public function render()
 {
     // Here comes the rendering process
     $htmlContent = "";
     //Main Content
     $bookList = BookModel::findList(null, null);
     //id und class Bezeichnungen der HTML Elementen
     $idContent = "content";
     $classProduct = "product";
     $classImage = "img-preview";
     $classDescription = "description";
     $classDescriptionText = "description-text";
     $label1 = "label1";
     //local configs, path are saved in book db table
     $maxDescriptionCharlenght = 300;
     $imagePath = "/src/theme/images/";
     //translations
     $label_prefix = ": ";
     $lang_title = i("Title") . $label_prefix;
     $lang_author = i("Author") . $label_prefix;
     $lang_description = i("Description") . $label_prefix;
     $lang_price = i("Price") . $label_prefix;
     $lang_available = i("Available") . $label_prefix;
     $lang_pageTitel = i("Home");
     $lang_isbn_nr = i("isbn");
     //detail link
     $detailProductLink = "index.php?view=productdetail";
     $textDetails = i('To the details');
     $products = $bookList;
     // Array aus DB holen und verifizieren
     foreach ($products as $book) {
         //too long text?
         $modDescription = Utilities::cutText($book['description'], $maxDescriptionCharlenght);
         $book['author'] = trim($book['author']);
         $htmlContent .= "\n        <div class=\"{$classProduct}\">\n          <div class=\"col col_3_12\"><img class=\"{$classImage}\" src=\"" . $book['cover'] . "\"  /></div>\n          <div class=\"{$classDescription} col col_9_12\">\n           <p><div class=\"{$label1}\">{$lang_title}</div>{$book['title']}</p>\n           <p><div class=\"{$label1}\">{$lang_author}</div><span data-wiki=\"{$book['author']}\">{$book['author']}</span></p>\n           <div class=\"{$classDescriptionText}\"><div class=\"{$label1}\">{$lang_description}</div>{$modDescription}</div>\n           <p><div class=\"{$label1}\">{$lang_price}</div> {$book['currency']} {$book['price']}</p>\n           <p><div class=\"{$label1}\">{$lang_available}</div>{$book['available']}</p>\n           <a href=\"{$detailProductLink}&id={$book['isbn']}\" class=\"button button-primary clearfix\">{$textDetails}</a>\n          </div>\n        </div>";
     }
     $htmlContentBody = "\n          <h1> {$lang_pageTitel}</h1>\n           {$htmlContent}\n  ";
     return $htmlContentBody;
 }
 public function displayCart()
 {
     $TID = 0;
     if (sizeof($this->items) == 0) {
         return i("Your shopping cart is empty.");
     }
     $table = "";
     //Erstellen des HTML Contents, der von der displayCart() Funktion dann zurückgegeben wird
     $table = "<p>" . i('Your shoppingcart contains') . ": " . sizeof($this->items) . " " . i('product(s)') . "</p>" . "<table id='shoppingTable'>" . "<tr id='tableTopics'>\n\t\t<td>" . i('isbn') . "</td>\n\t\t<td>" . i('Amount') . "</td>\n\t\t<td>" . i('Title') . "</td>\n\t\t<td></td>\n\t\t<td></td>\n\t\t<td>" . i('Price') . "</td>\n\t\t<td></td>";
     /* Die Tabelle zur Anzeige der in den Korb gelegten Items wird aufbereitet. Der Remove Button wird hinter jeden Zeileneintrag mit der entsprechenden Post Variable
      * gesetzt und die + und - Buttons werden angehängt
      * Update 30.12: Anstatt meiner Lösung unten hätte ich besser die +/- Buttons auch schon bei der Generierung mit den Actions belegen sollen.
      */
     foreach ($this->items as $index) {
         $ID2del = $index->ID;
         $list = BookModel::findList(array('isbn' => array($index->ID)), null);
         $title = $list[0]['title'];
         $price = $list[0]['price'];
         $totPrice = $price * $index->amount;
         $table = $table . "<tr id={$TID} onclick=''><td>{$index->ID}</td>\n\t\t\t<td>{$title}</td>\n\t\t\t<td name='amount'>{$index->amount}</td>\n\t \t \t<td>\n\t \t \t<input type='button' id='plusButton' value='+'></input></td>\n\t \t \t<td><input type='button' id='minusButton' value='-'></input></td>\n\t \t \t<td>{$totPrice}</td>\n\t \t \t<td><form action='" . Controller::instance()->getViewUrl('shoppingcart') . "&remove={$ID2del}' method='post'><input type='submit' value='" . i('Remove') . "'></input></form></td>\n\t \t \t</tr>";
         $TID++;
         $this->subTotal += $totPrice;
     }
     /*
      * Totaler Wert des Warenkorbs
      */
