summaryrefslogtreecommitdiff
path: root/src/emap/npc.c
blob: 5dee49d14cd4205bb0f05d29660a5962538e8635 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
// Copyright (c) Copyright (c) Hercules Dev Team, licensed under GNU GPL.
// Copyright (c) 2014 - 2015 Evol developers

#include "common/hercules.h"

#include <stdio.h>
#include <stdlib.h>
#include <strings.h>

#include "common/HPMi.h"
#include "common/memmgr.h"
#include "common/mmo.h"
#include "common/nullpo.h"
#include "common/socket.h"
#include "common/strlib.h"
#include "common/timer.h"
#include "map/map.h"
#include "map/npc.h"
#include "map/pc.h"

#include "plugins/HPMHooking.h"

#include "emap/data/mapd.h"
#include "emap/data/npcd.h"
#include "emap/struct/mapdext.h"
#include "emap/struct/npcdext.h"
#include "emap/npc.h"

void enpc_parse_unknown_mapflag_pre(const char **namePtr,
                                    const char **w3Ptr,
                                    const char **w4Ptr,
                                    const char **startPtr,
                                    const char **bufferPtr,
                                    const char **filepathPtr,
                                    int **retvalPtr)
{
    const char *name = *namePtr;
    const char *w3 = *w3Ptr;
    const char *w4 = *w4Ptr;
    int *retval = *retvalPtr;

    if (!strcmpi(w3, "invisible"))
    {
        int16 m = map->mapname2mapid(name);
        struct MapdExt *data = mapd_get(m);
        if (data)
            data->invisible = true;
    }
    else if (!strcmpi(w3, "mask"))
    {
        int16 m = map->mapname2mapid(name);
        struct MapdExt *data = mapd_get(m);
        if (data)
            data->mask = atoi(w4);
    }
    else if (!strcmpi(w3, "nopve"))
    {
        int16 m = map->mapname2mapid(name);
        struct MapdExt *data = mapd_get(m);
        if (data)
            data->flag.nopve = 1;
    }
    else
    {
        ShowError("npc_parse_mapflag: unrecognized mapflag '%s' in file '%s', line '%d'.\n",
            w3,
            *filepathPtr,
            strline(*bufferPtr, *startPtr - *bufferPtr));
        if (retval)
            *retval = EXIT_FAILURE;
    }
    hookStop();
}

int enpc_buysellsel_pre(TBL_PC **sdPtr,
                        int *id,
                        int *type)
{
    TBL_NPC *nd;
    TBL_PC *sd = *sdPtr;

    if (!sd)
        return 1;

    if ((nd = npc->checknear(sd, map->id2bl(*id))) == NULL)
    {
        hookStop();
        return 1;
    }

    if (nd->option & OPTION_INVISIBLE) // can't buy if npc is not visible (hack?)
    {
        hookStop();
        return 1;
    }

    if (*type == 0 && nd->subtype == SCRIPT && nd->u.scr.shop)
    {
        if (nd->u.scr.shop->type == NST_MARKET)
        {
            clif->npc_market_open(sd, nd);
            sd->npc_shopid = nd->bl.id;
            hookStop();
            return 0;
        }
        else if (nd->u.scr.shop->type == NST_CUSTOM)
        {
            clif->cashshop_show(sd, nd);
            sd->npc_shopid = nd->bl.id;
            hookStop();
            return 0;
        }
    }

    if (nd->subtype != SHOP && !(nd->subtype == SCRIPT && nd->u.scr.shop && nd->u.scr.shop->items))
    {
        if (nd->subtype == SCRIPT)
            ShowError("npc_buysellsel: trader '%s' has no shop list!\n", nd->exname);
        else
            ShowError("npc_buysellsel: no such shop npc %d (%s)\n", *id, nd->exname);

        if (sd->npc_id == *id)
            sd->npc_id = 0;
        hookStop();
        return 1;
    }

    if (nd->class_ < 0 && !sd->state.callshop)
    {  // not called through a script and is not a visible NPC so an invalid call
        hookStop();
        return 1;
    }

