Class: RazorRisk::Cassini::Applications::RouteVerbAdaptors::Trades::ItemGet

Inherits:
RESTFramework::VerbHandler
  • Object
show all
Includes:
Pantheios, RazorRisk::Core::Diagnostics::Logger, Razor::Connectivity::Razor3::EntityConnectors
Defined in:
lib/razor_risk/cassini/applications/route_verb_adaptors/trades/item_get.rb

Overview

########################################################################## classes

Constant Summary collapse

HTTP_VERB = 
:get
HTTP_ACCEPTS = 
%w{ application/xml application/json text/xml }
ROUTE_VARIABLES = 
%w{

    id
}
QUERY_PARAMETERS = 
%w{

    result-form
}

Instance Method Summary collapse

Instance Method Details

#handle(env, params, request, response) ⇒ Object 



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# File 'lib/razor_risk/cassini/applications/route_verb_adaptors/trades/item_get.rb', line 61

def handle env, params, request, response

    trace ParamNames[ :env, :params, :request, :response ], env, params, request, response

    # params


    id  =   params['id']
    rf  =   case rf = (params['result-form'] || '').to_s
            when '', 'default'
                :body
            when 'contexts'
                :contexts
            when 'summary'
                :trade_summary
            when 'trade'
                :trade
            else
                log(:warning) { "unrecognised result-form '#{rf}'" }
                :body
            end

    # get credentials


    cr  =   get_required_credentials

    # get requester


    rr  =   settings.razor_requester

    # get connector


    ec  =   TradesConnector.new(rr, credentials: cr)

    # issue request


    qr  =   ec.get_trade id, indicate_result_by: :qualified_result, result_form: rf

    log :debug1, "qr(#{qr.class})='#{qr}'"

    unless qr.succeeded?

        if false

            ;
        elsif qr.result.nil?

            log :debug1, 'failed to retrieve trade'

            halt *[ 404, {}, "trade with id '#{id}' does not exist" ]
        elsif r = qr.failure_qualifier.reasons.lookup?('RZ0011')

            log :debug1, 'failed to retrieve trade'

            halt *[ 404, {}, "#{r.message}: #{r.details}" ]
        else

            log :warning, 'failed to retrieve trade'

            halt *[ 500, {}, qr.failure_qualifier.reasons.join("\n") ]
        end
    end

    r   =   qr.result.to_s

    # return result


    status 200

    if false
    elsif request.accept?('application/xml')

        log :debug1, 'application/xml'

        content_type 'application/xml'

        r
    elsif request.accept?('application/json')

        log :debug1, 'application/json'

        content_type 'application/json'

        resp_hash   =   Hash.from_xml r

        resp_json   =   resp_hash

        JSON.generate resp_json
    elsif request.accept?('text/xml')

        log :debug1, 'text/xml'

        content_type 'text/xml'

        r
    else

        log :violation, "unexpected failure to match given 'Accept' header '#{request.accept}'"

        status 500
    end
end