player.c

Go to the documentation of this file.

/*
 * See Licensing and Copyright notice in naev.h
 */
#include <stdlib.h>
#include "physfs.h"
 
#include "naev.h"
#include "player.h"
 
#include "ai.h"
#include "board.h"
#include "camera.h"
#include "claim.h"
#include "comm.h"
#include "conf.h"
#include "dialogue.h"
#include "difficulty.h"
#include "economy.h"
#include "equipment.h"
#include "escort.h"
#include "event.h"
#include "font.h"
#include "gui.h"
#include "gui_omsg.h"
#include "hook.h"
#include "info.h"
#include "input.h"
#include "intro.h"
#include "land.h"
#include "land_outfits.h"
#include "load.h"
#include "log.h"
#include "map.h"
#include "map_overlay.h"
#include "menu.h"
#include "mission.h"
#include "music.h"
#include "ndata.h"
#include "news.h"
#include "nfile.h"
#include "nlua_misn.h"
#include "nlua_outfit.h"
#include "nlua_ship.h"
#include "nlua_var.h"
#include "nstring.h"
#include "ntime.h"
#include "nxml.h"
#include "opengl.h"
#include "pause.h"
#include "pilot.h"
#include "player_gui.h"
#include "player_fleet.h"
#include "player_inventory.h"
#include "rng.h"
#include "shiplog.h"
#include "sound.h"
#include "space.h"
#include "spfx.h"
#include "start.h"
#include "toolkit.h"
#include "unidiff.h"
 
/*
 * Player stuff
 */
Player_t player; 
static const Ship* player_ship = NULL; 
static credits_t player_creds = 0; 
static credits_t player_payback = 0; 
static int player_ran_updater = 0; 
static char *player_message_noland = NULL; 
/*
 * Licenses.
 */
static char **player_licenses = NULL; 
/*
 * Default radar resolution.
 */
#define RADAR_RES_DEFAULT  50. 
/*
 * player sounds.
 */
static int player_engine_group = -1; 
static int player_hyper_group = -1; 
static int player_gui_group   = -1; 
int snd_target                = -1; 
int snd_jump                  = -1; 
int snd_nav                   = -1; 
int snd_hail                  = -1; 
/* Hyperspace sounds. */
int snd_hypPowUp              = -1; 
int snd_hypEng                = -1; 
int snd_hypPowDown            = -1; 
int snd_hypPowUpJump          = -1; 
int snd_hypJump               = -1; 
static int player_lastEngineSound = -1; 
static int player_hailCounter = 0; 
static double player_hailTimer = 0.; 
/*
 * Player pilot stack (ships they have) and outfit (outfits they have) stacks (array.h)
 */
static PlayerShip_t* player_stack      = NULL;  
static PlayerOutfit_t *player_outfits  = NULL;  
/*
 * player global properties
 */
/* used in input.c */
double player_left         = 0.; 
double player_right        = 0.; 
double player_acc          = 0.; 
/* for death and such */
static double player_timer = 0.; 
/*
 * unique mission and event stack.
 */
static int* missions_done  = NULL; 
static int* events_done  = NULL; 
/*
 * prototypes
 */
/*
 * internal
 */
static void player_checkHail (void);
/* creation */
static void player_newSetup();
static int player_newMake (void);
static PlayerShip_t* player_newShipMake( const char* name );
/* sound */
static void player_initSound (void);
/* save/load */
static int player_saveEscorts( xmlTextWriterPtr writer );
static int player_saveShipSlot( xmlTextWriterPtr writer, const PilotOutfitSlot *slot, int i );
static int player_saveShip( xmlTextWriterPtr writer, PlayerShip_t *pship );
static int player_saveMetadata( xmlTextWriterPtr writer );
static Spob* player_parse( xmlNodePtr parent );
static int player_parseDoneMissions( xmlNodePtr parent );
static int player_parseDoneEvents( xmlNodePtr parent );
static int player_parseLicenses( xmlNodePtr parent );
static int player_parseInventory( xmlNodePtr parent );
static void player_parseShipSlot( xmlNodePtr node, Pilot *ship, PilotOutfitSlot *slot );
static int player_parseShip( xmlNodePtr parent, int is_player );
static int player_parseEscorts( xmlNodePtr parent );
static int player_parseMetadata( xmlNodePtr parent );
static void player_addOutfitToPilot( Pilot* pilot, const Outfit* outfit, PilotOutfitSlot *s );
static int player_runUpdaterScript( const char* type, const char* name, int q );
static const Outfit* player_tryGetOutfit( const char* name, int q );
static const Ship* player_tryGetShip( const char* name );
static void player_tryAddLicense( const char* name );
/* Render. */
static void player_renderStealthUnderlay( double dt );
static void player_renderStealthOverlay( double dt );
static void player_renderAimHelper( double dt );
/* Misc. */
static int player_filterSuitableSpob( Spob *p );
static void player_spobOutOfRangeMsg (void);
static int player_outfitCompare( const void *arg1, const void *arg2 );
static int player_thinkMouseFly( double dt );
static int preemption = 0; /* Hyperspace target/untarget preemption. */
 
/*
 * externed
 */
int player_save( xmlTextWriterPtr writer ); /* save.c */
Spob* player_load( xmlNodePtr parent ); /* save.c */
 
int player_init (void)
{
   if (player_stack==NULL)
      player_stack = array_create( PlayerShip_t );
   if (player_outfits==NULL)
      player_outfits = array_create( PlayerOutfit_t );
   player_initSound();
   memset( &player, 0, sizeof(PlayerShip_t) );
 
   player_autonavInit();
 
   return 0;
}
 
static void player_newSetup()
{
   double x, y;
 
   /* Setup sound */
   player_initSound();
 
   /* Clean up player stuff if we'll be recreating. */
   player_cleanup();
 
   /* Set up GUI. */
   player.radar_res = RADAR_RES_DEFAULT;
   gui_setDefaults();
 
   /* Sane time defaults. */
   player.last_played = time(NULL);
   player.date_created = player.last_played;
   player.time_since_save = player.last_played;
   player.chapter = strdup( start_chapter() );
 
   /* For pretty background. */
   pilots_cleanAll();
   space_init( start_system(), 1 );
   start_position( &x, &y );
 
   cam_setTargetPos( x, y, 0 );
   cam_setZoom( conf.zoom_far );
 
   /* Clear the init message for new game. */
   gui_clearMessages();
}
 
void player_new (void)
{
   int invalid = 1;
 
   /* Set up new player. */
   player_newSetup();
 
   /* Some meta-data. */
   player.date_created = time(NULL);
 
   do {
      const char *SAVEPATH = "_tmp";
      char buf[PATH_MAX];
 
      /* Get the name. */
      player.name = dialogue_input( _("Player Name"), 1, 60,
            _("Please write your name:") );
 
      /* Player cancelled dialogue. */
      if (player.name == NULL) {
         menu_main();
         return;
      }
 
      /* Try to see if we can save the game for a valid player name. */
      snprintf( buf, sizeof(buf), "%s/%s", SAVEPATH, player.name );
      if (PHYSFS_mkdir(buf)==0) /* In particular should be PHYSFS_ERR_BAD_FILENAME error. */
         dialogue_alert(_("'%s' is an invalid player name as it can not be saved to your filesystem! Please choose another."), player.name);
      else {
         int ret = PHYSFS_delete( buf );
         if (ret==0)
            WARN(_("Unable to delete temporary file '%s': %s"), buf, PHYSFS_getErrorByCode( PHYSFS_getLastErrorCode() ));
         else {
            ret = PHYSFS_delete( SAVEPATH );
            if (ret==0)
               WARN(_("Unable to delete temporary file '%s': %s"), SAVEPATH, PHYSFS_getErrorByCode( PHYSFS_getLastErrorCode() ));
         }
         invalid = 0;
      }
      PHYSFS_getLastErrorCode(); /* Clear error code. */
   } while (invalid);
 
   load_refresh();
   if (array_size( load_getList( player.name ) ) > 0) {
      int r = dialogue_YesNo(_("Overwrite"),
            _("You already have a pilot named %s. Their autosave and backup save will be overwritten. Do you wish to continue?"), player.name);
      if (r==0) { /* no */
         player_new();
         return;
      }
   }
 
   if (player_newMake())
      return;
 
   /* Display the intro. */
   intro_display( INTRO_PATH, "intro" );
 
   /* Play music. */
   music_choose( "ambient" );
 
   /* Set loaded version. */
   player.loaded_version = strdup( naev_version(0) );
 
   /* Add the mission if found. */
   if (start_mission() != NULL) {
      if (mission_start(start_mission(), NULL) < 0)
         WARN(_("Failed to run start mission '%s'."), start_mission());
   }
 
   /* Add the event if found. */
   if (start_event() != NULL) {
      if (event_start( start_event(), NULL ))
         WARN(_("Failed to run start event '%s'."), start_event());
   }
 
   /* Run the load event trigger. */
   events_trigger( EVENT_TRIGGER_LOAD );
 
   /* Load the GUI. */
   gui_load( gui_pick() );
}
 
static int player_newMake (void)
{
   const Ship *ship;
   const char *shipname, *acquired;
   double x,y;
   PlayerShip_t *ps;
 
   if (player_stack==NULL)
      player_stack = array_create( PlayerShip_t );
   if (player_outfits==NULL)
      player_outfits = array_create( PlayerOutfit_t );
 
   /* Time. */
   ntime_set( start_date() );
   /* Clear known economy info */
   economy_clearKnown();
   /* Welcome message - must be before space_init. */
   player_message( _("#gWelcome to %s!"), APPNAME );
   player_message( "#g v%s", naev_version(0) );
 
   /* Try to create the pilot, if fails reask for player name. */
   ship = ship_get( start_ship() );
   shipname = _(start_shipname());
   if (ship==NULL) {
      WARN(_("Ship not properly set by module."));
      return -1;
   }
   acquired = _(start_acquired());
   /* Setting a default name in the XML prevents naming prompt. */
   ps = player_newShip( ship, shipname, 0, acquired, (shipname==NULL) ? 0 : 1 );
   if (ps == NULL) {
      player_new();
      return -1;
   }
   assert( &player.ps == ps );
   start_position( &x, &y );
   vec2_cset( &player.p->solid.pos, x, y );
   vectnull( &player.p->solid.vel );
   player.p->solid.dir = RNGF() * 2.*M_PI;
   space_init( start_system(), 1 );
 
   /* Bind camera. */
   cam_setTargetPilot( player.p->id, 0 );
 
   /* Set player speed to default 1 */
   player.speed = 1.;
 
   /* Reset speed (to make sure time dilation stuff is accounted for). */
   player_autonavResetSpeed();
 
   /* Monies. */
   player.p->credits = start_credits();
 
   /* clear the map */
   map_clear();
 
   /* Start the economy. */
   economy_init();
 
   /* clear the shiplog*/
   shiplog_clear();
 
   /* Start the news */
   news_init();
 
   return 0;
}
 
PlayerShip_t* player_newShip( const Ship* ship, const char *def_name,
      int trade, const char *acquired, int noname )
{
   char *ship_name;
   PlayerShip_t *ps;
 
   /* temporary values while player doesn't exist */
   player_creds = (player.p != NULL) ? player.p->credits : 0;
   player_ship  = ship;
   if (!noname)
      ship_name = dialogue_input( _("Ship Name"), 1, 60,
            _("Please name your new ship:") );
   else
      ship_name = NULL;
 
   /* Dialogue cancelled. */
   if (ship_name == NULL) {
      int i, len;
 
      /* No default name, fail. */
      if (def_name == NULL)
         return NULL;
 
      /* Add default name. */
      i = 2;
      len = strlen(def_name)+10;
      ship_name = malloc( len );
      strcpy( ship_name, def_name );
      while (player_hasShip(ship_name)) {
         snprintf( ship_name, len, "%s %d", def_name, i );
         i++;
      }
   }
 
   /* Must not have same name. */
   if (player_hasShip(ship_name)) {
      dialogue_msg( _("Name collision"),
            _("Please do not give the ship the same name as another of your ships."));
      free( ship_name );
      return NULL;
   }
   if (trade && player.p == NULL)
      ERR(_("Player ship isn't valid… This shouldn't happen!"));
 
   ps = player_newShipMake( ship_name );
   ps->autoweap  = 1;
   ps->favourite = 0;
   ps->p->shipvar= array_create( lvar );
   ps->acquired  = (acquired!=NULL) ? strdup( acquired ) : NULL;
   ps->acquired_date = ntime_get();
 
   /* Player is trading ship in. */
   if (trade) {
      const char *old_name = player.p->name;
      player_swapShip( ship_name, 1 ); /* Move to the new ship. */
      player_rmShip( old_name );
   }
 
   free(ship_name);
   pfleet_update();
 
   /* Update ship list if landed. */
   if (landed) {
      int w = land_getWid( LAND_WINDOW_EQUIPMENT );
      equipment_regenLists( w, 0, 1 );
   }
 
   return ps;
}
 
static PlayerShip_t *player_newShipMake( const char *name )
{
   PilotFlags flags;
   PlayerShip_t *ps;
 
   /* store the current ship if it exists */
   pilot_clearFlagsRaw( flags );
   pilot_setFlagRaw( flags, PILOT_PLAYER );
   pilot_setFlagRaw( flags, PILOT_NO_EQUIP ); /* We want to give default outfits though. */
 
   /* in case we're respawning */
   player_rmFlag( PLAYER_CREATING );
 
   /* Grow memory. */
   ps = (player.p == NULL) ? &player.ps : &array_grow( &player_stack );
   memset( ps, 0, sizeof(PlayerShip_t) );
   pilot_setFlagRaw( flags, PILOT_PLAYER_FLEET );
   /* Create the ship. */
   ps->p = pilot_createEmpty( player_ship, name, faction_get("Player"), flags );
   if (player.p == NULL) {
      pilot_reset( ps->p );
      pilot_setPlayer( ps->p );
   }
   /* Initialize parent weapon sets. */
   ws_copy( ps->weapon_sets, ps->p->weapon_sets );
 
   if (player.p == NULL)
      ERR(_("Something seriously wonky went on, newly created player does not exist, bailing!"));
 
   /* money. */
   player.p->credits = player_creds;
   player_creds = 0;
   player_payback = 0;
 
   return ps;
}
 
void player_swapShip( const char *shipname, int move_cargo )
{
   HookParam hparam[5];
   Pilot *ship;
   vec2 v;
   double dir;
   int removed, hyptarget;
   PlayerShip_t *ps = NULL;
   PlayerShip_t ptemp;
 
   /* Try to find the ship. */
   for (int i=0; i<array_size(player_stack); i++) {
      if (strcmp(shipname,player_stack[i].p->name)==0) {
         ps = &player_stack[i];
         break;
      }
   }
   if (ps==NULL) {
      WARN( _("Unable to swap player.p with ship '%s': ship does not exist!"), shipname );
      return;
   }
 
   /* Save some variables to restore later. */
   hyptarget = player.p->nav_hyperspace;
 
   /* Run onremove hook for all old outfits. */
   for (int i=0; i<array_size(player.p->outfits); i++)
      pilot_outfitLRemove( player.p, player.p->outfits[i] );
 
   /* Get rid of deployed escorts and swap existing escorts. */
   escort_clearDeployed( player.p );
   escort_freeList( ps->p );
   ps->p->escorts = array_create( Escort_t );
   /* Just copying the array over has unforeseen consequences, so recreate. */
   for (int i=0; i<array_size(player.p->escorts); i++) {
      const Escort_t *e = &player.p->escorts[i];
      Escort_t ne = *e;
 
      /* Must not be new ship. */
      if (e->id == ps->p->id )
         continue;
 
      ne.ship = e->ship; /* Might be worth having an escort_copy function. */
      array_push_back( &ps->p->escorts, ne );
   }
   escort_freeList( player.p );
 
   /* Swap information over. */
   ptemp    = player.ps;
   player.ps= *ps;
   *ps      = ptemp;
   ship     = player.ps.p;
 
   /* Move credits over */
   ship->credits = player.p->credits;
 
   /* Copy target info */
   ship->target      = player.p->target;
   ship->nav_spob    = player.p->nav_spob;
   ship->nav_hyperspace = player.p->nav_hyperspace;
   ship->nav_anchor  = player.p->nav_anchor;
   ship->nav_asteroid= player.p->nav_asteroid;
 
   /* Store position. */
   v     = player.p->solid.pos;
   dir   = player.p->solid.dir;
 
   /* Copy over weapon sets. */
   ws_copy( player.ps.p->weapon_sets, player.ps.weapon_sets );
 