     $table = $table . "\n\t\t\t\t<tr>\n\t\t<td></td><td></td><td></td><td></td>\n\t\t<td></td>\n\t\t<td></td>\n\t\t<td></td>\n\t\t</tr>\n\t\t<tr>\n\t\t<td></td><td></td><td></td><td></td>\n\t\t<td>Sub Total:</td>\n\t\t<td>{$this->subTotal}</td>\n\t\t<td></td>\n\t\t</tr>";
     /*
      *
      */
     $table = $table . "</table>\n\t \t\t\t<div class='action-wrapper'><form action='index.php?view=shoppingcart' method='post' class='clear-form'>\n\t \t\t\t<input type='submit' value='" . i('Empty cart') . "' class='button button-primary'></input>\n\t \t\t\t<input type='hidden' name='clearCart'></input></form>";
     //Add Button go to payment
     $table = $table . "\n\t\t\t\t<a href='index.php?view=payment' class='next'>\n                  <input class='button button-primary' type='button' value='" . i('Go to payment') . "'></input>\n                </a></div>\n\t\t\t";
     // Hier den JavascriptCode rein: Erhöhen liest Anzahl aus, zählt eins dazu und reloaded the page mit dem GET Paramter: &update=ID&Amount=NEUER AMOUNT
     $table = $table . "\n\t \t\t\t<script type='text/javascript'>\n\n\t \t\t\tvar theTbl = document.getElementById('shoppingTable');\n\t \t\t\tvar rows = theTbl.rows;\n\n\t\t\t\tconsole.log(rows.length);\n\n\t\t\t\tfor(var i=0;i<rows.length;i++) {\n\n   \t\t\t\t \t\t\tfor(var j=0;j<rows[i].cells.length;j++)\t{\n\t \t\t\t\t\t\tconsole.log('set');\n      \t\t\t  \t\t\t\trows[i].cells[j].onclick = alertInnerHTML;\n\t \t\t\t\t\t\t}\n\t\t\t\t}\n\n\t \t\t\trowIndex = 0;\n\n\t \t\t\tfunction myFunction(x) {\n\t \t\t\trowIndex = x.rowIndex\n\t \t\t\twindow.alert(rowIndex)\n\t\t\t\t}\n\n\n\n\t \t\t\tfunction alertInnerHTML(e) {\n   \t\t\t\t\t e = e || window.event;//IE\n\t \t\t\t\trownumber = this.parentNode.id;\n\t \t\t\t\tcellNumber = this.cellIndex;\n\n\t \t\t\t\tconsole.log('Zeilennummer: '+rownumber + ' Spalte:' +cellNumber);\n\n\t \t\t\t\tif(cellNumber==3) {\n\t \t\t\t\tconsole.log('increase');\n\t \t\t\t\tincrease(rownumber);\n\t \t\t\t\t}\n\n\t \t\t\t\tif(cellNumber==4) {\n\t \t\t\t\tdecrease(rownumber);\n\t \t\t\t\t}\n\n\t \t\t\t\t}\n\n\t \t\t \tfunction increase(rownumber) {\n\t\t\t\trownumber++;\n\t \t\t\tvar table = document.getElementById('shoppingTable');\n\t\t\t\tproductID = table.rows[rownumber].cells[0].innerHTML;\n\t \t\t\twindow.open('index.php?view=shoppingcart&action=mod&id2Change='+productID+'&change=up','_self')\n\n\t \t\t\t}\n\n\t \t\t\tfunction decrease(rownumber) {\n\t\t\t\trownumber++;\n\t \t\t\tvar table = document.getElementById('shoppingTable');\n\t\t\t\tproductID = table.rows[rownumber].cells[0].innerHTML;\n\n\t\t\t\twindow.open('index.php?view=shoppingcart&action=mod&id2Change='+productID+'&change=down','_self')\n\t \t\t\treturn false;\n\t \t\t\t}\n\n\n\n\t \t</script>";
     return $table;
 }
    public function render()
    {
        //call functions to catch form executes
        $this->createBook();
        $this->createUser();
        //get the an array for all the labels
        //check admin rights
        $isAdmin = Utilities::checkIsAdmin();
        if (!$isAdmin) {
            return '<h1>' . i("no_rights_msg") . '</h1>';
            //";header( 'Location: http://localhost/src/index.php?view=home' ) ;
        }
        //----
        //---- create book
        //----
        //Product array
        $products = array();
        //get the product list
        $products = BookModel::findList(null, null);
        //create an arraylist
        //only need one array to set up the product list with the right names
        $i = 0;
        foreach ($products as $book) {
            if ($i > 0) {
                continue;
            }
            $inputBook = Utilities::buildInput($book);
            $i++;
        }
        //----
        //---- create user
        //----
        //Product array
        $users = array();
        //get the product list
        $users = UserModel::findList(null, null);
        //create an arraylist
        //only need one array to set up the product list with the right names
        $i = 0;
        foreach ($users as $user) {
            if ($i > 0) {
                continue;
            }
            $inputUser = Utilities::buildInput($user);
            $i++;
        }
        // Here comes the rendering process
        return '
    <div id="content">
      <h1>' . i("Administration") . '</h1>
      <br />
      <hr>
      <br />

