# Pleroma: A lightweight social networking server
-# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.CommonAPI.Utils do
alias Calendar.Strftime
alias Comeonin.Pbkdf2
- alias Pleroma.{Activity, Formatter, Object, Repo, HTML}
+ alias Pleroma.Activity
+ alias Pleroma.Formatter
+ alias Pleroma.Object
+ alias Pleroma.Repo
alias Pleroma.User
- alias Pleroma.Web
- alias Pleroma.Web.ActivityPub.Utils
+ alias Pleroma.Config
alias Pleroma.Web.Endpoint
alias Pleroma.Web.MediaProxy
+ alias Pleroma.Web.ActivityPub.Utils
# This is a hack for twidere.
def get_by_id_or_ap_id(id) do
- activity = Repo.get(Activity, id) || Activity.get_create_activity_by_object_ap_id(id)
+ activity = Repo.get(Activity, id) || Activity.get_create_by_object_ap_id(id)
activity &&
if activity.data["type"] == "Create" do
activity
else
- Activity.get_create_activity_by_object_ap_id(activity.data["object"])
+ Activity.get_create_by_object_ap_id(activity.data["object"])
end
end
def get_replied_to_activity(_), do: nil
- def attachments_from_ids(ids) do
+ def attachments_from_ids(data) do
+ if Map.has_key?(data, "descriptions") do
+ attachments_from_ids_descs(data["media_ids"], data["descriptions"])
+ else
+ attachments_from_ids_no_descs(data["media_ids"])
+ end
+ end
+
+ def attachments_from_ids_no_descs(ids) do
Enum.map(ids || [], fn media_id ->
Repo.get(Object, media_id).data
end)
end
+ def attachments_from_ids_descs(ids, descs_str) do
+ {_, descs} = Jason.decode(descs_str)
+
+ Enum.map(ids || [], fn media_id ->
+ Map.put(Repo.get(Object, media_id).data, "name", descs[media_id])
+ end)
+ end
+
def to_for_user_and_mentions(user, mentions, inReplyTo, "public") do
mentioned_users = Enum.map(mentions, fn {_, %{ap_id: ap_id}} -> ap_id end)
def make_content_html(
status,
- mentions,
attachments,
- tags,
- content_type,
- no_attachment_links \\ false
+ data
) do
+ no_attachment_links =
+ data
+ |> Map.get("no_attachment_links", Config.get([:instance, :no_attachment_links]))
+ |> Kernel.in([true, "true"])
+
+ content_type = get_content_type(data["content_type"])
+
status
- |> format_input(mentions, tags, content_type)
+ |> format_input(content_type)
|> maybe_add_attachments(attachments, no_attachment_links)
+ |> maybe_add_nsfw_tag(data)
+ end
+
+ defp get_content_type(content_type) do
+ if Enum.member?(Config.get([:instance, :allowed_post_formats]), content_type) do
+ content_type
+ else
+ "text/plain"
+ end
end
+ defp maybe_add_nsfw_tag({text, mentions, tags}, %{"sensitive" => sensitive})
+ when sensitive in [true, "True", "true", "1"] do
+ {text, mentions, [{"#nsfw", "nsfw"} | tags]}
+ end
+
+ defp maybe_add_nsfw_tag(data, _), do: data
+
def make_context(%Activity{data: %{"context" => context}}), do: context
def make_context(_), do: Utils.generate_context_id()
- def maybe_add_attachments(text, _attachments, _no_links = true), do: text
+ def maybe_add_attachments(parsed, _attachments, true = _no_links), do: parsed
- def maybe_add_attachments(text, attachments, _no_links) do
- add_attachments(text, attachments)
+ def maybe_add_attachments({text, mentions, tags}, attachments, _no_links) do
+ text = add_attachments(text, attachments)
+ {text, mentions, tags}
end
def add_attachments(text, attachments) do
Enum.join([text | attachment_text], "<br>")
end
+ def format_input(text, format, options \\ [])
+
@doc """
Formatting text to plain text.
"""
- def format_input(text, mentions, tags, "text/plain") do
+ def format_input(text, "text/plain", options) do
text
|> Formatter.html_escape("text/plain")
- |> String.replace(~r/\r?\n/, "<br>")
- |> (&{[], &1}).()
- |> Formatter.add_links()
- |> Formatter.add_user_links(mentions)
- |> Formatter.add_hashtag_links(tags)
- |> Formatter.finalize()
+ |> Formatter.linkify(options)
+ |> (fn {text, mentions, tags} ->
+ {String.replace(text, ~r/\r?\n/, "<br>"), mentions, tags}
+ end).()
end
@doc """
Formatting text to html.
"""
- def format_input(text, mentions, _tags, "text/html") do
+ def format_input(text, "text/html", options) do
text
|> Formatter.html_escape("text/html")
- |> String.replace(~r/\r?\n/, "<br>")
- |> (&{[], &1}).()
- |> Formatter.add_user_links(mentions)
- |> Formatter.finalize()
+ |> Formatter.linkify(options)
end
@doc """
Formatting text to markdown.
