Class: Jekyll::Reposter

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll-reposter.rb

Constant Summary collapse

VERSION = 
"0.0.1"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(feed, options = {}) ⇒ Reposter

fetching a single feed



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# File 'lib/jekyll-reposter.rb', line 18

def initialize(feed, options={})
  @options = {
    :tags         => "[notes, external]",
    :dir          => "source/_posts",
    :allowed_tags => %w[h2 ul li ol h3 h4 h5 code pre quote blockquote cite hr a img strong b em i],
    :meta => {
      "comments" => true,
      "layout" => "post"
    },
    :pretend => false
   }.merge options

  @replacings = {
      "“"       => '"',
      "”"       => '"',
      "&lt;"    => "<",
      "&gt;"    => ">",
      "</li>"   => "",
      "</ul>"   => "",
      "<ul>"    => "",
      "<pre>"   => "\n\n```ruby\n",
      "</pre>"  => "\n```\n\n",
      "<code>"   => "\n\n```ruby\n",
      "</code>"  => "\n```\n\n",
      /[\t ]*<li>/ => "* ",
      /[\t ]*<h3>/ => "\n###",
      /<\/h3>/ => "\n",
      /[\t ]*<h2>/ => "\n##",
      /<\/h2>/ => "\n",
      "\t" => " ",


    }

  @feed = Feedzirra::Feed.fetch_and_parse(feed)
  @uri = URI.parse(feed)
  @dir = File.join @options[:dir], @uri.host
  FileUtils.mkdir_p(@dir)
  puts "Working dir: #{@dir}"
end

Instance Attribute Details

#replacings ⇒ Object

Returns the value of attribute replacings.



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# File 'lib/jekyll-reposter.rb', line 15

def replacings
  @replacings
end

Instance Method Details

#create_entry(entry) ⇒ Object 



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# File 'lib/jekyll-reposter.rb', line 70

def create_entry(entry)
  date = entry.published.strftime("%Y-%m-%d")
  slug = entry.title.to_url
  slug.gsub!(/[^\w]+/,"-")
  filename = File.join @dir, date + "-" + slug  + ".markdown"
  # stringex ignores "->", url error at webrick
  unless File.exists? filename
    main_part = entry.content || entry.summary
    content =  Sanitize.clean main_part, :elements => @options[:allowed_tags],
       :attributes => {'a' => ['href', 'title'], "img" => ["alt","src"]}

    @replacings.each do |from,to|
      content.gsub! from, to
    end

    meta = {
      "title" => entry.title,
      "date" => entry.published.strftime("%Y-%m-%d %H:%M"),
    }.merge(@options[:meta])

    tags = @options[:tags]
    file = <<DOC
#{meta.to_yaml}
categories: #{tags}
---
#{content}

---
<i>Reposted from <a href='#{entry.url}' rel='canonical'>#{@uri.host}</a></i>
DOC

    if !@options[:pretend]
      File.open filename, "w+" do |f|
        puts "Writing #{filename}"
        f.write file
      end
    else
      breakwater = (["="] * 20).join  + "\n"
      puts "#{breakwater}Would create #{filename} with content:\n#{breakwater}#{file}"
    end

  end
end

#create_if(&block) ⇒ Object

creates the blog entry file, if passed block returns true. block is a entry object from feedzirra, like filtering



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# File 'lib/jekyll-reposter.rb', line 62

def create_if(&block)
  @feed.entries.each do |entry|
    if block.call(entry)
      create_entry(entry)
    end
  end
end