/**
* Does our preprocessing for the manage invoice page, adds our meta boxes, and checks invoice data
*
* @since 3.0
*/
static function page_manage_invoice_preprocess($screen_id)
{
global $wpi_settings, $this_invoice, $wpdb;
// Check if invoice_id already exists
$invoice_id_exists = false;
if (!empty($_REQUEST['wpi'])) {
if (!empty($_REQUEST['wpi']['new_invoice'])) {
if (wpi_check_invoice($_REQUEST['wpi']['new_invoice']['invoice_id'])) {
$invoice_id_exists = true;
}
}
if (!empty($_REQUEST['wpi']['existing_invoice'])) {
if (wpi_check_invoice($_REQUEST['wpi']['existing_invoice']['invoice_id'])) {
$invoice_id_exists = true;
}
}
}
if ($invoice_id_exists) {
// Select status of invoice from DB
$status = $wpdb->get_var("SELECT meta_value FROM {$wpdb->postmeta} WHERE post_id = '{$_REQUEST['wpi']['existing_invoice']['invoice_id']}' AND meta_key = 'status'");
}
// New Invoice
if (isset($_REQUEST['wpi']['new_invoice']) && empty($invoice_id_exists)) {
$this_invoice = new WPI_Invoice();
$this_invoice->create_new_invoice("invoice_id={$_REQUEST['wpi']['new_invoice']['invoice_id']}");
// If we are copying from a template
if (!empty($_REQUEST['wpi']['new_invoice']['template_copy'])) {
$this_invoice->load_template("id={$_REQUEST['wpi']['new_invoice']['template_copy']}");
}
// Set user and determine type
$this_invoice->load_user("email={$_REQUEST['wpi']['new_invoice']['user_email']}");
// Add custom data if user doesn't exist.
if (empty($this_invoice->data['user_data'])) {
$this_invoice->data['user_data'] = array('user_email' => $_REQUEST['wpi']['new_invoice']['user_email']);
}
$new_invoice = true;
// Enter in GET values
if (isset($_GET['prefill']['subject'])) {
$this_invoice->data['subject'] = $_GET['prefill']['subject'];
}
if (!empty($_GET['prefill']['is_quote']) && $_GET['prefill']['is_quote'] == 'true') {
$this_invoice->data['is_quote'] = true;
$this_invoice->data['status'] = "quote";
}
} else {
if (!empty($invoice_id_exists)) {
// Existing Invoice
$this_invoice = new WPI_Invoice();
if (isset($_REQUEST['wpi']['existing_invoice']['invoice_id'])) {
$ID = $_REQUEST['wpi']['existing_invoice']['invoice_id'];
} else {
if (isset($_REQUEST['wpi']['new_invoice']['invoice_id'])) {
$ID = $_REQUEST['wpi']['new_invoice']['invoice_id'];
}
}
$this_invoice->load_invoice("id={$ID}");
}
}
add_meta_box('postbox_payment_methods', __('Payment Settings', WPI), 'postbox_payment_methods', $screen_id, 'normal', 'high');
if (is_object($this_invoice) && isset($this_invoice->data['type']) && $this_invoice->data['type'] == 'single_payment') {
add_meta_box('postbox_overview', __('Overview', WPI), 'postbox_overview', $screen_id, 'side', 'high');
} else {
add_meta_box('postbox_publish', __('Publish', WPI), 'postbox_publish', $screen_id, 'side', 'high');
}
add_meta_box('postbox_user_existing', __('User Information', WPI), 'postbox_user_existing', $screen_id, 'side', 'low');
}
