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Cleanup Pleroma.Emoji.Pack

This commit is contained in:
Egor Kislitsyn 2020-05-18 19:43:23 +04:00
parent 6e4de715b3
commit 8bde8dfec2
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GPG Key ID: 1B49CB15B71E7805
3 changed files with 406 additions and 376 deletions
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734
lib/pleroma/emoji/pack.ex
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@ -16,162 +16,78 @@ defmodule Pleroma.Emoji.Pack do
alias Pleroma.Emoji
@spec emoji_path() :: Path.t()
def emoji_path do
static = Pleroma.Config.get!([:instance, :static_dir])
Path.join(static, "emoji")
end
@spec create(String.t()) :: :ok | {:error, File.posix()} | {:error, :empty_values}
def create(name) when byte_size(name) > 0 do
dir = Path.join(emoji_path(), name)
with :ok <- File.mkdir(dir) do
%__MODULE__{
pack_file: Path.join(dir, "pack.json")
}
def create(name) do
with :ok <- validate_not_empty([name]),
dir <- Path.join(emoji_path(), name),
:ok <- File.mkdir(dir) do
%__MODULE__{pack_file: Path.join(dir, "pack.json")}
|> save_pack()
end
end
def create(_), do: {:error, :empty_values}
@spec show(String.t()) :: {:ok, t()} | {:loaded, nil} | {:error, :empty_values}
def show(name) when byte_size(name) > 0 do
with {_, %__MODULE__{} = pack} <- {:loaded, load_pack(name)},
{_, pack} <- validate_pack(pack) do
{:ok, pack}
@spec show(String.t()) :: {:ok, t()} | {:error, atom()}
def show(name) do
with :ok <- validate_not_empty([name]),
{:ok, pack} <- load_pack(name) do
{:ok, validate_pack(pack)}
end
end
def show(_), do: {:error, :empty_values}
@spec delete(String.t()) ::
{:ok, [binary()]} | {:error, File.posix(), binary()} | {:error, :empty_values}
def delete(name) when byte_size(name) > 0 do
emoji_path()
|> Path.join(name)
|> File.rm_rf()
end
def delete(_), do: {:error, :empty_values}
@spec add_file(String.t(), String.t(), Path.t(), Plug.Upload.t() | String.t()) ::
{:ok, t()} | {:error, File.posix()} | {:error, :empty_values}
def add_file(name, shortcode, filename, file)
when byte_size(name) > 0 and byte_size(shortcode) > 0 and byte_size(filename) > 0 do
with {_, nil} <- {:exists, Emoji.get(shortcode)},
{_, %__MODULE__{} = pack} <- {:loaded, load_pack(name)} do
file_path = Path.join(pack.path, filename)
create_subdirs(file_path)
case file do
%Plug.Upload{path: upload_path} ->
# Copy the uploaded file from the temporary directory
File.copy!(upload_path, file_path)
url when is_binary(url) ->
# Download and write the file
file_contents = Tesla.get!(url).body
File.write!(file_path, file_contents)
end
files = Map.put(pack.files, shortcode, filename)
updated_pack = %{pack | files: files}
case save_pack(updated_pack) do
:ok ->
Emoji.reload()
{:ok, updated_pack}
e ->
e
end
def delete(name) do
with :ok <- validate_not_empty([name]) do
emoji_path()
|> Path.join(name)
|> File.rm_rf()
end
end
def add_file(_, _, _, _), do: {:error, :empty_values}
defp create_subdirs(file_path) do
if String.contains?(file_path, "/") do
file_path
|> Path.dirname()
|> File.mkdir_p!()
@spec add_file(String.t(), String.t(), Path.t(), Plug.Upload.t() | String.t()) ::
{:ok, t()} | {:error, File.posix() | atom()}
def add_file(name, shortcode, filename, file) do
with :ok <- validate_not_empty([name, shortcode, filename]),