   /* If the pilot is deployed, we must redeploy. */
   removed = 0;
   if (ps->p->id > 0) {
      pilot_stackRemove( ps->p );
      removed = 1;
   }
   pilot_setPlayer( ship );
   player.ps.deployed = 0; /* Player themselves can't be deployed. */
   if (ps->deployed)
      pfleet_deploy( ps );
 
   /* Extra pass to calculate stats */
   pilot_calcStats( player.p );
   pilot_calcStats( ps->p );
 
   /* Run onadd hook for all new outfits. */
   for (int j=0; j<array_size(ship->outfits); j++)
      pilot_outfitLAdd( ship, ship->outfits[j] );
 
   /* Move cargo over. */
   if (move_cargo) {
      pilot_cargoMoveRaw( player.p, ps->p );
      pfleet_update(); /* Update fleet and move cargo. */
   }
 
   /* Clean up, AFTER cargo is updated. */
   if (!ps->deployed && removed)
      pilot_free( ps->p ); /* Has PILOT_NOFREE flag. */
 
   /* Copy position back. */
   player.p->solid.pos = v;
   player.p->solid.dir = dir;
 
   /* Fill the tank. */
   if (landed)
      land_refuel();
 
   /* Clear targets. */
   player_targetClearAll();
   player.p->nav_hyperspace = hyptarget; /* Special case restore hyperspace target. */
 
   /* Set some gui stuff. */
   gui_load( gui_pick() );
 
   /* Bind camera. */
   cam_setTargetPilot( player.p->id, 0 );
 
   /* Recompute stuff if necessary. */
   pilot_calcStats( player.p );
   player_resetSpeed();
 
   /* Run hook. */
   hparam[0].type    = HOOK_PARAM_STRING;
   hparam[0].u.str   = player.p->name;
   hparam[1].type    = HOOK_PARAM_SHIP;
   hparam[1].u.ship  = player.p->ship;
   hparam[2].type    = HOOK_PARAM_STRING;
   hparam[2].u.str   = ps->p->name;
   hparam[3].type    = HOOK_PARAM_SHIP;
   hparam[3].u.ship  = ps->p->ship;
   hparam[4].type    = HOOK_PARAM_SENTINEL;
   hooks_runParam( "ship_swap", hparam );
}
 
credits_t player_shipPrice( const char *shipname, int count_unique )
{
   Pilot *ship = NULL;
 
   if (strcmp(shipname,player.p->name)==0)
      ship = player.p;
   else {
      /* Find the ship. */
      for (int i=0; i<array_size(player_stack); i++) {
         if (strcmp(shipname,player_stack[i].p->name)==0) {
            ship = player_stack[i].p;
            break;
         }
      }
   }
 
   /* Not found. */
   if (ship == NULL) {
      WARN( _("Unable to find price for player's ship '%s': ship does not exist!"), shipname );
      return -1;
   }
 
   return pilot_worth( ship, count_unique );
}
 
void player_rmPlayerShip( PlayerShip_t *ps )
{
   pilot_rmFlag( ps->p, PILOT_NOFREE );
   pilot_free( ps->p );
   ws_free( ps->weapon_sets );
   free( ps->acquired );
}
 
void player_rmShip( const char *shipname )
{
   for (int i=0; i<array_size(player_stack); i++) {
      PlayerShip_t *ps = &player_stack[i];
 
      /* Not the ship we are looking for. */
      if (strcmp(shipname,ps->p->name)!=0)
         continue;
 
      /* Free player ship. */
      player_rmPlayerShip( ps );
 
      array_erase( &player_stack, ps, ps+1 );
   }
 
   /* Update ship list if landed. */
   if (landed) {
      int w = land_getWid( LAND_WINDOW_EQUIPMENT );
      equipment_regenLists( w, 0, 1 );
   }
}
 
void player_cleanup (void)
{
   /* Enable all input. */
   input_enableAll();
 
   /* Clean up other stuff. */
   land_cleanup(); /* Should be first. */
   diff_clear();
   var_cleanup();
   missions_cleanup();
   events_cleanup();
   space_clearKnown();
   map_cleanup();
   factions_clearDynamic();
   player_inventoryClear();
 
   /* Reset controls. */
   player_accelOver();
   player_left  = 0.;
   player_right = 0.;
 
   /* Clear player. */
   player_clear();
 
   /* Clear hail timer. */
   player_hailCounter   = 0;
   player_hailTimer     = 0.;
 
   /* Clear messages. */
   gui_clearMessages();
 
   /* Reset factions. */
   factions_reset();
 
   /* Free stuff. */
   free(player.name);
   player.name = NULL;
   free( player.ps.acquired );
   player.ps.acquired = NULL;
   ws_free( player.ps.weapon_sets );
 
   free(player_message_noland);
   player_message_noland = NULL;
 
   /* Clean up gui. */
   gui_cleanup();
   player_guiCleanup();
   ovr_setOpen(0);
 
   /* Clear up info buttons. */
   info_buttonClear();
 
   array_free(player_outfits);
   player_outfits = NULL;
 
   array_free(missions_done);
   missions_done = NULL;
 
   array_free(events_done);
   events_done = NULL;
 
   /* Clean up licenses. */
   for (int i=0; i<array_size(player_licenses); i++)
      free(player_licenses[i]);
   array_free(player_licenses);
   player_licenses = NULL;
 
   /* Clear claims. */
   claim_clear();
 
   /* Purge the pilot stack, and player.p. */
   pilots_cleanAll();
 
   /* clean up the stack */
   for (int i=0; i<array_size(player_stack); i++)
      player_rmPlayerShip( &player_stack[i] );
   array_free(player_stack);
   player_stack = NULL;
   /* nothing left */
 
   /* Reset some player stuff. */
   player_creds   = 0;
   player_payback = 0;
   free( player.gui );
   player.gui = NULL;
   free( player.chapter );
   player.chapter = NULL;
   free( player.difficulty );
   player.difficulty = NULL;
 
   /* Clear omsg. */
   omsg_cleanup();
 
   /* Stop the sounds. */
   sound_stopAll();
 
   /* Clean up local difficulty. */
   difficulty_setLocal( NULL );
 
   /* Reset time compression. */
   pause_setSpeed( 1. );
   sound_setSpeed( 1. );
 
   free( player.loaded_version );
   player.loaded_version = NULL;
 
   /* Clean up. */
   memset( &player, 0, sizeof(Player_t) );
   player_setFlag(PLAYER_CREATING);
}
 
static int player_soundReserved = 0; 
static void player_initSound (void)
{
   if (player_soundReserved)
      return;
 
   /* Allocate channels. */
   player_engine_group  = sound_createGroup(1); /* Channel for engine noises. */
   player_gui_group     = sound_createGroup(4);
   player_hyper_group   = sound_createGroup(4);
   sound_speedGroup( player_gui_group, 0 ); /* Disable pitch shift. */
   player_soundReserved = 1;
 
   /* Get sounds. */
   snd_target           = sound_get("target");
   snd_jump             = sound_get("jump");
   snd_nav              = sound_get("nav");
   snd_hail             = sound_get("hail");
   snd_hypPowUp         = sound_get("hyperspace_powerup");
   snd_hypEng           = sound_get("hyperspace_engine");
   snd_hypPowDown       = sound_get("hyperspace_powerdown");
   snd_hypPowUpJump     = sound_get("hyperspace_powerupjump");
   snd_hypJump          = sound_get("hyperspace_jump");
}
 
void player_soundPlayGUI( int sound, int once )
{
   sound_playGroup( player_gui_group, sound, once );
}
 
void player_soundPlay( int sound, int once )
{
   sound_playGroup( player_hyper_group, sound, once );
}
 
void player_soundStop (void)
{
   if (player_gui_group >= 0)
      sound_stopGroup( player_gui_group );
   if (player_engine_group >= 0)
      sound_stopGroup( player_engine_group );
   if (player_hyper_group >= 0)
      sound_stopGroup( player_hyper_group );
 
   /* No last engine sound. */
   player_lastEngineSound = -1;
}
 
void player_soundPause (void)
{
   if (player_engine_group >= 0)
      sound_pauseGroup(player_engine_group);
   if (player_hyper_group >= 0)
      sound_pauseGroup(player_hyper_group);
}
 
void player_soundResume (void)
{
   if (player_engine_group >= 0)
      sound_resumeGroup(player_engine_group);
   if (player_hyper_group >= 0)
      sound_resumeGroup(player_hyper_group);
}
 
void player_warp( double x, double y )
{
   unsigned int target = cam_getTarget();
   vec2_cset( &player.p->solid.pos, x, y );
   /* Have to move camera over to avoid moving stars when loading. */
   if (target == player.p->id)
      cam_setTargetPilot( target, 0 );
}
 
void player_clear (void)
{
   if (player.p != NULL) {
      pilot_setTarget( player.p, player.p->id );
      gui_setTarget();
   }
 
   /* Clear the noland flag. */
   player_rmFlag( PLAYER_NOLAND );
}
 
int player_hasCredits( credits_t amount )
{
   return pilot_hasCredits( player.p, amount );
}
 
credits_t player_modCredits( credits_t amount )
{
   return pilot_modCredits( player.p, amount );
}
 
void player_render( double dt )
{
   /*
    * Check to see if the death menu should pop up.
    */
   if (player_isFlag(PLAYER_DESTROYED)) {
      player_timer -= dt;
      if (!toolkit_isOpen() && !player_isFlag(PLAYER_CREATING) &&
            (player_timer < 0.))
         menu_death();
   }
 
   /* Skip rendering. */
   if ((player.p == NULL) || (player.p->id == 0) || player_isFlag(PLAYER_CREATING) ||
         pilot_isFlag( player.p, PILOT_HIDE))
      return;
 
   /* Render stealth overlay. */
   if (pilot_isFlag( player.p, PILOT_STEALTH ))
      player_renderStealthOverlay( dt );
 
   /* Render the aiming lines. */
   if ((player.p->target != PLAYER_ID) && player.p->aimLines
        && !pilot_isFlag( player.p, PILOT_HYPERSPACE ) && !pilot_isFlag( player.p, PILOT_DISABLED )
        && !pilot_isFlag( player.p, PILOT_LANDING ) && !pilot_isFlag( player.p, PILOT_TAKEOFF )
        && !player_isFlag( PLAYER_CINEMATICS_GUI ))
      player_renderAimHelper( dt );
 
   /* Render the player's pilot. */
   pilot_render( player.p );
 
   /* Render the player's overlay. */
   pilot_renderOverlay( player.p );
}
 
void player_renderUnderlay( double dt )
{
   /* Skip rendering. */
   if ((player.p == NULL) || player_isFlag(PLAYER_CREATING) ||
         pilot_isFlag( player.p, PILOT_HIDE))
      return;
 
   if (pilot_isFlag( player.p, PILOT_STEALTH ))
      player_renderStealthUnderlay( dt );
}
 
static void player_renderStealthUnderlay( double dt )
{
   (void) dt;
   double detectz;
   glColour col;
   Pilot *const* ps;
 
   /* Don't display if overlay is open. */
   if (ovr_isOpen())
      return;
 
   /* Iterate and draw for all pilots. */
   detectz = player.p->ew_stealth * cam_getZoom();
   col = cRed;
   col.a = 0.3;
   ps = pilot_getAll();
   for (int i=0; i<array_size(ps); i++) {
      double x, y, r;
      Pilot *t = ps[i];
      if (areAllies( player.p->faction, t->faction ) || pilot_isFriendly(t))
         continue;
      if (pilot_isDisabled(t))
         continue;
      /* Only show pilots the player can see. */
      if (!pilot_validTarget( player.p, t ))
         continue;
 
      gl_gameToScreenCoords( &x, &y, t->solid.pos.x, t->solid.pos.y );
      r = detectz * t->stats.ew_detect;
      if (r > 0.) {
         glUseProgram( shaders.stealthaura.program );
         gl_renderShader( x, y, r, r, 0., &shaders.stealthaura, &col, 1 );
      }
   }
}
 
static void player_renderStealthOverlay( double dt )
{
   (void) dt;
   double x, y, r, st, z;
   glColour col;
 
   z = cam_getZoom();
   gl_gameToScreenCoords( &x, &y, player.p->solid.pos.x, player.p->solid.pos.y );
 
   /* Determine the arcs. */
   st    = player.p->ew_stealth_timer;
 
   /* We do red to yellow. */
   col_blend( &col, &cYellow, &cRed, st );
   col.a = 0.5;
 
   /* Determine size. */
   r = 1.2/2. * (double)player.p->ship->gfx_space->sw;
 
   /* Draw the main circle. */
   glUseProgram( shaders.stealthmarker.program );
   glUniform1f( shaders.stealthmarker.paramf, st );
   gl_renderShader( x, y, r*z, r*z, 0., &shaders.stealthmarker, &col, 1 );
}
 
static void player_renderAimHelper( double dt )
{
   (void) dt;
   double a, b, d, x1, y1, x2, y2, r, theta;
   glColour c, c2;
   Pilot *target;
 
   target = pilot_getTarget( player.p );
   if (target == NULL)
      return;
 
   a = player.p->solid.dir;
   r = 200.;
   gl_gameToScreenCoords( &x1, &y1, player.p->solid.pos.x, player.p->solid.pos.y );
 
   b = pilot_aimAngle( player.p, &target->solid.pos, &target->solid.vel );
 
   theta = 22.*M_PI/180.;
 
   /* The angular error will give the exact colour that is used. */
   d = ABS( angle_diff(a,b) / (2*theta) );
   d = MIN( 1, d );
 
   c = cInert;
   c.a = 0.3;
   gl_gameToScreenCoords( &x2, &y2, player.p->solid.pos.x + r*cos( a+theta ),
                           player.p->solid.pos.y + r*sin( a+theta ) );
   gl_renderLine( x1, y1, x2, y2, &c );
   gl_gameToScreenCoords( &x2, &y2, player.p->solid.pos.x + r*cos( a-theta ),
                           player.p->solid.pos.y + r*sin( a-theta ) );
   gl_renderLine( x1, y1, x2, y2, &c );
 
   c.r = d*0.9;
   c.g = d*0.2 + (1.-d)*0.8;
   c.b = (1-d)*0.2;
   c.a = 0.7;
   col_gammaToLinear( &c );
   gl_gameToScreenCoords( &x2, &y2, player.p->solid.pos.x + r*cos( a ),
                           player.p->solid.pos.y + r*sin( a ) );
 
   gl_renderLine( x1, y1, x2, y2, &c );
 
   c2 = cWhite;
   c2.a = 0.7;
   glUseProgram(shaders.crosshairs.program);
   glUniform1f(shaders.crosshairs.paramf, 1.);
   gl_renderShader( x2, y2, 7, 7, 0., &shaders.crosshairs, &c2, 1 );
 
   gl_gameToScreenCoords( &x2, &y2, player.p->solid.pos.x + r*cos( b ),
                           player.p->solid.pos.y + r*sin( b ) );
 
   c.a = 0.4;
   gl_renderLine( x1, y1, x2, y2, &c );
 
   /* TODO this should be converted into a single SDF call. */
   glColour c3 = cBlack;
   c3.a = c2.a;
   gl_renderCircle( x2, y2, 8., &c3, 0 );
   gl_renderCircle( x2, y2, 10., &c3, 0 );
   gl_renderCircle( x2, y2, 9., &c2, 0 );
}
 
void player_think( Pilot* pplayer, const double dt )
{
   Pilot *target;
   int facing, fired;
 
   /* last i heard, the dead don't think */
   if (pilot_isFlag(pplayer,PILOT_DEAD)) {
      /* no sense in accelerating or turning */
      pilot_setAccel( pplayer, 0. );
      pilot_setTurn( pplayer, 0. );
      return;
   }
 
   /* We always have to run ai_think in the case the player has escorts so that
    * they properly form formations, however, we only have to do the task under manual control.. */
   ai_think( pplayer, dt, pilot_isFlag(pplayer, PILOT_MANUAL_CONTROL) );
 
   /* Under manual control is special. */
   if (pilot_isFlag( pplayer, PILOT_MANUAL_CONTROL ) || pilot_isFlag( pplayer, PILOT_HIDE ))
      return;
 
   /* Not facing anything yet. */
   facing = 0;
 
   /* Autonav takes over normal controls. */
   if (player_isFlag(PLAYER_AUTONAV)) {
      player_thinkAutonav( pplayer, dt );
 
      /* Disable turning. */
      facing = 1;
   }
 
   /* Mouse-flying is enabled. */
   if (!facing && player_isFlag(PLAYER_MFLY))
      facing = player_thinkMouseFly( dt );
 
