Class: CKIP::Client

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

Class Method Summary collapse

Class Method Details

.get(sys, text) ⇒ Object 



10
11
12
13
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
49
50
51
 
# File 'lib/CKIP_Client.rb', line 10

def self.get( sys , text )
  text_encoding = text.encoding.to_s
  unless ['Big5','Big5-UAO','UTF-8'].include? text_encoding
    raise 'Encoding ERROR!! CKIP_Client only support UTF-8 or Big5 or Big5-UAO encodings.'
  end
  input_encoding = (text_encoding == 'Big5-UAO')? 'Big5' : text_encoding
  sst = 2.0 - 2304.0 / (text.size + 1280)
  config = YAML::load( File.open( File.dirname(__FILE__) + "/config/#{sys}.yml" ).read )
  sleep rand * 0.25 + 0.1
  request = "<?xml version=\"1.0\" ?>
<wordsegmentation version=\"0.1\" charsetcode=\"#{input_encoding.downcase}\">
<option showcategory=\"1\" />
<authentication username=\"#{config['username']}\" password=\"#{config['password']}\" />
<text>#{text}</text>
</wordsegmentation>"
  begin
    time0 = Time.now
    xml_result = Timeout::timeout(8.0 * (sst + 1.0)){
      @socket = TCPSocket.open( config['host'] , config['port'] )
      @socket.write( request )
      @socket.gets.force_encoding( text_encoding )
    }
    time1 = (Time.now - time0)
    sleep (rand + 0.5) * sst + time1 * 0.35
    
    if xml_result.valid_encoding?
      return xml_result.encode!('UTF-8')
    else
      trans_text = xml_result.encode("UTF-32", :undef => :replace, :invalid => :replace).encode( text_encoding )
      text2 = text.gsub(/[^[:word:]]+/ , "")
      trans_text.each_char{ |c| text2.delete!(c) }
      puts "!!contains unsupported character: #{text2}!!"
      raise Encoding::InvalidByteSequenceError
    end
  rescue Timeout::Error
    time1 = (Time.now - time0)
    puts "!!!Timeout: waited for #{time1.round(2)}s and no response from CKIP server!!!"
    raise $!
  ensure
    @socket.close
  end
end

.xml2str(xml) ⇒ Object 



53
54
55
56
57
58
59
60
61
 
# File 'lib/CKIP_Client.rb', line 53

def self.xml2str( xml )
  if /<result>(.*?)<\/result>/m.match( xml )
    return $1.gsub(/<\/sentence>\r?\n?\t*?\s*?<sentence>/,"\n").gsub("\n　\n","\n\n").sub(/\t*?\s*?<sentence>　?/,'').sub(/<\/sentence>/,'').gsub("\n　", "\n")
  elsif /<processstatus code="\d">(.*?)<\/processstatus>/.match( xml )
    raise $1
  else
    raise "XML return error!!"
  end
end