<?
    error_reporting(E_ALL^E_DEPRECATED);
    include 'inc/db.php';
    include 'inc/generic.php';

    $methods = array();

    function method_register($method)
    {
        global $methods;
        if(strlen($method) < 1)
            return;

        $methods[] = $method;
    }

    function method_supported($method)
    {
        global $methods;

        foreach($methods as $m)
        {
            if($m == $method)
                return true;
        }

        return false;
    }

    function argument_require($arg)
    {
        if(!isset($_GET[$arg]))
        {
            echo "Argument $arg expected";
            exit;
        }

        return $_GET[$arg];
    }

    /**
        Начало блока реализации API вызовов
    */

    function user_get()
    {
        $response["result"] = "OK";
        $id = intval(argument_require("id"));
        $user = user_fetch($id);

        if($user)
        {
            $response["nick"] = $user["nick"];
            $response["rating"] = $user["rating"];
            $response["regdate"] = $user["regdate"];
            $response["rights"] = $user["rights"];
            $response["visit"] = $user["visit"];
            $response["realname"] = $user["ank_real"];
            $response["gender"] = $user["ank_gender"];
            $response["birthday"] = $user["ank_birhday"];
            $response["city"] = $user["ank_city"];
            $response["interests"] = $user["ank_interesy"];
            $response["hair"] = $user["ank_hair"];
            $response["height"] = $user["ank_rost"];
            $response["weight"] = $user["ank_weight"];
        }
        else
        {
            $response["result"] = "UNF";
        }

        return $response;
    }

    function user_exists()
    {
        $response["result"] = "OK";
        $name = mysql_filt(argument_require("name"));

        if(user_fetch_by_name($name) == null)
            $response["result"] = "UNK";

        return $response;
    }

    function user_mail()
    {
        $response["result"] = "OK";
        $from = intval(argument_require("from"));
        $password = mysql_filt(argument_require("password"));
        $to = intval(argument_require("to"));
        $message = smiles_preprocess(bb_preprocess(mysql_filt(argument_require("message"))));
        $user = user_fetch($from);
        $receiver = user_fetch($to);

        if($from && $to)
        {
            if($user["password"] == $password)
            {
                mail_send($to, $from, $message);
            }
            else
            {
                $response["result"] = "IP";
            }
        }
        else
        {
            $response["result"] = "UNK";
        }


        return $response;
    }

    /**
        Конец блока реализации API вызовов
    */

    method_register("user_get");
    method_register("user_mail");
    method_register("user_exists");

    if(!isset($_GET["method"]) || !method_supported($_GET["method"]))
    {
        echo "Unknown API method specified";
        exit;
    }

    $method = $_GET["method"];

    foreach($methods as $m)
    {
        if($m == $method)
        {
            if(function_exists($m))
            {
                $response = call_user_func($m);
                echo json_encode($response);
            }
            else
            {
                echo "Not implemented yet";
            }

            exit;
        }
    }