Module: Nanoc::Toolbox::Helpers::BloggingExtra

Includes:
Helpers::Blogging
Included in:
Disqus
Defined in:
lib/nanoc/toolbox/helpers/blogging_extra.rb

Overview

NANOC Helper for giving items extra blog post behavior.

This module contains features to the default Nanoc::Helpers::Blogging module, like tagging, slug, etc…

Author:

  • Anouar ADLANI

Instance Method Summary collapse

Instance Method Details

#act_as_post(item) ⇒ Nanoc::Item

Enable blog post behavior on an item

Examples:

items.each do |item|
  act_as_post(item)
end

Parameters:

  • item (Nanoc::Item) —

    the item that will act as a post

Returns:

  • (Nanoc::Item) —

    the adapted item



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# File 'lib/nanoc/toolbox/helpers/blogging_extra.rb', line 39

def act_as_post(item)
  fname = slug_for(item)

  if fname =~ /^\d+-\d+-\d+-/
    # get the date from the filename
    item[:year], item[:month], item[:day] = fname.split("-", 4)[0..2]

    # Set creation date param from the values in the filename
    item[:created_at] = Time.local(item[:year], item[:month], item[:day])

    # Strip the date from the filename
    item[:slug] = fname.sub(/^\d+-\d+-\d+-/,'')
  else
    item[:created_at] ||= Time.now
    item[:created_at] = attribute_to_time(item[:created_at])

    # get the date from
    item[:year]  = item[:created_at].year
    item[:month] = item[:created_at].month
    item[:day]   = item[:created_at].day
  end

  # Add additional meta data
  item[:kind] = 'article'

  # Enable comments unless specifically turned off
  item[:comments] = true unless item[:comments] === false
  item
end

#add_post_attributes ⇒ Object

Enable blog post behavior on all the items located in the post folder(s)

Examples:

# In your config.yaml
# post_dirs: [ 'posts' ]

# In your Rules file
preprocess do
  add_post_attributes
end



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# File 'lib/nanoc/toolbox/helpers/blogging_extra.rb', line 20

def add_post_attributes
  @config[:post_dirs] ||= ['_posts', '_articles']
  items.each do |item|
    # check the item's parent directory against the post_dirs
    if (item[:filename] && @config[:post_dirs].include?(File.dirname(item[:filename]).split('/').last))
      act_as_post(item)
    end
  end
end

#posts_by_date ⇒ Hash

Retreive the list of existing articles grouped by years and months

Examples:

posts_by_date # => { 2011 => { 12 => [item0, item1], 3 => [item0, item2]}, 2010 => {12 => [...]}}

Returns:

  • (Hash) —

    Items grouped in a hash



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# File 'lib/nanoc/toolbox/helpers/blogging_extra.rb', line 100

def posts_by_date
  Hash[sorted_articles.group_by{|item| item[:year]}.map{ |y, items|
    [y, items.group_by{|i| i[:month]}]}]
end

#recent_posts(count = 5, current_item = nil) ⇒ Object

Returns n number of recent posts, optionally omits the current one

#return [Array<Nanoc::Item>] an array of recent items

Parameters:

  • count (Integer) (defaults to: 5) —

    the number of item to return

  • current_item (Nanoc::Item) (defaults to: nil) —

    the current item to exclude from the list



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# File 'lib/nanoc/toolbox/helpers/blogging_extra.rb', line 91

def recent_posts(count=5, current_item=nil)
  (sorted_articles - [current_item])[0, count]
end

#slug_for(item) ⇒ String

Get an item’s slug if it has one, or use its filename sans extension

Examples:

# item[:filename] = "abc def geh.html"
slug_for(item) # => "abc-def-geh"

Parameters:

  • item (Nanoc::Item) —

    the item that will act as a post

Returns:

  • (String) —

    either the slug specified in the item or generate one



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# File 'lib/nanoc/toolbox/helpers/blogging_extra.rb', line 77

def slug_for(item)
  return item[:slug] if item[:slug]

  item[:slug] = File.basename(item[:filename], File.extname(item[:filename]))
  item[:slug].gsub!(/\s+/, '-')
  item[:slug]
end