Command processor

This script uses OnPlayerChat and processes chat input given by players if the first character is a forward slash.
[h="2"] Code [/h]
[highlight=cpp]
#include "vaultscript.h"
#include <cstdlib>
#include <cstring>

using namespace vaultmp;

State VAULTSCRIPT OnPlayerChat(ID player, RawString message) noexcept
{
// it's a command if the first character is a /
if (*message == '/')
{
// we can safely tokenize because we won't send the message
std::vector<String> tokens;
RawString cmd = std::strtok(message + 1, " ");

// collecting tokens
while (cmd)
{
tokens.emplace_back(cmd);
cmd = std::strtok(nullptr, " ");
}

if (!tokens.empty())
{
// Player object
Player pplayer(player);

if (!tokens[0].compare("additem"))
{
// baseID given?
if (tokens.size() > 1)
{
// get the hexadecimal baseID of the item
Base item = static_cast<Base>(std::strtoul(tokens[1].c_str(), nullptr, 16));
// give item to player with notification
pplayer.AddItem(item, 1, 100.0, False);
}
}
// more commands...
else
{
// send error message
std::strncpy(message, String("Unrecognized command: " + tokens[0]).c_str(), static_cast<size_t>(Index::MAX_CHAT_LENGTH));
return True;
}
}

return False;
}

return True;
}
[/highlight]
[highlight=c]
public OnPlayerChat(ID, message{})
{

if(message{0} == '/' && strlen(message)>1)
{
new delim = strfind(message," "),
params{MAX_MESSAGE_LENGTH},
len = strlen(message);
strmid(str,message,1,delim==-1?len:delim);
if(delim>1) strmid(params,message,delim+1,len);
if(!strcmp(str,"additem"))
{
AddItem(ID,strval(params),1,100.0,Bool:true);
return 0;
}
strformat(str,sizeof(str),true,"SERVER: The command \"/%s\" does not exist",str);
ChatMessage(ID,str);
return 0;
}
return 1;
}
[/highlight]

[category]Script examples[/category]