1 files changed, 76 insertions, 0 deletions
diff --git a/lib/irc/irc.ex b/lib/irc/irc.ex
new file mode 100644
index 0000000..e063244
--- /dev/null
+++ b/lib/irc/irc.ex
@@ -0,0 +1,76 @@
+defmodule IRC do
+
+  defmodule Message do
+    defstruct [:text,
+      {:transport, :irc},
+      :network,
+               :account,
+               :sender,
+               :channel,
+               :trigger,
+               :replyfun,
+               :at,
+               {:meta, %{}}
+              ]
+  end
+  defmodule Trigger do
+    defstruct [:type, :trigger, :args]
+  end
+
+  def send_message_as(account, network, channel, text, force_puppet \\ false) do
+    connection = IRC.Connection.get_network(network)
+    if connection && (force_puppet || IRC.PuppetConnection.whereis(account, connection)) do
+      IRC.PuppetConnection.start_and_send_message(account, connection, channel, text)
+    else
+      user = IRC.UserTrack.find_by_account(network, account)
+      nick = if(user, do: user.nick, else: account.name)
+      IRC.Connection.broadcast_message(network, channel, "<#{nick}> #{text}")
+    end
+  end
+
+  def register(key) do
+    case Registry.register(IRC.PubSub, key, []) do
+      {:ok, _} -> :ok
+      error -> error
+    end
+  end
+
+  def admin?(%Message{sender: sender}), do: admin?(sender)
+
+  def admin?(%{nick: nick, user: user, host: host}) do
+    for {n, u, h} <- Application.get_env(:lsg, :irc, [])[:admins]||[] do
+      admin_part_match?(n, nick) && admin_part_match?(u, user) && admin_part_match?(h, host)
+    end
+    |> Enum.any?
+  end
+
+  defp admin_part_match?(:_, _), do: true
+  defp admin_part_match?(a, a), do: true
+  defp admin_part_match?(_, _), do: false
+
+  @max_chars 440
+
+  def splitlong(string, max_chars \\ 440)
+
+  def splitlong(string, max_chars) when is_list(string) do
+    Enum.map(string, fn(s) -> splitlong(s, max_chars) end)
+    |> List.flatten()
+  end
+
+  def splitlong(string, max_chars) do
+    string
+    |> String.codepoints
+    |> Enum.chunk_every(max_chars)
+    |> Enum.map(&Enum.join/1)
+  end
+
+  def splitlong_with_prefix(string, prefix, max_chars \\ 440) do
+    prefix = "#{prefix} "
+    max_chars = max_chars - (length(String.codepoints(prefix)))
+    string
+    |> String.codepoints
+    |> Enum.chunk_every(max_chars)
+    |> Enum.map(fn(line) -> prefix <> Enum.join(line) end)
+  end
+
+end