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// Copyright (c) Hercules Dev Team, licensed under GNU GPL.
// See the LICENSE file
// Portions Copyright (c) Athena Dev Teams
#include "../common/mmo.h"
#include "../common/showmsg.h"
#include "../common/malloc.h"
#include "../common/strlib.h"
#include "../common/db.h"
#include "mapindex.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
struct _indexes {
char name[MAP_NAME_LENGTH]; //Stores map name
} indexes[MAX_MAPINDEX];
int max_index = 0;
char mapindex_cfgfile[80] = "db/map_index.txt";
#define mapindex_exists(id) (indexes[id].name[0] != '\0')
/// Retrieves the map name from 'string' (removing .gat extension if present).
/// Result gets placed either into 'buf' or in a static local buffer.
const char* mapindex_getmapname(const char* string, char* output) {
static char buf[MAP_NAME_LENGTH];
char* dest = (output != NULL) ? output : buf;
size_t len = strnlen(string, MAP_NAME_LENGTH_EXT);
if (len == MAP_NAME_LENGTH_EXT) {
ShowWarning("(mapindex_normalize_name) Map name '%*s' is too long!\n", 2*MAP_NAME_LENGTH_EXT, string);
len--;
}
if (len >= 4 && stricmp(&string[len-4], ".gat") == 0)
len -= 4; // strip .gat extension
len = min(len, MAP_NAME_LENGTH-1);
safestrncpy(dest, string, len+1);
memset(&dest[len], '\0', MAP_NAME_LENGTH-len);
return dest;
}
/// Retrieves the map name from 'string' (adding .gat extension if not already present).
/// Result gets placed either into 'buf' or in a static local buffer.
const char* mapindex_getmapname_ext(const char* string, char* output) {
static char buf[MAP_NAME_LENGTH_EXT];
char* dest = (output != NULL) ? output : buf;
size_t len;
strcpy(buf,string);
sscanf(string,"%*[^#]%*[#]%s",buf);
len = safestrnlen(buf, MAP_NAME_LENGTH);
if (len == MAP_NAME_LENGTH) {
ShowWarning("(mapindex_normalize_name) Map name '%*s' is too long!\n", 2*MAP_NAME_LENGTH, buf);
len--;
}
safestrncpy(dest, buf, len+1);
if (len < 4 || stricmp(&dest[len-4], ".gat") != 0) {
strcpy(&dest[len], ".gat");
len += 4; // add .gat extension
}
memset(&dest[len], '\0', MAP_NAME_LENGTH_EXT-len);
return dest;
}
/// Adds a map to the specified index
/// Returns 1 if successful, 0 oherwise
int mapindex_addmap(int index, const char* name) {
char map_name[MAP_NAME_LENGTH];
if (index == -1){
for (index = 1; index < max_index; index++) {
//if (strcmp(indexes[index].name,"#CLEARED#")==0)
if (indexes[index].name[0] == '\0')
break;
}
}
if (index < 0 || index >= MAX_MAPINDEX) {
ShowError("(mapindex_add) Map index (%d) for \"%s\" out of range (max is %d)\n", index, name, MAX_MAPINDEX);
return 0;
}
mapindex_getmapname(name, map_name);
if (map_name[0] == '\0') {
ShowError("(mapindex_add) Cannot add maps with no name.\n");
return 0;
}
if (strlen(map_name) >= MAP_NAME_LENGTH) {
ShowError("(mapindex_add) Map name %s is too long. Maps are limited to %d characters.\n", map_name, MAP_NAME_LENGTH);
return 0;
}
if (mapindex_exists(index)) {
ShowWarning("(mapindex_add) Overriding index %d: map \"%s\" -> \"%s\"\n", index, indexes[index].name, map_name);
strdb_remove(mapindex_db, indexes[index].name);
}
safestrncpy(indexes[index].name, map_name, MAP_NAME_LENGTH);
strdb_iput(mapindex_db, map_name, index);
if (max_index <= index)
max_index = index+1;
return index;
}
unsigned short mapindex_name2id(const char* name) {
int i;
char map_name[MAP_NAME_LENGTH];
mapindex_getmapname(name, map_name);
if( (i = strdb_iget(mapindex_db, map_name)) )
return i;
ShowDebug("mapindex_name2id: Map \"%s\" not found in index list!\n", map_name);
return 0;
}
const char* mapindex_id2name_sub(unsigned short id,const char *file, int line, const char *func) {
if (id > MAX_MAPINDEX || !mapindex_exists(id)) {
ShowDebug("mapindex_id2name: Requested name for non-existant map index [%d] in cache. %s:%s:%d\n", id,file,func,line);
return indexes[0].name; // dummy empty string so that the callee doesn't crash
}
return indexes[id].name;
}
void mapindex_init(void) {
FILE *fp;
char line[1024];
int last_index = -1;
int index;
char map_name[12];
if( ( fp = fopen(mapindex_cfgfile,"r") ) == NULL ){
ShowFatalError("Unable to read mapindex config file %s!\n", mapindex_cfgfile);
exit(EXIT_FAILURE); //Server can't really run without this file.
}
memset (&indexes, 0, sizeof (indexes));
mapindex_db = strdb_alloc(DB_OPT_RELEASE_KEY, MAP_NAME_LENGTH);
while(fgets(line, sizeof(line), fp)) {
if(line[0] == '/' && line[1] == '/')
continue;
switch (sscanf(line, "%12s\t%d", map_name, &index)) {
case 1: //Map with no ID given, auto-assign
index = last_index+1;
case 2: //Map with ID given
mapindex_addmap(index,map_name);
break;
default:
continue;
}
last_index = index;
}
fclose(fp);
if( !strdb_iget(mapindex_db, MAP_DEFAULT) ) {
ShowError("mapindex_init: MAP_DEFAULT '%s' not found in cache! update mapindex.h MAP_DEFAULT var!!!\n",MAP_DEFAULT);
}
}
int mapindex_removemap(int index){
indexes[index].name[0] = '\0';
return 0;
}
void mapindex_final(void) {
db_destroy(mapindex_db);
}
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