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:id_param option to load_resource allows specification of the param name to find members

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This commit is contained in:
Geoff Parsons 2011-07-20 13:42:24 -04:00
parent 600a3e16a5
commit 7937a282a3
2 changed files with 15 additions and 3 deletions
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8
lib/cancan/controller_resource.rb
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@ -121,11 +121,15 @@ module CanCan
end
def id_param
@params[parent? ? :"#{name}_id" : :id]
if @options[:id_param]
@params[@options[:id_param]]
else
@params[parent? ? :"#{name}_id" : :id]
end
end
def member_action?
new_actions.include?(@params[:action].to_sym) || @options[:singleton] || (@params[:id] && !collection_actions.include?(@params[:action].to_sym))
new_actions.include?(@params[:action].to_sym) || @options[:singleton] || ( (@params[:id] || @params[@options[:id_param]]) && !collection_actions.include?(@params[:action].to_sym))
end
# Returns the class used for this resource. This can be overriden by the :class option.

10
spec/cancan/controller_resource_spec.rb
View File

@ -327,7 +327,15 @@ describe CanCan::ControllerResource do
lambda { resource.load_and_authorize_resource }.should raise_error(CanCan::AccessDenied)
@controller.instance_variable_get(:@custom_project).should == project
end
it "should load resource using custom ID param" do
project = Project.create!
@params.merge!(:action => "show", :the_project => project.id)
resource = CanCan::ControllerResource.new(@controller, :id_param => :the_project)
resource.load_resource
@controller.instance_variable_get(:@project).should == project
end
it "should load resource using custom find_by attribute" do
project = Project.create!(:name => "foo")
@params.merge!(:action => "show", :id => "foo")