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	diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
	index 46fa1c74c..c28468cd4 100644
	--- a/.gitlab-ci.yml
	+++ b/.gitlab-ci.yml
	@@ -1,31 +1,31 @@
	-image: elixir:1.6.4
	+image: elixir:1.7.2

	services:
	- postgres:9.6.2

	variables:
	POSTGRES_DB: pleroma_test
	POSTGRES_USER: postgres
	POSTGRES_PASSWORD: postgres
	DB_HOST: postgres

	stages:
	- lint
	- test

	before_script:
	- mix local.hex --force
	- mix local.rebar --force
	- mix deps.get
	- MIX_ENV=test mix ecto.create
	- MIX_ENV=test mix ecto.migrate

	lint:
	stage: lint
	script:
	- MIX_ENV=test mix format --check-formatted

	unit-testing:
	stage: test
	script:
	- MIX_ENV=test mix test --trace
	diff --git a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
	index e92114f57..5cb007740 100644
	--- a/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
	+++ b/lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
	@@ -1,1234 +1,1238 @@
	defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
	use Pleroma.Web, :controller
	alias Pleroma.{Repo, Object, Activity, User, Notification, Stats}
	alias Pleroma.Web
	alias Pleroma.Web.MastodonAPI.{StatusView, AccountView, MastodonView, ListView, FilterView}
	alias Pleroma.Web.ActivityPub.ActivityPub
	alias Pleroma.Web.ActivityPub.Utils
	alias Pleroma.Web.CommonAPI
	alias Pleroma.Web.OAuth.{Authorization, Token, App}
	alias Pleroma.Web.MediaProxy
	alias Comeonin.Pbkdf2
	import Ecto.Query
	require Logger

	@httpoison Application.get_env(:pleroma, :httpoison)

	action_fallback(:errors)

	def create_app(conn, params) do
	with cs <- App.register_changeset(%App{}, params) \|> IO.inspect(),
	{:ok, app} <- Repo.insert(cs) \|> IO.inspect() do
	res = %{
	id: app.id \|> to_string,
	name: app.client_name,
	client_id: app.client_id,
	client_secret: app.client_secret,
	redirect_uri: app.redirect_uris,
	website: app.website
	}

	json(conn, res)
	end
	end

	def update_credentials(%{assigns: %{user: user}} = conn, params) do
	original_user = user

	avatar_upload_limit =
	Application.get_env(:pleroma, :instance)
	\|> Keyword.fetch(:avatar_upload_limit)

	banner_upload_limit =
	Application.get_env(:pleroma, :instance)
	\|> Keyword.fetch(:banner_upload_limit)

	params =
	if bio = params["note"] do
	Map.put(params, "bio", bio)
	else
	params
	end

	params =
	if name = params["display_name"] do
	Map.put(params, "name", name)
	else
	params
	end

	user =
	if avatar = params["avatar"] do
	with %Plug.Upload{} <- avatar,
	{:ok, object} <- ActivityPub.upload(avatar, avatar_upload_limit),
	change = Ecto.Changeset.change(user, %{avatar: object.data}),
	{:ok, user} = User.update_and_set_cache(change) do
	user
	else
	_e -> user
	end
	else
	user
	end

	user =
	if banner = params["header"] do
	with %Plug.Upload{} <- banner,
	{:ok, object} <- ActivityPub.upload(banner, banner_upload_limit),
	new_info <- Map.put(user.info, "banner", object.data),
	change <- User.info_changeset(user, %{info: new_info}),
	{:ok, user} <- User.update_and_set_cache(change) do
	user
	else
	_e -> user
	end
	else
	user
	end

	user =
	if locked = params["locked"] do
	with locked <- locked == "true",
	new_info <- Map.put(user.info, "locked", locked),
	change <- User.info_changeset(user, %{info: new_info}),
	{:ok, user} <- User.update_and_set_cache(change) do
	user
	else
	_e -> user
	end
	else
	user
	end

	with changeset <- User.update_changeset(user, params),
	{:ok, user} <- User.update_and_set_cache(changeset) do
	if original_user != user do
	CommonAPI.update(user)
	end

	json(conn, AccountView.render("account.json", %{user: user, for: user}))
	else
	_e ->
	conn
	\|> put_status(403)
	\|> json(%{error: "Invalid request"})
	end
	end

	def verify_credentials(%{assigns: %{user: user}} = conn, _) do
	account = AccountView.render("account.json", %{user: user, for: user})
	json(conn, account)
	end

	def user(%{assigns: %{user: for_user}} = conn, %{"id" => id}) do
	with %User{} = user <- Repo.get(User, id) do
	account = AccountView.render("account.json", %{user: user, for: for_user})
	json(conn, account)
	else
	_e ->
	conn
	\|> put_status(404)
	\|> json(%{error: "Can't find user"})
	end
	end

	@instance Application.get_env(:pleroma, :instance)
	@mastodon_api_level "2.5.0"

	def masto_instance(conn, _params) do
	response = %{
	uri: Web.base_url(),
	title: Keyword.get(@instance, :name),
	description: Keyword.get(@instance, :description),
	version: "#{@mastodon_api_level} (compatible; #{Keyword.get(@instance, :version)})",
	email: Keyword.get(@instance, :email),
	urls: %{
	streaming_api: String.replace(Pleroma.Web.Endpoint.static_url(), "http", "ws")
	},
	stats: Stats.get_stats(),
	thumbnail: Web.base_url() <> "/instance/thumbnail.jpeg",
	max_toot_chars: Keyword.get(@instance, :limit)
	}

	json(conn, response)
	end

	def peers(conn, _params) do
	json(conn, Stats.get_peers())
	end

	defp mastodonized_emoji do
	Pleroma.Emoji.get_all()
	\|> Enum.map(fn {shortcode, relative_url} ->
	url = to_string(URI.merge(Web.base_url(), relative_url))

