hwia the given params per each tag only once

lib/kaminari/helpers/tags.rb

@@ -21,6 +21,7 @@ def initialize(template, options = {}) #:nodoc:
         @theme = @options.delete(:theme)
         @views_prefix = @options.delete(:views_prefix)
         @params = template.params.except(*PARAM_KEY_BLACKLIST).merge(@options.delete(:params) || {})
+        @params = @params.with_indifferent_access
       end
 
       def to_s(locals = {}) #:nodoc:
@@ -35,7 +36,7 @@ def page_url_for(page)
 
       def params_for(page)
         page_params = Rack::Utils.parse_nested_query("#{@param_name}=#{page}")
-        page_params = @params.with_indifferent_access.deep_merge(page_params)
+        page_params = @params.deep_merge(page_params)
 
         if !Kaminari.config.params_on_first_page && (page <= 1)
           # This converts a hash:

spec/helpers/helpers_spec.rb

@@ -26,7 +26,7 @@
       @paginator = Paginator.new(template, :params => {:controller => 'foo', :action => 'bar'})
     end
     subject { @paginator.page_tag(template).instance_variable_get('@params') }
-    it { should == {:controller => 'foo', :action => 'bar'} }
+    it { should == {'controller' => 'foo', 'action' => 'bar'} }
 
     context "when params has form params" do
       before do
@@ -40,7 +40,7 @@
         end
       end
 
-      it { should == {:controller => 'foo', :action => 'bar'} }
+      it { should == {'controller' => 'foo', 'action' => 'bar'} }
     end
   end