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Apply suggestions to emoji_api_controller.ex

This commit is contained in:
vaartis 2019-09-11 15:32:54 +00:00 committed by Ekaterina Vaartis
parent c049c32270
commit f251225cae
1 changed files with 95 additions and 106 deletions
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201
lib/pleroma/web/emoji_api/emoji_api_controller.ex
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@ -153,31 +153,32 @@ def download_shared(conn, %{"name" => name}) do
from that instance, otherwise it will be downloaded from the fallback source, if there is one.
"""
def download_from(conn, %{"instance_address" => address, "pack_name" => name} = data) do
list_uri = "#{address}/api/pleroma/emoji/packs/list"
list = Tesla.get!(list_uri).body |> Jason.decode!()
full_pack = list[name]
full_pack =
"#{address}/api/pleroma/emoji/packs/list"
|> Tesla.get!()
|> Map.get(:body)
|> Jason.decode!()
|> Map.get(name)
pfiles = full_pack["files"]
pack = full_pack["pack"]
pack_info_res =
cond do
pack["share-files"] && pack["can-download"] ->
case full_pack["pack"] do
%{"share-files" => true, "can-download" => true, "download-sha256" => sha} ->
{:ok,
%{
sha: pack["download-sha256"],
sha: sha,
uri: "#{address}/api/pleroma/emoji/packs/download_shared/#{name}"
}}
pack["fallback-src"] ->
%{"fallback-src" => src, "fallback-src-sha256" => sha} when is_binary(src) ->
{:ok,
%{
sha: pack["fallback-src-sha256"],
uri: pack["fallback-src"],
sha: sha,
uri: src,
fallback: true
}}
true ->
_ ->
{:error, "The pack was not set as shared and there is no fallback src to download from"}
end
@ -194,9 +195,9 @@ def download_from(conn, %{"instance_address" => address, "pack_name" => name} =
File.mkdir_p!(pack_dir)
# Fallback cannot contain a pack.json file
files =
unless(pinfo[:fallback], do: ['pack.json'], else: []) ++
(pfiles |> Enum.map(fn {_, path} -> to_charlist(path) end))
files = Enum.map(full_pack["files"], fn {_, path} -> to_charlist(path) end)
# Fallback cannot contain a pack.json file
files = if pinfo[:fallback], do: files, else: ['pack.json'] ++ files
{:ok, _} = :zip.unzip(emoji_archive, cwd: to_charlist(pack_dir), file_list: files)
@ -226,7 +227,7 @@ def download_from(conn, %{"instance_address" => address, "pack_name" => name} =
def create(conn, %{"name" => name}) do
pack_dir = Path.join(@emoji_dir_path, name)
unless File.exists?(pack_dir) do
if not File.exists?(pack_dir) do
File.mkdir_p!(pack_dir)
pack_file_p = Path.join(pack_dir, "pack.json")
@ -265,8 +266,7 @@ def delete(conn, %{"name" => name}) do
`new_data` is the new metadata for the pack, that will replace the old metadata.
"""
def update_metadata(conn, %{"pack_name" => name, "new_data" => new_data}) do
pack_dir = Path.join(@emoji_dir_path, name)
pack_file_p = Path.join(pack_dir, "pack.json")
pack_file_p = Path.join([@emoji_dir_path, name, "pack.json"])
full_pack = Jason.decode!(File.read!(pack_file_p))
@ -275,47 +275,42 @@ def update_metadata(conn, %{"pack_name" => name, "new_data" => new_data}) do
not is_nil(new_data["fallback-src"]) and
new_data["fallback-src"] != full_pack["pack"]["fallback-src"]
new_data =
if should_update_fb_sha do
pack_arch = Tesla.get!(new_data["fallback-src"]).body
with {_, true} <- {:should_update?, should_update_fb_sha},
%{body: pack_arch} <- Tesla.get!(new_data["fallback-src"]),
{:ok, flist} <- :zip.unzip(pack_arch, [:memory]),
{_, true} <- {:has_all_files?, has_all_files?(full_pack, flist)} do
fallback_sha = :crypto.hash(:sha256, pack_arch) |> Base.encode16()
{:ok, flist} = :zip.unzip(pack_arch, [:memory])
new_data = Map.put(new_data, "fallback-src-sha256", fallback_sha)
update_metadata_and_send(conn, full_pack, new_data, pack_file_p)
else
{:should_update?, _} ->
update_metadata_and_send(conn, full_pack, new_data, pack_file_p)
# Check if all files from the pack.json are in the archive
has_all_files =
Enum.all?(full_pack["files"], fn {_, from_manifest} ->
Enum.find(flist, fn {from_archive, _} ->
to_string(from_archive) == from_manifest
end)
end)
unless has_all_files do
{:error,
conn
|> put_status(:bad_request)
|> text("The fallback archive does not have all files specified in pack.json")}
else
fallback_sha = :crypto.hash(:sha256, pack_arch) |> Base.encode16()
{:ok, new_data |> Map.put("fallback-src-sha256", fallback_sha)}
end
else
{:ok, new_data}
end
case new_data do
{:ok, new_data} ->
full_pack = Map.put(full_pack, "pack", new_data)
File.write!(pack_file_p, Jason.encode!(full_pack, pretty: true))
# Send new data back with fallback sha filled
conn |> json(new_data)
{:error, e} ->
e
{:has_all_files?, _} ->
conn
|> put_status(:bad_request)
|> text("The fallback archive does not have all files specified in pack.json")
end
end
# Check if all files from the pack.json are in the archive
defp has_all_files?(%{"files" => files}, flist) do
Enum.all?(files, fn {_, from_manifest} ->
Enum.find(flist, fn {from_archive, _} ->
to_string(from_archive) == from_manifest
end)
end)
end
defp update_metadata_and_send(conn, full_pack, new_data, pack_file_p) do
full_pack = Map.put(full_pack, "pack", new_data)
File.write!(pack_file_p, Jason.encode!(full_pack, pretty: true))
# Send new data back with fallback sha filled
json(conn, new_data)
end
@doc """
Updates a file in a pack.
