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added total_scores method #59

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added total_scores method #59

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2 changes: 1 addition & 1 deletion README.markdown
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Original file line number Diff line number Diff line change
Expand Up @@ -350,6 +350,7 @@ Competition ranking: The `CompetitionRankingLeaderboard` subclass of `Leaderboar
total_members: Total # of members in the leaderboard
total_pages: Total # of pages in the leaderboard given the leaderboard's page_size
total_members_in_score_range(min_score, max_score): Count the number of members within a score range in the leaderboard
total_scores: Sum of scores for all members in leaderboard
change_score_for(member, delta): Change the score for a member by some amount delta (delta could be positive or negative)
rank_for(member): Retrieve the rank for a given member in the leaderboard
score_for(member): Retrieve the score for a given member in the leaderboard
Expand Down Expand Up @@ -487,4 +488,3 @@ Unofficially supported (they need some feature parity love):
## Copyright

Copyright (c) 2011-2016 David Czarnecki. See LICENSE.txt for further details.

7 changes: 7 additions & 0 deletions lib/leaderboard.rb
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Expand Up @@ -369,6 +369,13 @@ def total_members_in_score_range_in(leaderboard_name, min_score, max_score)
@redis_connection.zcount(leaderboard_name, min_score, max_score)
end

# Sum of scores for all members in leaderboard
#
# @return boolean
def total_scores
all_leaders.map{|hash| hash[:score] }.sum
end

# Change the score for a member in the leaderboard by a score delta which can be positive or negative.
#
# @param member [String] Member name.
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