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Merb::Rack::Console

Public Instance Methods

close_sandbox!() click to toggle source

Ends a sandboxed session (delegates to any Merb::Orms::* modules).

An ORM should implement Merb::Orms::MyOrm#close_sandbox! to support this. Usually this involves rolling back a transaction. :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 155
155:       def close_sandbox!
156:         orm_modules.each { |orm| orm.close_sandbox! if orm.respond_to?(:close_sandbox!) }
157:         puts "Modifications have been rolled back"
158:       end
open_sandbox!() click to toggle source

Starts a sandboxed session (delegates to any Merb::Orms::* modules).

An ORM should implement Merb::Orms::MyOrm#open_sandbox! to support this. Usually this involves starting a transaction. :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 144
144:       def open_sandbox!
145:         puts "Loading #{Merb.environment} environment in sandbox (Merb #{Merb::VERSION})"
146:         puts "Any modifications you make will be rolled back on exit"
147:         orm_modules.each { |orm| orm.open_sandbox! if orm.respond_to?(:open_sandbox!) }
148:       end
reload!() click to toggle source

Reloads classes using Merb::BootLoader::ReloadClasses. :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 99
 99:       def reload!
100:         Merb::BootLoader::ReloadClasses.reload!
101:       end
resource(*args) click to toggle source

Generates a URL for a single or nested resource.

Parameters

resources

The resources for which the URL

  should be generated. These resources should be specified
  in the router.rb file using #resources and #resource.
options

Any extra parameters that are needed to

  generate the URL.

Returns

String

The generated URL.

Examples

Merb::Router.prepare do

  resources :users do
    resources :comments
  end

end

resource(:users) # => /users resource(@user) # => /users/10 resource(@user, :comments) # => /users/10/comments resource(@user, @comment) # => /users/10/comments/15 resource(:users, :new) # => /users/new resource(:@user, :edit) # => /users/10/edit

:api: public

    # File lib/merb-core/rack/adapter/irb.rb, line 92
92:       def resource(*args)
93:         args << {}
94:         Merb::Router.resource(*args)
95:       end
route_to(url, method = :get, env_overrides = {}) click to toggle source

Returns a request for a specific URL and method. :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 105
105:       def route_to(url, method = :get, env_overrides = {})
106:         request_env = ::Rack::MockRequest.env_for(url)
107:         request_env["REQUEST_METHOD"] = method.to_s
108:         Merb::Router.route_for(Merb::Request.new(request_env.merge(env_overrides)))
109:       end
show_routes() click to toggle source

Prints all routes for the application. :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 113
113:       def show_routes
114:         seen = []
115:         unless Merb::Router.named_routes.empty?
116:           puts "==== Named routes"
117:           Merb::Router.named_routes.each do |name,route|
118:             # something weird happens when you combine sprintf and irb
119:             puts "Helper     : #{name}"
120:             meth = $1.upcase if route.conditions[:method].to_s =~ /(get|post|put|delete)/
121:             puts "HTTP method: #{meth || 'GET'}"
122:             puts "Route      : #{route}"
123:             puts "Params     : #{route.params.inspect}"
124:             puts
125:             seen << route
126:           end
127:         end
128:         puts "==== Anonymous routes"
129:         (Merb::Router.routes - seen).each do |route|
130:           meth = $1.upcase if route.conditions[:method].to_s =~ /(get|post|put|delete)/
131:           puts "HTTP method: #{meth || 'GET'}"
132:           puts "Route      : #{route}"
133:           puts "Params     : #{route.params.inspect}"
134:           puts
135:         end
136:         nil
137:       end
trace_log!() click to toggle source

Explictly show logger output during IRB session :api: public

     # File lib/merb-core/rack/adapter/irb.rb, line 162
162:       def trace_log!
163:         Merb.logger.auto_flush = true
164:       end
url(name, *args) click to toggle source

There are three possible ways to use this method. First, if you have a named route, you can specify the route as the first parameter as a symbol and any paramters in a hash. Second, you can generate the default route by just passing the params hash, just passing the params hash. Finally, you can use the anonymous parameters. This allows you to specify the parameters to a named route in the order they appear in the router.

Parameters(Named Route)

name

The name of the route.

args

Parameters for the route generation.

Parameters(Default Route)

args

Parameters for the route generation. This route will use the default route.

Parameters(Anonymous Parameters)

name

The name of the route.

args

An array of anonymous parameters to generate the route with. These parameters are assigned to the route parameters in the order that they are passed.

Returns

String

The generated URL.

Examples

Named Route

Merb::Router.prepare do

  match("/articles/:title").to(:controller => :articles, :action => :show).name("articles")

end

url(:articles, :title => “new_article“)

Default Route

Merb::Router.prepare do

  default_routes

end

url(:controller => “articles”, :action => “new”)

Anonymous Paramters

Merb::Router.prepare do

  match("/articles/:year/:month/:title").to(:controller => :articles, :action => :show).name("articles")

end

url(:articles, 2008, 10, “test_article“)

:api: public

    # File lib/merb-core/rack/adapter/irb.rb, line 58
58:       def url(name, *args)
59:         args << {}
60:         Merb::Router.url(name, *args)
61:       end

Private Instance Methods

orm_modules() click to toggle source

Returns

Array

All Merb::Orms::* modules.

:api: private

     # File lib/merb-core/rack/adapter/irb.rb, line 171
171:       def orm_modules
172:         if Merb.const_defined?('Orms')
173:           Merb::Orms.constants.map { |c| Merb::Orms::const_get(c) }
174:         else
175:           []
176:         end
177:       end

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