Fix to handle MetaWhere and non-MetaWhere conditions correctly.

This commit is contained in:
Anuj Dutta 2012-05-26 18:00:50 +01:00
parent 0c21831b4d
commit c27ead5b9f
4 changed files with 27 additions and 1 deletions

View File

@ -89,7 +89,12 @@ module CanCan
if override_scope
@model_class.scoped.merge(override_scope)
elsif @model_class.respond_to?(:where) && @model_class.respond_to?(:joins)
mergeable_conditions = @rules.select {|rule| rule.unmergeable? }.blank?
if mergeable_conditions
@model_class.where(conditions).joins(joins)
else
@model_class.where(*(@rules.map(&:conditions))).joins(joins)
end
else
@model_class.scoped(:conditions => conditions, :joins => joins)
end

View File

@ -54,6 +54,10 @@ module CanCan
@conditions == {} || @conditions.nil?
end
def unmergeable?
@conditions.respond_to?(:keys) && (! @conditions.keys.first.kind_of? Symbol)
end
def associations_hash(conditions = @conditions)
hash = {}
conditions.map do |name, value|

View File

@ -236,6 +236,16 @@ if ENV["MODEL_ADAPTER"].nil? || ENV["MODEL_ADAPTER"] == "active_record"
@ability.should_not be_able_to(:read, article2)
end
it "should merge MetaWhere and non-MetaWhere conditions" do
@ability.can :read, Article, :priority.lt => 2
@ability.can :read, Article, :priority => 1
article1 = Article.create!(:priority => 1)
article2 = Article.create!(:priority => 3)
Article.accessible_by(@ability).should == [article1]
@ability.should be_able_to(:read, article1)
@ability.should_not be_able_to(:read, article2)
end
it "should match any MetaWhere condition" do
adapter = CanCan::ModelAdapters::ActiveRecordAdapter
article1 = Article.new(:priority => 1, :name => "Hello World")

View File

@ -36,4 +36,11 @@ describe CanCan::Rule do
rule = CanCan::Rule.new(true, :read, Integer, nil, nil)
rule.associations_hash.should == {}
end
it "should not be mergeable if conditions are not simple hashes" do
meta_where = OpenStruct.new(:name => 'metawhere', :column => 'test')
@conditions[meta_where] = :bar
@rule.should be_unmergeable
end
end