Module: Dolt::View::Blob

Defined in:
lib/libdolt/view/blob.rb

Instance Method Summary collapse

Instance Method Details

#binary?(content) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libdolt/view/blob.rb', line 23

def binary?(content)
  !content[0...(content.length-1)].index("\000").nil?
end

#entityfy(content) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 27

def entityfy(content)
  @coder ||= HTMLEntities.new
  @coder.encode(content)
end

#format_binary_blob(path, content, repository = nil, ref = nil) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 37

def format_binary_blob(path, content, repository = nil, ref = nil)
  link_binary_blob(path, content, repository, ref)
end

#format_blob(path, content, repo = nil, ref = nil) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 32

def format_blob(path, content, repo = nil, ref = nil)
  return format_binary_blob(path, content, repo, ref) if binary?(content)
  format_text_blob(path, content, repo, ref)
end

#format_text_blob(path, content, repository = nil, ref = nil) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 50

def format_text_blob(path, content, repository = nil, ref = nil)
  multiline(entityfy(content))
end

#format_whitespace(text) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 54

def format_whitespace(text)
  text
end

#link_binary_blob(path, content, repository = nil, ref = nil) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 41

def link_binary_blob(path, content, repository = nil, ref = nil)
  <<-HTML
<p class="prettyprint">
The content you're attempting to browse appears to be binary.
<a href="#{raw_url(repository, ref, path)}">Download #{File.basename(path)}</a>.
</p>
  HTML
end

#multiline(blob, options = {}) ⇒ Object 



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# File 'lib/libdolt/view/blob.rb', line 58

def multiline(blob, options = {})
  class_names = options[:class_names] || []
  class_names << "prettyprint" << "linenums"

  num = 0
  lines = blob.split("\n").inject("") do |html, line|
    num += 1
    # Empty elements causes annoying rendering artefacts
    # Forcing one space on each line affects copy-paste negatively
    # TODO: Don't force one space, find CSS fix
    line = format_whitespace(line).sub(/^$/, " ")
    "#{html}<li class=\"L#{num}\"><span class=\"line\">#{line}</span></li>"
  end

  "<pre class=\"#{class_names.join(' ')}\">" +
    "<ol class=\"linenums\">#{lines}</ol></pre>"
end