      <h1>' . i("Book") . '</h1>
       <form name="formBook" action="index.php?view=administration" method="post" >
      <div class="profil">
        <div class="picture"><img  src="theme/images/book_1.png" height="80" width="80" />
        </div>

        <div class="settings" >
          ' . $inputBook . '
          <input class="button button-primary hidden" type="submit" id="createBook" name="createBook"  value="' . i("Add Book") . '" />
          <input class="button button-primary" type="button" onclick="validateBook()" value="' . i("Add Book") . '" />
        </div>
      </div>
   
      </form>
    </div>

<br />
<hr>
<br />

    <div id="content">

      <h1>' . i("Benutzer") . '</h1>
       <form name="formUser" action="index.php?view=administration" method="post">
      <div class="profil">
        <div class="picture"><img  src="theme/images/user.png" height="80" width="80" />
        </div>

        <div class="settings" >
          ' . $inputUser . '
          <input class="button button-primary hidden" type="submit" id="createUser" name="createUser"  value="' . i("Add user") . '" />
          <input class="button button-primary" type="button" onclick="validateUser()" value="' . i("Add user") . '" />
        </div>
      </div>
   
      </form>
    </div>

<br />
<hr>
<br />
';
    }
 public function render()
 {
     // Here comes the rendering process
     $htmlContent = "";
     //Main Content
     //id und class Bezeichnungen der HTML Elementen
     $idContent = "content";
     $classProduct = "product-detail";
     $classImage = "img-preview-detail";
     $classDescription = "description";
     $classDescriptionText = "description-text-detail";
     $label1 = "label1";
     //local config
     $maxDescriptionCharlenght = 20000;
     $imagePath = "/src/theme/images/";
     $lang_pageTitel = i("Productview");
     $button1 = i("Buy");
     //Product array
     $products = array();
     //get the product list
     $products = BookModel::findList(null, null);
     //save id
     if (isset($_GET['id'])) {
         $_SESSION['productdetail_id_selected'] = $_GET['id'];
     }
     //create an arraylist
     foreach ($products as $book) {
         if ($_SESSION['productdetail_id_selected'] != $book['isbn']) {
             continue;
         }
         $paragraph = Utilities::buildParagraph($book);
         //too long text?
         if (strlen($book['description']) > $maxDescriptionCharlenght) {
             $book['description'] = substr($book['description'], 0, $maxDescriptionCharlenght);
             $book['description'] = $book['description'] . "...";
         } else {
             //not too long, display it all
             $modDescription = $book['description'];
         }
         /*
          * schwf5: Element in Warenkorb legen
          */
         $note = "";
         $found = false;
         //Auslesen der BuchID
         if (isset($_GET["id"])) {
             $currentID = $_GET["id"];
         } else {
             $currentID = 0;
         }
         //Prüfen ob Seite mit added action geladen wurde (d.h. dass Buch in Korb gelegt wurde)
         if (isset($_GET["action"]) && $_GET["action"] == "added") {
             $amount = $_POST["amountSelection"];
             //Seite wurde neu geladen. Prüfen, ob bereits ein Warenkorb existiert
             //Korb existiert schon. Items also in den Warenkorb hinzufügen
             if (isset($_COOKIE["shoppingCart"])) {
                 //Prüfen, ob dieser Artikel schon hinzugefügt wurde. Wenn ja, den Amount hinzutun
                 $cartArray = json_decode($_COOKIE["shoppingCart"]);
                 foreach ($cartArray as $index) {
                     if ($index->ID == $currentID) {
                         $note = "Buch war schon im Korb - Anzahl aktualisiert";
                         $index->amount += $amount;
                         setcookie("shoppingCart", json_encode($cartArray));
                         $found = true;
                     }
                 }
                 if (!$found) {
                     array_push($cartArray, array("ID" => $currentID, "amount" => $amount));
                     setcookie("shoppingCart", json_encode($cartArray));
                 }
             } else {
                 $cartArray = array(array("ID" => $currentID, "amount" => $amount));
                 setcookie("shoppingCart", json_encode($cartArray));
             }
             //
         } else {
         }
         $htmlContent .= "\n        <div class=\"{$classProduct}\">\n        <div class=\"{$classImage}\"><img  src=\"" . $book['cover'] . "\"  />\n          </div>\n          <div class=\"{$classDescription}\">\n\n           {$paragraph}\n\n              <div>\n                  <br>" . i('Amount') . ":\n                  <form action='index.php?view=productdetail&id={$currentID}&action=added' method='post'>\n                  <select name='amountSelection' class='input-border'>\n\n  \t\t\t\t\t <option value='1'>1</option>\n \t\t\t\t\t <option value='2'>2</option>\n \t\t\t\t\t <option value='3'>3</option>\n \t\t\t\t\t <option value='4'>4</option>\n \t\t\t\t\t <option value='5'>5</option>\n\n\t\t\t\t\t</select>\n\t\t\t\t\t<input class='button button-primary' type='submit' name='submit' value='" . i('Add to cart') . "' />\n\t\t\t\t\t</form>\n\n\n\n              </div>\n\n           </div>\n        </div>";
     }
     //textmessage, after a product was placed in shoppingcart
     if (isset($_GET["action"])) {
         $buyState = "Produkt wurde in den Warenkorb gelegt.<br>";
     } else {
         $buyState = "";
     }
     //display page
     $htmlContentBody = "\n\t\t<div id=\"content\">\n        <span style='color:red'>{$buyState}</span>\n \t\t{$note}\n          <h1>" . $lang_pageTitel . "</h1>\n           {$htmlContent}\n        </div>\n\n";
     return $htmlContentBody;
 }
    public function render()
    {
        // Here comes the rendering process
        $js = '

