forked from github/server
133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/*
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Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
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Katja Zedel <katze@felidae.kn-bremen.de
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Christian Schlittchen <corwin@amber.kn-bremen.de>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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**/
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#include <platform.h>
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#include "giveitem.h"
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#include <kernel/config.h>
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/* kernel includes */
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#include <kernel/building.h>
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#include <kernel/region.h>
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#include <kernel/unit.h>
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#include <kernel/item.h>
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/* util includes */
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#include <util/attrib.h>
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#include <util/base36.h>
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#include <util/resolve.h>
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#include <util/goodies.h>
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#include <storage.h>
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/* libc includes */
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#include <stdlib.h>
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#include <string.h>
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typedef struct give_data {
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struct building *building;
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struct item *items;
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} give_data;
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static void
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a_writegive(const attrib * a, const void *owner, struct storage *store)
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{
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give_data *gdata = (give_data *) a->data.v;
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item *itm;
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write_building_reference(gdata->building, store);
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for (itm = gdata->items; itm; itm = itm->next) {
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WRITE_TOK(store, resourcename(itm->type->rtype, 0));
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WRITE_INT(store, itm->number);
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}
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WRITE_TOK(store, "end");
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}
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static int a_readgive(attrib * a, void *owner, struct storage *store)
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{
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give_data *gdata = (give_data *) a->data.v;
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variant var;
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char zText[32];
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READ_INT(store, &var.i);
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if (var.i > 0) {
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gdata->building = findbuilding(var.i);
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if (gdata->building == NULL) {
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ur_add(var, &gdata->building, resolve_building);
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}
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} else {
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gdata->building = NULL;
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}
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for (;;) {
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int i;
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READ_TOK(store, zText, sizeof(zText));
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if (!strcmp("end", zText))
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break;
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READ_INT(store, &i);
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if (i == 0)
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i_add(&gdata->items, i_new(it_find(zText), i));
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}
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return AT_READ_OK;
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}
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static void a_initgive(struct attrib *a)
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{
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a->data.v = calloc(sizeof(give_data), 1);
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}
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static void a_finalizegive(struct attrib *a)
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{
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free(a->data.v);
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}
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static int a_giveitem(attrib * a)
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{
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give_data *gdata = (give_data *) a->data.v;
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unit *u;
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if (gdata->building == NULL || gdata->items == NULL)
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return 0;
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u = building_owner(gdata->building);
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if (u == NULL)
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return 1;
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while (gdata->items) {
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item *itm = gdata->items;
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i_change(&u->items, itm->type, itm->number);
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i_free(i_remove(&gdata->items, itm));
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}
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return 0;
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}
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attrib_type at_giveitem = {
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"giveitem",
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a_initgive, a_finalizegive,
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a_giveitem,
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a_writegive, a_readgive
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};
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attrib *make_giveitem(struct building * b, struct item * ip)
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{
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attrib *a = a_new(&at_giveitem);
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give_data *gd = (give_data *) a->data.v;
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gd->building = b;
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gd->items = ip;
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return a;
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}
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void init_giveitem(void)
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{
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at_register(&at_giveitem);
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}
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