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My custom branche(s) on git.pleroma.social/pleroma/pleroma 
commit: 180b87257cae481d4d9ffc9f03a06268ad8df569
parent: ce9284b36f20a7116289ce1a14aa96e31e294093
Author: lambda <lain@soykaf.club>
Date:   Tue,  2 Apr 2019 12:47:40 +0000

Merge branch 'bugfix/share-mastodon' into 'develop'

[OStatus] adds status to pleroma instance if the url given is a status

See merge request pleroma/pleroma!1002

Diffstat:


Mlib/pleroma/web/twitter_api/controllers/util_controller.ex49+++++++++++++++++++++++++++++++++----------------


Atest/fixtures/httpoison_mock/emelie.atom306+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


Atest/fixtures/httpoison_mock/status.emelie.json64++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


Atest/fixtures/httpoison_mock/webfinger_emelie.json36++++++++++++++++++++++++++++++++++++


Mtest/support/http_request_mock.ex37+++++++++++++++++++++++++++++++++++++


Mtest/web/twitter_api/util_controller_test.exs27+++++++++++++++++++++++++++


6 files changed, 503 insertions(+), 16 deletions(-)

diff --git a/lib/pleroma/web/twitter_api/controllers/util_controller.ex b/lib/pleroma/web/twitter_api/controllers/util_controller.ex
@@ -8,6 +8,7 @@ defmodule Pleroma.Web.TwitterAPI.UtilController do
   require Logger
 
   alias Comeonin.Pbkdf2
+  alias Pleroma.Activity
   alias Pleroma.Emoji
   alias Pleroma.Notification
   alias Pleroma.PasswordResetToken
@@ -73,23 +74,39 @@ defmodule Pleroma.Web.TwitterAPI.UtilController do
   end
 
   def remote_follow(%{assigns: %{user: user}} = conn, %{"acct" => acct}) do
-    {err, followee} = OStatus.find_or_make_user(acct)
-    avatar = User.avatar_url(followee)
-    name = followee.nickname
-    id = followee.id
-
-    if !!user do
-      conn
-      |> render("follow.html", %{error: err, acct: acct, avatar: avatar, name: name, id: id})
+    if is_status?(acct) do
+      {:ok, object} = ActivityPub.fetch_object_from_id(acct)
+      %Activity{id: activity_id} = Activity.get_create_by_object_ap_id(object.data["id"])
+      redirect(conn, to: "/notice/#{activity_id}")
     else
-      conn
-      |> render("follow_login.html", %{
-        error: false,
-        acct: acct,
-        avatar: avatar,
-        name: name,
-        id: id
-      })
+      {err, followee} = OStatus.find_or_make_user(acct)
+      avatar = User.avatar_url(followee)
+      name = followee.nickname
+      id = followee.id
+
+      if !!user do
+        conn
+        |> render("follow.html", %{error: err, acct: acct, avatar: avatar, name: name, id: id})
+      else
+        conn
+        |> render("follow_login.html", %{
+          error: false,
+          acct: acct,
+          avatar: avatar,
+          name: name,
+          id: id
+        })
+      end
+    end
+  end
+
+  defp is_status?(acct) do
+    case ActivityPub.fetch_and_contain_remote_object_from_id(acct) do
+      {:ok, %{"type" => type}} when type in ["Article", "Note", "Video", "Page", "Question"] ->
+        true
+
+      _ ->
+        false
     end
   end
 
