From 9ed209b262e0b540af967e24e9b9845600a0669c Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Wed, 15 Feb 2012 18:06:46 +0100
Subject: tests fixed for new task api

---
 lib/error.rb | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 lib/error.rb

(limited to 'lib/error.rb')

diff --git a/lib/error.rb b/lib/error.rb
new file mode 100644
index 0000000..b92f2a4
--- /dev/null
+++ b/lib/error.rb
@@ -0,0 +1,99 @@
+
+# adding additional fields to Exception class to format errors according to OT-API
+class Exception
+  attr_accessor :errorCause
+  def http_code; 500; end
+end
+
+module OpenTox
+  
+  class BadRequestError < RuntimeError
+    def http_code; 400; end
+  end
+  
+  class NotAuthorizedError < RuntimeError
+    def http_code; 401; end
+  end
+  
+  class NotFoundError < RuntimeError
+    def http_code; 404; end
+  end
+
+  class ServiceUnavailableError < RuntimeError
+    def http_code; 503; end
+  end
+  
+  class RestCallError < RuntimeError
+    attr_accessor :rest_params
+    def http_code; 502; end
+  end
+
+  class ErrorReport
+    
+    # TODO replace params with URIs (errorCause -> OT.errorCause)
+    attr_reader :message, :actor, :errorCause, :http_code, :errorDetails, :errorType
+
+    private
+    def initialize( http_code, erroType, message, actor, errorCause, rest_params=nil, backtrace=nil )
+      @http_code = http_code
+      @errorType = erroType
+      @message = message
+      @actor = actor
+      @errorCause = errorCause
+      @rest_params = rest_params
+      @backtrace = backtrace
+    end
+    
+    public
+    # creates a error report object, from an ruby-exception object
+    # @param [Exception] error
+    # @param [String] actor, URI of the call that cause the error
+    def self.create( error, actor )
+      rest_params = error.rest_params if error.is_a?(OpenTox::RestCallError) and error.rest_params
+      backtrace = error.backtrace.short_backtrace if CONFIG[:backtrace]
+      ErrorReport.new( error.http_code, error.class.to_s, error.message, actor, error.errorCause, rest_params, backtrace )
+    end
+    
+    def self.from_rdf(rdf)
+      metadata = OpenTox::Parser::Owl.from_rdf( rdf, OT.ErrorReport ).metadata
+      ErrorReport.new(metadata[OT.statusCode], metadata[OT.errorCode], metadata[OT.message], metadata[OT.actor], metadata[OT.errorCause])
+    end
+    
+    # overwrite sorting to make easier readable
+    def to_yaml_properties
+       p = super
+       p = ( p - ["@backtrace"]) + ["@backtrace"] if @backtrace
+       p = ( p - ["@errorCause"]) + ["@errorCause"] if @errorCause
+       p
+    end
+    
+    def rdf_content()
+      c = {
+        RDF.type => [OT.ErrorReport],
+        OT.statusCode => @http_code,
+        OT.message => @message,
+        OT.actor => @actor,
+        OT.errorCode => @errorType,
+      }
+      c[OT.errorCause] = @errorCause.rdf_content if @errorCause
+      c
+    end
+    
+    def to_rdfxml
+      s = Serializer::Owl.new
+      s.add_resource(CONFIG[:services]["opentox-task"]+"/tmpId/ErrorReport/tmpId", OT.errorReport, rdf_content)
+      s.to_rdfxml
+    end
+  end
+end
+
+class Array
+  def short_backtrace
+    short = []
+    each do |c|
+      break if c =~ /sinatra\/base/
+      short << c
+    end
+    short.join("\n")
+  end
+end
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