:ok <- validate_emoji_not_exists(shortcode),
{:ok, pack} <- load_pack(name),
:ok <- save_file(file, pack, filename),
{:ok, updated_pack} <- pack |> put_emoji(shortcode, filename) |> save_pack() do
Emoji.reload()
{:ok, updated_pack}
end
end
@spec delete_file(String.t(), String.t()) ::
{:ok, t()} | {:error, File.posix()} | {:error, :empty_values}
def delete_file(name, shortcode) when byte_size(name) > 0 and byte_size(shortcode) > 0 do
with {_, %__MODULE__{} = pack} <- {:loaded, load_pack(name)},
{_, {filename, files}} when not is_nil(filename) <-
{:exists, Map.pop(pack.files, shortcode)},
emoji <- Path.join(pack.path, filename),
{_, true} <- {:exists, File.exists?(emoji)} do
emoji_dir = Path.dirname(emoji)
File.rm!(emoji)
if String.contains?(filename, "/") and File.ls!(emoji_dir) == [] do
File.rmdir!(emoji_dir)
end
updated_pack = %{pack | files: files}
case save_pack(updated_pack) do
:ok ->
Emoji.reload()
{:ok, updated_pack}
e ->
e
end
{:ok, t()} | {:error, File.posix() | atom()}
def delete_file(name, shortcode) do
with :ok <- validate_not_empty([name, shortcode]),
{:ok, pack} <- load_pack(name),
:ok <- remove_file(pack, shortcode),
{:ok, updated_pack} <- pack |> delete_emoji(shortcode) |> save_pack() do
Emoji.reload()
{:ok, updated_pack}
end
end
def delete_file(_, _), do: {:error, :empty_values}
@spec update_file(String.t(), String.t(), String.t(), String.t(), boolean()) ::
{:ok, t()} | {:error, File.posix()} | {:error, :empty_values}
def update_file(name, shortcode, new_shortcode, new_filename, force)
when byte_size(name) > 0 and byte_size(shortcode) > 0 and byte_size(new_shortcode) > 0 and
byte_size(new_filename) > 0 do
with {_, %__MODULE__{} = pack} <- {:loaded, load_pack(name)},
{_, {filename, files}} when not is_nil(filename) <-
{:exists, Map.pop(pack.files, shortcode)},
{_, true} <- {:not_used, force or is_nil(Emoji.get(new_shortcode))} do
old_path = Path.join(pack.path, filename)
old_dir = Path.dirname(old_path)
new_path = Path.join(pack.path, new_filename)
create_subdirs(new_path)
:ok = File.rename(old_path, new_path)
if String.contains?(filename, "/") and File.ls!(old_dir) == [] do
File.rmdir!(old_dir)
end
files = Map.put(files, new_shortcode, new_filename)
updated_pack = %{pack | files: files}
case save_pack(updated_pack) do
:ok ->
Emoji.reload()
{:ok, updated_pack}
e ->
e
end
{:ok, t()} | {:error, File.posix() | atom()}
def update_file(name, shortcode, new_shortcode, new_filename, force) do
with :ok <- validate_not_empty([name, shortcode, new_shortcode, new_filename]),
{:ok, pack} <- load_pack(name),
{:ok, filename} <- get_filename(pack, shortcode),
:ok <- validate_emoji_not_exists(new_shortcode, force),
:ok <- rename_file(pack, filename, new_filename),
{:ok, updated_pack} <-
pack
|> delete_emoji(shortcode)
|> put_emoji(new_shortcode, new_filename)
|> save_pack() do
Emoji.reload()
{:ok, updated_pack}
end
end
def update_file(_, _, _, _, _), do: {:error, :empty_values}
@spec import_from_filesystem() :: {:ok, [String.t()]} | {:error, atom()}
@spec import_from_filesystem() :: {:ok, [String.t()]} | {:error, File.posix() | atom()}
def import_from_filesystem do
emoji_path = emoji_path()
@ -184,7 +100,7 @@ def import_from_filesystem do
File.dir?(path) and File.exists?(Path.join(path, "pack.json"))
end)
|> Enum.map(&write_pack_contents/1)
|> Enum.filter(& &1)
