37 lines
1.1 KiB
Elixir
37 lines
1.1 KiB
Elixir
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defmodule Pleroma.Web.Metadata.Providers.TwitterCard do
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def build_tags(%{activity: activity}) do
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if Enum.any?(activity.data["object"]["tag"], fn tag -> tag == "nsfw" end) or
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activity.data["object"]["attachment"] == [] do
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build_tags(nil)
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else
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case find_first_acceptable_media_type(activity) do
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"image" ->
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[{:meta, [property: "twitter:card", content: "summary_large_image"], []}]
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"audio" ->
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[{:meta, [property: "twitter:card", content: "player"], []}]
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"video" ->
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[{:meta, [property: "twitter:card", content: "player"], []}]
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_ ->
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build_tags(nil)
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end
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end
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end
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def build_tags(_) do
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[{:meta, [property: "twitter:card", content: "summary"], []}]
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end
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def find_first_acceptable_media_type(%{data: %{"object" => %{"attachment" => attachment}}}) do
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Enum.find_value(attachment, fn attachment ->
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Enum.find_value(attachment["url"], fn url ->
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Enum.find(["image", "audio", "video"], fn media_type ->
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String.starts_with?(url["mediaType"], media_type)
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end)
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end)
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end)
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end
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end
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