<?php
date_default_timezone_set('Asia/Baku');

function currentLang()
{
    return isset($_COOKIE['LANG']) ? $_COOKIE['LANG'] : 'az';
}

/* Dəyişdirməyin */
define('BACK', 'pages/back-end/');
define('FRONT', 'pages/front-end/');
define('LANG_LIST', array('az', 'en', 'ru'));
define('L', includeLang(currentLang()));
define('LEVELS', array(
    0 => 'standart',
    1 => 'admin',
    2 => 'redactor'
));
/*========================*/

function issetPage($page)
{
    $pagesList = array();
    $page .= ".php";
    $handle = opendir('pages/back-end');

    while(false !== ($entry = readdir($handle)))
    {
        $pagesList[] = $entry;
    }

    closedir($handle);
    $status = in_array($page, $pagesList);

    return $status;
}

function view($page)
{
    require FRONT . $page . '.php';
}

function includeLang($lang)
{
    return parse_ini_file('lang/'.$lang.'.ini');
}

function setLang($lang)
{
    if(!empty($_GET['lang']))
    {
        setcookie('LANG', $_GET['lang'], strtotime('+1 month'));
        //PHP çərəzləri ikinci yenilənmədən sonra səyyahda saxlayır
        header("Location: ".strtok($_SERVER["REQUEST_URI"],'?'));
    }
}

function randomString($lenght)
{
    $symbols = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890_";
    $link = null;

    for($i = 0; $i < $lenght; $i++) {
        $s = rand(0, 62);
        $link .= $symbols[$s];
    }

    return $link;
}

function formInput($name)
{
    $str = randomString(20);
    $_SESSION['formInput'] = $str;

    $hidden = '<input type="hidden" name="'.$name.'" value="'.$str.'"/>';

    return $hidden;
}

function preventXSS($input)
{
    return htmlspecialchars($input, ENT_COMPAT | ENT_HTML5, 'UTF-8');
}

function uploadImage(array $file)
{
    $handle = opendir(FRONT . 'assets/uploads');
    while(false !== ($entry = readdir($handle)))
    {
        $pagesList[] = $entry;
    }
    closedir($handle);

    $status  = true;
    $supportedMimeTypes = array(
        'image/png',
        'image/jpg',
        'image/jpeg'
    );
    $uploadPath = FRONT . 'assets/uploads/';
    $mimeType   = mime_content_type($file['tmp_name']);
    $extension = '.'.substr($file['type'], 6);

    if(in_array($mimeType, $supportedMimeTypes) &&
       in_array($file['type'], $supportedMimeTypes))
        //MimeType uyğundursa
    {
        while($status)
        {
            $name       = randomString(10);
            $fullName  = $name.$extension;

            if(!in_array($fullName, $pagesList))
            {
                $status = false;
            }
        }

        if(move_uploaded_file($file['tmp_name'], $uploadPath.$fullName))
        {
            return $fullName;
        }else
        {
            return 'imageError';
        }
    }else{
        return 'imageError';
    }

}

function notFound()
{
    include FRONT . '404.php';
    exit();
}

function redirect()
{
    if(!empty($_GET['next']))
    {
        header('Location: //'.$_SERVER['HTTP_HOST'].'/'.$_GET['next']);
    }
}

function routeToArray($ROUTE)
{
    $ROUTE = str_replace("I", "ı", $ROUTE);
    $ROUTE = mb_strtolower($ROUTE, "UTF-8");
    $ROUTE = trim($ROUTE, "/");
    $ROUTE = explode("/", $ROUTE);

    return $ROUTE;
}

function itemBox(array $data)
{
    return
        "<div class=\"common_item_content\">
            <div class=\"show_only_item\">
                <div class=\"ribbon\"><p>{$data['item_discount']} %</p></div>
                    <div class=\"show_only_item_image\" style=\"background-image: url('pages/front-end/assets/uploads/{$data['item_main_image']}')\"></div>
                        <div class=\"show_only_item_text\">
                            <h5>{$data['item_name']}</h5>
                            <p>{$data['item_current_cost']} AZN</p>
                            <del>{$data['item_actual_cost']} Azn</del>
                        </div>
                    </div>
                <div class=\"common_item_content_abso\">
                    <ul class=\"items_slide_down\">
                        <li><a href=\"#\" class=\"cops\">indi al</a></li>
                        <li><a class=\"cops_round\" onclick=\"addToCompare({$data['item_id']});\"></a></li>
                        <li><a class=\"cops_store my_cart\" onclick='addToBasket({$data['item_id']});' data-type=\"add\" data-text=\"Səbətə atıldı\" >SƏBƏTƏ AT</a></li>
                    </ul>
                <div class=\"show_only_item_text\">
                    <h5>{$data['item_name']}</h5>
                    <fieldset class=\"rating\">
                        <input type=\"radio\" id=\"star5\" name=\"rating\" value=\"5\" /><label class = \"full\" for=\"star5\" title=\"Awesome - 5 stars\"></label>
                        <input type=\"radio\" id=\"star4\" name=\"rating\" value=\"4\" /><label class = \"full\" for=\"star4\" title=\"Pretty good - 4 stars\"></label>
                        <input type=\"radio\" id=\"star3\" name=\"rating\" value=\"3\" /><label class = \"full\" for=\"star3\" title=\"Meh - 3 stars\"></label>
                        <input type=\"radio\" id=\"star2\" name=\"rating\" value=\"2\" /><label class = \"full\" for=\"star2\" title=\"Kinda bad - 2 stars\"></label>
                        <input type=\"radio\" id=\"star1\" name=\"rating\" value=\"1\" /><label class = \"full\" for=\"star1\" title=\"Sucks big time - 1 star\"></label>
                    </fieldset><br/>
                    <p><span>{$data['item_current_cost']} </span>AZN</p>
                    <del>{$data['item_actual_cost']} Azn</del>
                    <p class=\"pull-right name_item_bottom\">Emil Bayramov</p>
                </div>
            </div>
        </div>";
}

function is_int_array(array $array)
{
    $status = true;
    foreach ($array as $element)
    {
        //(int) string-i int etmək istəyəndə uyğun deyilsə false qaytarır. bu da 0 deməkdir. 0-sa int tipindədir
        if(!is_int((int)$element) || (int)$element == 0) $status = false;
    }

    return $status;
}

function pagination($count, $limit)
{
    if($count > $limit)
    {
        $odd = $count % $limit;
        if($odd==0){$pagination = $count / $limit;}
        else{$pagination = (($count - $odd)/$limit)+1;}

    }elseif($count==$limit || $count<$limit){$pagination = 0;}

    return $pagination;
}