diff --git a/test/fixtures/httpoison_mock/emelie.atom b/test/fixtures/httpoison_mock/emelie.atom
@@ -0,0 +1,306 @@
+<?xml version="1.0"?>
+<feed xmlns="http://www.w3.org/2005/Atom" xmlns:thr="http://purl.org/syndication/thread/1.0" xmlns:activity="http://activitystrea.ms/spec/1.0/" xmlns:poco="http://portablecontacts.net/spec/1.0" xmlns:media="http://purl.org/syndication/atommedia" xmlns:ostatus="http://ostatus.org/schema/1.0" xmlns:mastodon="http://mastodon.social/schema/1.0">
+    <id>https://mastodon.social/users/emelie.atom</id>
+    <title>emelie 🎨</title>
+    <subtitle>23 / #Sweden / #Artist / #Equestrian / #GameDev
+
+If I ain't spending time with my pets, I'm probably drawing. 🐴 🐱 🐰</subtitle>
+    <updated>2019-02-04T20:22:19Z</updated>
+    <logo>https://files.mastodon.social/accounts/avatars/000/015/657/original/e7163f98280da1a4.png</logo>
+    <author>
+        <id>https://mastodon.social/users/emelie</id>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/person</activity:object-type>
+        <uri>https://mastodon.social/users/emelie</uri>
+        <name>emelie</name>
+        <email>emelie@mastodon.social</email>
+        <summary type="html">&lt;p&gt;23 / &lt;a href="https://mastodon.social/tags/sweden" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;Sweden&lt;/span&gt;&lt;/a&gt; / &lt;a href="https://mastodon.social/tags/artist" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;Artist&lt;/span&gt;&lt;/a&gt; / &lt;a href="https://mastodon.social/tags/equestrian" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;Equestrian&lt;/span&gt;&lt;/a&gt; / &lt;a href="https://mastodon.social/tags/gamedev" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;GameDev&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;&lt;p&gt;If I ain&amp;apos;t spending time with my pets, I&amp;apos;m probably drawing. 🐴 🐱 🐰&lt;/p&gt;</summary>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie"/>
+        <link rel="avatar" type="image/png" media:width="120" media:height="120" href="https://files.mastodon.social/accounts/avatars/000/015/657/original/e7163f98280da1a4.png"/>
+        <link rel="header" type="image/png" media:width="700" media:height="335" href="https://files.mastodon.social/accounts/headers/000/015/657/original/847f331f3dd9e38b.png"/>
+        <poco:preferredUsername>emelie</poco:preferredUsername>
+        <poco:displayName>emelie 🎨</poco:displayName>
+        <poco:note>23 / #Sweden / #Artist / #Equestrian / #GameDev
+
+If I ain't spending time with my pets, I'm probably drawing. 🐴 🐱 🐰</poco:note>
+        <mastodon:scope>public</mastodon:scope>
+    </author>
+    <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie"/>
+    <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie.atom"/>
+    <link rel="hub" href="https://mastodon.social/api/push"/>
+    <link rel="salmon" href="https://mastodon.social/api/salmon/15657"/>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101850331907006641</id>
+        <published>2019-04-01T09:58:50Z</published>
+        <updated>2019-04-01T09:58:50Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101850331907006641"/>
+        <content type="html" xml:lang="en">&lt;p&gt;Me: I&amp;apos;m going to make this vital change to my world building in the morning, no way I&amp;apos;ll forget this, it&amp;apos;s too big of a deal&lt;br /&gt;Also me: forgets&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101850331907006641"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17854598.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94383214:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101849626603073336</id>
+        <published>2019-04-01T06:59:28Z</published>
+        <updated>2019-04-01T06:59:28Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/comment</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101849626603073336"/>
+        <content type="html" xml:lang="sv">&lt;p&gt;&lt;span class="h-card"&gt;&lt;a href="https://mastodon.social/@Fergant" class="u-url mention"&gt;@&lt;span&gt;Fergant&lt;/span&gt;&lt;/a&gt;&lt;/span&gt; Dom är i stort sett religiös skrift vid det här laget 👏👏&lt;/p&gt;&lt;p&gt;har dock bara läst svenska översättningen, kanske är dags att jag läser dom på engelska&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/person" href="https://mastodon.social/users/Fergant"/>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101849626603073336"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17852590.atom"/>
+        <thr:in-reply-to ref="https://mastodon.social/users/Fergant/statuses/101849606513357387" href="https://mastodon.social/@Fergant/101849606513357387"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94362529:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101849580030237068</id>
+        <published>2019-04-01T06:47:37Z</published>
+        <updated>2019-04-01T06:47:37Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101849580030237068"/>
+        <content type="html" xml:lang="en">&lt;p&gt;What&amp;apos;s you people&amp;apos;s favourite fantasy books? Give me some hot tips 🌞&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101849580030237068"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17852464.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94362529:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101849550599949363</id>
+        <published>2019-04-01T06:40:08Z</published>
