Class: Rop::CombinedPostArrayGenerator

Inherits:
Jekyll::Generator
  • Object
show all
Defined in:
lib/rop/blog_index.rb

Overview

Adds a variable holding the array of posts of open hub blog and from each individual project blog, combined and sorted by date.

It also does some processing on the posts as required by the Open Project theme.

Instance Method Summary collapse

Instance Method Details

#generate(site) ⇒ Object 



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# File 'lib/rop/blog_index.rb', line 16

def generate(site)
  site_posts = site.posts.docs

  if site.config['is_hub']
    # Get documents representing projects
    projects = site.collections['projects'].docs.select do |item|
      pieces = item.url.split('/')
      pieces.length == 4 && pieces[-1] == 'index' && pieces[1] == 'projects'
    end
    # Add project name (matches directory name, may differ from title)
    projects = projects.map do |project|
      project.data['name'] = project.url.split('/')[2]
      project
    end

    # Get documents representnig posts from each project’s blog
    project_posts = site.collections['projects'].docs.select { |item| item.url.include? '_posts' }

    # Add parent project’s data hash onto each
    project_posts = project_posts.map do |post|
      project_name = post.url.split('/')[2]
      post.data['parent_project'] = projects.detect { |p| p.data['name'] == project_name }
      post.content = ''
      post
    end

    posts_combined = (project_posts + site_posts)

  else
    posts_combined = site_posts

  end

  # On each post, replace authors’ emails with corresponding md5 hashes
  # suitable for hotlinking authors’ Gravatar profile pictures.
  posts_combined = posts_combined.sort_by(&:date).reverse.map do |post|
    process_author(post.data['author']) if post.data.key? 'author'

    if post.data.key? 'authors'
      post.data['authors'].map do |author|
        process_author(author)
      end
    end

    post
  end

  # Make combined blog post array available site-wide
  site.config['posts_combined'] = posts_combined
  site.config['num_posts_combined'] = posts_combined.size
end