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Parse mentions, save them, output them in TwAPI.

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This commit is contained in:
Roger Braun 2017-04-03 18:28:19 +02:00
parent 2e88cc4cbd
commit a83fa053de
4 changed files with 93 additions and 17 deletions
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11
lib/pleroma/web/twitter_api/representers/activity_representer.ex
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@ -6,6 +6,14 @@ defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter do
def to_map(%Activity{} = activity, %{user: user} = opts) do
content = get_in(activity.data, ["object", "content"])
published = get_in(activity.data, ["object", "published"])
mentions = opts[:mentioned] || []
attentions = activity.data["to"]
|> Enum.map(fn (ap_id) -> Enum.find(mentions, fn(user) -> ap_id == user.ap_id end) end)
|> Enum.filter(&(&1))
|> Enum.map(fn (user) -> UserRepresenter.to_map(user, opts) end)
%{
"id" => activity.id,
"user" => UserRepresenter.to_map(user, opts),
@ -17,7 +25,8 @@ def to_map(%Activity{} = activity, %{user: user} = opts) do
"created_at" => published,
"in_reply_to_status_id" => activity.data["object"]["inReplyToStatusId"],
"statusnet_conversation_id" => activity.data["object"]["statusnetConversationId"],
"attachments" => (activity.data["object"]["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts)
"attachments" => (activity.data["object"]["attachment"] || []) |> ObjectRepresenter.enum_to_list(opts),
"attentions" => attentions
}
end
end

48
lib/pleroma/web/twitter_api/twitter_api.ex
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@ -13,16 +13,28 @@ def create_status(user = %User{}, data = %{}) do
end)
context = ActivityPub.generate_context_id
content = HtmlSanitizeEx.strip_tags(data["status"])
mentions = parse_mentions(content)
default_to = [
User.ap_followers(user),
"https://www.w3.org/ns/activitystreams#Public"
]
to = default_to ++ Enum.map(mentions, fn ({_, %{ap_id: ap_id}}) -> ap_id end)
content_html = add_user_links(content, mentions)
activity = %{
"type" => "Create",
"to" => [
User.ap_followers(user),
"https://www.w3.org/ns/activitystreams#Public"
],
"actor" => User.ap_id(user),
"to" => to,
"actor" => user.ap_id,
"object" => %{
"type" => "Note",
"content" => data["status"],
"to" => to,
"content" => content_html,
"published" => date,
"context" => context,
"attachment" => attachments
@ -36,7 +48,11 @@ def create_status(user = %User{}, data = %{}) do
inReplyTo <- Repo.get(Activity, inReplyToId),
context <- inReplyTo.data["context"]
do
to = activity["to"] ++ [inReplyTo.data["actor"]]
activity
|> put_in(["to"], to)
|> put_in(["context"], context)
|> put_in(["object", "context"], context)
|> put_in(["object", "inReplyTo"], inReplyTo.data["object"]["id"])
@ -74,7 +90,7 @@ def fetch_conversation(user, id) do
do
statuses
else e ->
IO.inspect(e)
IO.inspect(e)
[]
end
end
@ -122,6 +138,21 @@ def upload(%Plug.Upload{} = file) do
"""
end
def parse_mentions(text) do
# Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
regex = ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/
Regex.scan(regex, text)
|> List.flatten
|> Enum.uniq
|> Enum.map(fn ("@" <> match = full_match) -> {full_match, Repo.get_by(User, nickname: match)} end)
|> Enum.filter(fn ({_match, user}) -> user end)
end
def add_user_links(text, mentions) do
Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) -> String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
end
defp add_conversation_id(activity) do
if is_integer(activity.data["statusnetConversationId"]) do
{:ok, activity}
@ -144,6 +175,7 @@ defp activities_to_statuses(activities, opts) do
defp activity_to_status(activity, opts) do
actor = get_in(activity.data, ["actor"])
user = Repo.get_by!(User, ap_id: actor)
ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user}))
mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
end
end