   /* turning taken over by PLAYER_FACE */
   if (!facing && player_isFlag(PLAYER_FACE)) {
      /* Try to face pilot target. */
      if (player.p->target != PLAYER_ID) {
         target = pilot_getTarget( player.p );
         if (target != NULL) {
            pilot_face( pplayer,
                  vec2_angle( &player.p->solid.pos, &target->solid.pos ),
                  dt );
 
            /* Disable turning. */
            facing = 1;
         }
      }
      /* Try to face asteroid. */
      else if (player.p->nav_asteroid != -1) {
         AsteroidAnchor *field = &cur_system->asteroids[player.p->nav_anchor];
         Asteroid *ast = &field->asteroids[player.p->nav_asteroid];
         pilot_face( pplayer,
               vec2_angle( &player.p->solid.pos, &ast->sol.pos ),
               dt);
         /* Disable turning. */
         facing = 1;
      }
      /* If not try to face spob target. */
      else if ((player.p->nav_spob != -1) && ((preemption == 0) || (player.p->nav_hyperspace == -1))) {
         pilot_face( pplayer,
               vec2_angle( &player.p->solid.pos,
                  &cur_system->spobs[ player.p->nav_spob ]->pos ),
               dt);
         /* Disable turning. */
         facing = 1;
      }
      else if (player.p->nav_hyperspace != -1) {
         pilot_face( pplayer,
               vec2_angle( &player.p->solid.pos,
                  &cur_system->jumps[ player.p->nav_hyperspace ].pos ),
               dt);
         /* Disable turning. */
         facing = 1;
      }
   }
 
   /* turning taken over by PLAYER_REVERSE */
   if (player_isFlag(PLAYER_REVERSE)) {
      /*
       * If the player has reverse thrusters, fire those.
       */
      if (!player.p->stats.misc_reverse_thrust && !facing) {
         pilot_face( pplayer, VANGLE(player.p->solid.vel) + M_PI, dt );
         /* Disable turning. */
         facing = 1;
      }
   }
 
   /* Normal turning scheme */
   if (!facing) {
      double turn = 0;
      if (player_isFlag(PLAYER_TURN_LEFT))
         turn -= player_left;
      if (player_isFlag(PLAYER_TURN_RIGHT))
         turn += player_right;
      turn = CLAMP( -1., 1., turn );
      pilot_setTurn( pplayer, -turn );
   }
 
   /*
    * Weapon shooting stuff
    */
   fired = 0;
 
   /* Primary weapon. */
   if (player_isFlag(PLAYER_PRIMARY)) {
      fired |= pilot_shoot( pplayer, 0 );
      player_setFlag(PLAYER_PRIMARY_L);
   }
   else if (player_isFlag(PLAYER_PRIMARY_L)) {
      pilot_shootStop( pplayer, 0 );
      player_rmFlag(PLAYER_PRIMARY_L);
   }
   /* Secondary weapon - we use PLAYER_SECONDARY_L to track last frame. */
   if (player_isFlag(PLAYER_SECONDARY)) { /* needs target */
      fired |= pilot_shoot( pplayer, 1 );
      player_setFlag(PLAYER_SECONDARY_L);
   }
   else if (player_isFlag(PLAYER_SECONDARY_L)) {
      pilot_shootStop( pplayer, 1 );
      player_rmFlag(PLAYER_SECONDARY_L);
   }
 
   if (fired)
      player_autonavReset( 1. );
 
   if (!player_isFlag(PLAYER_AUTONAV)) {
      double acc = player_acc;
      /* Have to handle the case the player is doing reverse. This takes priority
      * over normal accel. */
      if (player_isFlag(PLAYER_REVERSE) && player.p->stats.misc_reverse_thrust
            && !pilot_isFlag(player.p, PILOT_HYP_PREP)
            && !pilot_isFlag(player.p, PILOT_HYPERSPACE) )
         acc = -PILOT_REVERSE_THRUST;
 
      pilot_setAccel( pplayer, acc );
   }
}
 
void player_update( Pilot *pplayer, const double dt )
{
   /* Update normally. */
   pilot_update( pplayer, dt );
 
   /* Update player.p specific stuff. */
   if (!player_isFlag(PLAYER_DESTROYED))
      player_updateSpecific( pplayer, dt );
}
 
void player_updateSpecific( Pilot *pplayer, const double dt )
{
   int engsound;
   double pitch = 1.;
 
   /* Calculate engine sound to use. */
   if (pilot_isFlag(pplayer, PILOT_AFTERBURNER))
      engsound = pplayer->afterburner->outfit->u.afb.sound;
   else if (pilot_isFlag(pplayer, PILOT_HYPERSPACE))
      engsound = snd_hypEng;
   else if (pplayer->engine_glow > 0.) {
      engsound = pplayer->ship->sound;
      pitch = pplayer->ship->engine_pitch;
   }
   else
      engsound = -1;
   if (engsound >= 0)
      sound_volumeGroup( player_engine_group, conf.engine_vol * pplayer->engine_glow );
   /* See if sound must change. */
   if (player_lastEngineSound != engsound) {
      sound_stopGroup( player_engine_group );
      if (engsound >= 0) {
         sound_pitchGroup( player_engine_group, pitch );
         sound_playGroup( player_engine_group, engsound, 0 );
      }
   }
   player_lastEngineSound = engsound;
 
   /* Sound. */
   /*
    * Sound is now camera-specific and thus not player specific. A bit sad really.
   sound_updateListener( pplayer->solid.dir,
         pplayer->solid.pos.x, pplayer->solid.pos.y,
         pplayer->solid.vel.x, pplayer->solid.vel.y );
   */
 
   /* See if must play hail sound. */
   if (player_hailCounter > 0) {
      player_hailTimer -= dt;
      if (player_hailTimer < 0.) {
         player_soundPlayGUI( snd_hail, 1 );
         player_hailCounter--;
         player_hailTimer = 3.;
      }
   }
 
   /* Handle passive scanning of nearby asteroids. */
   /* TODO should probably handle player escorts in the future. */
   if (player.p->stats.asteroid_scan > 0.) {
      double range = player.p->stats.asteroid_scan;
      for (int i=0; i<array_size(cur_system->asteroids); i++) {
         double r2;
         AsteroidAnchor *ast = &cur_system->asteroids[i];
 
         /* Field out of range. */
         if (vec2_dist2( &ast->pos, &player.p->solid.pos ) > pow2(range+ast->radius+ast->margin))
            continue;
 
         r2 = pow2(range);
         for (int j=0; j<ast->nb; j++) {
            HookParam hparam[2];
            Asteroid *a = &ast->asteroids[j];
 
            if (a->scanned) /* Ignore scanned outfits. */
               continue;
 
            if (vec2_dist2( &a->sol.pos, &player.p->solid.pos ) > r2)
               continue;
 
            a->scanned = 1;
 
            /* Run the hook. */
            hparam[0].type = HOOK_PARAM_ASTEROID;
            hparam[0].u.ast.parent = ast->id;
            hparam[0].u.ast.id = a->id;
            hparam[1].type = HOOK_PARAM_SENTINEL;
            hooks_runParamDeferred( "asteroid_scan", hparam );
         }
      }
   }
}
 
/*
 *    For use in keybindings
 */
void player_weapSetPress( int id, double value, int repeat )
{
   int type;
 
   if (repeat || (player.p == NULL))
      return;
 
   type = (value>=0) ? +1 : -1;
 
   if (type > 0) {
      if (toolkit_isOpen())
         return;
 
      if ((pilot_isFlag(player.p, PILOT_HYP_PREP) ||
            pilot_isFlag(player.p, PILOT_HYPERSPACE) ||
            pilot_isFlag(player.p, PILOT_LANDING) ||
            pilot_isFlag(player.p, PILOT_TAKEOFF)))
         return;
   }
 
   pilot_weapSetPress( player.p, id, type );
}
 
void player_resetSpeed (void)
{
   double spd = player.speed * player_dt_default();
   pause_setSpeed( spd );
   sound_setSpeed( spd );
}
 
void player_restoreControl( int reason, const char *str )
{
   if (player.p==NULL)
      return;
 
   if (reason != PINPUT_AUTONAV) {
      /* Autonav should be harder to abort when paused. */
      if ((!paused || reason != PINPUT_MOVEMENT))
         player_autonavAbort(str);
   }
 
   if (reason != PINPUT_BRAKING) {
      pilot_rmFlag(player.p, PILOT_BRAKING);
      pilot_rmFlag(player.p, PILOT_COOLDOWN_BRAKE);
      if (pilot_isFlag(player.p, PILOT_COOLDOWN))
         pilot_cooldownEnd(player.p, str);
   }
}
 
void player_targetSpobSet( int id )
{
   int old;
 
   /* Player must exist. */
   if (player.p == NULL)
      return;
 
   if (id >= array_size(cur_system->spobs)) {
      WARN(_("Trying to set player's spob target to invalid ID '%d'"), id);
      return;
   }
 
   if ((player.p == NULL) || pilot_isFlag( player.p, PILOT_LANDING ))
      return;
 
   old = player.p->nav_spob;
   player.p->nav_spob = id;
   player_hyperspacePreempt((id < 0) ? 1 : 0);
   if (old != id) {
      player_rmFlag(PLAYER_LANDACK);
      if (id >= 0)
         player_soundPlayGUI(snd_nav, 1);
   }
   gui_forceBlink();
   gui_setNav();
 
   if (player.autonav==AUTONAV_SPOB)
      player_autonavAbort(NULL);
}
 
void player_targetAsteroidSet( int field, int id )
{
   int old;
 
   if ((player.p == NULL) || pilot_isFlag( player.p, PILOT_LANDING ))
      return;
 
   old = player.p->nav_asteroid;
   player.p->nav_asteroid = id;
   if (old != id) {
      if (id >= 0) {
         player_soundPlayGUI(snd_nav, 1);
      }
   }
 
   player.p->nav_anchor = field;
 
   /* Untarget pilot. */
   player.p->target = player.p->id;
}
 
void player_targetSpob (void)
{
   int id;
 
   /* Not under manual control. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ))
      return;
 
   /* Find next spob target. */
   for (id=player.p->nav_spob+1; id<array_size(cur_system->spobs); id++)
      if (spob_isKnown( cur_system->spobs[id] ))
         break;
 
   /* Try to select the lowest-indexed valid spob. */
   if (id >= array_size(cur_system->spobs) ) {
      id = -1;
      for (int i=0; i<array_size(cur_system->spobs); i++)
         if (spob_isKnown( cur_system->spobs[i] )) {
            id = i;
            break;
         }
   }
 
   /* Untarget if out of range. */
   player_targetSpobSet( id );
}
 
int player_land( int loud )
{
   Spob *spob;
   int silent = 0; /* Whether to suppress the land ack noise. */
 
   if (landed) { /* player is already landed */
      takeoff( 1, 0 );
      return PLAYER_LAND_DENIED;
   }
 
   /* Not under manual control or disabled. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ) ||
         pilot_isDisabled(player.p))
      return PLAYER_LAND_DENIED;
 
   /* Already landing. */
   if ((pilot_isFlag( player.p, PILOT_LANDING) ||
         pilot_isFlag( player.p, PILOT_TAKEOFF)))
      return PLAYER_LAND_DENIED;
 
   /* Check if there are spobs to land on. */
   if (array_size(cur_system->spobs) == 0) {
      player_message( "#r%s", _("There are no spobs to land on.") );
      return PLAYER_LAND_DENIED;
   }
 
   if (player_isFlag(PLAYER_NOLAND)) {
      player_message( "#r%s", player_message_noland );
      return PLAYER_LAND_DENIED;
   }
   else if (pilot_isFlag( player.p, PILOT_NOLAND)) {
      player_message( "#r%s", _("Docking stabilizers malfunctioning, cannot land.") );
      return PLAYER_LAND_DENIED;
   }
 
   /* No target means no land. */
   if (player.p->nav_spob == -1)
      return PLAYER_LAND_DENIED;
   /* Check if spob is in range when not uninhabited. */
   else if (!spob_isFlag(cur_system->spobs[ player.p->nav_spob ], SPOB_UNINHABITED) && !pilot_inRangeSpob( player.p, player.p->nav_spob )) {
      player_spobOutOfRangeMsg();
      return PLAYER_LAND_AGAIN;
   }
 
   /* attempt to land at selected spob */
   spob = cur_system->spobs[player.p->nav_spob];
   spob_updateLand( spob ); /* Update if necessary. */
   if ((spob->lua_can_land==LUA_NOREF) && !spob_hasService(spob, SPOB_SERVICE_LAND)) {
      player_message( "#r%s", _("You can't land here.") );
      return PLAYER_LAND_DENIED;
   }
   else if ((spob->lua_can_land!=LUA_NOREF) && !spob->can_land) {
      if (spob->land_msg)
         player_message( _("#%c%s>#0 %s"), spob_getColourChar(spob),
               spob_name(spob), spob->land_msg );
      else
         player_message( "#r%s", _("You can't land here.") );
      return PLAYER_LAND_DENIED;
   }
   else if (!player_isFlag(PLAYER_LANDACK)) { /* no landing authorization */
      if (spob_hasService(spob,SPOB_SERVICE_INHABITED)) { /* Basic services */
         if (spob->can_land)
            player_message( _("#%c%s>#0 %s"), spob_getColourChar(spob),
                  spob_name(spob), spob->land_msg );
         else if (spob->land_override > 0)
            player_message( _("#%c%s>#0 %s"), spob_getColourChar(spob),
                  spob_name(spob), _("Landing authorized.") );
         else { /* Hostile */
            player_message( _("#%c%s>#0 %s"), spob_getColourChar(spob),
                  spob_name(spob), spob->land_msg );
            return PLAYER_LAND_DENIED;
         }
      }
      else /* No shoes, no shirt, no lifeforms, no service. */
         player_message( _("#oReady to land on %s."), spob_name(spob) );
 
      player_setFlag(PLAYER_LANDACK);
      if (!silent)
         player_soundPlayGUI(snd_nav, 1);
 
      return player_land(loud);
   }
   else if (vec2_dist2(&player.p->solid.pos,&spob->pos) > pow2(spob->radius)) {
      if (loud)
         player_message(_("#rYou are too far away to land on %s."), spob_name(spob));
      return PLAYER_LAND_AGAIN;
   }
   else if (vec2_odist2( &player.p->solid.vel ) > pow2(MAX_HYPERSPACE_VEL)) {
      if (loud)
         player_message(_("#rYou are going too fast to land on %s."), spob_name(spob));
      return PLAYER_LAND_AGAIN;
   }
 
   /* End autonav. */
   player_autonavEnd();
 
   /* Stop afterburning. */
   pilot_afterburnOver( player.p );
   /* Stop accelerating. */
   player_accelOver();
   /* Stop stealth. */
   pilot_destealth( player.p );
 
   /* Stop all on outfits. */
   if (pilot_outfitOffAll( player.p ) > 0)
      pilot_calcStats( player.p );
 
   /* Do whatever the spob wants to do. */
   if (spob->lua_land != LUA_NOREF) {
      lua_rawgeti(naevL, LUA_REGISTRYINDEX, spob->lua_land); /* f */
      lua_pushspob( naevL, spob_index(spob) );
      lua_pushpilot( naevL, player.p->id );
      if (nlua_pcall( spob->lua_env, 2, 0 )) {
         WARN(_("Spob '%s' failed to run '%s':\n%s"), spob->name, "land", lua_tostring(naevL,-1));
         lua_pop(naevL,1);
      }
 
      return PLAYER_LAND_OK;
   }
 
   /* Start landing. */
   player_soundPause();
   player.p->landing_delay = PILOT_LANDING_DELAY * player_dt_default();
   player.p->ptimer = player.p->landing_delay;
   pilot_setFlag( player.p, PILOT_LANDING );
   pilot_setAccel( player.p, 0. );
   pilot_setTurn( player.p, 0. );
 
   return PLAYER_LAND_OK;
}
 
void player_checkLandAck( void )
{
   Spob *p;
 
   /* No authorization to revoke. */
   if ((player.p == NULL) || !player_isFlag(PLAYER_LANDACK))
      return;
 
   /* Avoid a potential crash if PLAYER_LANDACK is set inappropriately. */
   if (player.p->nav_spob < 0) {
      WARN(_("Player has landing permission, but no valid spob targeted."));
      return;
   }
 
   p = cur_system->spobs[ player.p->nav_spob ];
 
   /* Player can still land. */
   if (p->can_land || (p->land_override > 0))
      return;
 
   player_rmFlag(PLAYER_LANDACK);
   player_message( _("#%c%s>#0 Landing permission revoked."),
         spob_getColourChar(p), spob_name(p) );
}
 
void player_nolandMsg( const char *str )
{
   free(player_message_noland);
 
