109 lines
3.3 KiB
Ruby
109 lines
3.3 KiB
Ruby
require 'pp'
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class PostSetPresenter < Presenter
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attr_accessor :post_set
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def initialize(post_set)
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@post_set = post_set
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end
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def posts
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post_set.posts
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end
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def tag_list_html
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""
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end
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def wiki_html
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""
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end
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def pagination_html(template)
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if @post_set.use_sequential_paginator?
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sequential_pagination_html(template)
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else
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numbered_pagination_html(template)
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end
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end
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def sequential_pagination_html(template)
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html = "<menu>"
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prev_url = template.request.env["HTTP_REFERER"]
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next_url = template.posts_path(:tags => template.params[:tags], before_id => @post_set.posts[-1].id, :page => nil)
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html << %{<li><a href="#{prev_url}">« Previous</a></li>}
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if @post_set.posts.any?
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html << %{<li><a href="#{next_url}">Next »</a></li>}
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end
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html << "</menu>"
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html.html_safe
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end
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def numbered_pagination_html(template)
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total_pages = (@post_set.count.to_f / @post_set.limit.to_f).ceil
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current_page = [1, @post_set.page].max
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html = "<menu>"
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window = 3
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if total_pages <= (window * 2) + 5
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1.upto(total_pages) do |page|
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html << numbered_pagination_item(template, page, current_page)
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end
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elsif current_page <= window + 2
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1.upto(current_page + window) do |page|
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html << numbered_pagination_item(template, page, current_page)
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end
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html << numbered_pagination_item(template, "...", current_page)
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html << numbered_pagination_item(template, total_pages, current_page)
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elsif current_page >= total_pages - (window + 1)
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html << numbered_pagination_item(template, 1, current_page)
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html << numbered_pagination_item(template, "...", current_page)
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(current_page - window).upto(total_pages) do |page|
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html << numbered_pagination_item(template, page, current_page)
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end
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else
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html << numbered_pagination_item(template, 1, current_page)
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html << numbered_pagination_item(template, "...", current_page)
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(current_page - window).upto(current_page + window) do |page|
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html << numbered_pagination_item(template, page, current_page)
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end
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html << numbered_pagination_item(template, "...", current_page)
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html << numbered_pagination_item(template, total_pages, current_page)
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end
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html << "</menu>"
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html.html_safe
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end
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def numbered_pagination_item(template, page, current_page)
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html = "<li>"
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if page == "..."
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html << "..."
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elsif page == current_page
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html << page.to_s
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else
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html << template.link_to(page, template.__send__(:posts_path, :tags => template.params[:tags], :page => page))
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end
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html << "</li>"
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html.html_safe
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end
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def post_previews_html
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html = ""
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posts.each do |post|
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flags = []
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flags << "pending" if post.is_pending?
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flags << "flagged" if post.is_flagged?
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flags << "deleted" if post.is_deleted?
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html << %{<article id="post_#{post.id}" data-id="#{post.id}" data-tags="#{h(post.tag_string)}" data-uploader="#{h(post.uploader_name)}" data-rating="#{post.rating}" data-width="#{post.image_width}" data-height="#{post.image_height}" data-flags="#{flags.join(' ')}">}
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html << %{<a href="/posts/#{post.id}">}
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html << %{<img src="#{post.preview_file_url}">}
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html << %{</a>}
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html << %{</article>}
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end
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html.html_safe
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end
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end
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