Add the open_id_authentication plugin

[rails.git] / vendor / plugins / open_id_authentication / lib / open_id_authentication / db_store.rb

diff --git a/vendor/plugins/open_id_authentication/lib/open_id_authentication/db_store.rb b/vendor/plugins/open_id_authentication/lib/open_id_authentication/db_store.rb
new file mode 100644 (file)
index 0000000..780fb6a
--- /dev/null
+++ b/vendor/plugins/open_id_authentication/lib/open_id_authentication/db_store.rb
@@ -0,0 +1,55 @@
+require 'openid/store/interface'
+
+module OpenIdAuthentication
+  class DbStore < OpenID::Store::Interface
+    def self.cleanup_nonces
+      now = Time.now.to_i
+      Nonce.delete_all(["timestamp > ? OR timestamp < ?", now + OpenID::Nonce.skew, now - OpenID::Nonce.skew])
+    end
+
+    def self.cleanup_associations
+      now = Time.now.to_i
+      Association.delete_all(['issued + lifetime > ?',now])
+    end
+
+    def store_association(server_url, assoc)
+      remove_association(server_url, assoc.handle)
+      Association.create(:server_url => server_url,
+                         :handle     => assoc.handle,
+                         :secret     => assoc.secret,
+                         :issued     => assoc.issued,
+                         :lifetime   => assoc.lifetime,
+                         :assoc_type => assoc.assoc_type)
+    end
+
+    def get_association(server_url, handle = nil)
+      assocs = if handle.blank?
+          Association.find_all_by_server_url(server_url)
+        else
+          Association.find_all_by_server_url_and_handle(server_url, handle)
+        end
+
+      assocs.reverse.each do |assoc|
+        a = assoc.from_record
+        if a.expires_in == 0
+          assoc.destroy
+        else
+          return a
+        end
+      end if assocs.any?
+
+      return nil
+    end
+
+    def remove_association(server_url, handle)
+      Association.delete_all(['server_url = ? AND handle = ?', server_url, handle]) > 0
+    end
+
+    def use_nonce(server_url, timestamp, salt)
+      return false if Nonce.find_by_server_url_and_timestamp_and_salt(server_url, timestamp, salt)
+      return false if (timestamp - Time.now.to_i).abs > OpenID::Nonce.skew
+      Nonce.create(:server_url => server_url, :timestamp => timestamp, :salt => salt)
+      return true
+    end
+  end
+end