AnonymizeFilename: allow for a pre-defined text instead of random string

Improve docs
This commit is contained in:
href 2018-12-07 14:07:11 +01:00
parent 8764f64690
commit 3b27f61ffa
No known key found for this signature in database
GPG Key ID: EE8296C1A152C325
2 changed files with 27 additions and 3 deletions

View File

@ -19,6 +19,17 @@ Note: `strip_exif` has been replaced by `Pleroma.Upload.Filter.Mogrify`.
* `args`: List of actions for the `mogrify` command like `"strip"` or `["strip", {"impode", "1"}]`. * `args`: List of actions for the `mogrify` command like `"strip"` or `["strip", {"impode", "1"}]`.
## Pleroma.Upload.Filter.Dedupe
No specific configuration.
## Pleroma.Upload.Filter.AnonymizeFilename
This filter remplaces the filename (not the path) of an upload. For complete obfuscation, add
`Pleroma.Upload.Filter.Dedupe` before AnonymizeFilename.
* `text`: Text to remplace filenames in links. If empty, `{random}.extension` will be used.
## :uri_schemes ## :uri_schemes
* `valid_schemes`: List of the scheme part that is considered valid to be an URL * `valid_schemes`: List of the scheme part that is considered valid to be an URL

View File

@ -1,10 +1,23 @@
defmodule Pleroma.Upload.Filter.AnonymizeFilename do defmodule Pleroma.Upload.Filter.AnonymizeFilename do
@moduledoc "Replaces the original filename with a randomly generated string." @moduledoc """
Replaces the original filename with a pre-defined text or randomly generated string.
Should be used after `Pleroma.Upload.Filter.Dedupe`.
"""
@behaviour Pleroma.Upload.Filter @behaviour Pleroma.Upload.Filter
def filter(upload) do def filter(upload) do
extension = List.last(String.split(upload.name, ".")) extension = List.last(String.split(upload.name, "."))
string = Base.url_encode64(:crypto.strong_rand_bytes(10), padding: false) name = Pleroma.Config.get([__MODULE__, :text], random(extension))
{:ok, %Pleroma.Upload{upload | name: string <> "." <> extension}} {:ok, %Pleroma.Upload{upload | name: name}}
end
defp random(extension) do
string =
10
|> :crypto.strong_rand_bytes()
|> Base.url_encode64(padding: false)
string <> "." <> extension
end end
end end