Add Github plugin again...

plugins/github.rb

@@ -0,0 +1,167 @@
+require 'tmpdir'
+
+# Usage: 
+# add to ruhoh-site/plugins/publish/github.rb
+# - Your GitHub remote must be setup properly but The command will try to walk you through it.
+# - You must have a clean working directory to publish to GitHub pages since the hook is actually triggered by commits.
+#
+#   $ cd ruhoh-site
+#   $ bundle exec ruhoh publish github
+class Ruhoh
+  class Publish::Github
+    def run(opts={}, config={})
+      return false unless can_switch_branch?
+
+      _deploy_type = project_page? ? "Project" : "User/Org"
+      _source_branch = source_branch
+      _deploy_branch = deploy_branch
+      _origin_remote = origin_remote
+      Ruhoh::Friend.say {
+        plain "Deploying to GitHub Pages."
+        plain "(Settings based on origin remote name: #{ _origin_remote })"
+        plain "      Type: #{ _deploy_type } page."
+        plain "    Source: '#{ _source_branch }' branch."
+        plain "  Compiled: '#{ _deploy_branch }' branch."
+      }
+
+      if deploy_branch?
+        puts "Currently in deploy branch: '#{ deploy_branch }'; switching to source branch: '#{ source_branch }'..."
+        `git checkout #{ source_branch }`
+      end
+
+      ruhoh = compile
+
+      # Add to deploy_branch
+      return false unless checkout_deploy_branch
+      system("git", "rm", "-rf", ".")
+      FileUtils.cp_r(File.join(ruhoh.config['compiled_path'], '.'), '.')
+      `git add .` # system() doesn't work for some reason =/
+
+      # Commit and push
+      system("git", "commit", "-m", "#{ source_branch }: #{ last_commit_message(source_branch) }")
+      system("git", "push", "origin", deploy_branch)
+      system('git', 'checkout', source_branch)
+    end
+
+    def compile
+      ruhoh = Ruhoh.new
+      #ruhoh.setup
+      ruhoh.env = 'production'
+      #ruhoh.setup_paths
+      ruhoh.setup_plugins
+
+      config_overrides = set_configuration(ruhoh.config)
+      ruhoh.config.merge!(config_overrides)
+
+      ruhoh.config['compiled_path'] = File.join(Dir.tmpdir, 'compiled')
+      ruhoh.compile
+      ruhoh
+    end
+
+    # Set GitHub-specific configuration settings.
+    def set_configuration(config)
+      opts = {}
+      opts['compile_as_root'] = true
+      #opts['base_path'] = "/"
+      
+      if project_page?
+        if !config['production_url'] || config['production_url'] == "http://sample.com"
+          #opts['base_path'] = "/#{ repository_name }/"
+
+          #Ruhoh::Friend.say { plain "base_path set to: #{ opts['base_path'] } for GitHub project page support" }
+        else
+          Ruhoh::Friend.say { 
+            plain "base_path set to: '#{ opts['base_path'] }' because config['production_url'] = '#{ config['production_url'] }'"
+          }
+        end
+      end
+
+      opts
+    end
+
+    def deploy_branch
+      @deploy_branch ||= project_page? ? 'gh-pages' : 'master'
+    end
+
+    def source_branch
+      (deploy_branch == 'gh-pages') ? 'master' : 'gh-pages'
+    end
+
+    def deploy_branch?
+      get_branch == deploy_branch
+    end
+
+    def stage_clean?
+      system('git', 'diff', '--staged', '--exit-code')
+    end
+
+    def working_directory_clean?
+      system('git', 'diff', '--exit-code')
+    end
+
+    def can_switch_branch?
+      return true if working_directory_clean? && stage_clean?
+
+      puts "Aborting: Deploying requires a clean working directory and staging area."
+      puts "  - Commit changes to add them to the compile output."
+      puts "  - `git stash` changes to omit them from compile output."
+      false
+    end
+
+    def checkout_deploy_branch
+      return false unless can_switch_branch?
+
+      return true if system('git', 'checkout', deploy_branch)
+      return true if system("git", "checkout", "--orphan", deploy_branch)
+
+      puts "Aborting: Switching to #{ deploy_branch } branch failed."
+      false
+    end
+
+    def get_branch
+      branch = nil
+      `git branch --no-color`.each_line do |line|
+        if line.start_with?("*")
+          branch = line
+          break
+        end
+      end
+
+      #omit the * and space
+      branch[2, branch.length].strip
+    end
+
+    def last_commit_message(branch)
+      `git show #{ branch } --summary --pretty=oneline --no-color`.lines.first
+    end
+
+    # Extract the remote URL from the origin remote signature
+    # Example:
+    #   origin  git@github.com:jaderade/hello-world.git (fetch)
+    def origin_remote
+      `git remote -v`.lines.first.split(/\s+/)[1]
+    end
+
+    # Extract the repository name from the remote Url
+    # Example formats:
+    #   git@github.com:jaderade/hello-world.git
+    #   https://github.com/jaderade/hello-world.git
+    #
+    #   Should extract "hello-world" from above example.
+    def repository_name
+      remote = origin_remote
+      remote = remote.include?(':') ?
+                remote.split(':')[1] :
+                remote.gsub(/^(http|https):\/\/github.com\//, '')
+
+      # Parse username/<repo-name>.git
+      remote.split('/')[1].chomp('.git')
+    end
+
+    # Does the repository name reflect a GitHub Project page?
+    # Anything other than username.github.io OR username.github.com
+    def project_page?
+      !(repository_name =~ /[\w-]+\.github\.(?:io|com)/)
+    end
+  end
+end