7 files changed, 29 insertions, 36 deletions
diff --git a/app/javascript/mastodon/components/attachment_list.js b/app/javascript/mastodon/components/attachment_list.js
index ebd696583..0e23889de 100644
--- a/app/javascript/mastodon/components/attachment_list.js
+++ b/app/javascript/mastodon/components/attachment_list.js
@@ -2,6 +2,8 @@ import React from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import ImmutablePureComponent from 'react-immutable-pure-component';
+import { FormattedMessage } from 'react-intl';
+import classNames from 'classnames';
 import Icon from 'mastodon/components/icon';
 
 const filename = url => url.split('/').pop().split('#')[0].split('?')[0];
@@ -16,29 +18,13 @@ export default class AttachmentList extends ImmutablePureComponent {
   render () {
     const { media, compact } = this.props;
 
-    if (compact) {
-      return (
-        <div className='attachment-list compact'>
-          <ul className='attachment-list__list'>
-            {media.map(attachment => {
-              const displayUrl = attachment.get('remote_url') || attachment.get('url');
-
-              return (
-                <li key={attachment.get('id')}>
-                  <a href={displayUrl} target='_blank' rel='noopener noreferrer'><Icon id='link' /> {filename(displayUrl)}</a>
-                </li>
-              );
-            })}
-          </ul>
-        </div>
-      );
-    }
-
     return (
-      <div className='attachment-list'>
-        <div className='attachment-list__icon'>
-          <Icon id='link' />
-        </div>
+      <div className={classNames('attachment-list', { compact })}>
+        {!compact && (
+          <div className='attachment-list__icon'>
+            <Icon id='link' />
+          </div>
+        )}
 
         <ul className='attachment-list__list'>
           {media.map(attachment => {
@@ -46,7 +32,11 @@ export default class AttachmentList extends ImmutablePureComponent {
 
             return (
               <li key={attachment.get('id')}>
-                <a href={displayUrl} target='_blank' rel='noopener noreferrer'>{filename(displayUrl)}</a>
+                <a href={displayUrl} target='_blank' rel='noopener noreferrer'>
+                  {compact && <Icon id='link' />}
+                  {compact && ' ' }
+                  {displayUrl ? filename(displayUrl) : <FormattedMessage id='attachments_list.unprocessed' defaultMessage='(unprocessed)' />}
+                </a>
               </li>
             );
           })}
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 0a74eaa3d..30ac804ea 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -5542,7 +5542,8 @@ a.status-card.compact:hover {
     opacity: 0.2;
   }
 
-  .video-player__buttons button {
+  .video-player__buttons button,
+  .video-player__buttons a {
     color: currentColor;
     opacity: 0.75;
 
diff --git a/app/models/account.rb b/app/models/account.rb
index ab3cac0d6..2cfa77615 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -58,8 +58,9 @@ class Account < ApplicationRecord
     hub_url
   )
 
-  USERNAME_RE = /[a-z0-9_]+([a-z0-9_\.-]+[a-z0-9_]+)?/i
-  MENTION_RE  = /(?<=^|[^\/[:word:]])@((#{USERNAME_RE})(?:@[[:word:]\.\-]+[a-z0-9]+)?)/i
+  USERNAME_RE   = /[a-z0-9_]+([a-z0-9_\.-]+[a-z0-9_]+)?/i
+  MENTION_RE    = /(?<=^|[^\/[:word:]])@((#{USERNAME_RE})(?:@[[:word:]\.\-]+[a-z0-9]+)?)/i
+  URL_PREFIX_RE = /\Ahttp(s?):\/\/[^\/]+/
 
   include AccountAssociations
   include AccountAvatar
@@ -381,7 +382,7 @@ class Account < ApplicationRecord
   def synchronization_uri_prefix
     return 'local' if local?
 
-    @synchronization_uri_prefix ||= uri[/http(s?):\/\/[^\/]+\//]
+    @synchronization_uri_prefix ||= "#{uri[URL_PREFIX_RE]}/"
   end
 
   class Field < ActiveModelSerializers::Model
diff --git a/app/models/concerns/account_interactions.rb b/app/models/concerns/account_interactions.rb
index 4bf62539c..8f19176a7 100644
--- a/app/models/concerns/account_interactions.rb
+++ b/app/models/concerns/account_interactions.rb
@@ -254,10 +254,13 @@ module AccountInteractions
          .where('users.current_sign_in_at > ?', User::ACTIVE_DURATION.ago)
   end
 
-  def remote_followers_hash(url_prefix)
-    Rails.cache.fetch("followers_hash:#{id}:#{url_prefix}") do
+  def remote_followers_hash(url)
+    url_prefix = url[Account::URL_PREFIX_RE]
+    return if url_prefix.blank?
+
+    Rails.cache.fetch("followers_hash:#{id}:#{url_prefix}/") do
       digest = "\x00" * 32
-      followers.where(Account.arel_table[:uri].matches(url_prefix + '%', false, true)).pluck_each(:uri) do |uri|
+      followers.where(Account.arel_table[:uri].matches("#{Account.sanitize_sql_like(url_prefix)}/%", false, true)).or(followers.where(uri: url_prefix)).pluck_each(:uri) do |uri|
         Xorcist.xor!(digest, Digest::SHA256.digest(uri))
       end
       digest.unpack('H*')[0]
diff --git a/app/services/resolve_account_service.rb b/app/services/resolve_account_service.rb
index 5400612bf..b266c019e 100644
--- a/app/services/resolve_account_service.rb
+++ b/app/services/resolve_account_service.rb
@@ -142,6 +142,7 @@ class ResolveAccountService < BaseService
   end
 
   def queue_deletion!
+    @account.suspend!(origin: :remote)
     AccountDeletionWorker.perform_async(@account.id, reserve_username: false, skip_activitypub: true)
   end
 
diff --git a/app/services/unsuspend_account_service.rb b/app/services/unsuspend_account_service.rb
index 949c670aa..39d8a6ba7 100644
--- a/app/services/unsuspend_account_service.rb
+++ b/app/services/unsuspend_account_service.rb
@@ -1,13 +1,14 @@
 # frozen_string_literal: true
 
 class UnsuspendAccountService < BaseService
+  include Payloadable
   def call(account)
     @account = account
 
     unsuspend!
     refresh_remote_account!
 
-    return if @account.nil?
+    return if @account.nil? || @account.suspended?
 
     merge_into_home_timelines!
     merge_into_list_timelines!
diff --git a/app/workers/activitypub/delivery_worker.rb b/app/workers/activitypub/delivery_worker.rb
index 6c5a576a7..788f2cf80 100644
--- a/app/workers/activitypub/delivery_worker.rb
+++ b/app/workers/activitypub/delivery_worker.rb
@@ -44,11 +44,7 @@ class ActivityPub::DeliveryWorker
   end
 
   def synchronization_header
-    "collectionId=\"#{account_followers_url(@source_account)}\", digest=\"#{@source_account.remote_followers_hash(inbox_url_prefix)}\", url=\"#{account_followers_synchronization_url(@source_account)}\""
-  end
-
-  def inbox_url_prefix
-    @inbox_url[/http(s?):\/\/[^\/]+\//]
+    "collectionId=\"#{account_followers_url(@source_account)}\", digest=\"#{@source_account.remote_followers_hash(@inbox_url)}\", url=\"#{account_followers_synchronization_url(@source_account)}\""
   end
 
   def perform_request