Module: LatoBlog::Interface::Posts

Included in:
LatoBlog::Interface
Defined in:
lib/lato_blog/interfaces/posts.rb

Overview

This module contains a list of functions used to manage posts for the blog.

Instance Method Summary collapse

Instance Method Details

#blog__clean_post_parents ⇒ Object

This function cleans all old post parents without any child.



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# File 'lib/lato_blog/interfaces/posts.rb', line 7

def blog__clean_post_parents
  post_parents = LatoBlog::PostParent.all
  post_parents.map { |pp| pp.destroy if pp.posts.empty? }
end

#blog__get_post(id: nil, permalink: nil) ⇒ Object

This function returns a single post searched by id or permalink.



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# File 'lib/lato_blog/interfaces/posts.rb', line 68

def blog__get_post(id: nil, permalink: nil)
  return {} unless id || permalink

  if id
    post = LatoBlog::Post.find_by(id: id.to_i, meta_status: 'published')
  else
    post = LatoBlog::Post.find_by(meta_permalink: permalink, meta_status: 'published')
  end

  post.serialize
end

#blog__get_posts(order: nil, language: nil, category_permalink: nil, category_permalink_AND: false, category_id: nil, category_id_AND: false, tag_permalink: nil, tag_permalink_AND: false, tag_id: nil, tag_id_AND: false, search: nil, page: nil, per_page: nil) ⇒ Object

This function returns an object with the list of posts with some filters.



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# File 'lib/lato_blog/interfaces/posts.rb', line 13

def blog__get_posts(
  order: nil,
  language: nil,
  category_permalink: nil,
  category_permalink_AND: false,
  category_id: nil,
  category_id_AND: false,
  tag_permalink: nil,
  tag_permalink_AND: false,
  tag_id: nil,
  tag_id_AND: false,
  search: nil,
  page: nil,
  per_page: nil
)
  posts = LatoBlog::Post.published.joins(:post_parent).where('lato_blog_post_parents.publication_datetime <= ?', DateTime.now)

  # apply filters
  order = order && order == 'ASC' ? 'ASC' : 'DESC'
  posts = _posts_filter_by_order(posts, order)
  posts = _posts_filter_by_language(posts, language)
  if category_permalink || category_id
    posts = posts.joins(:categories)
    posts = _posts_filter_by_category_permalink(posts, category_permalink, category_permalink_AND)
    posts = _posts_filter_category_id(posts, category_id, category_id_AND)
  end
  if tag_permalink || tag_id
    posts = posts.joins(:tags)
    posts = _posts_filter_by_tag_permalink(posts, tag_permalink, tag_permalink_AND)
    posts = _posts_filter_tag_id(posts, tag_id, tag_id_AND)
  end
  posts = _posts_filter_search(posts, search)

  # take posts uniqueness
  posts = posts.uniq(&:id)

  # save total posts
  total = posts.length

  # manage pagination
  page = page&.to_i || 1
  per_page = per_page&.to_i || 20
  posts = core__paginate_array(posts, per_page, page)

  # return result
  {
    posts: posts && !posts.empty? ? posts.map(&:serialize) : [],
    page: page,
    per_page: per_page,
    order: order,
    total: total
  }
end