Class: RazorRisk::Cassini::Applications::RouteVerbAdaptors::RiskPointData::Navigation::Schemes::CollectionGet

Inherits:
RESTFramework::VerbHandler
  • Object
show all
Includes:
Cassini::Mixin::RazorResponseValidator, Cassini::Util::ConversionUtil, Razor::Connectivity::Razor3::EntityConnectors::RiskPointData, RazorRisk::Core::Diagnostics::Logger
Defined in:
lib/razor_risk/cassini/applications/route_verb_adaptors/rpd/navigation/schemes/collection_get.rb

Overview

Handler for GET requests for the navigation scheme collection.

Constant Summary collapse

HTTP_VERB =

########################################################## Constants

:get
HTTP_ACCEPTS = 
[
    'application/xml',
    'application/json',
    'text/xml',
].freeze
QUERY_PARAMETERS = 
%w[
    page-base
    page-extent
    sort-field
].freeze
ROUTE_VARIABLES = 
[].freeze

Instance Method Summary collapse

Constructor Details

#initialize(*args, **options) ⇒ CollectionGet

########################################################## methods



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# File 'lib/razor_risk/cassini/applications/route_verb_adaptors/rpd/navigation/schemes/collection_get.rb', line 71

def initialize *args, **options

    @connector_class = options[:connector_class] || NavigationSchemeConnector
    super
end

Instance Method Details

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



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# File 'lib/razor_risk/cassini/applications/route_verb_adaptors/rpd/navigation/schemes/collection_get.rb', line 77

def handle env, params, request, response

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

    page_base = check_option(params, 'page-base', allow_nil: true, strip_str_whitespace: true)
    if page_base
        page_base = ::Xqsr3::Conversion::IntegerParser.to_integer(page_base, default: nil)
        if page_base.nil?
            error HTTP_STATUS_NAMES::UNPROCESSABLE_ENTITY, 'page-base must be an integer'
        elsif page_base.negative?
            error HTTP_STATUS_NAMES::UNPROCESSABLE_ENTITY, 'page-base must not be negative'
        end
    end

    page_extent = check_option(params, 'page-extent', allow_nil: true, strip_str_whitespace: true)
    if page_extent
        page_extent = ::Xqsr3::Conversion::IntegerParser.to_integer(page_extent, default: nil)
        if page_extent.nil?
            error HTTP_STATUS_NAMES::UNPROCESSABLE_ENTITY, 'page-extent must be an integer'
        elsif !page_extent.positive?
            error HTTP_STATUS_NAMES::UNPROCESSABLE_ENTITY, 'page-extent must be positive'
        end
    end

    sort_field = check_option(params, 'sort-field', type: ::String, allow_nil: true, strip_str_whitespace: true)
    sort_field = nil if sort_field&.empty?

    options = {
        page_base:   page_base,
        page_extent: page_extent,
        sort_field:  sort_field,
    }

    ec = @connector_class.new settings.razor_requester, credentials: get_required_credentials
    qr = ec.get_navigation_schemes(**options, indicate_result_by: :qualified_result)
    log :debug1, "qr(#{qr.class})='#{qr}'"

    # Check the request succeeded
    validate_qualified_razor_response qr
    error HTTP_STATUS_NAMES::NOT_FOUND, 'No naviagation schemes found' if qr.result.nil?

    if qr.failed?
        log :warning, 'Failed to retrieve snapshot progress information for an unkown reason'
        error HTTP_STATUS_NAMES::INTERNAL_SERVER_ERROR, 'Oops! Something went wrong'
    end

    status HTTP_STATUS_NAMES::OK

    if request.accept?('application/xml')
        log :debug1, 'application/xml'
        content_type 'application/xml'
        qr.result.to_s
    elsif request.accept?('text/xml')
        log :debug1, 'text/xml'
        content_type 'text/xml'
        qr.result.to_s
    elsif request.accept?('application/json')
        log :debug1, 'application/json'
        content_type 'application/json'
        convert_XML_to_JSON qr.result, scheme: :gdata
    else
        log :violation, "unexpected failure to match given 'Accept' header '#{request.accept}'"
        error HTTP_STATUS_NAMES::INTERNAL_SERVER_ERROR, 'Oops! Something went wrong'
    end
end