+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Web.CommonAPI.Utils do
- alias Pleroma.{Repo, Object, Formatter, Activity}
- alias Pleroma.Web.ActivityPub.Utils
- alias Pleroma.Web.Endpoint
- alias Pleroma.User
alias Calendar.Strftime
alias Comeonin.Pbkdf2
+ alias Pleroma.{Activity, Formatter, Object, Repo, HTML}
+ alias Pleroma.User
+ alias Pleroma.Web
+ alias Pleroma.Web.ActivityPub.Utils
+ alias Pleroma.Web.Endpoint
+ alias Pleroma.Web.MediaProxy
# This is a hack for twidere.
def get_by_id_or_ap_id(id) do
end
end
+ def get_replied_to_activity(""), do: nil
+
def get_replied_to_activity(id) when not is_nil(id) do
Repo.get(Activity, id)
end
end
def to_for_user_and_mentions(user, mentions, inReplyTo, "public") do
- to = ["https://www.w3.org/ns/activitystreams#Public"]
-
mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
- cc = [user.follower_address | mentioned_users]
+
+ to = ["https://www.w3.org/ns/activitystreams#Public" | mentioned_users]
+ cc = [user.follower_address]
if inReplyTo do
- {to, Enum.uniq([inReplyTo.data["actor"] | cc])}
+ {Enum.uniq([inReplyTo.data["actor"] | to]), cc}
else
{to, cc}
end
end
def to_for_user_and_mentions(user, mentions, inReplyTo, "unlisted") do
- {to, cc} = to_for_user_and_mentions(user, mentions, inReplyTo, "public")
- {cc, to}
+ mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
+
+ to = [user.follower_address | mentioned_users]
+ cc = ["https://www.w3.org/ns/activitystreams#Public"]
+
+ if inReplyTo do
+ {Enum.uniq([inReplyTo.data["actor"] | to]), cc}
+ else
+ {to, cc}
+ end
end
def to_for_user_and_mentions(user, mentions, inReplyTo, "private") do
end
end
- def make_content_html(status, mentions, attachments, tags, no_attachment_links \\ false) do
+ def make_content_html(
+ status,
+ mentions,
+ attachments,
+ tags,
+ content_type,
+ no_attachment_links \\ false
+ ) do
status
- |> format_input(mentions, tags)
+ |> format_input(mentions, tags, content_type)
|> maybe_add_attachments(attachments, no_attachment_links)
end
def add_attachments(text, attachments) do
attachment_text =
Enum.map(attachments, fn
- %{"url" => [%{"href" => href} | _]} ->
- name = URI.decode(Path.basename(href))
+ %{"url" => [%{"href" => href} | _]} = attachment ->
+ name = attachment["name"] || URI.decode(Path.basename(href))
+ href = MediaProxy.url(href)
"<a href=\"#{href}\" class='attachment'>#{shortname(name)}</a>"
_ ->
Enum.join([text | attachment_text], "<br>")
end
- def format_input(text, mentions, tags) do
+ @doc """
+ Formatting text to plain text.
+ """
+ def format_input(text, mentions, tags, "text/plain") do
text
- |> Formatter.html_escape()
+ |> Formatter.html_escape("text/plain")
|> String.replace(~r/\r?\n/, "<br>")
|> (&{[], &1}).()
|> Formatter.add_links()
|> Formatter.finalize()
end
+ @doc """
+ Formatting text to html.
+ """
+ def format_input(text, mentions, _tags, "text/html") do
+ text
+ |> Formatter.html_escape("text/html")
+ |> String.replace(~r/\r?\n/, "<br>")
+ |> (&{[], &1}).()
+ |> Formatter.add_user_links(mentions)
+ |> Formatter.finalize()
+ end
+
+ @doc """
+ Formatting text to markdown.
+ """
+ def format_input(text, mentions, tags, "text/markdown") do
+ text
+ |> Formatter.mentions_escape(mentions)
+ |> Earmark.as_html!()
+ |> Formatter.html_escape("text/html")
+ |> String.replace(~r/\r?\n/, "")
+ |> (&{[], &1}).()
+ |> Formatter.add_user_links(mentions)
+ |> Formatter.add_hashtag_links(tags)
+ |> Formatter.finalize()
+ end
+
def add_tag_links(text, tags) do
tags =
tags
|> Enum.sort_by(fn {tag, _} -> -String.length(tag) end)
Enum.reduce(tags, text, fn {full, tag}, text ->
- url = "<a href='#{Pleroma.Web.base_url()}/tag/#{tag}' rel='tag'>##{tag}</a>"
+ url = "<a href='#{Web.base_url()}/tag/#{tag}' rel='tag'>##{tag}</a>"
String.replace(text, full, url)
end)
end
end
end
- def emoji_from_profile(%{info: info} = user) do
+ def emoji_from_profile(%{info: _info} = user) do
(Formatter.get_emoji(user.bio) ++ Formatter.get_emoji(user.name))
|> Enum.map(fn {shortcode, url} ->
%{
}
end)
end
+
+ @doc """
+ Get sanitized HTML from cache, or scrub it and save to cache.
+ """
+ def get_scrubbed_html(
+ content,
+ scrubbers,
+ %{data: %{"object" => object}} = activity
+ ) do
+ scrubber_cache =
+ if object["scrubber_cache"] != nil and is_list(object["scrubber_cache"]) do
+ object["scrubber_cache"]
+ else
+ []
+ end
+
+ key = generate_scrubber_key(scrubbers)
+
+ {new_scrubber_cache, scrubbed_html} =
+ Enum.map_reduce(scrubber_cache, nil, fn %{
+ :scrubbers => current_key,
+ :content => current_content
+ },
+ _ ->
+ if Map.keys(current_key) == Map.keys(key) do
+ if scrubbers == key do
+ {current_key, current_content}
+ else
+ # Remove the entry if scrubber version is outdated
+ {nil, nil}
+ end
+ end
+ end)
+
+ new_scrubber_cache = Enum.reject(new_scrubber_cache, &is_nil/1)
+
+ if !(new_scrubber_cache == scrubber_cache) or scrubbed_html == nil do
+ scrubbed_html = HTML.filter_tags(content, scrubbers)
+ new_scrubber_cache = [%{:scrubbers => key, :content => scrubbed_html} | new_scrubber_cache]
+ IO.puts(activity)
+
+ activity =
+ Map.put(
+ activity,
+ :data,
+ Kernel.put_in(activity.data, ["object", "scrubber_cache"], new_scrubber_cache)
+ )
+
+ cng = Ecto.Changeset.change(activity)
+ Repo.update(cng)
+ scrubbed_html
+ else
+ scrubbed_html
+ end
+ end
+
+ defp generate_scrubber_key(scrubbers) do
+ Enum.reduce(scrubbers, %{}, fn scrubber, acc ->
+ Map.put(acc, to_string(scrubber), scrubber.version)
+ end)
+ end
end