Class: Gfrom

Inherits:
Object
  • Object
show all
Defined in:
lib/gfrom.rb

Constant Summary collapse

MATCHERS =
'//input[@type="text"] | //input[@type="radio"] | //input[@type="checkbox"] | //input[@type="hidden"] | //textarea | //form'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url, regenerate_cache = false, lang = 'en') ⇒ Gfrom

Returns a new instance of Gfrom.


14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
# File 'lib/gfrom.rb', line 14

def initialize(url, regenerate_cache = false, lang = 'en')
  @form = Hash.new
  @fields = []

  url = Gfrom::locale_url(url, lang)

  @cache = "#{Dir.tmpdir}/#{Digest::SHA1.hexdigest(url)}"
  if File.exists?(@cache) and regenerate_cache
    File.delete @cache
  end

  unless File.exists?(@cache)
    req = Curl.get(url)
    File.open(@cache, "w") do |f|
      f.write req.body_str
    end
  end

  keys = []

  doc = Nokogiri::XML(File.open(@cache))
  doc.search(MATCHERS).each do |node|
    case node.name
    when "form"
      @form[:action] = node.attributes["action"].value unless @form.has_key?(:action)
      @form[:title] = doc.search('//title').first.text.strip unless @form.has_key?(:title)
    else
      n = hash_it(node)
      @fields << n
      keys << n[:name]
    end
  end
  @form[:keys] = keys

end

Instance Attribute Details

#fieldsObject

Returns the value of attribute fields.


10
11
12
# File 'lib/gfrom.rb', line 10

def fields
  @fields
end

#formObject

Returns the value of attribute form.


10
11
12
# File 'lib/gfrom.rb', line 10

def form
  @form
end

Class Method Details

.locale_url(url, lang = 'en') ⇒ Object


50
51
52
53
54
55
56
57
58
# File 'lib/gfrom.rb', line 50

def self.locale_url(url, lang = 'en')
  uri = Addressable::URI.parse(url)
  if uri.to_hash.select{|k,v| [:scheme, :host].include? k }.values.any?{|v| v.nil? || v.length == 0}
    raise "Invalid URI"
  end
  uri.query_values ||= Hash.new
  uri.query_values = uri.query_values.merge({"hl" => lang})
  uri.to_s
end

Instance Method Details

#submit(params) ⇒ Object


60
61
62
63
64
65
66
67
68
69
70
71
72
# File 'lib/gfrom.rb', line 60

def submit(params)
  response = Curl.post(@form[:action], params)
  doc = Nokogiri::XML.parse(response.body_str)
  errorheader = doc.search('//div[@class="errorheader"]')
  success = errorheader.empty?
  out = { :success => success }
  if success
    out[:message] = doc.search('//div[@class="ss-custom-resp"]').first.text.strip rescue doc.search('//title').first.text.strip
  else
    out[:message] = errorheader.children.first.text.strip
  end
  out
end