11
test/web/twitter_api/representers/activity_representer_test.exs
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@ -6,6 +6,7 @@ defmodule Pleroma.Web.TwitterAPI.Representers.ActivityRepresenterTest do
test "an activity" do
{:ok, user} = UserBuilder.insert
{:ok, mentioned_user } = UserBuilder.insert(%{nickname: "shp", ap_id: "shp"})
{:ok, follower} = UserBuilder.insert(%{following: [User.ap_followers(user)]})
object = %Object{
@ -22,7 +23,7 @@ test "an activity" do
}
}
content = "Some content"
content = "Some content mentioning @shp"
date = DateTime.utc_now() |> DateTime.to_iso8601
activity = %Activity{
@ -31,7 +32,8 @@ test "an activity" do
"type" => "Create",
"to" => [
User.ap_followers(user),
"https://www.w3.org/ns/activitystreams#Public"
"https://www.w3.org/ns/activitystreams#Public",
mentioned_user.ap_id
],
"actor" => User.ap_id(user),
"object" => %{
@ -62,9 +64,12 @@ test "an activity" do
"statusnet_conversation_id" => 4711,
"attachments" => [
ObjectRepresenter.to_map(object)
],
"attentions" => [
UserRepresenter.to_map(mentioned_user, %{for: follower})
]
}
assert ActivityRepresenter.to_map(activity, %{user: user, for: follower}) == expected_status
assert ActivityRepresenter.to_map(activity, %{user: user, for: follower, mentioned: [mentioned_user]}) == expected_status
end
end

40
test/web/twitter_api/twitter_api_test.exs
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@ -6,7 +6,9 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPITest do
alias Pleroma.Web.TwitterAPI.Representers.ActivityRepresenter
test "create a status" do
user = UserBuilder.build
user = UserBuilder.build(%{ap_id: "142344"})
_mentioned_user = UserBuilder.insert(%{nickname: "shp", ap_id: "shp"})
object_data = %{
"type" => "Image",
"url" => [
@ -22,17 +24,18 @@ test "create a status" do
object = Repo.insert!(%Object{data: object_data})
input = %{
"status" => "Hello again.",
"status" => "Hello again, @shp.<script></script>",
"media_ids" => [object.id]
}
{ :ok, activity = %Activity{} } = TwitterAPI.create_status(user, input)
assert get_in(activity.data, ["object", "content"]) == "Hello again."
assert get_in(activity.data, ["object", "content"]) == "Hello again, <a href='shp'>@shp</a>."
assert get_in(activity.data, ["object", "type"]) == "Note"
assert get_in(activity.data, ["actor"]) == User.ap_id(user)
assert get_in(activity.data, ["actor"]) == user.ap_id
assert Enum.member?(get_in(activity.data, ["to"]), User.ap_followers(user))
assert Enum.member?(get_in(activity.data, ["to"]), "https://www.w3.org/ns/activitystreams#Public")
assert Enum.member?(get_in(activity.data, ["to"]), "shp")
# Add a context + 'statusnet_conversation_id'
assert is_binary(get_in(activity.data, ["context"]))
@ -44,7 +47,7 @@ test "create a status" do
end
test "create a status that is a reply" do
user = UserBuilder.build
user = UserBuilder.build(%{ap_id: "some_cool_id"})
input = %{
"status" => "Hello again."
}
@ -64,6 +67,7 @@ test "create a status that is a reply" do
assert get_in(reply.data, ["object", "statusnetConversationId"]) == get_in(activity.data, ["object", "statusnetConversationId"])
assert get_in(reply.data, ["object", "inReplyTo"]) == get_in(activity.data, ["object", "id"])
assert get_in(reply.data, ["object", "inReplyToStatusId"]) == activity.id
assert Enum.member?(get_in(reply.data, ["to"]), "some_cool_id")
end
test "fetch public statuses" do
@ -141,4 +145,30 @@ test "upload a file" do
assert is_binary(response)
end
test "it can parse mentions and return the relevant users" do
text = "@gsimg According to @archaeme , that is @daggsy."
{:ok, gsimg} = UserBuilder.insert(%{nickname: "gsimg"})
{:ok, archaeme} = UserBuilder.insert(%{nickname: "archaeme"})
expected_result = [
{"@gsimg", gsimg},
{"@archaeme", archaeme}
]
assert TwitterAPI.parse_mentions(text) == expected_result
end
test "it adds user links to an existing text" do
text = "@gsimg According to @archaeme , that is @daggsy."
{:ok, _gsimg} = UserBuilder.insert(%{nickname: "gsimg", ap_id: "first_link" })
{:ok, _archaeme} = UserBuilder.insert(%{nickname: "archaeme", ap_id: "second_link"})
mentions = TwitterAPI.parse_mentions(text)
expected_text = "<a href='first_link'>@gsimg</a> According to <a href='second_link'>@archaeme</a> , that is @daggsy."
assert TwitterAPI.add_user_links(text, mentions) == expected_text
end
end