34 lines
1.1 KiB
Ruby
34 lines
1.1 KiB
Ruby
require 'chunks/chunk'
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# The category chunk looks for "category: news" on a line by
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# itself and parses the terms after the ':' as categories.
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# Other classes can search for Category chunks within
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# rendered content to find out what categories this page
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# should be in.
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#
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# Category lines can be hidden using ':category: news', for example
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class Category < Chunk::Abstract
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CATEGORY_PATTERN = /^(:)?category\s*:(.*)$/i
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def self.pattern() CATEGORY_PATTERN end
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attr_reader :hidden, :list
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def initialize(match_data, content)
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super(match_data, content)
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@hidden = match_data[1]
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@list = match_data[2].split(',').map { |c| html_escape(c.strip) }
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@unmask_text = ''
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if @hidden
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@unmask_text = ''
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else
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category_urls = @list.map { |category| url(category) }.join(', ')
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@unmask_text = '<div class="property"> category: ' + category_urls + '</div>'
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end
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end
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# TODO move presentation of page metadata to controller/view
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def url(category)
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%{<a class="category_link" href="../list/?category=#{category}">#{category}</a>}
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end
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end
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