Class: Atreides::Video

Inherits:
Base
  • Object
show all
Includes:
Extendable
Defined in:
app/models/atreides/video.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#dom_id, #to_param

Instance Attribute Details

#upload ⇒ Object

Constants



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# File 'app/models/atreides/video.rb', line 6

def upload
  @upload
end

Class Method Details

.base_class ⇒ Object 



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# File 'app/models/atreides/video.rb', line 84

def base_class
  self
end

Instance Method Details

#embed(*args) ⇒ Object 



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# File 'app/models/atreides/video.rb', line 97

def embed(*args)
  html = read_attribute(:embed)
  dims = args.first if args.is_a?(Array)
  return html if !dims.is_a?(Hash) or html.blank?

  # Process embed for provided dimensions
  doc = Hpricot(html)
  %w(iframe object embed).each do |tag|
    el = doc.at("#{tag}[@width][@height]")
    next unless el
    unless dims[:width].blank?
      el.attributes['width']  = dims[:width].to_s
    end
    unless dims[:height].blank?
      el.attributes['height'] = dims[:height].to_s
    else
      unless dims[:width].blank?
        begin
          el.attributes['height'] = (( self.height * dims[:width]) / self.width).to_s
        rescue => e
          logger.error "VIDEO - Error while resizing embed video : " + e.backtrace.join("\n")
        end
      end
    end
  end
  doc.to_s
end

#embed_url(options = {}) ⇒ Object 



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# File 'app/models/atreides/video.rb', line 125

def embed_url(options = {})
  @embed_url ||= if embedable?
    # Parse for URL
    if (tag = Hpricot(embed).at('embed'))
      tag.attributes['src']
    elsif (tag = Hpricot(embed).at("param[@name='movie']"))
      tag.attributes['value']
    elsif (tag = Hpricot(embed).at("iframe[@src]"))
      tag.attributes['src']
    end
  elsif vimeo_id?
    params = {
      :clip_id => vimeo_id,
      :server => "vimeo.com",
      :show_title => 0,
      :show_byline => 0,
      :show_portrait => 0,
      :full_screen => 1,
      :color => "ffffff"
    }.update(options)
    "http://vimeo.com/moogaloop.swf?#{params.to_query}"
  else
    url
  end
end

#embedable?(target = :embed) ⇒ Boolean

Instance Methods

Returns:

  • (Boolean) 


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# File 'app/models/atreides/video.rb', line 93

def embedable?(target = :embed)
  send("#{target}?") and !send(target).strip.match(%r{^<\w+}).nil?
end

#flash_vars ⇒ Object 



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# File 'app/models/atreides/video.rb', line 151

def flash_vars
  @flash_vars ||= if vimeo_id?
    {:clip_id => vimeo_id, :server => 'vimeo.com', :fullscreen => 1, :show_title => 1, :show_byline => 1, :show_portrait => 1, :color => '00ADEF'}.to_json
  else
    {}.to_json
  end
end

#send_to_vimeo ⇒ Object 



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# File 'app/models/atreides/video.rb', line 159

def send_to_vimeo
  return unless upload.respond_to?(:path) and File.exists?(upload.path)

  # @vimeo.confirm("ticket_id", "json_manifest")
  quota = vimeo_upload.get_quota

  # Check size of upload
  if upload.size > quota['user']['upload_space']['free'].to_i
    return errors.add(:upload, "exceeds remaining Viemo quota")
  end

  ticket = vimeo_upload.get_ticket

  resp = vimeo_upload.upload(Settings.vimeo.user_token, upload.path, ticket['ticket']['id'], ticket['ticket']['endpoint'])
  conf = vimeo_upload.confirm(ticket['ticket']['id'])
  self.vimeo_id = conf['ticket']['video_id']

  # Set video's attributes
  if vimeo_id?
    begin
      vimeo_video.set_privacy(vimeo_id, "anybody")
      vimeo_video.set_description(vimeo_id, caption) if caption?
      if post
        # vimeo_video.set_title(vimeo_id, post.title) if post.title? # TODO: Why is the API broken here
        vimeo_video.add_tags(vimeo_id, post.tag_list.join(",")) unless post.tag_list.empty?
      end
    rescue Exception => exc
      logger.error { "Unable to set video attributes: #{exc}\nResp: #{resp.inspect}\nConf:#{conf}" }
    end
    self.upload = nil
  else
    logger.error { "Unable to save Vimeo video!\nResp: #{resp.inspect}\nConf:#{conf}" }
  end
  return vimeo_id?
end

#upload_video ⇒ Object 



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# File 'app/models/atreides/video.rb', line 22

def upload_video

  # upload to vimeo
  send_to_vimeo if upload and File.exists?(upload)

  # Set embed code
  if !embedable? or url_changed?
    if embedable?(:url)
      self.embed = url
      doc = Hpricot(self.embed)

      # Get dimensions from embed code
      object = doc.at("object[@width][@height]")
      self.width = object.attributes['width'].to_i
      self.height = object.attributes['height'].to_i

      # Get url from embed code
      param = doc.at("param[@name=movie]")
      self.url = param.attributes['value']

      # Guess image url if from youtube
      if self.url =~ %r{^http://www.youtube.com/v/([0-9A-Za-z\-\_]+)\&.*$}
        self.thumb_url = "http://i1.ytimg.com/vi/#{$1}/default.jpg"
      end
    else
      require 'oembed_links'
      OEmbed.register_yaml_file(File.join(Rails.root, 'config/oembed.yml'))
      OEmbed.transform(url) do |r, url|
        r.from?(:youtube) { |resp|
          self.width     = resp["width"].to_i
          self.height    = resp["height"].to_i
          self.thumb_url = resp["thumbnail_url"]
          self.embed     = resp["html"]
          # Extract URL from embed html
          res = resp["html"].scan(/(http\:\/\/www\.youtube\.com\/embed\/.+?)\?/)
          self.url = res.flatten.shift
        }
        r.from?(:vimeo) { |resp|
          self.vimeo_id  = resp["video_id"]
          self.width     = resp["width"].to_i
          self.height    = resp["height"].to_i
          self.thumb_url = resp["thumbnail_url"]
          self.embed = resp["html"]
        }
        r.any? { |resp|
          self.embed = resp["html"]
          self.thumb_url = resp["thumbnail_url"]
        }
      end
    end
  end
end