9 files changed, 30 insertions, 9 deletions
diff --git a/app/javascript/mastodon/features/explore/index.js b/app/javascript/mastodon/features/explore/index.js
index ddacf5812..8082f2d99 100644
--- a/app/javascript/mastodon/features/explore/index.js
+++ b/app/javascript/mastodon/features/explore/index.js
@@ -56,7 +56,7 @@ class Explore extends React.PureComponent {
           </div>
         ) : (
           <ColumnHeader
-            icon={isSearching ? 'search' : 'globe'}
+            icon={isSearching ? 'search' : 'hashtag'}
             title={intl.formatMessage(isSearching ? messages.searchResults : messages.title)}
             onClick={this.handleHeaderClick}
             multiColumn={multiColumn}
diff --git a/app/javascript/mastodon/features/getting_started/index.js b/app/javascript/mastodon/features/getting_started/index.js
index 07572c530..a9000a3d9 100644
--- a/app/javascript/mastodon/features/getting_started/index.js
+++ b/app/javascript/mastodon/features/getting_started/index.js
@@ -21,6 +21,7 @@ const messages = defineMessages({
   public_timeline: { id: 'navigation_bar.public_timeline', defaultMessage: 'Federated timeline' },
   settings_subheading: { id: 'column_subheading.settings', defaultMessage: 'Settings' },
   community_timeline: { id: 'navigation_bar.community_timeline', defaultMessage: 'Local timeline' },
+  explore: { id: 'navigation_bar.explore', defaultMessage: 'Explore' },
   direct: { id: 'navigation_bar.direct', defaultMessage: 'Direct messages' },
   bookmarks: { id: 'navigation_bar.bookmarks', defaultMessage: 'Bookmarks' },
   preferences: { id: 'navigation_bar.preferences', defaultMessage: 'Preferences' },
@@ -97,11 +98,22 @@ class GettingStarted extends ImmutablePureComponent {
     if (multiColumn) {
       navItems.push(
         <ColumnSubheading key='header-discover' text={intl.formatMessage(messages.discover)} />,
+      );
+      height += 34;
+    }
+
+    navItems.push(
+      <ColumnLink key='explore' icon='hashtag' text={intl.formatMessage(messages.explore)} to='/explore' />,
+    );
+    height += 48;
+
+    if (multiColumn) {
+      navItems.push(
         <ColumnLink key='community_timeline' icon='users' text={intl.formatMessage(messages.community_timeline)} to='/public/local' />,
         <ColumnLink key='public_timeline' icon='globe' text={intl.formatMessage(messages.public_timeline)} to='/public' />,
       );
 
-      height += 34 + 48*2;
+      height += 48*2;
 
