jbox-web/redmine_git_hosting

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lib/redmine_git_hosting/patches/repositories_controller_patch.rb

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require_dependency 'repositories_controller'

module RedmineGitHosting
  module Patches
    module RepositoriesControllerPatch

      include RedmineGitHosting::GitoliteAccessor::Methods

      def self.prepended(base)
        base.class_eval do
          before_filter :set_current_tab, only: :edit

          helper :redmine_bootstrap_kit
          helper :watchers

          # Load ExtendRepositoriesHelper so we can call our
          # additional methods.
          helper :extend_repositories
        end
      end


      def show
        if @repository.is_a?(Repository::Xitolite) && @repository.empty?
          # Fake list of repos
          @repositories = @project.gitolite_repos
          render 'git_instructions'
        else
          super
        end
      end


      def create
        super
        call_use_cases
      end


      def update
        super
        call_use_cases
      end


      def destroy
        super
        call_use_cases
      end


      # Monkey patch *diff* method to pass the *bypass_cache* flag
      # on diff download.
      #
      def diff
        if @repository.is_a?(Repository::Xitolite)
          diff_with_options
        else
          super
        end
      end


      private


        def set_current_tab
          @tab = params[:tab] || ''
        end


        def call_use_cases
          if @repository.is_a?(Repository::Xitolite)
            if !@repository.errors.any?
              case self.action_name
              when 'create'
                # Call UseCase object that will complete Repository creation :
                # it will create GitExtra association and then the repository in Gitolite.
                Repositories::Create.call(@repository, creation_options)
              when 'update'
                gitolite_accessor.update_repository(@repository)
              when 'destroy'
                gitolite_accessor.destroy_repository(@repository)
              end
            end
          end
        end


        def creation_options
          { create_readme_file: create_readme_file?, enable_git_annex: enable_git_annex? }
        end


        def create_readme_file?
          @repository.create_readme == 'true' ? true : false
        end


        def enable_git_annex?
          @repository.enable_git_annex == 'true' ? true : false
        end


        REV_PARAM_RE = %r{\A[a-f0-9]*\Z}i

        # Monkey patch *find_project_repository* method to render Git instructions
        # if repository has no branch
        #
        def find_project_repository
          @project = Project.find(params[:id])
          if params[:repository_id].present?
            @repository = @project.repositories.find_by_identifier_param(params[:repository_id])
          else
            @repository = @project.repository
          end
          (render_404; return false) unless @repository
          @path = params[:path].is_a?(Array) ? params[:path].join('/') : params[:path].to_s
          @rev = params[:rev].blank? ? @repository.default_branch : params[:rev].to_s.strip
          @rev_to = params[:rev_to]

          unless @rev.to_s.match(REV_PARAM_RE) && @rev_to.to_s.match(REV_PARAM_RE)
            raise InvalidRevisionParam if @repository.branches.empty?
          end
        rescue ActiveRecord::RecordNotFound
          render_404
        rescue InvalidRevisionParam
          # Fake list of repos
          @repositories = @project.gitolite_repos
          render 'git_instructions'
        end


        # This is the original diff method with the *bypass_cache* flag
        # for diff download. We keep the cache for the diff view.
        #
        def diff_with_options
          if params[:format] == 'diff'
            @diff = @repository.diff(@path, @rev, @rev_to, bypass_cache: true)
            (show_error_not_found; return) unless @diff
            filename = "changeset_r#{@rev}"
            filename << "_r#{@rev_to}" if @rev_to
            send_data @diff.join, :filename => "#{filename}.diff",
                                  :type => 'text/x-patch',
                                  :disposition => 'attachment'
          else
            @diff_type = params[:type] || User.current.pref[:diff_type] || 'inline'
            @diff_type = 'inline' unless %w(inline sbs).include?(@diff_type)

            # Save diff type as user preference
            if User.current.logged? && @diff_type != User.current.pref[:diff_type]
              User.current.pref[:diff_type] = @diff_type
              User.current.preference.save
            end
            @cache_key = "repositories/diff/#{@repository.id}/" +
                            Digest::MD5.hexdigest("#{@path}-#{@rev}-#{@rev_to}-#{@diff_type}-#{current_language}")
            unless read_fragment(@cache_key)
              @diff = @repository.diff(@path, @rev, @rev_to)
              show_error_not_found unless @diff
            end

            @changeset = @repository.find_changeset_by_name(@rev)
            @changeset_to = @rev_to ? @repository.find_changeset_by_name(@rev_to) : nil
            @diff_format_revisions = @repository.diff_format_revisions(@changeset, @changeset_to)
          end
        end

    end
  end
end

unless RepositoriesController.included_modules.include?(RedmineGitHosting::Patches::RepositoriesControllerPatch)
  RepositoriesController.send(:prepend, RedmineGitHosting::Patches::RepositoriesControllerPatch)
end