';
        //add Product to session
        //Only if its not yet there
        if (isset($_SESSION['shoppingCart']['id']) && isset($_GET['id'])) {
            if (!in_array($_GET['id'], $_SESSION['shoppingCart']['id'])) {
                $_SESSION['shoppingCart']['id'][] = $_GET['id'];
            }
        }
        //add chosen values to session
        //adress data
        if (isset($_POST['lastname'])) {
            $_SESSION['payment_lastname'] = $_POST['lastname'];
        }
        if (isset($_POST['firstname'])) {
            $_SESSION['payment_firstname'] = $_POST['firstname'];
        }
        if (isset($_POST['street'])) {
            $_SESSION['payment_street'] = $_POST['street'];
        }
        if (isset($_POST['plz'])) {
            $_SESSION['payment_plz'] = $_POST['plz'];
        }
        if (isset($_POST['country'])) {
            $_SESSION['payment_country'] = $_POST['country'];
        }
        //shipping method
        if (isset($_POST['shippingMethod'])) {
            $_SESSION['payment_shippingMethod'] = $_POST['shippingMethod'];
        }
        //payment method
        if (isset($_POST['paymentMethod'])) {
            $_SESSION['payment_paymentMethod'] = $_POST['paymentMethod'];
        }
        //gift box
        if (isset($_POST['giftBox'])) {
            $_SESSION['payment_giftBox'] = $_POST['giftBox'];
        }
        if (isset($_POST['comment'])) {
            $_SESSION['payment_comment'] = $_POST['comment'];
        }
        $htmlList = "";
        //translations
        $title1 = i("Delivery Address");
        $title2 = i("Shipping Method");
        $title3 = i("Payment Method");
        $title4 = i("Gift Box");
        $title5 = i("Order");
        $html = "";
        $html .= $htmlList;
        //input all posted Values
        $inputs = Utilities::hiddenInputsFromPost();
        $html .= '
      <div>
        ' . $inputs . '
      </div>
      ';
        //Use Userdata if logged in
        if (UserHandler::instance()->loggedin()) {
            if (UserHandler::instance()->user()) {
                $firstName = UserHandler::instance()->user()->getValue('first_name');
                $lastName = UserHandler::instance()->user()->getValue('last_name');
                $streetname = UserHandler::instance()->user()->getValue('streetname');
                $zip = UserHandler::instance()->user()->getValue('zip');
                $city = UserHandler::instance()->user()->getValue('city');
                $email = UserHandler::instance()->user()->getValue('email');
            } else {
                $firstName = "";
                $lastName = "";
                $streetname = "";
                $zip = "";
                $city = "";
                $email = "";
            }
            $greeting = i('Hello');
            $loginMask = $greeting . ' ' . $firstName . ' ' . $lastName;
        }
        //a form to submit to myself
        $html .= "<div id='deliveryAddress' class=" . GrootPaymentView::visibility("deliveryAddress") . ">";
        $html .= '
      <div class="hidden"><input name="deliveryAddressStore"></input></div>
      <form action="" method="POST">
      <h1>' . $title1 . '</h1>
        <div class="column1">' . i("first_name") . '</div><div class=""><input class="input1 " value="' . $firstName . '" name="firstname"></input></div>
        <div class="column1">' . i("last_name") . '</div><div class=""><input class="input1" value="' . $lastName . '" name="lastname"></input></div>
        <div class="column1">' . i("streetname") . '</div><div class=""><input class="input1" value="' . $streetname . '" name="street"></input></div>
        <div class="column1">' . i("zip") . '</div><div class=""><input class="input1" value="' . $zip . '" name="plz"></input></div>
        <div class="column1">' . i("city") . '</div><div class=""><input class="input1" value="' . $city . '" name="country"></input></div><br />
        <input type="reset" class="button button-primary" value="' . i("Reset") . '"><input type="submit" class="button button-primary" value="' . i("Confirm") . '"/>
        <input class="input1" type="hidden" name="poster" value="deliveryAddress"></input>
      </form>';
