Crossfire Server, Trunk
resurrection.cpp
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1 /*
2  * Crossfire -- cooperative multi-player graphical RPG and adventure game
3  *
4  * Copyright (c) 1999-2014 Mark Wedel and the Crossfire Development Team
5  * Copyright (c) 1992 Frank Tore Johansen
6  *
7  * Crossfire is free software and comes with ABSOLUTELY NO WARRANTY. You are
8  * welcome to redistribute it under certain conditions. For details, please
9  * see COPYING and LICENSE.
10  *
11  * The authors can be reached via e-mail at <crossfire@metalforge.org>.
12  */
13 
21 /* the contents of this file were create solely by peterm@soda.berkeley.edu
22  all of the above disclaimers apply. */
23 
24 #include "global.h"
25 
26 #include <errno.h>
27 #include <stdlib.h>
28 #include <string.h>
29 
30 #include "output_file.h"
31 #include "sproto.h"
32 #include "spells.h"
33 
34 static int resurrection_fails(int levelcaster, int leveldead);
35 
52 static int resurrect_player(object *op, char *playername, object *spell, char *accountname) {
53  FILE *deadplayer, *liveplayer;
54  OutputFile of;
55  char oldname[MAX_BUF];
56  char newname[MAX_BUF];
57  char path[MAX_BUF];
58  char buf[MAX_BUF];
59  char buf2[MAX_BUF];
60  const char *race = NULL;
61  int64_t exp;
62  int Con;
63 
64  /* reincarnation, which changes the race */
65  if (spell->race) {
66  treasurelist *tl = find_treasurelist(spell->race);
67  treasure *t;
68  int value;
69 
70  if (!tl) {
71  LOG(llevError, "resurrect_player: race set to %s, but no treasurelist of that name!\n", spell->race);
72  return 0;
73  }
74  value = RANDOM()%tl->total_chance;
75  for (t = tl->items; t; t = t->next) {
76  value -= t->chance;
77  if (value < 0)
78  break;
79  }
80  if (!t) {
81  LOG(llevError, "resurrect_player: got null treasure from treasurelist %s!\n", spell->race);
82  return 0;
83  }
84  race = t->item->name;
85  }
86 
87  /* set up our paths/strings... */
88  snprintf(path, sizeof(path), "%s/%s/%s/%s", settings.localdir, settings.playerdir, playername, playername);
89 
90  strcpy(newname, path);
91  strcat(newname, ".pl");
92 
93  strcpy(oldname, newname);
94  strcat(oldname, ".dead");
95 
96  if (!(deadplayer = fopen(oldname, "r"))) {
98  "The soul of %s cannot be reached.",
99  playername);
100  return 0;
101  }
102 
103  if (!access(newname, 0)) {
105  "The soul of %s has already been reborn!",
106  playername);
107  fclose(deadplayer);
108  return 0;
109  }
110 
111  liveplayer = of_open(&of, newname);
112  if (liveplayer == NULL) {
114  "The soul of %s cannot be re-embodied at the moment.",
115  playername);
116  fclose(deadplayer);
117  return 0;
118  }
119 
120  while (!feof(deadplayer)) {
121  if ( fgets(buf, 255, deadplayer) == NULL ) break; /* should never fail */
122  sscanf(buf, "%s", buf2);
123  if (!(strcmp(buf2, "exp"))) {
124  sscanf(buf, "%s %" FMT64, buf2, &exp);
125  if (spell->stats.exp) {
126  exp -= exp/spell->stats.exp;
127  snprintf(buf, sizeof(buf), "exp %" FMT64 "\n", exp);
128  }
129  }
130  if (!(strcmp(buf2, "Con"))) {
131  sscanf(buf, "%s %d", buf2, &Con);
132  Con -= spell->stats.Con;
133  if (Con < 1)
134  Con = 1;
135  snprintf(buf, sizeof(buf), "Con %d\n", Con);
136  }
137  if (race && !strcmp(buf2, "race")) {
138  snprintf(buf, sizeof(buf), "race %s\n", race);
139  }
140  fputs(buf, liveplayer);
141  }
142  if (!of_close(&of)) {
144  "The soul of %s cannot be re-embodied at the moment.",
145  playername);
146  fclose(deadplayer);
147  return 0;
148  }
149  fclose(deadplayer);
150  unlink(oldname);
152  "%s lives again!",
153  playername);
154  /* Needs to go into the account file and change the player back to isDead = 0 */
155  /* I'm fairly certain the old login did not have the segfault, so just account for the new account system */
