forked from github/server
122 lines
3 KiB
C
122 lines
3 KiB
C
/*
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Copyright (c) 1998-2015, 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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/* kernel includes */
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#include <kernel/item.h>
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#include <kernel/unit.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/event.h>
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#include <util/gamedata.h>
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#include <util/log.h>
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#include <util/macros.h>
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#include <util/resolve.h>
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#include <storage.h>
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/* ansi includes */
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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/***
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** give an item to someone
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**/
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typedef struct giveitem_data {
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struct unit *u;
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const struct item_type *itype;
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int number;
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} giveitem_data;
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static void giveitem_init(trigger * t)
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{
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t->data.v = calloc(sizeof(giveitem_data), 1);
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}
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static void giveitem_free(trigger * t)
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{
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free(t->data.v);
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}
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static int giveitem_handle(trigger * t, void *data)
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{
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/* call an event handler on giveitem.
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* data.v -> ( variant event, int timer )
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*/
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giveitem_data *td = (giveitem_data *)t->data.v;
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if (td->u && td->u->number) {
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i_change(&td->u->items, td->itype, td->number);
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}
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else {
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log_error("could not perform giveitem::handle()\n");
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}
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UNUSED_ARG(data);
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return 0;
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}
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static void giveitem_write(const trigger * t, struct storage *store)
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{
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giveitem_data *td = (giveitem_data *)t->data.v;
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write_unit_reference(td->u, store);
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WRITE_INT(store, td->number);
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WRITE_TOK(store, td->itype->rtype->_name);
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}
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static int giveitem_read(trigger * t, gamedata *data)
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{
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giveitem_data *td = (giveitem_data *)t->data.v;
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char zText[128];
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int result;
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result = read_unit_reference(data, &td->u, NULL);
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READ_INT(data->store, &td->number);
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READ_TOK(data->store, zText, sizeof(zText));
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td->itype = it_find(zText);
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assert(td->itype);
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if (result == 0) {
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return AT_READ_FAIL;
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}
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return AT_READ_OK;
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}
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trigger_type tt_giveitem = {
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"giveitem",
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giveitem_init,
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giveitem_free,
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giveitem_handle,
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giveitem_write,
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giveitem_read
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};
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trigger *trigger_giveitem(unit * u, const item_type * itype, int number)
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{
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trigger *t = t_new(&tt_giveitem);
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giveitem_data *td = (giveitem_data *)t->data.v;
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td->number = number;
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td->u = u;
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td->itype = itype;
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return t;
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}
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