Simple Trivia System

#define USE_SSCANF_PLUGIN                                                       // Daca nu folositi sscanf plugin, stergeti
#define EXACTLY_ANSWER                                                          // Daca aceasta constanta e definita, raspunsul 'abc' nu este acelasi lucru cu 'abc.'
//#define GIVE_MONEY_FUNCTION               ( "GivePlayerCash" )                // Daca aveti vreun money anticheat, definiti aceasta constanta cu numele functiei de dat ban a anticheat-ului
#define CASE_SENSITIVE                      ( false )                           // true / false
#define MAX_QUESTIONS                       ( 50 )                              // Numarul maxim de intrebari ce poate fi incarcat din fisier
#define TRIVIA_PATH                         ( "trivia.cfg" )                    // Fisierul cu intrebarile
#define ASK_INTERVAL                        ( 600 )                             // Intervalul de timp dintre intrebari ( secunde )
#define RESPONSE_INTERVAL                   ( 60 )                              // Peste cat timp sa fie afisat raspunsul corect daca nu s-a raspuns ( secunde )
#define MONEY_WON                           ( 5000 )                            // Banii castigati

// Sintaxa:
// INTREBARE|RASPUNS

#if ASK_INTERVAL <= RESPONSE_INTERVAL
    #undef ASK_INTERVAL
    #define ASK_INTERVAL                    ( RESPONSE_INTERVAL + 10 )
#endif

#include < a_samp >
#if defined USE_SSCANF_PLUGIN
    #include < sscanf2 >
#endif

forward rtTimer ( );
forward rtTimerAnswer ( );

enum ertTrivia
{
    rtQuestion [ 64 ],
    rtAnswer [ 64 ]
};

new rtTrivia [ MAX_QUESTIONS ] [ ertTrivia ];
new rtTimerID;
new rtAnswerTimerID;
new rtQuestionID;
new rtLoadedQuestions;

public OnFilterScriptInit ( )
{
    print ( "\n[R-TRIVIA] - Loaded\n\nSimple Trivia System by RaZVaN ^ xD @ gta-mp.ro\n" );
    if ( !fexist ( TRIVIA_PATH ) ) return print ( "[R-TRIVIA]: Trivia config file was not found." );
    new
        File: rtFile = fopen ( TRIVIA_PATH, io_read ),
        string [ 128 + 1 ]
    ;
    rtQuestionID = -1;
    rtLoadedQuestions = 0;
    while ( fread ( rtFile, string ) )
    {
        #if defined USE_SSCANF_PLUGIN
        if ( !sscanf ( string, "p<|>s[64]s[64]", rtTrivia [ rtLoadedQuestions ] [ rtQuestion ], rtTrivia [ rtLoadedQuestions ] [ rtAnswer ] ) )
        #else
        if ( !sscanf ( string, "p|ss", rtTrivia [ rtLoadedQuestions ] [ rtQuestion ], rtTrivia [ rtLoadedQuestions ] [ rtAnswer ] ) )
        #endif
        {
            for ( new i = 0, j = strlen ( rtTrivia [ rtLoadedQuestions ] [ rtAnswer ] ); i != j; ++i )
            {
                switch ( rtTrivia [ rtLoadedQuestions ] [ rtAnswer ] [ i ] )
                {
                    case '\r', '\n': strdel ( rtTrivia [ rtLoadedQuestions ] [ rtAnswer ], i, i + 1 );
                    default: continue;
                }
            }
            ++rtLoadedQuestions;
            if ( rtLoadedQuestions == MAX_QUESTIONS )
            {
                print ( "[R-TRIVIA]: Limit of questions - reached." );
                break;
            }
        }
    }
    fclose ( rtFile );
    printf ( "[R-TRIVIA]: %i questions - loaded.", rtLoadedQuestions );
    if ( rtLoadedQuestions != 0 ) rtTimerID = SetTimer ( "rtTimer", ASK_INTERVAL * 1000, true );
    return 1;
}

public OnFilterScriptExit ( )
{
    print ( "\n[R-TRIVIA] - Unloaded\n" );
    KillTimer ( rtTimerID );
    if ( rtQuestionID != -1 ) KillTimer ( rtAnswerTimerID );
    return 1;
}

