Beiträge von Natron

/*
* Dini 1.6
* (c) Copyright 2006-2008 by DracoBlue
*
* @author : DracoBlue (http://dracoblue.com)
* @date : 13th May 2006
* @update : 16th Sep 2008
*
* This file is provided as is (no warranties).
*
* It's released under the terms of MIT.
*
* Feel free to use it, a little message in
* about box is honouring thing, isn't it?
*
*/

#if defined _dini_included
#endinput
#endif

#define _dini_included
#pragma library dini

#if defined MAX_STRING
#define DINI_MAX_STRING MAX_STRING
#else
#define DINI_MAX_STRING 255
#endif

stock dini_Exists(filename[]) {
return fexist(filename);
}

stock dini_Remove(filename[]) {
return fremove(filename);
}

stock dini_Create(filename[]) {
if (fexist(filename)) return false;
new File:fhnd;
fhnd=fopen(filename,io_write);
if (fhnd) {
fclose(fhnd);
return true;
}
return false;
}

stock dini_Set(filename[],key[],value[]) {
// If we have no key, it can't be set
// we also have no chance to set the value, if all together is bigger then the max string
new key_length = strlen(key);
new value_length = strlen(value);
if (key_length==0 || key_length+value_length+2>DINI_MAX_STRING) return false;

new File:fohnd, File:fwhnd;
new tmpres[DINI_MAX_STRING];
new bool:wasset=false;

// Let's remove the old *.part file if there was one.
format(tmpres,sizeof(tmpres),"%s.part",filename);
fremove(tmpres);

// We'll open the source file.
fohnd=fopen(filename,io_read);
if (!fohnd) return false;

fwhnd=fopen(tmpres,io_write);
if (!fwhnd) {
// we can't open the second file for writing, so .. let's close the open one and exit.
fclose(fohnd);
return false;
}

while (fread(fohnd,tmpres)) {
if (
!wasset
&& tmpres[key_length]=='='
&& !strcmp(tmpres, key, true, key_length)
) {
// We've got what needs to be replaced!
format(tmpres,sizeof(tmpres),"%s=%s",key,value);
wasset=true;
} else {
DINI_StripNewLine(tmpres);
}
fwrite(fwhnd,tmpres);
fwrite(fwhnd,"\r\n");
}

if (!wasset) {
format(tmpres,sizeof(tmpres),"%s=%s",key,value);
fwrite(fwhnd,tmpres);
fwrite(fwhnd,"\r\n");
}

fclose(fohnd);
fclose(fwhnd);

format(tmpres,sizeof(tmpres),"%s.part",filename);
if (DINI_fcopytextfile(tmpres,filename)) {
return fremove(tmpres);
}
return false;
}

stock dini_IntSet(filename[],key[],value) {
new valuestring[DINI_MAX_STRING];
format(valuestring,DINI_MAX_STRING,"%d",value);
return dini_Set(filename,key,valuestring);
}

stock dini_Int(filename[],key[]) {
return strval(dini_Get(filename,key));
}

stock dini_FloatSet(filename[],key[],Float:value) {
new valuestring[DINI_MAX_STRING];
format(valuestring,DINI_MAX_STRING,"%f",value);
return dini_Set(filename,key,valuestring);
}

stock Float:dini_Float(filename[],key[]) {
return floatstr(dini_Get(filename,key));
}

stock dini_Bool(filename[],key[]) {
return strval(dini_Get(filename,key));
}

stock dini_BoolSet(filename[],key[],value) {
if (value) {
return dini_Set(filename,key,"1");
}
return dini_Set(filename,key,"0");
}

stock dini_Unset(filename[],key[]) {
// If we have no key, it can't be set
// we also have no chance to unset the key, if all together is bigger then the max string
new key_length = strlen(key);
if (key_length==0 || key_length+2>DINI_MAX_STRING) return false;

new File:fohnd, File:fwhnd;
new tmpres[DINI_MAX_STRING];

// Let's remove the old *.part file if there was one.
format(tmpres,DINI_MAX_STRING,"%s.part",filename);
fremove(tmpres);

// We'll open the source file.
fohnd=fopen(filename,io_read);
if (!fohnd) return false;

fwhnd=fopen(tmpres,io_write);
if (!fwhnd) {
// we can't open the second file for writing, so .. let's close the open one and exit.
fclose(fohnd);
return false;
}

while (fread(fohnd,tmpres)) {
if (
tmpres[key_length]=='='
&& !strcmp(tmpres, key, true, key_length)
) {
// We've got what needs to be removed!
} else {
DINI_StripNewLine(tmpres);
fwrite(fwhnd,tmpres);
fwrite(fwhnd,"\r\n");
}
}

fclose(fohnd);
fclose(fwhnd);

format(tmpres,DINI_MAX_STRING,"%s.part",filename);
if (DINI_fcopytextfile(tmpres,filename)) {
return fremove(tmpres);
}
return false;
}

stock dini_Get(filename[],key[]) {
new tmpres[DINI_MAX_STRING];

new key_length = strlen(key);
if (key_length==0 || key_length+2>DINI_MAX_STRING) return tmpres;

new File:fohnd;
fohnd=fopen(filename,io_read);
if (!fohnd) return tmpres;

while (fread(fohnd,tmpres)) {
if (
tmpres[key_length]=='='
&& !strcmp(tmpres, key, true, key_length)
) {
/* We've got what we need */
DINI_StripNewLine(tmpres);
strmid(tmpres, tmpres, key_length + 1, strlen(tmpres), DINI_MAX_STRING);
fclose(fohnd);
return tmpres;
}
}
fclose(fohnd);
return tmpres;
}

stock dini_Isset(filename[],key[]) {
new key_length = strlen(key);
if (key_length==0 || key_length+2>DINI_MAX_STRING) return false;

new File:fohnd;
fohnd=fopen(filename,io_read);
if (!fohnd) return false;

new tmpres[DINI_MAX_STRING];
while (fread(fohnd,tmpres)) {
if (
tmpres[key_length]=='='
&& !strcmp(tmpres, key, true, key_length)
) {
// We've got what we need
fclose(fohnd);
return true;
}
}
fclose(fohnd);
return false;
}

stock DINI_StripNewLine(string[]) {
new len = strlen(string);
if (string[0]==0) return ;
if ((string[len - 1] == '\n') || (string[len - 1] == '\r')) {
string[len - 1] = 0;
if (string[0]==0) return ;
if ((string[len - 2] == '\n') || (string[len - 2] == '\r')) string[len - 2] = 0;
}
}

stock DINI_fcopytextfile(oldname[],newname[]) {
new File:ohnd,File:nhnd;
if (!fexist(oldname)) return false;
ohnd=fopen(oldname,io_read);
if (!ohnd) return false;
nhnd=fopen(newname,io_write);
if (!nhnd) {
fclose(ohnd);
return false;
}
new tmpres[DINI_MAX_STRING];
while (fread(ohnd,tmpres)) {
DINI_StripNewLine(tmpres);
format(tmpres,sizeof(tmpres),"%s\r\n",tmpres);
fwrite(nhnd,tmpres);
}
fclose(ohnd);
fclose(nhnd);
return true;
}