|> Enum.reject(&is_nil/1)
{:ok, names}
else
@ -193,6 +109,117 @@ def import_from_filesystem do
end
end
@spec list_remote(String.t()) :: {:ok, map()} | {:error, atom()}
def list_remote(url) do
uri = url |> String.trim() |> URI.parse()
with :ok <- validate_shareable_packs_available(uri) do
uri
|> URI.merge("/api/pleroma/emoji/packs")
|> http_get()
end
end
@spec list_local() :: {:ok, map()}
def list_local do
with {:ok, results} <- list_packs_dir() do
packs =
results
|> Enum.map(fn name ->
case load_pack(name) do
{:ok, pack} -> pack
_ -> nil
end
end)
|> Enum.reject(&is_nil/1)
|> Map.new(fn pack -> {pack.name, validate_pack(pack)} end)
{:ok, packs}
end
end
@spec get_archive(String.t()) :: {:ok, binary()} | {:error, atom()}
def get_archive(name) do
with {:ok, pack} <- load_pack(name),
:ok <- validate_downloadable(pack) do
{:ok, fetch_archive(pack)}
end
end
@spec download(String.t(), String.t(), String.t()) :: :ok | {:error, atom()}
def download(name, url, as) do
uri = url |> String.trim() |> URI.parse()
with :ok <- validate_shareable_packs_available(uri),
{:ok, remote_pack} <- uri |> URI.merge("/api/pleroma/emoji/packs/#{name}") |> http_get(),
{:ok, %{sha: sha, url: url} = pack_info} <- fetch_pack_info(remote_pack, uri, name),
{:ok, archive} <- download_archive(url, sha),
pack <- copy_as(remote_pack, as || name),
{:ok, _} = unzip(archive, pack_info, remote_pack, pack) do
# Fallback can't contain a pack.json file, since that would cause the fallback-src-sha256
# in it to depend on itself
if pack_info[:fallback] do
save_pack(pack)
else
{:ok, pack}
end
end
end
@spec save_metadata(map(), t()) :: {:ok, t()} | {:error, File.posix()}
def save_metadata(metadata, %__MODULE__{} = pack) do
pack
|> Map.put(:pack, metadata)
|> save_pack()
end
@spec update_metadata(String.t(), map()) :: {:ok, t()} | {:error, File.posix()}
def update_metadata(name, data) do
with {:ok, pack} <- load_pack(name) do
if fallback_sha_changed?(pack, data) do
update_sha_and_save_metadata(pack, data)
else
save_metadata(data, pack)
end
end
end
@spec load_pack(String.t()) :: {:ok, t()} | {:error, :not_found}
def load_pack(name) do
pack_file = Path.join([emoji_path(), name, "pack.json"])
if File.exists?(pack_file) do
pack =
pack_file
|> File.read!()
|> from_json()
|> Map.put(:pack_file, pack_file)
|> Map.put(:path, Path.dirname(pack_file))
|> Map.put(:name, name)
{:ok, pack}
else
{:error, :not_found}
end
end
@spec emoji_path() :: Path.t()
defp emoji_path do
[:instance, :static_dir]
|> Pleroma.Config.get!()
|> Path.join("emoji")
end
defp validate_emoji_not_exists(shortcode, force \\ false)
defp validate_emoji_not_exists(_shortcode, true), do: :ok
defp validate_emoji_not_exists(shortcode, _) do
case Emoji.get(shortcode) do
nil -> :ok
_ -> {:error, :already_exists}
end
end
defp write_pack_contents(path) do
pack = %__MODULE__{
files: files_from_path(path),
@ -201,7 +228,7 @@ defp write_pack_contents(path) do
}
case save_pack(pack) do
:ok -> Path.basename(path)
{:ok, _pack} -> Path.basename(path)
_ -> nil
end
end
@ -216,7 +243,8 @@ defp files_from_path(path) do
# FIXME: Copy-pasted from Pleroma.Emoji/load_from_file_stream/2
# Create a map of shortcodes to filenames from emoji.txt
File.read!(txt_path)
txt_path
|> File.read!()
|> String.split("\n")
|> Enum.map(&String.trim/1)
|> Enum.map(fn line ->
