我需要在控制器的更新操作中使用REST请求。这是Amazon Payments Marketplace API。下面是他们的例子。我该如何在控制器中调用它并处理响应呢?下面也是响应。非常感谢您的帮助。
Sample REST Request
https://fps.sandbox.amazonaws.com?
Action=Settle
&AWSAccessKeyId=AKIAIOSFODNN7EXAMPLE
&ReserveTransactionId=14GKD9GE66FAA63E6O6B2JDPZKN53LZ7F22
&SignatureMethod=HmacSHA256
&SignatureVersion=2
&Signature=SJJLsIBghi7VIycBjX7c3hnfgZ%2FBvZbzqLtAZXDL8ys%3D
&Timestamp=2009-10-06T07%3A53%3A11.750Z
&TransactionAmount.CurrencyCode=USD
&TransactionAmount.Value=1
&Version=2008-09-17REST请求响应示例
<SettleResponse xmlns="http://fps.amazonaws.com/doc/2008-09-17/">
<SettleResult>
<TransactionId>14GKD9GE66FAA63E6O6B2JDPZKN53LZ7F22</TransactionId>
<TransactionStatus>Pending</TransactionStatus>
</SettleResult>
<ResponseMetadata>
<RequestId>9ed2008b-b230-4ed0-9210-095f77fc2359:0</RequestId>
</ResponseMetadata>
</SettleResponse>发布于 2012-09-21 09:44:58
require "net/http"
require "open-uri"
uri = URI.parse("http://www.google.com")
response = Net::HTTP.get_response(uri)
=> #<Net::HTTPOK 200 OK readbody=true>然后获取响应的正文:
body = response.body
#=> "<!doctype html><html itemscope=\"itemscope\" ...如果你想做更复杂的事情,我建议你使用像HTTParty或faraday这样的HTTP client gem。
如果繁重的任务只是在响应解析方面,那么您可以使用nokogiri:
require 'nokogiri'
doc = Nokogiri::HTTP(body)
doc.search('h1').text
#=> "Google"https://stackoverflow.com/questions/12522986
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