Let :oembed_providers_enabled be configurable

config/config.exs

@@ -412,6 +412,7 @@
     Pleroma.Web.RichMedia.Parsers.OEmbed,
     Pleroma.Web.RichMedia.Parsers.TwitterCard
   ],
+  oembed_providers_enabled: true,
   failure_backoff: 60_000,
   ttl_setters: [Pleroma.Web.RichMedia.Parser.TTL.AwsSignedUrl]
 

config/description.exs

@@ -1976,6 +1976,12 @@
         type: :boolean,
         description: "Enables RichMedia parsing of URLs"
       },
+      %{
+        key: :oembed_providers_enabled,
+        type: :boolean,
+        description:
+          "Embed rich media from a list of known providers. This takes precedence over other parsers."
+      },
       %{
         key: :ignore_hosts,
         type: {:list, :string},

docs/configuration/cheatsheet.md

@@ -362,6 +362,7 @@ config :pleroma, Pleroma.Web.MediaProxy.Invalidation.Http,
 * `ignore_hosts`: list of hosts which will be ignored by the metadata parser. For example `["accounts.google.com", "xss.website"]`, defaults to `[]`.
 * `ignore_tld`: list TLDs (top-level domains) which will ignore for parse metadata. default is ["local", "localdomain", "lan"].
 * `parsers`: list of Rich Media parsers.
+* `oembed_providers_enabled`: Embed rich media from a list of known providers. This takes precedence over other parsers.
 * `failure_backoff`: Amount of milliseconds after request failure, during which the request will not be retried.
 
 ## HTTP server

lib/pleroma/web/rich_media/parser.ex

@@ -140,7 +140,8 @@ def parse_url(url) do
   end
 
   defp maybe_fetch_oembed(url) do
-    with {:ok, oembed_url} <- OEmbedProviders.oembed_url(url),
+    with true <- Pleroma.Config.get([:rich_media, :oembed_providers_enabled]),
+         {:ok, oembed_url} <- OEmbedProviders.oembed_url(url),
          {:ok, %Tesla.Env{body: json}} <-
            Pleroma.Web.RichMedia.Helpers.oembed_get(oembed_url),
          {:ok, data} <- Jason.decode(json),