Class: AliyunChatbot::Client

Inherits:
Object
  • Object
show all
Includes:
Api
Defined in:
lib/aliyun_chatbot/client.rb

Constant Summary

Constants included from Api

Api::URL_BASE

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Api

#chat_params, #public_params, #sender_params

Constructor Details

#initialize(ak_id = nil, ak_secret = nil) ⇒ Client

Returns a new instance of Client.



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# File 'lib/aliyun_chatbot/client.rb', line 9

def initialize ak_id = nil, ak_secret = nil
  @ak_id = ak_id || AliyunChatbot.ak_id
  @ak_secret = ak_secret || AliyunChatbot.ak_secret
end

Instance Attribute Details

#ak_id ⇒ Object

include AliyunChatbot::Config



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# File 'lib/aliyun_chatbot/client.rb', line 7

def ak_id
  @ak_id
end

#ak_secret ⇒ Object

include AliyunChatbot::Config



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# File 'lib/aliyun_chatbot/client.rb', line 7

def ak_secret
  @ak_secret
end

Instance Method Details

#hmac_key ⇒ Object 



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# File 'lib/aliyun_chatbot/client.rb', line 55

def hmac_key
  "#{ak_secret}&"
end

#params_to_query_string(params) ⇒ Object

todo module



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# File 'lib/aliyun_chatbot/client.rb', line 33

def params_to_query_string(params)
  query = params.sort.map do |k, v|
    "#{percent_cncode(k)}=#{percent_cncode(v)}" if v.to_s != ''
  end.compact.join('&')
  # puts "URL before sign"
  # puts query
  query
end

#percent_cncode(str) ⇒ Object

注意：一般支持 URL 编码的库（比如 Java 中的 java.net.URLEncoder）都是按照“application/x-www-form-urlencoded”的 MIME 类型的规则进行编码的。实现时可以直接使用这类方式进行编码，把编码后的字符串中的加号“+”替换成“%20”、星号“*”替换成“%2A”、“%7E”替换回波浪号“~”，即可得到上述规则描述的编码字符串。



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# File 'lib/aliyun_chatbot/client.rb', line 43

def percent_cncode(str)
  CGI.escape(str.to_s).gsub("+", "%20").gsub("*", "%2A").gsub("%7E", "~")
end

#send_message(instance_id, utterance, session_id = nil, knowledge_id = nil, sender_id = nil, sender_nick = nil, tag = nil) ⇒ Object 



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# File 'lib/aliyun_chatbot/client.rb', line 14

def send_message  instance_id, utterance, session_id = nil, knowledge_id = nil, sender_id = nil, sender_nick = nil, tag = nil
  whole_params = public_params.merge chat_params(instance_id, utterance, session_id, knowledge_id)
  whole_params.merge! sender_params(sender_id, sender_nick, tag)
  
  signature = signature(whole_params)
  whole_params.merge!({Signature: signature})

  puts "whole_params"
  puts whole_params

  scheme = 'https'
  url = scheme + "://" + URL_BASE + "?" + params_to_query_string(whole_params)
  puts "Final Get URL : " + url
  response = HTTP.get(url)
  # {"SessionId"=>"xxx", "Messages"=>[{"Text"=>{"Content"=>"", "AnswerSource"=>"NO_ANSWER"}, "Type"=>"Text", "Knowledge"=>{}}], "MessageId"=>"xxx", "RequestId"=>"xxx"}
  JSON.parse(response) rescue nil
end

#signature(params) ⇒ Object 



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# File 'lib/aliyun_chatbot/client.rb', line 47

def signature(params)
  string_to_sign = "GET" + "&" + "%2F" + "&"+ percent_cncode(params_to_query_string(params))
  # puts "StringToSign"
  # puts string_to_sign 
  signature = Base64.strict_encode64(OpenSSL::HMAC.digest('sha1', hmac_key, string_to_sign))
  signature
end