Class: Jimson::ClientHelper
- Inherits:
-
Object
- Object
- Jimson::ClientHelper
- Defined in:
- lib/jimson/client.rb
Constant Summary collapse
- JSON_RPC_VERSION =
'2.0'
Class Method Summary collapse
Instance Method Summary collapse
-
#initialize(url) ⇒ ClientHelper
constructor
A new instance of ClientHelper.
- #process_batch_response(responses) ⇒ Object
- #process_call(sym, args) ⇒ Object
- #process_single_response(data) ⇒ Object
- #push_batch_request(request) ⇒ Object
- #send_batch ⇒ Object
- #send_batch_request(batch) ⇒ Object
- #send_single_request(method, args) ⇒ Object
- #valid_response?(data) ⇒ Boolean
Constructor Details
#initialize(url) ⇒ ClientHelper
Returns a new instance of ClientHelper.
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# File 'lib/jimson/client.rb', line 15 def initialize(url) @url = url URI.parse(@url) # for the sake of validating the url @batch = [] end |
Class Method Details
.make_id ⇒ Object
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# File 'lib/jimson/client.rb', line 11 def self.make_id rand(10**12) end |
Instance Method Details
#process_batch_response(responses) ⇒ Object
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# File 'lib/jimson/client.rb', line 61 def process_batch_response(responses) responses.each do |resp| saved_response = @batch.map { |r| r[1] }.select { |r| r.id == resp['id'] }.first raise Jimson::ClientError::InvalidResponse.new unless !!saved_response saved_response.populate!(resp) end end |
#process_call(sym, args) ⇒ Object
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# File 'lib/jimson/client.rb', line 21 def process_call(sym, args) resp = send_single_request(sym.to_s, args) begin data = JSON.parse(resp) rescue raise Jimson::ClientError::InvalidJSON.new(resp) end return process_single_response(data) end |
#process_single_response(data) ⇒ Object
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# File 'lib/jimson/client.rb', line 69 def process_single_response(data) raise Jimson::ClientError::InvalidResponse.new if !valid_response?(data) if !!data['error'] code = data['error']['code'] if Jimson::ServerError::CODES.keys.include?(code) raise Jimson::ServerError::CODES[code].new else raise Jimson::ClientError::UnknownServerError.new(code, data['error']['message']) end end return data['result'] rescue Exception, StandardError raise Jimson::ClientError::InternalError.new($!) end |
#push_batch_request(request) ⇒ Object
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# File 'lib/jimson/client.rb', line 112 def push_batch_request(request) request.id = self.class.make_id response = Jimson::Response.new(request.id) @batch << [request, response] return response end |
#send_batch ⇒ Object
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# File 'lib/jimson/client.rb', line 119 def send_batch batch = @batch.map(&:first) # get the requests response = send_batch_request(batch) begin responses = JSON.parse(response) rescue raise Jimson::ClientError::InvalidJSON.new(json) end process_batch_response(responses) @batch = [] end |
#send_batch_request(batch) ⇒ Object
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# File 'lib/jimson/client.rb', line 51 def send_batch_request(batch) post_data = batch.to_json resp = RestClient.post(@url, post_data, :content_type => 'application/json') if resp.nil? || resp.body.nil? || resp.body.empty? raise Jimson::ClientError::InvalidResponse.new end return resp.body end |
#send_single_request(method, args) ⇒ Object
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# File 'lib/jimson/client.rb', line 33 def send_single_request(method, args) post_data = { 'jsonrpc' => JSON_RPC_VERSION, 'method' => method, 'params' => args, 'id' => self.class.make_id }.to_json resp = RestClient.post(@url, post_data, :content_type => 'application/json') if resp.nil? || resp.body.nil? || resp.body.empty? raise Jimson::ClientError::InvalidResponse.new end return resp.body rescue Exception, StandardError raise Jimson::ClientError::InternalError.new($!) end |
#valid_response?(data) ⇒ Boolean
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# File 'lib/jimson/client.rb', line 87 def valid_response?(data) return false if !data.is_a?(Hash) return false if data['jsonrpc'] != JSON_RPC_VERSION return false if !data.has_key?('id') return false if data.has_key?('error') && data.has_key?('result') if data.has_key?('error') if !data['error'].is_a?(Hash) || !data['error'].has_key?('code') || !data['error'].has_key?('message') return false end if !data['error']['code'].is_a?(Fixnum) || !data['error']['message'].is_a?(String) return false end end return true rescue return false end |