        $html .= '</div>';
        //a form to submit to myself
        $html .= "<div id='shippingMethod' class=" . GrootPaymentView::visibility("shippingMethod") . ">";
        $html .= '
      <div class="hidden"><input name="shippingMethodStore"></input></div>
      <form action="" method="POST">
      <h1>' . $title2 . '</h1><br />
        <div class="column2">' . i("Home delivery") . '</div><div class="column2"><input type="radio" name="shippingMethod" value="Home delivery" checked></input></div>
        <div class="column2" >' . i("Nearest store") . '</div><div class="column2"><input type="radio" name="shippingMethod" value="Nearest Store"></input></div>
        <div class="column2">' . i("Other") . '</div><div class="column2"><input type="radio" name="shippingMethod" value="Other"></input></div>
        <div class="bottomButton"><input type="reset" class="button button-primary" value="' . i("Reset") . '"><input  type="submit" class="button button-primary" value="' . i("Confirm") . '"/></div>
        <input class="input1" type="hidden" name="poster" value="shippingMethod"></input>
      </form>';
        $html .= '</div>';
        //a form to submit to myself
        $html .= "<div id='paymentMethod' class=" . GrootPaymentView::visibility("paymentMethod") . ">";
        $html .= '
      <div class="hidden"><input name="paymentMethodStore"></input></div>
      <form action="" method="POST">
      <h1>' . $title3 . '</h1><br />
        <div class="column2">' . i("Visa") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="Visa" checked></input></div>
        <div class="column2">' . i("Postfinance") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="Postfinance"></input></div>
        <div class="column2">' . i("Maestro") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="Maestro"></input></div>
        <div class="column2">' . i("Check") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="Check"></input></div>
        <div class="column2">' . i("PayPal") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="PayPal"></input></div>
        <div class="column2">' . i("Other") . '</div><div class="column2"><input type="radio" name="paymentMethod" value="Other"></input></div>
        <div class="bottomButton"><input type="reset" class="button button-primary" value="' . i("Reset") . '"><input  type="submit" class="button button-primary" value="' . i("Confirm") . '"/></div>
        <input class="input1" type="hidden" name="poster" value="paymentMethod"></input>
      </form>';
        $html .= '</div>';
        //a form to submit to myself
        //onclick JS funktion
        $html .= "<div id='giftBox' class=" . GrootPaymentView::visibility("giftBox") . ">";
        $html .= '
      <div class="hidden"><input name="giftBox"></input></div>
      <form action="" method="POST">
      <h1>' . $title4 . '</h1><br />
        <h3>' . i("Is it a gift?") . '</h3>
        <div class="column2">' . i("No") . '</div><div class="column2"><input type="radio" name="giftBox" value="No" checked></input></div>
        <div class="column2">' . i("Yes") . '</div><div class="column2"><input type="radio" name="giftBox" value="Yes"></input></div>
        <div class="column2">' . i("Bemerkung") . ':</div><div class="column2"><textarea name="comment" rows="10" cols="80"></textarea></div>
        <div class="bottomButton"><input id="realSubmitButton"  type="submit" class="button button-primary hidden" value="' . i("Confirm") . '"/><input type="reset" class="button button-primary" value="' . i("Reset") . '"><input id="fakeSubmitButton" type="button" onclick="orderConfirmation()" class="button button-primary" value="' . i("Confirm") . '"/></div>
        <input class="input1" type="hidden" name="poster" value="giftBox"></input>
      </form>';
        $html .= '</div>';
        //a form to submit to myself
        $html .= "<div id='orderComplete' class=" . GrootPaymentView::visibility("orderComplete") . ">";
        $html .= '
      <div class="hidden"><input name="orderComplete"></input></div>
      <h1>' . $title5 . '</h1><br />
        <h3>' . i("thx_for_order_msg") . '</h3>
          ' . i("email_send_msg") . ' ' . $email . ' <br>

