Untitled

<?php

function do_html_header($title = '')
{
  // print an HTML header

  // declare the session variables we want access to inside the function
  if(!$_SESSION['items']) $_SESSION['items'] = '0';
  if(!$_SESSION['total_price']) $_SESSION['total_price'] = '0.00';
?>
  <html>
  <head>
    <title><?php echo $title; ?></title>
    <link rel="stylesheet" type="text/css" href="styling.css" />
  </head>
  <body>
  <table width='100%' border=0 cellspacing = 0 bgcolor='#848484'>
  <tr>
  <td rowspan = 2>
  <a href = 'index.php'><img src='images/logo.gif' alt='Logo Failed to load, sorry.' border=0
       align='left' valign='bottom' height = 55 width = 325></a>
  </td>
  <td align = 'right' valign = 'bottom'>
  <?php if(isset($_SESSION['admin_user']))
       echo '&nbsp;';
     else
       echo 'Total Items = '.$_SESSION['items'];
  ?>
  </td>
  <td align = 'right' rowspan = 2 width = 135>
  <?php if(isset($_SESSION['admin_user']))
       display_button('logout.php', 'log-out', 'Log Out');
     else
       display_button('show_cart.php', 'view-cart', 'View Your Shopping Cart');
  ?>
  </tr>
  <tr>
  <td align = right valign = top>
  <?php if(isset($_SESSION['admin_user']))
       echo '&nbsp;';
     else
       echo 'Cart Total = &pound'.number_format($_SESSION['total_price'],2);
  ?>
  </td>
  </tr>
  </table>
<?php
  if($title)
    do_html_heading($title);
}

function do_html_footer()
{
  // print an HTML footer
?>
  </body>
  </html>
<?php
}

function do_html_heading($heading)
{
  // print heading
?>
  <h2><?php echo $heading; ?></h2>
<?php
}

function do_html_URL($url, $name)
{
  // output URL as link and br
?>
  <a href="<?php echo $url; ?>"><?php echo $name; ?></a><br />
<?php
}

function display_categories($cat_array)
{
  if (!is_array($cat_array))
  {
     echo 'No categories currently available<br />';
     return;
  }
  echo '<ul>';
  foreach ($cat_array as $row)
  {
    $url = 'show_cat.php?categoryID='.($row['categoryID']);
    $title = $row['category_name'];
    echo '<li>';
    do_html_url($url, $title);
    echo '</li>';
  }
  echo '</ul>';
  echo '<hr />';
}

function display_products($product_array)
{
  //display all products in the array passed in
  if (!is_array($product_array))
  {
     echo '<br />No products currently available in this category<br />';
  }
  else
  {
    //create table
    echo '<table width = \"100%\" border = 0>';

    //create a table row for each product
    foreach ($product_array as $row)
    {
      $url = 'show_product.php?productID='.($row['productID']);
      echo '<tr><td style=\'width:30%\'>';
      if (@file_exists('images/'.$row['image_url']))
      {
        $title = '<img src=\'images/'.($row['image_url']).'\' border=0 style=\'height:30%\' />';
        do_html_url($url, $title);
      }
      else
      {
        echo '&nbsp;';
      }
      echo '</td><td>';
      $name =  $row['name'].' '.$row['storage_space'].'GB';
      do_html_url($url, $name);
      echo '</td></tr>';
    }
    echo '</table>';
  }
  echo '<hr />';
}

function display_product_details($product)
{
  // display all details about this product
  if (is_array($product))
  {
    echo '<table><tr>';
    //display the picture if there is one
    if (@file_exists('images/'.($product['image_url'])))
    {
      $size = GetImageSize('images/'.$product['image_url']);
      if($size[0]>0 && $size[1]>0)
        echo '<td><img src=\'images/'.$product['image_url'].'\' border=0 style=\'width:40%\'></td>';
    }
    echo '<td><ul>';
    echo '</li><li><b>Product Name:</b> ';
    echo $product['name'];
    echo '<li><b>Storage Space:</b> ';
    echo $product['storage_space'].'GB';
    echo '</li><li><b>Our Price:</b> ';
    echo number_format($product['price'], 2);
    echo '</li><li><b>Description:</b> ';
    echo $product['description'];
    echo '</li></ul></td></tr></table>';
  }
  else
    echo 'The details of this product cannot be displayed at this time.';
  echo '<hr />';
}

