function handle_coupon_edit_form($coupon_id = false)
{
global $page;
if ($coupon_id === false) {
$coupon = new M_Coupon(0, $this->_tips);
echo "<div class='wrap'>";
echo "<h2>" . __('Add Coupon', 'membership') . "</h2>";
echo '<div id="poststuff" class="metabox-holder">';
?>
<div class="postbox">
<h3 class="hndle" style='cursor:auto;'><span><?php
_e('Add Coupon', 'membership');
?>
</span></h3>
<div class="inside">
<?php
echo '<form method="post" action="?page=' . $page . '&action=edit&coupon=">';
echo '<input type="hidden" name="ID" value="" />';
echo "<input type='hidden' name='action' value='added' />";
wp_nonce_field('add-coupon');
$coupon->addform();
echo "<div class='buttons'>";
echo '<input class="button-primary alignright" type="submit" name="go" value="' . __('Add coupon', 'membership') . '" />';
echo "<a href='?page=" . $page . "' class='cancellink alignright' title='Cancel edit'>" . __('Cancel', 'membership') . "</a>";
echo '</div>';
echo '</form>';
echo '<br/>';
?>
</div>
</div>
<?php
echo "</div>";
echo "</div>";
} else {
$coupon = new M_Coupon((int) $coupon_id, $this->_tips);
echo "<div class='wrap'>";
echo "<h2>" . __('Edit Coupon', 'membership') . "</h2>";
echo '<div id="poststuff" class="metabox-holder">';
?>
<div class="postbox">
<h3 class="hndle" style='cursor:auto;'><span><?php
_e('Edit Coupon', 'membership');
?>
</span></h3>
<div class="inside">
<?php
echo '<form method="post" action="?page=' . $page . '&action=edit&coupon=' . $coupon_id . '">';
echo '<input type="hidden" name="ID" value="' . $coupon_id . '" />';
echo "<input type='hidden' name='action' value='updated' />";
wp_nonce_field('update-coupon_' . $coupon_id);
$coupon->editform();
echo "<div class='buttons'>";
echo '<input class="button-primary alignright" type="submit" name="go" value="' . __('Update coupon', 'membership') . '" />';
echo "<a href='?page=" . $page . "' class='cancellink alignright' title='Cancel edit'>" . __('Cancel', 'membership') . "</a>";
echo '</div>';
echo '</form>';
echo '<br/>';
?>
</div>
</div>
<?php
echo "</div>";
echo "</div>";
}
}
