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// Copyright (c) Athena Dev Teams - Licensed under GNU GPL
// For more information, see LICENCE in the main folder
#include "../common/cbasetypes.h"
#include "../common/db.h"
#include "../common/lock.h"
#include "../common/malloc.h"
#include "../common/showmsg.h"
#include "../common/strlib.h"
#include "../common/timer.h"
#include "script.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static DBMap* mapreg_db = NULL; // int var_id -> int value
static DBMap* mapregstr_db = NULL; // int var_id -> char* value
static char mapreg_txt[256] = "save/mapreg.txt";
static bool mapreg_dirty = false;
#define MAPREG_AUTOSAVE_INTERVAL (300*1000)
/// Looks up the value of an integer variable using its uid.
int mapreg_readreg(int uid)
{
return (int)idb_get(mapreg_db, uid);
}
/// Looks up the value of a string variable using its uid.
char* mapreg_readregstr(int uid)
{
return (char*)idb_get(mapregstr_db, uid);
}
/// Modifies the value of an integer variable.
bool mapreg_setreg(int uid, int val)
{
if( val != 0 )
idb_put(mapreg_db,uid,(void*)val);
else
idb_remove(mapreg_db,uid);
mapreg_dirty = true;
return true;
}
/// Modifies the value of a string variable.
bool mapreg_setregstr(int uid, const char* str)
{
if( str == NULL || *str == 0 )
idb_remove(mapregstr_db,uid);
else
idb_put(mapregstr_db,uid,aStrdup(str));
mapreg_dirty = true;
return true;
}
/// Loads permanent variables from savefile
static void script_load_mapreg(void)
{
FILE* fp;
char line[1024];
fp = fopen(mapreg_txt,"rt");
if( fp == NULL )
return;
while( fgets(line,sizeof(line),fp) )
{
char varname[32+1];
char value[255+1];
int n,s,i;
// read name and index
if( sscanf(line, "%32[^,],%d\t%n", varname,&i,&n) != 2 &&
(i = 0, sscanf(line,"%[^\t]\t%n", varname,&n) != 1) )
continue;
// read value
if( sscanf(line + n, "%[^\n\r]", value) != 1 )
{
ShowError("%s: %s broken data !\n", mapreg_txt, varname);
continue;
}
s = add_str(varname);
if( varname[strlen(varname)-1] == '$' )
idb_put(mapregstr_db, (i<<24)|s, aStrdup(value));
else
idb_put(mapreg_db, (i<<24)|s, (void*)atoi(value));
}
fclose(fp);
mapreg_dirty = false;
}
/// Saves permanent variables to savefile
static void script_save_mapreg(void)
{
FILE *fp;
int lock;
DBIterator* iter;
void* data;
DBKey key;
fp = lock_fopen(mapreg_txt,&lock);
if( fp == NULL )
{
ShowError("script_save_mapreg: Unable to lock-open file [%s]!\n", mapreg_txt);
return;
}
iter = mapreg_db->iterator(mapreg_db);
for( data = iter->first(iter,&key); iter->exists(iter); data = iter->next(iter,&key) )
{
int num = (key.i & 0x00ffffff);
int i = (key.i & 0xff000000) >> 24;
const char* name = get_str(num);
if( name[1] == '@' )
continue;
if( i == 0 )
fprintf(fp, "%s\t%d\n", name, (int)data);
else
fprintf(fp, "%s,%d\t%d\n", name, i, (int)data);
}
iter->destroy(iter);
iter = mapregstr_db->iterator(mapregstr_db);
for( data = iter->first(iter,&key); iter->exists(iter); data = iter->next(iter,&key) )
{
int num = (key.i & 0x00ffffff);
int i = (key.i & 0xff000000) >> 24;
const char* name = get_str(num);
if( name[1] == '@' )
continue;
if( i == 0 )
fprintf(fp, "%s\t%s\n", name, (char *)data);
else
fprintf(fp, "%s,%d\t%s\n", name, i, (char *)data);
}
iter->destroy(iter);
lock_fclose(fp,mapreg_txt,&lock);
mapreg_dirty = false;
}
static int script_autosave_mapreg(int tid, unsigned int tick, int id, intptr_t data)
{
if( mapreg_dirty )
script_save_mapreg();
return 0;
}
void mapreg_reload(void)
{
if( mapreg_dirty )
script_save_mapreg();
mapreg_db->clear(mapreg_db, NULL);
mapregstr_db->clear(mapregstr_db, NULL);
script_load_mapreg();
}
void mapreg_final(void)
{
if( mapreg_dirty )
script_save_mapreg();
mapreg_db->destroy(mapreg_db,NULL);
mapregstr_db->destroy(mapregstr_db,NULL);
}
void mapreg_init(void)
{
mapreg_db = idb_alloc(DB_OPT_BASE);
mapregstr_db = idb_alloc(DB_OPT_RELEASE_DATA);
script_load_mapreg();
add_timer_func_list(script_autosave_mapreg, "script_autosave_mapreg");
add_timer_interval(gettick() + MAPREG_AUTOSAVE_INTERVAL, script_autosave_mapreg, 0, 0, MAPREG_AUTOSAVE_INTERVAL);
}
bool mapreg_config_read(const char* w1, const char* w2)
{
if(!strcmpi(w1, "mapreg_txt"))
safestrncpy(mapreg_txt, w2, sizeof(mapreg_txt));
else
return false;
return true;
}
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