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author | Vijay Dev <vijaydev.cse@gmail.com> | 2011-08-06 23:53:53 +0530 |
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committer | Xavier Noria <fxn@hashref.com> | 2011-08-13 16:22:32 -0700 |
commit | dbf22560c627c9b639d201887c137e822e4464be (patch) | |
tree | 8f6a82d99ba8a1996518bfed3c8556189471eeed /railties/guides | |
parent | 8320fbb3b01be05d133de445ecf0bbc172225dc5 (diff) | |
download | rails-dbf22560c627c9b639d201887c137e822e4464be.tar.gz rails-dbf22560c627c9b639d201887c137e822e4464be.tar.bz2 rails-dbf22560c627c9b639d201887c137e822e4464be.zip |
3.1 release notes: organize action_pack notes
Diffstat (limited to 'railties/guides')
-rw-r--r-- | railties/guides/source/3_1_release_notes.textile | 86 |
1 files changed, 43 insertions, 43 deletions
diff --git a/railties/guides/source/3_1_release_notes.textile b/railties/guides/source/3_1_release_notes.textile index b1eaca1ef9..eb4f775ff0 100644 --- a/railties/guides/source/3_1_release_notes.textile +++ b/railties/guides/source/3_1_release_notes.textile @@ -21,8 +21,6 @@ Rails 3.1 requires Ruby 1.8.7 or higher. Support for all of the previous Ruby ve TIP: Note that Ruby 1.8.7 p248 and p249 have marshaling bugs that crash Rails. Ruby Enterprise Edition have these fixed since release 1.8.7-2010.02 though. On the 1.9 front, Ruby 1.9.1 is not usable because it outright segfaults, so if you want to use 1.9.x jump on 1.9.2 for smooth sailing. -TODO. What else? - h3. Creating a Rails 3.1 application <shell> @@ -68,7 +66,7 @@ h4. Default JS library is now jQuery jQuery is the default JavaScript library that ships with Rails 3.1. But if you use Prototype, it's simple to switch. <shell> -$ ruby /path/to/rails/bin/rails new myapp -j prototype --dev +$ rails new myapp -j prototype </shell> h4. Identity Map @@ -103,41 +101,25 @@ h3. Railties * Added <tt>Rack::Cache</tt> to the default middleware stack. -* TODO Engine related changes +* Engines received a major update - You can mount them at any path, enable assets, run generators etc. h3. Action Pack -h4. Abstract Controller - h4. Action Controller -* Added streaming support, you can enable it with: - -<ruby> -class PostsController < ActionController::Base - stream :only => :index -end -</ruby> - -Please read the docs at "<tt>ActionController::Streaming</tt>":http://edgeapi.rubyonrails.org/classes/ActionController/Streaming.html for more information. - -* Added <tt>ActionController::ParamsWrapper</tt> to wrap parameters into a nested hash, and will be turned on for JSON request in new applications by default. This can be customized by setting <tt>ActionController::Base.wrap_parameters</tt> in <tt>config/initializer/wrap_parameters.rb</tt>. - -h4. Action Dispatch - -* Added <tt>ActionDispatch::Request.ignore_accept_header</tt> to ignore accept headers. +* A warning is given out if the CSRF token authenticity cannot be verified. -h4. Action View +* Specify +force_ssl+ in a controller to force the browser to transfer data via HTTPS protocol on that particular controller. To limit to specific actions, :only or :except can be used. -* Created <tt>ActionView::Renderer</tt> and specified an API for <tt>ActionView::Context</tt>. +* Sensitive query string parameters specified in <tt>config.filter_parameters</tt> will now be filtered out from the request paths in the log. -TODO +* URL parameters which return nil for +to_param+ are now removed from the query string. -* A warning is given out if the CSRF token authenticity cannot be verified. +* Added <tt>ActionController::ParamsWrapper</tt> to wrap parameters into a nested hash, and will be turned on for JSON request in new applications by default. This can be customized by setting <tt>ActionController::Base.wrap_parameters</tt> in <tt>config/initializer/wrap_parameters.rb</tt>. -* Allows AM/PM format in datetime selectors. +* Added <tt>config.action_controller.include_all_helpers</tt>. By default <tt>helper :all</tt> is done in <tt>ActionController::Base</tt>, which includes all the helpers by default. Setting +include_all_helpers+ to false will result in including only application_helper and the helper corresponding to controller (like foo_helper for foo_controller). -* auto_link has been removed from Rails and extracted into the "rails_autolink gem":https://github.com/tenderlove/rails_autolink +* +url_for+ and named url helpers now accept +:subdomain+ and +:domain+ as options. * Added Base.http_basic_authenticate_with to do simple http basic authentication with a single class method call. @@ -180,31 +162,43 @@ class PostsController < ApplicationController end </ruby> -* Specify +force_ssl+ in a controller to force the browser to transfer data via HTTPS protocol on that particular controller. To limit to specific actions, :only or :except can be used. +* Added streaming support, you can enable it with: -* Allows <tt>FormHelper#form_for</tt> to specify the :method as a direct option instead of through the :html hash. <tt>form_for(@post, remote: true, method: :delete)</tt> instead of <tt>form_for(@post, remote: true, html: { method: :delete })</tt> +<ruby> +class PostsController < ActionController::Base + stream :only => :index +end +</ruby> -* Provided