109 lines
3.7 KiB
Ruby
109 lines
3.7 KiB
Ruby
module PaginationHelper
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def sequential_paginator(records)
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html = '<div class="paginator"><menu>'
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if records.any?
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if params[:page] =~ /[ab]/ && !records.is_first_page?
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html << '<li>' + link_to("< Previous", params.merge(:page => "a#{records[0].id}"), :rel => "prev") + '</li>'
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end
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unless records.is_last_page?
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html << '<li>' + link_to("Next >", params.merge(:page => "b#{records[-1].id}"), :rel => "next") + '</li>'
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end
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end
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html << "</menu></div>"
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html.html_safe
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end
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def use_sequential_paginator?(records)
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params[:page] =~ /[ab]/ || records.current_page >= Danbooru.config.max_numbered_pages
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end
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def numbered_paginator(records, switch_to_sequential = true)
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if use_sequential_paginator?(records) && switch_to_sequential
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return sequential_paginator(records)
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end
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html = '<div class="paginator"><menu>'
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window = 4
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if records.current_page >= 2
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html << "<li class='arrow'>" + link_to("<<", params.merge(:page => records.current_page - 1), :rel => "prev") + "</li>"
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else
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html << "<li class='arrow'><span>" + "<<" + "</span></li>"
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end
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if records.total_pages <= (window * 2) + 5
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1.upto(records.total_pages) do |page|
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html << numbered_paginator_item(page, records.current_page)
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end
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elsif records.current_page <= window + 2
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1.upto(records.current_page + window) do |page|
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html << numbered_paginator_item(page, records.current_page)
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end
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html << numbered_paginator_item("...", records.current_page)
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html << numbered_paginator_final_item(records.total_pages, records.current_page)
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elsif records.current_page >= records.total_pages - (window + 1)
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html << numbered_paginator_item(1, records.current_page)
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html << numbered_paginator_item("...", records.current_page)
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(records.current_page - window).upto(records.total_pages) do |page|
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html << numbered_paginator_item(page, records.current_page)
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end
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else
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html << numbered_paginator_item(1, records.current_page)
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html << numbered_paginator_item("...", records.current_page)
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if records.size > 0
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right_window = records.current_page + window
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else
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right_window = records.current_page
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end
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(records.current_page - window).upto(right_window) do |page|
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html << numbered_paginator_item(page, records.current_page)
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end
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if records.size > 0
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html << numbered_paginator_item("...", records.current_page)
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html << numbered_paginator_final_item(records.total_pages, records.current_page)
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end
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end
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if records.current_page < records.total_pages && records.size > 0
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html << "<li class='arrow'>" + link_to(">>", params.merge(:page => records.current_page + 1), :rel => "next") + "</li>"
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else
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html << "<li class='arrow'><span>" + ">>" + "</span></li>"
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end
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html << "</menu></div>"
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html.html_safe
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end
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def numbered_paginator_final_item(total_pages, current_page)
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if total_pages <= Danbooru.config.max_numbered_pages
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numbered_paginator_item(total_pages, current_page)
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else
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""
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end
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end
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def numbered_paginator_item(page, current_page)
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return "" if page.to_i > Danbooru.config.max_numbered_pages
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html = []
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if page == "..."
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html << "<li class='more'>"
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html << "..."
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html << "</li>"
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elsif page == current_page
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html << "<li class='current-page'>"
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html << '<span>' + page.to_s + '</span>'
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html << "</li>"
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else
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html << "<li class='numbered-page'>"
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html << link_to(page, params.merge(:page => page))
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html << "</li>"
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end
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html.join.html_safe
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end
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end
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