64 lines
1.6 KiB
Ruby
64 lines
1.6 KiB
Ruby
class Post
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@@posts = nil
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attr_reader :year , :month , :day , :ext
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def initialize(path)
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year , rest = *path.split("/")
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@year = parse_int(year , 2100 , "year")
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base , @ext = File.basename(rest).split(".")
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raise "must be partial, start with _ not:#{base}" unless base[0] == "_"
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@words = base.split("-")
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raise "Invalid path #{path}" unless @words
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@month = parse_int(@words.shift[1 .. -1] , 12 , "month")
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@day = parse_int(@words.shift , 32 , "week")
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end
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def slug
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@words.join("-").downcase
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end
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def title
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@words.join(" ")
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end
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def template_name
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"#{year}/#{month.to_s.rjust(2, '0')}-#{day.to_s.rjust(2, '0')}-#{@words.join("-")}"
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end
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def template_file
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"#{year}/_#{month.to_s.rjust(2, '0')}-#{day.to_s.rjust(2, '0')}-#{@words.join("-")}"
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end
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def date
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Date.new(year,month,day)
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end
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def parse_int( value , max , name)
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ret = value.to_i
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raise "invalid #{name} #{value} > #{max}" if ret > max or ret < 1
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ret
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end
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def content
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File.open("#{self.class.blog_path}/#{template_file}.#{ext}" ).read
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end
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def summary
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ret = content.split("%h2").first.gsub("%p", "<br/>").html_safe
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ret[0 .. 400]
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end
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def self.posts
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return @@posts if @@posts
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posts ={}
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Dir["#{self.blog_path}/2*/_*.haml"].reverse.each do |file|
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parts = file.split("/")
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post_name = parts[-2] + "/" + parts[-1]
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post = Post.new(post_name)
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posts[post.slug] = post
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end
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@@posts = posts.sort_by { |slug, post| post.sort_key }.reverse.to_h
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end
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def sort_key
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year*1000 + month*10 + day
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end
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def self.blog_path
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Rails.configuration.blog_path
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end
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end
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