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module BlobHelper
def highlight(blob_name, blob_content, nowrap = false)
formatter = Rugments::Formatters::HTML.new(
nowrap: nowrap,
cssclass: 'code highlight',
lineanchors: true,
lineanchorsid: 'LC'
)
begin
lexer = Rugments::Lexer.guess(filename: blob_name, source: blob_content)
rescue Rugments::Lexer::AmbiguousGuess
lexer = Rugments::Lexers::PlainText
end
formatter.format(lexer.lex(blob_content)).html_safe
end
def no_highlight_files
%w(credits changelog copying copyright license authors)
end
def edit_blob_link(project, ref, path, options = {})
blob =
begin
project.repository.blob_at(ref, path)
rescue
nil
end
if blob && blob.text?
text = 'Edit'
after = options[:after] || ''
from_mr = options[:from_merge_request_id]
link_opts = {}
link_opts[:from_merge_request_id] = from_mr if from_mr
cls = 'btn btn-small'
if allowed_tree_edit?(project, ref)
link_to text, project_edit_blob_path(project, tree_join(ref, path),
link_opts), class: cls
else
content_tag :span, text, class: cls + ' disabled'
end + after.html_safe
else
''
end
end
def leave_edit_message
"Leave edit mode?\nAll unsaved changes will be lost."
end
def editing_preview_title(filename)
if Gitlab::MarkdownHelper.previewable?(filename)
'Preview'
else
'Preview changes'
end
end
end
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