@ -226,21 +254,18 @@ defp files_from_path(path) do
[name, file | _] ->
file_dir_name = Path.dirname(file)
file =
if String.ends_with?(path, file_dir_name) do
Path.basename(file)
else
file
end
{name, file}
if String.ends_with?(path, file_dir_name) do
{name, Path.basename(file)}
else
{name, file}
end
_ ->
nil
end
end)
|> Enum.filter(& &1)
|> Enum.into(%{})
|> Enum.reject(&is_nil/1)
|> Map.new()
else
# If there's no emoji.txt, assume all files
# that are of certain extensions from the config are emojis and import them all
@ -249,60 +274,20 @@ defp files_from_path(path) do
end
end
@spec list_remote(String.t()) :: {:ok, map()}
def list_remote(url) do
uri =
url
|> String.trim()
|> URI.parse()
with {_, true} <- {:shareable, shareable_packs_available?(uri)} do
packs =
uri
|> URI.merge("/api/pleroma/emoji/packs")
|> to_string()
|> Tesla.get!()
|> Map.get(:body)
|> Jason.decode!()
{:ok, packs}
end
end
@spec list_local() :: {:ok, map()}
def list_local do
emoji_path = emoji_path()
# Create the directory first if it does not exist. This is probably the first request made
# with the API so it should be sufficient
with {:create_dir, :ok} <- {:create_dir, File.mkdir_p(emoji_path)},
{:ls, {:ok, results}} <- {:ls, File.ls(emoji_path)} do
packs =
results
|> Enum.map(&load_pack/1)
|> Enum.filter(& &1)
|> Enum.map(&validate_pack/1)
|> Map.new()
{:ok, packs}
end
end
defp validate_pack(pack) do
if downloadable?(pack) do
archive = fetch_archive(pack)
archive_sha = :crypto.hash(:sha256, archive) |> Base.encode16()
info =
if downloadable?(pack) do
archive = fetch_archive(pack)
archive_sha = :crypto.hash(:sha256, archive) |> Base.encode16()
info =
pack.pack
|> Map.put("can-download", true)
|> Map.put("download-sha256", archive_sha)
else
Map.put(pack.pack, "can-download", false)
end
{pack.name, Map.put(pack, :pack, info)}
else
info = Map.put(pack.pack, "can-download", false)
{pack.name, Map.put(pack, :pack, info)}
end
Map.put(pack, :pack, info)
end
defp downloadable?(pack) do
@ -315,26 +300,6 @@ defp downloadable?(pack) do
end)
end
@spec get_archive(String.t()) :: {:ok, binary()}
def get_archive(name) do
with {_, %__MODULE__{} = pack} <- {:exists?, load_pack(name)},
{_, true} <- {:can_download?, downloadable?(pack)} do
{:ok, fetch_archive(pack)}
end
end
defp fetch_archive(pack) do
hash = :crypto.hash(:md5, File.read!(pack.pack_file))
case Cachex.get!(:emoji_packs_cache, pack.name) do
%{hash: ^hash, pack_data: archive} ->
archive
_ ->
create_archive_and_cache(pack, hash)
end
end
defp create_archive_and_cache(pack, hash) do
files = ['pack.json' | Enum.map(pack.files, fn {_, file} -> to_charlist(file) end)]
@ -356,152 +321,221 @@ defp create_archive_and_cache(pack, hash) do
result
end
@spec download(String.t(), String.t(), String.t()) :: :ok
def download(name, url, as) do
uri =
url
|> String.trim()
|> URI.parse()
with {_, true} <- {:shareable, shareable_packs_available?(uri)} do
remote_pack =
uri
|> URI.merge("/api/pleroma/emoji/packs/#{name}")
|> to_string()
|> Tesla.get!()
|> Map.get(:body)
|> Jason.decode!()
result =
case remote_pack["pack"] do
%{"share-files" => true, "can-download" => true, "download-sha256" => sha} ->
{:ok,
%{
sha: sha,
url: URI.merge(uri, "/api/pleroma/emoji/packs/#{name}/archive") |> to_string()
}}
%{"fallback-src" => src, "fallback-src-sha256" => sha} when is_binary(src) ->
