Login/Register Tutorial by newbienoob

// This is a comment
// uncomment the line below if you want to write a filterscript
//#define FILTERSCRIPT

#include <a_samp>
#include <YSI\y_ini>
#define dregister 2011 //Defining register dialog so it won't mixed up with other dialog
#define dlogin 2012 //Defining login dialog so it won't mixed up with other dialog
#define UserPath "Users/%s.ini" //Will define user account path. In this case, will store in Scriptfiles/Users. So create a file inside of your Scriptfiles folder called Users
native WP_Hash(buffer[],len,const str[]); // Whirlpool native, add it at the top of your script under includes
enum PlayerInfo
{
    Pass[129], //User's password
    Adminlevel, //User's admin level
    VIPlevel, //User's vip level
    Money, //User's money
    Scores, //User's scores
    Kills, //User's kills
    Deaths //User's deaths
}
new pInfo[MAX_PLAYERS][PlayerInfo]; //This will create a new variable so we can later use it to saving/loading user's info.

stock Path(playerid) //Will create a new stock so we can easily use it later to load/save user's data in user's path
{
    new str[128],name[MAX_PLAYER_NAME];
    GetPlayerName(playerid,name,sizeof(name));
    format(str,sizeof(str),UserPath,name);
    return str;
}

forward loadaccount_user(playerid, name[], value[]); //forwarding a new function to load user's data
//Now we will use our own function that we have created above
public loadaccount_user(playerid, name[], value[])
{
    INI_String("Password", pInfo[playerid][Pass],129); /*we will use INI_String to load user's password.
    ("Password",.. will load user's password inside of user's path. 'pInfo[playerid][Pass]',...We have defined our user's variable above called, pInfo. Now it's time to use it here to load user's password. '129',... 129 is a length or hashed user's password. Whirlpool will hash 128 characters + NULL*/
    INI_Int("AdminLevel",pInfo[playerid][Adminlevel]);/*We will use INI_Int to load user's admin level. INI_Int stands for INI_Integer. This load an admin level. */
    INI_Int("VIPLevel",pInfo[playerid][VIPlevel]);//As explained above
    INI_Int("Money",pInfo[playerid][Money]); //As explained above
    INI_Int("Scores",pInfo[playerid][Scores]);//As explained above
    INI_Int("Kills",pInfo[playerid][Kills]);//As explained above
    INI_Int("Deaths",pInfo[playerid][Deaths]);//As explained above
    return 1;
}

#if defined FILTERSCRIPT

public OnFilterScriptInit()
{
    print("\n--------------------------------------");
    print(" Blank Filterscript by your name here");
    print("--------------------------------------\n");
    return 1;
}

public OnFilterScriptExit()
{
    return 1;
}

#else

main()
{
    print("\n----------------------------------");
    print(" Blank Gamemode by your name here");
    print("----------------------------------\n");
}

#endif

public OnGameModeInit()
{
    // Don't use these lines if it's a filterscript
    SetGameModeText("Blank Script");
    AddPlayerClass(0, 1958.3783, 1343.1572, 15.3746, 269.1425, 0, 0, 0, 0, 0, 0);
    return 1;
}

public OnGameModeExit()
{
    return 1;
}

public OnPlayerRequestClass(playerid, classid)
{
    SetPlayerPos(playerid, 1958.3783, 1343.1572, 15.3746);
    SetPlayerCameraPos(playerid, 1958.3783, 1343.1572, 15.3746);
    SetPlayerCameraLookAt(playerid, 1958.3783, 1343.1572, 15.3746);
    return 1;
}