	%{
	"shortcode" => shortcode,
	"static_url" => url,
	"visible_in_picker" => true,
	"url" => url
	}
	end)
	end

	def custom_emojis(conn, _params) do
	mastodon_emoji = mastodonized_emoji()
	json(conn, mastodon_emoji)
	end

	defp add_link_headers(conn, method, activities, param \\ nil, params \\ %{}) do
	last = List.last(activities)
	first = List.first(activities)

	if last do
	min = last.id
	max = first.id

	{next_url, prev_url} =
	if param do
	{
	mastodon_api_url(
	Pleroma.Web.Endpoint,
	method,
	param,
	Map.merge(params, %{max_id: min})
	),
	mastodon_api_url(
	Pleroma.Web.Endpoint,
	method,
	param,
	Map.merge(params, %{since_id: max})
	)
	}
	else
	{
	mastodon_api_url(
	Pleroma.Web.Endpoint,
	method,
	Map.merge(params, %{max_id: min})
	),
	mastodon_api_url(
	Pleroma.Web.Endpoint,
	method,
	Map.merge(params, %{since_id: max})
	)
	}
	end

	conn
	\|> put_resp_header("link", "<#{next_url}>; rel=\"next\", <#{prev_url}>; rel=\"prev\"")
	else
	conn
	end
	end

	def home_timeline(%{assigns: %{user: user}} = conn, params) do
	params =
	params
	\|> Map.put("type", ["Create", "Announce"])
	\|> Map.put("blocking_user", user)
	\|> Map.put("user", user)

	activities =
	ActivityPub.fetch_activities([user.ap_id \| user.following], params)
	\|> ActivityPub.contain_timeline(user)
	\|> Enum.reverse()

	conn
	\|> add_link_headers(:home_timeline, activities)
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	end

	def public_timeline(%{assigns: %{user: user}} = conn, params) do
	local_only = params["local"] in [true, "True", "true", "1"]

	params =
	params
	\|> Map.put("type", ["Create", "Announce"])
	\|> Map.put("local_only", local_only)
	\|> Map.put("blocking_user", user)

	activities =
	ActivityPub.fetch_public_activities(params)
	\|> Enum.reverse()

	conn
	\|> add_link_headers(:public_timeline, activities, false, %{"local" => local_only})
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	end

	def user_statuses(%{assigns: %{user: reading_user}} = conn, params) do
	with %User{} = user <- Repo.get(User, params["id"]) do
	# Since Pleroma has no "pinned" posts feature, we'll just set an empty list here
	activities =
	if params["pinned"] == "true" do
	[]
	else
	ActivityPub.fetch_user_activities(user, reading_user, params)
	end

	conn
	\|> add_link_headers(:user_statuses, activities, params["id"])
	\|> render(StatusView, "index.json", %{
	activities: activities,
	for: reading_user,
	as: :activity
	})
	end
	end

	def dm_timeline(%{assigns: %{user: user}} = conn, _params) do
	query =
	ActivityPub.fetch_activities_query([user.ap_id], %{"type" => "Create", visibility: "direct"})

	activities = Repo.all(query)

	conn
	\|> add_link_headers(:dm_timeline, activities)
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	end

	def get_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with %Activity{} = activity <- Repo.get(Activity, id),
	true <- ActivityPub.visible_for_user?(activity, user) do
	try_render(conn, StatusView, "status.json", %{activity: activity, for: user})
	end
	end

	def get_context(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with %Activity{} = activity <- Repo.get(Activity, id),
	activities <-
	ActivityPub.fetch_activities_for_context(activity.data["context"], %{
	"blocking_user" => user,
	"user" => user
	}),
	activities <-
	activities \|> Enum.filter(fn %{id: aid} -> to_string(aid) != to_string(id) end),
	activities <-
	activities \|> Enum.filter(fn %{data: %{"type" => type}} -> type == "Create" end),
	grouped_activities <- Enum.group_by(activities, fn %{id: id} -> id < activity.id end) do
	result = %{
	ancestors:
	StatusView.render(
	"index.json",
	for: user,
	activities: grouped_activities[true] \|\| [],
	as: :activity
	)
	\|> Enum.reverse(),
	descendants:
	StatusView.render(
	"index.json",
	for: user,
	activities: grouped_activities[false] \|\| [],
	as: :activity
	)
	\|> Enum.reverse()
	}

	json(conn, result)
	end
	end

	def post_status(conn, %{"status" => "", "media_ids" => media_ids} = params)
	when length(media_ids) > 0 do
	params =
	params
	\|> Map.put("status", ".")

	post_status(conn, params)
	end

	def post_status(%{assigns: %{user: user}} = conn, %{"status" => _} = params) do
	params =
	params
	\|> Map.put("in_reply_to_status_id", params["in_reply_to_id"])
	\|> Map.put("no_attachment_links", true)

	idempotency_key =
	case get_req_header(conn, "idempotency-key") do
	[key] -> key
	_ -> Ecto.UUID.generate()
	end

