Module: JekyllIS::Images::Hooks

Defined in:
lib/jekyll-is/images/hooks.rb

Constant Summary collapse

HOOK_PAGE_VAR = 
'__is_images_hook'

Class Method Summary collapse

Class Method Details

.init_hooks(site) ⇒ void

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

This method returns an undefined value.

Parameters:

  • site (Jekyll::Site) 


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# File 'lib/jekyll-is/images/hooks.rb', line 19

def init_hooks site

  Jekyll::Hooks::register [ :pages, :documents ], :pre_render do |page, _|
    if !page.data.dig('is_images', 'disable')
      page.data[HOOK_PAGE_VAR] = Kramdown::Parser::ISKram::register_post_parse_hook do |parser|
        processor = JekyllIS::Images::Kramdown::Processor::new site, page
        processor.process parser.root
      end
      JekyllIS::Images::Image.replace_page_image site, page
    end
  end

  Jekyll::Hooks::register [ :pages, :documents ], :post_render do |page, _|
    hook = page.data[HOOK_PAGE_VAR]
    Kramdown::Parser::ISKram::unregister_post_parse_hook hook if hook

    unless page.data.dig('is_images', 'disable')
      context = JekyllIS::Images::Context[site, page]
      # Следует использовать is_images.disable_auto_stuff для того, чтобы те же самые линки разместить
      #  самостоятельно в шаблонах. Просто не использовать их при включенном плагие в целом — не имеет
      #  смысла.
      unless context.config('disable_auto_stuff')
        page.output.sub! '</head>', "#{ JekyllIS::Images::Assets::stuff(context) }\n</head>"
      end
    end
  end

  Jekyll::Hooks::register :site, :after_reset do |site|
    context = JekyllIS::Images::Context[site, nil]
    if File.directory?(site.in_source_dir(".jekyll-cache/Jekyll/Cache/Jekyll--Converters--Markdown"))
      JekyllIS::Images::Image::Cache::restore_static_files context
    end
    JekyllIS::Images::Assets::register context
  end

  Jekyll::Hooks::register :site, :post_write do |site|
    context = JekyllIS::Images::Context[site, nil]
    is_live = site.config['watch'] || site.config['serving'] || site.incremental? || JekyllIS::Images.cached_environment
    cache_path = site.in_source_dir context.cache_path
    if !is_live && File.directory?(cache_path)
      JekyllIS::Images::Image::Cache::clean_unused_files context
    end
  end

end