{:ok,
%{
sha: sha,
url: src,
fallback: true
}}
_ ->
{:error,
"The pack was not set as shared and there is no fallback src to download from"}
end
with {:ok, %{sha: sha, url: url} = pinfo} <- result,
%{body: archive} <- Tesla.get!(url),
{_, true} <- {:checksum, Base.decode16!(sha) == :crypto.hash(:sha256, archive)} do
local_name = as || name
path = Path.join(emoji_path(), local_name)
pack = %__MODULE__{
name: local_name,
path: path,
files: remote_pack["files"],
pack_file: Path.join(path, "pack.json")
}
File.mkdir_p!(pack.path)
files = Enum.map(remote_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(archive, cwd: to_charlist(pack.path), file_list: files)
# Fallback can't contain a pack.json file, since that would cause the fallback-src-sha256
# in it to depend on itself
if pinfo[:fallback] do
save_pack(pack)
end
:ok
end
end
end
defp save_pack(pack), do: File.write(pack.pack_file, Jason.encode!(pack, pretty: true))
@spec save_metadata(map(), t()) :: {:ok, t()} | {:error, File.posix()}
def save_metadata(metadata, %__MODULE__{} = pack) do
pack = Map.put(pack, :pack, metadata)
with :ok <- save_pack(pack) do
defp save_pack(pack) do
with {:ok, json} <- Jason.encode(pack, pretty: true),
:ok <- File.write(pack.pack_file, json) do
{:ok, pack}
end
end
@spec update_metadata(String.t(), map()) :: {:ok, t()} | {:error, File.posix()}
def update_metadata(name, data) do
pack = load_pack(name)
fb_sha_changed? =
not is_nil(data[:"fallback-src"]) and data[:"fallback-src"] != pack.pack[:"fallback-src"]
with {_, true} <- {:update?, fb_sha_changed?},
{:ok, %{body: zip}} <- Tesla.get(data[:"fallback-src"]),
{:ok, f_list} <- :zip.unzip(zip, [:memory]),
{_, true} <- {:has_all_files?, has_all_files?(pack.files, f_list)} do
fallback_sha = :crypto.hash(:sha256, zip) |> Base.encode16()
data
|> Map.put("fallback-src-sha256", fallback_sha)
|> save_metadata(pack)
else
{:update?, _} -> save_metadata(data, pack)
e -> e
end
end
# Check if all files from the pack.json are in the archive
defp has_all_files?(files, f_list) do
Enum.all?(files, fn {_, from_manifest} ->
List.keyfind(f_list, to_charlist(from_manifest), 0)
end)
end
@spec load_pack(String.t()) :: t() | nil
def load_pack(name) do
pack_file = Path.join([emoji_path(), name, "pack.json"])
if File.exists?(pack_file) do
pack_file
|> File.read!()
|> from_json()
|> Map.put(:pack_file, pack_file)
|> Map.put(:path, Path.dirname(pack_file))
|> Map.put(:name, name)
end
end
defp from_json(json) do
map = Jason.decode!(json)
struct(__MODULE__, %{files: map["files"], pack: map["pack"]})
end
defp shareable_packs_available?(uri) do
uri
|> URI.merge("/.well-known/nodeinfo")
|> to_string()
|> Tesla.get!()
|> Map.get(:body)
|> Jason.decode!()
|> Map.get("links")
|> List.last()
|> Map.get("href")
# Get the actual nodeinfo address and fetch it
|> Tesla.get!()
|> Map.get(:body)
|> Jason.decode!()
|> get_in(["metadata", "features"])
|> Enum.member?("shareable_emoji_packs")
defp validate_shareable_packs_available(uri) do
with {:ok, %{"links" => links}} <- uri |> URI.merge("/.well-known/nodeinfo") |> http_get(),
# Get the actual nodeinfo address and fetch it
{:ok, %{"metadata" => %{"features" => features}}} <-
links |> List.last() |> Map.get("href") |> http_get() do
if Enum.member?(features, "shareable_emoji_packs") do
:ok
else
