Packages

pow

0.1.0-alpha.5
1.0.39 1.0.38 1.0.37 1.0.36 1.0.35 1.0.34 1.0.33 1.0.32 1.0.31 1.0.30 1.0.29 1.0.28 1.0.27 1.0.26 1.0.25 1.0.24 1.0.23 1.0.22 1.0.21 1.0.20 1.0.19 1.0.18 1.0.17 1.0.16 1.0.15 1.0.14 1.0.13 1.0.12 1.0.11 1.0.10 1.0.9 1.0.8 1.0.7 1.0.6 1.0.5 1.0.4 1.0.3 1.0.2 1.0.1 1.0.0 1.0.0-rc.4 1.0.0-rc.3 1.0.0-rc.2 1.0.0-rc.1 1.0.0-rc.0 0.1.0-rc.1 0.1.0-alpha.8 0.1.0-alpha.7 retired 0.1.0-alpha.6 0.1.0-alpha.5 0.1.0-alpha.4 0.1.0-alpha.3 0.1.0-alpha.2 0.1.0-alpha.1 0.1.0-alpha

Robust user authentication solution

Security advisory: This version has known vulnerabilities. View advisories
HexDocs

Current section

Files

Jump to
Readme
55 Versions
3 Dependencies
Dependants
2 Advisories
Files
Activity
pow lib pow extension ecto schema migration.ex
Raw

lib/pow/extension/ecto/schema/migration.ex 

defmodule Pow.Extension.Ecto.Schema.Migration do

  @moduledoc """

  Generates schema migration content for extensions.

  """

  alias Pow.{Config,

                Ecto.Schema.Migration,

                Extension.Ecto.Schema}



  @template """

    defmodule <%= inspect schema.repo %>.Migrations.<%= schema.migration_name %> do

      use Ecto.Migration



      def change do

        alter table(:<%= schema.table %>) do

    <%= for {k, v} <- schema.attrs do %>      add <%= inspect k %>, <%= inspect v %><%= schema.migration_defaults[k] %>

    <% end %><%= for {_, i, _, s} <- schema.assocs do %>      add <%= if(String.ends_with?(inspect(i), "_id"), do: inspect(i), else: inspect(i) <> "_id") %>, references(<%= inspect(s) %>, on_delete: :nothing<%= if schema.binary_id do %>, type: :binary_id<% end %>)

    <% end %>

        end

    <%= for index <- schema.indexes do %>

        <%= index %><% end %>

      end

    end

    """



  @doc """

  Generates migration file content.

  """

  @spec gen(atom(), atom(), Config.t()) :: binary()

  def gen(extension, context_base, config \\ []) do

    context_base

    |> parse_options(extension, config)

    |> migration_file(extension)

  end



  @doc """

  Generates a migration module name.

  """

  @spec name(atom(), binary()) :: binary()

  def name(extension, table) do

    "Add#{normalize_extension_name(extension)}To#{Macro.camelize(table)}"

  end



  defp parse_options(context_base, extension, config) do

    repo           = Config.get(config, :repo, Module.concat([context_base, "Repo"]))

    table          = Config.get(config, :table, "users")

    config         = Config.put(config, :extensions, [extension])

    attrs          = Schema.attrs(config)

    indexes        = Schema.indexes(config)

    migration_name = name(extension, table)



    Migration.schema(context_base, repo, table, migration_name, attrs, indexes, config)

  end



  defp migration_file(schema, extension) do

    EEx.eval_string(unquote(@template), schema: schema, extension: normalize_extension_name(extension))

  end



  defp normalize_extension_name(extension) do

    extension

    |> Module.split()

    |> List.last()

  end

end