Class: Jekyll::Spaceship::MediaProcessor

Inherits:
Processor
  • Object
show all
Defined in:
lib/jekyll-spaceship/processors/media-processor.rb

Constant Summary

Constants inherited from Processor

Processor::DEFAULT_PRIORITY, Processor::PRIORITY_MAP

Instance Attribute Summary

Attributes inherited from Processor

#config, #exclusions, #handled, #logger, #page, #priority, #registers

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Processor

class_name, #converter, #dispatch, escape_html, exclude, #exclusion_regexs, #ext, fetch_img_data, #filename, #get_exclusion, handle_bang_link, #initialize, #initialize_exclusions, #initialize_priority, #initialize_register, make_img_tag, #name, #next?, #on_handle_html_block, #on_handled, #output_ext, #post_exclude, #pre_exclude, priority, #process?, register

Constructor Details

This class inherits a constructor from Jekyll::Spaceship::Processor

Class Method Details

.config ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 8

def self.config
  {
    'default' => {
      'id' => 'media-{id}',
      'class' => 'media',
      'width' => '100%',
      'height' => 350,
      'frameborder' => 0,
      'style' => 'max-width: 600px;outline: none',
      'allow' => 'encrypted-media; picture-in-picture'
    }
  }
end

Instance Method Details

#get_id_from_html(url, pattern) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 247

def get_id_from_html(url, pattern)
  id = ''
  begin
    url = 'https:' + url if url.start_with? '//'
    res = Net::HTTP.get_response URI(url)
    raise res.body unless res.is_a?(Net::HTTPSuccess)
    res.body.match pattern do |match_data|
      id = match_data[0]
      break
    end
  rescue StandardError => msg
    data = url
    logger.log msg
  end
  id
end

#handle_audio(element, data) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 190

def handle_audio(element, data)
  cfg = data[:cfg]
  html = "<audio"\
    " id=\"#{cfg['id']}\""\
    " class=\"#{cfg['class']}\""\
    " #{cfg['autoplay'] ? 'autoplay' : ''}"\
    " #{cfg['loop'] ? 'loop' : ''}"\
    " src=\"#{cfg['src']}\""\
    " style=\"#{cfg['style']}\""\
    " controls>" \
    " Your browser doesn't support HTML5 audio."\
    " Here is a <a href=\"#{cfg['src']}\">link to download the audio</a>"\
    " instead."\
    "</audio>"
  doc = Nokogiri::HTML(html)
  return if element.parent.nil?
  element.replace(doc.at('body').children.first)
end

#handle_dailymotion(element) ⇒ Object

Examples: ![dailymotion](www.dailymotion.com/video/x7tgcev) ![dailymotion](dai.ly/x7tgcev?height=100%&width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 91

def handle_dailymotion(element)
  handle_media(element, {
    media_type: 'iframe',
    host: '(https?:)?\\/\\/(?>www\\.)?dai\\.?ly(?>motion\\.com\\/video)?\\/',
    id: '([a-zA-Z0-9\\_\\-]+)',
    base_url: "https://www.dailymotion.com/embed/video/"
  })
end

#handle_iframe(element, data) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 228

def handle_iframe(element, data)
  cfg = data[:cfg]
  html = "<iframe"\
    " id=\"#{cfg['id']}\""\
    " class=\"#{cfg['class']}\""\
    " src=\"#{cfg['src']}\""\
    " title=\"#{cfg['title']}\""\
    " width=\"#{cfg['width']}\""\
    " height=\"#{cfg['height']}\""\
    " style=\"#{cfg['style']}\""\
    " allow=\"#{cfg['allow']}\""\
    " frameborder=\"#{cfg['frameborder']}\""\
    " allowfullscreen>"\
    "</iframe>"
  doc = Nokogiri::HTML(html)
  return if element.parent.nil?
  element.replace(doc.at('body').children.first)
end

#handle_media(element, data) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 140

def handle_media(element, data)
  host = data[:host]
  src = element.get_attribute('src')
  title = element.get_attribute('title')
  id = data[:id_from] === 'html' ? '()' : data[:id]
  match_data = src&.match(/#{host}#{id}\S*/)
  return if match_data.nil?

  media_type = data[:media_type]
  base_url = data[:base_url]
  id = data[:id_from] === 'html' \
    ? get_id_from_html(src, data[:id]) \
    : match_data[2]
  qs = src.match(/(?<=\?)(\S*?)$/)
  qs = Hash[URI.decode_www_form(qs.to_s)].reject do |k, v|
    next true if v == id or v == ''
  end

  cfg = self.config['default'].clone
  cfg['id'] = qs['id'] || cfg['id']
  cfg['class'] = qs['class'] || cfg['class']
  cfg['style'] = qs['style'] || cfg['style']
  cfg['id'] = cfg['id'].gsub('{id}', id)
  cfg['class'] = cfg['class'].gsub('{id}', id)

  cfg['src'] = URI(base_url ? "#{base_url}#{id}" : src).tap do |v|
    v.query = URI.encode_www_form(qs) if qs.size > 0
  end

  case media_type
  when 'audio'
    cfg['autoplay'] = qs['autoplay'] || data[:autoplay] || cfg['autoplay']
    cfg['loop'] = qs['loop'] || data[:loop] || cfg['loop']
    cfg['style'] += ';display: none;' if qs['hidden']
    handle_audio(element, { cfg: cfg })
  when 'video'
    cfg['autoplay'] = qs['autoplay'] || data[:autoplay] || cfg['autoplay']
    cfg['loop'] = qs['loop'] || data[:loop] || cfg['loop']
    handle_video(element, { cfg: cfg })
  when 'iframe'
    cfg['title'] = title
    cfg['width'] = qs['width'] || data[:width] || cfg['width']
    cfg['height'] = qs['height'] || data[:height] || cfg['height']
    cfg['frameborder'] = qs['frameborder'] || cfg['frameborder']
    cfg['allow'] ||= cfg['allow']
    handle_iframe(element, { cfg: cfg })
  end
  self.handled = true
end

