Adds github commit url parsing.

Closes #42.

plugin/url_handler/github_commit_handler.rb

@@ -0,0 +1,51 @@
+module UrlHandler
+  class GithubCommitHandler
+    include Common
+
+    REGEXP = %r{https?://(?:www\.)?github\.com/([^/]+?)/([^/]+)/commit/(\w+)}
+
+    attr_accessor :url, :username, :repository, :sha
+
+    def self.match?(string)
+      REGEXP.match(string)
+    end
+
+    def initialize(url)
+      self.url = url
+    end
+
+    def username
+      @username ||= REGEXP.match(url)[1]
+    end
+
+    def repository
+      @repository ||= REGEXP.match(url)[2]
+    end
+
+    def sha
+      @sha ||= REGEXP.match(url)[3]
+    end
+
+    def api_url
+      @api_url ||= "https://api.github.com/repos/#{username}/#{repository}/git/commits/#{sha}"
+    end
+
+    def api_data
+      @api_data ||= get_json_data(api_url)
+    end
+
+    def message
+      api_data['message'].split("\n\n").first
+    end
+
+    def author
+      api_data['author']['name']
+    end
+
+    def info
+      "github commit: \2#{username}/#{repository}\2 \2#{sha[0,7]}\2 - #{message}"
+    end
+  end
+end
+
+

plugin/url_handler_cinch_plugin.rb

@@ -4,6 +4,7 @@
 require_relative 'url_handler/common'
 require_relative 'url_handler/github_issue_handler'
 require_relative 'url_handler/github_pull_request_handler'
+require_relative 'url_handler/github_commit_handler'
 require_relative 'url_handler/github_repo_handler'
 require_relative 'url_handler/gist_handler'
 require_relative 'url_handler/twitter_user_handler'

spec/plugin/url_handler_spec.rb

@@ -120,6 +120,17 @@
       end
     end
 
+    context "when a github commit url is given" do
+      let(:url)       {'https://github.com/TampaRuby/turbot/commit/94ab61b10ff94220ca1f7a3fff46b55bb92b9e20'}
+      let(:message)   {double('message', :raw => url)}
+      let(:reply_text) {"github commit: \x02TampaRuby/turbot\x02 \x0294ab61b\x02 - Merge pull request #37 from rjackson/parse_github_urls"}
+
+      it "should reply." do
+        message.should_receive(:reply).with(reply_text)
+        VCR.use_cassette('url_handler_github_commit') { plugin.listen(message) }
+      end
+    end
+
     context "when an image url is given" do
       let(:url)        {'http://farm9.staticflickr.com/8013/7619514930_4a1ed85893_z.jpg'}
       let(:message)    {double('message', :raw => url)}