Class: Gollum::WebSequenceDiagram

Inherits:
Object
  • Object
show all
Defined in:
lib/gollum-lib/web_sequence_diagram.rb

Constant Summary collapse

WSD_URL = 
"http://www.websequencediagrams.com/index.php"

Instance Method Summary collapse

Constructor Details

#initialize(code, style) ⇒ WebSequenceDiagram

Initialize a new WebSequenceDiagram object.

code - The String containing the sequence diagram markup. style - The String containing the rendering style.

Returns a new Gollum::WebSequenceDiagram object



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# File 'lib/gollum-lib/web_sequence_diagram.rb', line 15

def initialize(code, style)
  @code = code
  @style = style
  @tag = ""

  render
end

Instance Method Details

#render ⇒ Object

Render the sequence diagram on the remote server and store the url to the rendered image.

Returns nil.



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# File 'lib/gollum-lib/web_sequence_diagram.rb', line 27

def render
  response = Net::HTTP.post_form(URI.parse(WSD_URL), 'style' => @style, 'message' => @code)
  if response.body =~ /img: "(.+)"/
    url = "http://www.websequencediagrams.com/#{$1}"
    @tag = "<img src=\"#{url}\" />"
  else
    puts response.body
    @tag ="Sorry, unable to render sequence diagram at this time."
  end
end

#to_tag ⇒ Object

Gets the HTML IMG tag for the sequence diagram.

Returns a String containing the IMG tag.



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# File 'lib/gollum-lib/web_sequence_diagram.rb', line 41

def to_tag
  @tag
end