"""
- def format_input(text, mentions, tags, "text/markdown") do
+ def format_input(text, "text/markdown", options) do
+ options = Keyword.put(options, :mentions_escape, true)
+
text
- |> Formatter.mentions_escape(mentions)
- |> Earmark.as_html!()
+ |> Formatter.linkify(options)
+ |> (fn {text, mentions, tags} -> {Earmark.as_html!(text), mentions, tags} end).()
|> 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='#{Web.base_url()}/tag/#{tag}' rel='tag'>##{tag}</a>"
- String.replace(text, full, url)
- end)
end
def make_note_data(
end)
end
- def get_scrubbed_html_for_object(content, scrubber, activity) when is_atom(scrubber) do
- get_scrubbed_html_for_object(content, [scrubber], activity)
- end
- @doc """
- Get sanitized HTML from cache, or scrub it and save to cache.
- """
- def get_scrubbed_html_for_object(
- content,
- scrubbers,
- %{data: %{"object" => object}} = activity
+ def maybe_notify_to_recipients(
+ recipients,
+ %Activity{data: %{"to" => to, "type" => _type}} = _activity
) do
- scrubber_cache =
- if is_list(object["scrubber_cache"]) do
- object["scrubber_cache"]
- else
- []
- end
+ recipients ++ to
+ end
- signature = generate_scrubber_signature(scrubbers)
-
- {new_scrubber_cache, scrubbed_html} =
- Enum.map_reduce(scrubber_cache, nil, fn
- entry, content ->
- if Map.keys(entry["scrubbers"]) == Map.keys(signature) do
- if entry["scrubbers"] == signature do
- {entry, entry["content"]}
- else
- # Remove the entry if scrubber version is outdated
- {nil, nil}
- end
- else
- {entry, content}
- end
- end)
+ def maybe_notify_mentioned_recipients(
+ recipients,
+ %Activity{data: %{"to" => _to, "type" => type} = data} = _activity
+ )
+ when type == "Create" do
+ object = Object.normalize(data["object"])
- # Remove nil objects
- new_scrubber_cache = Enum.reject(new_scrubber_cache, &is_nil/1)
+ object_data =
+ cond do
+ !is_nil(object) ->
+ object.data
- if scrubbed_html == nil or new_scrubber_cache != scrubber_cache do
- scrubbed_html = HTML.filter_tags(content, scrubbers)
+ is_map(data["object"]) ->
+ data["object"]
- new_scrubber_cache = [
- %{:scrubbers => signature, :content => scrubbed_html} | new_scrubber_cache
- ]
+ true ->
+ %{}
+ end
- update_scrubber_cache(activity, new_scrubber_cache)
- scrubbed_html
- else
- scrubbed_html
- end
+ tagged_mentions = maybe_extract_mentions(object_data)
+
+ recipients ++ tagged_mentions
end
- defp generate_scrubber_signature(scrubbers) do
- Enum.reduce(scrubbers, %{}, fn scrubber, signature ->
- Map.put(
- signature,
- to_string(scrubber),
- # If a scrubber does not have a version(e.g HtmlSanitizeEx.Scrubber) it is assumed it is always 0)
- if Kernel.function_exported?(scrubber, :version, 0) do
- scrubber.version
- else
- 0
- end
- )
- end)
+ def maybe_notify_mentioned_recipients(recipients, _), do: recipients
+
+ def maybe_extract_mentions(%{"tag" => tag}) do
+ tag
+ |> Enum.filter(fn x -> is_map(x) end)
+ |> Enum.filter(fn x -> x["type"] == "Mention" end)
+ |> Enum.map(fn x -> x["href"] end)
end
- defp update_scrubber_cache(activity, scrubber_cache) do
- cng =
- Object.change(activity, %{
- data: Kernel.put_in(activity.data, ["object", "scrubber_cache"], scrubber_cache)
- })
+ def maybe_extract_mentions(_), do: []
- {:ok, _struct} = Repo.update(cng)
+ def make_report_content_html(nil), do: {:ok, {nil, [], []}}
+
+ def make_report_content_html(comment) do
+ max_size = Pleroma.Config.get([:instance, :max_report_comment_size], 1000)
+
+ if String.length(comment) <= max_size do
+ {:ok, format_input(comment, "text/plain")}
+ else
+ {:error, "Comment must be up to #{max_size} characters"}
+ end
end
- def get_stripped_html_for_object(content, activity) do
- get_scrubbed_html_for_object(content, [HtmlSanitizeEx.Scrubber.StripTags], activity)
+ def get_report_statuses(%User{ap_id: actor}, %{"status_ids" => status_ids}) do
+ {:ok, Activity.all_by_actor_and_id(actor, status_ids)}
end
+
+ def get_report_statuses(_, _), do: {:ok, nil}
end