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Versions: 6
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Stored size: 1.29 KB
Contents
module Kaminari
module ActiveRecordRelationMethods
# a workaround for AR 3.0.x that returns 0 for #count when page > 1
# if +limit_value+ is specified, load all the records and count them
if ActiveRecord::VERSION::STRING < '3.1'
def count #:nodoc:
limit_value ? length : super
end
end
def total_count #:nodoc:
# #count overrides the #select which could include generated columns referenced in #order, so skip #order here, where it's irrelevant to the result anyway
@total_count ||= begin
c = except(:offset, :limit, :order)
# a workaround for 3.1.beta1 bug. see: https://github.com/rails/rails/issues/406
c = c.reorder nil
# Remove includes only if they are irrelevant
c = c.except(:includes) unless references_eager_loaded_tables?
# a workaround to count the actual model instances on distinct query because count + distinct returns wrong value in some cases. see https://github.com/amatsuda/kaminari/pull/160
uses_distinct_sql_statement = c.to_sql =~ /DISTINCT/i
if uses_distinct_sql_statement
c.length
else
# .group returns an OrderdHash that responds to #count
c = c.count
c.respond_to?(:count) ? c.count : c
end
end
end
end
end
Version data entries
6 entries across 6 versions & 2 rubygems