156  if (accountname)
157  unmake_perma_dead(accountname, playername);
158  return 1;
159 }
160 
181 int cast_raise_dead_spell(object *op, object *caster, object *spell, int dir, const char *arg) {
182  object *temp, *newob;
183  char name_to_resurrect[MAX_BUF];
184  char *corpse_account = NULL;
185  int leveldead = 25, mflags, clevel;
186  int16_t sx, sy;
187  mapstruct *m;
188  int spell_success = 0;
189 
190  clevel = caster_level(caster, spell);
191 
192  if (spell->last_heal) {
193  if (!arg) {
195  "Cast %s on who?",
196  spell->name);
197  return 0;
198  }
199  safe_strncpy(name_to_resurrect, arg, sizeof(name_to_resurrect));
200  temp = NULL;
201  } else {
202  sx = op->x+freearr_x[dir];
203  sy = op->y+freearr_y[dir];
204  m = op->map;
205  mflags = get_map_flags(m, &m, sx, sy, &sx, &sy);
206  if (mflags&P_OUT_OF_MAP)
207  temp = NULL;
208  else {
209  /* First we need to find a corpse, if any. */
210  /* If no object, temp will be set to NULL */
211  temp = NULL;
212  FOR_MAP_PREPARE(m, sx, sy, tmp)
213  /* If it is corpse, this must be what we want to raise */
214  if (tmp->type == CORPSE) {
215  temp = tmp;
216  break;
217  }
218  FOR_MAP_FINISH();
219  }
220 
221  if (temp == NULL) {
223  "You need a body for this spell.");
224  return 0;
225  }
226  safe_strncpy(name_to_resurrect, temp->name, sizeof(name_to_resurrect));
227  /* Only try to copy if dead body is as recent as the patch this is from. */
228  if (temp->slaying){
229  corpse_account = (char *)CALLOC(sizeof(char), MAX_BUF);
230  /* Make sure that the allocation worked. */
231  if (corpse_account) strcpy(corpse_account, temp->slaying);
232  }
233  }
234  /* no matter what, we fry the corpse. */
235  if (temp && temp->map) {
236  /* replace corpse object with a burning object */
237  archetype *arch = find_archetype("burnout");
238  if (arch != NULL) {
240  if (newob != NULL)
241  object_insert_in_map_at(newob, temp->map, op, 0, temp->x, temp->y);
242  }
243  leveldead = temp->level;
246  }
247 
248  if (resurrection_fails(clevel, leveldead)) {
249  if (spell->randomitems) {
250  treasure *t;
251 
252  for (t = spell->randomitems->items; t; t = t->next) {
253  summon_hostile_monsters(op, t->nrof, t->item->name);
254  }
255  }
256  spell_success = 1;
257  } else {
258  spell_success = resurrect_player(op, name_to_resurrect, spell, corpse_account);
259  }
260  /* Reorganized so corpse_account could be deallocated if needed */
261  free(corpse_account);
262  return spell_success;
263 }
264 
280 static int resurrection_fails(int levelcaster, int leveldead) {
281  int chance = 9;
282 
283  chance += levelcaster-leveldead;
284  if (chance < 4)
285  chance = 4;
286  if (chance > rndm(0, 19))
287  return 0; /* resurrection succeeds */
288  return 1;
289 }
290 
297 void dead_player(object *op) {
298  char filename[MAX_BUF];
299  char newname[MAX_BUF];
300  char path[MAX_BUF];
301 
302  /* set up our paths/strings... */
303  snprintf(path, sizeof(path), "%s/%s/%s/%s", settings.localdir, settings.playerdir, op->name, op->name);
304 
305  strcpy(filename, path);
306  strcat(filename, ".pl");
307  strcpy(newname, filename);
308  strcat(newname, ".dead");
309 
310  if (rename(filename, newname) != 0) {
311  LOG(llevError, "Cannot rename dead player's file %s into %s: %s\n", filename, newname, strerror(errno));
312  }
313  /* Go into the account file and change isDead for this character to 1. */
314  if (make_perma_dead(op)){
315  /* Make an error message saying that the character could not be changed in the proper account */
316  LOG(llevError, "Could not edit the account to indicate permanent death for %s!\n", op->name);
317  }
318 }
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