[Filterscript] Command Blocker v1.1

#include <a_samp>

#define COMMAND_BLOCKED_MSG     "This command has been blocked, you cannot use it."
#define COMMAND_BLOCKED_COLOR   0xFF0000FF
#define MAX_COMMAND_BLOCKED     25

new BlockedCommand[MAX_COMMAND_BLOCKED][25];

public OnPlayerCommandText(playerid, cmdtext[])
{
	new bool:CMD_BLOCKED = false;
	for(new i = 0; i < MAX_COMMAND_BLOCKED; i++)
	{
	    if(BlockedCommand[i][0] == '\0') continue;
		if(cmdtext[0] == '/')
		{
			if(!strcmp(BlockedCommand[i], cmdtext[1], true)) CMD_BLOCKED = true;
		}
		else if(!strcmp(BlockedCommand[i], cmdtext, true)) CMD_BLOCKED = true;
		else continue;
	}
	if(CMD_BLOCKED) return SendClientMessage(playerid, COMMAND_BLOCKED_COLOR, COMMAND_BLOCKED_MSG);

	new split = strfind(cmdtext, " ", true), command[60];
	if(split != -1)
	{
		strmid(command, cmdtext, 0, split);
		strdel(cmdtext, 0, split + 1);
	}
	else format(command, sizeof(command), "%s", cmdtext);

	if(!strcmp(command, "/blockcommand", true) || !strcmp(command, "/blockcmd", true))
	{
		if(!IsPlayerAdmin(playerid)) return 0;
		if(split == -1) return SendClientMessage(playerid, -1, "USAGE: /blockcommand [command]");
		if(cmdtext[0] == '/') strdel(cmdtext, 0, 1);
		new slotfree = -1;
		for(new i = 0; i < MAX_COMMAND_BLOCKED; i++)
		{
		    if(BlockedCommand[i][0] == '\0') slotfree = i;
		    else if(!strcmp(BlockedCommand[i], cmdtext, true)) return SendClientMessage(playerid, -1, "This command is already blocked. Use '/unblockcommand [command]' to unblock it.");
			if(slotfree != -1) continue;
		}
		if(slotfree == -1) return SendClientMessage(playerid, -1, "You have reached the maximum limit of blocked commands. Please unblock some before proceeding.");
		format(BlockedCommand[slotfree], 25, "%s", cmdtext);
		SendClientMessage(playerid, -1, "SUCCESS: Command Blocked successfully.");
		return 1;
	}

	if(!strcmp(command, "/unblockcommand", true) || !strcmp(command, "/unblockcmd", true))
	{
		if(!IsPlayerAdmin(playerid)) return 0;
		if(split == -1) return SendClientMessage(playerid, -1, "USAGE: /unblockcommand [command]");
		if(cmdtext[0] == '/') strdel(cmdtext, 0, 1);
		new slotfree = -1;
		for(new i = 0; i < MAX_COMMAND_BLOCKED; i++)
		{
			if(!strcmp(BlockedCommand[i], cmdtext, true) && BlockedCommand[i][0] != '\0')
			{
				slotfree = i;
				break;
			}
		}
		if(slotfree == -1) return SendClientMessage(playerid, -1, "This command is not blocked. Use '/blockcommand [command]' to block it.");
		strdel(BlockedCommand[slotfree], 0, strlen(BlockedCommand[slotfree]));
		SendClientMessage(playerid, -1, "SUCCESS: Command Unblocked successfully.");
		return 1;
	}
	return 0;
}