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78 lines
1.9 KiB
Ruby
78 lines
1.9 KiB
Ruby
#
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# https://gist.github.com/runemadsen/6263974
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#
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# modified
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#
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module Jekyll
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class Pagination < Generator
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def generate(site)
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end
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end
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class CategoryPages < Generator
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safe true
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def generate(site)
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site.pages.dup.each do |page|
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paginate(site, page) if CategoryPager.pagination_enabled?(site.config, page)
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end
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end
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def paginate(site, page)
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# sort categories by descending date of publish
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category_posts = site.categories[page.data['category']].sort_by { |p| -p.date.to_f }
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# calculate total number of pages
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pages = CategoryPager.calculate_pages(category_posts, site.config['paginate'].to_i)
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# iterate over the total number of pages and create a physical page for each
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(1..pages).each do |num_page|
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# the CategoryPager handles the paging and category data
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pager = CategoryPager.new(site, num_page, category_posts, page.data['category'], pages)
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if num_page > 1
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newpage = Page.new(site, site.source, page.dir, page.name)
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newpage.pager = pager
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newpage.dir = File.join(page.dir, "/page/#{num_page}")
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site.pages << newpage
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else
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page.pager = pager
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end
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end
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end
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end
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class CategoryPager < Pager
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attr_reader :category
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def self.pagination_enabled?(config, page)
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page.name == 'index.html' && page.data.key?('category') && !config['paginate'].nil?
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end
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# same as the base class, but includes the category value
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def initialize(site, page, all_posts, category, num_pages = nil)
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@category = category
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super site, page, all_posts, num_pages
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end
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# use the original to_liquid method, but add in category info
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alias_method :original_to_liquid, :to_liquid
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def to_liquid
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x = original_to_liquid
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x['category'] = @category
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x
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end
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end
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end |