+        <updated>2019-04-01T06:40:08Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101849550599949363"/>
+        <content type="html" xml:lang="en">&lt;p&gt;Stick them legs out 💃 &lt;a href="https://mastodon.social/tags/mastocats" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;mastocats&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <category term="mastocats"/>
+        <link rel="enclosure" type="image/jpeg" length="516384" href="https://files.mastodon.social/media_attachments/files/013/051/707/original/125a310abe9a34aa.jpeg"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101849550599949363"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17852407.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94361580:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101849191533152720</id>
+        <published>2019-04-01T05:08:49Z</published>
+        <updated>2019-04-01T05:08:49Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101849191533152720"/>
+        <content type="html" xml:lang="en">&lt;p&gt;long 🐱 &lt;a href="https://mastodon.social/tags/mastocats" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;mastocats&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <category term="mastocats"/>
+        <link rel="enclosure" type="image/jpeg" length="305208" href="https://files.mastodon.social/media_attachments/files/013/049/940/original/f2dbbfe7de3a17d2.jpeg"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101849191533152720"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17851663.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94351141:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101849165031453009</id>
+        <published>2019-04-01T05:02:05Z</published>
+        <updated>2019-04-01T05:02:05Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101849165031453009"/>
+        <content type="html" xml:lang="en">&lt;p&gt;You gotta take whatever bellyrubbing opportunity you can get before she changes her mind 🦁 &lt;a href="https://mastodon.social/tags/mastocats" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;mastocats&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <category term="mastocats"/>
+        <link rel="enclosure" type="video/mp4" length="9838915" href="https://files.mastodon.social/media_attachments/files/013/049/816/original/e7831178a5e0d6d4.mp4"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101849165031453009"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17851558.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-04-01:objectId=94350309:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101846512530748693</id>
+        <published>2019-03-31T17:47:31Z</published>
+        <updated>2019-03-31T17:47:31Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101846512530748693"/>
+        <content type="html" xml:lang="en">&lt;p&gt;Hello look at this boy having a decent haircut for once &lt;a href="https://mastodon.social/tags/mastohorses" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;mastohorses&lt;/span&gt;&lt;/a&gt; &lt;a href="https://mastodon.social/tags/equestrian" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;equestrian&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <category term="equestrian"/>
+        <category term="mastohorses"/>
+        <link rel="enclosure" type="image/jpeg" length="461632" href="https://files.mastodon.social/media_attachments/files/013/033/387/original/301e8ab668cd61d2.jpeg"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101846512530748693"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17842424.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-31:objectId=94256415:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101846181093805500</id>
+        <published>2019-03-31T16:23:14Z</published>
+        <updated>2019-03-31T16:23:14Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101846181093805500"/>
+        <content type="html" xml:lang="en">&lt;p&gt;Sorry did I disturb the who-is-the-longest-cat competition ?  &lt;a href="https://mastodon.social/tags/mastocats" class="mention hashtag" rel="tag"&gt;#&lt;span&gt;mastocats&lt;/span&gt;&lt;/a&gt;&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <category term="mastocats"/>
+        <link rel="enclosure" type="image/jpeg" length="211384" href="https://files.mastodon.social/media_attachments/files/013/030/725/original/5b4886730cbbd25c.jpeg"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101846181093805500"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17841108.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-31:objectId=94245239:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101845897513133849</id>
+        <published>2019-03-31T15:11:07Z</published>
+        <updated>2019-03-31T15:11:07Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101845897513133849"/>
+        <summary xml:lang="en">more earthsea ramblings</summary>
+        <content type="html" xml:lang="en">&lt;p&gt;I&amp;apos;m re-watching Tales from Earthsea for the first time since I read the books, and that Therru doesn&amp;apos;t squash Cob like a spider, as Orm Embar did is a wasted opportunity tbh&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101845897513133849"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17840088.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-31:objectId=94232455:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101841219051533307</id>
+        <published>2019-03-30T19:21:19Z</published>