   /* Duplicate so that Lua memory which might be garbage-collected isn't relied on. */
   if (str != NULL)
      player_message_noland = strdup(str);
   else
      player_message_noland = strdup(_("You are not allowed to land at this moment."));
}
 
void player_approach (void)
{
   int plt = (player.p->target!=PLAYER_ID);
   int lnd = (player.p->nav_spob != -1);
 
   if (plt && (player_canBoard(0)!=PLAYER_BOARD_IMPOSSIBLE)) {
      if (player_tryBoard(1) == PLAYER_BOARD_RETRY)
         player_autonavBoard( player.p->target );
      return;
   }
   else if (lnd) {
      int canland = player_land(1);
      if (canland == PLAYER_LAND_AGAIN)
         player_autonavSpob( cur_system->spobs[player.p->nav_spob]->name, 1 );
      else if (canland == PLAYER_LAND_DENIED)
         player_autonavSpob( cur_system->spobs[player.p->nav_spob]->name, 0 );
      return;
   }
   else {
      /* In the case they have no target already, we just try to find a target
       * first, with priority for boarding. */
      if (!plt) {
         Pilot *nearp;
         double d = pilot_getNearestPosPilot( player.p, &nearp, player.p->solid.pos.x, player.p->solid.pos.y, 1 );
         if ((nearp!=NULL) && !pilot_isFlag(nearp,PILOT_NOBOARD) && (d<pow2(5e3)) &&
               (pilot_isDisabled(nearp) || pilot_isFlag(nearp,PILOT_BOARDABLE))) {
            player_targetSet( nearp->id );
            player_tryBoard(0); /* Try to board if can. */
            return;
         }
      }
 
      /* Now try to find a landing target. */
      if (!lnd) {
         double td = -1.; /* temporary distance */
         int tp = -1; /* temporary spob */
         for (int i=0; i<array_size(cur_system->spobs); i++) {
            const Spob *spob = cur_system->spobs[i];
            double d = vec2_dist(&player.p->solid.pos,&spob->pos);
            if (!pilot_inRangeSpob( player.p, i ))
               continue;
            if (!spob_hasService(spob,SPOB_SERVICE_LAND))
               continue;
            if ((tp==-1) || ((td==-1) || (td > d))) {
               tp = i;
               td = d;
            }
         }
         if (tp>=0) {
            player_targetSpobSet( tp );
            player_hyperspacePreempt(0);
            player_land(0); /* Try to land if can. */
            return;
         }
      }
   }
}
 
void player_targetHyperspaceSet( int id, int nomsg )
{
   int old;
 
   /* Player must exist. */
   if (player.p == NULL)
      return;
 
   if (id >= array_size(cur_system->jumps)) {
      WARN(_("Trying to set player's hyperspace target to invalid ID '%d'"), id);
      return;
   }
 
   if (pilot_isFlag(player.p, PILOT_HYP_PREP) ||
         pilot_isFlag(player.p, PILOT_HYP_BEGIN) ||
         pilot_isFlag(player.p, PILOT_HYPERSPACE))
      return;
 
   old = player.p->nav_hyperspace;
   player.p->nav_hyperspace = id;
   player_hyperspacePreempt((id < 0) ? 0 : 1);
   if ((old != id) && (id >= 0))
      player_soundPlayGUI(snd_nav,1);
   gui_setNav();
 
   if (!nomsg && (old != id) && (player.autonav==AUTONAV_JUMP))
      player_autonavAbort(NULL);
 
   hooks_run( "target_hyperspace" );
}
 
void player_targetHyperspace (void)
{
   int id;
 
   /* Not under manual control. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ))
      return;
 
   map_clear(); /* clear the current map path */
 
   for (id=player.p->nav_hyperspace+1; id<array_size(cur_system->jumps); id++)
      if (jp_isKnown( &cur_system->jumps[id]))
         break;
 
   /* Try to find the lowest-indexed valid jump. */
   if (id >= array_size(cur_system->jumps)) {
      id = -1;
      for (int i=0; i<array_size(cur_system->jumps); i++)
         if (jp_isUsable( &cur_system->jumps[i])) {
            id = i;
            break;
         }
   }
 
   player_targetHyperspaceSet( id, 0 );
 
   /* Map gets special treatment if open. */
   if (id == -1)
      map_select( NULL , 0);
   else
      map_select( cur_system->jumps[ id ].target, 0 );
}
 
void player_hyperspacePreempt( int preempt )
{
   preemption = preempt;
}
 
int player_getHypPreempt(void)
{
   return preemption;
}
 
double player_dt_default (void)
{
   if (player.p != NULL && player.p->ship != NULL)
      return player.p->stats.time_mod * player.p->ship->dt_default;
   return 1.;
}
 
void player_hailStart (void)
{
   char buf[128];
 
   player_hailCounter = 5;
 
   input_getKeybindDisplay( "autohail", buf, sizeof(buf) );
   player_message( _("#rReceiving hail! Press #b%s#r to respond.#0"), buf );
 
   /* Reset speed. */
   player_autonavReset( 10. );
}
 
int player_jump (void)
{
   int h;
 
   /* Must have a jump target and not be already jumping. */
   if (pilot_isFlag(player.p, PILOT_HYPERSPACE))
      return 0;
 
   /* Not under manual control or disabled. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ) ||
         pilot_isDisabled(player.p))
      return 0;
 
   /* Select nearest jump if not target. */
   if (player.p->nav_hyperspace == -1) {
      int j    = -1;
      double mindist  = INFINITY;
      for (int i=0; i<array_size(cur_system->jumps); i++) {
         double dist = vec2_dist2( &player.p->solid.pos, &cur_system->jumps[i].pos );
         if (dist < mindist && jp_isUsable(&cur_system->jumps[i])) {
            mindist  = dist;
            j        = i;
         }
      }
      if (j  < 0)
         return 0;
 
      player.p->nav_hyperspace = j;
      player_soundPlayGUI(snd_nav,1);
      map_select( cur_system->jumps[player.p->nav_hyperspace].target, 0 );
      gui_setNav();
 
      /* Only follow through if within range. */
      if (mindist > pow2( cur_system->jumps[j].radius ))
         return 0;
   }
 
   /* Already jumping, so we break jump. */
   if (pilot_isFlag(player.p, PILOT_HYP_PREP)) {
      pilot_hyperspaceAbort(player.p);
      player_message( "#r%s", _("Aborting hyperspace sequence."));
      return 0;
   }
 
   /* Try to hyperspace. */
   h = space_hyperspace(player.p);
   if (h == -1) {
      player_hyperspacePreempt( 1 );
      player_autonavStart();
      //player_message( "#r%s", _("You are too far from a jump point to initiate hyperspace."));
   }
   else if (h == -2)
      player_message( "#r%s", _("Hyperspace drive is offline."));
   else if (h == -3)
      player_message( "#r%s", _("You do not have enough fuel to hyperspace jump."));
   else {
      player_message( "#o%s", _("Preparing for hyperspace."));
      /* Stop acceleration noise. */
      player_accelOver();
      /* Stop possible shooting. */
      pilot_shootStop( player.p, 0 );
      pilot_shootStop( player.p, 1 );
 
      /* Order escorts to jump; just for aesthetics (for now) */
      escorts_jump( player.p, &cur_system->jumps[player.p->nav_hyperspace] );
 
      return 1;
   }
 
   return 0;
}
 
void player_brokeHyperspace (void)
{
   ntime_t t;
   StarSystem *sys;
   JumpPoint *jp;
   Pilot *const* pilot_stack;
 
   /* First run jump hook. */
   hooks_run( "jumpout" );
 
   /* Prevent targeted spob # from carrying over. */
   gui_setNav();
   gui_setTarget();
   player_targetSpobSet( -1 );
   player_targetAsteroidSet( -1, -1 );
 
   /* calculates the time it takes, call before space_init */
   t  = pilot_hyperspaceDelay( player.p );
   ntime_inc( t );
 
   /* Save old system. */
   sys = cur_system;
 
   /* Free old graphics. */
   space_gfxUnload( sys );
 
   /* enter the new system */
   jp = &cur_system->jumps[player.p->nav_hyperspace];
   space_init( jp->target->name, 1 );
 
   /* Set up the overlay. */
   ovr_initAlpha();
 
   /* set position, the pilot_update will handle lowering vel */
   space_calcJumpInPos( cur_system, sys, &player.p->solid.pos, &player.p->solid.vel, &player.p->solid.dir, player.p );
   cam_setTargetPilot( player.p->id, 0 );
 
   /* reduce fuel */
   player.p->fuel -= player.p->fuel_consumption;
 
   /* Set the ptimer. */
   player.p->ptimer = HYPERSPACE_FADEIN;
 
   /* Update the map, we have to remove the player flags first or it breaks down. */
   pilot_rmFlag( player.p, PILOT_HYPERSPACE );
   pilot_rmFlag( player.p, PILOT_HYP_BEGIN );
   pilot_rmFlag( player.p, PILOT_HYP_BRAKE );
   pilot_rmFlag( player.p, PILOT_HYP_PREP );
   map_jump();
 
   /* Add persisted pilots */
   pilot_stack = pilot_getAll();
   for (int i=0; i<array_size(pilot_stack); i++) {
      Pilot *p = pilot_stack[i];
 
      if (pilot_isFlag(p, PILOT_PERSIST) || pilot_isFlag(p, PILOT_PLAYER)) {
         if (p != player.p)
            space_calcJumpInPos( cur_system, sys, &p->solid.pos, &p->solid.vel, &p->solid.dir, player.p );
 
         /* Run Lua stuff for all persistant pilots. */
         pilot_outfitLInitAll( p );
         pilot_outfitLOnjumpin( p );
 
         /* Invulnerable delay too. */
         p->itimer = PILOT_PLAYER_NONTARGETABLE_JUMPIN_DELAY;
         pilot_setFlag( p, PILOT_NONTARGETABLE );
 
         /* Clear flags as necessary. */
         pilot_rmFlag( p, PILOT_HYPERSPACE );
         pilot_rmFlag( p, PILOT_HYP_BEGIN );
         pilot_rmFlag( p, PILOT_HYP_BRAKE );
         pilot_rmFlag( p, PILOT_HYP_PREP );
      }
   }
 
   /* Disable autonavigation if arrived. */
   player_autonavEnter();
 
   /* Safe since this is run in the player hook section. */
   hooks_run( "jumpin" );
   hooks_run( "enter" );
   events_trigger( EVENT_TRIGGER_ENTER );
   missions_run( MIS_AVAIL_ENTER, -1, NULL, NULL );
 
   /* Player sound. */
   player_soundPlay( snd_hypJump, 1 );
 
   /* Increment times jumped. */
   player.jumped_times++;
   player.ps.jumped_times++;
}
 
void player_accel( double acc )
{
   if ((player.p == NULL) || pilot_isFlag(player.p, PILOT_HYP_PREP) ||
         pilot_isFlag(player.p, PILOT_HYPERSPACE))
      return;
 
   player_acc = acc;
   if (toolkit_isOpen() || paused)
      player_soundPause();
}
 
void player_accelOver (void)
{
   player_acc = 0.;
}
 
void player_targetSet( unsigned int id )
{
   unsigned int old;
   old = player.p->target;
   pilot_setTarget( player.p, id );
   if ((old != id) && (player.p->target != PLAYER_ID)) {
      gui_forceBlink();
      player_soundPlayGUI( snd_target, 1 );
   }
   gui_setTarget();
 
   /* Clear the asteroid target. */
   player.p->nav_asteroid = -1;
   player.p->nav_anchor = -1;
 
   /* The player should not continue following if the target pilot has been changed. */
   if ((old != id) && player_isFlag(PLAYER_AUTONAV) && (player.autonav==AUTONAV_PILOT))
      player_autonavAbort(NULL);
}
 
void player_targetHostile (void)
{
   unsigned int tp;
   double d, td;
   Pilot *const* pilot_stack;
 
   tp = PLAYER_ID;
   d  = 0;
   pilot_stack = pilot_getAll();
   for (int i=0; i<array_size(pilot_stack); i++) {
      /* Shouldn't be disabled. */
      if (pilot_isDisabled(pilot_stack[i]))
         continue;
 
      /* Must be a valid target. */
      if (!pilot_canTarget( pilot_stack[i] ))
         continue;
 
      /* Must be hostile. */
      if (!pilot_isHostile(pilot_stack[i]))
         continue;
 
      if (pilot_inRangePilot(player.p, pilot_stack[i], &td) != 1 )
         continue;
 
      if (tp == PLAYER_ID || ((td < d))) {
         d  = td;
         tp = pilot_stack[i]->id;
      }
   }
 
   player_targetSet( tp );
}
 
void player_targetNext( int mode )
{
   player_targetSet( pilot_getNextID(player.p->target, mode) );
}
 
void player_targetPrev( int mode )
{
   player_targetSet( pilot_getPrevID(player.p->target, mode) );
}
 
void player_targetClear (void)
{
   gui_forceBlink();
   if (player.p->target != PLAYER_ID)
      player_targetSet( PLAYER_ID );
   else if (player.p->nav_asteroid >= 0)
      player_targetAsteroidSet( -1, -1 );
   else if (player.p->nav_spob >= 0)
      player_targetSpobSet( -1 );
   else if ((preemption == 1 || player.p->nav_spob == -1) &&
         !pilot_isFlag(player.p, PILOT_HYP_PREP)) {
      player.p->nav_hyperspace = -1;
      player_hyperspacePreempt(0);
      map_clear();
   }
   gui_setNav();
}
 
void player_targetClearAll (void)
{
   player_targetSpobSet( -1 );
   player_targetHyperspaceSet( -1, 0 );
   player_targetAsteroidSet( -1, -1 );
   player_targetSet( PLAYER_ID );
}
 
void player_targetEscort( int prev )
{
   int i;
   /* Check if current target is an escort. */
   for (i=0; i<array_size(player.p->escorts); i++) {
      if (player.p->target == player.p->escorts[i].id) {
 
         /* Cycle targets. */
         if (prev)
            pilot_setTarget( player.p, (i > 0) ?
                  player.p->escorts[i-1].id : player.p->id );
         else
            pilot_setTarget( player.p, (i < array_size(player.p->escorts)-1) ?
                  player.p->escorts[i+1].id : player.p->id );
 
         break;
      }
   }
 
   /* Not found in loop. */
   if (i >= array_size(player.p->escorts)) {
      /* Check to see if he actually has escorts. */
      if (array_size(player.p->escorts) > 0) {
         /* Cycle forward or backwards. */
         if (prev)
            pilot_setTarget( player.p, array_back(player.p->escorts).id );
         else
            pilot_setTarget( player.p, array_front(player.p->escorts).id );
      }
      else
         pilot_setTarget( player.p, player.p->id );
   }
 
   if (player.p->target != PLAYER_ID) {
      gui_forceBlink();
      player_soundPlayGUI( snd_target, 1 );
   }
   gui_setTarget();
}
 
void player_targetNearest (void)
{
   unsigned int t, dt;
   double d = pilot_getNearestPos( player.p, &dt, player.p->solid.pos.x,
         player.p->solid.pos.y, 1 );
   t = dt;
 
   /* Disabled ships are typically only valid if within 500 px of the player. */
   if ((d > pow2(500.)) && (pilot_isDisabled( pilot_get(dt) ))) {
      t = pilot_getNearestPilot(player.p);
      /* Try to target a disabled ship if there are no active ships in range. */
      if (t == PLAYER_ID)
         t = dt;
   }
 
   player_targetSet( t );
}
 
static int screenshot_cur = 0; 
void player_screenshot (void)
{
   char filename[PATH_MAX];
 
   if (PHYSFS_mkdir("screenshots") == 0) {
      WARN(_("Aborting screenshot"));
      return;
   }
 
   /* Try to find current screenshots. */
   for ( ; screenshot_cur < 1000; screenshot_cur++) {
      snprintf( filename, sizeof(filename), "screenshots/screenshot%03d.png", screenshot_cur );
      if (!PHYSFS_exists( filename ))
         break;
   }
 
   if (screenshot_cur >= 999) { /* in case the crap system breaks :) */
      WARN(_("You have reached the maximum amount of screenshots [999]"));
      return;
   }
 
   /* now proceed to take the screenshot */
   DEBUG( _("Taking screenshot [%03d]..."), screenshot_cur );
   gl_screenshot( filename );
}
 
static void player_checkHail (void)
{
   Pilot *const* pilot_stack = pilot_getAll();
   for (int i=0; i<array_size(pilot_stack); i++) {
      const Pilot *p = pilot_stack[i];
 
