Class: Postwave::BlogBuilder

Inherits:
Object
  • Object
show all
Includes:
BlogUtilities, DisplayHelper, Singleton
Defined in:
lib/postwave/blog_builder.rb

Constant Summary collapse

INDEX_HEADERS = 
["slug", "date", "title"]

Constants included from BlogUtilities

Postwave::BlogUtilities::CONFIG_FILE_NAME, Postwave::BlogUtilities::INDEX_FILE_NAME, Postwave::BlogUtilities::META_DIR, Postwave::BlogUtilities::POSTS_DIR, Postwave::BlogUtilities::SUMMARY_FILE_NAME, Postwave::BlogUtilities::TAGS_DIR

Instance Method Summary collapse

Methods included from DisplayHelper

#output_blog_created, #output_build_completed, #output_building, #output_creating_blog, #output_creating_post, #output_drafts_skipped, #output_exising_setup, #output_general_error, #output_missing_setup, #output_post_created, #output_post_processed, #output_tags_created

Methods included from BlogUtilities

#directory_paths, #file_paths, #find_missing_paths, #is_set_up?

Instance Method Details

#build ⇒ Object 



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# File 'lib/postwave/blog_builder.rb', line 18

def build
  start = Time.now
  
  output_building

  if !is_set_up?
    output_missing_setup
    return
  end

  # load, rename, and sort post file names
  posts = load_posts
  posts = ensure_unique_slugs(posts).sort_by { |p| p.date }.reverse
  draft_posts, published_posts = posts.partition { |p| p.respond_to?(:draft) ? p.draft : false }
  tags = {}

  CSV.open(File.join(Dir.pwd, POSTS_DIR, META_DIR, INDEX_FILE_NAME), "w") do |csv|
    csv << INDEX_HEADERS
    published_posts.each do |post|
      post.update_file_name!

      csv << [post.slug, post.date, post.title]

      post.tags.each do |tag|
        if tags.has_key? tag
          tags[tag] << post.slug
        else
          tags[tag] = [post.slug]
        end
      end
    end
  end
  output_post_processed(published_posts)
  output_drafts_skipped(draft_posts)

  build_tags_files(tags)
  build_summary(published_posts, tags)

  build_time = Time.now - start
  output_build_completed(build_time)
end

#build_summary(posts, tags) ⇒ Object 



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# File 'lib/postwave/blog_builder.rb', line 95

def build_summary(posts, tags)
  summary = {
    post_count: posts.count,
    most_recent_file_name: posts.first.file_name,
    most_recent_date: posts.first.date,
    tags: tags.keys
  }
  File.write(File.join(Dir.pwd, POSTS_DIR, META_DIR, SUMMARY_FILE_NAME), summary.to_yaml)
end

#build_tags_files(tags) ⇒ Object 



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# File 'lib/postwave/blog_builder.rb', line 84

def build_tags_files(tags)
  tags.each do |tag, post_slugs|
    tag_info = {
      count: post_slugs.count,
      post_slugs: post_slugs
    }
    File.write(File.join(Dir.pwd, POSTS_DIR, META_DIR, TAGS_DIR, "#{tag}.yaml"), tag_info.to_yaml)
  end
  output_tags_created(tags)
end

#ensure_unique_slugs(posts) ⇒ Object 



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# File 'lib/postwave/blog_builder.rb', line 68

def ensure_unique_slugs(posts)
  slug_count = {}

  posts.sort_by { |p| p.date }.each do |post|
    title_slug = post.title_slug
    if slug_count.key?(title_slug)
      slug_count[title_slug] += 1
      post.slug = "#{title_slug}-#{slug_count[title_slug]}"
    else
      slug_count[title_slug] = 0
    end
  end

  posts
end

#load_posts ⇒ Object 



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# File 'lib/postwave/blog_builder.rb', line 60

def load_posts
  posts = []
  Dir.glob(File.join(Dir.pwd, POSTS_DIR, "*.md")) do |post_file_path|
    posts << Postwave::Post.new_from_file_path(post_file_path)
  end
  posts
end