module MediaMetaHash

# File lib/media_meta_hash.rb, line 99
def self.article_hash url, opts
  { :og => { :url => url }.merge!(opts), :twitter => { :card => "summary" }.merge!(opts) }
end

# File lib/media_meta_hash.rb, line 9
def self.for url, media_type = :video, opts = {}
  self.media_meta_hash(media_type, url, opts)
end

# File lib/media_meta_hash.rb, line 71
def self.video_hash url, opts
  video = self.video_info(url)

  if video
    common = { :title => video.title,
               :description => video.description,
               :image => video.thumbnail_medium
             }

    { :og => { :video => [video.og_url || video.embed_url, 
                      {:height => video.height,
                        :width => video.width }],
               :type => "video"
              }.merge!(common).merge!(opts),

      :twitter => { :player => [(video.embed_url || video.og_url).sub("http://", "https://"),
                                { :width => video.width,
                                  :height => video.height
                                }],
                    :card => "player"
                  }.merge!(common).merge!(self.twitter_mobile(video.provider.downcase.to_sym, video.video_id)).merge!(opts)
    }
  else 
    {}.merge!(opts)
  end

end

# File lib/media_meta_hash.rb, line 13
def self.video_info url
  if url =~ /video\.fox(news|business)\.com\/v\/(\d*)\/.*/
    partial_domain = $1
    id = $2
    OpenStruct.new(
      :video_id => id,
      :embed_url => "http://video.fox#{partial_domain}.com/v/video-embed.html?video_id=#{id}",
      :title => "",
      :image => "",
      :description  => "",
      :provider => "fox#{partial_domain}",
      :width => 480,
      :height => (480 * 0.5625).to_i
    )
  elsif url =~ /video\.cnbc\.com/ && url =~ /video=(\d*)/
    id = $1
    OpenStruct.new(
      :video_id => id,
      :embed_url => "http://video.cnbc.com/gallery/?video=#{id}",
      :title => "",
      :image => "",
      :description => "",
      :provider => "cnbc",
      :width => 480,
      :height => (480 * 0.5625).to_i
    )
  elsif url =~ /yahoo\.com\/video/
    OpenStruct.new(
      :video_id => "",
      :embed_url => url,
      :title => "",
      :image => "",
      :description => "",
      :provider => "yahoo",
      :width => 480,
      :height => (480 * 0.5625).to_i
    )
  else
    info = VideoInfo.get(url)

    if url =~ /(youtube.com|youtu.be)/ && info
      class << info
        def og_url=(val)
          @url = val
        end

        def og_url
          @url
        end
      end
      info.og_url = self.get_video_src info.video_id
      info.width = 480 if info.width == nil
      info.height = (480 * 0.5625).to_i if info.height == nil
    end
    info
  end
end

# File lib/media_meta_hash.rb, line 109
def self.get_video_src id
  "http://www.youtube.com/v/#{id}?autohide=1&version=3"
end

# File lib/media_meta_hash.rb, line 105
def self.ios_youtube_url id
  "vnd.youtube://watch/#{id}"
end

# File lib/media_meta_hash.rb, line 113
def self.media_meta_hash media_type, url, opts = {}
  if media_type == :video
    self.video_hash(url, opts)
  else
    self.article_hash(url, opts)
  end
end

# File lib/media_meta_hash.rb, line 121
def self.twitter_mobile provider, id
  tags_for = Hash.new({})
  tags_for[:youtube] = {
    :app => { :name => { :iphone => "YouTube",
                         :ipad => "YouTube",
                         :googleplay => "YouTube"
                       },
              :id => { :iphone => "544007664",
                       :ipad => "544007664",
                       :googleplay => "com.google.android.youtube"
                     },
              :url => { :iphone => self.ios_youtube_url(id),
                        :ipad => self.ios_youtube_url(id),
                        :googleplay => "http://www.youtube.com/watch/v=#{id}"
                      }
            }
  }
  tags_for[:vimeo] = { 
    :app => { :name => { :iphone => "Vimeo",
                         :ipad => "Vimeo",
                         :googleplay => "Vimeo"
                        },
              :id => { :iphone => "425194759",
                       :ipad => "425194759",
                       :googleplay => "com.vimeo.android.videoapp"
                      },
              :url => { :iphone => "vimeo://video/#{id}"}
          }

  }

  tags_for[provider]
end