      /* Must be hailing. */
      if (pilot_isFlag(p, PILOT_HAILING))
         return;
   }
 
   /* Clear hail timer. */
   player_hailCounter   = 0;
   player_hailTimer     = 0.;
}
 
static void player_spobOutOfRangeMsg (void)
{
   const Spob *spob = cur_system->spobs[player.p->nav_spob];
   const char *name = spob_name(spob);
   player_message( _("#r%s is out of comm range, unable to contact."), name );
}
 
void player_hail (void)
{
   /* Not under manual control or disabled. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ) ||
         pilot_isDisabled(player.p))
      return;
 
   if (player.p->target != player.p->id)
      comm_openPilot(player.p->target);
   else if (player.p->nav_spob != -1) {
      Spob *spob = cur_system->spobs[ player.p->nav_spob ];
      if (spob_isFlag(spob, SPOB_UNINHABITED))
         player_message( _("#r%s does not respond."), spob_name(spob) );
      else if (pilot_inRangeSpob( player.p, player.p->nav_spob ))
         comm_openSpob( spob );
      else
         player_spobOutOfRangeMsg();
   }
   else
      player_message( "#r%s", _("No target selected to hail.") );
 
   /* Clear hails if none found. */
   player_checkHail();
}
 
void player_hailSpob (void)
{
   /* Not under manual control. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ))
      return;
 
   if (player.p->nav_spob != -1) {
      if (pilot_inRangeSpob( player.p, player.p->nav_spob ))
         comm_openSpob( cur_system->spobs[ player.p->nav_spob ] );
      else
         player_spobOutOfRangeMsg();
   }
   else
      player_message( "#r%s", _("No target selected to hail.") );
}
 
void player_autohail (void)
{
   Pilot *const* pilot_stack;
 
   /* Not under manual control or disabled. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ) ||
         pilot_isDisabled(player.p))
      return;
 
   /* Find pilot to autohail. */
   pilot_stack = pilot_getAll();
   for (int i=0; i<array_size(pilot_stack); i++) {
      const Pilot *p = pilot_stack[i];
 
      /* Must be hailing. */
      if (pilot_isFlag(p, PILOT_HAILING)) {
         /* Try to hail. */
         pilot_setTarget( player.p, p->id );
         gui_setTarget();
         player_hail();
 
         /* Clear hails if none found. */
         player_checkHail();
         return;
      }
   }
 
   player_message( "#r%s", _("You haven't been hailed by any pilots.") );
}
 
void player_toggleMouseFly (void)
{
   if (!conf.mouse_fly)
      return;
 
   if (!player_isFlag(PLAYER_MFLY)) {
      input_mouseShow();
      player_message( "#o%s", _("Mouse flying enabled.") );
      player_setFlag(PLAYER_MFLY);
   }
   else {
      input_mouseHide();
      player_rmFlag(PLAYER_MFLY);
      player_message( "#o%s", _("Mouse flying disabled.") );
 
      if (conf.mouse_accel)
         player_accelOver();
   }
}
 
void player_cooldownBrake(void)
{
   int stopped;
 
   if (pilot_isFlag(player.p, PILOT_TAKEOFF))
      return;
 
   /* Not under manual control or disabled. */
   if (pilot_isFlag( player.p, PILOT_MANUAL_CONTROL ) ||
         pilot_isDisabled(player.p))
      return;
 
   stopped = pilot_isStopped(player.p);
   if (stopped && !pilot_isFlag(player.p, PILOT_COOLDOWN))
      pilot_cooldown(player.p, 1);
   else {
      pilot_setFlag(player.p, PILOT_BRAKING);
      pilot_setFlag(player.p, PILOT_COOLDOWN_BRAKE);
   }
}
 
static int player_thinkMouseFly( double dt )
{
   double px, py, r, x, y;
 
   px = player.p->solid.pos.x;
   py = player.p->solid.pos.y;
   gl_screenToGameCoords( &x, &y, player.mousex, player.mousey );
   r = sqrt(pow2(x-px) + pow2(y-py));
   if (r > 50.) { /* Ignore mouse input within a 50 px radius of the centre. */
      pilot_face(player.p, atan2( y-py, x-px), dt);
      if (conf.mouse_accel) { /* Only alter thrust if option is enabled. */
         double acc = CLAMP(0., 1., (r - 100.) / 200.);
         acc = 3. * pow2(acc) - 2. * pow(acc, 3.);
         /* Only accelerate when within 180 degrees of the intended direction. */
         if (ABS(angle_diff(atan2( y - py, x - px), player.p->solid.dir)) < M_PI_2 )
            player_accel(acc);
         else
            player_accel(0.);
      }
      return 1;
   }
   else
      return 0;
}
 
void player_dead (void)
{
   /* Explode at normal speed. */
   pause_setSpeed(1.);
   sound_setSpeed(1.);
 
   /* Close the overlay. */
   ovr_setOpen(0);
}
 
void player_destroyed (void)
{
   if (player_isFlag(PLAYER_DESTROYED))
      return;
 
   /* Mark as destroyed. */
   player_setFlag(PLAYER_DESTROYED);
 
   /* Set timer for death menu. */
   player_timer = 5.;
 
   /* Stop sounds. */
   player_soundStop();
 
   /* Stop autonav */
   player_autonavEnd();
 
   /* Reset time compression when player dies. */
   pause_setSpeed(1.);
   sound_setSpeed(1.);
}
 
static int player_shipsCompare( const void *arg1, const void *arg2 )
{
   PlayerShip_t *ps1, *ps2;
   credits_t p1, p2;
 
   /* Get the arguments. */
   ps1 = (PlayerShip_t*) arg1;
   ps2 = (PlayerShip_t*) arg2;
 
   if (ps1->favourite && !ps2->favourite)
      return -1;
   else if (ps2->favourite && !ps1->favourite)
      return +1;
 
   if (ps1->deployed && !ps2->deployed)
      return -1;
   else if (ps2->deployed && !ps1->deployed)
      return +1;
 
   /* Get prices. */
   p1 = pilot_worth( ps1->p, 0 );
   p2 = pilot_worth( ps2->p, 0 );
 
   /* Compare price INVERSELY */
   if (p1 < p2)
      return +1;
   else if (p1 > p2)
      return -1;
 
   /* In case of tie sort by name so they don't flip or something. */
   return strcmp( ps1->p->name, ps2->p->name );
}
 
void player_shipsSort (void)
{
   if (array_size(player_stack) == 0)
      return;
 
   /* Sort. */
   qsort( player_stack, array_size(player_stack), sizeof(PlayerShip_t), player_shipsCompare );
}
 
int player_ships( char** sships, glTexture** tships )
{
   /* Sort. */
   player_shipsSort();
 
   /* Create the struct. */
   for (int i=0; i < array_size(player_stack); i++) {
      sships[i] = strdup(player_stack[i].p->name);
      tships[i] = player_stack[i].p->ship->gfx_store;
   }
 
   return array_size(player_stack);
}
 
const PlayerShip_t* player_getShipStack (void)
{
   return player_stack;
}
 
int player_nships (void)
{
   return array_size(player_stack);
}
 
int player_hasShip( const char *shipname )
{
   /* Check current ship. */
   if ((player.p != NULL) && (strcmp(player.p->name,shipname)==0))
      return 1;
 
   /* Check stocked ships. */
   for (int i=0; i < array_size(player_stack); i++)
      if (strcmp(player_stack[i].p->name, shipname)==0)
         return 1;
   return 0;
}
 
Pilot *player_getShip( const char *shipname )
{
   if ((player.p != NULL) && (strcmp(shipname,player.p->name)==0))
      return player.p;
 
   for (int i=0; i < array_size(player_stack); i++)
      if (strcmp(player_stack[i].p->name, shipname)==0)
         return player_stack[i].p;
 
   WARN(_("Player ship '%s' not found in stack"), shipname);
   return NULL;
}
 
PlayerShip_t *player_getPlayerShip( const char *shipname )
{
   if ((player.p != NULL) && (strcmp(shipname,player.p->name)==0))
      return NULL;
 
   for (int i=0; i < array_size(player_stack); i++)
      if (strcmp(player_stack[i].p->name, shipname)==0)
         return &player_stack[i];
 
   WARN(_("Player ship '%s' not found in stack"), shipname);
   return NULL;
}
 
int player_outfitOwned( const Outfit* o )
{
   /* Special case map. */
   if ((outfit_isMap(o) && map_isUseless(o)) ||
         (outfit_isLocalMap(o) && localmap_isUseless(o)))
      return 1;
 
   /* Special case license. */
   if (outfit_isLicense(o) &&
         player_hasLicense(o->u.lic.provides))
      return 1;
 
   /* Special case GUI. */
   if (outfit_isGUI(o) &&
         player_guiCheck(o->u.gui.gui))
      return 1;
 
   /* Special case intrinsics. */
   if (o->slot.type==OUTFIT_SLOT_INTRINSIC)
      return pilot_hasIntrinsic( player.p, o );
 
   /* Try to find it. */
   for (int i=0; i<array_size(player_outfits); i++)
      if (player_outfits[i].o == o)
         return player_outfits[i].q;
 
   return 0;
}
 
int player_outfitOwnedTotal( const Outfit* o )
{
   int q = player_outfitOwned(o);
   q += pilot_numOutfit( player.p, o );
   for (int i=0; i<array_size(player_stack); i++)
      q += pilot_numOutfit( player_stack[i].p, o );
 
   return q;
}
 
static int player_outfitCompare( const void *arg1, const void *arg2 )
{
   PlayerOutfit_t *po1, *po2;
 
   /* Get type. */
   po1 = (PlayerOutfit_t*) arg1;
   po2 = (PlayerOutfit_t*) arg2;
 
   /* Compare. */
   return outfit_compareTech( &po1->o, &po2->o );
}
 
const PlayerOutfit_t* player_getOutfits (void)
{
   return player_outfits;
}
 
int player_getOutfitsFiltered( const Outfit ***outfits,
      int(*filter)( const Outfit *o ), const char *name )
{
   if (array_size(player_outfits) == 0)
      return 0;
 
   /* We'll sort. */
   qsort( player_outfits, array_size(player_outfits),
         sizeof(PlayerOutfit_t), player_outfitCompare );
 
   for (int i=0; i<array_size(player_outfits); i++)
      array_push_back( outfits, (Outfit*)player_outfits[i].o );
 
   return outfits_filter( *outfits, array_size(player_outfits), filter, name );
}
 
int player_numOutfits (void)
{
   return array_size(player_outfits);
}
 
int player_addOutfit( const Outfit *o, int quantity )
{
   PlayerOutfit_t *po;
 
   /* Validity check. */
   if (quantity == 0)
      return 0;
 
   /* Don't readd uniques. */
   if (outfit_isProp(o,OUTFIT_PROP_UNIQUE) && (player_outfitOwned(o)>0))
      return 0;
 
   /* special case if it's a map */
   if (outfit_isMap(o)) {
      map_map(o);
      return 1; /* Success. */
   }
   else if (outfit_isLocalMap(o)) {
      localmap_map(o);
      return 1;
   }
   /* special case if it's an outfit */
   else if (outfit_isGUI(o)) {
      player_guiAdd(o->u.gui.gui);
      return 1; /* Success. */
   }
   /* special case if it's a license. */
   else if (outfit_isLicense(o)) {
      player_addLicense(o->u.lic.provides);
      return 1; /* Success. */
   }
   /* intrinsic outfits get added as intinsics. */
   else if (o->slot.type==OUTFIT_SLOT_INTRINSIC) {
      if (pilot_hasOutfitLimit( player.p, o->limit ))
         return 0;
      return pilot_addOutfitIntrinsic( player.p, o );
   }
 
   /* Try to find it. */
   for (int i=0; i<array_size(player_outfits); i++) {
      if (player_outfits[i].o == o) {
         player_outfits[i].q  += quantity;
         return quantity;
      }
   }
 
   /* Allocate if needed. */
   po = &array_grow( &player_outfits );
 
   /* Add the outfit. */
   po->o = o;
   po->q = quantity;
   return quantity;
}
 
int player_rmOutfit( const Outfit *o, int quantity )
{
   if (o->slot.type==OUTFIT_SLOT_INTRINSIC)
      return pilot_rmOutfitIntrinsic( player.p, o );
 
   /* Try to find it. */
   for (int i=0; i<array_size(player_outfits); i++) {
      if (player_outfits[i].o != o)
         continue;
      /* See how many to remove. */
      int q = MIN( player_outfits[i].q, quantity );
      player_outfits[i].q -= q;
 
      /* See if must remove element. */
      if (player_outfits[i].q <= 0)
         array_erase( &player_outfits, &player_outfits[i], &player_outfits[i+1] );
 
      /* Return removed outfits. */
      return q;
   }
 
   /* Nothing removed. */
   return 0;
}
 
/*
 * Trivial sorting function for arrays of integers.
 */
static int cmp_int( const void *p1, const void *p2 )
{
   const int *i1 = (const int*) p1;
   const int *i2 = (const int*) p2;
   return (*i1) - (*i2);
}
 
void player_missionFinished( int id )
{
   HookParam h[2];
   const MissionData *m;
 
   /* Make sure not already marked. */
   if (player_missionAlreadyDone(id))
      return;
 
   /* Mark as done. */
   if (missions_done == NULL)
      missions_done = array_create( int );
   array_push_back( &missions_done, id );
 
   qsort( missions_done, array_size(missions_done), sizeof(int), cmp_int );
 
   /* Run the completion hook. */
   m = mission_get( id );
   mission_toLuaTable( naevL, m ); /* Push to stack. */
   h[0].type = HOOK_PARAM_REF;
   h[0].u.ref = luaL_ref( naevL, LUA_REGISTRYINDEX ); /* Pops from stack. */
   h[1].type = HOOK_PARAM_SENTINEL;
   hooks_runParam( "mission_done", h );
}
 
int player_missionAlreadyDone( int id )
{
   if (missions_done == NULL)
      return 0;
 
   const int *i = bsearch( &id, missions_done, array_size(missions_done), sizeof(int), cmp_int );
   return i!=NULL;
}
 
int* player_missionsDoneList (void)
{
   return missions_done;
}
 
void player_eventFinished( int id )
{
   HookParam h[2];
 
   /* Make sure not already done. */
   if (player_eventAlreadyDone(id))
      return;
 
   /* Mark as done. */
   if (events_done == NULL)
      events_done = array_create( int );
   array_push_back( &events_done, id );
 
   qsort( events_done, array_size(events_done), sizeof(int), cmp_int );
 
   /* Run the completion hook. */
   event_toLuaTable( naevL, id ); /* Push to stack. */
   h[0].type = HOOK_PARAM_REF;
   h[0].u.ref = luaL_ref( naevL, LUA_REGISTRYINDEX ); /* Pops from stack. */
   h[1].type = HOOK_PARAM_SENTINEL;
   hooks_runParam( "event_done", h );
}
 
int player_eventAlreadyDone( int id )
{
   if (events_done == NULL)
      return 0;
 
   const int *i = bsearch( &id, events_done, array_size(events_done), sizeof(int), cmp_int );
   return i!=NULL;
}
 
int* player_eventsDoneList (void)
{
   return events_done;
}
 
int player_hasLicense( const char *license )
{
   if (license == NULL)
      return 1;
   if (player_licenses == NULL)
      return 0;
 
   const char *s = bsearch( &license, player_licenses, array_size(player_licenses), sizeof(char*), strsort );
   return s!=NULL;
}
 
void player_addLicense( const char *license )
{
   if (player_hasLicense(license))
      return;
   if (player_licenses == NULL)
      player_licenses = array_create( char* );
   array_push_back( &player_licenses, strdup(license) );
 
   qsort( player_licenses, array_size(player_licenses), sizeof(char*), strsort );
}
 
const char **player_getLicenses ()
{
   return (const char**) player_licenses;
}
 
void player_runHooks (void)
{
   if (player_isFlag( PLAYER_HOOK_HYPER )) {
      player_rmFlag( PLAYER_HOOK_HYPER );
      player_brokeHyperspace();
   }
   if (player_isFlag( PLAYER_HOOK_JUMPIN)) {
      player_rmFlag( PLAYER_HOOK_JUMPIN );
      pilot_outfitLOnjumpin( player.p );
      hooks_run( "jumpin" );
      hooks_run( "enter" );
      events_trigger( EVENT_TRIGGER_ENTER );
      missions_run( MIS_AVAIL_ENTER, -1, NULL, NULL );
   }
   if (player_isFlag( PLAYER_HOOK_LAND )) {
      player_rmFlag( PLAYER_HOOK_LAND );
      if (player.p->nav_spob >= 0)
         land( cur_system->spobs[ player.p->nav_spob ], 0 );
   }
}
 
static void player_clearEscorts (void)
{
   for (int i=0; i<array_size(player.p->outfits); i++) {
      if (player.p->outfits[i]->outfit == NULL)
         continue;
 
      if (outfit_isFighterBay(player.p->outfits[i]->outfit))
         player.p->outfits[i]->u.ammo.deployed = 0;
   }
}
 
int player_addEscorts (void)
{
   /* Clear escorts first. */
   player_clearEscorts();
 