{:error, :not_shareable}
end
end
end
defp validate_not_empty(list) do
if Enum.all?(list, fn i -> is_binary(i) and i != "" end) do
:ok
else
{:error, :empty_values}
end
end
defp save_file(file, pack, filename) do
file_path = Path.join(pack.path, filename)
create_subdirs(file_path)
case file do
%Plug.Upload{path: upload_path} ->
# Copy the uploaded file from the temporary directory
with {:ok, _} <- File.copy(upload_path, file_path), do: :ok
url when is_binary(url) ->
# Download and write the file
file_contents = Tesla.get!(url).body
File.write(file_path, file_contents)
end
end
defp put_emoji(pack, shortcode, filename) do
files = Map.put(pack.files, shortcode, filename)
%{pack | files: files}
end
defp delete_emoji(pack, shortcode) do
files = Map.delete(pack.files, shortcode)
%{pack | files: files}
end
defp rename_file(pack, filename, new_filename) do
old_path = Path.join(pack.path, filename)
new_path = Path.join(pack.path, new_filename)
create_subdirs(new_path)
with :ok <- File.rename(old_path, new_path) do
remove_dir_if_empty(old_path, filename)
end
end
defp create_subdirs(file_path) do
if String.contains?(file_path, "/") do
file_path
|> Path.dirname()
|> File.mkdir_p!()
end
end
defp remove_file(pack, shortcode) do
with {:ok, filename} <- get_filename(pack, shortcode),
emoji <- Path.join(pack.path, filename),
:ok <- File.rm(emoji) do
remove_dir_if_empty(emoji, filename)
end
end
defp remove_dir_if_empty(emoji, filename) do
dir = Path.dirname(emoji)
if String.contains?(filename, "/") and File.ls!(dir) == [] do
File.rmdir!(dir)
else
:ok
end
end
defp get_filename(pack, shortcode) do
with %{^shortcode => filename} when is_binary(filename) <- pack.files,
true <- pack.path |> Path.join(filename) |> File.exists?() do
{:ok, filename}
else
_ -> {:error, :doesnt_exist}
end
end
defp http_get(%URI{} = url), do: url |> to_string() |> http_get()
defp http_get(url) do
with {:ok, %{body: body}} <- url |> Pleroma.HTTP.get() do
Jason.decode(body)
end
end
defp list_packs_dir do
emoji_path = emoji_path()
# Create the directory first if it does not exist. This is probably the first request made
# with the API so it should be sufficient
with {:create_dir, :ok} <- {:create_dir, File.mkdir_p(emoji_path)},
{:ls, {:ok, results}} <- {:ls, File.ls(emoji_path)} do
{:ok, results}
else
{:create_dir, {:error, e}} -> {:error, :create_dir, e}
{:ls, {:error, e}} -> {:error, :ls, e}
end
end
defp validate_downloadable(pack) do
if downloadable?(pack), do: :ok, else: {:error, :cant_download}
end
defp copy_as(remote_pack, local_name) do
path = Path.join(emoji_path(), local_name)
%__MODULE__{
name: local_name,
path: path,
files: remote_pack["files"],
pack_file: Path.join(path, "pack.json")
}
end
defp unzip(archive, pack_info, remote_pack, local_pack) do
with :ok <- File.mkdir_p!(local_pack.path) do
files = Enum.map(remote_pack["files"], fn {_, path} -> to_charlist(path) end)
# Fallback cannot contain a pack.json file
files = if pack_info[:fallback], do: files, else: ['pack.json' | files]
:zip.unzip(archive, cwd: to_charlist(local_pack.path), file_list: files)
end
end
defp fetch_pack_info(remote_pack, uri, name) do
case remote_pack["pack"] do
%{"share-files" => true, "can-download" => true, "download-sha256" => sha} ->
{:ok,
%{
sha: sha,
url: URI.merge(uri, "/api/pleroma/emoji/packs/#{name}/archive") |> to_string()