          <a href="index.php?view=home">
                  <input class="button button-primary" type="button" value="' . i('back_to_main') . '"></input>
                </a>

        ';
        //if the order is completed and accepted, send an email to the user email with the previous saved content
        if (GrootPaymentView::visibility("orderComplete") != "hidden") {
            $email_adress = $email;
            //"*****@*****.**";
            $email_title = i("Order from Groot Shop");
            $emailContent = "";
            $emailContent .= "" . i("Order from Groot Shop") . " \n";
            $emailContent .= i("order_confirmation_msg") . " \n";
            $emailContent .= " \n";
            $emailContent .= $title1 . " \n";
            $emailContent .= "--------------------------------\n";
            $emailContent .= i('first_name') . ":  " . $_SESSION['payment_firstname'] . " \n";
            $emailContent .= i('last_name') . ":  " . $_SESSION['payment_lastname'] . " \n";
            $emailContent .= i('streetname') . ":  " . $_SESSION['payment_street'] . " \n";
            $emailContent .= i('zip') . ":  " . $_SESSION['payment_plz'] . " \n";
            $emailContent .= i('city') . ":  " . $_SESSION['payment_country'] . " \n";
            $emailContent .= " \n";
            $emailContent .= $title2 . ": " . i($_SESSION['payment_shippingMethod']) . " \n";
            $emailContent .= $title3 . ": " . i($_SESSION['payment_paymentMethod']) . " \n";
            $emailContent .= $title4 . ": " . i($_SESSION['payment_giftBox']) . " \n";
            $emailContent .= i('Note') . ":  " . $_SESSION['payment_comment'] . " \n";
            $emailContent .= "--------------------------------\n";
            $emailContent .= " \n";
            $emailContent .= $title5 . " \n";
            //shoppingcart content
            $myArray = json_decode($_COOKIE["shoppingCart"]);
            $myCart = new ShoppingCart($myArray);
            $cart = $myCart->getCart();
            foreach ($cart as $cartIsbn => $cartAmount) {
                $list = BookModel::findList(array('isbn' => array($cartIsbn)), null);
                $title = $list[0]['title'];
                $emailContent .= i('title') . " " . $title . "  " . i('isbn') . ":  " . $cartIsbn . "  " . $cartAmount . "x \n";
            }
            $emailContent .= "--------------------------------\n";
            $emailContent .= " \n";
            $emailContent .= " \n";
            $emailContent .= i("greetings_from_groot_team_msg") . " \n";
            $email_message = $emailContent;
            //TSCM Bitte beim Testen auskommentiert, weil es jedes mal wieder eine Email an mich versantd hat
            mail($email_adress, $email_title, $email_message);
        }
        $html .= '</div>';
        //show post values
        $postedValues = "";
        foreach ($_POST as $key => $value) {
            $postedValues .= "key = {$key} und value = {$value} </br>";
        }
        return $html;
    }