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adding any/all support for MetaWhere conditions

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This commit is contained in:
Ryan Bates 2011-03-08 23:19:56 -08:00
parent eb2826f135
commit 9bee4a8d4b
2 changed files with 27 additions and 8 deletions
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18
lib/cancan/model_adapters/active_record_adapter.rb
View File

@ -11,7 +11,17 @@ module CanCan
def self.matches_condition?(subject, name, value)
subject_value = subject.send(name.column)
case name.method.to_sym
if name.method.to_s.ends_with? "_any"
value.any? { |v| meta_where_match? subject_value, name.method.to_s.sub("_any", ""), v }
elsif name.method.to_s.ends_with? "_all"
value.all? { |v| meta_where_match? subject_value, name.method.to_s.sub("_all", ""), v }
else
meta_where_match? subject_value, name.method, value
end
end
def self.meta_where_match?(subject_value, method, value)
case method.to_sym
when :eq then subject_value == value
when :not_eq then subject_value != value
when :in then value.include?(subject_value)
@ -20,9 +30,9 @@ module CanCan
when :lteq then subject_value <= value
when :gt then subject_value > value
when :gteq then subject_value >= value
when :matches then subject_value.downcase.include?(value.downcase)
when :does_not_match then !subject_value.downcase.include?(value.downcase)
else raise NotImplemented, "The #{name.method} MetaWhere condition is not supported."
when :matches then subject_value =~ Regexp.new("^" + Regexp.escape(value).gsub("%", ".*") + "$", true)
when :does_not_match then !meta_where_match?(subject_value, :matches, value)
else raise NotImplemented, "The #{method} MetaWhere condition is not supported."
end
end

17
spec/cancan/model_adapters/active_record_adapter_spec.rb
View File

@ -231,6 +231,10 @@ if ENV["MODEL_ADAPTER"].nil? || ENV["MODEL_ADAPTER"] == "active_record"
article1 = Article.new(:priority => 1, :name => "Hello World")
adapter.matches_condition?(article1, :priority.eq, 1).should be_true
adapter.matches_condition?(article1, :priority.eq, 2).should be_false
adapter.matches_condition?(article1, :priority.eq_any, [1, 2]).should be_true
adapter.matches_condition?(article1, :priority.eq_any, [2, 3]).should be_false
adapter.matches_condition?(article1, :priority.eq_all, [1, 1]).should be_true
adapter.matches_condition?(article1, :priority.eq_all, [1, 2]).should be_false
adapter.matches_condition?(article1, :priority.ne, 2).should be_true
adapter.matches_condition?(article1, :priority.ne, 1).should be_false
adapter.matches_condition?(article1, :priority.in, [1, 2]).should be_true
@ -245,10 +249,15 @@ if ENV["MODEL_ADAPTER"].nil? || ENV["MODEL_ADAPTER"] == "active_record"
adapter.matches_condition?(article1, :priority.gt, 1).should be_false
adapter.matches_condition?(article1, :priority.gteq, 1).should be_true
adapter.matches_condition?(article1, :priority.gteq, 2).should be_false
adapter.matches_condition?(article1, :name.like, "ello worl").should be_true
adapter.matches_condition?(article1, :name.like, "helo").should be_false
adapter.matches_condition?(article1, :name.nlike, "helo").should be_true
adapter.matches_condition?(article1, :name.nlike, "ello worl").should be_false
adapter.matches_condition?(article1, :name.like, "%ello worl%").should be_true
adapter.matches_condition?(article1, :name.like, "hello world").should be_true
adapter.matches_condition?(article1, :name.like, "hello%").should be_true
adapter.matches_condition?(article1, :name.like, "h%d").should be_true
adapter.matches_condition?(article1, :name.like, "%helo%").should be_false
adapter.matches_condition?(article1, :name.like, "hello").should be_false
adapter.matches_condition?(article1, :name.like, "hello.world").should be_false
adapter.matches_condition?(article1, :name.nlike, "%helo%").should be_true
adapter.matches_condition?(article1, :name.nlike, "%ello worl%").should be_false
end
end
end