   /* Go over escorts. */
   for (int i=0; i<array_size(player.p->escorts); i++) {
      int q;
      PilotOutfitSlot *po;
      const Escort_t *e = &player.p->escorts[i];
      Pilot *pe = pilot_get( e->id );
 
      /* Non-persistent pilots should have been wiped already. */
      if (pe == NULL) {
         escort_rmListIndex(player.p, i);
         i--;
         continue;
      }
 
      /* Update to random position. */
      pe->solid.dir = RNGF() * 2. * M_PI;
      vec2_cset( &pe->solid.pos, player.p->solid.pos.x + 50.*cos(pe->solid.dir),
            player.p->solid.pos.y + 50.*sin(pe->solid.dir) );
      vec2_cset( &pe->solid.vel, 0., 0. );
 
      /* Update outfit if needed. */
      if (e->type != ESCORT_TYPE_BAY)
         continue;
 
      po = pilot_getDockSlot( pe );
      if (po == NULL) {
         /* We just want to delete the pilot and not trigger other stuff. */
         pilot_setFlag( pe, PILOT_DELETE );
         WARN(_("Escort is undeployed, removing."));
         escort_rmListIndex(player.p, i);
         i--;
         continue;
      }
 
      po->u.ammo.deployed++;
      q = po->u.ammo.deployed + po->u.ammo.quantity;
      if (q > pilot_maxAmmoO(player.p,po->outfit)) {
         /* We just want to delete the pilot and not trigger other stuff. */
         pilot_setFlag( pe, PILOT_DELETE );
         WARN(_("Escort is deployed past outfit limits, removing."));
         escort_rmListIndex(player.p, i);
         i--;
         continue;
      }
   }
 
   /* Add the player fleets. */
   for (int i=0; i<array_size(player_stack); i++) {
      PlayerShip_t *ps = &player_stack[i];
 
      /* Already exists. */
      if (ps->p->id)
         continue;
 
      /* Only deploy escorts that are deployed. */
      if (!ps->deployed)
         continue;
 
      /* Only deploy spaceworthy escorts. */
      if (!pilot_isSpaceworthy(ps->p))
         continue;
 
      pfleet_deploy( ps );
   }
 
   return 0;
}
 
static int player_saveEscorts( xmlTextWriterPtr writer )
{
   for (int i=0; i<array_size(player.p->escorts); i++) {
      Escort_t *e = &player.p->escorts[i];
      Pilot *pe;
      if (!e->persist)
         continue;
      switch (e->type) {
         case ESCORT_TYPE_BAY:
            xmlw_startElem(writer, "escort");
            xmlw_attr(writer,"type","bay");
            xmlw_attr(writer, "name", "%s", e->ship->name);
            xmlw_endElem(writer); /* "escort" */
            break;
 
         case ESCORT_TYPE_FLEET:
            pe = pilot_get( e->id );
            if (pe != NULL) {
               xmlw_startElem(writer, "escort");
               xmlw_attr(writer,"type","fleet");
               xmlw_attr(writer, "name", "%s", pe->name);
               xmlw_endElem(writer); /* "escort" */
            }
            break;
 
         default:
            break;
      }
   }
 
   return 0;
}
 
int player_save( xmlTextWriterPtr writer )
{
   const char **guis;
   int cycles, periods, seconds;
   double rem;
   const PlayerItem *inventory;
 
   xmlw_startElem(writer,"player");
 
   /* Standard player details. */
   xmlw_attr(writer,"name","%s",player.name);
   xmlw_elem(writer,"credits","%"CREDITS_PRI,player.p->credits);
   xmlw_elem(writer,"chapter","%s",player.chapter);
   if (player.difficulty != NULL)
      xmlw_elem(writer,"difficulty","%s",player.difficulty);
   if (player.gui != NULL)
      xmlw_elem(writer,"gui","%s",player.gui);
   xmlw_elem(writer,"mapOverlay","%d",ovr_isOpen());
   gui_radarGetRes( &player.radar_res );
   xmlw_elem(writer,"radar_res","%f",player.radar_res);
   xmlw_elem(writer,"eq_outfitMode","%d",player.eq_outfitMode);
   xmlw_elem(writer,"map_minimal","%d",player.map_minimal);
   xmlw_elem(writer,"fleet_capacity","%d",player.fleet_capacity);
 
   /* Time. */
   xmlw_startElem(writer,"time");
   ntime_getR( &cycles, &periods, &seconds, &rem );
   xmlw_elem(writer,"SCU","%d", cycles);
   xmlw_elem(writer,"STP","%d", periods);
   xmlw_elem(writer,"STU","%d", seconds);
   xmlw_elem(writer,"Remainder","%lf", rem);
   xmlw_endElem(writer); /* "time" */
 
   /* Current ship. */
   xmlw_elem(writer, "location", "%s", land_spob->name);
   player_saveShip( writer, &player.ps ); /* current ship */
 
   /* Ships. */
   xmlw_startElem(writer,"ships");
   for (int i=0; i<array_size(player_stack); i++)
      player_saveShip( writer, &player_stack[i] );
   xmlw_endElem(writer); /* "ships" */
 
   /* GUIs. */
   xmlw_startElem(writer,"guis");
   guis = player_guiList();
   for (int i=0; i<array_size(guis); i++)
      xmlw_elem(writer,"gui","%s",guis[i]);
   xmlw_endElem(writer); /* "guis" */
 
   /* Outfits. */
   xmlw_startElem(writer,"outfits");
   for (int i=0; i<array_size(player_outfits); i++) {
      xmlw_startElem(writer, "outfit");
      xmlw_attr(writer, "quantity", "%d", player_outfits[i].q);
      xmlw_str(writer, "%s", player_outfits[i].o->name);
      xmlw_endElem(writer); /* "outfit" */
   }
   xmlw_endElem(writer); /* "outfits" */
 
   /* Licenses. */
   xmlw_startElem(writer, "licenses");
   for (int i=0; i<array_size(player_licenses); i++)
      xmlw_elem(writer, "license", "%s", player_licenses[i]);
   xmlw_endElem(writer); /* "licenses" */
 
   /* Inventory. */
   xmlw_startElem(writer, "inventory");
   inventory = player_inventory();
   for (int i=0; i<array_size(inventory); i++) {
      const PlayerItem *pi = &inventory[i];
      xmlw_startElem(writer, "item");
      xmlw_attr(writer, "quantity", "%d", pi->quantity);
      xmlw_str(writer, "%s", pi->name);
      xmlw_endElem(writer); /* "item" */
   }
   xmlw_endElem(writer); /* "inventory" */
 
   xmlw_endElem(writer); /* "player" */
 
   /* Mission the player has done. */
   xmlw_startElem(writer,"missions_done");
   for (int i=0; i<array_size(missions_done); i++) {
      const MissionData *m = mission_get(missions_done[i]);
      if (m != NULL) /* In case mission name changes between versions */
         xmlw_elem(writer, "done", "%s", m->name);
   }
   xmlw_endElem(writer); /* "missions_done" */
 
   /* Events the player has done. */
   xmlw_startElem(writer, "events_done");
   for (int i=0; i<array_size(events_done); i++) {
      const char *ev = event_dataName(events_done[i]);
      if (ev != NULL) /* In case mission name changes between versions */
         xmlw_elem(writer, "done", "%s", ev);
   }
   xmlw_endElem(writer); /* "events_done" */
 
   /* Escorts. */
   xmlw_startElem(writer, "escorts");
   player_saveEscorts(writer);
   xmlw_endElem(writer); /* "escorts" */
 
   /* Metadata. */
   xmlw_startElem(writer,"metadata");
   player_saveMetadata( writer );
   xmlw_endElem(writer); /* "metadata" */
 
   return 0;
}
 
static int player_saveShipSlot( xmlTextWriterPtr writer, const PilotOutfitSlot *slot, int i )
{
   const Outfit *o = slot->outfit;
   xmlw_startElem(writer,"outfit");
   xmlw_attr(writer,"slot","%d",i);
   if (outfit_isLauncher(o) || outfit_isFighterBay(o))
      xmlw_attr(writer,"quantity","%d", slot->u.ammo.quantity);
   xmlw_str(writer,"%s",o->name);
   xmlw_endElem(writer); /* "outfit" */
 
   return 0;
}
 
static int player_saveShip( xmlTextWriterPtr writer, PlayerShip_t *pship )
{
   Pilot *ship = pship->p;
   xmlw_startElem(writer,"ship");
   xmlw_attr(writer,"name","%s",ship->name);
   xmlw_attr(writer,"model","%s",ship->ship->name);
   xmlw_attr(writer,"favourite", "%d",pship->favourite);
   xmlw_attr(writer,"deployed", "%d",pship->deployed);
 
   /* Metadata. */
   if (pship->acquired)
      xmlw_elem(writer, "acquired","%s", pship->acquired);
   xmlw_saveTime(writer, "acquired_date", pship->acquired_date);
   xmlw_elem(writer, "time_played","%f", pship->time_played);
   xmlw_elem(writer, "dmg_done_shield", "%f", pship->dmg_done_shield);
   xmlw_elem(writer, "dmg_done_armour", "%f", pship->dmg_done_armour);
   xmlw_elem(writer, "dmg_taken_shield", "%f", pship->dmg_taken_shield);
   xmlw_elem(writer, "dmg_taken_armour", "%f", pship->dmg_taken_armour);
   xmlw_elem(writer, "jumped_times", "%u", pship->jumped_times);
   xmlw_elem(writer, "landed_times", "%u", pship->landed_times);
   xmlw_elem(writer, "death_counter", "%u", pship->death_counter);
 
   /* Ships destroyed by class. */
   xmlw_startElem(writer,"ships_destroyed");
   for (int i=SHIP_CLASS_NULL+1; i<SHIP_CLASS_TOTAL; i++) {
      char buf[STRMAX_SHORT];
      strncpy( buf, ship_classToString(i), sizeof(buf)-1 );
      for (size_t j=0; j<strlen(buf); j++)
         if (buf[j]==' ')
            buf[j]='_';
      xmlw_elem(writer, buf, "%u", pship->ships_destroyed[i]);
   }
   xmlw_endElem(writer); /* "ships_destroyed" */
 
   /* save the fuel */
   xmlw_elem(writer,"fuel","%f",ship->fuel);
 
   /* save the outfits */
   xmlw_startElem(writer,"outfits_intrinsic"); /* Want them to be first. */
   for (int i=0; i<array_size(ship->outfit_intrinsic); i++)
      player_saveShipSlot( writer, &ship->outfit_intrinsic[i], i );
   xmlw_endElem(writer); /* "outfits_intrinsic" */
   xmlw_startElem(writer,"outfits_structure");
   for (int i=0; i<array_size(ship->outfit_structure); i++) {
      if (ship->outfit_structure[i].outfit==NULL)
         continue;
      player_saveShipSlot( writer, &ship->outfit_structure[i], i );
   }
   xmlw_endElem(writer); /* "outfits_structure" */
   xmlw_startElem(writer,"outfits_utility");
   for (int i=0; i<array_size(ship->outfit_utility); i++) {
      if (ship->outfit_utility[i].outfit==NULL)
         continue;
      player_saveShipSlot( writer, &ship->outfit_utility[i], i );
   }
   xmlw_endElem(writer); /* "outfits_utility" */
   xmlw_startElem(writer,"outfits_weapon");
   for (int i=0; i<array_size(ship->outfit_weapon); i++) {
      if (ship->outfit_weapon[i].outfit==NULL)
         continue;
      player_saveShipSlot( writer, &ship->outfit_weapon[i], i );
   }
   xmlw_endElem(writer); /* "outfits_weapon" */
 
   /* save the commodities */
   xmlw_startElem(writer,"commodities");
   for (int i=0; i<array_size(ship->commodities); i++) {
      PilotCommodity *pc = &ship->commodities[i];
      /* Remove cargo with id and no mission. */
      if (pc->id > 0) {
         int found = 0;
         for (int j=0; j<array_size(player_missions); j++) {
            /* Only check active missions. */
            if (player_missions[j]->id > 0) {
               /* Now check if it's in the cargo list. */
               for (int k=0; k<array_size(player_missions[j]->cargo); k++) {
                  /* See if it matches a cargo. */
                  if (player_missions[j]->cargo[k] == pc->id) {
                     found = 1;
                     break;
                  }
               }
            }
            if (found)
               break;
         }
 
         if (!found) {
            WARN(_("Found mission cargo '%s' without associated mission."),pc->commodity->name);
            WARN(_("Please reload save game to remove the dead cargo."));
            continue;
         }
      }
      else if (pc->quantity==0) {
         WARN(_("Found cargo '%s' with 0 quantity."),pc->commodity->name);
         WARN(_("Please reload save game to remove the dead cargo."));
         continue;
      }
 
      xmlw_startElem(writer,"commodity");
 
      xmlw_attr(writer,"quantity","%d",pc->quantity);
      if (pc->id > 0)
         xmlw_attr(writer,"id","%d",pc->id);
      xmlw_str(writer,"%s",pc->commodity->name);
 
      xmlw_endElem(writer); /* commodity */
   }
   xmlw_endElem(writer); /* "commodities" */
 
   xmlw_startElem(writer, "weaponsets");
   xmlw_attr(writer, "autoweap", "%d", ship->autoweap);
   xmlw_attr(writer, "active_set", "%d", ship->active_set);
   xmlw_attr(writer, "aim_lines", "%d", ship->aimLines);
   for (int i=0; i<PILOT_WEAPON_SETS; i++) {
      PilotWeaponSet *ws = &pship->weapon_sets[i];
      PilotWeaponSetOutfit *weaps = ws->slots;
      xmlw_startElem(writer,"weaponset");
      /* Inrange isn't handled by autoweap for the player. */
      xmlw_attr(writer,"inrange","%d",ws->inrange);
      xmlw_attr(writer,"manual","%d",ws->manual);
      xmlw_attr(writer,"volley","%d",ws->volley);
      xmlw_attr(writer,"id","%d",i);
      if (!ship->autoweap) {
         xmlw_attr(writer,"type","%d",ws->type);
         for (int j=0; j<array_size(weaps); j++) {
            xmlw_startElem(writer,"weapon");
            xmlw_attr(writer,"level","%d",weaps[j].level);
            xmlw_str(writer,"%d",weaps[j].slotid);
            xmlw_endElem(writer); /* "weapon" */
         }
      }
      xmlw_endElem(writer); /* "weaponset" */
   }
   xmlw_endElem(writer); /* "weaponsets" */
 
   /* Ship variables. */
   xmlw_startElem(writer, "vars");
   lvar_save( pship->p->shipvar, writer );
   xmlw_endElem(writer); /* "vars" */
 
   xmlw_endElem(writer); /* "ship" */
 
   return 0;
}
 
static int player_saveMetadata( xmlTextWriterPtr writer )
{
   time_t t = time(NULL);
   double diff = difftime( t, player.time_since_save );
 
   /* Compute elapsed time. */
   player.time_played += diff;
   player.ps.time_played += diff;
   player.time_since_save = t;
 
   /* Save the stuff. */
   xmlw_saveTime(writer, "last_played", time(NULL));
   xmlw_saveTime(writer, "date_created", player.date_created);
 
   /* Meta-data. */
   xmlw_elem(writer, "time_played","%f", player.time_played);
   xmlw_elem(writer, "dmg_done_shield", "%f", player.dmg_done_shield);
   xmlw_elem(writer, "dmg_done_armour", "%f", player.dmg_done_armour);
   xmlw_elem(writer, "dmg_taken_shield", "%f", player.dmg_taken_shield);
   xmlw_elem(writer, "dmg_taken_armour", "%f", player.dmg_taken_armour);
   xmlw_elem(writer, "jumped_times", "%u", player.jumped_times);
   xmlw_elem(writer, "landed_times", "%u", player.landed_times);
   xmlw_elem(writer, "death_counter", "%u", player.death_counter);
 