public OnPlayerConnect(playerid)
{
    new name[MAX_PLAYER_NAME]; //Making a new variable called 'name'. name[MAX_PLAYER_NAME] is created so we can use it to get player's name.
    GetPlayerName(playerid,name,sizeof(name)); //Get player's name
    if(fexist(Path(playerid))) /* Check if the connected user is registered or not. fexist stands for file exist. So if file exist in the files(Path(playerid)),*/
    {// then
        INI_ParseFile(Path(playerid),"loadaccount_user", .bExtra = true, .extra = playerid); //Will load user's data using INI_Parsefile.
        ShowPlayerDialog(playerid,dlogin,DIALOG_STYLE_INPUT,"Login","Welcome back. This account is registered. \nInsert your password to login to your account","Login","Quit");/*A dialog with input style will appear so you can insert your password to login.*/
    }
    else //If the connected user is not registered,
    {//then we will 'force' him to register :)
        ShowPlayerDialog(playerid,dregister,DIALOG_STYLE_INPUT,"Register","Welcome! This account is not registered.\nEnter your own password to create a new account.","Register","Quit");
        return 1;
    }
    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    //Same as OnDialogResponse, we will save their stats inside of their user's account
    if(fexist(Path(playerid)))//Will check if the file is exit or not inside of User's folder that we have created.
    {
        new INI:file = INI_Open(Path(playerid)); //will open their their file
        INI_SetTag(file,"Player's Data");//We will set a tag inside of user's account called "Player's Data"
        INI_WriteInt(file,"AdminLevel",pInfo[playerid][Adminlevel]); //If you've set his/her admin level, then his/her admin level will be saved inside of his/her account
        INI_WriteInt(file,"VIPLevel",pInfo[playerid][VIPlevel]);//As explained above
        INI_WriteInt(file,"Money",GetPlayerMoney(playerid));//We will save his score inside of his account
        INI_WriteInt(file,"Scores",GetPlayerScore(playerid));//As explained above
        INI_WriteInt(file,"Kills",pInfo[playerid][Kills]);//As explained above
        INI_WriteInt(file,"Deaths",pInfo[playerid][Deaths]);//As explained above
        INI_Close(file);//Now after we've done saving their data, we now need to close the file
        return 1;
    }
    return 1;
}

public OnPlayerSpawn(playerid)
{
    return 1;
}

public OnPlayerDeath(playerid, killerid, reason)
{
    pInfo[killerid][Kills]++;//Will give 1 score to killer and it will be saved inside of his/her account
    pInfo[playerid][Deaths]++;//Will give 1 deaths each time they die and it will be saved inside of his/her account
    return 1;
}

public OnVehicleSpawn(vehicleid)
{
    return 1;
}

public OnVehicleDeath(vehicleid, killerid)
{
    return 1;
}

public OnPlayerText(playerid, text[])
{
    return 1;
}

public OnPlayerCommandText(playerid, cmdtext[])
{
    if (strcmp("/mycommand", cmdtext, true, 10) == 0)
    {
        // Do something here
        return 1;
    }
    return 0;
}

public OnPlayerEnterVehicle(playerid, vehicleid, ispassenger)
{
    return 1;
}

public OnPlayerExitVehicle(playerid, vehicleid)
{
    return 1;
}

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    return 1;
}

public OnPlayerEnterCheckpoint(playerid)
{
    return 1;
}

public OnPlayerLeaveCheckpoint(playerid)
{
    return 1;
}

public OnPlayerEnterRaceCheckpoint(playerid)
{
    return 1;
}

public OnPlayerLeaveRaceCheckpoint(playerid)
{
    return 1;
}

public OnRconCommand(cmd[])
{
    return 1;
}

public OnPlayerRequestSpawn(playerid)
{
    return 1;
}

public OnObjectMoved(objectid)
{
    return 1;
}

public OnPlayerObjectMoved(playerid, objectid)
{
    return 1;
}

public OnPlayerPickUpPickup(playerid, pickupid)
{
    return 1;
}

public OnVehicleMod(playerid, vehicleid, componentid)
{
    return 1;
}

public OnVehiclePaintjob(playerid, vehicleid, paintjobid)
{
    return 1;
}

public OnVehicleRespray(playerid, vehicleid, color1, color2)
{
    return 1;
}

public OnPlayerSelectedMenuRow(playerid, row)
{
    return 1;
}

public OnPlayerExitedMenu(playerid)
{
    return 1;
}

public OnPlayerInteriorChange(playerid, newinteriorid, oldinteriorid)
{
    return 1;
}

