
<?php session_start() 
    //session.cookie_lifetime = 0;
?>
    <!--
    Brian Platz
    CS85 Section 1643
    Professor Geddes
    April 20, 2012
    Assignment: Test 2 pizzaOrder.php
                associated files:
                    pizzaOrder.css        for styling
                    pizzaOrderSrc.php     to display source code
    --> 
    
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
   <head>
      <title></title>
      <link rel="stylesheet" type="text/css" href="pizzaOrder.css" />

   </head>
   <body> 
      <?php
        extract($_REQUEST);                         // create form variables
        error_reporting(E_ALL & ~E_NOTICE);         // get rid of runtime notices
        
        global $pizzaPrices, $selPizza, $selSize;
        
        function setPizzaArray() {    // set up pizza array with types and prices
            global $pizzaPrices;
            $pizzaPrices = array("Plain" => array("Small"=>"3.50", 
                                                "Medium"=>"6.25",
                                                "Large"=>"8.00"
                                                ),
                                "Vegetarian" => array("Small"=>"4.35", 
                                                "Medium"=>"7.60",
                                                "Large"=>"12.00"
                                                ),
                                "Pepperoni" => array("Small"=>"7.25", 
                                                "Medium"=>"10.75",
                                                "Large"=>"14.00"
                                                ),
                                "Hawaiian" => array("Small"=>"8.00", 
                                                "Medium"=>"12.50",
                                                "Large"=>"15.50"
                                                )
            );
            
            }

        function displayMenu() {    // displays menu
            global $pizzaPrices;
            
            ECHO <<<HERE
                <h3 class='centerText'>Welcome to PHP*</h3>
                <h2 class='centerText'>* PHP Harry's Pizza</h2>
HERE;
            print "<table class='center'>
                    <tr><th></th><th>Small</th><th>Medium</th><th>Large</th></tr>";
            foreach ($pizzaPrices as $zaType => $prices) {
                print "<tr><td class='centBold'>$zaType</td><td>".$pizzaPrices[$zaType]["Small"]."</td><td>".$pizzaPrices[$zaType]["Medium"]."</td><td>".$pizzaPrices[$zaType]["Large"]."</td></tr>";
                }
            print "</table>";    
            }
            
        function createSelects() {   // creates select boxes for pizza types and pizza sizes
            global $selPizza, $selSize, $pizzaPrices;    
            
                // create a selectbox for pizza type
            $selPizza = "<select class='center' name='type' >";
            foreach($pizzaPrices as $zaType => $prices) {
                $selPizza .= "<option value='".$zaType."' >".$zaType."</option>";
                }
            $selPizza .= "</select>";
            
              // create a select box for pizza size
            $selSize = "<select class='center' name='size' >
                            <option value='Small'>Small</option>
                            <option value='Medium'>Medium</option>
                            <option value='Large'>Large</option>
                        </select>";
            }
        
        function printOrderForm() {   // prints form for ordering pizza
            global $selPizza, $selSize;
            
            createSelects();
            ECHO <<<HERE
                <form id='myform' class='center' method='POST' >
                <h1>Order your pizza NOW!!</br>
                Pizza Type: $selPizza</br>
                Pizza Size: $selSize</br>
                <h1><button class='center' type='submit'>Order</button></h1>
                </form>
HERE;
            }
        
        function displayReceipt() {
            global $type, $size, $pizzaPrices;
            
            $price = $pizzaPrices[$type][$size];
            $tax = 0.0975 * (float) $price;
            $total = (float) $price + (float) $tax;
            
            $output = "<h1 class='centerText'>Thank you for your order. Here is your receipt.</h1>
                <table class='wrapper' >
                  <tr><td>
                    <table class='receipt'>
                    <tr><th colspan='2'>PHP Harry's Pizza</th></tr>
                    <tr class='rec'><td class='centBold'>Kind of pizza</td><td class='rec'>$type</td></tr>
                    <tr ><td class='centBold'>Size</td><td class='rec'>$size</td></tr>
                    <tr ><td class='centBold'>Price</td><td class='money'>$ ".number_format($price, 2, '.', ',' )."</td></tr>
                    <tr ><td class='centBold'>Tax</td><td class='money'>$ ".number_format($tax, 2, '.', ',' )."</td></tr>
                    <tr ><td class='centBold'>Total</td><td class='money'>$ ".number_format($total, 2, '.', ',' )."</td></tr>
                    </table>
                  </td></tr>
                </table></br>
                <form id='myform' class='center' method='POST' >
                <h1><button class='center' type='submit' name='done'>Pay Bill</button></h1>
                </form>";
                
            print $output;
            }
            
            
            
            // the brains...
        if ( !isset($_SESSION["placeAnOrder"] ) ) {    // *****  first time through...display menu and order form
        
                $placeAnOrder = true;                    // set a flag for next time through
                $_SESSION["placeAnOrder"] = $placeAnOrder;
                
                setPizzaArray();                        // create price list and store it
                $_SESSION["pizzaPrices"] = $pizzaPrices;
                displayMenu();                            // show the menu
                printOrderForm();                        // show an order form
            
            } else if ( $_SESSION["placeAnOrder"] ) {     // *****  has placed an order...display a receipt

                global $type, $size;
                $pizzaPrices = $_SESSION["pizzaPrices"];    // recall price list
                
                $type = $_REQUEST["type"];                    // get type and size of pizza ordered
                $size = $_REQUEST["size"];
                
                displayReceipt();                        // display receipt
                
                $placeAnOrder = false;                    // mark order as processed
                $_SESSION["placeAnOrder"] = $placeAnOrder;                
                
            } else {                                     // *****  order has been processed...ward off future business...
            
                ECHO <<<HERE
                <h1 class='centerText'>Thank you for your patronage</br>Your pizza will be delivered LATE and COLD!!</h1>
                <form id='myform' class='center' method='POST' >
                <h1><button class='center' type='submit' >Done</button></h1>
                </form>
HERE;

                session_destroy();                         // reset session for next order
                
            }
        
      ?>

<a href='../index.html#test2' >Main Page</a>
   </body>
</html>