	{:ok, activity} =
	Cachex.fetch!(:idempotency_cache, idempotency_key, fn _ -> CommonAPI.post(user, params) end)

	try_render(conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity})
	end

	def delete_status(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with {:ok, %Activity{}} <- CommonAPI.delete(id, user) do
	json(conn, %{})
	else
	_e ->
	conn
	\|> put_status(403)
	\|> json(%{error: "Can't delete this post"})
	end
	end

	def reblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
	with {:ok, announce, _activity} <- CommonAPI.repeat(ap_id_or_id, user) do
	try_render(conn, StatusView, "status.json", %{activity: announce, for: user, as: :activity})
	end
	end

	def unreblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
	with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
	%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
	try_render(conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity})
	end
	end

	def fav_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
	with {:ok, _fav, %{data: %{"id" => id}}} <- CommonAPI.favorite(ap_id_or_id, user),
	%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
	try_render(conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity})
	end
	end

	def unfav_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
	with {:ok, _, _, %{data: %{"id" => id}}} <- CommonAPI.unfavorite(ap_id_or_id, user),
	%Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
	try_render(conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity})
	end
	end

	def notifications(%{assigns: %{user: user}} = conn, params) do
	notifications = Notification.for_user(user, params)

	result =
	Enum.map(notifications, fn x ->
	render_notification(user, x)
	end)
	\|> Enum.filter(& &1)

	conn
	\|> add_link_headers(:notifications, notifications)
	\|> json(result)
	end

	def get_notification(%{assigns: %{user: user}} = conn, %{"id" => id} = _params) do
	with {:ok, notification} <- Notification.get(user, id) do
	json(conn, render_notification(user, notification))
	else
	{:error, reason} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => reason}))
	end
	end

	def clear_notifications(%{assigns: %{user: user}} = conn, _params) do
	Notification.clear(user)
	json(conn, %{})
	end

	def dismiss_notification(%{assigns: %{user: user}} = conn, %{"id" => id} = _params) do
	with {:ok, _notif} <- Notification.dismiss(user, id) do
	json(conn, %{})
	else
	{:error, reason} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => reason}))
	end
	end

	def relationships(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	id = List.wrap(id)
	q = from(u in User, where: u.id in ^id)
	targets = Repo.all(q)
	render(conn, AccountView, "relationships.json", %{user: user, targets: targets})
	end

	def update_media(%{assigns: %{user: _}} = conn, data) do
	with %Object{} = object <- Repo.get(Object, data["id"]),
	true <- is_binary(data["description"]),
	description <- data["description"] do
	new_data = %{object.data \| "name" => description}

	change = Object.change(object, %{data: new_data})
	{:ok, _} = Repo.update(change)

	data =
	new_data
	\|> Map.put("id", object.id)

	render(conn, StatusView, "attachment.json", %{attachment: data})
	end
	end

	def upload(%{assigns: %{user: _}} = conn, %{"file" => file} = data) do
	with {:ok, object} <- ActivityPub.upload(file) do
	objdata =
	if Map.has_key?(data, "description") do
	Map.put(object.data, "name", data["description"])
	else
	object.data
	end

	change = Object.change(object, %{data: objdata})
	{:ok, object} = Repo.update(change)

	objdata =
	objdata
	\|> Map.put("id", object.id)

	render(conn, StatusView, "attachment.json", %{attachment: objdata})
	end
	end

	def favourited_by(conn, %{"id" => id}) do
	with %Activity{data: %{"object" => %{"likes" => likes}}} <- Repo.get(Activity, id) do
	q = from(u in User, where: u.ap_id in ^likes)
	users = Repo.all(q)
	render(conn, AccountView, "accounts.json", %{users: users, as: :user})
	else
	_ -> json(conn, [])
	end
	end

	def reblogged_by(conn, %{"id" => id}) do
	with %Activity{data: %{"object" => %{"announcements" => announces}}} <- Repo.get(Activity, id) do
	q = from(u in User, where: u.ap_id in ^announces)
	users = Repo.all(q)
	render(conn, AccountView, "accounts.json", %{users: users, as: :user})
	else
	_ -> json(conn, [])
	end
	end

	def hashtag_timeline(%{assigns: %{user: user}} = conn, params) do
	local_only = params["local"] in [true, "True", "true", "1"]

	params =
	params
	\|> Map.put("type", "Create")
	\|> Map.put("local_only", local_only)
	\|> Map.put("blocking_user", user)
	\|> Map.put("tag", String.downcase(params["tag"]))

	activities =
	ActivityPub.fetch_public_activities(params)
	\|> Enum.reverse()

	conn
	\|> add_link_headers(:hashtag_timeline, activities, params["tag"], %{"local" => local_only})
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	end

	# TODO: Pagination
	def followers(conn, %{"id" => id}) do
	with %User{} = user <- Repo.get(User, id),
	{:ok, followers} <- User.get_followers(user) do
	render(conn, AccountView, "accounts.json", %{users: followers, as: :user})
	end
	end

	def following(conn, %{"id" => id}) do
	with %User{} = user <- Repo.get(User, id),
	{:ok, followers} <- User.get_friends(user) do
	render(conn, AccountView, "accounts.json", %{users: followers, as: :user})
	end
	end

	def follow_requests(%{assigns: %{user: followed}} = conn, _params) do
	with {:ok, follow_requests} <- User.get_follow_requests(followed) do
	render(conn, AccountView, "accounts.json", %{users: follow_requests, as: :user})
	end
	end

