Ruby on rails 解析来自httpparty响应的数据
我从http方请求返回了大量JSON 在我的Rails控制器中,我获得了以下数据:Ruby on rails 解析来自httpparty响应的数据,ruby-on-rails,ruby,json,httparty,Ruby On Rails,Ruby,Json,Httparty,我从http方请求返回了大量JSON 在我的Rails控制器中,我获得了以下数据: @data = @request.parsed_response["InfoResponses"] 在我的html.erb中,我在屏幕上显示了@数据,如下所示: [{"AdditionalResponse"=>nil, "AddressResponse"=>nil, "HighResResponse"=>nil, "LowResResponse"=>nil, "OtherRespons
@data = @request.parsed_response["InfoResponses"]
在我的html.erb中,我在屏幕上显示了@数据,如下所示:
[{"AdditionalResponse"=>nil, "AddressResponse"=>nil, "HighResResponse"=>nil, "LowResResponse"=>nil, "OtherResponse"=>nil, "Error"=>nil, "CarResponse"=>{"Values"=>[{"FieldDescription"=>"Colour", "FieldName"=>"COLOUR", "Value"=>BLUE}, {"FieldDescription"=>"Engine Size", "FieldName"=>"ENGINESIZE", "Value"=>1400}, {"FieldDescription"=>"Number Doors", "FieldName"=>"NUMBERDOORS", "Value"=>4}, {"FieldDescription"=>"Fuel", "FieldName"=>"FUEL", "Value"=>GAS}, {"FieldDescription"=>"Wheel Size", "FieldName"=>"WHEELSIZE", "Value"=>17}, {"FieldDescription"=>"CD Player", "FieldName"=>"CDPLAYER", "Value"=>Y}],
"Error"=>nil, "Id"=>"2"}, "Id"=>"2", "DensityResponse"=>nil, "RiskIndexResponse"=>nil, "FinanceResponse"=>{"Value"=>Available, "Error"=>nil, "Id"=>"2"}},
{"AdditionalResponse"=>nil, "AddressResponse"=>nil, "HighResResponse"=>nil, "LowResResponse"=>nil, "OtherResponse"=>nil, "Error"=>nil, "CarResponse"=>{"Values"=>[{"FieldDescription"=>"Colour", "FieldName"=>"COLOUR", "Value"=>RED}, {"FieldDescription"=>"Engine Size", "FieldName"=>"ENGINESIZE", "Value"=>1400}, {"FieldDescription"=>"Number Doors", "FieldName"=>"NUMBERDOORS", "Value"=>4}, {"FieldDescription"=>"Fuel", "FieldName"=>"FUEL", "Value"=>GAS}, {"FieldDescription"=>"Wheel Size", "FieldName"=>"WHEELSIZE", "Value"=>19}, {"FieldDescription"=>"CD Player", "FieldName"=>"CDPLAYER", "Value"=>Y}],
"Error"=>nil, "Id"=>"1"}, "Id"=>"1", "DensityResponse"=>nil, "RiskIndexResponse"=>nil, "FinanceResponse"=>{"Value"=>Available, "Error"=>nil, "Id"=>"1"}}]
在屏幕上,我只想显示CarResponse详细信息,即所有字段,如Colout、EngineSize等及其值,我想提取的唯一其他详细信息是FinanceResponse值和Id
提取这些细节的最佳方法是什么?我在这里展示了2,但是我的JSON响应可能包含与上面重复的相同的响应
编辑-我的HttpParty代码如下
def self.GetInforFromASPWebAPI
@request_body = [{:Id => '1',
:A => '1',
:B => '1',
:C=> '1'}]
post('localhost:50544/api/MyController/GetInfo', :body => @request_body.to_json,
:headers => {'Content-Type' => 'application/json'})
end
这是在一个助手类中-然后在我的控制器中,我做了如下操作:
@response = ASPWebAPIClass.GetInforFromASPWebAPI
响应的内容甚至包含更多的数据,因此我使用了之前所做的工作,将其中的一些内容剥离到已解析的_响应中。您应该有一个完整的类来表示API。然后,您的方法将获得您感兴趣的内容,而不是将整个响应传递回Rails控制器,迫使控制器知道如何解析API的响应。按照单一责任原则将所有API知识放入API类。因此,您的代码将更干净 例如:
class CarAPI
include HTTParty
base_uri 'localhost:50544/api/MyController'
# any other initialization stuff
def initialize
@options = {
:body => @request_body.to_json,
:headers => {'Content-Type' => 'application/json'}
}
end
def car_info
response = self.class.post '/getinfo'
# Create a simple Ruby hash with key/value pairs
cars = {}
response['InfoResponses'][0]['CarResponses']['Values'].each do |field|
cars[field['FieldName']] = field['Value']
end
cars
end
end
这有点简化;您需要迭代所有响应(用循环/映射替换[0])。HTTParty为您执行此操作。不要重新分析原始响应。显示您的HTTParty代码。@MarkThomas-嗨,Mark我已经编辑了我的问题,以包括我当前的HTTParty代码。您有完整的课程吗?初始值设定项看起来像什么?