Enable to pass options to HTTP.rb, Allow insecure request (#6)

* Enable to pass options to HTTP.rb, Allow insecure request

* Move SSL option to the hash

* fix a bug

lib/goldfinger.rb

@@ -18,8 +18,9 @@ module Goldfinger
   # @raise [Goldfinger::NotFoundError] Error raised when the Webfinger resource could not be retrieved
   # @raise [Goldfinger::SSLError] Error raised when there was a SSL error when fetching the resource
   # @param uri [String] A full resource identifier in the format acct:user@example.com
+  # @param opts [Hash] Options passed to HTTP.rb client
   # @return [Goldfinger::Result]
-  def self.finger(uri)
-    Goldfinger::Client.new(uri).finger
+  def self.finger(uri, opts = {})
+    Goldfinger::Client.new(uri, opts).finger
   end
 end

lib/goldfinger/client.rb

@@ -7,12 +7,15 @@ module Goldfinger
   class Client
     include Goldfinger::Utils
 
-    def initialize(uri)
+    def initialize(uri, opts = {})
       @uri = uri
+      @ssl = opts.delete(:ssl) { true }
+      @scheme = @ssl ? 'https' : 'http'
+      @opts = opts
     end
 
     def finger
-      response = perform_get(standard_url)
+      response = perform_get(standard_url, @opts)
 
       return finger_from_template if response.code != 200
 
@@ -24,11 +27,11 @@ module Goldfinger
     private
 
     def finger_from_template
-      template = perform_get(url)
+      template = perform_get(url, @opts)
 
       raise Goldfinger::NotFoundError, 'No host-meta on the server' if template.code != 200
 
-      response = perform_get(url_from_template(template.body))
+      response = perform_get(url_from_template(template.body), @opts)
 
       raise Goldfinger::NotFoundError, 'No such user on the server' if response.code != 200
 
@@ -36,11 +39,11 @@ module Goldfinger
     end
 
     def url
-      "https://#{domain}/.well-known/host-meta"
+      "#{@scheme}://#{domain}/.well-known/host-meta"
     end
 
     def standard_url
-      "https://#{domain}/.well-known/webfinger?resource=#{@uri}"
+      "#{@scheme}://#{domain}/.well-known/webfinger?resource=#{@uri}"
     end
 
     def url_from_template(template)