   /* Ships destroyed by class. */
   xmlw_startElem(writer,"ships_destroyed");
   for (int i=SHIP_CLASS_NULL+1; i<SHIP_CLASS_TOTAL; i++) {
      char buf[STRMAX_SHORT];
      strncpy( buf, ship_classToString(i), sizeof(buf)-1 );
      for (size_t j=0; j<strlen(buf); j++)
         if (buf[j]==' ')
            buf[j]='_';
      xmlw_elem(writer, buf, "%u", player.ships_destroyed[i]);
   }
   xmlw_endElem(writer); /* "ships_destroyed" */
 
   return 0;
}
 
Spob* player_load( xmlNodePtr parent )
{
   xmlNodePtr node;
   Spob *pnt;
 
   /* some cleaning up */
   memset( &player, 0, sizeof(Player_t) );
   player.speed = 1.;
   pnt = NULL;
   map_cleanup();
 
   /* Sane time defaults. */
   player.last_played = time(NULL);
   player.date_created = player.last_played;
   player.time_since_save = player.last_played;
 
   if (player_stack==NULL)
      player_stack = array_create( PlayerShip_t );
   if (player_outfits==NULL)
      player_outfits = array_create( PlayerOutfit_t );
 
   node = parent->xmlChildrenNode;
   do {
      if (xml_isNode(node,"metadata"))
         player_parseMetadata(node);
      else if (xml_isNode(node,"player"))
         pnt = player_parse( node );
      else if (xml_isNode(node,"missions_done"))
         player_parseDoneMissions( node );
      else if (xml_isNode(node,"events_done"))
         player_parseDoneEvents( node );
      else if (xml_isNode(node,"escorts"))
         player_parseEscorts(node);
   } while (xml_nextNode(node));
 
   /* Set up meta-data. */
   player.time_since_save = time(NULL);
 
   /* Defaults as necessary. */
   if (player.chapter==NULL)
      player.chapter = strdup( start_chapter() );
   if (player.difficulty!=NULL)
      difficulty_setLocal( difficulty_get(player.difficulty) );
   else
      difficulty_setLocal( NULL ); /* Sets the default. */
 
   /* Updates the fleet internals. */
   pfleet_update();
 
   /* Update weapon set. */
   pilot_weaponSetDefault( player.p );
 
   return pnt;
}
 
static int player_runUpdaterScript( const char* type, const char* name, int q )
{
   static nlua_env player_updater_env = LUA_NOREF;
 
   player_ran_updater = 1;
 
   /* Load env if necessary. */
   if (player_updater_env == LUA_NOREF) {
      player_updater_env = nlua_newEnv();
      size_t bufsize;
      char *buf = ndata_read( SAVE_UPDATER_PATH, &bufsize );
      if (nlua_dobufenv(player_updater_env, buf, bufsize, SAVE_UPDATER_PATH) != 0) {
         WARN( _("Error loading file: %s\n"
            "%s\n"
            "Most likely Lua file has improper syntax, please check"),
               SAVE_UPDATER_PATH, lua_tostring(naevL,-1));
         free(buf);
         return 0;
      }
      free(buf);
   }
 
   /* Try to find out equivalent. */
   nlua_getenv( naevL, player_updater_env, type );
   lua_pushstring( naevL, name );
   if (nlua_pcall(player_updater_env, 1, 1)) { /* error has occurred */
      WARN( _("Board: '%s'"), lua_tostring(naevL,-1));
      lua_pop(naevL,1);
      return 0;
   }
   if (lua_type(naevL,-1) == LUA_TNUMBER) {
      player_payback += q * round( lua_tonumber(naevL,-1) );
      lua_pop(naevL,1);
      return 0;
   }
 
   return 1;
}
 
static const Outfit* player_tryGetOutfit( const char *name, int q )
{
   const Outfit *o = outfit_getW( name );
 
   /* Outfit was found normally. */
   if (o != NULL)
      return o;
   player_ran_updater = 1;
 
   /* Try to find out equivalent. */
   if (player_runUpdaterScript( "outfit", name, q ) == 0)
      return NULL;
   else if (lua_type(naevL,-1) == LUA_TSTRING)
      o = outfit_get( lua_tostring(naevL,-1) );
   else if (lua_isoutfit(naevL,-1))
      o = lua_tooutfit(naevL,-1);
   else
      WARN(_("Outfit '%s' in player save not found!"), name );
 
   lua_pop(naevL,1);
 
   return o;
}
 
static const Ship* player_tryGetShip( const char *name )
{
   const Ship *s = ship_getW( name );
 
   /* Ship was found normally. */
   if (s != NULL)
      return s;
   player_ran_updater = 1;
 
   /* Try to find out equivalent. */
   if (player_runUpdaterScript( "ship", name, 1 ) == 0)
      return NULL;
   else if (lua_type(naevL,-1) == LUA_TSTRING)
      s = ship_get( lua_tostring(naevL,-1) );
   else if (lua_isship(naevL,-1))
      s = lua_toship(naevL,-1);
   else
      WARN(_("Ship '%s' in player save not found!"), name );
 
   lua_pop(naevL,1);
 
   return s;
}
 
static void player_tryAddLicense( const char *name )
{
   /* Found normally. */
   if (outfit_licenseExists(name)) {
      player_addLicense( name );
      return;
   }
   player_ran_updater = 1;
 
   /* Try to find out equivalent. */
   if (player_runUpdaterScript( "license", name, 1 ) == 0)
      return;
   else if (lua_type(naevL,-1) == LUA_TSTRING)
      player_addLicense( lua_tostring(naevL,-1) );
   else
      WARN(_("Saved license does not exist and could not be found or updated: '%s'!"), name);
   lua_pop(naevL,1);
}
 
static Spob* player_parse( xmlNodePtr parent )
{
   const char *spob = NULL;
   Spob *pnt = NULL;
   xmlNodePtr node, cur;
   int map_overlay_enabled = 0;
   StarSystem *sys;
   double a, r;
   int time_set = 0;
 
   xmlr_attr_strd(parent, "name", player.name);
   assert( player.p == NULL );
   player_ran_updater = 0;
 
   player.radar_res = RADAR_RES_DEFAULT;
 
   /* Must get spob first. */
   node = parent->xmlChildrenNode;
   do {
      xmlr_str(node,"location",spob);
   } while (xml_nextNode(node));
 
   /* Parse rest. */
   node = parent->xmlChildrenNode;
   do {
      /* global stuff */
      xmlr_ulong(node, "credits", player_creds);
      xmlr_strd(node, "gui", player.gui);
      xmlr_strd(node, "chapter", player.chapter);
      xmlr_int(node, "mapOverlay", map_overlay_enabled);
      xmlr_float(node, "radar_res", player.radar_res);
      xmlr_int(node, "eq_outfitMode", player.eq_outfitMode);
      xmlr_int(node, "map_minimal", player.map_minimal);
      xmlr_int(node, "fleet_capacity", player.fleet_capacity);
 
      /* Time. */
      if (xml_isNode(node,"time")) {
         double rem = -1.;
         int cycles=-1, periods=-1, seconds=-1;
         cur = node->xmlChildrenNode;
         do {
            xmlr_int(cur, "SCU", cycles);
            xmlr_int(cur, "STP", periods);
            xmlr_int(cur, "STU", seconds);
            xmlr_float(cur, "Remainder", rem);
         } while (xml_nextNode(cur));
         if ((cycles < 0) || (periods < 0) || (seconds < 0) || (rem<0.))
            WARN(_("Malformed time in save game!"));
         ntime_setR( cycles, periods, seconds, rem );
         if ((cycles >= 0) || (periods >= 0) || (seconds >= 0))
            time_set = 1;
      }
 
      if (xml_isNode(node, "ship"))
         player_parseShip(node, 1);
 
      /* Parse ships. */
      else if (xml_isNode(node,"ships")) {
         cur = node->xmlChildrenNode;
         do {
            if (xml_isNode(cur,"ship"))
               player_parseShip(cur, 0);
         } while (xml_nextNode(cur));
      }
 
      /* Parse GUIs. */
      else if (xml_isNode(node,"guis")) {
         cur = node->xmlChildrenNode;
         do {
            if (xml_isNode(cur,"gui"))
               player_guiAdd( xml_get(cur) );
         } while (xml_nextNode(cur));
      }
 
      /* Parse outfits. */
      else if (xml_isNode(node,"outfits")) {
         cur = node->xmlChildrenNode;
         do {
            if (xml_isNode(cur,"outfit")) {
               int q;
               const Outfit *o;
               const char *oname = xml_get(cur);
               xmlr_attr_float( cur, "quantity", q );
               if (q == 0) {
                  WARN(_("Outfit '%s' was saved without quantity!"), (oname!=NULL) ? oname : "NULL" );
                  continue;
               }
 
               o = player_tryGetOutfit( oname, q );
               if (o == NULL)
                  continue;
 
               player_addOutfit( o, q );
            }
         } while (xml_nextNode(cur));
      }
 
      /* Parse licenses. */
      else if (xml_isNode(node,"licenses"))
         player_parseLicenses(node);
 
      else if (xml_isNode(node,"inventory"))
         player_parseInventory(node);
 
   } while (xml_nextNode(node));
 
   /* Handle cases where ship is missing. */
   if (player.p == NULL) {
      PilotFlags flags;
      pilot_clearFlagsRaw( flags );
      pilot_setFlagRaw( flags, PILOT_PLAYER );
      pilot_setFlagRaw( flags, PILOT_NO_OUTFITS );
      WARN(_("Player ship does not exist!"));
 
      if (array_size(player_stack) == 0) {
         WARN(_("Player has no other ships, giving starting ship."));
         pilot_create( ship_get(start_ship()), "MIA",
               faction_get("Player"), "player", 0., NULL, NULL, flags, 0, 0 );
      }
      else {
         /* Just give player.p a random ship in the stack. */
         const Pilot *old_ship = player_stack[array_size(player_stack)-1].p;
         pilot_create( old_ship->ship, old_ship->name,
               faction_get("Player"), "player", 0., NULL, NULL, flags, 0, 0 );
         player_rmShip( old_ship->name );
         WARN(_("Giving player ship '%s'."), player.p->name );
      }
   }
 
   /* Check. */
   if (player.p == NULL) {
      ERR(_("Something went horribly wrong, player does not exist after load..."));
      return NULL;
   }
 
   /* Reset player speed */
   player.speed = 1.;
 
   /* set global thingies */
   player.p->credits = player_creds + player_payback;
   if (!time_set) {
      WARN(_("Save has no time information, setting to start information."));
      ntime_set( start_date() );
   }
 
   /* Updater message. */
   if (player_ran_updater) {
      DEBUG(_("Player save was updated!"));
      dialogue_msg(_("Save Game Updated"),_("The loaded save games has had outfits and ships updated to the current Naev version. You will find that some outfits and ships you have had have been changed. In the case no equivalent outfit or ship was found, you have been refunded the cost in credits."));
   }
 
   /* set player in system */
   pnt = spob_get( spob );
   /* Get random spob if it's NULL. */
   if ((pnt == NULL) || (spob_getSystem(spob) == NULL) ||
         !spob_hasService(pnt, SPOB_SERVICE_LAND)) {
      WARN(_("Player starts out in non-existent or invalid spob '%s',"
            "trying to find a suitable one instead."),
            spob );
 
      /* Find a landable, inhabited spob that's in a system, offers refueling
       * and meets the following additional criteria:
       *
       *    0: Shipyard, outfitter, non-hostile
       *    1: Outfitter, non-hostile
       *    2: None
       *
       * If no spob meeting the current criteria can be found, the next
       * set of criteria is tried until none remain.
       */
      const char *found = NULL;
      for (int i=0; i<3; i++) {
         unsigned int services = SPOB_SERVICE_LAND | SPOB_SERVICE_INHABITED | SPOB_SERVICE_REFUEL;
 
         if (i == 0)
            services |= SPOB_SERVICE_SHIPYARD;
 
         if (i != 2)
            services |= SPOB_SERVICE_OUTFITS;
 
         found = space_getRndSpob( 1, services,
               (i != 2) ? player_filterSuitableSpob : NULL );
         if (found != NULL)
            break;
 
         WARN(_("Could not find a spob satisfying criteria %d."), i);
      }
 
      if (found == NULL) {
         WARN(_("Could not find a suitable spob. Choosing a random spob."));
         found = space_getRndSpob(0, 0, NULL); /* This should never, ever fail. */
      }
      pnt = spob_get( found );
   }
 
   /* Initialize system. */
   sys = system_get( spob_getSystem( pnt->name ) );
   space_gfxLoad( sys );
   a = RNGF() * 2.*M_PI;
   r = RNGF() * pnt->radius * 0.8;
   player_warp( pnt->pos.x + r*cos(a), pnt->pos.y + r*sin(a) );
   player.p->solid.dir = RNG(0,359) * M_PI/180.;
 
   /* Initialize outfits. */
   pilot_outfitLInitAll( player.p );
 
   /* initialize the system */
   space_init( sys->name, 0 );
   map_clear(); /* sets the map up */
   ovr_setOpen(map_overlay_enabled);
 
   /* initialize the sound */
   player_initSound();
 
   return pnt;
}
 
static int player_filterSuitableSpob( Spob *p )
{
   return !areEnemies(p->presence.faction, FACTION_PLAYER);
}
 
static int player_parseDoneMissions( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      xml_onlyNodes(node);
 
      if (!xml_isNode(node,"done"))
         continue;
 
      int id = mission_getID( xml_get(node) );
      if (id < 0)
         DEBUG(_("Mission '%s' doesn't seem to exist anymore, removing from save."),
               xml_get(node));
      else
         player_missionFinished( id );
   } while (xml_nextNode(node));
   return 0;
}
 
static int player_parseDoneEvents( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      xml_onlyNodes(node);
 
      if (!xml_isNode(node,"done"))
         continue;
 
      int id = event_dataID( xml_get(node) );
      if (id < 0)
         DEBUG(_("Event '%s' doesn't seem to exist anymore, removing from save."),
               xml_get(node));
      else
         player_eventFinished( id );
   } while (xml_nextNode(node));
   return 0;
}
 
static int player_parseLicenses( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      xml_onlyNodes(node);
 
      if (!xml_isNode( node, "license" ))
         continue;
 
      const char *name = xml_get( node );
      if (name == NULL) {
         WARN( _( "License node is missing name." ) );
         continue;
      }
      player_tryAddLicense( name );
   } while (xml_nextNode(node));
   return 0;
}
 
static int player_parseInventory( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      int q;
      xml_onlyNodes(node);
 
      if (!xml_isNode( node, "item" ))
         continue;
 
      xmlr_attr_int_def( node, "quantity", q, 1 );
      const char *name = xml_get( node );
      if (name == NULL) {
         WARN( _( "Inventory item node is missing name." ) );
         continue;
      }
      player_inventoryAdd( name, q );
   } while (xml_nextNode(node));
   return 0;
}
 
static int player_parseEscorts( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      char *buf, *name;
 
      /* Skip non-escorts. */
      if (!xml_isNode(node,"escort"))
         continue;
 
      xmlr_attr_strd( node, "type", buf );
      xmlr_attr_strd( node, "name", name );
      if (name==NULL) /* Workaround for < 0.10.0 old saves, TODO remove around 0.12.0 or 0.13.0. */
         name = xml_getStrd( node );
      if (strcmp(buf,"bay")==0)
         escort_addList( player.p, ship_get(name), ESCORT_TYPE_BAY, 0, 1 );
 
      else if (strcmp(buf,"fleet")==0) {
         PlayerShip_t *ps = player_getPlayerShip( name );
 
         /* Only deploy escorts that are deployed. */
         if (!ps->deployed)
            WARN(_("Fleet ship '%s' is deployed despite not being marked for deployal!"), ps->p->name);
 