	def authorize_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
	with %User{} = follower <- Repo.get(User, id),
	{:ok, follower} <- User.maybe_follow(follower, followed),
	%Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
	{:ok, follow_activity} <- Utils.update_follow_state(follow_activity, "accept"),
	{:ok, _activity} <-
	ActivityPub.accept(%{
	to: [follower.ap_id],
	actor: followed.ap_id,
	object: follow_activity.data["id"],
	type: "Accept"
	}) do
	render(conn, AccountView, "relationship.json", %{user: followed, target: follower})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	def reject_follow_request(%{assigns: %{user: followed}} = conn, %{"id" => id}) do
	with %User{} = follower <- Repo.get(User, id),
	%Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
	{:ok, follow_activity} <- Utils.update_follow_state(follow_activity, "reject"),
	{:ok, _activity} <-
	ActivityPub.reject(%{
	to: [follower.ap_id],
	actor: followed.ap_id,
	object: follow_activity.data["id"],
	type: "Reject"
	}) do
	render(conn, AccountView, "relationship.json", %{user: followed, target: follower})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	@activitypub Application.get_env(:pleroma, :activitypub)
	@follow_handshake_timeout Keyword.get(@activitypub, :follow_handshake_timeout)

	def follow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
	with %User{} = followed <- Repo.get(User, id),
	{:ok, follower} <- User.maybe_direct_follow(follower, followed),
	{:ok, _activity} <- ActivityPub.follow(follower, followed),
	{:ok, follower, followed} <-
	User.wait_and_refresh(@follow_handshake_timeout, follower, followed) do
	render(conn, AccountView, "relationship.json", %{user: follower, target: followed})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	def follow(%{assigns: %{user: follower}} = conn, %{"uri" => uri}) do
	with %User{} = followed <- Repo.get_by(User, nickname: uri),
	{:ok, follower} <- User.maybe_direct_follow(follower, followed),
	{:ok, _activity} <- ActivityPub.follow(follower, followed) do
	render(conn, AccountView, "account.json", %{user: followed, for: follower})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	def unfollow(%{assigns: %{user: follower}} = conn, %{"id" => id}) do
	with %User{} = followed <- Repo.get(User, id),
	{:ok, _activity} <- ActivityPub.unfollow(follower, followed),
	{:ok, follower, _} <- User.unfollow(follower, followed) do
	render(conn, AccountView, "relationship.json", %{user: follower, target: followed})
	end
	end

	def block(%{assigns: %{user: blocker}} = conn, %{"id" => id}) do
	with %User{} = blocked <- Repo.get(User, id),
	{:ok, blocker} <- User.block(blocker, blocked),
	{:ok, _activity} <- ActivityPub.block(blocker, blocked) do
	render(conn, AccountView, "relationship.json", %{user: blocker, target: blocked})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	def unblock(%{assigns: %{user: blocker}} = conn, %{"id" => id}) do
	with %User{} = blocked <- Repo.get(User, id),
	{:ok, blocker} <- User.unblock(blocker, blocked),
	{:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
	render(conn, AccountView, "relationship.json", %{user: blocker, target: blocked})
	else
	{:error, message} ->
	conn
	\|> put_resp_content_type("application/json")
	\|> send_resp(403, Jason.encode!(%{"error" => message}))
	end
	end

	# TODO: Use proper query
	def blocks(%{assigns: %{user: user}} = conn, _) do
	with blocked_users <- user.info["blocks"] \|\| [],
	accounts <- Enum.map(blocked_users, fn ap_id -> User.get_cached_by_ap_id(ap_id) end) do
	res = AccountView.render("accounts.json", users: accounts, for: user, as: :user)
	json(conn, res)
	end
	end

	def domain_blocks(%{assigns: %{user: %{info: info}}} = conn, _) do
	json(conn, info["domain_blocks"] \|\| [])
	end

	def block_domain(%{assigns: %{user: blocker}} = conn, %{"domain" => domain}) do
	User.block_domain(blocker, domain)
	json(conn, %{})
	end

	def unblock_domain(%{assigns: %{user: blocker}} = conn, %{"domain" => domain}) do
	User.unblock_domain(blocker, domain)
	json(conn, %{})
	end

	def status_search(query) do
	fetched =
	if Regex.match?(~r/https?:/, query) do
	with {:ok, object} <- ActivityPub.fetch_object_from_id(query) do
	[Activity.get_create_activity_by_object_ap_id(object.data["id"])]
	else
	_e -> []
	end
	end \|\| []

	q =
	from(
	a in Activity,
	where: fragment("?->>'type' = 'Create'", a.data),
	where: "https://www.w3.org/ns/activitystreams#Public" in a.recipients,
	where:
	fragment(
	"to_tsvector('english', ?->'object'->>'content') @@ plainto_tsquery('english', ?)",
	a.data,
	^query
	),
	limit: 20,
	order_by: [desc: :id]
	)

