#include <stdio.h>
#include <stdlib.h>#include <string.h>
#include "../map/pc.h"
#include "../map/clif.h"
#include "../common/HPMi.h"
#include "../common/socket.h"
#include "../common/HPMDataCheck.h" // should always be the last file included! (if you don't make it last, it'll intentionally break compile time)

HPExport struct hplugin_info pinfo = {
    "gmimpersonate",    // Plugin name
    SERVER_TYPE_MAP,    // Which server types this plugin works with?
    "0.1",              // Plugin version
    HPM_VERSION,        // HPM Version (don't change, macro is automatically updated)
};

bool clif_process_message_spaces(int retVal, struct map_session_data *sd, int format, char **name_, size_t *namelen_, char **message_, size_t *messagelen_) {
    if (retVal == true) {
        char* message = (char*)RFIFOP(sd->fd, 4) + strnlen(sd->status.name, NAME_LENGTH - 1) + 3;
        int i, l = strlen(message);
        for (i = 0; i <= l; i++)
            if (message[i] == 'xA0')
                message[i] = 'x20'; // replace Alt+0160 into [space]
        if (stristr(message, "    ")) {
            clif->messagecolor_self(sd->fd, COLOR_RED, "You are only allowed to type maximum of 3 spaces in a dialog.");
            return false;
        }
        if (stristr(message, "x20x3Ax20") || stristr(message, "x20x3Bx20")) { // type " : " OR " ; " will be blocked
            clif->messagecolor_self(sd->fd, COLOR_RED, "You can't impersonate other players !");
            return false;
        }
    }
    return true;
}

HPExport void plugin_init(void) {
    clif = GET_SYMBOL("clif");
    session = GET_SYMBOL("session");
    strlib = GET_SYMBOL("strlib");
    addHookPost("clif->process_message", clif_process_message_spaces);
}