support dedicated image servers

app/logical/api_cache_generator.rb

@@ -1,3 +1,5 @@
+# donmai.us specific
+
 class ApiCacheGenerator
   def generate_tag_cache
     path = Danbooru.config.shared_dir_path

app/logical/cloudflare_service.rb

@@ -1,3 +1,5 @@
+# donmai.us specific
+
 class CloudflareService
   def key
     Danbooru.config.cloudflare_key
@@ -23,7 +25,7 @@ class CloudflareService
   def delete(md5, ext)
     url = "https://api.cloudflare.com/client/v4/zones/#{zone}/purge_cache"
     files = ["#{md5}.#{ext}", "preview/#{md5}.jpg", "sample/sample-#{md5}.jpg"].map do |name|
-      ["danbooru", "safebooru"].map do |subdomain|
+      ["danbooru", "safebooru", "raikou1"].map do |subdomain|
         "http://#{subdomain}.donmai.us/data/#{name}"
       end
     end.flatten

app/logical/current_user.rb

@@ -16,7 +16,21 @@ class CurrentUser
   end
 
   def self.as_admin(&block)
-    scoped(User.admins.first, "127.0.0.1", &block)
+    if block_given?
+      scoped(User.admins.first, "127.0.0.1", &block)
+    else
+      self.user = User.admins.first
+      self.ip_addr = "127.0.0.1"
+    end
+  end
+
+  def self.as_system(&block)
+    if block_given?
+      scoped(User.system, "127.0.0.1", &block)
+    else
+      self.user = User.system
+      self.ip_addr = "127.0.0.1"
+    end
   end
 
   def self.user=(user)