function display_checkout_form()
{
  //display the form that asks for name and address
?>
  <br />
  <table border = 0 width = '100%' cellspacing = 0>
  <form action = 'purchase.php' method = 'post'>
  <tr><th colspan = 2 bgcolor='#848484'>Your Details</th></tr>
  <tr>
    <td>Name</td>
    <td><input type = 'text' name = 'name' value = "" maxlength = 40 size = 40></td>
  </tr>
  <tr>
    <td>Address</td>
    <td><input type = 'text' name = 'address' value = "" maxlength = 40 size = 40></td>
  </tr>
  <tr>
    <td>City</td>
    <td><input type = 'text' name = 'city' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr>
    <td>County</td>
    <td><input type = 'text' name = 'county' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr>
    <td>Postcode</td>
    <td><input type = 'text' name = 'post_code' value = "" maxlength = 10 size = 40></td>
  </tr>
  <tr>
    <td>Country</td>
    <td><input type = 'text' name = 'country' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr><th colspan = 2 bgcolor='#848484'>Shipping Address (leave blank if as above)</th></tr>
  <tr>
    <td>Name</td>
    <td><input type = 'text' name = 'ship_name' value = "" maxlength = 40 size = 40></td>
  </tr>
  <tr>
    <td>Address</td>
    <td><input type = 'text' name = 'ship_address' value = "" maxlength = 40 size = 40></td>
  </tr>
  <tr>
    <td>City</td>
    <td><input type = 'text' name = 'ship_city' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr>
    <td>County</td>
    <td><input type = 'text' name = 'ship_county' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr>
    <td>Postcode</td>
    <td><input type = 'text' name = 'ship_postcode' value = "" maxlength = 10 size = 40></td>
  </tr>
  <tr>
    <td>Country</td>
    <td><input type = 'text' name = 'ship_country' value = "" maxlength = 20 size = 40></td>
  </tr>
  <tr>
    <td colspan = 2 align = 'center'>
      <b>Please press Purchase to confirm your purchase,
         or Continue Shopping to add or remove items</b>
     <?php display_form_button('purchase', 'Purchase These Items'); ?>
    </td>
  </tr>
  </form>
  </table><hr />
<?php
}

function display_shipping($shipping)
{
  // display table row with shipping cost and total price including shipping
?>
  <table border = 0 width = '100%' cellspacing = 0>
  <tr><td align = 'left'>Shipping</td>
      <td align = 'right'> <?php echo number_format($shipping, 2); ?></td></tr>
  <tr><th bgcolor='#848484' align = 'left'>TOTAL INCLUDING SHIPPING</th>
      <th bgcolor='#848484' align = 'right'>$<?php echo number_format($shipping+$_SESSION['total_price'], 2); ?></th>
  </tr>
  </table><br />
<?php
}

function display_card_form($name)
{
  //display form asking for credit card details
?>
  <table border = 0 width = '100%' cellspacing = 0>
  <form action = 'process.php' method = 'post'>
  <tr><th colspan = 2 bgcolor="#848484">Credit Card Details</th></tr>
  <tr>
    <td>Type</td>
    <td><select name = 'card_type'><option>VISA<option>MasterCard<option>American Express</select></td>
  </tr>
  <tr>
    <td>Number</td>
    <td><input type = 'text' name = 'card_number' value = "" maxlength = 16 size = 40></td>
  </tr>
  <tr>
    <td>AMEX code (if required)</td>
    <td><input type = 'text' name = 'amex_code' value = "" maxlength = 4 size = 4></td>
  </tr>
  <tr>
    <td>Expiry Date</td>
    <td>Month <select name = 'card_month'><option>01<option>02<option>03<option>04<option>05<option>06<option>07<option>08<option>09<option>10<option>11<option>12</select>
    Year <select name = 'card_year'><option>00<option>01<option>02<option>03<option>04<option>05<option>06<option>07<option>08<option>09<option>10</select></td>
  </tr>
  <tr>
    <td>Name on Card</td>
    <td><input type = 'text' name = 'card_name' value = "<?php echo $name; ?>" maxlength = 40 size = 40></td>
  </tr>
  <tr>
    <td colspan = 2 align = 'center'>
      <b>Please press Purchase to confirm your purchase,
         or Continue Shopping to add or remove items</b>
     <?php display_form_button('purchase', 'Purchase These Items'); ?>
    </td>
  </tr>
  </table>
<?php
}