JavaScriptHelper#j() as an alias for JavaScriptHelper#escape_javascript(). This supersedes the Object#j() method that the JSON gem adds within templates using the JavaScriptHelper. +Please read the docs at "<tt>ActionController::Streaming</tt>":http://edgeapi.rubyonrails.org/classes/ActionController/Streaming.html for more information. -* Sensitive query string parameters specified in <tt>config.filter_parameters</tt> will now be filtered out from the request paths in the log. +* The redirect route method now also accepts a hash of options which will only change the parts of the url in question, or an object which responds to call, allowing for redirects to be reused. -* URL parameters which return nil for +to_param+ are now removed from the query string. +h4. Action Dispatch * <tt>ActionDispatch::MiddlewareStack</tt> now uses composition over inheritance and is no longer an array. -* Added an :authenticity_token option to +form_tag+ for custom handling or to omit the token by passing <tt>:authenticity_token => false</tt>. +* Added <tt>ActionDispatch::Request.ignore_accept_header</tt> to ignore accept headers. -* Added HTML5 button_tag helper. +* Added <tt>Rack::Cache</tt> to the default stack. + +* Moved etag responsibility from <tt>ActionDispatch::Response</tt> to the middleware stack. + +* Rely on <tt>Rack::Session</tt> stores API for more compatibility across the Ruby world. This is backwards incompatible since <tt>Rack::Session</tt> expects #get_session to accept four arguments and requires #destroy_session instead of simply #destroy. * Template lookup now searches further up in the inheritance chain. -* <tt>config.action_view.cache_template_loading</tt> is brought back which allows to decide whether templates should be cached or not. TODO from which version? +h4. Action View -* url_for and named url helpers now accept :subdomain and :domain as options. +* Added an :authenticity_token option to +form_tag+ for custom handling or to omit the token by passing <tt>:authenticity_token => false</tt>. -* The redirect route method now also accepts a hash of options which will only change the parts of the url in question, or an object which responds to call, allowing for redirects to be reused. +* Created <tt>ActionView::Renderer</tt> and specified an API for <tt>ActionView::Context</tt>. -* Added <tt>config.action_controller.include_all_helpers</tt>. By default <tt>helper :all</tt> is done in <tt>ActionController::Base</tt>, which includes all the helpers by default. Setting +include_all_helpers+ to false will result in including only application_helper and the helper corresponding to controller (like foo_helper for foo_controller). +* In place SafeBuffer mutation is prohibited in Rails 3.1. + +* Added HTML5 button_tag helper. + +* +file_field+ automatically adds <tt>:multipart => true</tt> to the enclosing form. * Added a convenience idiom to generate HTML5 data-* attributes in tag helpers from a :data hash of options: @@ -215,19 +209,23 @@ tag("div", :data => {:name => 'Stephen', :city_state => %w(Chicago IL)}) Keys are dasherized. Values are JSON-encoded, except for strings and symbols. +* +csrf_meta_tag+ is renamed to +csrf_meta_tags+ and aliases csrf_meta_tag for backwards compatibility. + * The old template handler API is deprecated and the new API simply requires a template handler to respond to call. * rhtml and rxml are finally removed as template handlers. -* Moved etag responsibility from <tt>ActionDispatch::Response</tt> to the middleware stack. +* <tt>config.action_view.cache_template_loading</tt> is brought back which allows to decide whether templates should be cached or not. -* Rely on <tt>Rack::Session</tt> stores API for more compatibility across the Ruby world. This is backwards incompatible since <tt>Rack::Session</tt> expects #get_session to accept four arguments and requires #destroy_session instead of simply #destroy. +* The submit form helper does not generate an id "object_name_id" anymore. -* file_field automatically adds :multipart => true to the enclosing form. +* Allows <tt>FormHelper#form_for</tt> to specify the :method as a direct option instead of through the :html hash. <tt>form_for(@post, remote: true, method: :delete)</tt> instead of <tt>form_for(@post, remote: true, html: { method: :delete })</tt> -* +csrf_meta_tag+ is renamed to +csrf_meta_tags+ and aliases csrf_meta_tag for backwards compatibility. +* Provided JavaScriptHelper#j() as an alias for JavaScriptHelper#escape_javascript(). This supersedes the Object#j() method that the JSON gem adds within templates using the JavaScriptHelper. -* Added <tt>Rack::Cache</tt> to the default stack. +* Allows AM/PM format in datetime selectors. + +* auto_link has been removed from Rails and extracted into the "rails_autolink gem":https://github.com/tenderlove/rails_autolink h3. Active Record @@ -380,6 +378,8 @@ h3. Active Model * <tt>ActiveModel::AttributeMethods</tt> allows attributes to be defined on demand. +* Added support for selectively enabling and disabling observers. + h3. Active Resource * The default format has been changed to JSON for all requests. If you want to continue to use XML you will need to set <tt>self.format = :xml</tt> in the class. For example, |