ユーザーが以前に Twitter 経由でアップロードした画像を「選択」できるようにしたいと考えています。
私は Sferik の Twitter Gem を使用していますが、ドキュメントを読んだ後も、それ以上のことはできません。
認証されたユーザーのタイムラインを呼び出すと、いくつかのツイートに次のようなメディア オブジェクトがあることがわかります。
Twitter.home_timeline.first
=> #<Twitter::Tweet:0x007fe8eaaf4738 @attrs={
:created_at=>"Fri Jun 14 22:24:19 +0000 2013",
:id=>345668046926536704,
:id_str=>"345668046926536704",
:text=>"Testing some more WishPanda. Check out the logo made by Becky Peng! http://t.co/rmD56WhO3r",
:source=>"<a href=\"http://twitter.com/download/android\" rel=\"nofollow\">Twitter for Android</a>",
:truncated=>false,
:in_reply_to_status_id=>nil,
:in_reply_to_status_id_str=>nil,
:in_reply_to_user_id=>nil,
:in_reply_to_user_id_str=>nil,
:in_reply_to_screen_name=>nil,
:user=>{
:id=>216810199,
:id_str=>"216810199",
:name=>"Doug",
:screen_name=>"FloofyDoug",
:location=>"Brazil",
:description=>"It's so floofy!",
:url=>""removed because i couldn't post more than two links",
:entities=>{
:url=>{
:urls=>[{
:url=>""removed because i couldn't post more than two links"",
:expanded_url=>"http://floofydoug.com",
:display_url=>"floofydoug.com",
:indices=>[0, 20]}]},
:description=>{
:urls=>[]}},
:protected=>false,
:followers_count=>59,
:friends_count=>77,
:listed_count=>0,
:created_at=>"Wed Nov 17 19:49:38 +0000 2010",
:favourites_count=>107,
:utc_offset=>-18000,
:time_zone=>"Eastern Time (US & Canada)",
:geo_enabled=>true,
:verified=>false,
:statuses_count=>243,
:lang=>"en",
:contributors_enabled=>false,
:is_translator=>false,
:profile_background_color=>"ACDED6",
:profile_background_image_url=>""removed because i couldn't post more than two links"",
:profile_background_image_url_https=>""removed because i couldn't post more than two links"",
:profile_background_tile=>false,
:profile_image_url=>""removed because i couldn't post more than two links"",
:profile_image_url_https=>""removed because i couldn't post more than two links"",
:profile_banner_url=>""removed because i couldn't post more than two links"",
:profile_link_color=>"038543",
:profile_sidebar_border_color=>"EEEEEE",
:profile_sidebar_fill_color=>"F6F6F6",
:profile_text_color=>"333333",
:profile_use_background_image=>true,
:default_profile=>false,
:default_profile_image=>false,
:following=>true,
:follow_request_sent=>nil,
:notifications=>nil},
:geo=>nil,
:coordinates=>nil,
:place=>nil,
:contributors=>nil,
:retweet_count=>0,
:favorite_count=>0,
:entities=>{
:hashtags=>[],
:symbols=>[],
:urls=>[],
:user_mentions=>[],
:media=>[{
:id=>345668046930731009,
:id_str=>"345668046930731009",
:indices=>[68, 90],
:media_url=>"http://pbs.twimg.com/media/BMwPQduCYAEsnaA.jpg",
:media_url_https=>""removed because i couldn't post more than two links"",
:url=>"removed because i couldn't post more than two links",
:display_url=>""removed because i couldn't post more than two links",
:expanded_url=>""removed because i couldn't post more than two links"",
:type=>"photo",
:sizes=>{
:medium=>{
:w=>600,
:h=>338,
:resize=>"fit"},
:small=>{
:w=>340,
:h=>192,
:resize=>"fit"},
:thumb=>{
:w=>150,
:h=>150,
:resize=>"crop"},
:large=>{
:w=>1024,
:h=>577,
:resize=>"fit"}}}]},
:favorited=>false,
:retweeted=>false,
:possibly_sensitive=>false,
:lang=>"en"}>
これらのメディア URL のいくつかを Twitter gem から引き出すにはどうすればよいですか?