function display_cart($cart, $change = true, $images = 1)
{
  // display items in shopping cart
  // optionally allow changes (true or false)
  // optionally include images (1 - yes, 0 - no)

   echo '<table border = 0 width = "100%" cellspacing = 0>
        <form action = "show_cart.php" method = "post">
        <tr><th colspan = '. (1+$images) .' bgcolor="#848484">Item</th>
        <th bgcolor="#848484">Price</th><th bgcolor="#848484">Quantity</th>
        <th bgcolor="#848484">Total</th></tr>';

  //display each item as a table row
  foreach ($cart as $productID => $qty)
  {
    $product = get_product_details($productID);
    echo '<tr>';
    if($images ==true)
    {
      echo '<td align = left>';
      if (file_exists("images/".$image_url))
      {
         $size = GetImageSize('images/'.$image_url);
         if($size[0]>0 && $size[1]>0)
         {
           echo '<img src="images/'.$image_url.'\" border=0 ';
           echo 'width = \'200px\' />';
         }
      }
      else
         echo '&nbsp;';
      echo '</td>';
    }
    echo '<td align = "left">';
    echo '<a href = "show_product.php?productID='.$productID.'">'.$product['name'].' '.$product['storage_space'].'GB';
    echo '</td><td align = "center">&pound'.number_format($product['price'], 2);
    echo '</td><td align = "center">';
    // if we allow changes, quantities are in text boxes
    if ($change == true)
      echo "<input type = 'text' name = \"".$productID."\" value = \"".$qty."\" size = 3>";
    else
      echo $qty;
    echo '</td><td align = "center">&pound'.number_format($product['price']*$qty,2)."</td></tr>\n";
  }
  // display total row
  echo "<tr>
          <th colspan = ". (2+$images) ." bgcolor=\"#848484\">&nbsp;</td>
          <th align = \"center\" bgcolor=\"#848484\">
              ".$_SESSION['items']."
          </th>
          <th align = \"center\" bgcolor=\"#848484\">
              &pound".number_format($_SESSION['total_price'], 2).
          '</th>
        </tr>';
  // display save change button
  if($change == true)
  {
    echo '<tr>
            <td colspan = '. (2+$images) .'>&nbsp;</td>
            <td align = "center">
              <input type = "hidden" name = "save" value = true>
              <input type = "image" src = "images/save-changes.gif"
                     border = 0 alt = "Save Changes">
            </td>
            <td>&nbsp;</td>
        </tr>';
  }
  echo '</form></table>';
}

function display_login_form()
{
  // dispaly form asking for name and password
?>
  <form method='post' action="admin.php">
 <table bgcolor='#848484'>
   <tr>
     <td>Username:</td>
     <td><input type='text' name='username'></td></tr>
   <tr>
     <td>Password:</td>
     <td><input type='password' name='passwd'></td></tr>
   <tr>
     <td colspan=2 align='center'>
     <input type='submit' value="Log in"></td></tr>
   <tr>
 </table></form>
<?php
}

function display_admin_menu()
{
?>
<br />
<a href="index.php">Go to main site</a><br />
<a href="insert_category_form.php">Add a new category</a><br />
<a href="insert_product_form.php">Add a new product</a><br />
<a href="change_password_form.php">Change admin password</a><br />
<?php

}

function display_button($target, $image, $alt)
{
  echo "<center><a href=\"$target\"><img src=\"images/$image".".gif\"
           alt=\"$alt\" border=0 height = 50 width = 135></a></center>";
}

function display_form_button($image, $alt)
{
  echo "<center><input type = image src=\"images/$image".".gif\"
           alt=\"$alt\" border=0 height = 50 width = 135></center>";
}

?>