#handle_normal_audio(element) ⇒ Object

Examples: ![audio](//www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3) ![audio](//www.expample.com/examples/t-rex-roar.mp3?autoplay=true&loop=true)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 42

def handle_normal_audio(element)
  handle_media(element, {
    media_type: 'audio',
    host: '(https?:\\/\\/)?.*\\/',
    id: '(.+?\\.(mp3|wav|ogg|mid|midi|aac|wma))'
  })
end

#handle_normal_video(element) ⇒ Object

Examples: ![video](//www.html5rocks.com/en/tutorials/video/basics/devstories.webm) ![video](//techslides.com/demos/sample-videos/small.ogv?allow=autoplay) ![video](//techslides.com/demos/sample-videos/small.mp4?width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 55

def handle_normal_video(element)
  handle_media(element, {
    media_type: 'video',
    host: '(https?:\\/\\/)?.*\\/',
    id: '(.+?\\.(avi|mp4|webm|ogg|ogv|flv|mkv|mov|wmv|3gp|rmvb|asf))'
  })
end

#handle_soundcloud(element) ⇒ Object

Examples: ![soundcloud](//soundcloud.com/aviciiofficial/preview-avicii-vs-lenny)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 128

def handle_soundcloud(element)
  handle_media(element, {
    media_type: 'iframe',
    id_from: 'html',
    host: '(https?:)?\\/\\/soundcloud\\.com\\/.+\\/[^\\?]+',
    id: '(?<=soundcloud:\\/\\/sounds:)([0-9]+)',
    base_url: "https://w.soundcloud.com/player/?url="\
      "https%3A//api.soundcloud.com/tracks/",
    height: 125,
  })
end

#handle_spotify(element) ⇒ Object

Examples: ![spotify](//open.spotify.com/track/4Dg5moVCTqxAb7Wr8Dq2T5) ![spotify](//open.spotify.com/track/37mEkAaqCE7FXMvnlVA8pp?width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 103

def handle_spotify(element)
  handle_media(element, {
    media_type: 'iframe',
    host: '(https?:)?\\/\\/open\\.spotify\\.com\\/track\\/',
    id: '(?<=track\\/)([a-zA-Z0-9\\_\\-]+)',
    base_url: "https://open.spotify.com/embed/track/",
    height: 80
  })
end

#handle_spotify_podcast(element) ⇒ Object

Examples: ![spotify podcast](//open.spotify.com/episode/31AxcwYdjsFtStds5JVWbT) ![spotify podcast](//open.spotify.com/episode/44gfWHnwbmSY7Euw6Nb39k?width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 116

def handle_spotify_podcast(element)
  handle_media(element, {
    media_type: 'iframe',
    host: '(https?:)?\\/\\/open\\.spotify\\.com\\/episode\\/',
    id: '(?<=episode\\/)([a-zA-Z0-9\\_\\-]+)',
    base_url: "https://open.spotify.com/embed/episode/",
    height: 152
  })
end

#handle_video(element, data) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 209

def handle_video(element, data)
  cfg = data[:cfg]
  html = "<video"\
    " id=\"#{cfg['id']}\""\
    " class=\"#{cfg['class']}\""\
    " style=\"#{cfg['style']}\""\
    " #{cfg['autoplay'] ? 'autoplay' : ''}"\
    " #{cfg['loop'] ? 'loop' : ''}"\
    " controls>" \
    " <source src=\"#{cfg['src']}\">" \
    " Your browser doesn't support HTML5 video."\
    " Here is a <a href=\"#{cfg['src']}\">link to download the video</a>"\
    " instead."\
    "</video>"
  doc = Nokogiri::HTML(html)
  return if element.parent.nil?
  element.replace(doc.at('body').children.first)
end

#handle_vimeo(element) ⇒ Object

Examples: ![vimeo](vimeo.com/263856289) ![vimeo](vimeo.com/263856289?height=100%&width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 79

def handle_vimeo(element)
  handle_media(element, {
    media_type: 'iframe',
    host: '(https?:)?\\/\\/vimeo\\.com\\/',
    id: '([0-9]+)',
    base_url: "https://player.vimeo.com/video/"
  })
end

#handle_youtube(element) ⇒ Object

Examples: ![youtube](www.youtube.com/watch?v=XA2WjJbmmoM “title”) ![youtube](www.youtube.com/embed/w-m_yZCLF5Q) ![youtube](//youtu.be/mEP3YXaSww8?height=100%&width=400)



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 67

def handle_youtube(element)
  handle_media(element, {
    media_type: 'iframe',
    host: '(https?:)?\\/\\/.*youtu.*',
    id: '(?<=\\?v\\=|embed\\/|\\.be\\/)([a-zA-Z0-9\\_\\-]+)',
    base_url: "https://www.youtube.com/embed/"
  })
end

#on_handle_html(content) ⇒ Object 



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# File 'lib/jekyll-spaceship/processors/media-processor.rb', line 22

def on_handle_html(content)
  # use nokogiri to parse html content
  doc = Nokogiri::HTML(content)
  # handle each img tag
  doc.css('img').each do |element|
    handle_normal_audio(element)
    handle_normal_video(element)
    handle_youtube(element)
    handle_vimeo(element)
    handle_dailymotion(element)
    handle_spotify(element)
    handle_spotify_podcast(element)
    handle_soundcloud(element)
  end
  doc.to_html
end