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module ResqueManager
# Paginate class used by resque-cleaner
#Pagination helper for list page.
class Paginate
attr_accessor :page_size, :page, :jobs, :url
def initialize(jobs, url, page=1, page_size=20)
@jobs = jobs
@url = url
@page = (!page || page < 1) ? 1 : page
@page_size = 20
end
def first_index
@page_size * (@page-1)
end
def last_index
last = first_index + @page_size - 1
last > @jobs.size-1 ? @jobs.size-1 : last
end
def paginated_jobs
@jobs[first_index, @page_size]
end
def first_page?
@page <= 1
end
def last_page?
@page >= max_page
end
def page_url(page)
u = @url
u += @url.include?("?") ? "&" : "?"
if page.is_a?(Symbol)
page = @page - 1 if page==:prev
page = @page + 1 if page==:next
end
u += "p=#{page}"
end
def total_size
@jobs.size
end
def max_page
((total_size-1) / @page_size) + 1
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems