record TimestampingFactoring Out Common Relationships with Polymorphic AssociationsMixing Join Models and Polymorphism for Flexible Data Modeling
4. Action Controller
IntroductionAccessing Form Data from a ControllerChanging an Application’s Default PageClarifying Your Code with Named RoutesConfiguring Customized Routing BehaviorDisplaying Alert Messages with FlashExtending the Life of a Flash MessageFollowing Actions with RedirectsGenerating URLs DynamicallyInspecting Requests with FiltersLogging with FiltersRendering ActionsRestricting Access to Controller MethodsSending Files or Data Streams to the BrowserStoring Session Information in a DatabaseTracking Information with SessionsUsing Filters for Authentication
5. Action View
IntroductionSimplifying Templates with View HelpersDisplaying Large Datasets with PaginationCreating a Sticky Select ListEditing Many-to-Many Relationships with Multiselect ListsFactoring Out Common Display Code with LayoutsDefining a Default Application LayoutGenerating XML with Builder TemplatesGenerating RSS Feeds from Active Record DataReusing Page Elements with PartialsProcessing Dynamically Created Input FieldsCustomizing the Behavior of Standard HelpersCreating a Web Form with Form HelpersFormatting Dates, Times, and CurrenciesPersonalizing User Profiles with GravatarsAvoiding Harmful Code in Views with Liquid TemplatesGlobalizing Your Rails Application
6. RESTful Development
IntroductionCreating Nested ResourcesSupporting Alternative Data Formats by MIME TypeModeling Relationships RESTfully with Join ModelsMoving Beyond Simple CRUD with RESTful ResourcesConsuming Complex Nested REST ResourcesDeveloping Your Rails Applications RESTfully
7. Rails Application Testing
IntroductionCentralizing the Creation of Objects Common to Test CasesCreating Fixtures for Many-to-Many AssociationsImporting Test Data with CSV FixturesIncluding Dynamic Data in Fixtures with ERbInitializing a Test DatabaseInteractively Testing Controllers from the Rails ConsoleInterpreting the Output of Test::UnitLoading Test Data with YAML FixturesMonitoring Test Coverage with rake statsRunning Tests with RakeSpeeding Up Tests with Transactional FixturesTesting Across Controllers with Integration TestsTesting Controllers with Functional TestsExamining the Contents of CookieTesting Custom and Named RoutesTesting HTTP Requests with Response-Related AssertionsTesting a Model with Unit TestsUnit Testing Model ValidationsVerifying DOM Structure with Tag-Related AssertionsWriting Custom AssertionsTesting File UploadModifying the Default Behavior of a Class for Testing by Using MocksImproving Feedback by Running Tests ContinuouslyAnalyzing Code Coverage with Rcov

8. JavaScript and Ajax
IntroductionAdding DOM Elements to a PageCreating a Custom Report with Drag and DropDynamically Adding Items to a Select ListMonitoring the Content Length of a TextareaUpdating Page Elements with RJS TemplatesInserting JavaScript into TemplatesLetting a User Reorder a ListAutocompleting a Text FieldSearching for and Highlighting Text DynamicallyEnhancing the User Interface with Visual EffectsImplementing a Live SearchEditing Fields in PlaceCreating an Ajax Progress Indicator
9. Action Mailer
IntroductionConfiguring Rails to Send EmailCreating a Custom Mailer Class with the Mailer GeneratorFormatting Email Messages Using TemplatesAttaching Files to Email MessagesSending Email from a Rails ApplicationReceiving Email with Action Mailer
10. Debugging Rails Applications
IntroductionExploring Rails from the ConsoleFixing Bugs at the Source with Ruby -cwDebugging Your Application in Real Time with the breakpointerLogging with the Built-in Rails Logger ClassWriting Debugging Information to a FileEmailing Application ExceptionsOutputting Environment Information in ViewsDisplaying Object Contents with ExceptionsFiltering Development Logs in Real TimeDebugging HTTP Communication with Firefox ExtensionsDebugging Your JavaScript in Real Time with the JavaScript ShellDebugging Your Code Interactively with ruby-debug
11. Security
IntroductionHardening Your Systems with Strong PasswordsProtecting Queries from SQL InjectionGuarding Against Cross-Site Scripting AttacksRestricting Access to Public Methods or ActionsSecuring Your Server by Closing Unnecessary Ports
12. Performance
IntroductionMeasuring Web Server Performance with HttperfBenchmarking Portions of Your Application CodeImproving Performance by Caching Static PagesExpiring Cached PagesMixing Static and Dynamic Content with Fragment CachingFiltering Cached Pages with Action CachingSpeeding Up Data Access Times with memcachedIncreasing Performance by Caching Post-Processed Content
13. Hosting and Deployment
IntroductionHosting Rails Using Apache 1.3 and mod_fastcgiManaging Multiple Mongrel Processes with mongrel_clusterHosting Rails with Apache 2.2, mod_proxy_balancer, and MongrelDeploying Rails with Pound in Front of Mongrel, Lighttpd, and ApacheCustomizing Pound’s Logging with cronologConfiguring Pound with SSL SupportSimple Load Balancing with PenDeploying Your Rails Project with CapistranoDeploying Your Application to Multiple Environments with CapistranoDeploying with Capistrano When You Can’t Access SubversionDeploying with Capistrano and mongrel_clusterDisabling Your Web Site During MaintenanceWriting Custom Capistrano TasksCleaning Up Residual Session Records
14. Extending Rails with Plug-ins
IntroductionFinding Third-Party Plug-insInstalling Plug-insManipulating Record Versions with acts_as_versionedBuilding Authentication with acts_as_authenticatedSimplifying Folksonomy with the acts_as_taggableExtending Active Record with acts_asAdding View Helpers to Rails as Plug-insUploading Files with file_columnUploading Files with acts_as_attachmentDisabling Records Instead of Deleting Them with acts_as_paranoidAdding More Elaborate Authentication Using the Login Engine
15. Graphics
IntroductionInstalling RMagick for Image ProcessingUploading Images to a DatabaseServing Images Directly from a DatabaseCreating Resized Thumbnails with RMagickGenerating PDF DocumentsVisually Displaying Data with GruffCreating Small, Informative Graphs with Sparklines
A. Migrating to Rails 1.2
Action ControllerActive RecordAction View
Index
About the Author
Colophon
Copyright

Overview

Rails Cookbook is packed with the solutions you need to be aproficient developer with Rails, the leading framework for buildingthe new generation of Web 2.0 applications. Recipes range from thebasics, like installing Rails and setting up your developmentenvironment, to the latest techniques, such as developing RESTfulweb services.With applications that are code light, feature-full and built toscale quickly, Rails has revolutionized web development. TheRails Cookbook addresses scores of real-world challenges; eachone includes a tested solution, plus a discussion of how and why itworks, so that you can adapt the techniques to similar situations.Topics include:

Modeling data with the ActiveRecord library

Setting up views with ActionView and RHTML templates

Building your application's logic into ActionController

Testing and debugging your Rails application

Building responsive web applications using JavaScript andAjax

Ensuring that your application is security and performswell

Deploying your application with Mongrel and Apache

Using Capistrano to automate deployment

Using the many Rails plugins

Working with graphics

Whether you're new to Rails or an experienced developer, you'lldiscover ways to test, debug and secure your applications,incorporate Ajax, use caching to improve performance, and put yourapplication into production. Want to get ahead of the Web 2.0curve? This valuable cookbook will save you hundreds of hours whendeveloping applications with Rails.

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