From 08e5104a596d2dc0bb831afed6cd0b83e106067c Mon Sep 17 00:00:00 2001
From: Sergey Nartimov <just.lest@gmail.com>
Date: Wed, 25 Jan 2012 22:21:53 +0300
Subject: [PATCH] allow to pass multiple sources to audio/video tags without
 using array

---
 .../action_view/helpers/asset_tag_helper.rb   | 32 ++++++++++++-------
 .../test/template/asset_tag_helper_test.rb    |  2 ++
 2 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/actionpack/lib/action_view/helpers/asset_tag_helper.rb b/actionpack/lib/action_view/helpers/asset_tag_helper.rb
index 134eaab8bc..251b8f8005 100644
--- a/actionpack/lib/action_view/helpers/asset_tag_helper.rb
+++ b/actionpack/lib/action_view/helpers/asset_tag_helper.rb
@@ -1,3 +1,5 @@
+require 'active_support/core_ext/array/extract_options'
+require 'active_support/core_ext/hash/keys'
 require 'action_view/helpers/asset_tag_helpers/javascript_tag_helpers'
 require 'action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers'
 require 'action_view/helpers/asset_tag_helpers/asset_paths'
@@ -407,12 +409,15 @@ def image_alt(src)
       #    <video src="/trailers/hd.avi" width="16" height="16" />
       #  video_tag("/trailers/hd.avi", :height => '32', :width => '32') # =>
       #    <video height="32" src="/trailers/hd.avi" width="32" />
+      #  video_tag("trailer.ogg", "trailer.flv") # =>
+      #    <video><source src="/videos/trailer.ogg" /><source src="/videos/trailer.flv" /></video>
       #  video_tag(["trailer.ogg", "trailer.flv"]) # =>
-      #    <video><source src="trailer.ogg" /><source src="trailer.ogg" /><source src="trailer.flv" /></video>
+      #    <video><source src="/videos/trailer.ogg" /><source src="/videos/trailer.flv" /></video>
       #  video_tag(["trailer.ogg", "trailer.flv"] :size => "160x120") # =>
-      #    <video height="120" width="160"><source src="trailer.ogg" /><source src="trailer.flv" /></video>
-      def video_tag(sources, options = {})
-        options.symbolize_keys!
+      #    <video height="120" width="160"><source src="/videos/trailer.ogg" /><source src="/videos/trailer.flv" /></video>
+      def video_tag(*sources)
+        options = sources.extract_options!.symbolize_keys!
+        sources.flatten!
 
         options[:poster] = path_to_image(options[:poster]) if options[:poster]
 
@@ -420,12 +425,12 @@ def video_tag(sources, options = {})
           options[:width], options[:height] = size.split("x") if size =~ %r{^\d+x\d+$}
         end
 
-        if sources.is_a?(Array)
+        if sources.size > 1
           content_tag("video", options) do
-            sources.map { |source| tag("source", :src => path_to_video(source)) }.join.html_safe
+            safe_join sources.map { |source| tag("source", :src => path_to_video(source)) }
           end
         else
-          options[:src] = path_to_video(sources)
+          options[:src] = path_to_video(sources.first)
           tag("video", options)
         end
       end
@@ -441,15 +446,18 @@ def video_tag(sources, options = {})
       #    <audio src="/audios/sound.wav" />
       #  audio_tag("sound.wav", :autoplay => true, :controls => true)  # =>
       #    <audio autoplay="autoplay" controls="controls" src="/audios/sound.wav" />
-      def audio_tag(sources, options = {})
-        options.symbolize_keys!
+      #  audio_tag("sound.wav", "sound.mid")  # =>
+      #    <audio><source src="/audios/sound.wav" /><source src="/audios/sound.mid" /></audio>
+      def audio_tag(*sources)
+        options = sources.extract_options!.symbolize_keys!
+        sources.flatten!
 
-        if sources.is_a?(Array)
+        if sources.size > 1
           content_tag("audio", options) do
-            sources.collect { |source| tag("source", :src => path_to_audio(source)) }.join.html_safe
+            safe_join sources.collect { |source| tag("source", :src => path_to_audio(source)) }
           end
         else
-          options[:src] = path_to_audio(sources)
+          options[:src] = path_to_audio(sources.first)
           tag("audio", options)
         end
       end
diff --git a/actionpack/test/template/asset_tag_helper_test.rb b/actionpack/test/template/asset_tag_helper_test.rb
index 45a8492d58..37153ee960 100644
--- a/actionpack/test/template/asset_tag_helper_test.rb
+++ b/actionpack/test/template/asset_tag_helper_test.rb
@@ -201,6 +201,7 @@ def teardown
     %(video_tag("error.avi", "size" => "x")) => %(<video src="/videos/error.avi" />),
     %(video_tag("http://media.rubyonrails.org/video/rails_blog_2.mov")) => %(<video src="http://media.rubyonrails.org/video/rails_blog_2.mov" />),
     %(video_tag("//media.rubyonrails.org/video/rails_blog_2.mov")) => %(<video src="//media.rubyonrails.org/video/rails_blog_2.mov" />),
+    %(video_tag("multiple.ogg", "multiple.avi")) => %(<video><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>),
     %(video_tag(["multiple.ogg", "multiple.avi"])) => %(<video><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>),
     %(video_tag(["multiple.ogg", "multiple.avi"], :size => "160x120", :controls => true)) => %(<video controls="controls" height="120" width="160"><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>)
   }
@@ -224,6 +225,7 @@ def teardown
     %(audio_tag("rss.wav", :autoplay => true, :controls => true)) => %(<audio autoplay="autoplay" controls="controls" src="/audios/rss.wav" />),
     %(audio_tag("http://media.rubyonrails.org/audio/rails_blog_2.mov")) => %(<audio src="http://media.rubyonrails.org/audio/rails_blog_2.mov" />),
     %(audio_tag("//media.rubyonrails.org/audio/rails_blog_2.mov")) => %(<audio src="//media.rubyonrails.org/audio/rails_blog_2.mov" />),
+    %(audio_tag("audio.mp3", "audio.ogg")) => %(<audio><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>),
     %(audio_tag(["audio.mp3", "audio.ogg"])) => %(<audio><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>),
     %(audio_tag(["audio.mp3", "audio.ogg"], :autobuffer => true, :controls => true)) => %(<audio autobuffer="autobuffer" controls="controls"><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>)
   }
-- 
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