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Contents
module RSolr::Ext::Response::Pageable
attr_accessor :start, :per_page, :total
# Returns the current page calculated from 'rows' and 'start'
# WillPaginate hook
def current_page
return 1 if start < 1
@current_page ||= (start / per_page).ceil + 1
end
# Calcuates the total pages from 'numFound' and 'rows'
# WillPaginate hook
def total_pages
@total_pages ||= per_page > 0 ? (total / per_page.to_f).ceil : 1
end
# returns the previous page number or 1
# WillPaginate hook
def previous_page
@previous_page ||= (current_page > 1) ? current_page - 1 : 1
end
# returns the next page number or the last
# WillPaginate hook
def next_page
@next_page ||= (current_page < total_pages) ? current_page + 1 : total_pages
end
end
Version data entries
9 entries across 9 versions & 1 rubygems