include/response.rb in http2-0.0.29 vs include/response.rb in http2-0.0.30

@@ -34,13 +34,27 @@
     return true if @args[:headers].key?(key) && @args[:headers][key].first.to_s.length > 0
     return false
   end
 
   def content_length
-    header("content-length").to_i if header?("content-length")
+    if header?("content-length")
+      header("content-length").to_i
+    elsif @body
+      return @body.bytesize
+    else
+      raise "Couldn't calculate content-length."
+    end
   end
 
+  def content_type
+    if header?("content-type")
+      return header("content-type")
+    else
+      raise "No content-type was given."
+    end
+  end
+
   #Returns the requested URL as a string.
   #===Examples
   # res.requested_url #=> "?show=status&action=getstatus"
   def requested_url
     raise "URL could not be detected." unless @args[:request_args][:url]
@@ -49,9 +63,18 @@
 
   # Checks the data that has been sat on the object and raises various exceptions, if it does not validate somehow.
   def validate!
     puts "Http2: Validating response length." if @debug
     validate_body_versus_content_length!
+  end
+
+  # Returns true if the result is JSON.
+  def json?
+    content_type == "application/json"
+  end
+
+  def json
+    @json ||= JSON.parse(body)
   end
 
 private
 
   # Checks that the length of the body is the same as the given content-length if given.