public OnPlayerText ( playerid, text [ ] )
{
    if ( rtQuestionID != -1 )
    {
        if ( text [ 0 ] == 0 || ( text [ 0 ] == 1 && text [ 1 ] == 0 ) ) return 1;
        #if defined EXACTLY_ANSWER
        if ( !strcmp ( text, rtTrivia [ rtQuestionID ] [ rtAnswer ], !CASE_SENSITIVE ) )
        #else
        if ( strfind ( text, rtTrivia [ rtQuestionID ] [ rtAnswer ], !CASE_SENSITIVE ) != -1 )
        #endif
        {
            new string [ 160 ];
            GetPlayerName ( playerid, string, MAX_PLAYER_NAME );
            format ( string, sizeof ( string ), "[R-TRIVIA]: %s {FFFFFF}a raspuns corect ( {00FF00}%s {FFFFFF}) .", string, rtTrivia [ rtQuestionID ] [ rtAnswer ] );
            SendClientMessageToAll ( 0x00FF00FF, string );
            #if defined GIVE_MONEY_FUNCTION
            CallRemoteFunction ( GIVE_MONEY_FUNCTION, "ii", playerid, MONEY_WON );
            #else
            GivePlayerMoney ( playerid, MONEY_WON );
            #endif
            KillTimer ( rtAnswerTimerID );
            rtQuestionID = -1;
            return 0;
        }
    }
    return 1;
}

public rtTimer ( )
{
    new string [ 128 ];
    rtQuestionID = random ( rtLoadedQuestions );
    format ( string, sizeof ( string ), "[R-TRIVIA]: {FFFFFF}%s {00FF00}?", rtTrivia [ rtQuestionID ] [ rtQuestion ] );
    SendClientMessageToAll ( 0x00FF00FF, string );
    SendClientMessageToAll ( 0x00FF00FF, "[R-TRIVIA]: {FFFFFF}Tastati raspunsul in {00FF00}chat {FFFFFF}." );
    rtAnswerTimerID = SetTimer ( "rtTimerAnswer", RESPONSE_INTERVAL * 1000, false );
    return 1;
}

public rtTimerAnswer ( )
{
    new string [ 128 ];
    format ( string, sizeof ( string ), "[R-TRIVIA]: {FFFFFF}Raspunsul era {00FF00}%s {FFFFFF}.", rtTrivia [ rtQuestionID ] [ rtAnswer ] );
    SendClientMessageToAll ( 0x00FF00FF, string );
    rtQuestionID = -1;
    return 1;
}

#if !defined USE_SSCANF_PLUGIN
stock sscanf(string[], format[], {Float,_}:...)
{
    #if defined isnull
        if (isnull(string))
    #else
        if (string[0] == 0 || (string[0] == 1 && string[1] == 0))
    #endif
        {
            return format[0];
        }
    #pragma tabsize 4
    new
        formatPos = 0,
        stringPos = 0,
        paramPos = 2,
        paramCount = numargs(),
        delim = ' ';
    while (string[stringPos] && string[stringPos] <= ' ')
    {
        stringPos++;
    }
    while (paramPos < paramCount && string[stringPos])
    {
        switch (format[formatPos++])
        {
            case '\0':
            {
                return 0;
            }
            case 'i', 'd':
            {
                new
                    neg = 1,
                    num = 0,
                    ch = string[stringPos];
                if (ch == '-')
                {
                    neg = -1;
                    ch = string[++stringPos];
                }
                do
                {
                    stringPos++;
                    if ('0' <= ch <= '9')
                    {
                        num = (num * 10) + (ch - '0');
                    }
                    else
                    {
                        return -1;
                    }
                }
                while ((ch = string[stringPos]) > ' ' && ch != delim);
                setarg(paramPos, 0, num * neg);
            }
            case 'h', 'x':
            {
                new
                    num = 0,
                    ch = string[stringPos];
                do
                {
                    stringPos++;
                    switch (ch)
                    {
                        case 'x', 'X':
                        {
                            num = 0;
                            continue;
                        }
                        case '0' .. '9':
                        {
                            num = (num << 4) | (ch - '0');
                        }
                        case 'a' .. 'f':
                        {
                            num = (num << 4) | (ch - ('a' - 10));
                        }
                        case 'A' .. 'F':
                        {
                            num = (num << 4) | (ch - ('A' - 10));
                        }
                        default:
                        {
                            return -1;
                        }
                    }
                }
                while ((ch = string[stringPos]) > ' ' && ch != delim);
                setarg(paramPos, 0, num);
            }
            case 'c':
            {
                setarg(paramPos, 0, string[stringPos++]);
            }
            case 'f':
            {