       navItems.push(
         <ColumnSubheading key='header-personal' text={intl.formatMessage(messages.personal)} />,
diff --git a/app/javascript/mastodon/features/ui/components/navigation_panel.js b/app/javascript/mastodon/features/ui/components/navigation_panel.js
index 51a0757bc..eb42115b7 100644
--- a/app/javascript/mastodon/features/ui/components/navigation_panel.js
+++ b/app/javascript/mastodon/features/ui/components/navigation_panel.js
@@ -13,7 +13,7 @@ const NavigationPanel = () => (
     <NavLink className='column-link column-link--transparent' to='/home' data-preview-title-id='column.home' data-preview-icon='home' ><Icon className='column-link__icon' id='home' fixedWidth /><FormattedMessage id='tabs_bar.home' defaultMessage='Home' /></NavLink>
     <NavLink className='column-link column-link--transparent' to='/notifications' data-preview-title-id='column.notifications' data-preview-icon='bell' ><NotificationsCounterIcon className='column-link__icon' /><FormattedMessage id='tabs_bar.notifications' defaultMessage='Notifications' /></NavLink>
     <FollowRequestsNavLink />
-    <NavLink className='column-link column-link--transparent' to='/explore' data-preview-title-id='explore.title' data-preview-icon='globe'><Icon className='column-link__icon' id='globe' fixedWidth /><FormattedMessage id='explore.title' defaultMessage='Explore' /></NavLink>
+    <NavLink className='column-link column-link--transparent' to='/explore' data-preview-title-id='explore.title' data-preview-icon='hashtag'><Icon className='column-link__icon' id='hashtag' fixedWidth /><FormattedMessage id='explore.title' defaultMessage='Explore' /></NavLink>
     <NavLink className='column-link column-link--transparent' to='/public/local' data-preview-title-id='column.community' data-preview-icon='users' ><Icon className='column-link__icon' id='users' fixedWidth /><FormattedMessage id='tabs_bar.local_timeline' defaultMessage='Local' /></NavLink>
     <NavLink className='column-link column-link--transparent' exact to='/public' data-preview-title-id='column.public' data-preview-icon='globe' ><Icon className='column-link__icon' id='globe' fixedWidth /><FormattedMessage id='tabs_bar.federated_timeline' defaultMessage='Federated' /></NavLink>
     <NavLink className='column-link column-link--transparent' to='/conversations'><Icon className='column-link__icon' id='envelope' fixedWidth /><FormattedMessage id='navigation_bar.direct' defaultMessage='Direct messages' /></NavLink>
diff --git a/app/javascript/mastodon/features/ui/components/tabs_bar.js b/app/javascript/mastodon/features/ui/components/tabs_bar.js
index 195403fd3..55668cab6 100644
--- a/app/javascript/mastodon/features/ui/components/tabs_bar.js
+++ b/app/javascript/mastodon/features/ui/components/tabs_bar.js
@@ -10,9 +10,9 @@ import NotificationsCounterIcon from './notifications_counter_icon';
 export const links = [
   <NavLink className='tabs-bar__link' to='/home' data-preview-title-id='column.home' data-preview-icon='home' ><Icon id='home' fixedWidth /><FormattedMessage id='tabs_bar.home' defaultMessage='Home' /></NavLink>,
   <NavLink className='tabs-bar__link' to='/notifications' data-preview-title-id='column.notifications' data-preview-icon='bell' ><NotificationsCounterIcon /><FormattedMessage id='tabs_bar.notifications' defaultMessage='Notifications' /></NavLink>,
-  <NavLink className='tabs-bar__link optional' to='/public/local' data-preview-title-id='column.community' data-preview-icon='users' ><Icon id='users' fixedWidth /><FormattedMessage id='tabs_bar.local_timeline' defaultMessage='Local' /></NavLink>,
-  <NavLink className='tabs-bar__link optional' exact to='/public' data-preview-title-id='column.public' data-preview-icon='globe' ><Icon id='globe' fixedWidth /><FormattedMessage id='tabs_bar.federated_timeline' defaultMessage='Federated' /></NavLink>,
-  <NavLink className='tabs-bar__link' to='/explore' data-preview-title-id='tabs_bar.search' data-preview-icon='search' ><Icon id='search' fixedWidth /><FormattedMessage id='tabs_bar.search' defaultMessage='Search' /></NavLink>,
+  <NavLink className='tabs-bar__link' to='/public/local' data-preview-title-id='column.community' data-preview-icon='users' ><Icon id='users' fixedWidth /><FormattedMessage id='tabs_bar.local_timeline' defaultMessage='Local' /></NavLink>,
+  <NavLink className='tabs-bar__link' exact to='/public' data-preview-title-id='column.public' data-preview-icon='globe' ><Icon id='globe' fixedWidth /><FormattedMessage id='tabs_bar.federated_timeline' defaultMessage='Federated' /></NavLink>,
+  <NavLink className='tabs-bar__link optional' to='/explore' data-preview-title-id='tabs_bar.search' data-preview-icon='search' ><Icon id='search' fixedWidth /><FormattedMessage id='tabs_bar.search' defaultMessage='Search' /></NavLink>,
   <NavLink className='tabs-bar__link' style={{ flexGrow: '0', flexBasis: '30px' }} to='/getting-started' data-preview-title-id='getting_started.heading' data-preview-icon='bars' ><Icon id='bars' fixedWidth /></NavLink>,
 ];
 
