tree_helper.rb 2.64 KB
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module TreeHelper
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  # Sorts a repository's tree so that folders are before files and renders
  # their corresponding partials
  #
  # contents - A Grit::Tree object for the current tree
  def render_tree(contents)
    # Render Folders before Files/Submodules
    folders, files = contents.partition { |v| v.kind_of?(Grit::Tree) }

    tree = ""

    # Render folders if we have any
    tree += render partial: 'tree/tree_item', collection: folders, locals: {type: 'folder'} if folders.present?

    files.each do |f|
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      html = if f.respond_to?(:url)
               # Object is a Submodule
               render partial: 'tree/submodule_item', object: f
             else
               # Object is a Blob
               render partial: 'tree/tree_item', object: f, locals: {type: 'file'}
             end

      tree += html if html.present?
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    end
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    tree.html_safe
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  end

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  # Return an image icon depending on the file type
  #
  # type - String type of the tree item; either 'folder' or 'file'
  def tree_icon(type)
    image = type == 'folder' ? 'file_dir.png' : 'file_txt.png'
    image_tag(image, size: '16x16')
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  end

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  def tree_hex_class(content)
    "file_#{hexdigest(content.name)}"
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  end
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  # Public: Determines if a given filename is compatible with GitHub::Markup.
  #
  # filename - Filename string to check
  #
  # Returns boolean
  def markup?(filename)
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    filename.end_with?(*%w(.textile .rdoc .org .creole
                           .mediawiki .rst .asciidoc .pod))
  end

  def gitlab_markdown?(filename)
    filename.end_with?(*%w(.mdown .md .markdown))
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  end
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  def plain_text_readme? filename
    filename == 'README'
  end

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  # Simple shortcut to File.join
  def tree_join(*args)
    File.join(*args)
  end
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  def allowed_tree_edit?
    if @project.protected_branch? @ref
      can?(current_user, :push_code_to_protected_branches, @project)
    else
      can?(current_user, :push_code, @project)
    end
  end
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  # Breadcrumb links for a Project and, if applicable, a tree path
  def breadcrumbs
    return unless @project && @ref

    # Add the root project link and the arrow icon
    crumbs = content_tag(:li) do
      content_tag(:span, nil, class: 'arrow') +
      link_to(@project.name, project_commits_path(@project, @ref))
    end

    if @path
      parts = @path.split('/')

      parts.each_with_index do |part, i|
        crumbs += content_tag(:span, '/', class: 'divider')
        crumbs += content_tag(:li) do
          # The text is just the individual part, but the link needs all the parts before it
          link_to part, project_commits_path(@project, tree_join(@ref, parts[0..i].join('/')))
        end
      end
    end

    crumbs.html_safe
  end
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end