Merge pull request #132 from petrblaho/js_css_url

javascript_url and stylesheet_url liquid tag

lib/locomotive/liquid/filters/html.rb

@@ -3,9 +3,9 @@ module Locomotive
     module Filters
       module Html
 
-        # Write the link to a stylesheet resource
-        # input: url of the css file
-        def stylesheet_tag(input, media = 'screen')
+        # Write the url to a stylesheet resource
+        # input: name of the css file
+        def stylesheet_url(input)
           return '' if input.nil?
 
           unless input =~ /^(\/|http:)/
@@ -14,12 +14,22 @@ module Locomotive
 
           input = "#{input}.css" unless input.ends_with?('.css')
 
+          input
+        end
+
+        # Write the link to a stylesheet resource
+        # input: url of the css file
+        def stylesheet_tag(input, media = 'screen')
+          return '' if input.nil?
+
+          input = stylesheet_url(input)
+
           %{<link href="#{input}" media="#{media}" rel="stylesheet" type="text/css" />}
         end
 
-        # Write the link to javascript resource
-        # input: url of the javascript file
-        def javascript_tag(input)
+        # Write the url to javascript resource
+        # input: name of the javascript file
+        def javascript_url(input)
           return '' if input.nil?
 
           unless input =~ /^(\/|http:)/
@@ -28,7 +38,17 @@ module Locomotive
 
           input = "#{input}.js" unless input.ends_with?('.js')
 
-           %{<script src="#{input}" type="text/javascript"></script>}
+          input
+        end
+
+        # Write the link to javascript resource
+        # input: url of the javascript file
+        def javascript_tag(input)
+          return '' if input.nil?
+
+          input = javascript_url(input)
+
+          %{<script src="#{input}" type="text/javascript"></script>}
         end
 
         def theme_image_url(input)

spec/lib/locomotive/liquid/filters/html_spec.rb

@@ -8,6 +8,24 @@ describe Locomotive::Liquid::Filters::Html do
     @context = build_context
   end
 
+  it 'should return a url for a stylesheet file' do
+    result = "/sites/000000000000000000000042/theme/stylesheets/main.css"
+    stylesheet_url('main.css').should == result
+    stylesheet_url('main').should == result
+    stylesheet_url(nil).should == ''
+  end
+
+  it 'should return a url for a stylesheet file with folder' do
+    result = "/sites/000000000000000000000042/theme/stylesheets/trash/main.css"
+    stylesheet_url('trash/main.css').should == result
+  end
+
+  it 'should return a url for a stylesheet file without touching the url' do
+    result = "/trash/main.css"
+    stylesheet_url('/trash/main.css').should == result
+    stylesheet_url('/trash/main').should == result
+  end
+
   it 'should return a link tag for a stylesheet file' do
     result = "<link href=\"/sites/000000000000000000000042/theme/stylesheets/main.css\" media=\"screen\" rel=\"stylesheet\" type=\"text/css\" />"
     stylesheet_tag('main.css').should == result
@@ -44,6 +62,25 @@ describe Locomotive::Liquid::Filters::Html do
     stylesheet_tag('/trash/main','print').should == result
   end
 
+  it 'should return a url for a javascript file' do
+    result = "/sites/000000000000000000000042/theme/javascripts/main.js" 
+    javascript_url('main.js').should == result
+    javascript_url('main').should == result
+    javascript_url(nil).should == ''
+  end
+
+  it 'should return a url for a javascript file with folder' do
+    result = "/sites/000000000000000000000042/theme/javascripts/trash/main.js"
+    javascript_url('trash/main.js').should == result
+    javascript_url('trash/main').should == result
+  end
+
+  it 'should return a url for a javascript file without touching the url' do
+    result = "/trash/main.js"
+    javascript_url('/trash/main.js').should == result
+    javascript_url('/trash/main').should == result
+  end
+
   it 'should return a script tag for a javascript file' do
     result = %{<script src="/sites/000000000000000000000042/theme/javascripts/main.js" type="text/javascript"></script>}
     javascript_tag('main.js').should == result