class FaradayMiddleware::RaiseHttpException
@private
Public Class Methods
new(app)
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Calls superclass method
# File lib/phenoscaperb/faraday.rb, line 27 def initialize(app) super app @parser = nil end
Public Instance Methods
call(env)
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# File lib/phenoscaperb/faraday.rb, line 8 def call(env) @app.call(env).on_complete do |response| case response[:status].to_i when 400 raise Phenoscape::BadRequest, error_message_400(response) when 404 raise Phenoscape::NotFound, error_message_400(response) when 500 raise Phenoscape::InternalServerError, error_message_500(response, "Something is technically wrong.") when 502 raise Phenoscape::BadGateway, error_message_500(response, "The server returned an invalid or incomplete response.") when 503 raise Phenoscape::ServiceUnavailable, error_message_500(response, "Crossref is rate limiting your requests.") when 504 raise Phenoscape::GatewayTimeout, error_message_500(response, "504 Gateway Time-out") end end end
Private Instance Methods
error_body(body)
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# File lib/phenoscaperb/faraday.rb, line 38 def error_body(body) if not body.nil? and not body.empty? and body.kind_of?(String) if is_json?(body) body = ::MultiJson.load(body) if body['message'].nil? body = nil elseif body['message'].length == 1 body = body['message'] else body = body['message'].collect { |x| x['message'] }.join('; ') end end end if body.nil? nil else ": #{body}" end end
error_message_400(response)
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# File lib/phenoscaperb/faraday.rb, line 34 def error_message_400(response) "\n #{response[:method].to_s.upcase} #{response[:url].to_s}\n Status #{response[:status]}#{error_body(response[:body])}" end
error_message_500(response, body=nil)
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# File lib/phenoscaperb/faraday.rb, line 59 def error_message_500(response, body=nil) "#{response[:method].to_s.upcase} #{response[:url].to_s}: #{[response[:status].to_s + ':', body].compact.join(' ')}" end
is_json?(string)
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# File lib/phenoscaperb/faraday.rb, line 63 def is_json?(string) MultiJson.load(string) return true rescue MultiJson::ParseError return false end