	Repo.all(q) ++ fetched
	end

	def search2(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
	accounts = User.search(query, params["resolve"] == "true")

	statuses = status_search(query)

	tags_path = Web.base_url() <> "/tag/"

	tags =
	String.split(query)
	\|> Enum.uniq()
	\|> Enum.filter(fn tag -> String.starts_with?(tag, "#") end)
	\|> Enum.map(fn tag -> String.slice(tag, 1..-1) end)
	\|> Enum.map(fn tag -> %{name: tag, url: tags_path <> tag} end)

	res = %{
	"accounts" => AccountView.render("accounts.json", users: accounts, for: user, as: :user),
	"statuses" =>
	StatusView.render("index.json", activities: statuses, for: user, as: :activity),
	"hashtags" => tags
	}

	json(conn, res)
	end

	def search(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
	accounts = User.search(query, params["resolve"] == "true")

	statuses = status_search(query)

	tags =
	String.split(query)
	\|> Enum.uniq()
	\|> Enum.filter(fn tag -> String.starts_with?(tag, "#") end)
	\|> Enum.map(fn tag -> String.slice(tag, 1..-1) end)

	res = %{
	"accounts" => AccountView.render("accounts.json", users: accounts, for: user, as: :user),
	"statuses" =>
	StatusView.render("index.json", activities: statuses, for: user, as: :activity),
	"hashtags" => tags
	}

	json(conn, res)
	end

	def account_search(%{assigns: %{user: user}} = conn, %{"q" => query} = params) do
	accounts = User.search(query, params["resolve"] == "true")

	res = AccountView.render("accounts.json", users: accounts, for: user, as: :user)

	json(conn, res)
	end

	def favourites(%{assigns: %{user: user}} = conn, _) do
	params =
	%{}
	\|> Map.put("type", "Create")
	\|> Map.put("favorited_by", user.ap_id)
	\|> Map.put("blocking_user", user)

	activities =
	ActivityPub.fetch_public_activities(params)
	\|> Enum.reverse()

	conn
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	end

	def get_lists(%{assigns: %{user: user}} = conn, opts) do
	lists = Pleroma.List.for_user(user, opts)
	res = ListView.render("lists.json", lists: lists)
	json(conn, res)
	end

	def get_list(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user) do
	res = ListView.render("list.json", list: list)
	json(conn, res)
	else
	_e -> json(conn, "error")
	end
	end

	def account_lists(%{assigns: %{user: user}} = conn, %{"id" => account_id}) do
	lists = Pleroma.List.get_lists_account_belongs(user, account_id)
	res = ListView.render("lists.json", lists: lists)
	json(conn, res)
	end

	def delete_list(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
	{:ok, _list} <- Pleroma.List.delete(list) do
	json(conn, %{})
	else
	_e ->
	json(conn, "error")
	end
	end

	def create_list(%{assigns: %{user: user}} = conn, %{"title" => title}) do
	with {:ok, %Pleroma.List{} = list} <- Pleroma.List.create(title, user) do
	res = ListView.render("list.json", list: list)
	json(conn, res)
	end
	end

	def add_to_list(%{assigns: %{user: user}} = conn, %{"id" => id, "account_ids" => accounts}) do
	accounts
	\|> Enum.each(fn account_id ->
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
	%User{} = followed <- Repo.get(User, account_id) do
	Pleroma.List.follow(list, followed)
	end
	end)

	json(conn, %{})
	end

	def remove_from_list(%{assigns: %{user: user}} = conn, %{"id" => id, "account_ids" => accounts}) do
	accounts
	\|> Enum.each(fn account_id ->
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
	%User{} = followed <- Repo.get(Pleroma.User, account_id) do
	Pleroma.List.unfollow(list, followed)
	end
	end)

	json(conn, %{})
	end

	def list_accounts(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
	{:ok, users} = Pleroma.List.get_following(list) do
	render(conn, AccountView, "accounts.json", %{users: users, as: :user})
	end
	end

	def rename_list(%{assigns: %{user: user}} = conn, %{"id" => id, "title" => title}) do
	with %Pleroma.List{} = list <- Pleroma.List.get(id, user),
	{:ok, list} <- Pleroma.List.rename(list, title) do
	res = ListView.render("list.json", list: list)
	json(conn, res)
	else
	_e ->
	json(conn, "error")
	end
	end

	def list_timeline(%{assigns: %{user: user}} = conn, %{"list_id" => id} = params) do
	with %Pleroma.List{title: title, following: following} <- Pleroma.List.get(id, user) do
	params =
	params
	\|> Map.put("type", "Create")
	\|> Map.put("blocking_user", user)

	# we must filter the following list for the user to avoid leaking statuses the user
	# does not actually have permission to see (for more info, peruse security issue #270).
	following_to =
	following
	\|> Enum.filter(fn x -> x in user.following end)

	activities =
	ActivityPub.fetch_activities_bounded(following_to, following, params)
	\|> Enum.reverse()

	conn
	\|> render(StatusView, "index.json", %{activities: activities, for: user, as: :activity})
	else
	_e ->
	conn
	\|> put_status(403)
	\|> json(%{error: "Error."})
	end
	end

	def index(%{assigns: %{user: user}} = conn, _params) do
	token =
	conn
	\|> get_session(:oauth_token)

	if user && token do
	mastodon_emoji = mastodonized_emoji()

	accounts =
	Map.put(%{}, user.id, AccountView.render("account.json", %{user: user, for: user}))