+        <updated>2019-03-30T19:21:19Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101841219051533307"/>
+        <content type="html" xml:lang="en">&lt;p&gt;I gave my cats some mackerel and they ate it all in 0.3 seconds, and now they won&amp;apos;t stop meowing for more, and I&amp;apos;m tired plz shut up&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101841219051533307"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17826587.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-30:objectId=94075000:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101839949762341381</id>
+        <published>2019-03-30T13:58:31Z</published>
+        <updated>2019-03-30T13:58:31Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/comment</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101839949762341381"/>
+        <content type="html" xml:lang="en">&lt;p&gt;yet I&amp;apos;m  confused about this american dude with a gun, like the heck r ya doin in mah ghibli&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101839949762341381"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17821757.atom"/>
+        <thr:in-reply-to ref="https://mastodon.social/users/emelie/statuses/101839928677863590" href="https://mastodon.social/@emelie/101839928677863590"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-30:objectId=94026360:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101839928677863590</id>
+        <published>2019-03-30T13:53:09Z</published>
+        <updated>2019-03-30T13:53:09Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101839928677863590"/>
+        <content type="html" xml:lang="en">&lt;p&gt;2 hours into Ni no Kuni 2 and I&amp;apos;ve already sold my soul to this game&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101839928677863590"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17821713.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-30:objectId=94026360:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101836329521599438</id>
+        <published>2019-03-29T22:37:51Z</published>
+        <updated>2019-03-29T22:37:51Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101836329521599438"/>
+        <content type="html" xml:lang="en">&lt;p&gt;Pippi Longstocking the original one-punch /man&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101836329521599438"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17811608.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-29:objectId=93907854:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101835905282948341</id>
+        <published>2019-03-29T20:49:57Z</published>
+        <updated>2019-03-29T20:49:57Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101835905282948341"/>
+        <content type="html" xml:lang="en">&lt;p&gt;I&amp;apos;ve had so much wine I thought I had a 3rd brother&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101835905282948341"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17809862.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-29:objectId=93892966:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101835878059204660</id>
+        <published>2019-03-29T20:43:02Z</published>
+        <updated>2019-03-29T20:43:02Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/note</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101835878059204660"/>
+        <content type="html" xml:lang="en">&lt;p&gt;ååååhhh booi&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101835878059204660"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17809734.atom"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-29:objectId=93892010:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101835848050598939</id>
+        <published>2019-03-29T20:35:24Z</published>
+        <updated>2019-03-29T20:35:24Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/comment</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101835848050598939"/>
+        <content type="html" xml:lang="en">&lt;p&gt;&lt;span class="h-card"&gt;&lt;a href="https://thraeryn.net/@thraeryn" class="u-url mention"&gt;@&lt;span&gt;thraeryn&lt;/span&gt;&lt;/a&gt;&lt;/span&gt; if I spent 1 hour and a half watching this monstrosity, I need to&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/person" href="https://thraeryn.net/users/thraeryn"/>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101835848050598939"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17809591.atom"/>
+        <thr:in-reply-to ref="https://thraeryn.net/users/thraeryn/statuses/101835839202826007" href="https://thraeryn.net/@thraeryn/101835839202826007"/>
+        <ostatus:conversation ref="tag:mastodon.social,2019-03-29:objectId=93888827:objectType=Conversation"/>
+    </entry>
+    <entry>
+        <id>https://mastodon.social/users/emelie/statuses/101835823138262290</id>
+        <published>2019-03-29T20:29:04Z</published>
+        <updated>2019-03-29T20:29:04Z</updated>
+        <title>New status by emelie</title>
+        <activity:object-type>http://activitystrea.ms/schema/1.0/comment</activity:object-type>
+        <activity:verb>http://activitystrea.ms/schema/1.0/post</activity:verb>
+        <link rel="alternate" type="application/activity+json" href="https://mastodon.social/users/emelie/statuses/101835823138262290"/>
+        <summary xml:lang="en">medical, fluids mention</summary>
