Class: Curldown::Render

Inherits:
Object
  • Object
show all
Defined in:
lib/curldown.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(user: false, repo: false, url: false, github: false, bitbucket: false) ⇒ Render

Returns a new instance of Render.



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# File 'lib/curldown.rb', line 29

def initialize(user: false, repo: false, url: false, github: false, bitbucket: false)
  @lexers = []
  Pygments.lexers.each{|k,v| @lexers << v[:aliases] }
  @lexers.flatten!
  if url
    @raw = get(url, json: false)
  else
    if github
      req = GitHub.new(user, repo)
    elsif bitbucket
      req = BitBucket.new(user, repo)
    else
      raise StandardError.new("Must specify either: github, bitbucket or url parameters.")
    end
    req.perform
    @raw= req.readme_md
  end
end

Instance Attribute Details

#bitbucket ⇒ Object

Returns the value of attribute bitbucket.



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# File 'lib/curldown.rb', line 28

def bitbucket
  @bitbucket
end

#github ⇒ Object

Returns the value of attribute github.



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# File 'lib/curldown.rb', line 28

def github
  @github
end

#html ⇒ Object

Returns the value of attribute html.



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# File 'lib/curldown.rb', line 28

def html
  @html
end

#lexers ⇒ Object

Returns the value of attribute lexers.



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# File 'lib/curldown.rb', line 28

def lexers
  @lexers
end

#raw ⇒ Object

Returns the value of attribute raw.



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# File 'lib/curldown.rb', line 28

def raw
  @raw
end

#repo ⇒ Object

Returns the value of attribute repo.



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# File 'lib/curldown.rb', line 28

def repo
  @repo
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/curldown.rb', line 28

def url
  @url
end

#user ⇒ Object

Returns the value of attribute user.



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# File 'lib/curldown.rb', line 28

def user
  @user
end

Instance Method Details

#highlight! ⇒ Object 



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# File 'lib/curldown.rb', line 51

def highlight!
  doc = Nokogiri::HTML(@html)
  doc.css("pre").each do |pre|
    attrs = pre.children[0].attributes['class']
    if attrs
      lang = validate_lexer(attrs.value)
    else
      lang = "sh"
    end
    highlight = Pygments.highlight(pre.content, :lexer => lang)
    parsed = Nokogiri::HTML(highlight).css(".highlight")
    pre.add_next_sibling(parsed)
    pre.remove
  end
  @html = doc.css("body").children.to_html
end

#render ⇒ Object 



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# File 'lib/curldown.rb', line 47

def render
  md = Redcarpet::Markdown.new(Redcarpet::Render::HTML, fenced_code_blocks: true)
  @html= md.render(@raw)
end

#validate_lexer(string) ⇒ Object 



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# File 'lib/curldown.rb', line 67

def validate_lexer(string)
  @lexers.include?(string) ? string : "sh"
end