Module: Cb::ResponseValidator

Defined in:
lib/cb/utils/validator.rb

Class Method Summary collapse

Class Method Details

.get_empty_json_hash ⇒ Object 



42
43
44
 
# File 'lib/cb/utils/validator.rb', line 42

def self.get_empty_json_hash
  Hash.new
end

.handle_parser_error(response) ⇒ Object 



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/cb/utils/validator.rb', line 25

def self.handle_parser_error(response)
  # if it's not JSON, try XML
  xml = Nokogiri::XML.parse(response).elements.to_s
  if xml.blank?
    # if i wasn't xml either, give up and return an empty json hash
    return self.get_empty_json_hash
  else
    # if it was, return a hash from the xml UNLESS it was a generic
    xml_hash = nori.parse(xml.to_s)
    if xml_hash.has_key?('Response') && xml_hash['Response'].has_key?('Errors')
      return self.get_empty_json_hash
    else
      return xml_hash
    end
  end
end

.nori ⇒ Object 



46
47
48
 
# File 'lib/cb/utils/validator.rb', line 46

def self.nori
  @nori ||= Nori.new
end

.validate(response) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/cb/utils/validator.rb', line 6

def self.validate(response)
  if response.blank? || response.response.body.blank?
    return self.get_empty_json_hash
  end

  if response.code != 200
    # we only handle json or xml responses - html means something bad happened
    is_html = response.response.body.include?('<!DOCTYPE html')
    return self.get_empty_json_hash if is_html
  end

  begin
    json = JSON.parse(response.response.body)
    json.keys.any? ? json : self.get_empty_json_hash
  rescue JSON::ParserError
    self.handle_parser_error(response.response.body)
  end
end