add the delegating methods that use the leaderboards instance variabl…

…e name

lib/competition_ranking_leaderboard.rb

@@ -93,7 +93,7 @@ def ranked_in_list_in(leaderboard_name, members, options = {})
       end
     end
 
-    rankings_for_members_in(leaderboard_name, included_members, scores).each_with_index do |rank, index|
+    rankings_for_members_having_scores_in(leaderboard_name, included_members, scores).each_with_index do |rank, index|
       ranks_for_members[index][@rank_key] = rank
     end
 
@@ -107,15 +107,26 @@ def ranked_in_list_in(leaderboard_name, members, options = {})
     ranks_for_members
   end
 
-  # Retrieve a the rankings of leaders given their member ids and scores
+  # Retrieve a list of the rankings of leaders given their member names and scores
+  #
+  # @param members [Array] Member names.
+  # @param scores [Array] a list of scores for the members, aligned with the member names
+  #
+  # @return a list of the rankings for the passed in members and scores
+
+  def rankings_for_members_having_scores(members, scores)
+    rankings_for_members_in(@leaderboard_name, members, scores)
+  end
+
+  # Retrieve a list of the rankings of leaders given their member names and scores
   #
   # @param leaderboard_name [String] Name of the leaderboard.
   # @param members [Array] Member names.
-  # @param scores [Array] a list of scores for the members
+  # @param scores [Array] a list of scores for the members, aligned with the member names
   #
   # @return a list of the rankings for the passed in members and scores
 
-  def rankings_for_members_in(leaderboard_name, members, scores)
+  def rankings_for_members_having_scores_in(leaderboard_name, members, scores)
     @redis_connection.multi do |transaction|
       members.each_with_index do |member, index|
         if @reverse
@@ -126,4 +137,5 @@ def rankings_for_members_in(leaderboard_name, members, scores)
       end
     end.map{|rank| rank ? rank + 1 : rank}
   end
+
 end

lib/leaderboard.rb

@@ -229,6 +229,15 @@ def members_data_for_in(leaderboard_name, members)
     @redis_connection.hmget(member_data_key(leaderboard_name), *members)
   end
 
+  # Retrieve the optional member data for the given members in the leaderboard.
+  #
+  # @param members [Array] Member names.
+  #
+  # @return array of strings of optional member data.
+  def members_data_for(members)
+    members_data_for_in(@leaderboard_name, members)
+  end
+
   # Update the optional member data for a given member in the leaderboard.
   #
   # @param member [String] Member name.