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module TreeHelper
# 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|
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?
end
tree.html_safe
end
# 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')
end
def tree_hex_class(content)
"file_#{hexdigest(content.name)}"
end
# Public: Determines if a given filename is compatible with GitHub::Markup.
#
# filename - Filename string to check
#
# Returns boolean
def markup?(filename)
filename.end_with?(*%w(.textile .rdoc .org .creole
.mediawiki .rst .asciidoc .pod))
end
def gitlab_markdown?(filename)
filename.end_with?(*%w(.mdown .md .markdown))
end
def plain_text_readme? filename
filename == 'README'
end
# Simple shortcut to File.join
def tree_join(*args)
File.join(*args)
end
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
# 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
end
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