	initial_state =
	%{
	meta: %{
	streaming_api_base_url:
	String.replace(Pleroma.Web.Endpoint.static_url(), "http", "ws"),
	access_token: token,
	locale: "en",
	domain: Pleroma.Web.Endpoint.host(),
	admin: "1",
	me: "#{user.id}",
	unfollow_modal: false,
	boost_modal: false,
	delete_modal: true,
	auto_play_gif: false,
	display_sensitive_media: false,
	reduce_motion: false,
	max_toot_chars: Keyword.get(@instance, :limit)
	},
	rights: %{
	delete_others_notice: !!user.info["is_moderator"]
	},
	compose: %{
	me: "#{user.id}",
	default_privacy: user.info["default_scope"] \|\| "public",
	default_sensitive: false
	},
	media_attachments: %{
	accept_content_types: [
	".jpg",
	".jpeg",
	".png",
	".gif",
	".webm",
	".mp4",
	".m4v",
	"image\/jpeg",
	"image\/png",
	"image\/gif",
	"video\/webm",
	"video\/mp4"
	]
	},
	settings:
	Map.get(user.info, "settings") \|\|
	%{
	onboarded: true,
	home: %{
	shows: %{
	reblog: true,
	reply: true
	}
	},
	notifications: %{
	alerts: %{
	follow: true,
	favourite: true,
	reblog: true,
	mention: true
	},
	shows: %{
	follow: true,
	favourite: true,
	reblog: true,
	mention: true
	},
	sounds: %{
	follow: true,
	favourite: true,
	reblog: true,
	mention: true
	}
	}
	},
	push_subscription: nil,
	accounts: accounts,
	custom_emojis: mastodon_emoji,
	char_limit: Keyword.get(@instance, :limit)
	}
	\|> Jason.encode!()

	conn
	\|> put_layout(false)
	\|> render(MastodonView, "index.html", %{initial_state: initial_state})
	else
	conn
	\|> redirect(to: "/web/login")
	end
	end

	def put_settings(%{assigns: %{user: user}} = conn, %{"data" => settings} = _params) do
	with new_info <- Map.put(user.info, "settings", settings),
	change <- User.info_changeset(user, %{info: new_info}),
	{:ok, _user} <- User.update_and_set_cache(change) do
	conn
	\|> json(%{})
	else
	e ->
	conn
	\|> json(%{error: inspect(e)})
	end
	end

	+ def login(conn, %{"code" => code}) do
	+ with {:ok, app} <- get_or_make_app(),
	+ %Authorization{} = auth <- Repo.get_by(Authorization, token: code, app_id: app.id),
	+ {:ok, token} <- Token.exchange_token(app, auth) do
	+ conn
	+ \|> put_session(:oauth_token, token.token)
	+ \|> redirect(to: "/web/getting-started")
	+ end
	+ end
	+
	def login(conn, _) do
	- conn
	- \|> render(MastodonView, "login.html", %{error: false})
	+ with {:ok, app} <- get_or_make_app() do
	+ path =
	+ o_auth_path(conn, :authorize,
	+ response_type: "code",
	+ client_id: app.client_id,
	+ redirect_uri: ".",
	+ scope: app.scopes
	+ )
	+
	+ conn
	+ \|> redirect(to: path)
	+ end
	end

	defp get_or_make_app() do
	with %App{} = app <- Repo.get_by(App, client_name: "Mastodon-Local") do
	{:ok, app}
	else
	_e ->
	cs =
	App.register_changeset(%App{}, %{
	client_name: "Mastodon-Local",
	redirect_uris: ".",
	scopes: "read,write,follow"
	})

	Repo.insert(cs)
	end
	end

	- def login_post(conn, %{"authorization" => %{"name" => name, "password" => password}}) do
	- with %User{} = user <- User.get_by_nickname_or_email(name),
	- true <- Pbkdf2.checkpw(password, user.password_hash),
	- {:ok, app} <- get_or_make_app(),
	- {:ok, auth} <- Authorization.create_authorization(app, user),
	- {:ok, token} <- Token.exchange_token(app, auth) do
	- conn
	- \|> put_session(:oauth_token, token.token)
	- \|> redirect(to: "/web/getting-started")
	- else
	- _e ->
	- conn
	- \|> render(MastodonView, "login.html", %{error: "Wrong username or password"})
	- end
	- end
	-
	def logout(conn, _) do
	conn
	\|> clear_session
	\|> redirect(to: "/")
	end

	def relationship_noop(%{assigns: %{user: user}} = conn, %{"id" => id}) do
	Logger.debug("Unimplemented, returning unmodified relationship")

	with %User{} = target <- Repo.get(User, id) do
	render(conn, AccountView, "relationship.json", %{user: user, target: target})
	end
	end

	def empty_array(conn, _) do
	Logger.debug("Unimplemented, returning an empty array")
	json(conn, [])
	end

	def empty_object(conn, _) do
	Logger.debug("Unimplemented, returning an empty object")
	json(conn, %{})
	end

	def render_notification(user, %{id: id, activity: activity, inserted_at: created_at} = _params) do
	actor = User.get_cached_by_ap_id(activity.data["actor"])

	created_at =
	NaiveDateTime.to_iso8601(created_at)
	\|> String.replace(~r/(\.\d+)?$/, ".000Z", global: false)

	id = id \|> to_string

	case activity.data["type"] do
	"Create" ->
	%{
	id: id,
	type: "mention",
	created_at: created_at,
	account: AccountView.render("account.json", %{user: actor, for: user}),
	status: StatusView.render("status.json", %{activity: activity, for: user})
	}

	"Like" ->
	liked_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])

	%{
	id: id,
	type: "favourite",
	created_at: created_at,
	account: AccountView.render("account.json", %{user: actor, for: user}),
	status: StatusView.render("status.json", %{activity: liked_activity, for: user})
	}

	"Announce" ->
	announced_activity = Activity.get_create_activity_by_object_ap_id(activity.data["object"])

	%{
	id: id,
	type: "reblog",
	created_at: created_at,
	account: AccountView.render("account.json", %{user: actor, for: user}),
	status: StatusView.render("status.json", %{activity: announced_activity, for: user})
	}