}}
%{"fallback-src" => src, "fallback-src-sha256" => sha} when is_binary(src) ->
{:ok,
%{
sha: sha,
url: src,
fallback: true
}}
_ ->
{:error, "The pack was not set as shared and there is no fallback src to download from"}
end
end
defp download_archive(url, sha) do
with {:ok, %{body: archive}} <- Tesla.get(url) do
if Base.decode16!(sha) == :crypto.hash(:sha256, archive) do
{:ok, archive}
else
{:error, :imvalid_checksum}
end
end
end
defp fetch_archive(pack) do
hash = :crypto.hash(:md5, File.read!(pack.pack_file))
case Cachex.get!(:emoji_packs_cache, pack.name) do
%{hash: ^hash, pack_data: archive} -> archive
_ -> create_archive_and_cache(pack, hash)
end
end
defp fallback_sha_changed?(pack, data) do
is_binary(data[:"fallback-src"]) and data[:"fallback-src"] != pack.pack["fallback-src"]
end
defp update_sha_and_save_metadata(pack, data) do
with {:ok, %{body: zip}} <- Tesla.get(data[:"fallback-src"]),
:ok <- validate_has_all_files(pack, zip) do
fallback_sha = :sha256 |> :crypto.hash(zip) |> Base.encode16()
data
|> Map.put("fallback-src-sha256", fallback_sha)
|> save_metadata(pack)
end
end
defp validate_has_all_files(pack, zip) do
with {:ok, f_list} <- :zip.unzip(zip, [:memory]) do
# Check if all files from the pack.json are in the archive
pack.files
|> Enum.all?(fn {_, from_manifest} ->
List.keyfind(f_list, to_charlist(from_manifest), 0)
end)
|> if(do: :ok, else: {:error, :incomplete})
end
end
end

36
lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex
View File

@ -30,7 +30,7 @@ def remote(conn, %{url: url}) do
with {:ok, packs} <- Pack.list_remote(url) do
json(conn, packs)
else
{:shareable, _} ->
{:error, :not_shareable} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "The requested instance does not support sharing emoji packs"})
@ -46,12 +46,12 @@ def index(conn, _params) do
with {:ok, packs} <- Pack.list_local() do
json(conn, packs)
else
{:create_dir, {:error, e}} ->
{:error, :create_dir, e} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "Failed to create the emoji pack directory at #{emoji_path}: #{e}"})
{:ls, {:error, e}} ->
{:error, :ls, e} ->
conn
|> put_status(:internal_server_error)
|> json(%{
@ -66,7 +66,7 @@ def show(conn, %{name: name}) do
with {:ok, pack} <- Pack.show(name) do
json(conn, pack)
else
{:loaded, _} ->
{:error, :not_found} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
@ -82,7 +82,7 @@ def archive(conn, %{name: name}) do
with {:ok, archive} <- Pack.get_archive(name) do
send_download(conn, {:binary, archive}, filename: "#{name}.zip")
else
{:can_download?, _} ->
{:error, :cant_download} ->
conn
|> put_status(:forbidden)
|> json(%{
@ -90,7 +90,7 @@ def archive(conn, %{name: name}) do
"Pack #{name} cannot be downloaded from this instance, either pack sharing was disabled for this pack or some files are missing"
})
{:exists?, _} ->
{:error, :not_found} ->
conn
|> put_status(:not_found)
|> json(%{error: "Pack #{name} does not exist"})
@ -98,15 +98,15 @@ def archive(conn, %{name: name}) do
end
def download(%{body_params: %{url: url, name: name} = params} = conn, _) do
with :ok <- Pack.download(name, url, params[:as]) do
with {:ok, _pack} <- Pack.download(name, url, params[:as]) do
json(conn, "ok")
else
{:shareable, _} ->
{:error, :not_shareable} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "The requested instance does not support sharing emoji packs"})
