Class: Octopress::Printable::PostLinkConverter

Inherits:
Converter
  • Object
show all
Defined in:
lib/octopress-printable/post_link.rb

Instance Attribute Summary

Attributes inherited from Converter

#match

Instance Method Summary collapse

Methods inherited from Converter

#before_xelatex, #envs, get_includes, #header, #last_xelatex, #pandoc_args, timestamp, #xelatex_args

Constructor Details

#initialize(source_dir, posts_dir, blog_url) ⇒ PostLinkConverter

Returns a new instance of PostLinkConverter.



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# File 'lib/octopress-printable/post_link.rb', line 5

def initialize(source_dir, posts_dir, blog_url)
  super()

  @source_dir = source_dir
  @posts_dir = posts_dir
  @blog_url = blog_url
end

Instance Method Details

#convert(line) ⇒ Object 



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# File 'lib/octopress-printable/post_link.rb', line 13

def convert(line)
  str = line

  while /{% post_link (?<markup>[^\s]+)(?<text>\s+.+)? %}/ =~ str
    @match = true

    found_year = false
    if /^(?<year>\d+)-(?<month>\d+)-(?<day>\d+)-(?<title>.*)/ =~ markup
      found_year = true
    end

    if ! text
      File.open("#{@source_dir}/#{@posts_dir}/#{markup}.markdown", 'r') do |f|
          found_text = false
          while l = f.gets
            if /title: (?:"|')(?<text>.*)(?:"|')/ =~ l
              found_text = true
            end
            if ! found_year
              if /date: (?<year>\d+)-(?<month>\d+)-(?<day>\d+)/ =~ l
                found_year = true
              end
            end
              
            if found_text && found_year
              break
            end
          end
      end
    end
    str = str.sub(/{% post_link (.*?) %}/, "\\href{#{@blog_url}/#{year}/#{month}/#{day}/#{title}/}{#{text}}")
  end

  str
end