                new changestr[16], changepos = 0, strpos = stringPos;
                while(changepos < 16 && string[strpos] && string[strpos] != delim)
                {
                    changestr[changepos++] = string[strpos++];
                }
                changestr[changepos] = '\0';
                setarg(paramPos,0,_:floatstr(changestr));
            }
            case 'p':
            {
                delim = format[formatPos++];
                continue;
            }
            case '\'':
            {
                new
                    end = formatPos - 1,
                    ch;
                while ((ch = format[++end]) && ch != '\'') {}
                if (!ch)
                {
                    return -1;
                }
                format[end] = '\0';
                if ((ch = strfind(string, format[formatPos], false, stringPos)) == -1)
                {
                    if (format[end + 1])
                    {
                        return -1;
                    }
                    return 0;
                }
                format[end] = '\'';
                stringPos = ch + (end - formatPos);
                formatPos = end + 1;
            }
            case 'u':
            {
                new
                    end = stringPos - 1,
                    id = 0,
                    bool:num = true,
                    ch;
                while ((ch = string[++end]) && ch != delim)
                {
                    if (num)
                    {
                        if ('0' <= ch <= '9')
                        {
                            id = (id * 10) + (ch - '0');
                        }
                        else
                        {
                            num = false;
                        }
                    }
                }
                if (num && IsPlayerConnected(id))
                {
                    setarg(paramPos, 0, id);
                }
                else
                {
                    #if !defined foreach
                        #define foreach(%1,%2) for (new %2 = 0; %2 < MAX_PLAYERS; %2++) if (IsPlayerConnected(%2))
                        #define __SSCANF_FOREACH__
                    #endif
                    string[end] = '\0';
                    num = false;
                    new
                        name[MAX_PLAYER_NAME];
                    id = end - stringPos;
                    foreach (Player, playerid)
                    {
                        GetPlayerName(playerid, name, sizeof (name));
                        if (!strcmp(name, string[stringPos], true, id))
                        {
                            setarg(paramPos, 0, playerid);
                            num = true;
                            break;
                        }
                    }
                    if (!num)
                    {
                        setarg(paramPos, 0, INVALID_PLAYER_ID);
                    }
                    string[end] = ch;
                    #if defined __SSCANF_FOREACH__
                        #undef foreach
                        #undef __SSCANF_FOREACH__
                    #endif
                }
                stringPos = end;
            }
            case 's', 'z':
            {
                new
                    i = 0,
                    ch;
                if (format[formatPos])
                {
                    while ((ch = string[stringPos++]) && ch != delim)
                    {
                        setarg(paramPos, i++, ch);
                    }
                    if (!i)
                    {
                        return -1;
                    }
                }
                else
                {
                    while ((ch = string[stringPos++]))
                    {
                        setarg(paramPos, i++, ch);
                    }
                }
                stringPos--;
                setarg(paramPos, i, '\0');
            }
            default:
            {
                continue;
            }
        }
        while (string[stringPos] && string[stringPos] != delim && string[stringPos] > ' ')
        {
            stringPos++;
        }
        while (string[stringPos] && (string[stringPos] == delim || string[stringPos] <= ' '))
        {
            stringPos++;
        }
        paramPos++;
    }
    do
    {
        if ((delim = format[formatPos++]) > ' ')
        {
            if (delim == '\'')
            {
                while ((delim = format[formatPos++]) && delim != '\'') {}
            }
            else if (delim != 'z')
            {
                return delim;
            }
        }
    }
    while (delim > ' ');
    return 0;
}
#endif