Merge branch 'finmoji-optional' into 'develop'

Make finmoji optional

See merge request pleroma/pleroma!391

config/config.exs

@@ -96,6 +96,7 @@
     "text/html",
     "text/markdown"
   ],
+  finmoji_enabled: true,
   mrf_transparency: true
 
 config :pleroma, :markup,

lib/pleroma/formatter.ex

@@ -94,9 +94,15 @@ def parse_mentions(text) do
     "woollysocks"
   ]
 
-  @finmoji_with_filenames Enum.map(@finmoji, fn finmoji ->
+  @instance Application.get_env(:pleroma, :instance)
+
+  @finmoji_with_filenames (if Keyword.get(@instance, :finmoji_enabled) do
+                             Enum.map(@finmoji, fn finmoji ->
                                {finmoji, "/finmoji/128px/#{finmoji}-128.png"}
                              end)
+                           else
+                             []
+                           end)
 
   @emoji_from_file (with {:ok, default} <- File.read("config/emoji.txt") do
                       custom =