+        <content type="html" xml:lang="en">&lt;p&gt;&lt;span class="h-card"&gt;&lt;a href="https://icosahedron.website/@Trev" class="u-url mention"&gt;@&lt;span&gt;Trev&lt;/span&gt;&lt;/a&gt;&lt;/span&gt; *hugs* ✨&lt;/p&gt;</content>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/person" href="https://icosahedron.website/users/Trev"/>
+        <link rel="mentioned" ostatus:object-type="http://activitystrea.ms/schema/1.0/collection" href="http://activityschema.org/collection/public"/>
+        <mastodon:scope>public</mastodon:scope>
+        <link rel="alternate" type="text/html" href="https://mastodon.social/@emelie/101835823138262290"/>
+        <link rel="self" type="application/atom+xml" href="https://mastodon.social/users/emelie/updates/17809468.atom"/>
+        <thr:in-reply-to ref="https://icosahedron.website/users/Trev/statuses/101835812250051801" href="https://icosahedron.website/@Trev/101835812250051801"/>
+        <ostatus:conversation ref="tag:icosahedron.website,2019-03-29:objectId=12220882:objectType=Conversation"/>
+    </entry>
+</feed>
diff --git a/test/fixtures/httpoison_mock/status.emelie.json b/test/fixtures/httpoison_mock/status.emelie.json
@@ -0,0 +1,64 @@
+{
+    "@context": [
+        "https://www.w3.org/ns/activitystreams",
+        {
+            "ostatus": "http://ostatus.org#",
+            "atomUri": "ostatus:atomUri",
+            "inReplyToAtomUri": "ostatus:inReplyToAtomUri",
+            "conversation": "ostatus:conversation",
+            "sensitive": "as:sensitive",
+            "Hashtag": "as:Hashtag",
+            "toot": "http://joinmastodon.org/ns#",
+            "Emoji": "toot:Emoji",
+            "focalPoint": {
+                "@container": "@list",
+                "@id": "toot:focalPoint"
+            }
+        }
+    ],
+    "id": "https://mastodon.social/users/emelie/statuses/101849165031453009",
+    "type": "Note",
+    "summary": null,
+    "inReplyTo": null,
+    "published": "2019-04-01T05:02:05Z",
+    "url": "https://mastodon.social/@emelie/101849165031453009",
+    "attributedTo": "https://mastodon.social/users/emelie",
+    "to": [
+        "https://www.w3.org/ns/activitystreams#Public"
+    ],
+    "cc": [
+        "https://mastodon.social/users/emelie/followers"
+    ],
+    "sensitive": false,
+    "atomUri": "https://mastodon.social/users/emelie/statuses/101849165031453009",
+    "inReplyToAtomUri": null,
+    "conversation": "tag:mastodon.social,2019-04-01:objectId=94350309:objectType=Conversation",
+    "content": "<p>You gotta take whatever bellyrubbing opportunity you can get before she changes her mind 🦁 <a href=\"https://mastodon.social/tags/mastocats\" class=\"mention hashtag\" rel=\"tag\">#<span>mastocats</span></a></p>",
+    "contentMap": {
+        "en": "<p>You gotta take whatever bellyrubbing opportunity you can get before she changes her mind 🦁 <a href=\"https://mastodon.social/tags/mastocats\" class=\"mention hashtag\" rel=\"tag\">#<span>mastocats</span></a></p>"
+    },
+    "attachment": [
+        {
+            "type": "Document",
+            "mediaType": "video/mp4",
+            "url": "https://files.mastodon.social/media_attachments/files/013/049/816/original/e7831178a5e0d6d4.mp4",
+            "name": null
+        }
+    ],
+    "tag": [
+        {
+            "type": "Hashtag",
+            "href": "https://mastodon.social/tags/mastocats",
+            "name": "#mastocats"
+        }
+    ],
+    "replies": {
+        "id": "https://mastodon.social/users/emelie/statuses/101849165031453009/replies",
+        "type": "Collection",
+        "first": {
+            "type": "CollectionPage",
+            "partOf": "https://mastodon.social/users/emelie/statuses/101849165031453009/replies",
+            "items": []
+        }
+    }
+}
diff --git a/test/fixtures/httpoison_mock/webfinger_emelie.json b/test/fixtures/httpoison_mock/webfinger_emelie.json
@@ -0,0 +1,36 @@
+{
+    "aliases": [
+        "https://mastodon.social/@emelie",
+        "https://mastodon.social/users/emelie"
+    ],
+    "links": [
+        {
+            "href": "https://mastodon.social/@emelie",
+            "rel": "http://webfinger.net/rel/profile-page",
+            "type": "text/html"
+        },
+        {
+            "href": "https://mastodon.social/users/emelie.atom",
+            "rel": "http://schemas.google.com/g/2010#updates-from",
+            "type": "application/atom+xml"
+        },
+        {
+            "href": "https://mastodon.social/users/emelie",
+            "rel": "self",
+            "type": "application/activity+json"
+        },
+        {
+            "href": "https://mastodon.social/api/salmon/15657",
+            "rel": "salmon"
+        },
+        {
+            "href": "data:application/magic-public-key,RSA.u3CWs1oAJPE3ZJ9sj6Ut_Mu-mTE7MOijsQc8_6c73XVVuhIEomiozJIH7l8a7S1n5SYL4UuiwcubSOi7u1bbGpYnp5TYhN-Cxvq_P80V4_ncNIPSQzS49it7nSLeG5pA21lGPDA44huquES1un6p9gSmbTwngVX9oe4MYuUeh0Z7vijjU13Llz1cRq_ZgPQPgfz-2NJf-VeXnvyDZDYxZPVBBlrMl3VoGbu0M5L8SjY35559KCZ3woIvqRolcoHXfgvJMdPcJgSZVYxlCw3dA95q9jQcn6s87CPSUs7bmYEQCrDVn5m5NER5TzwBmP4cgJl9AaDVWQtRd4jFZNTxlQ==.AQAB",
+            "rel": "magic-public-key"
+        },
+        {
+            "rel": "http://ostatus.org/schema/1.0/subscribe",
+            "template": "https://mastodon.social/authorize_interaction?uri={uri}"
+        }
+    ],
+    "subject": "acct:emelie@mastodon.social"
+}
diff --git a/test/support/http_request_mock.ex b/test/support/http_request_mock.ex
@@ -36,6 +36,43 @@ defmodule HttpRequestMock do
      }}
   end
 
