#include <amxmodx>
#include <amxmisc>

#define PLUGIN  "BlockAds"
#define AUTHOR  "Andrei."
#define VERSION "1.0"

new ads[][] =
{
    "wwwgooglecom"
}

public plugin_init()
{
    register_plugin(PLUGIN, VERSION, AUTHOR)
    register_clcmd("say", "hookSay");
}

public hookSay(id)
{
    new text[192];

    read_args(text, 192)
    remove_quotes(text)

    new alphaText[192]
    new len = strlen(text);
    new pos = 0;

    for (new i=0; i<len; ++i)
    {
        if (isalpha(text[i]))
        {
            alphaText[pos++] = text[i];
        }
    }

    new bool:isAd = false;

    for (new i=0; i<sizeof(ads); ++i)
    {
        if (containi(alphaText, ads[i]))
        {
            isAd = true;
            break;
        }
    }

    return isAd? PLUGIN_HANDLED : PLUGIN_CONTINUE;
}