alias Pleroma.User
alias Pleroma.Web.MediaProxy
+ @safe_mention_regex ~r/^(\s*(?<mentions>(@.+?\s+){1,})+)(?<rest>.*)/s
+ @link_regex ~r"((?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~%:/?#[\]@!\$&'\(\)\*\+,;=.]+)|[0-9a-z+\-\.]+:[0-9a-z$-_.+!*'(),]+"ui
@markdown_characters_regex ~r/(`|\*|_|{|}|[|]|\(|\)|#|\+|-|\.|!)/
- @link_regex ~r{((?:http(s)?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~%:/?#[\]@!\$&'\(\)\*\+,;=.]+)|[0-9a-z+\-\.]+:[0-9a-z$-_.+!*'(),]+}ui
- # credo:disable-for-previous-line Credo.Check.Readability.MaxLineLength
@auto_linker_config hashtag: true,
hashtag_handler: &Pleroma.Formatter.hashtag_handler/4,
mention: true,
mention_handler: &Pleroma.Formatter.mention_handler/4
+ def escape_mention_handler("@" <> nickname = mention, buffer, _, _) do
+ case User.get_cached_by_nickname(nickname) do
+ %User{} ->
+ # escape markdown characters with `\\`
+ # (we don't want something like @user__name to be parsed by markdown)
+ String.replace(mention, @markdown_characters_regex, "\\\\\\1")
+
+ _ ->
+ buffer
+ end
+ end
+
def mention_handler("@" <> nickname, buffer, opts, acc) do
case User.get_cached_by_nickname(nickname) do
%User{id: id} = user ->
ap_id = get_ap_id(user)
- nickname_text = get_nickname_text(nickname, opts) |> maybe_escape(opts)
+ nickname_text = get_nickname_text(nickname, opts)
link =
"<span class='h-card'><a data-user='#{id}' class='u-url mention' href='#{ap_id}'>@<span>#{
@doc """
Parses a text and replace plain text links with HTML. Returns a tuple with a result text, mentions, and hashtags.
+
+ If the 'safe_mention' option is given, only consecutive mentions at the start the post are actually mentioned.
"""
@spec linkify(String.t(), keyword()) ::
{String.t(), [{String.t(), User.t()}], [{String.t(), String.t()}]}
def linkify(text, options \\ []) do
options = options ++ @auto_linker_config
- acc = %{mentions: MapSet.new(), tags: MapSet.new()}
- {text, %{mentions: mentions, tags: tags}} = AutoLinker.link_map(text, acc, options)
- {text, MapSet.to_list(mentions), MapSet.to_list(tags)}
+ if options[:safe_mention] && Regex.named_captures(@safe_mention_regex, text) do
+ %{"mentions" => mentions, "rest" => rest} = Regex.named_captures(@safe_mention_regex, text)
+ acc = %{mentions: MapSet.new(), tags: MapSet.new()}
+
+ {text_mentions, %{mentions: mentions}} = AutoLinker.link_map(mentions, acc, options)
+ {text_rest, %{tags: tags}} = AutoLinker.link_map(rest, acc, options)
+
+ {text_mentions <> text_rest, MapSet.to_list(mentions), MapSet.to_list(tags)}
+ else
+ acc = %{mentions: MapSet.new(), tags: MapSet.new()}
+ {text, %{mentions: mentions, tags: tags}} = AutoLinker.link_map(text, acc, options)
+
+ {text, MapSet.to_list(mentions), MapSet.to_list(tags)}
+ end
+ end
+
+ @doc """
+ Escapes a special characters in mention names.
+ """
+ def mentions_escape(text, options \\ []) do
+ options =
+ Keyword.merge(options,
+ mention: true,
+ url: false,
+ mention_handler: &Pleroma.Formatter.escape_mention_handler/4
+ )
+
+ if options[:safe_mention] && Regex.named_captures(@safe_mention_regex, text) do
+ %{"mentions" => mentions, "rest" => rest} = Regex.named_captures(@safe_mention_regex, text)
+ AutoLinker.link(mentions, options) <> AutoLinker.link(rest, options)
+ else
+ AutoLinker.link(text, options)
+ end
end
def emojify(text) do
def emojify(text, nil), do: text
def emojify(text, emoji, strip \\ false) do
- Enum.reduce(emoji, text, fn {emoji, file}, text ->
- emoji = HTML.strip_tags(emoji)
- file = HTML.strip_tags(file)
+ Enum.reduce(emoji, text, fn emoji_data, text ->
+ emoji = HTML.strip_tags(elem(emoji_data, 0))
+ file = HTML.strip_tags(elem(emoji_data, 1))
html =
if not strip do
- "<img height='32px' width='32px' alt='#{emoji}' title='#{emoji}' src='#{
- MediaProxy.url(file)
- }' />"
+ "<img class='emoji' alt='#{emoji}' title='#{emoji}' src='#{MediaProxy.url(file)}' />"
else
""
end
def demojify(text, nil), do: text
+ @doc "Outputs a list of the emoji-shortcodes in a text"
def get_emoji(text) when is_binary(text) do
- Enum.filter(Emoji.get_all(), fn {emoji, _} -> String.contains?(text, ":#{emoji}:") end)
+ Enum.filter(Emoji.get_all(), fn {emoji, _, _} -> String.contains?(text, ":#{emoji}:") end)
end
def get_emoji(_), do: []
+ @doc "Outputs a list of the emoji-Maps in a text"
+ def get_emoji_map(text) when is_binary(text) do
+ get_emoji(text)
+ |> Enum.reduce(%{}, fn {name, file, _group}, acc ->
+ Map.put(acc, name, "#{Pleroma.Web.Endpoint.static_url()}#{file}")
+ end)
+ end
+
+ def get_emoji_map(_), do: []
+
def html_escape({text, mentions, hashtags}, type) do
{html_escape(text, type), mentions, hashtags}
end
defp get_nickname_text(nickname, %{mentions_format: :full}), do: User.full_nickname(nickname)
defp get_nickname_text(nickname, _), do: User.local_nickname(nickname)
-
- defp maybe_escape(str, %{mentions_escape: true}) do
- String.replace(str, @markdown_characters_regex, "\\\\\\1")
- end
-
- defp maybe_escape(str, _), do: str
end