    // reset the callshop state for future calls
    sd->state.callshop = 0;
    sd->npc_shopid = *id;

    if (*type == 0)
        clif->buylist(sd, nd);
    else
        clif->selllist(sd);

    hookStop();
    return 0;
}

bool enpc_db_checkid_pre(const int *idPtr)
{
    const int id = *idPtr;
    hookStop();

    if (id == HIDDEN_WARP_CLASS || id == INVISIBLE_CLASS) // Special IDs not included in the valid ranges
        return true;
    if (id >= 45 && id < MAX_NPC_CLASS) // Second subrange
        return true;
    if (id >= MAX_NPC_CLASS2_START && id < MAX_NPC_CLASS2_END) // Second range
        return true;
    if (pc->db_checkid(id))
        return true;
    // Anything else is invalid
    return false;
}

bool enpc_duplicate_script_sub_pre(struct npc_data **ndPtr,
                                   const struct npc_data **sndPtr,
                                   int *xsPtr,
                                   int *ysPtr,
                                   int *optionsPtr __attribute__ ((unused)))
{
    struct npc_data *nd = *ndPtr;
    const struct npc_data *snd = *sndPtr;

    hookStop();
    nullpo_retr(false, nd);
    nullpo_retr(false, snd);

    int xs = *xsPtr;
    int ys = *ysPtr;

    int i;
    bool retval = true;

    ++npc->npc_script;
    nd->u.scr.xs = xs;
    nd->u.scr.ys = ys;
    nd->u.scr.script = snd->u.scr.script;
    nd->u.scr.label_list = snd->u.scr.label_list;
    nd->u.scr.label_list_num = snd->u.scr.label_list_num;
    nd->u.scr.shop = snd->u.scr.shop;
    nd->u.scr.trader = snd->u.scr.trader;

    struct script_code *code;
    CREATE(code, struct script_code, 1);

    const int sz = VECTOR_LENGTH(snd->u.scr.script->script_buf);
    VECTOR_INIT(code->script_buf);
    VECTOR_ENSURE(code->script_buf, sz , 1);
    VECTOR_PUSHARRAY(code->script_buf, VECTOR_DATA(snd->u.scr.script->script_buf), sz);

    code->local.vars = NULL;
    code->local.arrays = NULL;
    nd->u.scr.script = code;

    enpc_set_var_num(nd, ".parent", snd->bl.id);

    //add the npc to its location
    npc->add_to_location(nd);

    // Loop through labels to export them as necessary
    for (i = 0; i < nd->u.scr.label_list_num; i++)
    {
        if (npc->event_export(nd, i))
        {
            ShowWarning("npc_parse_duplicate: duplicate event %s::%s in file '%s'.\n",
                nd->exname, nd->u.scr.label_list[i].name, nd->path);
            retval = false;
        }
        npc->timerevent_export(nd, i);
    }

    nd->u.scr.timerid = INVALID_TIMER;

// run OnInit always
//    if (options&NPO_ONINIT)
    {
        // From npc_parse_script
        char evname[EVENT_NAME_LENGTH];
        struct event_data *ev;

        snprintf(evname, ARRAYLENGTH(evname), "%s::OnInit", nd->exname);

        if ((ev = (struct event_data*)strdb_get(npc->ev_db, evname)) != NULL)
        {
            //Execute OnInit
            script->run_npc(nd->u.scr.script,ev->pos,0,nd->bl.id);
        }
    }
    hookStop();
    return retval;
}

void enpc_set_var_num(TBL_NPC *const npc,
                      const char *var,
                      const int val)
{
    const int num = (int)reference_uid(script->add_str(var), 0);
    if (!npc->u.scr.script->local.vars)
        npc->u.scr.script->local.vars = i64db_alloc(DB_OPT_RELEASE_DATA);
    i64db_iput(npc->u.scr.script->local.vars, num, val);
}

int enpc_get_var_num(const TBL_NPC *const npc,
                     const char *var)
{
    const int num = (int)reference_uid(script->add_str(var), 0);
    if (npc->u.scr.script->local.vars)
    {
        return i64db_iget(npc->u.scr.script->local.vars, num);
    }
    else
    {
        return 0;
    }
}

int enpc_unload_pre(struct npc_data** ndPtr,
                    bool *singlePtr __attribute__ ((unused)))
{
    struct npc_data *nd = *ndPtr;
    nullpo_ret(nd);
    if (nd->subtype == SCRIPT)
    {
        if (nd->src_id != 0)
        {
            if (nd->u.scr.script)
            {
                script->free_code(nd->u.scr.script);
                nd->u.scr.script = NULL;
            }
/*
// this need to clean if we copy this structs too.
            if (nd->u.scr.label_list)
            {
                aFree(nd->u.scr.label_list);
                nd->u.scr.label_list = NULL;
                nd->u.scr.label_list_num = 0;
            }
            if (nd->u.scr.shop)
            {
                if(nd->u.scr.shop->item)
                    aFree(nd->u.scr.shop->item);
                aFree(nd->u.scr.shop);
            }
*/
        }
    }
    return 0;
}