	"Follow" ->
	%{
	id: id,
	type: "follow",
	created_at: created_at,
	account: AccountView.render("account.json", %{user: actor, for: user})
	}

	_ ->
	nil
	end
	end

	def get_filters(%{assigns: %{user: user}} = conn, _) do
	filters = Pleroma.Filter.get_filters(user)
	res = FilterView.render("filters.json", filters: filters)
	json(conn, res)
	end

	def create_filter(
	%{assigns: %{user: user}} = conn,
	%{"phrase" => phrase, "context" => context} = params
	) do
	query = %Pleroma.Filter{
	user_id: user.id,
	phrase: phrase,
	context: context,
	hide: Map.get(params, "irreversible", nil),
	whole_word: Map.get(params, "boolean", true)
	# expires_at
	}

	{:ok, response} = Pleroma.Filter.create(query)
	res = FilterView.render("filter.json", filter: response)
	json(conn, res)
	end

	def get_filter(%{assigns: %{user: user}} = conn, %{"id" => filter_id}) do
	filter = Pleroma.Filter.get(filter_id, user)
	res = FilterView.render("filter.json", filter: filter)
	json(conn, res)
	end

	def update_filter(
	%{assigns: %{user: user}} = conn,
	%{"phrase" => phrase, "context" => context, "id" => filter_id} = params
	) do
	query = %Pleroma.Filter{
	user_id: user.id,
	filter_id: filter_id,
	phrase: phrase,
	context: context,
	hide: Map.get(params, "irreversible", nil),
	whole_word: Map.get(params, "boolean", true)
	# expires_at
	}

	{:ok, response} = Pleroma.Filter.update(query)
	res = FilterView.render("filter.json", filter: response)
	json(conn, res)
	end

	def delete_filter(%{assigns: %{user: user}} = conn, %{"id" => filter_id}) do
	query = %Pleroma.Filter{
	user_id: user.id,
	filter_id: filter_id
	}

	{:ok, _} = Pleroma.Filter.delete(query)
	json(conn, %{})
	end

	def errors(conn, _) do
	conn
	\|> put_status(500)
	\|> json("Something went wrong")
	end

	@suggestions Application.get_env(:pleroma, :suggestions)

	def suggestions(%{assigns: %{user: user}} = conn, _) do
	if Keyword.get(@suggestions, :enabled, false) do
	api = Keyword.get(@suggestions, :third_party_engine, "")
	timeout = Keyword.get(@suggestions, :timeout, 5000)
	limit = Keyword.get(@suggestions, :limit, 23)

	host =
	Application.get_env(:pleroma, Pleroma.Web.Endpoint)
	\|> Keyword.get(:url)
	\|> Keyword.get(:host)

	user = user.nickname
	url = String.replace(api, "{{host}}", host) \|> String.replace("{{user}}", user)

	with {:ok, %{status_code: 200, body: body}} <-
	@httpoison.get(url, [], timeout: timeout, recv_timeout: timeout),
	{:ok, data} <- Jason.decode(body) do
	data2 =
	Enum.slice(data, 0, limit)
	\|> Enum.map(fn x ->
	Map.put(
	x,
	"id",
	case User.get_or_fetch(x["acct"]) do
	%{id: id} -> id
	_ -> 0
	end
	)
	end)
	\|> Enum.map(fn x ->
	Map.put(x, "avatar", MediaProxy.url(x["avatar"]))
	end)
	\|> Enum.map(fn x ->
	Map.put(x, "avatar_static", MediaProxy.url(x["avatar_static"]))
	end)

	conn
	\|> json(data2)
	else
	e -> Logger.error("Could not retrieve suggestions at fetch #{url}, #{inspect(e)}")
	end
	else
	json(conn, [])
	end
	end

	def try_render(conn, renderer, target, params)
	when is_binary(target) do
	res = render(conn, renderer, target, params)

	if res == nil do
	conn
	\|> put_status(501)
	\|> json(%{error: "Can't display this activity"})
	else
	res
	end
	end

	def try_render(conn, _, _, _) do
	conn
	\|> put_status(501)
	\|> json(%{error: "Can't display this activity"})
	end
	end
	diff --git a/lib/pleroma/web/oauth/oauth_controller.ex b/lib/pleroma/web/oauth/oauth_controller.ex
	index 5441ee0a8..35c158fbb 100644
	--- a/lib/pleroma/web/oauth/oauth_controller.ex
	+++ b/lib/pleroma/web/oauth/oauth_controller.ex
	@@ -1,165 +1,175 @@
	defmodule Pleroma.Web.OAuth.OAuthController do
	use Pleroma.Web, :controller

	alias Pleroma.Web.OAuth.{Authorization, Token, App}
	alias Pleroma.{Repo, User}
	alias Comeonin.Pbkdf2

	plug(:fetch_session)
	plug(:fetch_flash)

	action_fallback(Pleroma.Web.OAuth.FallbackController)

	def authorize(conn, params) do
	render(conn, "show.html", %{
	response_type: params["response_type"],
	client_id: params["client_id"],
	scope: params["scope"],
	redirect_uri: params["redirect_uri"],
	state: params["state"]
	})
	end