{:checksum, _} ->
{:error, :imvalid_checksum} ->
conn
|> put_status(:internal_server_error)
|> json(%{error: "SHA256 for the pack doesn't match the one sent by the server"})
@ -121,7 +121,7 @@ def download(%{body_params: %{url: url, name: name} = params} = conn, _) do
def create(conn, %{name: name}) do
name = String.trim(name)
with :ok <- Pack.create(name) do
with {:ok, _pack} <- Pack.create(name) do
json(conn, "ok")
else
{:error, :eexist} ->
@ -170,7 +170,7 @@ def update(%{body_params: %{metadata: metadata}} = conn, %{name: name}) do
with {:ok, pack} <- Pack.update_metadata(name, metadata) do
json(conn, pack.pack)
else
{:has_all_files?, _} ->
{:error, :incomplete} ->
conn
|> put_status(:bad_request)
|> json(%{error: "The fallback archive does not have all files specified in pack.json"})
@ -191,12 +191,12 @@ def add_file(%{body_params: params} = conn, %{name: name}) do
with {:ok, pack} <- Pack.add_file(name, shortcode, filename, params[:file]) do
json(conn, pack.files)
else
{:exists, _} ->
{:error, :already_exists} ->
conn
|> put_status(:conflict)
|> json(%{error: "An emoji with the \"#{shortcode}\" shortcode already exists"})
{:loaded, _} ->
{:error, :not_found} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})
@ -223,12 +223,12 @@ def update_file(%{body_params: %{shortcode: shortcode} = params} = conn, %{name:
with {:ok, pack} <- Pack.update_file(name, shortcode, new_shortcode, new_filename, force) do
json(conn, pack.files)
else
{:exists, _} ->
{:error, :doesnt_exist} ->
conn
|> put_status(:bad_request)
|> json(%{error: "Emoji \"#{shortcode}\" does not exist"})
{:not_used, _} ->
{:error, :already_exists} ->
conn
|> put_status(:conflict)
|> json(%{
@ -236,7 +236,7 @@ def update_file(%{body_params: %{shortcode: shortcode} = params} = conn, %{name:
"New shortcode \"#{new_shortcode}\" is already used. If you want to override emoji use 'force' option"
})
{:loaded, _} ->
{:error, :not_found} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})
@ -259,12 +259,12 @@ def delete_file(conn, %{name: name, shortcode: shortcode}) do
with {:ok, pack} <- Pack.delete_file(name, shortcode) do
json(conn, pack.files)
else
{:exists, _} ->
{:error, :doesnt_exist} ->
conn
|> put_status(:bad_request)
|> json(%{error: "Emoji \"#{shortcode}\" does not exist"})
{:loaded, _} ->
{:error, :not_found} ->
conn
|> put_status(:bad_request)
|> json(%{error: "pack \"#{name}\" is not found"})

12
test/web/pleroma_api/controllers/emoji_api_controller_test.exs
View File

@ -234,10 +234,8 @@ test "checksum fail", %{admin_conn: admin_conn} do
method: :get,
url: "https://example.com/api/pleroma/emoji/packs/pack_bad_sha"
} ->
%Tesla.Env{
status: 200,
body: Pleroma.Emoji.Pack.load_pack("pack_bad_sha") |> Jason.encode!()
}
{:ok, pack} = Pleroma.Emoji.Pack.load_pack("pack_bad_sha")
%Tesla.Env{status: 200, body: Jason.encode!(pack)}
%{
method: :get,
@ -273,10 +271,8 @@ test "other error", %{admin_conn: admin_conn} do
method: :get,
url: "https://example.com/api/pleroma/emoji/packs/test_pack"
} ->
%Tesla.Env{
status: 200,
body: Pleroma.Emoji.Pack.load_pack("test_pack") |> Jason.encode!()
}
{:ok, pack} = Pleroma.Emoji.Pack.load_pack("test_pack")
%Tesla.Env{status: 200, body: Jason.encode!(pack)}
end)
assert admin_conn