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Contents
require 'net/http'
require 'uri'
require 'open-uri'
class Gollum::WebSequenceDiagram
WSD_URL = "http://www.websequencediagrams.com/index.php"
# 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
def initialize(code, style)
@code = code
@style = style
@tag = ""
render
end
# Render the sequence diagram on the remote server and store the url to
# the rendered image.
#
# Returns nil.
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
# Gets the HTML IMG tag for the sequence diagram.
#
# Returns a String containing the IMG tag.
def to_tag
@tag
end
end
Version data entries
27 entries across 27 versions & 2 rubygems