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    return 1;
}

public OnRconLoginAttempt(ip[], password[], success)
{
    return 1;
}

public OnPlayerUpdate(playerid)
{
    return 1;
}

public OnPlayerStreamIn(playerid, forplayerid)
{
    return 1;
}

public OnPlayerStreamOut(playerid, forplayerid)
{
    return 1;
}

public OnVehicleStreamIn(vehicleid, forplayerid)
{
    return 1;
}

public OnVehicleStreamOut(vehicleid, forplayerid)
{
    return 1;
}

public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    if(dialogid == dregister) //If dialog id is a register dialog
    {//then
        if(!response) return Kick(playerid); //If they clicked the second button "Quit", we will kick them.
        if(response) //if they clicked the first button "Register"
        {//then
            if(!strlen(inputtext)) //If they didn't enter any password
            {// then we will tell to them to enter the password to register
                ShowPlayerDialog(playerid,dregister,DIALOG_STYLE_INPUT,"Register","Welcome! This account is not registered.\nEnter your own password to create a new account.\nPlease enter the password!","Register","Quit");
                return 1;
            }
            //If they has entered a password for his account...
            new hashpass[129]; //Now we will create a new variable to hash his/her password
            WP_Hash(hashpass,sizeof(hashpass),inputtext);//We will use whirlpool to has their password
            new INI:file = INI_Open(Path(playerid)); //will create a new variable to register their acount inside of Scriptfiles/Users folder
            INI_SetTag(file,"Player's Data");//We will set a tag inside of user's account called "Player's Data"
            INI_WriteString(file,"Password",hashpass);//This will write a hashed password in of user's account
            INI_WriteInt(file,"AdminLevel",0); //Write an integer inside of user's account called "AdminLevel". We will set his level to 0 after he registered.
            INI_WriteInt(file,"VIPLevel",0);//As explained above
            INI_WriteInt(file,"Money",0);//Write an integer inside of user's account called "Money". We will set their money to 0 after he registered
            INI_WriteInt(file,"Scores",0);//As explained above
            INI_WriteInt(file,"Kills",0);//As explained above
            INI_WriteInt(file,"Deaths",0);//As explained above
            INI_Close(file);//Now after we've done saving their data, we now need to close the file
            SendClientMessage(playerid,-1,"You have been successfully registered");//Tell to them that they have successfully registered a new account
            return 1;
        }
    }
    if(dialogid == dlogin) //If dialog id is a login dialog
    {//then
        if(!response) return Kick(playerid); //If they clicked the second button "Quit", we will kick them.
        if(response) //if they clicked the first button "Register"
        {//then
            new hashpass[129]; //Will create a new variable to hash his/her password
            WP_Hash(hashpass,sizeof(hashpass),inputtext); //Will hash inputted password
            if(!strcmp(hashpass,pInfo[playerid][Pass])) //If they have entered a correct password
            {//then
                INI_ParseFile(Path(playerid),"loadaccount_user",.bExtra = true, .extra = playerid);//We will load his account's data from user's path
                SetPlayerScore(playerid,pInfo[playerid][Scores]);//We will get their score inside of his user's account and we will set it here
                GivePlayerMoney(playerid,pInfo[playerid][Money]);//As explained above
                SendClientMessage(playerid,-1,"Welcome back! You have successfully logged in");//Tell them that they've successfully logged in
            }
            else //If they've entered an incorrect password
            {//then
                ShowPlayerDialog(playerid,dlogin,DIALOG_STYLE_INPUT,"Login","Welcome back. This account is registered. \nInsert your password to login to your account.\nIncorrect password!","Login","Quit");//We will tell to them that they've entered an incorrect password
                return 1;
            }
        }
    }
    return 1;
}

public OnPlayerClickPlayer(playerid, clickedplayerid, source)
{
    return 1;
}