@ -492,69 +487,63 @@ def update_file(
assumed to be emojis and stored in the new `pack.json` file.
"""
def import_from_fs(conn, _params) do
case File.ls(@emoji_dir_path) do
with {:ok, results} <- File.ls(@emoji_dir_path) do
imported_pack_names =
results
|> Enum.filter(fn file ->
dir_path = Path.join(@emoji_dir_path, file)
# Find the directories that do NOT have pack.json
File.dir?(dir_path) and not File.exists?(Path.join(dir_path, "pack.json"))
end)
|> Enum.map(&write_pack_json_contents/1)
json(conn, imported_pack_names)
else
{:error, _} ->
conn
|> put_status(:internal_server_error)
|> text("Error accessing emoji pack directory")
end
end
{:ok, results} ->
imported_pack_names =
results
|> Enum.filter(fn file ->
dir_path = Path.join(@emoji_dir_path, file)
# Find the directories that do NOT have pack.json
File.dir?(dir_path) and not File.exists?(Path.join(dir_path, "pack.json"))
end)
|> Enum.map(fn dir ->
dir_path = Path.join(@emoji_dir_path, dir)
emoji_txt_path = Path.join(dir_path, "emoji.txt")
defp write_pack_json_contents(dir) do
dir_path = Path.join(@emoji_dir_path, dir)
emoji_txt_path = Path.join(dir_path, "emoji.txt")
files_for_pack =
if File.exists?(emoji_txt_path) do
# There's an emoji.txt file, it's likely from a pack installed by the pack manager.
# Make a pack.json file from the contents of that emoji.txt fileh
files_for_pack = files_for_pack(emoji_txt_path, dir_path)
pack_json_contents = Jason.encode!(%{pack: %{}, files: files_for_pack})
# FIXME: Copy-pasted from Pleroma.Emoji/load_from_file_stream/2
File.write!(Path.join(dir_path, "pack.json"), pack_json_contents)
# Create a map of shortcodes to filenames from emoji.txt
dir
end
File.read!(emoji_txt_path)
|> String.split("\n")
|> Enum.map(&String.trim/1)
|> Enum.map(fn line ->
case String.split(line, ~r/,\s*/) do
# This matches both strings with and without tags
# and we don't care about tags here
[name, file | _] ->
{name, file}
defp files_for_pack(emoji_txt_path, dir_path) do
if File.exists?(emoji_txt_path) do
# There's an emoji.txt file, it's likely from a pack installed by the pack manager.
# Make a pack.json file from the contents of that emoji.txt fileh
_ ->
nil
end
end)
|> Enum.filter(fn x -> not is_nil(x) end)
|> Enum.into(%{})
else
# If there's no emoji.txt, assume all files
# that are of certain extensions from the config are emojis and import them all
Pleroma.Emoji.make_shortcode_to_file_map(
dir_path,
Pleroma.Config.get!([:emoji, :pack_extensions])
)
end
# FIXME: Copy-pasted from Pleroma.Emoji/load_from_file_stream/2
pack_json_contents = Jason.encode!(%{pack: %{}, files: files_for_pack})
File.write!(
Path.join(dir_path, "pack.json"),
pack_json_contents
)
dir
end)
conn |> json(imported_pack_names)
# Create a map of shortcodes to filenames from emoji.txt
File.read!(emoji_txt_path)
|> String.split("\n")
|> Enum.map(&String.trim/1)
|> Enum.map(fn line ->
case String.split(line, ~r/,\s*/) do
# This matches both strings with and without tags
# and we don't care about tags here
[name, file | _] -> {name, file}
_ -> nil
end
end)
|> Enum.filter(fn x -> not is_nil(x) end)
|> Enum.into(%{})
else
# If there's no emoji.txt, assume all files
# that are of certain extensions from the config are emojis and import them all
pack_extensions = Pleroma.Config.get!([:emoji, :pack_extensions])
Pleroma.Emoji.make_shortcode_to_file_map(dir_path, pack_extensions)
end
end
end