From 434cf8237e7960305b95199b2f0fab75d4da2e60 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Mon, 23 Jan 2017 21:36:08 +0100
Subject: [PATCH] Optional domain block attribute that prevents media
 attachments from being downloaded

---
 app/services/process_feed_service.rb                  |  2 ++
 app/services/process_hashtags_service.rb              |  2 +-
 ...0170123203248_add_reject_media_to_domain_blocks.rb |  5 +++++
 db/schema.rb                                          | 11 ++++++-----
 4 files changed, 14 insertions(+), 6 deletions(-)
 create mode 100644 db/migrate/20170123203248_add_reject_media_to_domain_blocks.rb

diff --git a/app/services/process_feed_service.rb b/app/services/process_feed_service.rb
index fad03e58..84273680 100644
--- a/app/services/process_feed_service.rb
+++ b/app/services/process_feed_service.rb
@@ -180,6 +180,8 @@ class ProcessFeedService < BaseService
     end
 
     def media_from_xml(parent, xml)
+      return if DomainBlock.find_by(domain: parent.account.domain)&.reject_media?
+
       xml.xpath('./xmlns:link[@rel="enclosure"]', xmlns: TagManager::XMLNS).each do |link|
         next unless link['href']
 
diff --git a/app/services/process_hashtags_service.rb b/app/services/process_hashtags_service.rb
index 8d7fbe92..617a3815 100644
--- a/app/services/process_hashtags_service.rb
+++ b/app/services/process_hashtags_service.rb
@@ -4,7 +4,7 @@ class ProcessHashtagsService < BaseService
   def call(status, tags = [])
     tags = status.text.scan(Tag::HASHTAG_RE).map(&:first) if status.local?
 
-    tags.map { |str| str.mb_chars.downcase }.uniq{ |t| t.to_s }.each do |tag|
+    tags.map { |str| str.mb_chars.downcase }.uniq(&:to_s).each do |tag|
       status.tags << Tag.where(name: tag).first_or_initialize(name: tag)
     end
 
diff --git a/db/migrate/20170123203248_add_reject_media_to_domain_blocks.rb b/db/migrate/20170123203248_add_reject_media_to_domain_blocks.rb
new file mode 100644
index 00000000..999fccda
--- /dev/null
+++ b/db/migrate/20170123203248_add_reject_media_to_domain_blocks.rb
@@ -0,0 +1,5 @@
+class AddRejectMediaToDomainBlocks < ActiveRecord::Migration[5.0]
+  def change
+    add_column :domain_blocks, :reject_media, :boolean
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 6d28f059..3876faa5 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170123162658) do
+ActiveRecord::Schema.define(version: 20170123203248) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -55,10 +55,11 @@ ActiveRecord::Schema.define(version: 20170123162658) do
   end
 
   create_table "domain_blocks", force: :cascade do |t|
-    t.string   "domain",     default: "", null: false
-    t.datetime "created_at",              null: false
-    t.datetime "updated_at",              null: false
-    t.integer  "severity",   default: 0
+    t.string   "domain",       default: "", null: false
+    t.datetime "created_at",                null: false
+    t.datetime "updated_at",                null: false
+    t.integer  "severity",     default: 0
+    t.boolean  "reject_media"
     t.index ["domain"], name: "index_domain_blocks_on_domain", unique: true, using: :btree
   end