41 lines
1.2 KiB
Elixir
41 lines
1.2 KiB
Elixir
defmodule Mobilizon.Web.ErrorHelpers do
|
|
@moduledoc """
|
|
Conveniences for translating and building error messages.
|
|
"""
|
|
|
|
use Phoenix.HTML
|
|
|
|
@doc """
|
|
Generates tag for inlined form input errors.
|
|
"""
|
|
def error_tag(form, field) do
|
|
Enum.map(Keyword.get_values(form.errors, field), fn error ->
|
|
content_tag(:span, translate_error(error), class: "help-block")
|
|
end)
|
|
end
|
|
|
|
@doc """
|
|
Translates an error message using gettext.
|
|
"""
|
|
def translate_error({msg, opts}) do
|
|
# Because error messages were defined within Ecto, we must
|
|
# call the Gettext module passing our Gettext backend. We
|
|
# also use the "errors" domain as translations are placed
|
|
# in the errors.po file.
|
|
# Ecto will pass the :count keyword if the error message is
|
|
# meant to be pluralized.
|
|
# On your own code and templates, depending on whether you
|
|
# need the message to be pluralized or not, this could be
|
|
# written simply as:
|
|
#
|
|
# dngettext "errors", "1 file", "%{count} files", count
|
|
# dgettext "errors", "is invalid"
|
|
#
|
|
if count = opts[:count] do
|
|
Gettext.dngettext(Mobilizon.Web.Gettext, "errors", msg, msg, count, opts)
|
|
else
|
|
Gettext.dgettext(Mobilizon.Web.Gettext, "errors", msg, opts)
|
|
end
|
|
end
|
|
end
|