Class: Jekyll::Spaceship::Manager

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll-spaceship/cores/manager.rb

Constant Summary collapse

@@_hooks = 
{}
@@_processors = 
[]

Class Method Summary collapse

Class Method Details

.add(processor) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 11

def self.add(processor)
  # register for listening event
  processor.registers.each do |_register|
    container = _register.first
    events = _register.last.uniq
    events = events.select do |event|
      next true if event.match(/^after/)
      next true if event.match(/^post/)
      next events.index(event.to_s.gsub(/^pre/, 'post').to_sym).nil?
    end
    events.each do |event|
      self.hook container, event
    end
  end
  @@_processors.push(processor)
  @@_processors = @@_processors.sort { |a, b| b.priority <=> a.priority }
end

.converter(page, name) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 93

def self.converter(page, name)
  page.site.converters.each do |converter|
    class_name = converter.class.to_s.downcase
    return converter if class_name.end_with?(name.downcase)
  end
end

.dispatch(page, container, event) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 60

def self.dispatch(page, container, event)
  # dispatch to each processor
  @@_processors.each do |processor|
    processor.dispatch page, container, event
    break unless processor.next?
  end
  if event.to_s.start_with?('post') and Type.html? output_ext(page)
    self.dispatch_html_block(page)
  end
  # update page excerpt
  @@_processors.each do |processor|
    next unless processor.handled
    next unless page.is_a? Jekyll::Document
    break page.data['excerpt'] = Jekyll::Excerpt.new(page)
  end
  # call on_handled
  @@_processors.each do |processor|
    processor.on_handled if processor.handled
    break unless processor.next?
  end
end

.dispatch_html_block(page) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 100

def self.dispatch_html_block(page)
  doc = Nokogiri::HTML(page.output)
  doc.css('script').each do |node|
    type = Type.html_block_type node['type']
    content = node.content
    next if type.nil?

    # dispatch to on_handle_html_block
    @@_processors.each do |processor|
      next unless processor.process?
      content = processor.on_handle_html_block content, type
      # dispatch to type handlers
      method = "on_handle_#{type}"
      next unless processor.respond_to? method
      content = processor.pre_exclude content
      content = processor.send method, content
      content = processor.after_exclude content
    end

    cvter = self.converter page, type
    content = cvter.convert content unless cvter.nil?

    # dispatch to on_handle_html
    @@_processors.each do |processor|
      next unless processor.process?
      content = processor.on_handle_html content
    end
    node.replace Nokogiri::HTML.fragment content
  end
  page.output = Processor.escape_html doc.to_html
end

.ext(page) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 82

def self.ext(page)
  return unless page.respond_to? :path
  ext = page.path.match(/\.[^.]+$/)
  ext.to_s.rstrip
end

.hook(container, event, &block) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 29

def self.hook(container, event, &block)
  return if not is_hooked? container, event

  handler = ->(page) {
    self.dispatch page, container, event
    block.call if block
  }

  if event.to_s.start_with?('after')
    Jekyll::Hooks.register container, event do |page|
      handler.call page
    end
  elsif event.to_s.start_with?('post')
    Jekyll::Hooks.register container, event do |page|
      handler.call page
    end
    # auto add pre-event
    self.hook container, event.to_s.sub('post', 'pre').to_sym
  elsif event.to_s.start_with?('pre')
    Jekyll::Hooks.register container, event do |page|
      handler.call page
    end
  end
end

.is_hooked?(container, event) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jekyll-spaceship/cores/manager.rb', line 54

def self.is_hooked?(container, event)
  hook_name = "#{container}_#{event}".to_sym
  return false if @@_hooks.has_key? hook_name
  @@_hooks[hook_name] = true
end

.output_ext(page) ⇒ Object 



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# File 'lib/jekyll-spaceship/cores/manager.rb', line 88

def self.output_ext(page)
  return unless page.respond_to? :url_placeholders
  page.url_placeholders[:output_ext]
end