From 48502085e5aa7a1d8d430fc1dd4913f34e818afa Mon Sep 17 00:00:00 2001
From: Azul <azul@riseup.net>
Date: Tue, 14 Jun 2016 09:36:29 +0200
Subject: introduce Hkp::Client

wraps the hkp protocol
---
 lib/nickserver/hkp/client.rb | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 lib/nickserver/hkp/client.rb

(limited to 'lib/nickserver/hkp/client.rb')

diff --git a/lib/nickserver/hkp/client.rb b/lib/nickserver/hkp/client.rb
new file mode 100644
index 0000000..6bd239d
--- /dev/null
+++ b/lib/nickserver/hkp/client.rb
@@ -0,0 +1,44 @@
+require 'nickserver/hkp'
+
+#
+# Client for the HKP protocol.
+#
+# This is not a complete implementation - only the parts we need.
+# Instantiate with an adapter that will take care of the http requests.
+#
+# For each request we yield http_status and the response content just
+# like the adapter does.
+
+
+module Nickserver; module Hkp
+  class Client
+
+    def initialize(adapter)
+      @adapter = adapter
+    end
+
+    #
+    # used to fetch an array of KeyInfo objects that match the given email
+    #
+    def get_key_infos_by_email(email, &block)
+      get op: 'vindex', search: email, fingerprint: 'on', &block
+    end
+
+    #
+    # fetches ascii armored OpenPGP public key from the keyserver
+    #
+    def get_key_by_fingerprint(fingerprint, &block)
+      get op: 'get', search: "0x" + fingerprint, &block
+    end
+
+    protected
+
+    attr_reader :adapter
+
+    def get(query, &block)
+      # in practice, exact=on seems to have no effect
+      query = {exact: 'on', options: 'mr'}.merge query
+      adapter.get Config.hkp_url, query: query, &block
+    end
+  end
+end; end
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