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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Mix.Tasks.Pleroma.Frontend do
use Mix.Task
import Mix.Pleroma
# alias Pleroma.Config
@shortdoc "Manages bundled Pleroma frontends"
@moduledoc File.read!("docs/administration/CLI_tasks/frontend.md")
@pleroma_gitlab_host "git.pleroma.social"
@frontends %{
# TODO stable
"admin" => %{"project" => "pleroma/admin-fe"},
# TODO
"kenoma" => %{"project" => "lambadalambda/kenoma"},
# TODO
"mastodon" => %{"project" => "pleroma/mastofe"},
# OK
"pleroma" => %{"project" => "pleroma/pleroma-fe"}
}
@known_frontends Map.keys(@frontends)
def run(["install", "none" | _args]) do
shell_info("Skipping frontend installation because none was requested")
end
def run(["install", unknown_fe | _args]) when unknown_fe not in @known_frontends do
shell_error(
"Frontend \"#{unknown_fe}\" is not known. Known frontends are: #{
Enum.join(@known_frontends, ", ")
}"
)
end
def run(["install", frontend | args]) do
log_level = Logger.level()
Logger.configure(level: :warn)
{:ok, _} = Application.ensure_all_started(:pleroma)
{options, [], []} =
OptionParser.parse(
args,
strict: [
ref: :string,
develop: :boolean
]
)
ref =
cond do
options[:develop] ->
"develop"
options[:ref] ->
options[:ref]
true ->
"stable"
end
%{"name" => bundle_name, "url" => bundle_url} =
get_bundle_meta(ref, @pleroma_gitlab_host, @frontends[frontend]["project"])
shell_info("Installing frontend #{frontend}, version: #{bundle_name}")
dest = Path.join([Pleroma.Config.get!([:instance, :static_dir]), "frontends", frontend, ref])
with :ok <- install_bundle(bundle_url, dest),
:ok <- post_install_bundle(frontend, dest) do
shell_info("Installed!")
else
{:error, error} ->
shell_error("Error: #{inspect(error)}")
end
Logger.configure(level: log_level)
end
defp post_install_bundle("mastodon", path) do
with :ok <- File.rename("#{path}/public/assets/sw.js", "#{path}/sw.js"),
:ok <- File.rename("#{path}/public/packs", "#{path}/packs"),
{:ok, _deleted_files} <- File.rm_rf("#{path}/public") do
:ok
else
error ->
{:error, error}
end
end
defp post_install_bundle(_fe_name, _path), do: :ok
defp get_bundle_meta("develop", gitlab_base_url, project) do
url = "#{gitlab_api_url(gitlab_base_url, project)}/repository/branches"
%{status: 200, body: json} = Tesla.get!(http_client(), url)
%{"name" => name, "commit" => %{"short_id" => last_commit_ref}} =
Enum.find(json, & &1["default"])
%{
"name" => name,
"url" => build_url(gitlab_base_url, project, last_commit_ref)
}
end
defp get_bundle_meta("stable", gitlab_base_url, project) do
url = "#{gitlab_api_url(gitlab_base_url, project)}/releases"
%{status: 200, body: json} = Tesla.get!(http_client(), url)
[%{"commit" => %{"short_id" => commit_id}, "name" => name} | _] =
Enum.sort(json, fn r1, r2 ->
{:ok, date1, _offset} = DateTime.from_iso8601(r1["created_at"])
{:ok, date2, _offset} = DateTime.from_iso8601(r2["created_at"])
DateTime.compare(date1, date2) != :lt
end)
%{
"name" => name,
"url" => build_url(gitlab_base_url, project, commit_id)
}
end
defp get_bundle_meta(ref, gitlab_base_url, project) do
%{
"name" => ref,
"url" => build_url(gitlab_base_url, project, ref)
}
end
defp install_bundle(bundle_url, dir) do
http_client = http_client()
with {:ok, %{status: 200, body: zip_body}} <- Tesla.get(http_client, bundle_url),
{:ok, unzipped} <- :zip.unzip(zip_body, [:memory]),
filtered =
Enum.filter(unzipped, fn
{[?d, ?i, ?s, ?t, ?/ | _rest], _data} -> true
_ -> false
end),
true <- length(filtered) > 0 do
File.rm_rf!(dir)
Enum.each(unzipped, fn {[?d, ?i, ?s, ?t, ?/ | path], data} ->
file_path = Path.join(dir, path)
file_path
|> Path.dirname()
|> File.mkdir_p!()
File.write!(file_path, data)
end)
else
{:ok, %{status: 404}} ->
{:error, "Bundle not found"}
false ->
{:error, "Zip archive must contain \"dist\" folder"}
error ->
{:error, error}
end
end
defp gitlab_api_url(gitlab_base_url, project),
do: "https://#{gitlab_base_url}/api/v4/projects/#{URI.encode_www_form(project)}"
defp build_url(gitlab_base_url, project, ref),
do: "https://#{gitlab_base_url}/#{project}/-/jobs/artifacts/#{ref}/download?job=build"
defp http_client do
middleware = [
Tesla.Middleware.FollowRedirects,
Tesla.Middleware.JSON
]
Tesla.client(middleware)
end
end
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