honkoma/lib/pleroma/web/feed/feed_view.ex

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.Feed.FeedView do
use Phoenix.HTML
use Pleroma.Web, :view
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alias Pleroma.Formatter
alias Pleroma.Object
alias Pleroma.User
alias Pleroma.Web.MediaProxy
require Pleroma.Constants
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@spec pub_date(String.t() | DateTime.t()) :: String.t()
def pub_date(date) when is_binary(date) do
date
|> Timex.parse!("{ISO:Extended}")
|> pub_date
end
def pub_date(%DateTime{} = date), do: Timex.format!(date, "{RFC822}")
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def prepare_activity(activity, opts \\ []) do
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object = activity_object(activity)
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actor =
if opts[:actor] do
Pleroma.User.get_cached_by_ap_id(activity.actor)
end
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%{
activity: activity,
data: Map.get(object, :data),
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object: object,
actor: actor
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}
end
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def most_recent_update(activities) do
with %{updated_at: updated_at} <- List.first(activities) do
NaiveDateTime.to_iso8601(updated_at)
end
end
def most_recent_update(activities, user) do
(List.first(activities) || user).updated_at
|> NaiveDateTime.to_iso8601()
end
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def feed_logo do
case Pleroma.Config.get([:feed, :logo]) do
nil ->
"#{Pleroma.Web.base_url()}/static/logo.png"
logo ->
"#{Pleroma.Web.base_url()}#{logo}"
end
|> MediaProxy.url()
end
def logo(user) do
user
|> User.avatar_url()
|> MediaProxy.url()
end
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def last_activity(activities), do: List.last(activities)
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def activity_object(activity), do: Object.normalize(activity)
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def activity_title(%{data: %{"content" => content}}, opts \\ %{}) do
content
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|> Pleroma.Web.Metadata.Utils.scrub_html()
|> Pleroma.Emoji.Formatter.demojify()
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|> Formatter.truncate(opts[:max_length], opts[:omission])
|> escape()
end
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def activity_content(%{data: %{"content" => content}}) do
content
|> String.replace(~r/[\n\r]/, "")
|> escape()
end
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def activity_content(_), do: ""
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def activity_context(activity), do: activity.data["context"]
def attachment_href(attachment) do
attachment["url"]
|> hd()
|> Map.get("href")
end
def attachment_type(attachment) do
attachment["url"]
|> hd()
|> Map.get("mediaType")
end
def get_href(id) do
with %Object{data: %{"external_url" => external_url}} <- Object.get_cached_by_ap_id(id) do
external_url
else
_e -> id
end
end
def escape(html) do
html
|> html_escape()
|> safe_to_string()
end
end