text: # -*-coding:Utf-8 -*
  
  # Copyright (c) 2010-2017 LE GOFF Vincent
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  """Fichier contenant le paramètre 'détacher' de la commande 'amarre'."""
  
  from primaires.interpreteur.masque.parametre import Parametre
  from secondaires.navigation.constantes import *
  
  class PrmDetacher(Parametre):
  
      """Commande 'amarre detacher'.
  
      """
  
      def __init__(self):
          """Constructeur du paramètre"""
          Parametre.__init__(self, "détacher", "untide")
          self.aide_courte = "détache les amarres"
          self.aide_longue = \
              "Cette commande permet de détacher les amarres retenant un " \
              "navire. Vous ne devez pas l'entrer sur le navire-même " \
              "mais dans la salle où l'amarre est fixée, sur le quai."
  
      def interpreter(self, personnage, dic_masques):
          """Interprétation du paramètre"""
          salle = personnage.salle
          if hasattr(salle, "navire"):
              personnage << "|err|Vous ne pouvez manipuler les amarres d'ici.|ff|"
              return
  
          # On va chercher le navire le plus proche
          etendue = salle.etendue
          if etendue is None or salle.coords.z != etendue.altitude or \
                  salle.nom_terrain not in TERRAINS_QUAI:
              personnage << "|err|Vous n'êtes pas sur un quai.|ff|"
              return
  
          navires = [n for n in importeur.navigation.navires.values() if \
                  n.etendue is etendue]
  
          d_salle = None
          for t_navire in navires:
              for t_salle in t_navire.salles.values():
                  if t_salle.amarre and t_salle.amarre.attachee is salle:
                      d_salle = t_salle
                      break
  
          if d_salle is None:
              personnage << "|err|Aucun navire n'est amarré ici.|ff|"
              return
  
          navire = d_salle.navire
          if navire.proprietaire and not navire.a_le_droit(personnage,
                  si_present=True):
              personnage << "|err|Vous ne pouvez désamarrer ce " \
                      "navire.|ff|"
              return
  
          d_salle.amarre.attachee = None
          d_salle.navire.immobilise = False
          personnage << "Vous détachez l'amarre retenant {}.".format(
                  d_salle.navire.nom)
          salle.envoyer("{{}} détache l'amarre retenant {}.".format(
                  d_salle.navire.nom), personnage)
  