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70 lines
2.0 KiB
Elixir
70 lines
2.0 KiB
Elixir
defmodule Ejabberd.Config.EjabberdModule do
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@moduledoc """
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Module representing a module block in the configuration file.
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It offers functions for validation and for starting the modules.
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Warning: The name is EjabberdModule to not collide with
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the already existing Elixir.Module.
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"""
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alias Ejabberd.Config.EjabberdModule
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alias Ejabberd.Config.Validation
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alias Ejabberd.Config.Attr
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@type t :: %{module: atom, attrs: [Attr.attr]}
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defstruct [:module, :attrs]
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@doc """
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Given a list of modules / single module
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it runs different validators on them.
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For each module, returns a {:ok, mod} or {:error, mod, errors}
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"""
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def validate(modules) do
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Validation.validate(modules)
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end
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@doc """
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Given a list of modules, it takes only the ones with
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a git attribute and tries to fetch the repo,
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then, it install them through :ext_mod.install/1
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"""
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def fetch_git_repos(modules) do
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modules
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|> Enum.filter(&is_git_module?/1)
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|> Enum.each(&fetch_and_install_git_module/1)
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end
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# Private API
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defp is_git_module?(%EjabberdModule{attrs: attrs}) do
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case Keyword.get(attrs, :git) do
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"" -> false
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repo -> String.match?(repo, ~r/((git|ssh|http(s)?)|(git@[\w\.]+))(:(\/\/)?)([\w\.@\:\/\-~]+)(\.git)(\/)?/)
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end
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end
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defp fetch_and_install_git_module(%EjabberdModule{attrs: attrs}) do
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repo = Keyword.get(attrs, :git)
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mod_name = case Keyword.get(attrs, :name) do
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"" -> infer_mod_name_from_git_url(repo)
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name -> name
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end
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path = "#{:ext_mod.modules_dir()}/sources/ejabberd-contrib\/#{mod_name}"
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fetch_and_store_repo_source_if_not_exists(path, repo)
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:ext_mod.install(mod_name) # Have to check if overwrites an already present mod
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end
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defp fetch_and_store_repo_source_if_not_exists(path, repo) do
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unless File.exists?(path) do
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IO.puts "[info] Fetching: #{repo}"
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:os.cmd(~c"git clone #{repo} #{path}")
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end
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end
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defp infer_mod_name_from_git_url(repo),
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do: String.split(repo, "/") |> List.last |> String.replace(".git", "")
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end
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