diff --git a/app/javascript/mastodon/locales/defaultMessages.json b/app/javascript/mastodon/locales/defaultMessages.json
index 370765f9f..ff69a8c51 100644
--- a/app/javascript/mastodon/locales/defaultMessages.json
+++ b/app/javascript/mastodon/locales/defaultMessages.json
@@ -1957,6 +1957,10 @@
         "id": "navigation_bar.community_timeline"
       },
       {
+        "defaultMessage": "Explore",
+        "id": "navigation_bar.explore"
+      },
+      {
         "defaultMessage": "Direct messages",
         "id": "navigation_bar.direct"
       },
diff --git a/app/javascript/mastodon/locales/en.json b/app/javascript/mastodon/locales/en.json
index 2afc1b75f..30acb054e 100644
--- a/app/javascript/mastodon/locales/en.json
+++ b/app/javascript/mastodon/locales/en.json
@@ -298,6 +298,7 @@
   "navigation_bar.discover": "Discover",
   "navigation_bar.domain_blocks": "Blocked domains",
   "navigation_bar.edit_profile": "Edit profile",
+  "navigation_bar.explore": "Explore",
   "navigation_bar.favourites": "Favourites",
   "navigation_bar.filters": "Muted words",
   "navigation_bar.follow_requests": "Follow requests",
diff --git a/app/models/instance.rb b/app/models/instance.rb
index c01c23077..36110ee40 100644
--- a/app/models/instance.rb
+++ b/app/models/instance.rb
@@ -32,8 +32,12 @@ class Instance < ApplicationRecord
     @delivery_failure_tracker ||= DeliveryFailureTracker.new(domain)
   end
 
+  def purgeable?
+    unavailable? || domain_block&.suspend?
+  end
+
   def unavailable?
-    unavailable_domain.present? || domain_block&.suspend?
+    unavailable_domain.present?
   end
 
   def failing?
diff --git a/app/views/admin/custom_emojis/new.html.haml b/app/views/admin/custom_emojis/new.html.haml
index e15a07cb8..95996dec8 100644
--- a/app/views/admin/custom_emojis/new.html.haml
+++ b/app/views/admin/custom_emojis/new.html.haml
@@ -7,7 +7,7 @@
   .fields-group
     = f.input :shortcode, wrapper: :with_label, label: t('admin.custom_emojis.shortcode'), hint: t('admin.custom_emojis.shortcode_hint')
   .fields-group
-    = f.input :image, wrapper: :with_label, input_html: { accept: 'image/png' }, hint: t('admin.custom_emojis.image_hint')
+    = f.input :image, wrapper: :with_label, input_html: { accept: CustomEmoji::IMAGE_MIME_TYPES.join(' ') }, hint: t('admin.custom_emojis.image_hint', size: number_to_human_size(CustomEmoji::LIMIT))
 
   .actions
     = f.button :button, t('admin.custom_emojis.upload'), type: :submit
diff --git a/app/views/admin/instances/show.html.haml b/app/views/admin/instances/show.html.haml
index f4445f6b1..9b2a46e7f 100644
--- a/app/views/admin/instances/show.html.haml
+++ b/app/views/admin/instances/show.html.haml
@@ -86,7 +86,7 @@
         = t('admin.instances.availability.failures_recorded', count: @instance.delivery_failure_tracker.days)
         = link_to t('admin.instances.delivery.clear'), clear_delivery_errors_admin_instance_path(@instance), data: { confirm: t('admin.accounts.are_you_sure'), method: :post } unless @instance.exhausted_deliveries_days.empty?
 
-- if @instance.unavailable?
+- if @instance.purgeable?
   %p= t('admin.instances.purge_description_html')
 
   = link_to t('admin.instances.purge'), admin_instance_path(@instance), data: { confirm: t('admin.instances.confirm_purge'), method: :delete }, class: 'button button--destructive'