Module: RapGenius::Client

Included in:
RapGenius, Artist, Line, Song
Defined in:
lib/rapgenius/client.rb

Defined Under Namespace

Classes: HTTPClient

Constant Summary collapse

BASE_URL = 
HTTPClient.base_uri + "/".freeze

Instance Method Summary collapse

Instance Method Details

#document ⇒ Object 



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# File 'lib/rapgenius/client.rb', line 28

def document
  @document ||= fetch(@url)
end

#fetch(url) ⇒ Object 



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# File 'lib/rapgenius/client.rb', line 32

def fetch(url)
  response = HTTPClient.get(url)

  if response.code != 200
    raise RapGenius::Error, "Received a #{response.code} HTTP response"
  end

  response.parsed_response
end

#parse_description(node) ⇒ Object

Descriptions are formatted in an irritating way, encapsulating the various kinds of HTML tag that can be included. This parses that into text, but some content may be lost.



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# File 'lib/rapgenius/client.rb', line 45

def parse_description(node)
  if node.is_a? String
    node
  elsif node.is_a? Array
    node.map { |subnode| parse_description(subnode) }
  elsif node.is_a? Hash
    return unless node.key? "children"
    parse_description(node["children"])
  end
end

#url=(url) ⇒ Object 



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# File 'lib/rapgenius/client.rb', line 20

def url=(url)
  unless url =~ /^https?:\/\//
    @url = BASE_URL + url.gsub(/^\//, '')
  else
    @url = url
  end
end