72 lines
2 KiB
Elixir
72 lines
2 KiB
Elixir
defmodule MatrixServer.Account do
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use Ecto.Schema
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import MatrixServer
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import Ecto.{Changeset, Query}
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alias MatrixServer.{Repo, Account, Device}
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alias Ecto.Multi
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@max_mxid_length 255
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@localpart_regex ~r/^([a-z0-9\._=\/])+$/
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@primary_key {:localpart, :string, []}
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schema "accounts" do
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field :password_hash, :string, redact: true
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has_many :devices, Device, foreign_key: :localpart
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timestamps(updated_at: false)
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end
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def available?(localpart) when is_binary(localpart) do
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if Regex.match?(@localpart_regex, localpart) and
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String.length(localpart) <= localpart_length() do
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if Repo.one!(
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Account
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|> where([a], a.localpart == ^localpart)
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|> select([a], count(a))
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) == 0 do
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:ok
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else
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{:error, :user_in_use}
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end
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else
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{:error, :invalid_username}
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end
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end
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def register(params) do
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Multi.new()
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|> Multi.insert(:account, changeset(%Account{}, params))
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|> Multi.insert(:device, fn %{account: account} ->
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device_id = Device.generate_device_id(account.localpart)
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Ecto.build_assoc(account, :devices)
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|> Map.put(:device_id, device_id)
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|> Device.changeset(params)
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end)
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|> Multi.run(:device_with_access_token, &Device.insert_new_access_token/2)
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end
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def by_access_token(access_token) do
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Device
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|> where([d], d.access_token == ^access_token)
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|> join(:inner, [d], a in assoc(d, :account))
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|> select([d, a], {a, d})
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|> Repo.one()
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end
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def changeset(account, params \\ %{}) do
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account
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|> cast(params, [:localpart, :password_hash])
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|> validate_required([:localpart, :password_hash])
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|> validate_length(:password_hash, max: 60)
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|> validate_format(:localpart, @localpart_regex)
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|> validate_length(:localpart, max: localpart_length())
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|> unique_constraint(:localpart, name: :accounts_pkey)
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end
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defp localpart_length do
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# Subtract the "@" and ":" in the MXID.
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@max_mxid_length - 2 - String.length(server_name())
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end
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end
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