         /* Only deploy spaceworthy escorts. */
         if (!pilot_isSpaceworthy(ps->p))
            WARN(_("Fleet ship '%s' is deployed despite not being space worthy!"), ps->p->name);
 
         pfleet_deploy( ps );
      }
      else
         WARN(_("Escort has invalid type '%s'."), buf);
      free(buf);
      free(name);
   } while (xml_nextNode(node));
   return 0;
}
 
static int player_parseMetadata( xmlNodePtr parent )
{
   xmlNodePtr node = parent->xmlChildrenNode;
   do {
      xml_onlyNodes(node);
 
      xmlr_float(node,"dmg_done_shield",player.dmg_done_shield);
      xmlr_float(node,"dmg_done_armour",player.dmg_done_armour);
      xmlr_float(node,"dmg_taken_shield",player.dmg_taken_shield);
      xmlr_float(node,"dmg_taken_armour",player.dmg_taken_armour);
      xmlr_uint(node,"jumped_times",player.jumped_times);
      xmlr_uint(node,"landed_times",player.landed_times);
      xmlr_uint(node,"death_counter",player.death_counter);
      xmlr_float(node,"time_played",player.time_played);
 
      if (xml_isNode(node,"last_played")) {
         xml_parseTime(node, &player.last_played);
         continue;
      }
      else if (xml_isNode(node,"date_created")) {
         xml_parseTime(node, &player.date_created);
         continue;
      }
      else if (xml_isNode(node,"ships_destroyed")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do {
            char buf[STRMAX_SHORT];
            int class;
 
            xml_onlyNodes(cur);
 
            strncpy( buf, (const char*)cur->name, sizeof(buf)-1 );
            for (size_t i=0; i<strlen(buf); i++)
               if (buf[i]=='_')
                  buf[i] = ' ';
 
            class = ship_classFromString( buf );
            if (class==SHIP_CLASS_NULL) {
               WARN(_("Unknown ship class '%s' when parsing 'ships_destroyed' node!"), (const char*)cur->name );
               continue;
            }
 
            player.ships_destroyed[class] = xml_getULong(cur);
         } while (xml_nextNode(cur));
      }
   } while (xml_nextNode(node));
   return 0;
}
 
static void player_addOutfitToPilot( Pilot* pilot, const Outfit* outfit, PilotOutfitSlot *s )
{
   int ret;
 
   if (!outfit_fitsSlot( outfit, &s->sslot->slot )) {
      DEBUG( _("Outfit '%s' does not fit designated slot on player's pilot '%s', adding to stock."),
            outfit->name, pilot->name );
      player_addOutfit( outfit, 1 );
      return;
   }
 
   ret = pilot_addOutfitRaw( pilot, outfit, s );
   if (ret != 0) {
      DEBUG(_("Outfit '%s' does not fit on player's pilot '%s', adding to stock."),
            outfit->name, pilot->name);
      player_addOutfit( outfit, 1 );
      return;
   }
 
   /* Update stats. */
   pilot_calcStats( pilot );
}
 
static void player_parseShipSlot( xmlNodePtr node, Pilot *ship, PilotOutfitSlot *slot )
{
   const Outfit *o;
   int q;
   const char *name = xml_get(node);
   if (name == NULL) {
      WARN(_("Empty ship slot node found, skipping."));
      return;
   }
 
   /* Add the outfit. */
   o = player_tryGetOutfit( name, 1 );
   if (o==NULL)
      return;
   player_addOutfitToPilot( ship, o, slot );
 
   /* Doesn't have ammo. */
   if (!outfit_isLauncher(o) && !outfit_isFighterBay(o))
      return;
 
   /* See if has quantity. */
   xmlr_attr_int(node,"quantity",q);
   if (q > 0)
      pilot_addAmmo( ship, slot, q );
}
 
static int player_parseShip( xmlNodePtr parent, int is_player )
{
   char *name, *model;
   int id, autoweap, fuel, aim_lines, active_set;
   const Ship *ship_parsed;
   Pilot* ship;
   xmlNodePtr node;
   Commodity *com;
   PilotFlags flags;
   PlayerShip_t ps;
 
   memset( &ps, 0, sizeof(PlayerShip_t) );
 
   /* Parse attributes. */
   xmlr_attr_strd( parent, "name", name );
   xmlr_attr_strd( parent, "model", model );
   xmlr_attr_int_def( parent, "favourite", ps.favourite, 0 );
   xmlr_attr_int_def( parent, "deployed", ps.deployed, 0 );
 
   /* Safe defaults. */
   pilot_clearFlagsRaw( flags );
   if (is_player)
      pilot_setFlagRaw( flags, PILOT_PLAYER );
   pilot_setFlagRaw( flags, PILOT_NO_OUTFITS );
 
   /* Handle certain 0.10.0-alpha saves where it's possible that... */
   if (!is_player && strcmp( name, player.p->name ) == 0) {
      DEBUG( _("Ignoring player-owned ship '%s': duplicate of player's current ship."), name );
      free(name);
      free(model);
      return 0;
   }
 
   /* Get the ship. */
   ship_parsed = player_tryGetShip( model );
   if (ship_parsed == NULL) {
      WARN(_("Player ship '%s' not found!"), model);
 
      /* TODO we should probably parse the outfits and give them to the player. */
 
      /* Clean up. */
      free(name);
      free(model);
 
      return -1;
   }
 
   /* Create the ship. */
   ship = pilot_createEmpty( ship_parsed, name, faction_get("Player"), flags );
   /* Player is currently on this ship */
   if (is_player)
      ps.deployed = 0; /* Current ship can't be deployed. */
   ps.p = ship;
 
   /* Ship should not have default outfits. */
   for (int i=0; i<array_size(ship->outfits); i++)
      pilot_rmOutfitRaw( ship, ship->outfits[i] );
 
   /* Clean up. */
   free(name);
   free(model);
 
   /* Defaults. */
   fuel      = -1;
   autoweap  = 1;
   aim_lines = 0;
 
   /* Start parsing. */
   node = parent->xmlChildrenNode;
   do {
      xml_onlyNodes(node);
 
      /* Meta-data. */
      xmlr_strd(node,"acquired",ps.acquired);
      if (xml_isNode(node,"acquired_date")) {
         xml_parseTime(node, &ps.acquired_date);
         continue;
      }
      xmlr_float(node,"time_played",ps.time_played);
      xmlr_float(node,"dmg_done_shield",ps.dmg_done_shield);
      xmlr_float(node,"dmg_done_armour",ps.dmg_done_armour);
      xmlr_float(node,"dmg_taken_shield",ps.dmg_taken_shield);
      xmlr_float(node,"dmg_taken_armour",ps.dmg_taken_armour);
      xmlr_uint(node,"jumped_times",ps.jumped_times);
      xmlr_uint(node,"landed_times",ps.landed_times);
      xmlr_uint(node,"death_counter",ps.death_counter);
      if (xml_isNode(node,"ships_destroyed")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do {
            char buf[STRMAX_SHORT];
            int class;
 
            xml_onlyNodes(cur);
 
            strncpy( buf, (const char*)cur->name, sizeof(buf)-1 );
            for (size_t i=0; i<strlen(buf); i++)
               if (buf[i]=='_')
                  buf[i] = ' ';
 
            class = ship_classFromString( buf );
            if (class==SHIP_CLASS_NULL) {
               WARN(_("Unknown ship class '%s' when parsing 'ships_destroyed' node!"), (const char*)cur->name );
               continue;
            }
 
            ps.ships_destroyed[class] = xml_getULong(cur);
         } while (xml_nextNode(cur));
      }
 
      /* Get fuel. */
      xmlr_int(node,"fuel",fuel);
 
      /* New outfit loading. */
      if (xml_isNode(node,"outfits_structure")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do { /* load each outfit */
            int n;
            xml_onlyNodes(cur);
            if (!xml_isNode(cur,"outfit")) {
               WARN(_("Save has unknown '%s' tag!"),xml_get(cur));
               continue;
            }
            xmlr_attr_int_def( cur, "slot", n, -1 );
            if ((n<0) || (n >= array_size(ship->outfit_structure))) {
               WARN(_("Outfit slot out of range, not adding to ship."));
               continue;
            }
            player_parseShipSlot( cur, ship, &ship->outfit_structure[n] );
         } while (xml_nextNode(cur));
         continue;
      }
      else if (xml_isNode(node,"outfits_utility")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do { /* load each outfit */
            int n;
            xml_onlyNodes(cur);
            if (!xml_isNode(cur,"outfit")) {
               WARN(_("Save has unknown '%s' tag!"),xml_get(cur));
               continue;
            }
            xmlr_attr_int_def( cur, "slot", n, -1 );
            if ((n<0) || (n >= array_size(ship->outfit_utility))) {
               WARN(_("Outfit slot out of range, not adding."));
               continue;
            }
            player_parseShipSlot( cur, ship, &ship->outfit_utility[n] );
         } while (xml_nextNode(cur));
         continue;
      }
      else if (xml_isNode(node,"outfits_weapon")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do { /* load each outfit */
            int n;
            xml_onlyNodes(cur);
            if (!xml_isNode(cur,"outfit")) {
               WARN(_("Save has unknown '%s' tag!"),xml_get(cur));
               continue;
            }
            xmlr_attr_int_def( cur, "slot", n, -1 );
            if ((n<0) || (n >= array_size(ship->outfit_weapon))) {
               WARN(_("Outfit slot out of range, not adding."));
               continue;
            }
            player_parseShipSlot( cur, ship, &ship->outfit_weapon[n] );
         } while (xml_nextNode(cur));
         continue;
      }
      else if (xml_isNode(node,"outfits_intrinsic")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do { /* load each outfit */
            xml_onlyNodes(cur);
            if (!xml_isNode(cur,"outfit")) {
               WARN(_("Save has unknown '%s' tag!"),xml_get(cur));
               continue;
            }
            const Outfit *o = player_tryGetOutfit( xml_get(cur), 1 );
            if (o!=NULL) {
               if (pilot_hasOutfitLimit( ship, o->limit ))
                  WARN(_("Player ship '%s' has intrinsic outfit '%s' exceeding limits! Removing."),ship->name,o->name);
               else
                  pilot_addOutfitIntrinsic( ship, o );
            }
         } while (xml_nextNode(cur));
         continue;
      }
      else if (xml_isNode(node, "commodities")) {
         xmlNodePtr cur = node->xmlChildrenNode;
         do {
            if (xml_isNode(cur, "commodity")) {
               int cid, quantity;
 
               xmlr_attr_int( cur, "quantity", quantity );
               xmlr_attr_int_def( cur, "id", cid, 0 );
 
               /* Get the commodity. */
               com = commodity_get(xml_get(cur));
               if (com == NULL) {
                  WARN(_("Unknown commodity '%s' detected, removing."), xml_get(cur));
                  continue;
               }
 
               /* actually add the cargo with id hack
                * Note that the player's cargo_free is ignored here. */
               if ((quantity==0) && (cid==0))
                  WARN(_("Adding cargo '%s' to ship '%s' that is not a mission cargo with quantity=0!"), com->name, ship->name );
               pilot_cargoAddRaw( ship, com, quantity, cid );
            }
         } while (xml_nextNode(cur));
         continue;
      }
      //WARN(_("Save has unknown '%s' tag!"),xml_get(node));
   } while (xml_nextNode(node));
 
   /* Update stats. */
   pilot_calcStats( ship );
 
   /* Test for validity. */
   if (fuel >= 0)
      ship->fuel = MIN(ship->fuel_max, fuel);
   /* ships can now be non-spaceworthy on save
    * str = pilot_isSpaceworthy( ship ); */
   if (!pilot_slotsCheckSafety( ship )) {
      DEBUG(_("Player ship '%s' failed slot validity check , removing all outfits and adding to stock."),
            ship->name );
      /* Remove all outfits. */
      for (int i=0; i<array_size(ship->outfits); i++) {
         const Outfit *o = ship->outfits[i]->outfit;
         int ret = pilot_rmOutfitRaw( ship, ship->outfits[i] );
         if (ret==0)
            player_addOutfit( o, 1 );
      }
      pilot_calcStats( ship );
   }
 
   /* Sets inrange by default if weapon sets are missing. */
   for (int i=0; i<PILOT_WEAPON_SETS; i++)
      pilot_weapSetInrange( ship, i, WEAPSET_INRANGE_PLAYER_DEF );
 
   /* Second pass for weapon sets. */
   active_set = 0;
   node = parent->xmlChildrenNode;
   do {
      xmlNodePtr cur;
 
      if (xml_isNode(node,"vars")) {
         ps.p->shipvar = lvar_load( node );
         continue;
      }
      else if (!xml_isNode(node,"weaponsets"))
         continue;
 
      /* Check for autoweap. */
      xmlr_attr_int( node, "autoweap", autoweap );
 
      /* Load the last weaponset the player used on this ship. */
      xmlr_attr_int_def( node, "active_set", active_set, -1 );
 
      /* Check for aim_lines. */
      xmlr_attr_int( node, "aim_lines", aim_lines );
 
      /* Parse weapon sets. */
      cur = node->xmlChildrenNode;
      do { /* Load each weapon set. */
         int in_range, manual, weap_type, volley;
         xmlNodePtr ccur;
 
         xml_onlyNodes(cur);
         if (!xml_isNode(cur,"weaponset")) {
            WARN(_("Player ship '%s' has unknown node '%s' in 'weaponsets' (expected 'weaponset')."),
                  ship->name, cur->name);
            continue;
         }
 
         /* Get id. */
         xmlr_attr_int_def(cur, "id", id, -1);
         if (id == -1) {
            WARN(_("Player ship '%s' missing 'id' tag for weapon set."),ship->name);
            continue;
         }
         if ((id < 0) || (id >= PILOT_WEAPON_SETS)) {
            WARN(_("Player ship '%s' has invalid weapon set id '%d' [max %d]."),
                  ship->name, id, PILOT_WEAPON_SETS-1 );
            continue;
         }
 
         /* Clean up weapon set. */
         pilot_weapSetClear( ship, id );
 
         /* Set inrange mode. */
         xmlr_attr_int( cur, "inrange", in_range );
         if (in_range > 0)
            pilot_weapSetInrange( ship, id, in_range );
 
         /* Set manual mode. */
         xmlr_attr_int( cur, "manual", manual );
         if (manual > 0)
            pilot_weapSetManual( ship, id, manual );
 
         /* Set volley mode. */
         xmlr_attr_int( cur, "volley", volley );
         if (volley > 0)
            pilot_weapSetVolley( ship, id, volley );
 
         if (autoweap) /* Autoweap handles everything except inrange and manual. */
            continue;
 
         /* Set type mode. */
         xmlr_attr_int_def( cur, "type", weap_type, -1 );
         if (weap_type == -1) {
            WARN(_("Player ship '%s' missing 'type' tag for weapon set."),ship->name);
            continue;
         }
         pilot_weapSetType( ship, id, weap_type );
 
         /* Parse individual weapons. */
         ccur = cur->xmlChildrenNode;
         do {
            int level, weapid;
            /* Only nodes. */
            xml_onlyNodes(ccur);
 
            /* Only weapon nodes. */
            if (!xml_isNode(ccur,"weapon")) {
               WARN(_("Player ship '%s' has unknown 'weaponset' child node '%s' (expected 'weapon')."),
                     ship->name, ccur->name );
               continue;
            }
 
            /* Get level. */
            xmlr_attr_int_def( ccur, "level", level, -1 );
            if (level == -1) {
               WARN(_("Player ship '%s' missing 'level' tag for weapon set weapon."), ship->name);
               continue;
            }
            weapid = xml_getInt(ccur);
            if ((weapid < 0) || (weapid >= array_size(ship->outfits))) {
               WARN(_("Player ship '%s' has invalid weapon id %d [max %d]."),
                     ship->name, weapid, array_size(ship->outfits)-1 );
               continue;
            }
 
            /* Add the weapon set. */
            pilot_weapSetAdd( ship, id, ship->outfits[weapid], level );
 
         } while (xml_nextNode(ccur));
      } while (xml_nextNode(cur));
   } while (xml_nextNode(node));
 
   /* Set up autoweap if necessary. */
   ship->autoweap = autoweap;
   if (autoweap)
      pilot_weaponAuto( ship );
   pilot_weaponSafe( ship );
   if (active_set >= 0 && active_set < PILOT_WEAPON_SETS)
      ship->active_set = active_set;
   else
      pilot_weaponSetDefault( ship );
   /* Copy the weapon set over to the player ship, where we store it. */
   ws_copy( ps.weapon_sets, ship->weapon_sets );
 
   /* Set aimLines */
   ship->aimLines = aim_lines;
 
   /* Add it to the stack if it's not what the player is in */
   if (is_player == 0)
      array_push_back( &player_stack, ps );
   else {
      pilot_setPlayer( ship );
      player.ps = ps;
   }
 
   return 0;
}
 
void player_stealth (void)
{
   if (player.p == NULL)
      return;
 
   /* Handle destealth first. */
   if (pilot_isFlag(player.p, PILOT_STEALTH)) {
      pilot_destealth( player.p );
      player_message(_("You have destealthed."));
      return;
   }
 
   /* Stealth case. */
   if (pilot_stealth( player.p )) {
      player_message( "#g%s", _("You have entered stealth mode.") );
   }
   else {
      /* Stealth failed. */
      if (player.p->lockons > 0)
         player_message( "#r%s", _("Unable to stealth: missiles locked on!") );
      else
         player_message( "#r%s", _("Unable to stealth: other pilots nearby!") );
   }
}