Class: Wordnik::Response

Inherits:
Object show all
Extended by:
ActiveModel::Naming
Includes:
ActiveModel::Conversion, ActiveModel::Validations
Defined in:
lib/wordnik/response.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(raw) ⇒ Response

Returns a new instance of Response.



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# File 'lib/wordnik/response.rb', line 16

def initialize(raw)
  self.raw = raw
  catch_errors
end

Instance Attribute Details

#raw ⇒ Object

Returns the value of attribute raw.



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# File 'lib/wordnik/response.rb', line 12

def raw
  @raw
end

Instance Method Details

#body ⇒ Object

If body is JSON, parse it TODO: If body is XML, parse it Otherwise return raw string



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# File 'lib/wordnik/response.rb', line 45

def body
  JSON.parse raw.body
rescue
  raw.body
end

#catch_errors ⇒ Object 



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# File 'lib/wordnik/response.rb', line 25

def catch_errors
  case self.code
  when 500..510 then raise(ServerError, error_message)
  when 299..426 then raise(ClientError, error_message)
  end
end

#code ⇒ Object 



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# File 'lib/wordnik/response.rb', line 21

def code
  raw.code
end

#error_message ⇒ Object

If the error message is not helpful, dump the whole response object



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# File 'lib/wordnik/response.rb', line 34

def error_message
  msg = body['message']
  return self.raw.to_yaml if msg.blank? || msg =~ /system error/i || msg =~ /ServerError/
  return msg
rescue
  self.raw.to_yaml
end

#format ⇒ Object

Extract the response format from the header hash e.g. => ‘application/json’



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# File 'lib/wordnik/response.rb', line 59

def format
  headers['Content-Type'].split(";").first.strip.split("/").last.to_s
end

#headers ⇒ Object 



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# File 'lib/wordnik/response.rb', line 51

def headers
  h = {}
  raw.headers_hash.each {|k,v| h[k] = v }
  h
end

#json? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/wordnik/response.rb', line 63

def json?
  format == 'json'
end

#persisted? ⇒ Boolean

It’s an ActiveModel thing..

Returns:

  • (Boolean) 


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# File 'lib/wordnik/response.rb', line 89

def persisted?
  false
end

#pretty_body ⇒ Object 



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# File 'lib/wordnik/response.rb', line 71

def pretty_body
  return unless body.present?
  case format
  when 'json'
    JSON.pretty_generate(body).gsub(/\n/, '<br/>')
  when 'xml'
    xsl = Nokogiri::XSLT(File.open(File.join(File.dirname(__FILE__), "../../config/pretty_print.xsl")))
    xml = Nokogiri(body)
    coder = HTMLEntities.new
    coder.encode(xsl.apply_to(xml).to_s)
  end
end

#pretty_headers ⇒ Object 



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# File 'lib/wordnik/response.rb', line 84

def pretty_headers
  JSON.pretty_generate(headers).gsub(/\n/, '<br/>')
end

#xml? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/wordnik/response.rb', line 67

def xml?
  format == 'xml'
end