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Versions: 18
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Stored size: 1.22 KB
Contents
module Concen
module Visit
class Referral
include Mongoid::Document
store_in self.name.underscore.gsub("/", ".").pluralize
field :hour, :type => Time
field :url, :type => String
field :domain, :type => String
field :count, :type => Integer, :default => 1
index :hour, :background => true
index :url, :background => true
index :domain, :background => true
def self.aggregate_count_by_domain(*args)
options = args.extract_options!
map = <<-EOF
function() {
if (this.domain != null) {
emit(this.domain, this.count);
};
}
EOF
reduce = <<-EOF
function(time, counts) {
var count = 0;
for (index in counts) { count += counts[index]; };
return count;
}
EOF
results = self.collection.map_reduce(map, reduce, :out => {:inline => 1}, :raw => true)["results"]
results = results.sort {|x,y| y["value"] <=> x["value"]}
results = results[0..options[:limit]-1] if options[:limit]
results = results.map do |result|
[result["_id"], result["value"].to_i]
end
end
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems