From 6d4d35b54b134514f2ee8987c8496ea5bfb1f81b Mon Sep 17 00:00:00 2001
From: Nikolay Shebanov <nikolay.shebanov@gmail.com>
Date: Mon, 15 Apr 2013 21:43:08 +0400
Subject: [PATCH] Open slides in browser from console

Add Launchy dependency
Use Launchy.open to call browser window with the generated presentation
---
 keydown.gemspec             |  1 +
 lib/keydown.rb              |  1 +
 lib/keydown/tasks/slides.rb |  7 ++++---
 spec/spec_helper.rb         |  6 ++++++
 spec/tasks/slides_spec.rb   | 12 +++++++++++-
 5 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/keydown.gemspec b/keydown.gemspec
index 41bb246..3645771 100644
--- a/keydown.gemspec
+++ b/keydown.gemspec
@@ -18,6 +18,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'sass'
   s.add_dependency 'compass'
   s.add_dependency 'github-markdown'
+  s.add_dependency 'launchy'
 
   s.add_development_dependency "rake"
   s.add_development_dependency "rspec"
diff --git a/lib/keydown.rb b/lib/keydown.rb
index 4002270..9fec17d 100644
--- a/lib/keydown.rb
+++ b/lib/keydown.rb
@@ -1,6 +1,7 @@
 require 'ostruct'
 require 'digest/sha1'
 require 'tilt'
+require 'launchy'
 
 require 'version'
 require 'keydown/html_helpers'
diff --git a/lib/keydown/tasks/slides.rb b/lib/keydown/tasks/slides.rb
index 5060c29..b99c60a 100644
--- a/lib/keydown/tasks/slides.rb
+++ b/lib/keydown/tasks/slides.rb
@@ -7,7 +7,6 @@ class Tasks < Thor
     desc "slides FILE", "Convert a Keydown FILE into an HTML presentation"
 
     def slides(file)
-
       file += '.md' unless file.match(/\.md$/)
 
       unless File.exist?(file)
@@ -36,9 +35,11 @@ def slides(file)
 
       presentation = file.gsub('md', 'html')
 
-      create_file presentation, :force => true do
+      output = create_file presentation, :force => true do
         slide_deck.to_html
       end
+      
+      Launchy.open File.join(Dir.pwd, presentation)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 1bbdbdb..b49102f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -12,3 +12,9 @@ def capture_output
  ensure
    $stdout = STDOUT
 end
+
+RSpec.configure do |config|
+  config.before(:each) do
+    Launchy.stub(:open)
+  end
+end
diff --git a/spec/tasks/slides_spec.rb b/spec/tasks/slides_spec.rb
index 6602463..f05bb67 100644
--- a/spec/tasks/slides_spec.rb
+++ b/spec/tasks/slides_spec.rb
@@ -19,7 +19,7 @@
   end
 
   let :tmp_dir do
-    "#{Dir.tmpdir}/keydown_test"
+    "#{File.realdirpath(Dir.tmpdir)}/keydown_test"
   end
 
   let :project_dir do
@@ -64,6 +64,16 @@
       system "cp -r spec/fixtures/with_title.md #{project_dir}"
     end
 
+    it "should open resulting html file in the browser" do
+      Launchy.should_receive(:open).with("#{project_dir}/with_title.html")
+
+      capture_output do
+        Dir.chdir project_dir do
+          @thor.invoke Keydown::Tasks, ["slides", "with_title.md"]
+        end
+      end
+    end
+
     describe "should generate an html file that" do
       before(:each) do
         capture_output do