MultiplayerServerWML

Multiplayer Server WML

This page describes the WML used to communicate with the multiplayer server (wesnothd).

The login procedure

• server request (optional)
  • [version]

• client response
  • [version]
    • version The client's version string.

• server request
  • [mustlogin]

• client response
  • [login]
    • username The username the client would like to have.

• server response
  • [join_lobby]

• server response
  • [gamelist]
    • [game] (repeated)
      • id A unique id of the game.
      • name The title of the game.
      • mp_scenario The id of the scenario.
      • mp_era The id of the used era.
      • mp_use_map_settings Does the game use the map settings specified in the scenario.
      • mp_fog Does the game use fog.
      • mp_shroud Does the game use shroud.
      • mp_village_gold The number of gold per village.
      • experience_modifier The experience setting.
      • mp_countdown Does the game use a timer.
      • mp_countdown_reservoir_time Upper limit of the possibly available time.
      • mp_countdown_init_time Initial time.
      • mp_countdown_action_bonus Time bonus per action.
      • mp_countdown_turn_bonus Time bonus per turn.
      • map_data The map data.
      • hash The hash value of the map_data.
      • observer Are observers allowed or not.
      • human_sides The number of sides played by humans.
      • slots The number of vacant/max slots.
      • turn The current turn/max turn.
  • [user] (repeated)
    • name The username of the player.
    • location The name of the game the player is in.
    • available "yes" if the player is in the lobby; "no" if in a game.

Many of the keys under [game] are described more indepth on the ScenarioWML page.

Updating the lobby state

• server message - basically a diff from two [gamelist]s; the keys listed are the ones that actually occure in practice
  • [gamelist_diff]
    • index The index of a user.
    • [insert_child] A new user logged on.
      • [user]
        • name The name of the user.
        • available "yes"
      • [delete_child] A user logged off.
    • [change_child]
      • [user]
        • [insert] A user joined/left a game.
          • available "yes" when the user left a game. "no" when the user joined a game
          • location The name of the game the user joined.
        • [delete]
          • location "x" when a game was left.
      • [gamelist]
        • index Index of the game in question.
        • [insert_child] A game started.
          • [game] All the usual keys of [game] possible, see above.
        • [delete_child] A game ended.
          • [game]
        • [change_child] Something changed in a game.
          • [game]
            • [insert]
              • slots The number of free slots in the form: free/max slots
              • turn The turn number in the form: current turn/max turns
            • [delete]
              • map "x" comes with every turn or slots change for games with shroud
              • mp_scenario "x" comes with turn and slots changes for games with no scenario id

• server message - players joining([observer_quit])/quitting([observer] a game
  • [observer] or [observer_quit]
    • name Username of the player/observer.

Game creation

To create a game the client sends:

• [create_game]
  • name The title of the game.
  • human_sides The number of sides played by humans.

followed by a message with the scenario options as under [game] (see above) plus the scenario data ([time], [era], [side], etc. see ScenarioWML)

• [join]
  • id The id of the game.
  • observe Join the game as an observer.

• [leave_game]

Error messages

• [error]
  • message The error message.

Lobby chat

• server message
  • [message]
    • sender The sender of the message.
    • message The message itself.
  • [whisper]
    • receiver The receiver of the whisper
    • sender The sender of the whisper.
    • message The message itself.

• client message
  • [message]
    • sender (optional) The sender of the message.
    • message The message itself.
  • [whisper]
    • receiver The receiver of the whisper
    • sender (optional) The sender of the whisper.
    • message The message itself.

Administrative commands

• [query]
  • type The type of query. See ServerAdministration for details.