	def create_authorization(conn, %{
	"authorization" =>
	%{
	"name" => name,
	"password" => password,
	"client_id" => client_id,
	"redirect_uri" => redirect_uri
	} = params
	}) do
	with %User{} = user <- User.get_by_nickname_or_email(name),
	true <- Pbkdf2.checkpw(password, user.password_hash),
	%App{} = app <- Repo.get_by(App, client_id: client_id),
	{:ok, auth} <- Authorization.create_authorization(app, user) do
	- if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
	- render(conn, "results.html", %{
	- auth: auth
	- })
	- else
	- connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
	- url = "#{redirect_uri}#{connector}"
	- url_params = %{:code => auth.token}
	-
	- url_params =
	- if params["state"] do
	- Map.put(url_params, :state, params["state"])
	- else
	- url_params
	- end
	-
	- url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
	-
	- redirect(conn, external: url)
	+ # Special case: Local MastodonFE.
	+ redirect_uri =
	+ if redirect_uri == "." do
	+ mastodon_api_url(conn, :login)
	+ else
	+ redirect_uri
	+ end
	+
	+ cond do
	+ redirect_uri == "urn:ietf:wg:oauth:2.0:oob" ->
	+ render(conn, "results.html", %{
	+ auth: auth
	+ })
	+
	+ true ->
	+ connector = if String.contains?(redirect_uri, "?"), do: "&", else: "?"
	+ url = "#{redirect_uri}#{connector}"
	+ url_params = %{:code => auth.token}
	+
	+ url_params =
	+ if params["state"] do
	+ Map.put(url_params, :state, params["state"])
	+ else
	+ url_params
	+ end
	+
	+ url = "#{url}#{Plug.Conn.Query.encode(url_params)}"
	+
	+ redirect(conn, external: url)
	end
	end
	end

	# TODO
	# - proper scope handling
	def token_exchange(conn, %{"grant_type" => "authorization_code"} = params) do
	with %App{} = app <- get_app_from_request(conn, params),
	fixed_token = fix_padding(params["code"]),
	%Authorization{} = auth <-
	Repo.get_by(Authorization, token: fixed_token, app_id: app.id),
	{:ok, token} <- Token.exchange_token(app, auth),
	{:ok, inserted_at} <- DateTime.from_naive(token.inserted_at, "Etc/UTC") do
	response = %{
	token_type: "Bearer",
	access_token: token.token,
	refresh_token: token.refresh_token,
	created_at: DateTime.to_unix(inserted_at),
	expires_in: 60 * 10,
	scope: "read write follow"
	}

	json(conn, response)
	else
	_error ->
	put_status(conn, 400)
	\|> json(%{error: "Invalid credentials"})
	end
	end

	# TODO
	# - investigate a way to verify the user wants to grant read/write/follow once scope handling is done
	def token_exchange(
	conn,
	%{"grant_type" => "password", "username" => name, "password" => password} = params
	) do
	with %App{} = app <- get_app_from_request(conn, params),
	%User{} = user <- User.get_by_nickname_or_email(name),
	true <- Pbkdf2.checkpw(password, user.password_hash),
	{:ok, auth} <- Authorization.create_authorization(app, user),
	{:ok, token} <- Token.exchange_token(app, auth) do
	response = %{
	token_type: "Bearer",
	access_token: token.token,
	refresh_token: token.refresh_token,
	expires_in: 60 * 10,
	scope: "read write follow"
	}

	json(conn, response)
	else
	_error ->
	put_status(conn, 400)
	\|> json(%{error: "Invalid credentials"})
	end
	end

	def token_exchange(
	conn,
	%{"grant_type" => "password", "name" => name, "password" => password} = params
	) do
	params =
	params
	\|> Map.delete("name")
	\|> Map.put("username", name)

	token_exchange(conn, params)
	end

	def token_revoke(conn, %{"token" => token} = params) do
	with %App{} = app <- get_app_from_request(conn, params),
	%Token{} = token <- Repo.get_by(Token, token: token, app_id: app.id),
	{:ok, %Token{}} <- Repo.delete(token) do
	json(conn, %{})
	else
	_error ->
	# RFC 7009: invalid tokens [in the request] do not cause an error response
	json(conn, %{})
	end
	end

	defp fix_padding(token) do
	token
	\|> Base.url_decode64!(padding: false)
	\|> Base.url_encode64()
	end

	defp get_app_from_request(conn, params) do
	# Per RFC 6749, HTTP Basic is preferred to body params
	{client_id, client_secret} =
	with ["Basic " <> encoded] <- get_req_header(conn, "authorization"),
	{:ok, decoded} <- Base.decode64(encoded),
	[id, secret] <-
	String.split(decoded, ":")
	\|> Enum.map(fn s -> URI.decode_www_form(s) end) do
	{id, secret}
	else
	_ -> {params["client_id"], params["client_secret"]}
	end

	if client_id && client_secret do
	Repo.get_by(
	App,
	client_id: client_id,
	client_secret: client_secret
	)
	else
	nil
	end
	end
	end
	diff --git a/lib/pleroma/web/templates/mastodon_api/mastodon/login.html.eex b/lib/pleroma/web/templates/mastodon_api/mastodon/login.html.eex
	deleted file mode 100644
	index 34cd7ed89..000000000
	--- a/lib/pleroma/web/templates/mastodon_api/mastodon/login.html.eex
	+++ /dev/null
	@@ -1,11 +0,0 @@
	-<h2>Login to Mastodon Frontend</h2>
	-<%= if @error do %>
	- <h2><%= @error %></h2>
	-<% end %>
	-<%= form_for @conn, mastodon_api_path(@conn, :login), [as: "authorization"], fn f -> %>
	-<%= text_input f, :name, placeholder: "Username or email" %>
	-<br>
	-<%= password_input f, :password, placeholder: "Password" %>
	-<br>
	-<%= submit "Log in" %>
	-<% end %>

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