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55 lines
1.7 KiB
Elixir
55 lines
1.7 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-onl
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defmodule Mix.Tasks.Mobilizon.Ecto do
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@moduledoc """
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Provides tools for Ecto-related tasks (such as migrations)
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"""
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@doc """
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Ensures the given repository's migrations path exists on the file system.
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"""
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@spec ensure_migrations_path(Ecto.Repo.t(), Keyword.t()) :: String.t() | no_return
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def ensure_migrations_path(repo, opts) do
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path = opts[:migrations_path] || Path.join(source_repo_priv(repo), "migrations")
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path =
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case Path.type(path) do
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:relative ->
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Path.join(Application.app_dir(:mobilizon), path)
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:absolute ->
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path
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end
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if not File.dir?(path) do
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raise_missing_migrations(Path.relative_to_cwd(path), repo)
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end
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path
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end
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@doc """
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Returns the private repository path relative to the source.
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"""
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def source_repo_priv(repo) do
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config = repo.config()
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priv = config[:priv] || "priv/#{repo |> Module.split() |> List.last() |> Macro.underscore()}"
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Path.join(Application.app_dir(:mobilizon), priv)
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end
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@spec raise_missing_migrations(String.t(), Ecto.Repo.t()) :: no_return
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defp raise_missing_migrations(path, repo) do
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raise("""
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Could not find migrations directory #{inspect(path)}
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for repo #{inspect(repo)}.
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This may be because you are in a new project and the
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migration directory has not been created yet. Creating an
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empty directory at the path above will fix this error.
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If you expected existing migrations to be found, please
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make sure your repository has been properly configured
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and the configured path exists.
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""")
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end
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end
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