akkoma/lib/mix/tasks/pleroma/emoji.ex
2019-10-03 14:00:23 +03:00

254 lines
6.6 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Mix.Tasks.Pleroma.Emoji do
use Mix.Task
@shortdoc "Manages emoji packs"
@moduledoc File.read!("docs/administration/CLI_tasks/emoji.md")
def run(["ls-packs" | args]) do
Application.ensure_all_started(:hackney)
{options, [], []} = parse_global_opts(args)
manifest =
fetch_manifest(if options[:manifest], do: options[:manifest], else: default_manifest())
Enum.each(manifest, fn {name, info} ->
to_print = [
{"Name", name},
{"Homepage", info["homepage"]},
{"Description", info["description"]},
{"License", info["license"]},
{"Source", info["src"]}
]
for {param, value} <- to_print do
IO.puts(IO.ANSI.format([:bright, param, :normal, ": ", value]))
end
# A newline
IO.puts("")
end)
end
def run(["get-packs" | args]) do
Application.ensure_all_started(:hackney)
{options, pack_names, []} = parse_global_opts(args)
manifest_url = if options[:manifest], do: options[:manifest], else: default_manifest()
manifest = fetch_manifest(manifest_url)
for pack_name <- pack_names do
if Map.has_key?(manifest, pack_name) do
pack = manifest[pack_name]
src_url = pack["src"]
IO.puts(
IO.ANSI.format([
"Downloading ",
:bright,
pack_name,
:normal,
" from ",
:underline,
src_url
])
)
binary_archive = Tesla.get!(client(), src_url).body
archive_sha = :crypto.hash(:sha256, binary_archive) |> Base.encode16()
sha_status_text = ["SHA256 of ", :bright, pack_name, :normal, " source file is ", :bright]
if archive_sha == String.upcase(pack["src_sha256"]) do
IO.puts(IO.ANSI.format(sha_status_text ++ [:green, "OK"]))
else
IO.puts(IO.ANSI.format(sha_status_text ++ [:red, "BAD"]))
raise "Bad SHA256 for #{pack_name}"
end
# The url specified in files should be in the same directory
files_url = Path.join(Path.dirname(manifest_url), pack["files"])
IO.puts(
IO.ANSI.format([
"Fetching the file list for ",
:bright,
pack_name,
:normal,
" from ",
:underline,
files_url
])
)
files = Tesla.get!(client(), files_url).body |> Jason.decode!()
IO.puts(IO.ANSI.format(["Unpacking ", :bright, pack_name]))
pack_path =
Path.join([
Pleroma.Config.get!([:instance, :static_dir]),
"emoji",
pack_name
])
files_to_unzip =
Enum.map(
files,
fn {_, f} -> to_charlist(f) end
)
{:ok, _} =
:zip.unzip(binary_archive,
cwd: pack_path,
file_list: files_to_unzip
)
IO.puts(IO.ANSI.format(["Writing emoji.txt for ", :bright, pack_name]))
emoji_txt_str =
Enum.map(
files,
fn {shortcode, path} ->
emojo_path = Path.join("/emoji/#{pack_name}", path)
"#{shortcode}, #{emojo_path}"
end
)
|> Enum.join("\n")
File.write!(Path.join(pack_path, "emoji.txt"), emoji_txt_str)
else
IO.puts(IO.ANSI.format([:bright, :red, "No pack named \"#{pack_name}\" found"]))
end
end
end
def run(["gen-pack", src]) do
Application.ensure_all_started(:hackney)
proposed_name = Path.basename(src) |> Path.rootname()
name = String.trim(IO.gets("Pack name [#{proposed_name}]: "))
# If there's no name, use the default one
name = if String.length(name) > 0, do: name, else: proposed_name
license = String.trim(IO.gets("License: "))
homepage = String.trim(IO.gets("Homepage: "))
description = String.trim(IO.gets("Description: "))
proposed_files_name = "#{name}.json"
files_name = String.trim(IO.gets("Save file list to [#{proposed_files_name}]: "))
files_name = if String.length(files_name) > 0, do: files_name, else: proposed_files_name
default_exts = [".png", ".gif"]
default_exts_str = Enum.join(default_exts, " ")
exts =
String.trim(
IO.gets("Emoji file extensions (separated with spaces) [#{default_exts_str}]: ")
)
exts =
if String.length(exts) > 0 do
String.split(exts, " ")
|> Enum.filter(fn e -> e |> String.trim() |> String.length() > 0 end)
else
default_exts
end
IO.puts("Downloading the pack and generating SHA256")
binary_archive = Tesla.get!(client(), src).body
archive_sha = :crypto.hash(:sha256, binary_archive) |> Base.encode16()
IO.puts("SHA256 is #{archive_sha}")
pack_json = %{
name => %{
license: license,
homepage: homepage,
description: description,
src: src,
src_sha256: archive_sha,
files: files_name
}
}
tmp_pack_dir = Path.join(System.tmp_dir!(), "emoji-pack-#{name}")
{:ok, _} =
:zip.unzip(
binary_archive,
cwd: tmp_pack_dir
)
emoji_map = Pleroma.Emoji.Loader.make_shortcode_to_file_map(tmp_pack_dir, exts)
File.write!(files_name, Jason.encode!(emoji_map, pretty: true))
IO.puts("""
#{files_name} has been created and contains the list of all found emojis in the pack.
Please review the files in the remove those not needed.
""")
if File.exists?("index.json") do
existing_data = File.read!("index.json") |> Jason.decode!()
File.write!(
"index.json",
Jason.encode!(
Map.merge(
existing_data,
pack_json
),
pretty: true
)
)
IO.puts("index.json file has been update with the #{name} pack")
else
File.write!("index.json", Jason.encode!(pack_json, pretty: true))
IO.puts("index.json has been created with the #{name} pack")
end
end
defp fetch_manifest(from) do
Jason.decode!(
if String.starts_with?(from, "http") do
Tesla.get!(client(), from).body
else
File.read!(from)
end
)
end
defp parse_global_opts(args) do
OptionParser.parse(
args,
strict: [
manifest: :string
],
aliases: [
m: :manifest
]
)
end
defp client do
middleware = [
{Tesla.Middleware.FollowRedirects, [max_redirects: 3]}
]
Tesla.client(middleware)
end
defp default_manifest, do: Pleroma.Config.get!([:emoji, :default_manifest])
end