class Chef::HTTP::JSONOutput
Middleware that takes an HTTP response, parses it as JSON if possible.
Attributes
inflate_json_class[RW]
raw_output[RW]
Public Class Methods
new(opts = {})
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# File lib/chef/http/json_output.rb, line 32 def initialize(opts = {}) @raw_output = opts[:raw_output] @inflate_json_class = opts[:inflate_json_class] end
Public Instance Methods
handle_request(method, url, headers = {}, data = false)
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# File lib/chef/http/json_output.rb, line 37 def handle_request(method, url, headers = {}, data = false) # Ideally this should always set Accept to application/json, but # Chef::REST is sometimes used to make non-JSON requests, so it sets # Accept to the desired value before middlewares get called. headers["Accept"] ||= "application/json" [method, url, headers, data] end
handle_response(http_response, rest_request, return_value)
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# File lib/chef/http/json_output.rb, line 45 def handle_response(http_response, rest_request, return_value) # temporary hack, skip processing if return_value is false # needed to keep conditional get stuff working correctly. return [http_response, rest_request, return_value] if return_value == false if http_response["content-type"] =~ /json/ if http_response.body.nil? return_value = nil elsif raw_output return_value = http_response.body.to_s else if inflate_json_class return_value = Chef::JSONCompat.from_json(http_response.body.chomp) else return_value = Chef::JSONCompat.parse(http_response.body.chomp) end end [http_response, rest_request, return_value] else Chef::Log.trace("Expected JSON response, but got content-type '#{http_response['content-type']}'") if http_response.body Chef::Log.trace("Response body contains:\n#{http_response.body.length < 256 ? http_response.body : http_response.body[0..256] + " [...truncated...]"}") end return [http_response, rest_request, http_response.body.to_s] end end
handle_stream_complete(http_response, rest_request, return_value)
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# File lib/chef/http/json_output.rb, line 71 def handle_stream_complete(http_response, rest_request, return_value) [http_response, rest_request, return_value] end
stream_response_handler(response)
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# File lib/chef/http/json_output.rb, line 75 def stream_response_handler(response) nil end