+  def get("https://mastodon.social/users/emelie/statuses/101849165031453009", _, _, _) do
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/httpoison_mock/status.emelie.json")
+     }}
+  end
+
+  def get("https://mastodon.social/users/emelie", _, _, _) do
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/httpoison_mock/emelie.json")
+     }}
+  end
+
+  def get(
+        "https://mastodon.social/.well-known/webfinger?resource=https://mastodon.social/users/emelie",
+        _,
+        _,
+        _
+      ) do
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/httpoison_mock/webfinger_emelie.json")
+     }}
+  end
+
+  def get("https://mastodon.social/users/emelie.atom", _, _, _) do
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/httpoison_mock/emelie.atom")
+     }}
+  end
+
   def get(
         "https://osada.macgirvin.com/.well-known/webfinger?resource=acct:mike@osada.macgirvin.com",
         _,
diff --git a/test/web/twitter_api/util_controller_test.exs b/test/web/twitter_api/util_controller_test.exs
@@ -6,6 +6,11 @@ defmodule Pleroma.Web.TwitterAPI.UtilControllerTest do
   alias Pleroma.Web.CommonAPI
   import Pleroma.Factory
 
+  setup do
+    Tesla.Mock.mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
+    :ok
+  end
+
   describe "POST /api/pleroma/follow_import" do
     test "it returns HTTP 200", %{conn: conn} do
       user1 = insert(:user)
@@ -164,4 +169,26 @@ defmodule Pleroma.Web.TwitterAPI.UtilControllerTest do
       assert response == Jason.encode!(config |> Enum.into(%{})) |> Jason.decode!()
     end
   end
+
+  describe "GET /ostatus_subscribe?acct=...." do
+    test "adds status to pleroma instance if the `acct` is a status", %{conn: conn} do
+      conn =
+        get(
+          conn,
+          "/ostatus_subscribe?acct=https://mastodon.social/users/emelie/statuses/101849165031453009"
+        )
+
+      assert redirected_to(conn) =~ "/notice/"
+    end
+
+    test "show follow account page if the `acct` is a account link", %{conn: conn} do
+      response =
+        get(
+          conn,
+          "/ostatus_subscribe?acct=https://mastodon.social/users/emelie"
+        )
+
+      assert html_response(response, 200) =~ "Log in to follow"
+    end
+  end
 end