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Replace map with reduce to remove nils

This commit is contained in:
rinpatch 2019-01-16 16:52:01 +03:00
parent ff01fd3c4f
commit b44995866b
1 changed files with 8 additions and 6 deletions
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14
lib/pleroma/web/metadata/opengraph.ex
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@ -50,23 +50,25 @@ defmodule Pleroma.Web.Metadata.Providers.OpenGraph do
end
end
defp build_attachments(activity) do
Enum.reduce(activity.data["object"]["attachment"], [], fn attachment, acc ->
defp build_attachments(%{data: %{"object" => %{"attachment" => attachments}}} = _activity) do
Enum.reduce(attachments, [], fn attachment, acc ->
rendered_tags =
Enum.map(attachment["url"], fn url ->
Enum.reduce(attachment["url"], [], fn url, acc ->
media_type =
Enum.find(["image", "audio", "video"], fn media_type ->
String.starts_with?(url["mediaType"], media_type)
end)
if media_type do
{:meta, [property: "og:" <> media_type, content: attachment_url(url["href"])], []}
[
{:meta, [property: "og:" <> media_type, content: attachment_url(url["href"])], []}
| acc
]
else
nil
acc
end
end)
Enum.reject(rendered_tags, &is_nil/1)
acc ++ rendered_tags
end)
end